[ 75.920643] netem: version 1.3 [ 642.865290] tc (26298) used greatest stack depth: 11864 bytes left [ 664.247836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 664.247934] rcu: 0-....: (21063 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=5250 [ 664.248012] rcu: (t=21000 jiffies g=207793 q=82 ncpus=4) [ 664.248062] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 664.248065] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 664.248068] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 664.248077] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 664.248079] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 664.248081] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 664.248083] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 664.248084] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 664.248084] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 664.248085] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 664.248088] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 664.248089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 664.248090] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 664.248091] PKRU: 55555554 [ 664.248092] Call Trace: [ 664.248094] [ 664.248098] __mptcp_try_fallback+0x49/0x90 [ 664.248104] mptcp_sendmsg_frag+0x6c4/0x820 [ 664.248106] __mptcp_retrans+0x1c2/0x3f0 [ 664.248109] mptcp_release_cb+0x1f9/0x390 [ 664.248112] release_sock+0x44/0x90 [ 664.248118] mptcp_sendmsg+0x46e/0x6b0 [ 664.248120] sock_write_iter+0xb5/0x140 [ 664.248124] vfs_write+0x3cb/0x470 [ 664.248131] ksys_write+0xb4/0xe0 [ 664.248134] do_syscall_64+0xa4/0xfd0 [ 664.248138] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 664.248141] RIP: 0033:0x7ff9a3389257 [ 664.248145] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 664.248146] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 664.248148] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 664.248149] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 664.248150] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 664.248151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 664.248152] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 664.248154] [ 694.382857] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 21155 jiffies s: 90761 root: 0x1/. [ 694.383074] rcu: blocking rcu_node structures (internal RCU debug): [ 694.383134] Sending NMI from CPU 3 to CPUs 0: [ 694.383201] NMI backtrace for cpu 0 [ 694.383208] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 694.383211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 694.383212] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 694.383223] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 694.383224] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 694.383226] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 694.383229] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 694.383230] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 694.383231] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 694.383231] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 694.383234] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 694.383235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 694.383236] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 694.383237] PKRU: 55555554 [ 694.383238] Call Trace: [ 694.383240] [ 694.383243] __mptcp_try_fallback+0x49/0x90 [ 694.383249] mptcp_sendmsg_frag+0x6c4/0x820 [ 694.383251] __mptcp_retrans+0x1c2/0x3f0 [ 694.383254] mptcp_release_cb+0x1f9/0x390 [ 694.383257] release_sock+0x44/0x90 [ 694.383262] mptcp_sendmsg+0x46e/0x6b0 [ 694.383264] sock_write_iter+0xb5/0x140 [ 694.383268] vfs_write+0x3cb/0x470 [ 694.383275] ksys_write+0xb4/0xe0 [ 694.383278] do_syscall_64+0xa4/0xfd0 [ 694.383282] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 694.383285] RIP: 0033:0x7ff9a3389257 [ 694.383289] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 694.383290] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 694.383292] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 694.383293] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 694.383294] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 694.383295] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 694.383296] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 694.383298] [ 727.250836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 727.250975] rcu: 0-....: (84065 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=21000 [ 727.251077] rcu: (t=84003 jiffies g=207793 q=117 ncpus=4) [ 727.251124] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 727.251127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 727.251129] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 727.251139] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 727.251141] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 727.251143] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 727.251144] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 727.251145] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 727.251146] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 727.251147] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 727.251150] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 727.251151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 727.251152] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 727.251153] PKRU: 55555554 [ 727.251154] Call Trace: [ 727.251157] [ 727.251161] __mptcp_try_fallback+0x49/0x90 [ 727.251166] mptcp_sendmsg_frag+0x6c4/0x820 [ 727.251168] __mptcp_retrans+0x1c2/0x3f0 [ 727.251171] mptcp_release_cb+0x1f9/0x390 [ 727.251174] release_sock+0x44/0x90 [ 727.251180] mptcp_sendmsg+0x46e/0x6b0 [ 727.251182] sock_write_iter+0xb5/0x140 [ 727.251187] vfs_write+0x3cb/0x470 [ 727.251195] ksys_write+0xb4/0xe0 [ 727.251197] do_syscall_64+0xa4/0xfd0 [ 727.251201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 727.251205] RIP: 0033:0x7ff9a3389257 [ 727.251209] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 727.251210] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 727.251212] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 727.251213] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 727.251214] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 727.251215] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 727.251216] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 727.251217] [ 758.894862] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 85667 jiffies s: 90761 root: 0x1/. [ 758.895037] rcu: blocking rcu_node structures (internal RCU debug): [ 758.895103] Sending NMI from CPU 3 to CPUs 0: [ 758.895175] NMI backtrace for cpu 0 [ 758.895184] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 758.895188] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 758.895190] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 758.895202] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 758.895204] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 758.895207] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 758.895209] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 758.895211] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 758.895212] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 758.895213] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 758.895217] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 758.895219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 758.895221] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 758.895222] PKRU: 55555554 [ 758.895223] Call Trace: [ 758.895227] [ 758.895232] __mptcp_try_fallback+0x49/0x90 [ 758.895238] mptcp_sendmsg_frag+0x6c4/0x820 [ 758.895242] __mptcp_retrans+0x1c2/0x3f0 [ 758.895246] mptcp_release_cb+0x1f9/0x390 [ 758.895251] release_sock+0x44/0x90 [ 758.895256] mptcp_sendmsg+0x46e/0x6b0 [ 758.895260] sock_write_iter+0xb5/0x140 [ 758.895266] vfs_write+0x3cb/0x470 [ 758.895274] ksys_write+0xb4/0xe0 [ 758.895277] do_syscall_64+0xa4/0xfd0 [ 758.895282] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 758.895286] RIP: 0033:0x7ff9a3389257 [ 758.895291] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 758.895293] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 758.895295] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 758.895297] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 758.895298] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 758.895299] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 758.895301] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 758.895304] [ 790.253836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 790.253979] rcu: 0-....: (147067 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=36751 [ 790.254065] rcu: (t=147006 jiffies g=207793 q=125 ncpus=4) [ 790.254101] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 790.254104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 790.254106] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 790.254116] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 790.254118] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 790.254120] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 790.254122] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 790.254123] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 790.254124] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 790.254124] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 790.254127] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 790.254128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 790.254129] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 790.254130] PKRU: 55555554 [ 790.254131] Call Trace: [ 790.254134] [ 790.254137] __mptcp_try_fallback+0x49/0x90 [ 790.254142] mptcp_sendmsg_frag+0x6c4/0x820 [ 790.254145] __mptcp_retrans+0x1c2/0x3f0 [ 790.254147] mptcp_release_cb+0x1f9/0x390 [ 790.254150] release_sock+0x44/0x90 [ 790.254155] mptcp_sendmsg+0x46e/0x6b0 [ 790.254158] sock_write_iter+0xb5/0x140 [ 790.254162] vfs_write+0x3cb/0x470 [ 790.254170] ksys_write+0xb4/0xe0 [ 790.254172] do_syscall_64+0xa4/0xfd0 [ 790.254176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 790.254180] RIP: 0033:0x7ff9a3389257 [ 790.254185] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 790.254186] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 790.254188] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 790.254189] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 790.254190] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 790.254190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 790.254191] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 790.254193] [ 824.430855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 151203 jiffies s: 90761 root: 0x1/. [ 824.431037] rcu: blocking rcu_node structures (internal RCU debug): [ 824.431115] Sending NMI from CPU 3 to CPUs 0: [ 824.431192] NMI backtrace for cpu 0 [ 824.431201] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 824.431205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 824.431207] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 824.431218] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 824.431221] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 824.431224] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 824.431226] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 824.431227] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 824.431228] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 824.431229] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 824.431233] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 824.431235] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 824.431237] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 824.431238] PKRU: 55555554 [ 824.431239] Call Trace: [ 824.431243] [ 824.431247] __mptcp_try_fallback+0x49/0x90 [ 824.431254] mptcp_sendmsg_frag+0x6c4/0x820 [ 824.431257] __mptcp_retrans+0x1c2/0x3f0 [ 824.431261] mptcp_release_cb+0x1f9/0x390 [ 824.431265] release_sock+0x44/0x90 [ 824.431271] mptcp_sendmsg+0x46e/0x6b0 [ 824.431275] sock_write_iter+0xb5/0x140 [ 824.431280] vfs_write+0x3cb/0x470 [ 824.431288] ksys_write+0xb4/0xe0 [ 824.431291] do_syscall_64+0xa4/0xfd0 [ 824.431295] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 824.431299] RIP: 0033:0x7ff9a3389257 [ 824.431303] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 824.431304] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 824.431306] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 824.431307] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 824.431308] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 824.431309] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 824.431310] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 824.431312] [ 853.256839] rcu: INFO: rcu_preempt self-detected stall on CPU [ 853.256975] rcu: 0-....: (210070 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=52501 [ 853.257051] rcu: (t=210009 jiffies g=207793 q=125 ncpus=4) [ 853.257098] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 853.257102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 853.257103] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 853.257114] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 853.257117] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 853.257119] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 853.257121] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 853.257122] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 853.257124] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 853.257125] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 853.257129] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 853.257131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 853.257133] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 853.257134] PKRU: 55555554 [ 853.257135] Call Trace: [ 853.257139] [ 853.257142] __mptcp_try_fallback+0x49/0x90 [ 853.257148] mptcp_sendmsg_frag+0x6c4/0x820 [ 853.257152] __mptcp_retrans+0x1c2/0x3f0 [ 853.257155] mptcp_release_cb+0x1f9/0x390 [ 853.257160] release_sock+0x44/0x90 [ 853.257165] mptcp_sendmsg+0x46e/0x6b0 [ 853.257169] sock_write_iter+0xb5/0x140 [ 853.257175] vfs_write+0x3cb/0x470 [ 853.257183] ksys_write+0xb4/0xe0 [ 853.257186] do_syscall_64+0xa4/0xfd0 [ 853.257191] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 853.257195] RIP: 0033:0x7ff9a3389257 [ 853.257200] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 853.257202] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 853.257204] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 853.257206] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 853.257207] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 853.257208] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 853.257209] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 853.257212] [ 889.966851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 216739 jiffies s: 90761 root: 0x1/. [ 889.967089] rcu: blocking rcu_node structures (internal RCU debug): [ 889.967147] Sending NMI from CPU 3 to CPUs 0: [ 889.967204] NMI backtrace for cpu 0 [ 889.967211] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 889.967214] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 889.967216] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 889.967226] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 889.967228] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 889.967230] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 889.967231] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 889.967232] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 889.967233] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 889.967234] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 889.967237] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 889.967238] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 889.967239] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 889.967240] PKRU: 55555554 [ 889.967240] Call Trace: [ 889.967243] [ 889.967247] __mptcp_try_fallback+0x49/0x90 [ 889.967252] mptcp_sendmsg_frag+0x6c4/0x820 [ 889.967255] __mptcp_retrans+0x1c2/0x3f0 [ 889.967258] mptcp_release_cb+0x1f9/0x390 [ 889.967261] release_sock+0x44/0x90 [ 889.967266] mptcp_sendmsg+0x46e/0x6b0 [ 889.967268] sock_write_iter+0xb5/0x140 [ 889.967272] vfs_write+0x3cb/0x470 [ 889.967280] ksys_write+0xb4/0xe0 [ 889.967283] do_syscall_64+0xa4/0xfd0 [ 889.967287] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 889.967291] RIP: 0033:0x7ff9a3389257 [ 889.967296] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 889.967298] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 889.967300] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 889.967301] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 889.967303] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 889.967304] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 889.967305] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 889.967306] [ 916.259836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 916.259984] rcu: 0-....: (273071 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=68251 [ 916.260082] rcu: (t=273012 jiffies g=207793 q=131 ncpus=4) [ 916.260131] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 916.260134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 916.260136] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 916.260146] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 916.260147] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 916.260150] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 916.260151] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 916.260152] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 916.260153] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 916.260154] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 916.260157] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 916.260158] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 916.260159] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 916.260160] PKRU: 55555554 [ 916.260161] Call Trace: [ 916.260164] [ 916.260167] __mptcp_try_fallback+0x49/0x90 [ 916.260173] mptcp_sendmsg_frag+0x6c4/0x820 [ 916.260176] __mptcp_retrans+0x1c2/0x3f0 [ 916.260178] mptcp_release_cb+0x1f9/0x390 [ 916.260181] release_sock+0x44/0x90 [ 916.260186] mptcp_sendmsg+0x46e/0x6b0 [ 916.260188] sock_write_iter+0xb5/0x140 [ 916.260193] vfs_write+0x3cb/0x470 [ 916.260200] ksys_write+0xb4/0xe0 [ 916.260202] do_syscall_64+0xa4/0xfd0 [ 916.260207] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 916.260210] RIP: 0033:0x7ff9a3389257 [ 916.260214] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 916.260216] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 916.260217] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 916.260218] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 916.260219] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 916.260220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 916.260221] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 916.260222] [ 955.502866] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 282275 jiffies s: 90761 root: 0x1/. [ 955.503081] rcu: blocking rcu_node structures (internal RCU debug): [ 955.503159] Sending NMI from CPU 3 to CPUs 0: [ 955.503233] NMI backtrace for cpu 0 [ 955.503240] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 955.503244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 955.503245] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 955.503256] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 955.503257] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 955.503259] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 955.503261] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 955.503262] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 955.503263] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 955.503264] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 955.503267] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 955.503269] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 955.503270] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 955.503271] PKRU: 55555554 [ 955.503272] Call Trace: [ 955.503275] [ 955.503279] __mptcp_try_fallback+0x49/0x90 [ 955.503284] mptcp_sendmsg_frag+0x6c4/0x820 [ 955.503287] __mptcp_retrans+0x1c2/0x3f0 [ 955.503291] mptcp_release_cb+0x1f9/0x390 [ 955.503295] release_sock+0x44/0x90 [ 955.503301] mptcp_sendmsg+0x46e/0x6b0 [ 955.503304] sock_write_iter+0xb5/0x140 [ 955.503309] vfs_write+0x3cb/0x470 [ 955.503316] ksys_write+0xb4/0xe0 [ 955.503319] do_syscall_64+0xa4/0xfd0 [ 955.503323] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 955.503327] RIP: 0033:0x7ff9a3389257 [ 955.503331] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 955.503333] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 955.503334] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 955.503335] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 955.503336] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 955.503337] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 955.503338] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 955.503340] [ 979.262836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 979.262968] rcu: 0-....: (336072 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=84002 [ 979.263084] rcu: (t=336015 jiffies g=207793 q=133 ncpus=4) [ 979.263125] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 979.263128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 979.263129] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 979.263139] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 979.263141] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 979.263143] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 979.263145] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 979.263146] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 979.263147] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 979.263148] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 979.263153] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 979.263155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 979.263157] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 979.263158] PKRU: 55555554 [ 979.263160] Call Trace: [ 979.263163] [ 979.263168] __mptcp_try_fallback+0x49/0x90 [ 979.263174] mptcp_sendmsg_frag+0x6c4/0x820 [ 979.263177] __mptcp_retrans+0x1c2/0x3f0 [ 979.263180] mptcp_release_cb+0x1f9/0x390 [ 979.263183] release_sock+0x44/0x90 [ 979.263188] mptcp_sendmsg+0x46e/0x6b0 [ 979.263190] sock_write_iter+0xb5/0x140 [ 979.263195] vfs_write+0x3cb/0x470 [ 979.263203] ksys_write+0xb4/0xe0 [ 979.263206] do_syscall_64+0xa4/0xfd0 [ 979.263210] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 979.263213] RIP: 0033:0x7ff9a3389257 [ 979.263217] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 979.263219] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 979.263221] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 979.263222] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 979.263223] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 979.263224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 979.263225] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 979.263227] [ 1021.038856] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 347811 jiffies s: 90761 root: 0x1/. [ 1021.039026] rcu: blocking rcu_node structures (internal RCU debug): [ 1021.039091] Sending NMI from CPU 3 to CPUs 0: [ 1021.039149] NMI backtrace for cpu 0 [ 1021.039155] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1021.039160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1021.039162] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1021.039172] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1021.039174] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1021.039177] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1021.039179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1021.039181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1021.039182] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1021.039183] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1021.039187] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1021.039189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1021.039190] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1021.039190] PKRU: 55555554 [ 1021.039191] Call Trace: [ 1021.039195] [ 1021.039199] __mptcp_try_fallback+0x49/0x90 [ 1021.039204] mptcp_sendmsg_frag+0x6c4/0x820 [ 1021.039206] __mptcp_retrans+0x1c2/0x3f0 [ 1021.039209] mptcp_release_cb+0x1f9/0x390 [ 1021.039213] release_sock+0x44/0x90 [ 1021.039217] mptcp_sendmsg+0x46e/0x6b0 [ 1021.039220] sock_write_iter+0xb5/0x140 [ 1021.039224] vfs_write+0x3cb/0x470 [ 1021.039231] ksys_write+0xb4/0xe0 [ 1021.039234] do_syscall_64+0xa4/0xfd0 [ 1021.039238] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1021.039241] RIP: 0033:0x7ff9a3389257 [ 1021.039245] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1021.039246] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1021.039248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1021.039249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1021.039250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1021.039251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1021.039251] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1021.039253] [ 1042.265837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1042.266018] rcu: 0-....: (399074 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=99752 [ 1042.266158] rcu: (t=399018 jiffies g=207793 q=133 ncpus=4) [ 1042.266224] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1042.266228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1042.266230] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 1042.266240] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 1042.266243] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1042.266246] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1042.266248] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1042.266250] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1042.266251] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1042.266252] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1042.266256] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1042.266258] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1042.266259] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1042.266261] PKRU: 55555554 [ 1042.266262] Call Trace: [ 1042.266266] [ 1042.266270] __mptcp_try_fallback+0x49/0x90 [ 1042.266276] mptcp_sendmsg_frag+0x6c4/0x820 [ 1042.266280] __mptcp_retrans+0x1c2/0x3f0 [ 1042.266284] mptcp_release_cb+0x1f9/0x390 [ 1042.266288] release_sock+0x44/0x90 [ 1042.266294] mptcp_sendmsg+0x46e/0x6b0 [ 1042.266298] sock_write_iter+0xb5/0x140 [ 1042.266304] vfs_write+0x3cb/0x470 [ 1042.266313] ksys_write+0xb4/0xe0 [ 1042.266316] do_syscall_64+0xa4/0xfd0 [ 1042.266321] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1042.266326] RIP: 0033:0x7ff9a3389257 [ 1042.266331] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1042.266333] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1042.266335] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1042.266337] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1042.266339] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1042.266340] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1042.266342] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1042.266344] [ 1086.574865] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 413347 jiffies s: 90761 root: 0x1/. [ 1086.575030] rcu: blocking rcu_node structures (internal RCU debug): [ 1086.575090] Sending NMI from CPU 3 to CPUs 0: [ 1086.575141] NMI backtrace for cpu 0 [ 1086.575146] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1086.575149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1086.575151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1086.575161] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1086.575163] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1086.575165] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1086.575166] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1086.575168] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1086.575169] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1086.575169] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1086.575173] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1086.575174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1086.575175] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1086.575175] PKRU: 55555554 [ 1086.575176] Call Trace: [ 1086.575179] [ 1086.575182] __mptcp_try_fallback+0x49/0x90 [ 1086.575188] mptcp_sendmsg_frag+0x6c4/0x820 [ 1086.575190] __mptcp_retrans+0x1c2/0x3f0 [ 1086.575192] mptcp_release_cb+0x1f9/0x390 [ 1086.575196] release_sock+0x44/0x90 [ 1086.575200] mptcp_sendmsg+0x46e/0x6b0 [ 1086.575203] sock_write_iter+0xb5/0x140 [ 1086.575207] vfs_write+0x3cb/0x470 [ 1086.575214] ksys_write+0xb4/0xe0 [ 1086.575216] do_syscall_64+0xa4/0xfd0 [ 1086.575220] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1086.575224] RIP: 0033:0x7ff9a3389257 [ 1086.575228] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1086.575229] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1086.575231] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1086.575232] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1086.575233] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1086.575234] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1086.575234] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1086.575236] [ 1105.268836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1105.268945] rcu: 0-....: (462076 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=115502 [ 1105.269083] rcu: (t=462021 jiffies g=207793 q=134 ncpus=4) [ 1105.269147] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1105.269151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1105.269152] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1105.269162] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1105.269164] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1105.269166] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1105.269168] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1105.269169] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1105.269170] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1105.269171] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1105.269173] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1105.269175] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1105.269176] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1105.269177] PKRU: 55555554 [ 1105.269178] Call Trace: [ 1105.269181] [ 1105.269185] __mptcp_try_fallback+0x49/0x90 [ 1105.269190] mptcp_sendmsg_frag+0x6c4/0x820 [ 1105.269192] __mptcp_retrans+0x1c2/0x3f0 [ 1105.269195] mptcp_release_cb+0x1f9/0x390 [ 1105.269198] release_sock+0x44/0x90 [ 1105.269203] mptcp_sendmsg+0x46e/0x6b0 [ 1105.269206] sock_write_iter+0xb5/0x140 [ 1105.269210] vfs_write+0x3cb/0x470 [ 1105.269218] ksys_write+0xb4/0xe0 [ 1105.269220] do_syscall_64+0xa4/0xfd0 [ 1105.269224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1105.269228] RIP: 0033:0x7ff9a3389257 [ 1105.269232] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1105.269233] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1105.269235] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1105.269236] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1105.269237] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1105.269238] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1105.269239] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1105.269240] [ 1152.110855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 478883 jiffies s: 90761 root: 0x1/. [ 1152.111036] rcu: blocking rcu_node structures (internal RCU debug): [ 1152.111118] Sending NMI from CPU 3 to CPUs 0: [ 1152.111186] NMI backtrace for cpu 0 [ 1152.111193] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1152.111196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1152.111198] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1152.111208] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1152.111209] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1152.111211] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1152.111213] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1152.111214] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1152.111215] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1152.111215] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1152.111218] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1152.111219] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1152.111220] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1152.111222] PKRU: 55555554 [ 1152.111222] Call Trace: [ 1152.111225] [ 1152.111229] __mptcp_try_fallback+0x49/0x90 [ 1152.111236] mptcp_sendmsg_frag+0x6c4/0x820 [ 1152.111239] __mptcp_retrans+0x1c2/0x3f0 [ 1152.111242] mptcp_release_cb+0x1f9/0x390 [ 1152.111246] release_sock+0x44/0x90 [ 1152.111252] mptcp_sendmsg+0x46e/0x6b0 [ 1152.111255] sock_write_iter+0xb5/0x140 [ 1152.111261] vfs_write+0x3cb/0x470 [ 1152.111269] ksys_write+0xb4/0xe0 [ 1152.111273] do_syscall_64+0xa4/0xfd0 [ 1152.111277] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1152.111281] RIP: 0033:0x7ff9a3389257 [ 1152.111285] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1152.111286] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1152.111289] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1152.111290] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1152.111291] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1152.111293] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1152.111294] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1152.111297] [ 1168.271836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1168.271992] rcu: 0-....: (525077 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=131253 [ 1168.272102] rcu: (t=525024 jiffies g=207793 q=138 ncpus=4) [ 1168.272160] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1168.272163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1168.272165] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1168.272176] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1168.272177] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1168.272179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1168.272181] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1168.272182] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1168.272183] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1168.272183] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1168.272186] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1168.272187] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1168.272188] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1168.272189] PKRU: 55555554 [ 1168.272190] Call Trace: [ 1168.272193] [ 1168.272196] __mptcp_try_fallback+0x49/0x90 [ 1168.272202] mptcp_sendmsg_frag+0x6c4/0x820 [ 1168.272205] __mptcp_retrans+0x1c2/0x3f0 [ 1168.272207] mptcp_release_cb+0x1f9/0x390 [ 1168.272211] release_sock+0x44/0x90 [ 1168.272216] mptcp_sendmsg+0x46e/0x6b0 [ 1168.272218] sock_write_iter+0xb5/0x140 [ 1168.272223] vfs_write+0x3cb/0x470 [ 1168.272230] ksys_write+0xb4/0xe0 [ 1168.272233] do_syscall_64+0xa4/0xfd0 [ 1168.272237] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1168.272241] RIP: 0033:0x7ff9a3389257 [ 1168.272245] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1168.272246] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1168.272248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1168.272249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1168.272250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1168.272251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1168.272252] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1168.272253] [ 1217.646854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 544419 jiffies s: 90761 root: 0x1/. [ 1217.647024] rcu: blocking rcu_node structures (internal RCU debug): [ 1217.647093] Sending NMI from CPU 3 to CPUs 0: [ 1217.647163] NMI backtrace for cpu 0 [ 1217.647169] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1217.647172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1217.647174] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1217.647183] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1217.647185] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1217.647187] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1217.647189] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1217.647190] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1217.647191] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1217.647191] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1217.647194] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1217.647195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1217.647196] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1217.647197] PKRU: 55555554 [ 1217.647198] Call Trace: [ 1217.647201] [ 1217.647205] __mptcp_try_fallback+0x49/0x90 [ 1217.647211] mptcp_sendmsg_frag+0x6c4/0x820 [ 1217.647213] __mptcp_retrans+0x1c2/0x3f0 [ 1217.647216] mptcp_release_cb+0x1f9/0x390 [ 1217.647219] release_sock+0x44/0x90 [ 1217.647224] mptcp_sendmsg+0x46e/0x6b0 [ 1217.647226] sock_write_iter+0xb5/0x140 [ 1217.647231] vfs_write+0x3cb/0x470 [ 1217.647239] ksys_write+0xb4/0xe0 [ 1217.647241] do_syscall_64+0xa4/0xfd0 [ 1217.647246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1217.647249] RIP: 0033:0x7ff9a3389257 [ 1217.647253] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1217.647255] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1217.647257] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1217.647258] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1217.647258] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1217.647259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1217.647260] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1217.647262] [ 1231.274837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1231.275005] rcu: 0-....: (588079 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=147003 [ 1231.275121] rcu: (t=588027 jiffies g=207793 q=141 ncpus=4) [ 1231.275178] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1231.275181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1231.275182] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1231.275192] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1231.275193] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1231.275195] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1231.275197] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1231.275198] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1231.275199] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1231.275199] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1231.275202] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1231.275203] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1231.275204] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1231.275205] PKRU: 55555554 [ 1231.275206] Call Trace: [ 1231.275209] [ 1231.275214] __mptcp_try_fallback+0x49/0x90 [ 1231.275219] mptcp_sendmsg_frag+0x6c4/0x820 [ 1231.275221] __mptcp_retrans+0x1c2/0x3f0 [ 1231.275224] mptcp_release_cb+0x1f9/0x390 [ 1231.275227] release_sock+0x44/0x90 [ 1231.275232] mptcp_sendmsg+0x46e/0x6b0 [ 1231.275235] sock_write_iter+0xb5/0x140 [ 1231.275239] vfs_write+0x3cb/0x470 [ 1231.275246] ksys_write+0xb4/0xe0 [ 1231.275248] do_syscall_64+0xa4/0xfd0 [ 1231.275252] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1231.275255] RIP: 0033:0x7ff9a3389257 [ 1231.275259] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1231.275260] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1231.275262] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1231.275263] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1231.275264] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1231.275265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1231.275266] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1231.275267] [ 1283.182865] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 609955 jiffies s: 90761 root: 0x1/. [ 1283.183084] rcu: blocking rcu_node structures (internal RCU debug): [ 1283.183160] Sending NMI from CPU 3 to CPUs 0: [ 1283.183221] NMI backtrace for cpu 0 [ 1283.183226] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1283.183228] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1283.183230] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1283.183241] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1283.183242] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1283.183244] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1283.183246] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1283.183247] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1283.183248] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1283.183248] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1283.183251] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1283.183252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1283.183253] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1283.183254] PKRU: 55555554 [ 1283.183255] Call Trace: [ 1283.183258] [ 1283.183261] __mptcp_try_fallback+0x49/0x90 [ 1283.183267] mptcp_sendmsg_frag+0x6c4/0x820 [ 1283.183269] __mptcp_retrans+0x1c2/0x3f0 [ 1283.183271] mptcp_release_cb+0x1f9/0x390 [ 1283.183275] release_sock+0x44/0x90 [ 1283.183280] mptcp_sendmsg+0x46e/0x6b0 [ 1283.183282] sock_write_iter+0xb5/0x140 [ 1283.183286] vfs_write+0x3cb/0x470 [ 1283.183294] ksys_write+0xb4/0xe0 [ 1283.183296] do_syscall_64+0xa4/0xfd0 [ 1283.183300] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1283.183304] RIP: 0033:0x7ff9a3389257 [ 1283.183308] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1283.183309] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1283.183311] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1283.183311] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1283.183312] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1283.183313] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1283.183314] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1283.183316] [ 1294.277836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1294.277976] rcu: 0-....: (651080 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=162752 [ 1294.278090] rcu: (t=651030 jiffies g=207793 q=141 ncpus=4) [ 1294.278147] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1294.278150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1294.278151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1294.278162] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1294.278163] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1294.278165] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1294.278167] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1294.278168] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1294.278169] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1294.278170] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1294.278172] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1294.278174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1294.278175] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1294.278176] PKRU: 55555554 [ 1294.278177] Call Trace: [ 1294.278180] [ 1294.278184] __mptcp_try_fallback+0x49/0x90 [ 1294.278189] mptcp_sendmsg_frag+0x6c4/0x820 [ 1294.278191] __mptcp_retrans+0x1c2/0x3f0 [ 1294.278194] mptcp_release_cb+0x1f9/0x390 [ 1294.278197] release_sock+0x44/0x90 [ 1294.278202] mptcp_sendmsg+0x46e/0x6b0 [ 1294.278204] sock_write_iter+0xb5/0x140 [ 1294.278209] vfs_write+0x3cb/0x470 [ 1294.278216] ksys_write+0xb4/0xe0 [ 1294.278218] do_syscall_64+0xa4/0xfd0 [ 1294.278222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1294.278226] RIP: 0033:0x7ff9a3389257 [ 1294.278230] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1294.278231] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1294.278233] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1294.278234] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1294.278234] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1294.278235] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1294.278236] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1294.278238] [ 1348.718859] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 675491 jiffies s: 90761 root: 0x1/. [ 1348.719090] rcu: blocking rcu_node structures (internal RCU debug): [ 1348.719178] Sending NMI from CPU 3 to CPUs 0: [ 1348.719260] NMI backtrace for cpu 0 [ 1348.719266] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1348.719268] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1348.719270] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1348.719280] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1348.719281] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1348.719283] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1348.719284] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1348.719285] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1348.719287] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1348.719287] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1348.719290] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1348.719292] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1348.719293] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1348.719294] PKRU: 55555554 [ 1348.719294] Call Trace: [ 1348.719297] [ 1348.719301] __mptcp_try_fallback+0x49/0x90 [ 1348.719306] mptcp_sendmsg_frag+0x6c4/0x820 [ 1348.719308] __mptcp_retrans+0x1c2/0x3f0 [ 1348.719311] mptcp_release_cb+0x1f9/0x390 [ 1348.719314] release_sock+0x44/0x90 [ 1348.719319] mptcp_sendmsg+0x46e/0x6b0 [ 1348.719322] sock_write_iter+0xb5/0x140 [ 1348.719326] vfs_write+0x3cb/0x470 [ 1348.719334] ksys_write+0xb4/0xe0 [ 1348.719336] do_syscall_64+0xa4/0xfd0 [ 1348.719340] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1348.719343] RIP: 0033:0x7ff9a3389257 [ 1348.719347] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1348.719349] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1348.719350] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1348.719351] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1348.719352] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1348.719353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1348.719354] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1348.719356] [ 1357.280837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1357.280970] rcu: 0-....: (714081 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=178502 [ 1357.281055] rcu: (t=714033 jiffies g=207793 q=141 ncpus=4) [ 1357.281098] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1357.281101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1357.281104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1357.281114] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1357.281115] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1357.281117] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1357.281119] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1357.281120] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1357.281120] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1357.281121] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1357.281124] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1357.281126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1357.281127] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1357.281128] PKRU: 55555554 [ 1357.281129] Call Trace: [ 1357.281132] [ 1357.281136] __mptcp_try_fallback+0x49/0x90 [ 1357.281141] mptcp_sendmsg_frag+0x6c4/0x820 [ 1357.281143] __mptcp_retrans+0x1c2/0x3f0 [ 1357.281146] mptcp_release_cb+0x1f9/0x390 [ 1357.281149] release_sock+0x44/0x90 [ 1357.281154] mptcp_sendmsg+0x46e/0x6b0 [ 1357.281156] sock_write_iter+0xb5/0x140 [ 1357.281161] vfs_write+0x3cb/0x470 [ 1357.281169] ksys_write+0xb4/0xe0 [ 1357.281171] do_syscall_64+0xa4/0xfd0 [ 1357.281175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1357.281179] RIP: 0033:0x7ff9a3389257 [ 1357.281183] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1357.281184] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1357.281186] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1357.281187] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1357.281188] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1357.281190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1357.281190] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1357.281192] [ 1414.254855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 741027 jiffies s: 90761 root: 0x1/. [ 1414.255032] rcu: blocking rcu_node structures (internal RCU debug): [ 1414.255108] Sending NMI from CPU 3 to CPUs 0: [ 1414.255174] NMI backtrace for cpu 0 [ 1414.255179] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1414.255182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1414.255184] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1414.255194] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1414.255195] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1414.255197] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1414.255199] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1414.255200] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1414.255201] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1414.255201] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1414.255204] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1414.255205] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1414.255206] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1414.255207] PKRU: 55555554 [ 1414.255208] Call Trace: [ 1414.255211] [ 1414.255214] __mptcp_try_fallback+0x49/0x90 [ 1414.255220] mptcp_sendmsg_frag+0x6c4/0x820 [ 1414.255223] __mptcp_retrans+0x1c2/0x3f0 [ 1414.255225] mptcp_release_cb+0x1f9/0x390 [ 1414.255229] release_sock+0x44/0x90 [ 1414.255234] mptcp_sendmsg+0x46e/0x6b0 [ 1414.255236] sock_write_iter+0xb5/0x140 [ 1414.255241] vfs_write+0x3cb/0x470 [ 1414.255248] ksys_write+0xb4/0xe0 [ 1414.255251] do_syscall_64+0xa4/0xfd0 [ 1414.255255] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1414.255258] RIP: 0033:0x7ff9a3389257 [ 1414.255262] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1414.255264] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1414.255266] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1414.255267] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1414.255267] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1414.255268] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1414.255269] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1414.255271] [ 1420.283837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1420.283983] rcu: 0-....: (777082 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=194253 [ 1420.284074] rcu: (t=777036 jiffies g=207793 q=141 ncpus=4) [ 1420.284127] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1420.284130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1420.284132] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1420.284141] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1420.284142] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1420.284145] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1420.284146] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1420.284147] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1420.284148] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1420.284149] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1420.284152] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1420.284153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1420.284154] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1420.284155] PKRU: 55555554 [ 1420.284156] Call Trace: [ 1420.284159] [ 1420.284163] __mptcp_try_fallback+0x49/0x90 [ 1420.284168] mptcp_sendmsg_frag+0x6c4/0x820 [ 1420.284170] __mptcp_retrans+0x1c2/0x3f0 [ 1420.284173] mptcp_release_cb+0x1f9/0x390 [ 1420.284176] release_sock+0x44/0x90 [ 1420.284181] mptcp_sendmsg+0x46e/0x6b0 [ 1420.284183] sock_write_iter+0xb5/0x140 [ 1420.284188] vfs_write+0x3cb/0x470 [ 1420.284195] ksys_write+0xb4/0xe0 [ 1420.284198] do_syscall_64+0xa4/0xfd0 [ 1420.284202] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1420.284205] RIP: 0033:0x7ff9a3389257 [ 1420.284209] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1420.284211] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1420.284212] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1420.284213] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1420.284214] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1420.284215] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1420.284216] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1420.284217] [ 1479.790853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 806563 jiffies s: 90761 root: 0x1/. [ 1479.791022] rcu: blocking rcu_node structures (internal RCU debug): [ 1479.791082] Sending NMI from CPU 3 to CPUs 0: [ 1479.791135] NMI backtrace for cpu 0 [ 1479.791140] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1479.791143] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1479.791145] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1479.791155] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1479.791157] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1479.791159] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1479.791160] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1479.791161] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1479.791162] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1479.791163] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1479.791166] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1479.791167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1479.791168] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1479.791169] PKRU: 55555554 [ 1479.791170] Call Trace: [ 1479.791173] [ 1479.791176] __mptcp_try_fallback+0x49/0x90 [ 1479.791181] mptcp_sendmsg_frag+0x6c4/0x820 [ 1479.791183] __mptcp_retrans+0x1c2/0x3f0 [ 1479.791186] mptcp_release_cb+0x1f9/0x390 [ 1479.791189] release_sock+0x44/0x90 [ 1479.791194] mptcp_sendmsg+0x46e/0x6b0 [ 1479.791196] sock_write_iter+0xb5/0x140 [ 1479.791201] vfs_write+0x3cb/0x470 [ 1479.791208] ksys_write+0xb4/0xe0 [ 1479.791210] do_syscall_64+0xa4/0xfd0 [ 1479.791215] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1479.791218] RIP: 0033:0x7ff9a3389257 [ 1479.791222] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1479.791223] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1479.791225] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1479.791226] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1479.791227] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1479.791228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1479.791229] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1479.791230] [ 1483.286835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1483.286980] rcu: 0-....: (840084 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=210001 [ 1483.287067] rcu: (t=840039 jiffies g=207793 q=141 ncpus=4) [ 1483.287115] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1483.287118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1483.287119] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1483.287125] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1483.287126] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1483.287129] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1483.287130] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1483.287131] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1483.287132] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1483.287132] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1483.287135] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1483.287136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1483.287137] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1483.287138] PKRU: 55555554 [ 1483.287138] Call Trace: [ 1483.287139] [ 1483.287140] __mptcp_try_fallback+0x49/0x90 [ 1483.287143] mptcp_sendmsg_frag+0x6c4/0x820 [ 1483.287145] __mptcp_retrans+0x1c2/0x3f0 [ 1483.287148] mptcp_release_cb+0x1f9/0x390 [ 1483.287150] release_sock+0x44/0x90 [ 1483.287152] mptcp_sendmsg+0x46e/0x6b0 [ 1483.287154] sock_write_iter+0xb5/0x140 [ 1483.287156] vfs_write+0x3cb/0x470 [ 1483.287160] ksys_write+0xb4/0xe0 [ 1483.287162] do_syscall_64+0xa4/0xfd0 [ 1483.287164] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1483.287166] RIP: 0033:0x7ff9a3389257 [ 1483.287168] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1483.287169] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1483.287171] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1483.287171] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1483.287172] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1483.287173] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1483.287173] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1483.287175] [ 1545.326864] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 872099 jiffies s: 90761 root: 0x1/. [ 1545.327043] rcu: blocking rcu_node structures (internal RCU debug): [ 1545.327109] Sending NMI from CPU 3 to CPUs 0: [ 1545.327167] NMI backtrace for cpu 0 [ 1545.327173] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1545.327177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1545.327178] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1545.327188] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1545.327189] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1545.327191] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1545.327193] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1545.327194] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1545.327195] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1545.327196] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1545.327198] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1545.327199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1545.327200] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1545.327201] PKRU: 55555554 [ 1545.327202] Call Trace: [ 1545.327205] [ 1545.327208] __mptcp_try_fallback+0x49/0x90 [ 1545.327214] mptcp_sendmsg_frag+0x6c4/0x820 [ 1545.327216] __mptcp_retrans+0x1c2/0x3f0 [ 1545.327218] mptcp_release_cb+0x1f9/0x390 [ 1545.327221] release_sock+0x44/0x90 [ 1545.327226] mptcp_sendmsg+0x46e/0x6b0 [ 1545.327228] sock_write_iter+0xb5/0x140 [ 1545.327232] vfs_write+0x3cb/0x470 [ 1545.327240] ksys_write+0xb4/0xe0 [ 1545.327242] do_syscall_64+0xa4/0xfd0 [ 1545.327246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1545.327249] RIP: 0033:0x7ff9a3389257 [ 1545.327253] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1545.327254] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1545.327256] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1545.327257] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1545.327258] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1545.327259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1545.327260] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1545.327262] [ 1546.289837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1546.289971] rcu: 0-....: (903086 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=225700 [ 1546.290109] rcu: (t=903042 jiffies g=207793 q=142 ncpus=4) [ 1546.290175] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1546.290178] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1546.290179] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1546.290189] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1546.290190] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1546.290193] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1546.290194] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1546.290195] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1546.290196] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1546.290197] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1546.290200] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1546.290201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1546.290203] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1546.290203] PKRU: 55555554 [ 1546.290204] Call Trace: [ 1546.290207] [ 1546.290210] __mptcp_try_fallback+0x49/0x90 [ 1546.290216] mptcp_sendmsg_frag+0x6c4/0x820 [ 1546.290218] __mptcp_retrans+0x1c2/0x3f0 [ 1546.290221] mptcp_release_cb+0x1f9/0x390 [ 1546.290224] release_sock+0x44/0x90 [ 1546.290229] mptcp_sendmsg+0x46e/0x6b0 [ 1546.290231] sock_write_iter+0xb5/0x140 [ 1546.290235] vfs_write+0x3cb/0x470 [ 1546.290243] ksys_write+0xb4/0xe0 [ 1546.290245] do_syscall_64+0xa4/0xfd0 [ 1546.290249] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1546.290252] RIP: 0033:0x7ff9a3389257 [ 1546.290257] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1546.290258] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1546.290260] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1546.290261] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1546.290262] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1546.290263] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1546.290264] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1546.290265] [ 1609.292836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1609.292982] rcu: 0-....: (966087 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=241449 [ 1609.293094] rcu: (t=966045 jiffies g=207793 q=142 ncpus=4) [ 1609.293143] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1609.293146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1609.293148] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1609.293158] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1609.293159] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1609.293161] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1609.293163] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1609.293164] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1609.293164] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1609.293165] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1609.293168] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1609.293169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1609.293170] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1609.293171] PKRU: 55555554 [ 1609.293172] Call Trace: [ 1609.293174] [ 1609.293178] __mptcp_try_fallback+0x49/0x90 [ 1609.293183] mptcp_sendmsg_frag+0x6c4/0x820 [ 1609.293186] __mptcp_retrans+0x1c2/0x3f0 [ 1609.293189] mptcp_release_cb+0x1f9/0x390 [ 1609.293192] release_sock+0x44/0x90 [ 1609.293196] mptcp_sendmsg+0x46e/0x6b0 [ 1609.293198] sock_write_iter+0xb5/0x140 [ 1609.293203] vfs_write+0x3cb/0x470 [ 1609.293211] ksys_write+0xb4/0xe0 [ 1609.293213] do_syscall_64+0xa4/0xfd0 [ 1609.293218] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1609.293221] RIP: 0033:0x7ff9a3389257 [ 1609.293224] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1609.293226] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1609.293227] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1609.293228] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1609.293229] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1609.293230] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1609.293231] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1609.293233] [ 1610.862858] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 937635 jiffies s: 90761 root: 0x1/. [ 1610.863044] rcu: blocking rcu_node structures (internal RCU debug): [ 1610.863108] Sending NMI from CPU 3 to CPUs 0: [ 1610.863169] NMI backtrace for cpu 0 [ 1610.863171] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1610.863174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1610.863175] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1610.863179] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1610.863180] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1610.863182] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1610.863183] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1610.863184] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1610.863184] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1610.863185] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1610.863187] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1610.863189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1610.863189] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1610.863190] PKRU: 55555554 [ 1610.863191] Call Trace: [ 1610.863193] [ 1610.863194] __mptcp_try_fallback+0x49/0x90 [ 1610.863197] mptcp_sendmsg_frag+0x6c4/0x820 [ 1610.863199] __mptcp_retrans+0x1c2/0x3f0 [ 1610.863201] mptcp_release_cb+0x1f9/0x390 [ 1610.863204] release_sock+0x44/0x90 [ 1610.863205] mptcp_sendmsg+0x46e/0x6b0 [ 1610.863207] sock_write_iter+0xb5/0x140 [ 1610.863211] vfs_write+0x3cb/0x470 [ 1610.863215] ksys_write+0xb4/0xe0 [ 1610.863217] do_syscall_64+0xa4/0xfd0 [ 1610.863220] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1610.863221] RIP: 0033:0x7ff9a3389257 [ 1610.863223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1610.863224] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1610.863225] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1610.863226] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1610.863227] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1610.863227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1610.863228] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1610.863230] [ 1672.295836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1672.296011] rcu: 0-....: (1029088 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=257196 [ 1672.296136] rcu: (t=1029048 jiffies g=207793 q=146 ncpus=4) [ 1672.296224] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1672.296226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1672.296228] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1672.296238] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1672.296240] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1672.296242] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1672.296243] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1672.296245] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1672.296246] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1672.296246] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1672.296249] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1672.296250] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1672.296251] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1672.296252] PKRU: 55555554 [ 1672.296253] Call Trace: [ 1672.296255] [ 1672.296259] __mptcp_try_fallback+0x49/0x90 [ 1672.296265] mptcp_sendmsg_frag+0x6c4/0x820 [ 1672.296267] __mptcp_retrans+0x1c2/0x3f0 [ 1672.296270] mptcp_release_cb+0x1f9/0x390 [ 1672.296273] release_sock+0x44/0x90 [ 1672.296278] mptcp_sendmsg+0x46e/0x6b0 [ 1672.296281] sock_write_iter+0xb5/0x140 [ 1672.296285] vfs_write+0x3cb/0x470 [ 1672.296292] ksys_write+0xb4/0xe0 [ 1672.296295] do_syscall_64+0xa4/0xfd0 [ 1672.296299] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1672.296302] RIP: 0033:0x7ff9a3389257 [ 1672.296306] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1672.296307] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1672.296309] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1672.296310] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1672.296311] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1672.296312] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1672.296313] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1672.296314] [ 1676.398861] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1003171 jiffies s: 90761 root: 0x1/. [ 1676.399024] rcu: blocking rcu_node structures (internal RCU debug): [ 1676.399081] Sending NMI from CPU 3 to CPUs 0: [ 1676.399133] NMI backtrace for cpu 0 [ 1676.399136] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1676.399139] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1676.399140] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1676.399144] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1676.399146] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1676.399147] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1676.399148] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1676.399149] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1676.399149] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1676.399150] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1676.399152] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1676.399153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1676.399154] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1676.399155] PKRU: 55555554 [ 1676.399155] Call Trace: [ 1676.399156] [ 1676.399158] __mptcp_try_fallback+0x49/0x90 [ 1676.399161] mptcp_sendmsg_frag+0x6c4/0x820 [ 1676.399163] __mptcp_retrans+0x1c2/0x3f0 [ 1676.399165] mptcp_release_cb+0x1f9/0x390 [ 1676.399167] release_sock+0x44/0x90 [ 1676.399169] mptcp_sendmsg+0x46e/0x6b0 [ 1676.399171] sock_write_iter+0xb5/0x140 [ 1676.399174] vfs_write+0x3cb/0x470 [ 1676.399179] ksys_write+0xb4/0xe0 [ 1676.399181] do_syscall_64+0xa4/0xfd0 [ 1676.399183] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1676.399184] RIP: 0033:0x7ff9a3389257 [ 1676.399186] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1676.399187] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1676.399189] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1676.399189] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1676.399190] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1676.399191] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1676.399192] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1676.399194] [ 1735.298835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1735.298973] rcu: 0-....: (1092088 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=272945 [ 1735.299048] rcu: (t=1092051 jiffies g=207793 q=146 ncpus=4) [ 1735.299115] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1735.299118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1735.299119] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1735.299129] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1735.299131] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1735.299133] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1735.299134] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1735.299135] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1735.299136] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1735.299137] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1735.299140] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1735.299141] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1735.299142] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1735.299143] PKRU: 55555554 [ 1735.299143] Call Trace: [ 1735.299146] [ 1735.299150] __mptcp_try_fallback+0x49/0x90 [ 1735.299156] mptcp_sendmsg_frag+0x6c4/0x820 [ 1735.299158] __mptcp_retrans+0x1c2/0x3f0 [ 1735.299161] mptcp_release_cb+0x1f9/0x390 [ 1735.299164] release_sock+0x44/0x90 [ 1735.299168] mptcp_sendmsg+0x46e/0x6b0 [ 1735.299171] sock_write_iter+0xb5/0x140 [ 1735.299175] vfs_write+0x3cb/0x470 [ 1735.299182] ksys_write+0xb4/0xe0 [ 1735.299185] do_syscall_64+0xa4/0xfd0 [ 1735.299189] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1735.299192] RIP: 0033:0x7ff9a3389257 [ 1735.299196] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1735.299197] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1735.299198] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1735.299200] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1735.299201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1735.299201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1735.299202] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1735.299204] [ 1741.934844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1068707 jiffies s: 90761 root: 0x1/. [ 1741.935028] rcu: blocking rcu_node structures (internal RCU debug): [ 1741.935097] Sending NMI from CPU 3 to CPUs 0: [ 1741.935166] NMI backtrace for cpu 0 [ 1741.935168] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1741.935170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1741.935171] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1741.935176] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1741.935178] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1741.935179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1741.935180] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1741.935181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1741.935182] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1741.935183] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1741.935185] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1741.935186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1741.935187] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1741.935188] PKRU: 55555554 [ 1741.935189] Call Trace: [ 1741.935190] [ 1741.935192] __mptcp_try_fallback+0x49/0x90 [ 1741.935195] mptcp_sendmsg_frag+0x6c4/0x820 [ 1741.935197] __mptcp_retrans+0x1c2/0x3f0 [ 1741.935199] mptcp_release_cb+0x1f9/0x390 [ 1741.935201] release_sock+0x44/0x90 [ 1741.935203] mptcp_sendmsg+0x46e/0x6b0 [ 1741.935206] sock_write_iter+0xb5/0x140 [ 1741.935209] vfs_write+0x3cb/0x470 [ 1741.935213] ksys_write+0xb4/0xe0 [ 1741.935215] do_syscall_64+0xa4/0xfd0 [ 1741.935218] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1741.935220] RIP: 0033:0x7ff9a3389257 [ 1741.935221] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1741.935222] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1741.935223] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1741.935224] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1741.935224] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1741.935225] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1741.935226] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1741.935228] [ 1798.301836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1798.301966] rcu: 0-....: (1155090 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=288682 [ 1798.302059] rcu: (t=1155054 jiffies g=207793 q=148 ncpus=4) [ 1798.302108] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1798.302111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1798.302113] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1798.302120] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1798.302121] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1798.302124] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1798.302125] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1798.302126] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1798.302127] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1798.302128] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1798.302131] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1798.302132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1798.302133] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1798.302134] PKRU: 55555554 [ 1798.302135] Call Trace: [ 1798.302137] [ 1798.302140] __mptcp_try_fallback+0x49/0x90 [ 1798.302145] mptcp_sendmsg_frag+0x6c4/0x820 [ 1798.302147] __mptcp_retrans+0x1c2/0x3f0 [ 1798.302150] mptcp_release_cb+0x1f9/0x390 [ 1798.302153] release_sock+0x44/0x90 [ 1798.302156] mptcp_sendmsg+0x46e/0x6b0 [ 1798.302159] sock_write_iter+0xb5/0x140 [ 1798.302162] vfs_write+0x3cb/0x470 [ 1798.302168] ksys_write+0xb4/0xe0 [ 1798.302171] do_syscall_64+0xa4/0xfd0 [ 1798.302174] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1798.302177] RIP: 0033:0x7ff9a3389257 [ 1798.302179] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1798.302180] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1798.302182] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1798.302183] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1798.302184] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1798.302184] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1798.302185] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1798.302187] [ 1807.470856] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1134243 jiffies s: 90761 root: 0x1/. [ 1807.471015] rcu: blocking rcu_node structures (internal RCU debug): [ 1807.471067] Sending NMI from CPU 3 to CPUs 0: [ 1807.471118] NMI backtrace for cpu 0 [ 1807.471123] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1807.471125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1807.471127] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1807.471133] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1807.471135] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1807.471137] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1807.471138] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1807.471138] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1807.471139] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1807.471140] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1807.471142] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1807.471143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1807.471144] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1807.471145] PKRU: 55555554 [ 1807.471145] Call Trace: [ 1807.471147] [ 1807.471149] __mptcp_try_fallback+0x49/0x90 [ 1807.471153] mptcp_sendmsg_frag+0x6c4/0x820 [ 1807.471155] __mptcp_retrans+0x1c2/0x3f0 [ 1807.471157] mptcp_release_cb+0x1f9/0x390 [ 1807.471160] release_sock+0x44/0x90 [ 1807.471162] mptcp_sendmsg+0x46e/0x6b0 [ 1807.471165] sock_write_iter+0xb5/0x140 [ 1807.471168] vfs_write+0x3cb/0x470 [ 1807.471174] ksys_write+0xb4/0xe0 [ 1807.471176] do_syscall_64+0xa4/0xfd0 [ 1807.471178] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1807.471181] RIP: 0033:0x7ff9a3389257 [ 1807.471183] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1807.471185] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1807.471186] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1807.471187] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1807.471188] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1807.471189] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1807.471190] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1807.471191] [ 1861.304835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1861.304995] rcu: 0-....: (1218093 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=304423 [ 1861.305108] rcu: (t=1218057 jiffies g=207793 q=220 ncpus=4) [ 1861.305177] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1861.305180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1861.305182] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1861.305189] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1861.305191] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1861.305193] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1861.305195] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1861.305196] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1861.305197] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1861.305197] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1861.305200] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1861.305201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1861.305202] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1861.305203] PKRU: 55555554 [ 1861.305203] Call Trace: [ 1861.305205] [ 1861.305208] __mptcp_try_fallback+0x49/0x90 [ 1861.305213] mptcp_sendmsg_frag+0x6c4/0x820 [ 1861.305215] __mptcp_retrans+0x1c2/0x3f0 [ 1861.305217] mptcp_release_cb+0x1f9/0x390 [ 1861.305221] release_sock+0x44/0x90 [ 1861.305224] mptcp_sendmsg+0x46e/0x6b0 [ 1861.305226] sock_write_iter+0xb5/0x140 [ 1861.305230] vfs_write+0x3cb/0x470 [ 1861.305237] ksys_write+0xb4/0xe0 [ 1861.305240] do_syscall_64+0xa4/0xfd0 [ 1861.305243] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1861.305245] RIP: 0033:0x7ff9a3389257 [ 1861.305248] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1861.305250] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1861.305251] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1861.305252] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1861.305253] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1861.305254] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1861.305254] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1861.305256] [ 1873.006855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1199779 jiffies s: 90761 root: 0x1/. [ 1873.007060] rcu: blocking rcu_node structures (internal RCU debug): [ 1873.007142] Sending NMI from CPU 3 to CPUs 0: [ 1873.007211] NMI backtrace for cpu 0 [ 1873.007215] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1873.007217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1873.007218] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1873.007224] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1873.007226] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1873.007227] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1873.007228] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1873.007229] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1873.007229] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1873.007230] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1873.007233] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1873.007234] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1873.007235] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1873.007236] PKRU: 55555554 [ 1873.007237] Call Trace: [ 1873.007239] [ 1873.007241] __mptcp_try_fallback+0x49/0x90 [ 1873.007244] mptcp_sendmsg_frag+0x6c4/0x820 [ 1873.007246] __mptcp_retrans+0x1c2/0x3f0 [ 1873.007249] mptcp_release_cb+0x1f9/0x390 [ 1873.007252] release_sock+0x44/0x90 [ 1873.007254] mptcp_sendmsg+0x46e/0x6b0 [ 1873.007257] sock_write_iter+0xb5/0x140 [ 1873.007261] vfs_write+0x3cb/0x470 [ 1873.007267] ksys_write+0xb4/0xe0 [ 1873.007269] do_syscall_64+0xa4/0xfd0 [ 1873.007272] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1873.007274] RIP: 0033:0x7ff9a3389257 [ 1873.007277] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1873.007278] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1873.007279] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1873.007280] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1873.007281] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1873.007282] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1873.007283] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1873.007284] [ 1924.307835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1924.307963] rcu: 0-....: (1281095 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=320166 [ 1924.308046] rcu: (t=1281060 jiffies g=207793 q=220 ncpus=4) [ 1924.308104] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1924.308107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1924.308109] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1924.308117] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1924.308119] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1924.308121] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1924.308122] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1924.308123] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1924.308124] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1924.308125] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1924.308128] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1924.308129] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1924.308130] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1924.308130] PKRU: 55555554 [ 1924.308131] Call Trace: [ 1924.308133] [ 1924.308136] __mptcp_try_fallback+0x49/0x90 [ 1924.308141] mptcp_sendmsg_frag+0x6c4/0x820 [ 1924.308143] __mptcp_retrans+0x1c2/0x3f0 [ 1924.308146] mptcp_release_cb+0x1f9/0x390 [ 1924.308149] release_sock+0x44/0x90 [ 1924.308153] mptcp_sendmsg+0x46e/0x6b0 [ 1924.308155] sock_write_iter+0xb5/0x140 [ 1924.308159] vfs_write+0x3cb/0x470 [ 1924.308166] ksys_write+0xb4/0xe0 [ 1924.308168] do_syscall_64+0xa4/0xfd0 [ 1924.308172] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1924.308175] RIP: 0033:0x7ff9a3389257 [ 1924.308178] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1924.308180] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1924.308182] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1924.308183] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1924.308184] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1924.308184] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1924.308185] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1924.308187] [ 1938.542863] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1265315 jiffies s: 90761 root: 0x1/. [ 1938.543012] rcu: blocking rcu_node structures (internal RCU debug): [ 1938.543066] Sending NMI from CPU 3 to CPUs 0: [ 1938.543120] NMI backtrace for cpu 0 [ 1938.543126] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1938.543129] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1938.543130] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1938.543139] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1938.543140] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1938.543143] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1938.543144] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1938.543145] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1938.543146] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1938.543147] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1938.543150] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1938.543151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1938.543152] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1938.543153] PKRU: 55555554 [ 1938.543154] Call Trace: [ 1938.543156] [ 1938.543159] __mptcp_try_fallback+0x49/0x90 [ 1938.543165] mptcp_sendmsg_frag+0x6c4/0x820 [ 1938.543167] __mptcp_retrans+0x1c2/0x3f0 [ 1938.543170] mptcp_release_cb+0x1f9/0x390 [ 1938.543173] release_sock+0x44/0x90 [ 1938.543177] mptcp_sendmsg+0x46e/0x6b0 [ 1938.543180] sock_write_iter+0xb5/0x140 [ 1938.543183] vfs_write+0x3cb/0x470 [ 1938.543191] ksys_write+0xb4/0xe0 [ 1938.543193] do_syscall_64+0xa4/0xfd0 [ 1938.543197] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1938.543201] RIP: 0033:0x7ff9a3389257 [ 1938.543203] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1938.543205] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1938.543206] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1938.543207] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1938.543208] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1938.543209] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1938.543209] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1938.543211] [ 1987.310836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1987.310964] rcu: 0-....: (1344098 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=335885 [ 1987.311082] rcu: (t=1344063 jiffies g=207793 q=220 ncpus=4) [ 1987.311152] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 1987.311155] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 1987.311157] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 1987.311166] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 1987.311168] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 1987.311170] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 1987.311172] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 1987.311173] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 1987.311174] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 1987.311174] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 1987.311177] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 1987.311179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1987.311179] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 1987.311180] PKRU: 55555554 [ 1987.311181] Call Trace: [ 1987.311184] [ 1987.311187] __mptcp_try_fallback+0x49/0x90 [ 1987.311192] mptcp_sendmsg_frag+0x6c4/0x820 [ 1987.311195] __mptcp_retrans+0x1c2/0x3f0 [ 1987.311197] mptcp_release_cb+0x1f9/0x390 [ 1987.311200] release_sock+0x44/0x90 [ 1987.311205] mptcp_sendmsg+0x46e/0x6b0 [ 1987.311207] sock_write_iter+0xb5/0x140 [ 1987.311211] vfs_write+0x3cb/0x470 [ 1987.311218] ksys_write+0xb4/0xe0 [ 1987.311220] do_syscall_64+0xa4/0xfd0 [ 1987.311224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 1987.311227] RIP: 0033:0x7ff9a3389257 [ 1987.311230] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 1987.311231] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 1987.311232] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 1987.311233] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 1987.311234] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 1987.311235] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 1987.311235] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 1987.311237] [ 2004.078854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1330851 jiffies s: 90761 root: 0x1/. [ 2004.079034] rcu: blocking rcu_node structures (internal RCU debug): [ 2004.079088] Sending NMI from CPU 3 to CPUs 0: [ 2004.079140] NMI backtrace for cpu 0 [ 2004.079143] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2004.079146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2004.079147] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2004.079155] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2004.079156] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2004.079158] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2004.079159] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2004.079160] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2004.079161] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2004.079162] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2004.079165] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2004.079166] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2004.079167] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2004.079168] PKRU: 55555554 [ 2004.079168] Call Trace: [ 2004.079171] [ 2004.079173] __mptcp_try_fallback+0x49/0x90 [ 2004.079178] mptcp_sendmsg_frag+0x6c4/0x820 [ 2004.079180] __mptcp_retrans+0x1c2/0x3f0 [ 2004.079183] mptcp_release_cb+0x1f9/0x390 [ 2004.079185] release_sock+0x44/0x90 [ 2004.079188] mptcp_sendmsg+0x46e/0x6b0 [ 2004.079191] sock_write_iter+0xb5/0x140 [ 2004.079195] vfs_write+0x3cb/0x470 [ 2004.079201] ksys_write+0xb4/0xe0 [ 2004.079203] do_syscall_64+0xa4/0xfd0 [ 2004.079206] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2004.079209] RIP: 0033:0x7ff9a3389257 [ 2004.079211] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2004.079212] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2004.079214] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2004.079215] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2004.079216] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2004.079217] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2004.079217] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2004.079219] [ 2050.313835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2050.313924] rcu: 0-....: (1407100 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=351633 [ 2050.313997] rcu: (t=1407066 jiffies g=207793 q=220 ncpus=4) [ 2050.314047] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2050.314050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2050.314052] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2050.314059] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2050.314060] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2050.314062] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2050.314064] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2050.314065] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2050.314066] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2050.314067] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2050.314069] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2050.314071] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2050.314072] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2050.314072] PKRU: 55555554 [ 2050.314073] Call Trace: [ 2050.314076] [ 2050.314078] __mptcp_try_fallback+0x49/0x90 [ 2050.314083] mptcp_sendmsg_frag+0x6c4/0x820 [ 2050.314086] __mptcp_retrans+0x1c2/0x3f0 [ 2050.314089] mptcp_release_cb+0x1f9/0x390 [ 2050.314092] release_sock+0x44/0x90 [ 2050.314096] mptcp_sendmsg+0x46e/0x6b0 [ 2050.314099] sock_write_iter+0xb5/0x140 [ 2050.314103] vfs_write+0x3cb/0x470 [ 2050.314109] ksys_write+0xb4/0xe0 [ 2050.314112] do_syscall_64+0xa4/0xfd0 [ 2050.314115] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2050.314119] RIP: 0033:0x7ff9a3389257 [ 2050.314122] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2050.314123] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2050.314125] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2050.314126] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2050.314127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2050.314128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2050.314128] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2050.314130] [ 2069.614854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1396387 jiffies s: 90761 root: 0x1/. [ 2069.615047] rcu: blocking rcu_node structures (internal RCU debug): [ 2069.615122] Sending NMI from CPU 3 to CPUs 0: [ 2069.615183] NMI backtrace for cpu 0 [ 2069.615187] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2069.615189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2069.615191] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2069.615197] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2069.615198] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2069.615200] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2069.615201] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2069.615202] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2069.615203] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2069.615204] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2069.615207] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2069.615208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2069.615209] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2069.615210] PKRU: 55555554 [ 2069.615210] Call Trace: [ 2069.615213] [ 2069.615214] __mptcp_try_fallback+0x49/0x90 [ 2069.615218] mptcp_sendmsg_frag+0x6c4/0x820 [ 2069.615221] __mptcp_retrans+0x1c2/0x3f0 [ 2069.615223] mptcp_release_cb+0x1f9/0x390 [ 2069.615225] release_sock+0x44/0x90 [ 2069.615229] mptcp_sendmsg+0x46e/0x6b0 [ 2069.615231] sock_write_iter+0xb5/0x140 [ 2069.615235] vfs_write+0x3cb/0x470 [ 2069.615240] ksys_write+0xb4/0xe0 [ 2069.615242] do_syscall_64+0xa4/0xfd0 [ 2069.615245] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2069.615248] RIP: 0033:0x7ff9a3389257 [ 2069.615250] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2069.615251] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2069.615252] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2069.615253] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2069.615254] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2069.615255] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2069.615256] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2069.615257] [ 2113.316835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2113.316958] rcu: 0-....: (1470102 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=367384 [ 2113.317036] rcu: (t=1470069 jiffies g=207793 q=220 ncpus=4) [ 2113.317095] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2113.317098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2113.317099] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2113.317109] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2113.317110] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2113.317112] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2113.317114] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2113.317115] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2113.317116] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2113.317116] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2113.317119] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2113.317121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2113.317122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2113.317123] PKRU: 55555554 [ 2113.317124] Call Trace: [ 2113.317126] [ 2113.317130] __mptcp_try_fallback+0x49/0x90 [ 2113.317135] mptcp_sendmsg_frag+0x6c4/0x820 [ 2113.317137] __mptcp_retrans+0x1c2/0x3f0 [ 2113.317140] mptcp_release_cb+0x1f9/0x390 [ 2113.317143] release_sock+0x44/0x90 [ 2113.317149] mptcp_sendmsg+0x46e/0x6b0 [ 2113.317151] sock_write_iter+0xb5/0x140 [ 2113.317155] vfs_write+0x3cb/0x470 [ 2113.317163] ksys_write+0xb4/0xe0 [ 2113.317165] do_syscall_64+0xa4/0xfd0 [ 2113.317169] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2113.317173] RIP: 0033:0x7ff9a3389257 [ 2113.317177] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2113.317178] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2113.317180] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2113.317181] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2113.317182] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2113.317183] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2113.317184] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2113.317185] [ 2135.150849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1461923 jiffies s: 90761 root: 0x1/. [ 2135.150995] rcu: blocking rcu_node structures (internal RCU debug): [ 2135.151069] Sending NMI from CPU 3 to CPUs 0: [ 2135.151126] NMI backtrace for cpu 0 [ 2135.151131] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2135.151133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2135.151134] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 2135.151141] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 2135.151142] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2135.151144] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2135.151145] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2135.151146] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2135.151147] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2135.151148] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2135.151151] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2135.151152] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2135.151153] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2135.151154] PKRU: 55555554 [ 2135.151154] Call Trace: [ 2135.151156] [ 2135.151158] __mptcp_try_fallback+0x49/0x90 [ 2135.151162] mptcp_sendmsg_frag+0x6c4/0x820 [ 2135.151164] __mptcp_retrans+0x1c2/0x3f0 [ 2135.151167] mptcp_release_cb+0x1f9/0x390 [ 2135.151170] release_sock+0x44/0x90 [ 2135.151173] mptcp_sendmsg+0x46e/0x6b0 [ 2135.151175] sock_write_iter+0xb5/0x140 [ 2135.151179] vfs_write+0x3cb/0x470 [ 2135.151184] ksys_write+0xb4/0xe0 [ 2135.151187] do_syscall_64+0xa4/0xfd0 [ 2135.151190] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2135.151192] RIP: 0033:0x7ff9a3389257 [ 2135.151194] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2135.151196] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2135.151197] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2135.151198] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2135.151199] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2135.151199] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2135.151200] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2135.151202] [ 2176.319835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2176.319934] rcu: 0-....: (1533104 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=383130 [ 2176.320008] rcu: (t=1533072 jiffies g=207793 q=220 ncpus=4) [ 2176.320058] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2176.320061] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2176.320063] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2176.320069] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2176.320071] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2176.320073] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2176.320075] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2176.320076] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2176.320076] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2176.320077] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2176.320080] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2176.320081] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2176.320082] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2176.320082] PKRU: 55555554 [ 2176.320083] Call Trace: [ 2176.320085] [ 2176.320087] __mptcp_try_fallback+0x49/0x90 [ 2176.320092] mptcp_sendmsg_frag+0x6c4/0x820 [ 2176.320095] __mptcp_retrans+0x1c2/0x3f0 [ 2176.320097] mptcp_release_cb+0x1f9/0x390 [ 2176.320099] release_sock+0x44/0x90 [ 2176.320102] mptcp_sendmsg+0x46e/0x6b0 [ 2176.320104] sock_write_iter+0xb5/0x140 [ 2176.320108] vfs_write+0x3cb/0x470 [ 2176.320114] ksys_write+0xb4/0xe0 [ 2176.320116] do_syscall_64+0xa4/0xfd0 [ 2176.320119] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2176.320121] RIP: 0033:0x7ff9a3389257 [ 2176.320123] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2176.320124] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2176.320126] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2176.320127] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2176.320127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2176.320128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2176.320129] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2176.320131] [ 2200.686847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1527459 jiffies s: 90761 root: 0x1/. [ 2200.686987] rcu: blocking rcu_node structures (internal RCU debug): [ 2200.687041] Sending NMI from CPU 3 to CPUs 0: [ 2200.687095] NMI backtrace for cpu 0 [ 2200.687103] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2200.687107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2200.687108] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2200.687119] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2200.687120] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2200.687122] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2200.687124] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2200.687125] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2200.687126] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2200.687127] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2200.687130] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2200.687131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2200.687132] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2200.687133] PKRU: 55555554 [ 2200.687133] Call Trace: [ 2200.687136] [ 2200.687139] __mptcp_try_fallback+0x49/0x90 [ 2200.687145] mptcp_sendmsg_frag+0x6c4/0x820 [ 2200.687147] __mptcp_retrans+0x1c2/0x3f0 [ 2200.687150] mptcp_release_cb+0x1f9/0x390 [ 2200.687153] release_sock+0x44/0x90 [ 2200.687158] mptcp_sendmsg+0x46e/0x6b0 [ 2200.687160] sock_write_iter+0xb5/0x140 [ 2200.687164] vfs_write+0x3cb/0x470 [ 2200.687171] ksys_write+0xb4/0xe0 [ 2200.687173] do_syscall_64+0xa4/0xfd0 [ 2200.687177] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2200.687181] RIP: 0033:0x7ff9a3389257 [ 2200.687185] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2200.687187] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2200.687189] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2200.687190] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2200.687191] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2200.687192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2200.687192] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2200.687194] [ 2239.322835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2239.322999] rcu: 0-....: (1596107 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=398543 [ 2239.323074] rcu: (t=1596075 jiffies g=207793 q=220 ncpus=4) [ 2239.323125] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2239.323128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2239.323129] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2239.323136] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2239.323137] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2239.323139] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2239.323141] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2239.323142] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2239.323142] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2239.323143] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2239.323145] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2239.323147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2239.323148] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2239.323149] PKRU: 55555554 [ 2239.323149] Call Trace: [ 2239.323152] [ 2239.323154] __mptcp_try_fallback+0x49/0x90 [ 2239.323158] mptcp_sendmsg_frag+0x6c4/0x820 [ 2239.323160] __mptcp_retrans+0x1c2/0x3f0 [ 2239.323163] mptcp_release_cb+0x1f9/0x390 [ 2239.323166] release_sock+0x44/0x90 [ 2239.323169] mptcp_sendmsg+0x46e/0x6b0 [ 2239.323172] sock_write_iter+0xb5/0x140 [ 2239.323176] vfs_write+0x3cb/0x470 [ 2239.323182] ksys_write+0xb4/0xe0 [ 2239.323184] do_syscall_64+0xa4/0xfd0 [ 2239.323187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2239.323190] RIP: 0033:0x7ff9a3389257 [ 2239.323192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2239.323194] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2239.323195] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2239.323196] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2239.323197] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2239.323197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2239.323198] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2239.323199] [ 2266.222861] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1592995 jiffies s: 90761 root: 0x1/. [ 2266.223054] rcu: blocking rcu_node structures (internal RCU debug): [ 2266.223113] Sending NMI from CPU 3 to CPUs 0: [ 2266.223168] NMI backtrace for cpu 0 [ 2266.223172] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2266.223174] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2266.223176] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2266.223181] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2266.223183] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2266.223185] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2266.223186] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2266.223187] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2266.223188] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2266.223188] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2266.223191] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2266.223193] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2266.223194] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2266.223194] PKRU: 55555554 [ 2266.223195] Call Trace: [ 2266.223197] [ 2266.223199] __mptcp_try_fallback+0x49/0x90 [ 2266.223203] mptcp_sendmsg_frag+0x6c4/0x820 [ 2266.223205] __mptcp_retrans+0x1c2/0x3f0 [ 2266.223208] mptcp_release_cb+0x1f9/0x390 [ 2266.223210] release_sock+0x44/0x90 [ 2266.223213] mptcp_sendmsg+0x46e/0x6b0 [ 2266.223215] sock_write_iter+0xb5/0x140 [ 2266.223218] vfs_write+0x3cb/0x470 [ 2266.223223] ksys_write+0xb4/0xe0 [ 2266.223225] do_syscall_64+0xa4/0xfd0 [ 2266.223229] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2266.223231] RIP: 0033:0x7ff9a3389257 [ 2266.223233] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2266.223234] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2266.223236] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2266.223236] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2266.223237] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2266.223238] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2266.223239] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2266.223240] [ 2302.325835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2302.326010] rcu: 0-....: (1659110 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=413550 [ 2302.326086] rcu: (t=1659078 jiffies g=207793 q=220 ncpus=4) [ 2302.326131] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2302.326134] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2302.326135] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 2302.326141] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 2302.326142] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2302.326143] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2302.326144] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2302.326145] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2302.326146] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2302.326147] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2302.326149] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2302.326151] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2302.326152] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2302.326153] PKRU: 55555554 [ 2302.326153] Call Trace: [ 2302.326155] [ 2302.326157] __mptcp_try_fallback+0x49/0x90 [ 2302.326161] mptcp_sendmsg_frag+0x6c4/0x820 [ 2302.326163] __mptcp_retrans+0x1c2/0x3f0 [ 2302.326166] mptcp_release_cb+0x1f9/0x390 [ 2302.326168] release_sock+0x44/0x90 [ 2302.326171] mptcp_sendmsg+0x46e/0x6b0 [ 2302.326173] sock_write_iter+0xb5/0x140 [ 2302.326176] vfs_write+0x3cb/0x470 [ 2302.326181] ksys_write+0xb4/0xe0 [ 2302.326183] do_syscall_64+0xa4/0xfd0 [ 2302.326187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2302.326189] RIP: 0033:0x7ff9a3389257 [ 2302.326191] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2302.326192] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2302.326193] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2302.326194] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2302.326195] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2302.326196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2302.326197] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2302.326198] [ 2331.758851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1658531 jiffies s: 90761 root: 0x1/. [ 2331.759058] rcu: blocking rcu_node structures (internal RCU debug): [ 2331.759112] Sending NMI from CPU 3 to CPUs 0: [ 2331.759165] NMI backtrace for cpu 0 [ 2331.759168] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2331.759171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2331.759172] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2331.759176] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2331.759178] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2331.759179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2331.759180] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2331.759181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2331.759182] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2331.759182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2331.759185] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2331.759186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2331.759186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2331.759188] PKRU: 55555554 [ 2331.759189] Call Trace: [ 2331.759190] [ 2331.759192] __mptcp_try_fallback+0x49/0x90 [ 2331.759196] mptcp_sendmsg_frag+0x6c4/0x820 [ 2331.759198] __mptcp_retrans+0x1c2/0x3f0 [ 2331.759201] mptcp_release_cb+0x1f9/0x390 [ 2331.759203] release_sock+0x44/0x90 [ 2331.759206] mptcp_sendmsg+0x46e/0x6b0 [ 2331.759209] sock_write_iter+0xb5/0x140 [ 2331.759212] vfs_write+0x3cb/0x470 [ 2331.759217] ksys_write+0xb4/0xe0 [ 2331.759219] do_syscall_64+0xa4/0xfd0 [ 2331.759222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2331.759224] RIP: 0033:0x7ff9a3389257 [ 2331.759226] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2331.759227] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2331.759229] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2331.759230] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2331.759231] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2331.759231] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2331.759232] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2331.759234] [ 2365.328834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2365.328924] rcu: 0-....: (1722113 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=429242 [ 2365.329002] rcu: (t=1722081 jiffies g=207793 q=220 ncpus=4) [ 2365.329051] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2365.329053] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2365.329055] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2365.329060] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2365.329061] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2365.329063] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2365.329064] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2365.329065] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2365.329065] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2365.329066] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2365.329069] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2365.329070] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2365.329071] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2365.329072] PKRU: 55555554 [ 2365.329072] Call Trace: [ 2365.329075] [ 2365.329077] __mptcp_try_fallback+0x49/0x90 [ 2365.329080] mptcp_sendmsg_frag+0x6c4/0x820 [ 2365.329082] __mptcp_retrans+0x1c2/0x3f0 [ 2365.329085] mptcp_release_cb+0x1f9/0x390 [ 2365.329087] release_sock+0x44/0x90 [ 2365.329090] mptcp_sendmsg+0x46e/0x6b0 [ 2365.329092] sock_write_iter+0xb5/0x140 [ 2365.329096] vfs_write+0x3cb/0x470 [ 2365.329101] ksys_write+0xb4/0xe0 [ 2365.329103] do_syscall_64+0xa4/0xfd0 [ 2365.329106] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2365.329109] RIP: 0033:0x7ff9a3389257 [ 2365.329111] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2365.329112] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2365.329113] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2365.329114] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2365.329115] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2365.329116] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2365.329117] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2365.329118] [ 2397.294850] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1724067 jiffies s: 90761 root: 0x1/. [ 2397.294988] rcu: blocking rcu_node structures (internal RCU debug): [ 2397.295049] Sending NMI from CPU 3 to CPUs 0: [ 2397.295113] NMI backtrace for cpu 0 [ 2397.295117] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2397.295120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2397.295121] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2397.295127] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2397.295128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2397.295130] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2397.295131] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2397.295132] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2397.295133] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2397.295134] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2397.295136] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2397.295138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2397.295138] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2397.295139] PKRU: 55555554 [ 2397.295140] Call Trace: [ 2397.295142] [ 2397.295144] __mptcp_try_fallback+0x49/0x90 [ 2397.295149] mptcp_sendmsg_frag+0x6c4/0x820 [ 2397.295151] __mptcp_retrans+0x1c2/0x3f0 [ 2397.295153] mptcp_release_cb+0x1f9/0x390 [ 2397.295156] release_sock+0x44/0x90 [ 2397.295159] mptcp_sendmsg+0x46e/0x6b0 [ 2397.295161] sock_write_iter+0xb5/0x140 [ 2397.295165] vfs_write+0x3cb/0x470 [ 2397.295170] ksys_write+0xb4/0xe0 [ 2397.295172] do_syscall_64+0xa4/0xfd0 [ 2397.295175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2397.295178] RIP: 0033:0x7ff9a3389257 [ 2397.295181] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2397.295181] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2397.295183] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2397.295184] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2397.295184] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2397.295185] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2397.295186] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2397.295188] [ 2428.331836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2428.331960] rcu: 0-....: (1785116 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=444916 [ 2428.332079] rcu: (t=1785084 jiffies g=207793 q=220 ncpus=4) [ 2428.332151] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2428.332153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2428.332155] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2428.332164] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2428.332166] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2428.332168] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2428.332169] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2428.332170] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2428.332171] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2428.332172] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2428.332174] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2428.332176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2428.332177] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2428.332178] PKRU: 55555554 [ 2428.332178] Call Trace: [ 2428.332181] [ 2428.332184] __mptcp_try_fallback+0x49/0x90 [ 2428.332189] mptcp_sendmsg_frag+0x6c4/0x820 [ 2428.332192] __mptcp_retrans+0x1c2/0x3f0 [ 2428.332195] mptcp_release_cb+0x1f9/0x390 [ 2428.332198] release_sock+0x44/0x90 [ 2428.332203] mptcp_sendmsg+0x46e/0x6b0 [ 2428.332205] sock_write_iter+0xb5/0x140 [ 2428.332210] vfs_write+0x3cb/0x470 [ 2428.332218] ksys_write+0xb4/0xe0 [ 2428.332220] do_syscall_64+0xa4/0xfd0 [ 2428.332224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2428.332227] RIP: 0033:0x7ff9a3389257 [ 2428.332231] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2428.332232] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2428.332234] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2428.332234] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2428.332236] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2428.332237] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2428.332238] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2428.332240] [ 2462.830851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1789603 jiffies s: 90761 root: 0x1/. [ 2462.830978] rcu: blocking rcu_node structures (internal RCU debug): [ 2462.831031] Sending NMI from CPU 3 to CPUs 0: [ 2462.831084] NMI backtrace for cpu 0 [ 2462.831090] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2462.831093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2462.831095] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2462.831101] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2462.831103] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2462.831106] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2462.831107] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2462.831108] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2462.831109] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2462.831109] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2462.831113] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2462.831114] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2462.831115] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2462.831115] PKRU: 55555554 [ 2462.831116] Call Trace: [ 2462.831118] [ 2462.831120] __mptcp_try_fallback+0x49/0x90 [ 2462.831124] mptcp_sendmsg_frag+0x6c4/0x820 [ 2462.831126] __mptcp_retrans+0x1c2/0x3f0 [ 2462.831129] mptcp_release_cb+0x1f9/0x390 [ 2462.831131] release_sock+0x44/0x90 [ 2462.831135] mptcp_sendmsg+0x46e/0x6b0 [ 2462.831138] sock_write_iter+0xb5/0x140 [ 2462.831141] vfs_write+0x3cb/0x470 [ 2462.831146] ksys_write+0xb4/0xe0 [ 2462.831148] do_syscall_64+0xa4/0xfd0 [ 2462.831151] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2462.831154] RIP: 0033:0x7ff9a3389257 [ 2462.831156] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2462.831157] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2462.831158] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2462.831159] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2462.831160] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2462.831161] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2462.831162] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2462.831163] [ 2491.334836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2491.334920] rcu: 0-....: (1848118 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=460637 [ 2491.335000] rcu: (t=1848087 jiffies g=207793 q=221 ncpus=4) [ 2491.335060] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2491.335063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2491.335064] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2491.335071] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2491.335073] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2491.335074] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2491.335075] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2491.335076] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2491.335077] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2491.335078] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2491.335081] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2491.335082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2491.335083] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2491.335083] PKRU: 55555554 [ 2491.335084] Call Trace: [ 2491.335086] [ 2491.335088] __mptcp_try_fallback+0x49/0x90 [ 2491.335092] mptcp_sendmsg_frag+0x6c4/0x820 [ 2491.335094] __mptcp_retrans+0x1c2/0x3f0 [ 2491.335097] mptcp_release_cb+0x1f9/0x390 [ 2491.335100] release_sock+0x44/0x90 [ 2491.335102] mptcp_sendmsg+0x46e/0x6b0 [ 2491.335105] sock_write_iter+0xb5/0x140 [ 2491.335108] vfs_write+0x3cb/0x470 [ 2491.335114] ksys_write+0xb4/0xe0 [ 2491.335116] do_syscall_64+0xa4/0xfd0 [ 2491.335119] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2491.335122] RIP: 0033:0x7ff9a3389257 [ 2491.335123] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2491.335124] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2491.335125] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2491.335126] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2491.335127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2491.335128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2491.335128] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2491.335130] [ 2528.366847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1855139 jiffies s: 90761 root: 0x1/. [ 2528.367015] rcu: blocking rcu_node structures (internal RCU debug): [ 2528.367094] Sending NMI from CPU 3 to CPUs 0: [ 2528.367145] NMI backtrace for cpu 0 [ 2528.367150] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2528.367152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2528.367153] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2528.367160] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2528.367161] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2528.367163] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2528.367164] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2528.367165] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2528.367166] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2528.367167] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2528.367169] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2528.367170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2528.367171] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2528.367172] PKRU: 55555554 [ 2528.367172] Call Trace: [ 2528.367175] [ 2528.367177] __mptcp_try_fallback+0x49/0x90 [ 2528.367181] mptcp_sendmsg_frag+0x6c4/0x820 [ 2528.367183] __mptcp_retrans+0x1c2/0x3f0 [ 2528.367185] mptcp_release_cb+0x1f9/0x390 [ 2528.367188] release_sock+0x44/0x90 [ 2528.367193] mptcp_sendmsg+0x46e/0x6b0 [ 2528.367195] sock_write_iter+0xb5/0x140 [ 2528.367199] vfs_write+0x3cb/0x470 [ 2528.367205] ksys_write+0xb4/0xe0 [ 2528.367207] do_syscall_64+0xa4/0xfd0 [ 2528.367210] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2528.367213] RIP: 0033:0x7ff9a3389257 [ 2528.367215] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2528.367216] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2528.367218] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2528.367219] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2528.367219] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2528.367220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2528.367221] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2528.367223] [ 2554.337835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2554.337924] rcu: 0-....: (1911121 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=476331 [ 2554.338015] rcu: (t=1911090 jiffies g=207793 q=223 ncpus=4) [ 2554.338067] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2554.338069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2554.338070] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2554.338075] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2554.338077] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2554.338078] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2554.338079] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2554.338081] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2554.338082] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2554.338082] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2554.338085] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2554.338086] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2554.338086] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2554.338087] PKRU: 55555554 [ 2554.338088] Call Trace: [ 2554.338090] [ 2554.338092] __mptcp_try_fallback+0x49/0x90 [ 2554.338095] mptcp_sendmsg_frag+0x6c4/0x820 [ 2554.338097] __mptcp_retrans+0x1c2/0x3f0 [ 2554.338099] mptcp_release_cb+0x1f9/0x390 [ 2554.338102] release_sock+0x44/0x90 [ 2554.338105] mptcp_sendmsg+0x46e/0x6b0 [ 2554.338107] sock_write_iter+0xb5/0x140 [ 2554.338111] vfs_write+0x3cb/0x470 [ 2554.338116] ksys_write+0xb4/0xe0 [ 2554.338118] do_syscall_64+0xa4/0xfd0 [ 2554.338122] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2554.338124] RIP: 0033:0x7ff9a3389257 [ 2554.338126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2554.338127] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2554.338128] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2554.338129] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2554.338130] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2554.338130] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2554.338131] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2554.338133] [ 2593.902859] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1920675 jiffies s: 90761 root: 0x1/. [ 2593.902995] rcu: blocking rcu_node structures (internal RCU debug): [ 2593.903055] Sending NMI from CPU 3 to CPUs 0: [ 2593.903118] NMI backtrace for cpu 0 [ 2593.903123] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2593.903127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2593.903128] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2593.903134] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2593.903136] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2593.903138] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2593.903139] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2593.903140] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2593.903141] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2593.903141] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2593.903144] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2593.903145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2593.903146] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2593.903147] PKRU: 55555554 [ 2593.903148] Call Trace: [ 2593.903150] [ 2593.903152] __mptcp_try_fallback+0x49/0x90 [ 2593.903156] mptcp_sendmsg_frag+0x6c4/0x820 [ 2593.903159] __mptcp_retrans+0x1c2/0x3f0 [ 2593.903161] mptcp_release_cb+0x1f9/0x390 [ 2593.903164] release_sock+0x44/0x90 [ 2593.903168] mptcp_sendmsg+0x46e/0x6b0 [ 2593.903170] sock_write_iter+0xb5/0x140 [ 2593.903173] vfs_write+0x3cb/0x470 [ 2593.903179] ksys_write+0xb4/0xe0 [ 2593.903181] do_syscall_64+0xa4/0xfd0 [ 2593.903185] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2593.903186] RIP: 0033:0x7ff9a3389257 [ 2593.903189] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2593.903190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2593.903191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2593.903192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2593.903193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2593.903193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2593.903194] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2593.903195] [ 2617.340835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2617.340918] rcu: 0-....: (1974124 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=491603 [ 2617.340999] rcu: (t=1974093 jiffies g=207793 q=225 ncpus=4) [ 2617.341047] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2617.341050] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2617.341052] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2617.341057] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2617.341059] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2617.341061] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2617.341062] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2617.341063] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2617.341064] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2617.341064] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2617.341067] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2617.341068] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2617.341069] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2617.341069] PKRU: 55555554 [ 2617.341070] Call Trace: [ 2617.341072] [ 2617.341074] __mptcp_try_fallback+0x49/0x90 [ 2617.341078] mptcp_sendmsg_frag+0x6c4/0x820 [ 2617.341080] __mptcp_retrans+0x1c2/0x3f0 [ 2617.341083] mptcp_release_cb+0x1f9/0x390 [ 2617.341085] release_sock+0x44/0x90 [ 2617.341089] mptcp_sendmsg+0x46e/0x6b0 [ 2617.341091] sock_write_iter+0xb5/0x140 [ 2617.341095] vfs_write+0x3cb/0x470 [ 2617.341101] ksys_write+0xb4/0xe0 [ 2617.341103] do_syscall_64+0xa4/0xfd0 [ 2617.341106] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2617.341108] RIP: 0033:0x7ff9a3389257 [ 2617.341110] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2617.341111] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2617.341112] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2617.341113] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2617.341114] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2617.341114] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2617.341115] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2617.341117] [ 2659.438845] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 1986211 jiffies s: 90761 root: 0x1/. [ 2659.439043] rcu: blocking rcu_node structures (internal RCU debug): [ 2659.439094] Sending NMI from CPU 3 to CPUs 0: [ 2659.439155] NMI backtrace for cpu 0 [ 2659.439163] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2659.439167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2659.439168] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2659.439178] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2659.439179] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2659.439181] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2659.439183] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2659.439184] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2659.439185] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2659.439186] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2659.439188] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2659.439189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2659.439190] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2659.439191] PKRU: 55555554 [ 2659.439192] Call Trace: [ 2659.439195] [ 2659.439199] __mptcp_try_fallback+0x49/0x90 [ 2659.439205] mptcp_sendmsg_frag+0x6c4/0x820 [ 2659.439207] __mptcp_retrans+0x1c2/0x3f0 [ 2659.439210] mptcp_release_cb+0x1f9/0x390 [ 2659.439213] release_sock+0x44/0x90 [ 2659.439218] mptcp_sendmsg+0x46e/0x6b0 [ 2659.439220] sock_write_iter+0xb5/0x140 [ 2659.439224] vfs_write+0x3cb/0x470 [ 2659.439232] ksys_write+0xb4/0xe0 [ 2659.439234] do_syscall_64+0xa4/0xfd0 [ 2659.439238] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2659.439241] RIP: 0033:0x7ff9a3389257 [ 2659.439244] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2659.439246] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2659.439248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2659.439249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2659.439250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2659.439251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2659.439251] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2659.439253] [ 2680.343836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2680.343937] rcu: 0-....: (2037127 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=507268 [ 2680.344033] rcu: (t=2037096 jiffies g=207793 q=225 ncpus=4) [ 2680.344085] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2680.344088] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2680.344090] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2680.344099] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2680.344100] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2680.344102] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2680.344103] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2680.344104] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2680.344105] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2680.344106] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2680.344109] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2680.344110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2680.344111] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2680.344112] PKRU: 55555554 [ 2680.344113] Call Trace: [ 2680.344115] [ 2680.344117] __mptcp_try_fallback+0x49/0x90 [ 2680.344123] mptcp_sendmsg_frag+0x6c4/0x820 [ 2680.344126] __mptcp_retrans+0x1c2/0x3f0 [ 2680.344128] mptcp_release_cb+0x1f9/0x390 [ 2680.344131] release_sock+0x44/0x90 [ 2680.344137] mptcp_sendmsg+0x46e/0x6b0 [ 2680.344139] sock_write_iter+0xb5/0x140 [ 2680.344144] vfs_write+0x3cb/0x470 [ 2680.344152] ksys_write+0xb4/0xe0 [ 2680.344154] do_syscall_64+0xa4/0xfd0 [ 2680.344159] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2680.344163] RIP: 0033:0x7ff9a3389257 [ 2680.344166] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2680.344167] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2680.344169] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2680.344170] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2680.344171] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2680.344171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2680.344172] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2680.344174] [ 2724.974843] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2051747 jiffies s: 90761 root: 0x1/. [ 2724.974981] rcu: blocking rcu_node structures (internal RCU debug): [ 2724.975037] Sending NMI from CPU 3 to CPUs 0: [ 2724.975091] NMI backtrace for cpu 0 [ 2724.975096] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2724.975099] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2724.975100] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2724.975107] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2724.975108] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2724.975110] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2724.975111] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2724.975112] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2724.975113] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2724.975113] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2724.975116] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2724.975117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2724.975118] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2724.975119] PKRU: 55555554 [ 2724.975119] Call Trace: [ 2724.975121] [ 2724.975123] __mptcp_try_fallback+0x49/0x90 [ 2724.975127] mptcp_sendmsg_frag+0x6c4/0x820 [ 2724.975129] __mptcp_retrans+0x1c2/0x3f0 [ 2724.975132] mptcp_release_cb+0x1f9/0x390 [ 2724.975134] release_sock+0x44/0x90 [ 2724.975138] mptcp_sendmsg+0x46e/0x6b0 [ 2724.975140] sock_write_iter+0xb5/0x140 [ 2724.975143] vfs_write+0x3cb/0x470 [ 2724.975148] ksys_write+0xb4/0xe0 [ 2724.975150] do_syscall_64+0xa4/0xfd0 [ 2724.975154] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2724.975156] RIP: 0033:0x7ff9a3389257 [ 2724.975159] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2724.975160] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2724.975162] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2724.975163] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2724.975164] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2724.975164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2724.975165] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2724.975167] [ 2743.346835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2743.346955] rcu: 0-....: (2100129 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=522997 [ 2743.347047] rcu: (t=2100099 jiffies g=207793 q=225 ncpus=4) [ 2743.347106] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2743.347109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2743.347110] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2743.347117] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2743.347118] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2743.347120] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2743.347121] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2743.347122] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2743.347123] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2743.347124] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2743.347127] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2743.347128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2743.347129] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2743.347130] PKRU: 55555554 [ 2743.347130] Call Trace: [ 2743.347132] [ 2743.347135] __mptcp_try_fallback+0x49/0x90 [ 2743.347139] mptcp_sendmsg_frag+0x6c4/0x820 [ 2743.347141] __mptcp_retrans+0x1c2/0x3f0 [ 2743.347143] mptcp_release_cb+0x1f9/0x390 [ 2743.347146] release_sock+0x44/0x90 [ 2743.347149] mptcp_sendmsg+0x46e/0x6b0 [ 2743.347152] sock_write_iter+0xb5/0x140 [ 2743.347155] vfs_write+0x3cb/0x470 [ 2743.347160] ksys_write+0xb4/0xe0 [ 2743.347162] do_syscall_64+0xa4/0xfd0 [ 2743.347165] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2743.347168] RIP: 0033:0x7ff9a3389257 [ 2743.347170] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2743.347171] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2743.347173] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2743.347174] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2743.347175] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2743.347176] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2743.347176] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2743.347178] [ 2790.510849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2117283 jiffies s: 90761 root: 0x1/. [ 2790.511042] rcu: blocking rcu_node structures (internal RCU debug): [ 2790.511116] Sending NMI from CPU 3 to CPUs 0: [ 2790.511169] NMI backtrace for cpu 0 [ 2790.511173] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2790.511176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2790.511177] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2790.511184] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2790.511185] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2790.511187] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2790.511188] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2790.511189] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2790.511190] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2790.511190] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2790.511193] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2790.511194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2790.511195] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2790.511195] PKRU: 55555554 [ 2790.511196] Call Trace: [ 2790.511198] [ 2790.511200] __mptcp_try_fallback+0x49/0x90 [ 2790.511204] mptcp_sendmsg_frag+0x6c4/0x820 [ 2790.511206] __mptcp_retrans+0x1c2/0x3f0 [ 2790.511208] mptcp_release_cb+0x1f9/0x390 [ 2790.511211] release_sock+0x44/0x90 [ 2790.511214] mptcp_sendmsg+0x46e/0x6b0 [ 2790.511217] sock_write_iter+0xb5/0x140 [ 2790.511220] vfs_write+0x3cb/0x470 [ 2790.511225] ksys_write+0xb4/0xe0 [ 2790.511227] do_syscall_64+0xa4/0xfd0 [ 2790.511230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2790.511233] RIP: 0033:0x7ff9a3389257 [ 2790.511235] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2790.511236] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2790.511238] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2790.511239] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2790.511239] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2790.511240] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2790.511241] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2790.511242] [ 2806.349835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2806.349936] rcu: 0-....: (2163131 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=538735 [ 2806.350014] rcu: (t=2163102 jiffies g=207793 q=227 ncpus=4) [ 2806.350071] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2806.350073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2806.350074] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2806.350080] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2806.350082] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2806.350083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2806.350084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2806.350085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2806.350086] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2806.350086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2806.350089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2806.350090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2806.350091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2806.350092] PKRU: 55555554 [ 2806.350092] Call Trace: [ 2806.350094] [ 2806.350097] __mptcp_try_fallback+0x49/0x90 [ 2806.350101] mptcp_sendmsg_frag+0x6c4/0x820 [ 2806.350103] __mptcp_retrans+0x1c2/0x3f0 [ 2806.350105] mptcp_release_cb+0x1f9/0x390 [ 2806.350108] release_sock+0x44/0x90 [ 2806.350111] mptcp_sendmsg+0x46e/0x6b0 [ 2806.350113] sock_write_iter+0xb5/0x140 [ 2806.350116] vfs_write+0x3cb/0x470 [ 2806.350121] ksys_write+0xb4/0xe0 [ 2806.350123] do_syscall_64+0xa4/0xfd0 [ 2806.350126] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2806.350128] RIP: 0033:0x7ff9a3389257 [ 2806.350131] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2806.350132] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2806.350133] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2806.350134] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2806.350135] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2806.350136] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2806.350136] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2806.350138] [ 2856.046855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2182819 jiffies s: 90761 root: 0x1/. [ 2856.046994] rcu: blocking rcu_node structures (internal RCU debug): [ 2856.047056] Sending NMI from CPU 3 to CPUs 0: [ 2856.047110] NMI backtrace for cpu 0 [ 2856.047115] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2856.047120] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2856.047121] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2856.047130] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2856.047132] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2856.047134] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2856.047136] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2856.047138] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2856.047139] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2856.047140] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2856.047143] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2856.047145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2856.047146] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2856.047147] PKRU: 55555554 [ 2856.047147] Call Trace: [ 2856.047149] [ 2856.047151] __mptcp_try_fallback+0x49/0x90 [ 2856.047155] mptcp_sendmsg_frag+0x6c4/0x820 [ 2856.047157] __mptcp_retrans+0x1c2/0x3f0 [ 2856.047160] mptcp_release_cb+0x1f9/0x390 [ 2856.047162] release_sock+0x44/0x90 [ 2856.047166] mptcp_sendmsg+0x46e/0x6b0 [ 2856.047175] sock_write_iter+0xb5/0x140 [ 2856.047180] vfs_write+0x3cb/0x470 [ 2856.047185] ksys_write+0xb4/0xe0 [ 2856.047187] do_syscall_64+0xa4/0xfd0 [ 2856.047190] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2856.047193] RIP: 0033:0x7ff9a3389257 [ 2856.047196] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2856.047197] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2856.047198] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2856.047199] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2856.047200] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2856.047201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2856.047201] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2856.047203] [ 2869.352835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2869.352937] rcu: 0-....: (2226132 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=554343 [ 2869.353042] rcu: (t=2226105 jiffies g=207793 q=227 ncpus=4) [ 2869.353108] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2869.353111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2869.353113] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2869.353120] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2869.353123] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2869.353126] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2869.353128] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2869.353129] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2869.353130] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2869.353131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2869.353135] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2869.353136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2869.353138] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2869.353139] PKRU: 55555554 [ 2869.353140] Call Trace: [ 2869.353142] [ 2869.353144] __mptcp_try_fallback+0x49/0x90 [ 2869.353149] mptcp_sendmsg_frag+0x6c4/0x820 [ 2869.353151] __mptcp_retrans+0x1c2/0x3f0 [ 2869.353154] mptcp_release_cb+0x1f9/0x390 [ 2869.353157] release_sock+0x44/0x90 [ 2869.353161] mptcp_sendmsg+0x46e/0x6b0 [ 2869.353164] sock_write_iter+0xb5/0x140 [ 2869.353167] vfs_write+0x3cb/0x470 [ 2869.353173] ksys_write+0xb4/0xe0 [ 2869.353175] do_syscall_64+0xa4/0xfd0 [ 2869.353179] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2869.353182] RIP: 0033:0x7ff9a3389257 [ 2869.353185] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2869.353186] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2869.353188] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2869.353189] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2869.353190] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2869.353191] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2869.353192] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2869.353194] [ 2921.582867] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2248355 jiffies s: 90761 root: 0x1/. [ 2921.583012] rcu: blocking rcu_node structures (internal RCU debug): [ 2921.583075] Sending NMI from CPU 3 to CPUs 0: [ 2921.583143] NMI backtrace for cpu 0 [ 2921.583147] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2921.583150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2921.583151] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 2921.583157] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 2921.583159] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2921.583161] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2921.583162] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2921.583163] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2921.583163] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2921.583164] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2921.583167] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2921.583168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2921.583169] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2921.583170] PKRU: 55555554 [ 2921.583170] Call Trace: [ 2921.583172] [ 2921.583175] __mptcp_try_fallback+0x49/0x90 [ 2921.583179] mptcp_sendmsg_frag+0x6c4/0x820 [ 2921.583181] __mptcp_retrans+0x1c2/0x3f0 [ 2921.583183] mptcp_release_cb+0x1f9/0x390 [ 2921.583186] release_sock+0x44/0x90 [ 2921.583189] mptcp_sendmsg+0x46e/0x6b0 [ 2921.583192] sock_write_iter+0xb5/0x140 [ 2921.583196] vfs_write+0x3cb/0x470 [ 2921.583201] ksys_write+0xb4/0xe0 [ 2921.583203] do_syscall_64+0xa4/0xfd0 [ 2921.583206] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2921.583208] RIP: 0033:0x7ff9a3389257 [ 2921.583211] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2921.583212] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2921.583214] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2921.583215] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2921.583215] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2921.583216] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2921.583217] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2921.583219] [ 2932.355834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2932.355927] rcu: 0-....: (2289134 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=569877 [ 2932.356013] rcu: (t=2289108 jiffies g=207793 q=227 ncpus=4) [ 2932.356071] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2932.356073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2932.356074] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2932.356080] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2932.356081] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2932.356083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2932.356084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2932.356085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2932.356085] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2932.356086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2932.356088] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2932.356089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2932.356090] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2932.356091] PKRU: 55555554 [ 2932.356092] Call Trace: [ 2932.356093] [ 2932.356095] __mptcp_try_fallback+0x49/0x90 [ 2932.356099] mptcp_sendmsg_frag+0x6c4/0x820 [ 2932.356101] __mptcp_retrans+0x1c2/0x3f0 [ 2932.356103] mptcp_release_cb+0x1f9/0x390 [ 2932.356106] release_sock+0x44/0x90 [ 2932.356108] mptcp_sendmsg+0x46e/0x6b0 [ 2932.356111] sock_write_iter+0xb5/0x140 [ 2932.356114] vfs_write+0x3cb/0x470 [ 2932.356118] ksys_write+0xb4/0xe0 [ 2932.356121] do_syscall_64+0xa4/0xfd0 [ 2932.356124] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2932.356126] RIP: 0033:0x7ff9a3389257 [ 2932.356128] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2932.356129] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2932.356131] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2932.356131] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2932.356132] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2932.356133] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2932.356134] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2932.356135] [ 2987.118848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2313891 jiffies s: 90761 root: 0x1/. [ 2987.119043] rcu: blocking rcu_node structures (internal RCU debug): [ 2987.119093] Sending NMI from CPU 3 to CPUs 0: [ 2987.119146] NMI backtrace for cpu 0 [ 2987.119151] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2987.119153] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2987.119154] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2987.119162] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2987.119163] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2987.119165] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2987.119166] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2987.119167] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2987.119168] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2987.119168] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2987.119171] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2987.119172] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2987.119173] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2987.119174] PKRU: 55555554 [ 2987.119174] Call Trace: [ 2987.119176] [ 2987.119178] __mptcp_try_fallback+0x49/0x90 [ 2987.119183] mptcp_sendmsg_frag+0x6c4/0x820 [ 2987.119185] __mptcp_retrans+0x1c2/0x3f0 [ 2987.119187] mptcp_release_cb+0x1f9/0x390 [ 2987.119190] release_sock+0x44/0x90 [ 2987.119193] mptcp_sendmsg+0x46e/0x6b0 [ 2987.119196] sock_write_iter+0xb5/0x140 [ 2987.119199] vfs_write+0x3cb/0x470 [ 2987.119204] ksys_write+0xb4/0xe0 [ 2987.119206] do_syscall_64+0xa4/0xfd0 [ 2987.119209] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2987.119212] RIP: 0033:0x7ff9a3389257 [ 2987.119214] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2987.119216] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2987.119217] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2987.119218] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2987.119219] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2987.119220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2987.119220] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2987.119222] [ 2995.358834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 2995.358926] rcu: 0-....: (2352136 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=585609 [ 2995.359020] rcu: (t=2352111 jiffies g=207793 q=228 ncpus=4) [ 2995.359078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 2995.359080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 2995.359081] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 2995.359085] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 2995.359086] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 2995.359088] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 2995.359089] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 2995.359090] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 2995.359091] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 2995.359091] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 2995.359094] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 2995.359095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 2995.359096] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 2995.359096] PKRU: 55555554 [ 2995.359097] Call Trace: [ 2995.359098] [ 2995.359099] __mptcp_try_fallback+0x49/0x90 [ 2995.359102] mptcp_sendmsg_frag+0x6c4/0x820 [ 2995.359104] __mptcp_retrans+0x1c2/0x3f0 [ 2995.359106] mptcp_release_cb+0x1f9/0x390 [ 2995.359108] release_sock+0x44/0x90 [ 2995.359110] mptcp_sendmsg+0x46e/0x6b0 [ 2995.359112] sock_write_iter+0xb5/0x140 [ 2995.359115] vfs_write+0x3cb/0x470 [ 2995.359118] ksys_write+0xb4/0xe0 [ 2995.359120] do_syscall_64+0xa4/0xfd0 [ 2995.359122] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 2995.359124] RIP: 0033:0x7ff9a3389257 [ 2995.359125] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 2995.359126] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 2995.359127] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 2995.359128] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 2995.359129] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 2995.359130] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 2995.359130] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 2995.359132] [ 3052.654853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2379427 jiffies s: 90761 root: 0x1/. [ 3052.654978] rcu: blocking rcu_node structures (internal RCU debug): [ 3052.655034] Sending NMI from CPU 3 to CPUs 0: [ 3052.655089] NMI backtrace for cpu 0 [ 3052.655094] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3052.655097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3052.655098] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3052.655105] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3052.655106] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3052.655108] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3052.655109] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3052.655110] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3052.655111] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3052.655112] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3052.655115] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3052.655116] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3052.655117] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3052.655117] PKRU: 55555554 [ 3052.655118] Call Trace: [ 3052.655119] [ 3052.655122] __mptcp_try_fallback+0x49/0x90 [ 3052.655127] mptcp_sendmsg_frag+0x6c4/0x820 [ 3052.655129] __mptcp_retrans+0x1c2/0x3f0 [ 3052.655131] mptcp_release_cb+0x1f9/0x390 [ 3052.655134] release_sock+0x44/0x90 [ 3052.655137] mptcp_sendmsg+0x46e/0x6b0 [ 3052.655139] sock_write_iter+0xb5/0x140 [ 3052.655143] vfs_write+0x3cb/0x470 [ 3052.655148] ksys_write+0xb4/0xe0 [ 3052.655150] do_syscall_64+0xa4/0xfd0 [ 3052.655153] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3052.655156] RIP: 0033:0x7ff9a3389257 [ 3052.655158] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3052.655159] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3052.655161] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3052.655162] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3052.655163] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3052.655163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3052.655164] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3052.655166] [ 3058.361835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3058.361955] rcu: 0-....: (2415138 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=601339 [ 3058.362045] rcu: (t=2415114 jiffies g=207793 q=228 ncpus=4) [ 3058.362102] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3058.362105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3058.362106] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3058.362113] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3058.362114] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3058.362116] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3058.362117] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3058.362118] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3058.362119] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3058.362119] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3058.362122] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3058.362123] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3058.362124] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3058.362125] PKRU: 55555554 [ 3058.362126] Call Trace: [ 3058.362127] [ 3058.362130] __mptcp_try_fallback+0x49/0x90 [ 3058.362134] mptcp_sendmsg_frag+0x6c4/0x820 [ 3058.362136] __mptcp_retrans+0x1c2/0x3f0 [ 3058.362139] mptcp_release_cb+0x1f9/0x390 [ 3058.362142] release_sock+0x44/0x90 [ 3058.362146] mptcp_sendmsg+0x46e/0x6b0 [ 3058.362148] sock_write_iter+0xb5/0x140 [ 3058.362151] vfs_write+0x3cb/0x470 [ 3058.362156] ksys_write+0xb4/0xe0 [ 3058.362159] do_syscall_64+0xa4/0xfd0 [ 3058.362162] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3058.362164] RIP: 0033:0x7ff9a3389257 [ 3058.362167] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3058.362168] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3058.362170] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3058.362171] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3058.362172] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3058.362172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3058.362173] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3058.362175] [ 3118.190847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2444963 jiffies s: 90761 root: 0x1/. [ 3118.190972] rcu: blocking rcu_node structures (internal RCU debug): [ 3118.191031] Sending NMI from CPU 3 to CPUs 0: [ 3118.191095] NMI backtrace for cpu 0 [ 3118.191099] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3118.191102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3118.191104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3118.191110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3118.191112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3118.191114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3118.191115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3118.191116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3118.191117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3118.191117] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3118.191120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3118.191122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3118.191122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3118.191123] PKRU: 55555554 [ 3118.191124] Call Trace: [ 3118.191126] [ 3118.191128] __mptcp_try_fallback+0x49/0x90 [ 3118.191132] mptcp_sendmsg_frag+0x6c4/0x820 [ 3118.191135] __mptcp_retrans+0x1c2/0x3f0 [ 3118.191137] mptcp_release_cb+0x1f9/0x390 [ 3118.191140] release_sock+0x44/0x90 [ 3118.191143] mptcp_sendmsg+0x46e/0x6b0 [ 3118.191145] sock_write_iter+0xb5/0x140 [ 3118.191149] vfs_write+0x3cb/0x470 [ 3118.191154] ksys_write+0xb4/0xe0 [ 3118.191157] do_syscall_64+0xa4/0xfd0 [ 3118.191160] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3118.191162] RIP: 0033:0x7ff9a3389257 [ 3118.191165] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3118.191166] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3118.191167] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3118.191168] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3118.191169] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3118.191170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3118.191171] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3118.191173] [ 3121.364835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3121.364930] rcu: 0-....: (2478140 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=617077 [ 3121.365022] rcu: (t=2478117 jiffies g=207793 q=228 ncpus=4) [ 3121.365078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3121.365080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3121.365082] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3121.365088] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3121.365090] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3121.365091] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3121.365092] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3121.365093] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3121.365094] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3121.365095] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3121.365098] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3121.365100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3121.365101] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3121.365102] PKRU: 55555554 [ 3121.365102] Call Trace: [ 3121.365104] [ 3121.365106] __mptcp_try_fallback+0x49/0x90 [ 3121.365110] mptcp_sendmsg_frag+0x6c4/0x820 [ 3121.365113] __mptcp_retrans+0x1c2/0x3f0 [ 3121.365115] mptcp_release_cb+0x1f9/0x390 [ 3121.365118] release_sock+0x44/0x90 [ 3121.365121] mptcp_sendmsg+0x46e/0x6b0 [ 3121.365124] sock_write_iter+0xb5/0x140 [ 3121.365127] vfs_write+0x3cb/0x470 [ 3121.365132] ksys_write+0xb4/0xe0 [ 3121.365134] do_syscall_64+0xa4/0xfd0 [ 3121.365137] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3121.365140] RIP: 0033:0x7ff9a3389257 [ 3121.365143] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3121.365144] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3121.365145] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3121.365146] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3121.365147] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3121.365148] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3121.365148] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3121.365150] [ 3183.726848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2510499 jiffies s: 90761 root: 0x1/. [ 3183.727048] rcu: blocking rcu_node structures (internal RCU debug): [ 3183.727104] Sending NMI from CPU 3 to CPUs 0: [ 3183.727157] NMI backtrace for cpu 0 [ 3183.727163] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3183.727165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3183.727167] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3183.727174] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3183.727175] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3183.727177] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3183.727179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3183.727180] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3183.727180] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3183.727181] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3183.727184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3183.727185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3183.727186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3183.727187] PKRU: 55555554 [ 3183.727187] Call Trace: [ 3183.727189] [ 3183.727192] __mptcp_try_fallback+0x49/0x90 [ 3183.727196] mptcp_sendmsg_frag+0x6c4/0x820 [ 3183.727198] __mptcp_retrans+0x1c2/0x3f0 [ 3183.727200] mptcp_release_cb+0x1f9/0x390 [ 3183.727203] release_sock+0x44/0x90 [ 3183.727206] mptcp_sendmsg+0x46e/0x6b0 [ 3183.727208] sock_write_iter+0xb5/0x140 [ 3183.727212] vfs_write+0x3cb/0x470 [ 3183.727217] ksys_write+0xb4/0xe0 [ 3183.727219] do_syscall_64+0xa4/0xfd0 [ 3183.727222] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3183.727224] RIP: 0033:0x7ff9a3389257 [ 3183.727227] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3183.727228] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3183.727230] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3183.727231] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3183.727232] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3183.727232] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3183.727233] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3183.727235] [ 3184.367835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3184.368012] rcu: 0-....: (2541142 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=632803 [ 3184.368097] rcu: (t=2541120 jiffies g=207793 q=228 ncpus=4) [ 3184.368155] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3184.368157] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3184.368159] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 3184.368165] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 3184.368167] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3184.368169] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3184.368170] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3184.368171] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3184.368171] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3184.368172] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3184.368175] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3184.368176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3184.368177] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3184.368178] PKRU: 55555554 [ 3184.368178] Call Trace: [ 3184.368180] [ 3184.368182] __mptcp_try_fallback+0x49/0x90 [ 3184.368187] mptcp_sendmsg_frag+0x6c4/0x820 [ 3184.368189] __mptcp_retrans+0x1c2/0x3f0 [ 3184.368192] mptcp_release_cb+0x1f9/0x390 [ 3184.368194] release_sock+0x44/0x90 [ 3184.368198] mptcp_sendmsg+0x46e/0x6b0 [ 3184.368200] sock_write_iter+0xb5/0x140 [ 3184.368203] vfs_write+0x3cb/0x470 [ 3184.368209] ksys_write+0xb4/0xe0 [ 3184.368211] do_syscall_64+0xa4/0xfd0 [ 3184.368214] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3184.368217] RIP: 0033:0x7ff9a3389257 [ 3184.368219] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3184.368220] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3184.368222] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3184.368223] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3184.368223] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3184.368224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3184.368225] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3184.368226] [ 3247.370835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3247.370969] rcu: 0-....: (2604144 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=648546 [ 3247.371095] rcu: (t=2604123 jiffies g=207793 q=228 ncpus=4) [ 3247.371174] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3247.371177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3247.371178] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3247.371185] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3247.371187] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3247.371189] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3247.371190] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3247.371191] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3247.371192] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3247.371192] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3247.371195] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3247.371196] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3247.371197] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3247.371198] PKRU: 55555554 [ 3247.371199] Call Trace: [ 3247.371201] [ 3247.371203] __mptcp_try_fallback+0x49/0x90 [ 3247.371208] mptcp_sendmsg_frag+0x6c4/0x820 [ 3247.371210] __mptcp_retrans+0x1c2/0x3f0 [ 3247.371213] mptcp_release_cb+0x1f9/0x390 [ 3247.371216] release_sock+0x44/0x90 [ 3247.371219] mptcp_sendmsg+0x46e/0x6b0 [ 3247.371221] sock_write_iter+0xb5/0x140 [ 3247.371225] vfs_write+0x3cb/0x470 [ 3247.371230] ksys_write+0xb4/0xe0 [ 3247.371232] do_syscall_64+0xa4/0xfd0 [ 3247.371235] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3247.371238] RIP: 0033:0x7ff9a3389257 [ 3247.371240] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3247.371242] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3247.371243] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3247.371245] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3247.371245] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3247.371246] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3247.371247] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3247.371249] [ 3249.262859] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2576035 jiffies s: 90761 root: 0x1/. [ 3249.263023] rcu: blocking rcu_node structures (internal RCU debug): [ 3249.263084] Sending NMI from CPU 3 to CPUs 0: [ 3249.263144] NMI backtrace for cpu 0 [ 3249.263148] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3249.263151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3249.263151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3249.263158] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3249.263159] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3249.263161] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3249.263162] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3249.263163] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3249.263163] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3249.263164] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3249.263167] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3249.263168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3249.263169] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3249.263170] PKRU: 55555554 [ 3249.263171] Call Trace: [ 3249.263172] [ 3249.263174] __mptcp_try_fallback+0x49/0x90 [ 3249.263177] mptcp_sendmsg_frag+0x6c4/0x820 [ 3249.263180] __mptcp_retrans+0x1c2/0x3f0 [ 3249.263182] mptcp_release_cb+0x1f9/0x390 [ 3249.263185] release_sock+0x44/0x90 [ 3249.263188] mptcp_sendmsg+0x46e/0x6b0 [ 3249.263190] sock_write_iter+0xb5/0x140 [ 3249.263194] vfs_write+0x3cb/0x470 [ 3249.263198] ksys_write+0xb4/0xe0 [ 3249.263200] do_syscall_64+0xa4/0xfd0 [ 3249.263203] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3249.263205] RIP: 0033:0x7ff9a3389257 [ 3249.263207] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3249.263208] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3249.263209] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3249.263210] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3249.263211] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3249.263211] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3249.263212] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3249.263214] [ 3310.373835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3310.373996] rcu: 0-....: (2667145 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=663619 [ 3310.374081] rcu: (t=2667126 jiffies g=207793 q=228 ncpus=4) [ 3310.374138] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3310.374140] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3310.374141] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3310.374148] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3310.374150] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3310.374152] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3310.374153] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3310.374154] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3310.374155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3310.374155] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3310.374158] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3310.374159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3310.374160] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3310.374161] PKRU: 55555554 [ 3310.374161] Call Trace: [ 3310.374163] [ 3310.374166] __mptcp_try_fallback+0x49/0x90 [ 3310.374170] mptcp_sendmsg_frag+0x6c4/0x820 [ 3310.374173] __mptcp_retrans+0x1c2/0x3f0 [ 3310.374175] mptcp_release_cb+0x1f9/0x390 [ 3310.374178] release_sock+0x44/0x90 [ 3310.374181] mptcp_sendmsg+0x46e/0x6b0 [ 3310.374184] sock_write_iter+0xb5/0x140 [ 3310.374187] vfs_write+0x3cb/0x470 [ 3310.374193] ksys_write+0xb4/0xe0 [ 3310.374195] do_syscall_64+0xa4/0xfd0 [ 3310.374199] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3310.374201] RIP: 0033:0x7ff9a3389257 [ 3310.374204] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3310.374205] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3310.374207] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3310.374208] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3310.374209] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3310.374209] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3310.374210] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3310.374212] [ 3314.798852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2641571 jiffies s: 90761 root: 0x1/. [ 3314.799045] rcu: blocking rcu_node structures (internal RCU debug): [ 3314.799099] Sending NMI from CPU 3 to CPUs 0: [ 3314.799156] NMI backtrace for cpu 0 [ 3314.799160] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3314.799163] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3314.799164] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3314.799170] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3314.799171] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3314.799173] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3314.799174] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3314.799175] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3314.799176] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3314.799176] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3314.799179] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3314.799180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3314.799181] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3314.799182] PKRU: 55555554 [ 3314.799182] Call Trace: [ 3314.799184] [ 3314.799186] __mptcp_try_fallback+0x49/0x90 [ 3314.799190] mptcp_sendmsg_frag+0x6c4/0x820 [ 3314.799192] __mptcp_retrans+0x1c2/0x3f0 [ 3314.799195] mptcp_release_cb+0x1f9/0x390 [ 3314.799198] release_sock+0x44/0x90 [ 3314.799201] mptcp_sendmsg+0x46e/0x6b0 [ 3314.799203] sock_write_iter+0xb5/0x140 [ 3314.799206] vfs_write+0x3cb/0x470 [ 3314.799212] ksys_write+0xb4/0xe0 [ 3314.799214] do_syscall_64+0xa4/0xfd0 [ 3314.799217] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3314.799221] RIP: 0033:0x7ff9a3389257 [ 3314.799223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3314.799224] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3314.799225] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3314.799226] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3314.799227] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3314.799228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3314.799228] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3314.799230] [ 3373.376835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3373.376997] rcu: 0-....: (2730147 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=678913 [ 3373.377075] rcu: (t=2730129 jiffies g=207793 q=228 ncpus=4) [ 3373.377131] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3373.377133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3373.377135] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3373.377142] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3373.377143] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3373.377145] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3373.377146] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3373.377147] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3373.377148] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3373.377148] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3373.377152] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3373.377153] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3373.377154] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3373.377155] PKRU: 55555554 [ 3373.377155] Call Trace: [ 3373.377157] [ 3373.377159] __mptcp_try_fallback+0x49/0x90 [ 3373.377164] mptcp_sendmsg_frag+0x6c4/0x820 [ 3373.377166] __mptcp_retrans+0x1c2/0x3f0 [ 3373.377169] mptcp_release_cb+0x1f9/0x390 [ 3373.377171] release_sock+0x44/0x90 [ 3373.377175] mptcp_sendmsg+0x46e/0x6b0 [ 3373.377177] sock_write_iter+0xb5/0x140 [ 3373.377180] vfs_write+0x3cb/0x470 [ 3373.377186] ksys_write+0xb4/0xe0 [ 3373.377188] do_syscall_64+0xa4/0xfd0 [ 3373.377191] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3373.377194] RIP: 0033:0x7ff9a3389257 [ 3373.377197] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3373.377198] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3373.377199] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3373.377200] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3373.377201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3373.377202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3373.377202] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3373.377204] [ 3380.334850] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2707107 jiffies s: 90761 root: 0x1/. [ 3380.334996] rcu: blocking rcu_node structures (internal RCU debug): [ 3380.335050] Sending NMI from CPU 3 to CPUs 0: [ 3380.335108] NMI backtrace for cpu 0 [ 3380.335112] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3380.335115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3380.335116] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3380.335123] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3380.335124] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3380.335126] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3380.335127] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3380.335128] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3380.335129] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3380.335129] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3380.335132] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3380.335133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3380.335134] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3380.335135] PKRU: 55555554 [ 3380.335135] Call Trace: [ 3380.335137] [ 3380.335139] __mptcp_try_fallback+0x49/0x90 [ 3380.335143] mptcp_sendmsg_frag+0x6c4/0x820 [ 3380.335145] __mptcp_retrans+0x1c2/0x3f0 [ 3380.335147] mptcp_release_cb+0x1f9/0x390 [ 3380.335150] release_sock+0x44/0x90 [ 3380.335153] mptcp_sendmsg+0x46e/0x6b0 [ 3380.335155] sock_write_iter+0xb5/0x140 [ 3380.335159] vfs_write+0x3cb/0x470 [ 3380.335164] ksys_write+0xb4/0xe0 [ 3380.335166] do_syscall_64+0xa4/0xfd0 [ 3380.335169] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3380.335171] RIP: 0033:0x7ff9a3389257 [ 3380.335174] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3380.335175] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3380.335176] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3380.335177] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3380.335178] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3380.335179] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3380.335180] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3380.335181] [ 3436.379835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3436.379967] rcu: 0-....: (2793150 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=694472 [ 3436.380086] rcu: (t=2793132 jiffies g=207793 q=228 ncpus=4) [ 3436.380156] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3436.380159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3436.380160] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 3436.380167] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 3436.380168] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3436.380170] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3436.380171] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3436.380172] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3436.380172] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3436.380173] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3436.380176] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3436.380177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3436.380178] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3436.380179] PKRU: 55555554 [ 3436.380180] Call Trace: [ 3436.380182] [ 3436.380184] __mptcp_try_fallback+0x49/0x90 [ 3436.380188] mptcp_sendmsg_frag+0x6c4/0x820 [ 3436.380191] __mptcp_retrans+0x1c2/0x3f0 [ 3436.380193] mptcp_release_cb+0x1f9/0x390 [ 3436.380195] release_sock+0x44/0x90 [ 3436.380199] mptcp_sendmsg+0x46e/0x6b0 [ 3436.380201] sock_write_iter+0xb5/0x140 [ 3436.380204] vfs_write+0x3cb/0x470 [ 3436.380210] ksys_write+0xb4/0xe0 [ 3436.380212] do_syscall_64+0xa4/0xfd0 [ 3436.380215] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3436.380217] RIP: 0033:0x7ff9a3389257 [ 3436.380220] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3436.380221] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3436.380223] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3436.380224] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3436.380224] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3436.380225] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3436.380226] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3436.380227] [ 3445.870845] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2772643 jiffies s: 90761 root: 0x1/. [ 3445.870965] rcu: blocking rcu_node structures (internal RCU debug): [ 3445.871016] Sending NMI from CPU 3 to CPUs 0: [ 3445.871070] NMI backtrace for cpu 0 [ 3445.871073] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3445.871075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3445.871076] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3445.871080] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3445.871081] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3445.871083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3445.871084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3445.871085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3445.871085] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3445.871086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3445.871089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3445.871090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3445.871091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3445.871092] PKRU: 55555554 [ 3445.871092] Call Trace: [ 3445.871094] [ 3445.871096] __mptcp_try_fallback+0x49/0x90 [ 3445.871098] mptcp_sendmsg_frag+0x6c4/0x820 [ 3445.871100] __mptcp_retrans+0x1c2/0x3f0 [ 3445.871103] mptcp_release_cb+0x1f9/0x390 [ 3445.871105] release_sock+0x44/0x90 [ 3445.871107] mptcp_sendmsg+0x46e/0x6b0 [ 3445.871109] sock_write_iter+0xb5/0x140 [ 3445.871112] vfs_write+0x3cb/0x470 [ 3445.871116] ksys_write+0xb4/0xe0 [ 3445.871118] do_syscall_64+0xa4/0xfd0 [ 3445.871120] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3445.871122] RIP: 0033:0x7ff9a3389257 [ 3445.871123] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3445.871124] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3445.871126] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3445.871126] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3445.871127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3445.871128] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3445.871129] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3445.871130] [ 3499.382837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3499.382984] rcu: 0-....: (2856152 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=710019 [ 3499.383118] rcu: (t=2856135 jiffies g=207793 q=228 ncpus=4) [ 3499.383208] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3499.383211] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3499.383212] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 3499.383223] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 3499.383225] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3499.383226] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3499.383228] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3499.383229] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3499.383230] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3499.383230] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3499.383233] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3499.383234] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3499.383236] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3499.383237] PKRU: 55555554 [ 3499.383238] Call Trace: [ 3499.383241] [ 3499.383244] __mptcp_try_fallback+0x49/0x90 [ 3499.383250] mptcp_sendmsg_frag+0x6c4/0x820 [ 3499.383253] __mptcp_retrans+0x1c2/0x3f0 [ 3499.383255] mptcp_release_cb+0x1f9/0x390 [ 3499.383258] release_sock+0x44/0x90 [ 3499.383263] mptcp_sendmsg+0x46e/0x6b0 [ 3499.383266] sock_write_iter+0xb5/0x140 [ 3499.383270] vfs_write+0x3cb/0x470 [ 3499.383278] ksys_write+0xb4/0xe0 [ 3499.383280] do_syscall_64+0xa4/0xfd0 [ 3499.383284] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3499.383288] RIP: 0033:0x7ff9a3389257 [ 3499.383291] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3499.383293] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3499.383295] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3499.383295] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3499.383296] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3499.383297] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3499.383298] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3499.383300] [ 3511.406852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2838179 jiffies s: 90761 root: 0x1/. [ 3511.407012] rcu: blocking rcu_node structures (internal RCU debug): [ 3511.407084] Sending NMI from CPU 3 to CPUs 0: [ 3511.407148] NMI backtrace for cpu 0 [ 3511.407155] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3511.407158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3511.407160] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3511.407169] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3511.407171] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3511.407174] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3511.407175] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3511.407176] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3511.407177] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3511.407178] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3511.407181] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3511.407182] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3511.407183] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3511.407184] PKRU: 55555554 [ 3511.407185] Call Trace: [ 3511.407187] [ 3511.407190] __mptcp_try_fallback+0x49/0x90 [ 3511.407195] mptcp_sendmsg_frag+0x6c4/0x820 [ 3511.407197] __mptcp_retrans+0x1c2/0x3f0 [ 3511.407200] mptcp_release_cb+0x1f9/0x390 [ 3511.407203] release_sock+0x44/0x90 [ 3511.407208] mptcp_sendmsg+0x46e/0x6b0 [ 3511.407211] sock_write_iter+0xb5/0x140 [ 3511.407215] vfs_write+0x3cb/0x470 [ 3511.407222] ksys_write+0xb4/0xe0 [ 3511.407224] do_syscall_64+0xa4/0xfd0 [ 3511.407228] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3511.407231] RIP: 0033:0x7ff9a3389257 [ 3511.407233] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3511.407235] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3511.407237] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3511.407238] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3511.407238] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3511.407239] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3511.407240] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3511.407242] [ 3562.385836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3562.385945] rcu: 0-....: (2919152 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=725475 [ 3562.386047] rcu: (t=2919138 jiffies g=207793 q=228 ncpus=4) [ 3562.386107] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3562.386110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3562.386112] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3562.386121] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3562.386123] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3562.386125] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3562.386126] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3562.386127] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3562.386128] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3562.386129] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3562.386132] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3562.386133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3562.386135] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3562.386136] PKRU: 55555554 [ 3562.386136] Call Trace: [ 3562.386139] [ 3562.386142] __mptcp_try_fallback+0x49/0x90 [ 3562.386148] mptcp_sendmsg_frag+0x6c4/0x820 [ 3562.386150] __mptcp_retrans+0x1c2/0x3f0 [ 3562.386153] mptcp_release_cb+0x1f9/0x390 [ 3562.386156] release_sock+0x44/0x90 [ 3562.386160] mptcp_sendmsg+0x46e/0x6b0 [ 3562.386163] sock_write_iter+0xb5/0x140 [ 3562.386167] vfs_write+0x3cb/0x470 [ 3562.386174] ksys_write+0xb4/0xe0 [ 3562.386176] do_syscall_64+0xa4/0xfd0 [ 3562.386180] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3562.386184] RIP: 0033:0x7ff9a3389257 [ 3562.386188] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3562.386189] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3562.386191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3562.386192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3562.386193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3562.386193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3562.386194] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3562.386196] [ 3576.942856] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2903715 jiffies s: 90761 root: 0x1/. [ 3576.943039] rcu: blocking rcu_node structures (internal RCU debug): [ 3576.943106] Sending NMI from CPU 3 to CPUs 0: [ 3576.943177] NMI backtrace for cpu 0 [ 3576.943185] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3576.943189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3576.943190] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3576.943200] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3576.943201] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3576.943204] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3576.943205] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3576.943206] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3576.943207] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3576.943208] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3576.943211] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3576.943212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3576.943213] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3576.943214] PKRU: 55555554 [ 3576.943215] Call Trace: [ 3576.943218] [ 3576.943221] __mptcp_try_fallback+0x49/0x90 [ 3576.943226] mptcp_sendmsg_frag+0x6c4/0x820 [ 3576.943228] __mptcp_retrans+0x1c2/0x3f0 [ 3576.943231] mptcp_release_cb+0x1f9/0x390 [ 3576.943234] release_sock+0x44/0x90 [ 3576.943238] mptcp_sendmsg+0x46e/0x6b0 [ 3576.943241] sock_write_iter+0xb5/0x140 [ 3576.943245] vfs_write+0x3cb/0x470 [ 3576.943252] ksys_write+0xb4/0xe0 [ 3576.943254] do_syscall_64+0xa4/0xfd0 [ 3576.943258] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3576.943261] RIP: 0033:0x7ff9a3389257 [ 3576.943265] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3576.943267] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3576.943268] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3576.943269] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3576.943270] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3576.943271] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3576.943272] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3576.943273] [ 3625.388836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3625.388980] rcu: 0-....: (2982153 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=741100 [ 3625.389102] rcu: (t=2982141 jiffies g=207793 q=228 ncpus=4) [ 3625.389178] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3625.389181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3625.389182] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3625.389192] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3625.389194] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3625.389196] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3625.389197] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3625.389198] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3625.389199] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3625.389200] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3625.389203] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3625.389204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3625.389205] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3625.389206] PKRU: 55555554 [ 3625.389207] Call Trace: [ 3625.389209] [ 3625.389213] __mptcp_try_fallback+0x49/0x90 [ 3625.389218] mptcp_sendmsg_frag+0x6c4/0x820 [ 3625.389221] __mptcp_retrans+0x1c2/0x3f0 [ 3625.389223] mptcp_release_cb+0x1f9/0x390 [ 3625.389227] release_sock+0x44/0x90 [ 3625.389231] mptcp_sendmsg+0x46e/0x6b0 [ 3625.389234] sock_write_iter+0xb5/0x140 [ 3625.389238] vfs_write+0x3cb/0x470 [ 3625.389245] ksys_write+0xb4/0xe0 [ 3625.389248] do_syscall_64+0xa4/0xfd0 [ 3625.389251] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3625.389255] RIP: 0033:0x7ff9a3389257 [ 3625.389259] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3625.389261] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3625.389262] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3625.389264] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3625.389265] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3625.389265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3625.389266] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3625.389268] [ 3642.478849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 2969251 jiffies s: 90761 root: 0x1/. [ 3642.478968] rcu: blocking rcu_node structures (internal RCU debug): [ 3642.479018] Sending NMI from CPU 3 to CPUs 0: [ 3642.479071] NMI backtrace for cpu 0 [ 3642.479079] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3642.479082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3642.479084] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3642.479094] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3642.479095] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3642.479098] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3642.479099] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3642.479100] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3642.479101] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3642.479102] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3642.479105] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3642.479106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3642.479107] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3642.479108] PKRU: 55555554 [ 3642.479109] Call Trace: [ 3642.479112] [ 3642.479115] __mptcp_try_fallback+0x49/0x90 [ 3642.479120] mptcp_sendmsg_frag+0x6c4/0x820 [ 3642.479123] __mptcp_retrans+0x1c2/0x3f0 [ 3642.479125] mptcp_release_cb+0x1f9/0x390 [ 3642.479128] release_sock+0x44/0x90 [ 3642.479133] mptcp_sendmsg+0x46e/0x6b0 [ 3642.479136] sock_write_iter+0xb5/0x140 [ 3642.479140] vfs_write+0x3cb/0x470 [ 3642.479148] ksys_write+0xb4/0xe0 [ 3642.479151] do_syscall_64+0xa4/0xfd0 [ 3642.479154] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3642.479158] RIP: 0033:0x7ff9a3389257 [ 3642.479162] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3642.479164] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3642.479165] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3642.479166] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3642.479168] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3642.479168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3642.479169] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3642.479171] [ 3688.391836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3688.391953] rcu: 0-....: (3045155 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=756775 [ 3688.392048] rcu: (t=3045144 jiffies g=207793 q=228 ncpus=4) [ 3688.392105] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3688.392108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3688.392110] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3688.392120] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3688.392122] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3688.392124] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3688.392125] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3688.392126] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3688.392127] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3688.392128] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3688.392130] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3688.392131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3688.392132] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3688.392133] PKRU: 55555554 [ 3688.392134] Call Trace: [ 3688.392138] [ 3688.392141] __mptcp_try_fallback+0x49/0x90 [ 3688.392146] mptcp_sendmsg_frag+0x6c4/0x820 [ 3688.392149] __mptcp_retrans+0x1c2/0x3f0 [ 3688.392151] mptcp_release_cb+0x1f9/0x390 [ 3688.392154] release_sock+0x44/0x90 [ 3688.392159] mptcp_sendmsg+0x46e/0x6b0 [ 3688.392162] sock_write_iter+0xb5/0x140 [ 3688.392166] vfs_write+0x3cb/0x470 [ 3688.392173] ksys_write+0xb4/0xe0 [ 3688.392175] do_syscall_64+0xa4/0xfd0 [ 3688.392179] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3688.392183] RIP: 0033:0x7ff9a3389257 [ 3688.392186] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3688.392188] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3688.392190] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3688.392191] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3688.392191] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3688.392192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3688.392193] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3688.392195] [ 3708.014848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3034787 jiffies s: 90761 root: 0x1/. [ 3708.014972] rcu: blocking rcu_node structures (internal RCU debug): [ 3708.015015] Sending NMI from CPU 3 to CPUs 0: [ 3708.015066] NMI backtrace for cpu 0 [ 3708.015074] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3708.015077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3708.015080] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3708.015089] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3708.015091] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3708.015093] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3708.015094] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3708.015095] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3708.015096] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3708.015097] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3708.015100] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3708.015101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3708.015102] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3708.015103] PKRU: 55555554 [ 3708.015104] Call Trace: [ 3708.015107] [ 3708.015110] __mptcp_try_fallback+0x49/0x90 [ 3708.015115] mptcp_sendmsg_frag+0x6c4/0x820 [ 3708.015118] __mptcp_retrans+0x1c2/0x3f0 [ 3708.015120] mptcp_release_cb+0x1f9/0x390 [ 3708.015124] release_sock+0x44/0x90 [ 3708.015128] mptcp_sendmsg+0x46e/0x6b0 [ 3708.015131] sock_write_iter+0xb5/0x140 [ 3708.015136] vfs_write+0x3cb/0x470 [ 3708.015143] ksys_write+0xb4/0xe0 [ 3708.015146] do_syscall_64+0xa4/0xfd0 [ 3708.015150] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3708.015153] RIP: 0033:0x7ff9a3389257 [ 3708.015157] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3708.015158] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3708.015160] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3708.015161] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3708.015162] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3708.015163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3708.015163] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3708.015165] [ 3751.394836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3751.394930] rcu: 0-....: (3108157 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=772442 [ 3751.395013] rcu: (t=3108147 jiffies g=207793 q=228 ncpus=4) [ 3751.395068] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3751.395071] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3751.395073] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3751.395079] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3751.395081] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3751.395083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3751.395084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3751.395085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3751.395086] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3751.395086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3751.395089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3751.395090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3751.395091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3751.395091] PKRU: 55555554 [ 3751.395092] Call Trace: [ 3751.395094] [ 3751.395097] __mptcp_try_fallback+0x49/0x90 [ 3751.395101] mptcp_sendmsg_frag+0x6c4/0x820 [ 3751.395103] __mptcp_retrans+0x1c2/0x3f0 [ 3751.395106] mptcp_release_cb+0x1f9/0x390 [ 3751.395109] release_sock+0x44/0x90 [ 3751.395113] mptcp_sendmsg+0x46e/0x6b0 [ 3751.395115] sock_write_iter+0xb5/0x140 [ 3751.395119] vfs_write+0x3cb/0x470 [ 3751.395125] ksys_write+0xb4/0xe0 [ 3751.395127] do_syscall_64+0xa4/0xfd0 [ 3751.395130] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3751.395133] RIP: 0033:0x7ff9a3389257 [ 3751.395135] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3751.395137] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3751.395138] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3751.395139] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3751.395140] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3751.395141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3751.395142] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3751.395143] [ 3773.550846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3100323 jiffies s: 90761 root: 0x1/. [ 3773.550966] rcu: blocking rcu_node structures (internal RCU debug): [ 3773.551010] Sending NMI from CPU 3 to CPUs 0: [ 3773.551060] NMI backtrace for cpu 0 [ 3773.551064] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3773.551066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3773.551067] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3773.551072] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3773.551074] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3773.551075] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3773.551076] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3773.551077] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3773.551078] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3773.551079] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3773.551081] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3773.551082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3773.551083] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3773.551083] PKRU: 55555554 [ 3773.551084] Call Trace: [ 3773.551086] [ 3773.551088] __mptcp_try_fallback+0x49/0x90 [ 3773.551092] mptcp_sendmsg_frag+0x6c4/0x820 [ 3773.551094] __mptcp_retrans+0x1c2/0x3f0 [ 3773.551097] mptcp_release_cb+0x1f9/0x390 [ 3773.551099] release_sock+0x44/0x90 [ 3773.551102] mptcp_sendmsg+0x46e/0x6b0 [ 3773.551104] sock_write_iter+0xb5/0x140 [ 3773.551109] vfs_write+0x3cb/0x470 [ 3773.551113] ksys_write+0xb4/0xe0 [ 3773.551115] do_syscall_64+0xa4/0xfd0 [ 3773.551118] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3773.551120] RIP: 0033:0x7ff9a3389257 [ 3773.551122] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3773.551124] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3773.551125] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3773.551126] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3773.551127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3773.551127] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3773.551128] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3773.551130] [ 3814.397836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3814.397925] rcu: 0-....: (3171159 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=787806 [ 3814.398009] rcu: (t=3171150 jiffies g=207793 q=228 ncpus=4) [ 3814.398067] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3814.398069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3814.398071] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3814.398077] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3814.398079] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3814.398081] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3814.398082] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3814.398083] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3814.398084] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3814.398084] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3814.398087] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3814.398088] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3814.398089] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3814.398090] PKRU: 55555554 [ 3814.398090] Call Trace: [ 3814.398092] [ 3814.398094] __mptcp_try_fallback+0x49/0x90 [ 3814.398098] mptcp_sendmsg_frag+0x6c4/0x820 [ 3814.398100] __mptcp_retrans+0x1c2/0x3f0 [ 3814.398103] mptcp_release_cb+0x1f9/0x390 [ 3814.398106] release_sock+0x44/0x90 [ 3814.398108] mptcp_sendmsg+0x46e/0x6b0 [ 3814.398111] sock_write_iter+0xb5/0x140 [ 3814.398114] vfs_write+0x3cb/0x470 [ 3814.398118] ksys_write+0xb4/0xe0 [ 3814.398120] do_syscall_64+0xa4/0xfd0 [ 3814.398123] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3814.398125] RIP: 0033:0x7ff9a3389257 [ 3814.398126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3814.398127] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3814.398129] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3814.398129] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3814.398130] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3814.398131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3814.398131] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3814.398133] [ 3839.086844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3165859 jiffies s: 90761 root: 0x1/. [ 3839.087013] rcu: blocking rcu_node structures (internal RCU debug): [ 3839.087081] Sending NMI from CPU 3 to CPUs 0: [ 3839.087143] NMI backtrace for cpu 0 [ 3839.087146] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3839.087148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3839.087149] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3839.087153] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3839.087154] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3839.087156] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3839.087157] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3839.087158] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3839.087158] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3839.087159] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3839.087161] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3839.087162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3839.087163] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3839.087163] PKRU: 55555554 [ 3839.087164] Call Trace: [ 3839.087166] [ 3839.087167] __mptcp_try_fallback+0x49/0x90 [ 3839.087170] mptcp_sendmsg_frag+0x6c4/0x820 [ 3839.087172] __mptcp_retrans+0x1c2/0x3f0 [ 3839.087175] mptcp_release_cb+0x1f9/0x390 [ 3839.087177] release_sock+0x44/0x90 [ 3839.087180] mptcp_sendmsg+0x46e/0x6b0 [ 3839.087182] sock_write_iter+0xb5/0x140 [ 3839.087185] vfs_write+0x3cb/0x470 [ 3839.087190] ksys_write+0xb4/0xe0 [ 3839.087192] do_syscall_64+0xa4/0xfd0 [ 3839.087194] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3839.087196] RIP: 0033:0x7ff9a3389257 [ 3839.087197] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3839.087199] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3839.087200] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3839.087200] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3839.087201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3839.087202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3839.087202] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3839.087204] [ 3877.400834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3877.401004] rcu: 0-....: (3234160 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=803468 [ 3877.401090] rcu: (t=3234153 jiffies g=207793 q=228 ncpus=4) [ 3877.401146] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3877.401149] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3877.401150] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3877.401155] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3877.401156] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3877.401157] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3877.401158] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3877.401159] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3877.401160] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3877.401160] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3877.401163] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3877.401164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3877.401165] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3877.401166] PKRU: 55555554 [ 3877.401167] Call Trace: [ 3877.401168] [ 3877.401170] __mptcp_try_fallback+0x49/0x90 [ 3877.401174] mptcp_sendmsg_frag+0x6c4/0x820 [ 3877.401176] __mptcp_retrans+0x1c2/0x3f0 [ 3877.401178] mptcp_release_cb+0x1f9/0x390 [ 3877.401181] release_sock+0x44/0x90 [ 3877.401184] mptcp_sendmsg+0x46e/0x6b0 [ 3877.401186] sock_write_iter+0xb5/0x140 [ 3877.401190] vfs_write+0x3cb/0x470 [ 3877.401194] ksys_write+0xb4/0xe0 [ 3877.401196] do_syscall_64+0xa4/0xfd0 [ 3877.401200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3877.401202] RIP: 0033:0x7ff9a3389257 [ 3877.401204] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3877.401205] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3877.401206] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3877.401207] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3877.401208] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3877.401209] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3877.401209] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3877.401211] [ 3904.623853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3231396 jiffies s: 90761 root: 0x1/. [ 3904.623985] rcu: blocking rcu_node structures (internal RCU debug): [ 3904.624046] Sending NMI from CPU 3 to CPUs 0: [ 3904.624105] NMI backtrace for cpu 0 [ 3904.624109] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3904.624111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3904.624112] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3904.624116] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3904.624118] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3904.624119] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3904.624120] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3904.624121] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3904.624122] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3904.624123] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3904.624125] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3904.624126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3904.624127] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3904.624128] PKRU: 55555554 [ 3904.624129] Call Trace: [ 3904.624130] [ 3904.624132] __mptcp_try_fallback+0x49/0x90 [ 3904.624135] mptcp_sendmsg_frag+0x6c4/0x820 [ 3904.624137] __mptcp_retrans+0x1c2/0x3f0 [ 3904.624139] mptcp_release_cb+0x1f9/0x390 [ 3904.624142] release_sock+0x44/0x90 [ 3904.624145] mptcp_sendmsg+0x46e/0x6b0 [ 3904.624147] sock_write_iter+0xb5/0x140 [ 3904.624150] vfs_write+0x3cb/0x470 [ 3904.624155] ksys_write+0xb4/0xe0 [ 3904.624157] do_syscall_64+0xa4/0xfd0 [ 3904.624160] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3904.624162] RIP: 0033:0x7ff9a3389257 [ 3904.624163] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3904.624164] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3904.624165] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3904.624166] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3904.624166] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3904.624167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3904.624167] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3904.624169] [ 3940.403835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 3940.403926] rcu: 0-....: (3297162 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=819098 [ 3940.404014] rcu: (t=3297156 jiffies g=207793 q=228 ncpus=4) [ 3940.404071] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3940.404073] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3940.404074] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3940.404080] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3940.404081] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3940.404083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3940.404084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3940.404085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3940.404086] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3940.404087] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3940.404089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3940.404090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3940.404091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3940.404091] PKRU: 55555554 [ 3940.404092] Call Trace: [ 3940.404094] [ 3940.404096] __mptcp_try_fallback+0x49/0x90 [ 3940.404100] mptcp_sendmsg_frag+0x6c4/0x820 [ 3940.404102] __mptcp_retrans+0x1c2/0x3f0 [ 3940.404104] mptcp_release_cb+0x1f9/0x390 [ 3940.404107] release_sock+0x44/0x90 [ 3940.404110] mptcp_sendmsg+0x46e/0x6b0 [ 3940.404113] sock_write_iter+0xb5/0x140 [ 3940.404116] vfs_write+0x3cb/0x470 [ 3940.404120] ksys_write+0xb4/0xe0 [ 3940.404122] do_syscall_64+0xa4/0xfd0 [ 3940.404125] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3940.404127] RIP: 0033:0x7ff9a3389257 [ 3940.404129] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3940.404130] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3940.404131] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3940.404132] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3940.404133] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3940.404134] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3940.404135] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3940.404136] [ 3970.158843] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3296931 jiffies s: 90761 root: 0x1/. [ 3970.158958] rcu: blocking rcu_node structures (internal RCU debug): [ 3970.159004] Sending NMI from CPU 3 to CPUs 0: [ 3970.159055] NMI backtrace for cpu 0 [ 3970.159060] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 3970.159062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 3970.159063] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 3970.159069] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 3970.159071] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 3970.159072] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 3970.159073] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 3970.159074] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 3970.159075] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 3970.159076] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 3970.159079] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 3970.159080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 3970.159081] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 3970.159082] PKRU: 55555554 [ 3970.159082] Call Trace: [ 3970.159084] [ 3970.159086] __mptcp_try_fallback+0x49/0x90 [ 3970.159091] mptcp_sendmsg_frag+0x6c4/0x820 [ 3970.159093] __mptcp_retrans+0x1c2/0x3f0 [ 3970.159095] mptcp_release_cb+0x1f9/0x390 [ 3970.159098] release_sock+0x44/0x90 [ 3970.159101] mptcp_sendmsg+0x46e/0x6b0 [ 3970.159103] sock_write_iter+0xb5/0x140 [ 3970.159107] vfs_write+0x3cb/0x470 [ 3970.159112] ksys_write+0xb4/0xe0 [ 3970.159114] do_syscall_64+0xa4/0xfd0 [ 3970.159118] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 3970.159120] RIP: 0033:0x7ff9a3389257 [ 3970.159122] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 3970.159123] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 3970.159124] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 3970.159125] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 3970.159126] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 3970.159127] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 3970.159127] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 3970.159129] [ 4003.406835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4003.406957] rcu: 0-....: (3360164 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=834797 [ 4003.407082] rcu: (t=3360159 jiffies g=207793 q=228 ncpus=4) [ 4003.407140] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4003.407142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4003.407144] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4003.407149] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4003.407150] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4003.407152] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4003.407154] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4003.407154] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4003.407155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4003.407156] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4003.407159] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4003.407160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4003.407161] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4003.407162] PKRU: 55555554 [ 4003.407162] Call Trace: [ 4003.407164] [ 4003.407166] __mptcp_try_fallback+0x49/0x90 [ 4003.407170] mptcp_sendmsg_frag+0x6c4/0x820 [ 4003.407172] __mptcp_retrans+0x1c2/0x3f0 [ 4003.407174] mptcp_release_cb+0x1f9/0x390 [ 4003.407177] release_sock+0x44/0x90 [ 4003.407181] mptcp_sendmsg+0x46e/0x6b0 [ 4003.407183] sock_write_iter+0xb5/0x140 [ 4003.407186] vfs_write+0x3cb/0x470 [ 4003.407191] ksys_write+0xb4/0xe0 [ 4003.407193] do_syscall_64+0xa4/0xfd0 [ 4003.407196] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4003.407199] RIP: 0033:0x7ff9a3389257 [ 4003.407200] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4003.407201] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4003.407202] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4003.407203] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4003.407204] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4003.407205] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4003.407206] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4003.407208] [ 4035.694848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3362467 jiffies s: 90761 root: 0x1/. [ 4035.694980] rcu: blocking rcu_node structures (internal RCU debug): [ 4035.695035] Sending NMI from CPU 3 to CPUs 0: [ 4035.695089] NMI backtrace for cpu 0 [ 4035.695093] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4035.695096] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4035.695097] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4035.695102] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4035.695104] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4035.695105] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4035.695106] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4035.695107] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4035.695108] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4035.695109] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4035.695111] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4035.695112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4035.695113] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4035.695114] PKRU: 55555554 [ 4035.695114] Call Trace: [ 4035.695116] [ 4035.695117] __mptcp_try_fallback+0x49/0x90 [ 4035.695121] mptcp_sendmsg_frag+0x6c4/0x820 [ 4035.695123] __mptcp_retrans+0x1c2/0x3f0 [ 4035.695126] mptcp_release_cb+0x1f9/0x390 [ 4035.695128] release_sock+0x44/0x90 [ 4035.695131] mptcp_sendmsg+0x46e/0x6b0 [ 4035.695133] sock_write_iter+0xb5/0x140 [ 4035.695137] vfs_write+0x3cb/0x470 [ 4035.695141] ksys_write+0xb4/0xe0 [ 4035.695143] do_syscall_64+0xa4/0xfd0 [ 4035.695146] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4035.695149] RIP: 0033:0x7ff9a3389257 [ 4035.695151] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4035.695152] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4035.695153] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4035.695154] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4035.695154] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4035.695155] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4035.695156] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4035.695157] [ 4066.409835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4066.409965] rcu: 0-....: (3423166 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=850547 [ 4066.410087] rcu: (t=3423162 jiffies g=207793 q=228 ncpus=4) [ 4066.410162] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4066.410164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4066.410165] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4066.410169] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4066.410171] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4066.410173] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4066.410173] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4066.410174] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4066.410175] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4066.410175] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4066.410177] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4066.410178] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4066.410179] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4066.410180] PKRU: 55555554 [ 4066.410180] Call Trace: [ 4066.410182] [ 4066.410183] __mptcp_try_fallback+0x49/0x90 [ 4066.410186] mptcp_sendmsg_frag+0x6c4/0x820 [ 4066.410188] __mptcp_retrans+0x1c2/0x3f0 [ 4066.410190] mptcp_release_cb+0x1f9/0x390 [ 4066.410193] release_sock+0x44/0x90 [ 4066.410195] mptcp_sendmsg+0x46e/0x6b0 [ 4066.410197] sock_write_iter+0xb5/0x140 [ 4066.410199] vfs_write+0x3cb/0x470 [ 4066.410203] ksys_write+0xb4/0xe0 [ 4066.410205] do_syscall_64+0xa4/0xfd0 [ 4066.410207] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4066.410209] RIP: 0033:0x7ff9a3389257 [ 4066.410211] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4066.410212] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4066.410213] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4066.410214] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4066.410215] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4066.410216] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4066.410216] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4066.410218] [ 4101.230852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3428003 jiffies s: 90761 root: 0x1/. [ 4101.230982] rcu: blocking rcu_node structures (internal RCU debug): [ 4101.231037] Sending NMI from CPU 3 to CPUs 0: [ 4101.231088] NMI backtrace for cpu 0 [ 4101.231091] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4101.231094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4101.231095] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4101.231099] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4101.231101] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4101.231102] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4101.231103] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4101.231104] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4101.231105] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4101.231106] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4101.231108] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4101.231110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4101.231110] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4101.231111] PKRU: 55555554 [ 4101.231112] Call Trace: [ 4101.231113] [ 4101.231114] __mptcp_try_fallback+0x49/0x90 [ 4101.231118] mptcp_sendmsg_frag+0x6c4/0x820 [ 4101.231120] __mptcp_retrans+0x1c2/0x3f0 [ 4101.231122] mptcp_release_cb+0x1f9/0x390 [ 4101.231124] release_sock+0x44/0x90 [ 4101.231128] mptcp_sendmsg+0x46e/0x6b0 [ 4101.231130] sock_write_iter+0xb5/0x140 [ 4101.231132] vfs_write+0x3cb/0x470 [ 4101.231136] ksys_write+0xb4/0xe0 [ 4101.231139] do_syscall_64+0xa4/0xfd0 [ 4101.231142] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4101.231144] RIP: 0033:0x7ff9a3389257 [ 4101.231146] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4101.231147] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4101.231148] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4101.231149] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4101.231150] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4101.231151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4101.231151] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4101.231153] [ 4129.412835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4129.412968] rcu: 0-....: (3486168 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=866089 [ 4129.413092] rcu: (t=3486165 jiffies g=207793 q=228 ncpus=4) [ 4129.413166] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4129.413169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4129.413170] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 4129.413175] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 4129.413176] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4129.413178] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4129.413179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4129.413180] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4129.413181] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4129.413182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4129.413184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4129.413185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4129.413186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4129.413187] PKRU: 55555554 [ 4129.413188] Call Trace: [ 4129.413189] [ 4129.413190] __mptcp_try_fallback+0x49/0x90 [ 4129.413194] mptcp_sendmsg_frag+0x6c4/0x820 [ 4129.413196] __mptcp_retrans+0x1c2/0x3f0 [ 4129.413198] mptcp_release_cb+0x1f9/0x390 [ 4129.413201] release_sock+0x44/0x90 [ 4129.413203] mptcp_sendmsg+0x46e/0x6b0 [ 4129.413205] sock_write_iter+0xb5/0x140 [ 4129.413208] vfs_write+0x3cb/0x470 [ 4129.413211] ksys_write+0xb4/0xe0 [ 4129.413213] do_syscall_64+0xa4/0xfd0 [ 4129.413215] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4129.413217] RIP: 0033:0x7ff9a3389257 [ 4129.413218] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4129.413220] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4129.413221] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4129.413221] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4129.413222] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4129.413223] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4129.413224] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4129.413225] [ 4166.766852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3493539 jiffies s: 90761 root: 0x1/. [ 4166.767056] rcu: blocking rcu_node structures (internal RCU debug): [ 4166.767111] Sending NMI from CPU 3 to CPUs 0: [ 4166.767163] NMI backtrace for cpu 0 [ 4166.767167] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4166.767169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4166.767170] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4166.767175] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4166.767177] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4166.767179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4166.767180] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4166.767181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4166.767181] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4166.767182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4166.767185] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4166.767186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4166.767186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4166.767187] PKRU: 55555554 [ 4166.767188] Call Trace: [ 4166.767190] [ 4166.767191] __mptcp_try_fallback+0x49/0x90 [ 4166.767194] mptcp_sendmsg_frag+0x6c4/0x820 [ 4166.767196] __mptcp_retrans+0x1c2/0x3f0 [ 4166.767199] mptcp_release_cb+0x1f9/0x390 [ 4166.767201] release_sock+0x44/0x90 [ 4166.767204] mptcp_sendmsg+0x46e/0x6b0 [ 4166.767206] sock_write_iter+0xb5/0x140 [ 4166.767209] vfs_write+0x3cb/0x470 [ 4166.767212] ksys_write+0xb4/0xe0 [ 4166.767215] do_syscall_64+0xa4/0xfd0 [ 4166.767217] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4166.767220] RIP: 0033:0x7ff9a3389257 [ 4166.767221] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4166.767222] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4166.767223] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4166.767224] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4166.767225] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4166.767226] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4166.767226] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4166.767228] [ 4192.415835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4192.415931] rcu: 0-....: (3549170 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=880996 [ 4192.416015] rcu: (t=3549168 jiffies g=207793 q=228 ncpus=4) [ 4192.416073] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4192.416075] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4192.416076] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4192.416080] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4192.416082] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4192.416084] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4192.416085] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4192.416085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4192.416086] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4192.416086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4192.416089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4192.416090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4192.416091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4192.416091] PKRU: 55555554 [ 4192.416092] Call Trace: [ 4192.416093] [ 4192.416094] __mptcp_try_fallback+0x49/0x90 [ 4192.416097] mptcp_sendmsg_frag+0x6c4/0x820 [ 4192.416099] __mptcp_retrans+0x1c2/0x3f0 [ 4192.416101] mptcp_release_cb+0x1f9/0x390 [ 4192.416103] release_sock+0x44/0x90 [ 4192.416105] mptcp_sendmsg+0x46e/0x6b0 [ 4192.416107] sock_write_iter+0xb5/0x140 [ 4192.416110] vfs_write+0x3cb/0x470 [ 4192.416113] ksys_write+0xb4/0xe0 [ 4192.416115] do_syscall_64+0xa4/0xfd0 [ 4192.416118] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4192.416120] RIP: 0033:0x7ff9a3389257 [ 4192.416122] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4192.416123] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4192.416125] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4192.416125] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4192.416126] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4192.416127] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4192.416128] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4192.416129] [ 4232.303861] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3559076 jiffies s: 90761 root: 0x1/. [ 4232.304037] rcu: blocking rcu_node structures (internal RCU debug): [ 4232.304116] Sending NMI from CPU 3 to CPUs 0: [ 4232.304180] NMI backtrace for cpu 0 [ 4232.304183] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4232.304185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4232.304185] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4232.304190] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4232.304191] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4232.304193] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4232.304193] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4232.304194] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4232.304195] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4232.304195] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4232.304198] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4232.304199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4232.304200] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4232.304200] PKRU: 55555554 [ 4232.304201] Call Trace: [ 4232.304203] [ 4232.304204] __mptcp_try_fallback+0x49/0x90 [ 4232.304207] mptcp_sendmsg_frag+0x6c4/0x820 [ 4232.304209] __mptcp_retrans+0x1c2/0x3f0 [ 4232.304211] mptcp_release_cb+0x1f9/0x390 [ 4232.304214] release_sock+0x44/0x90 [ 4232.304216] mptcp_sendmsg+0x46e/0x6b0 [ 4232.304218] sock_write_iter+0xb5/0x140 [ 4232.304221] vfs_write+0x3cb/0x470 [ 4232.304225] ksys_write+0xb4/0xe0 [ 4232.304227] do_syscall_64+0xa4/0xfd0 [ 4232.304230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4232.304231] RIP: 0033:0x7ff9a3389257 [ 4232.304233] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4232.304235] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4232.304236] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4232.304237] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4232.304238] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4232.304238] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4232.304239] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4232.304241] [ 4255.418836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4255.418947] rcu: 0-....: (3612171 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=896298 [ 4255.419029] rcu: (t=3612171 jiffies g=207793 q=229 ncpus=4) [ 4255.419079] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4255.419080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4255.419081] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4255.419085] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4255.419087] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4255.419088] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4255.419089] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4255.419090] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4255.419091] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4255.419092] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4255.419094] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4255.419095] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4255.419096] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4255.419097] PKRU: 55555554 [ 4255.419097] Call Trace: [ 4255.419098] [ 4255.419099] __mptcp_try_fallback+0x49/0x90 [ 4255.419102] mptcp_sendmsg_frag+0x6c4/0x820 [ 4255.419105] __mptcp_retrans+0x1c2/0x3f0 [ 4255.419107] mptcp_release_cb+0x1f9/0x390 [ 4255.419109] release_sock+0x44/0x90 [ 4255.419111] mptcp_sendmsg+0x46e/0x6b0 [ 4255.419113] sock_write_iter+0xb5/0x140 [ 4255.419116] vfs_write+0x3cb/0x470 [ 4255.419119] ksys_write+0xb4/0xe0 [ 4255.419121] do_syscall_64+0xa4/0xfd0 [ 4255.419123] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4255.419125] RIP: 0033:0x7ff9a3389257 [ 4255.419126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4255.419127] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4255.419128] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4255.419129] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4255.419129] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4255.419130] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4255.419131] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4255.419132] [ 4297.838847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3624611 jiffies s: 90761 root: 0x1/. [ 4297.838981] rcu: blocking rcu_node structures (internal RCU debug): [ 4297.839038] Sending NMI from CPU 3 to CPUs 0: [ 4297.839088] NMI backtrace for cpu 0 [ 4297.839092] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4297.839094] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4297.839095] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4297.839099] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4297.839100] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4297.839102] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4297.839103] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4297.839104] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4297.839104] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4297.839105] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4297.839108] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4297.839109] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4297.839110] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4297.839110] PKRU: 55555554 [ 4297.839111] Call Trace: [ 4297.839113] [ 4297.839114] __mptcp_try_fallback+0x49/0x90 [ 4297.839117] mptcp_sendmsg_frag+0x6c4/0x820 [ 4297.839120] __mptcp_retrans+0x1c2/0x3f0 [ 4297.839122] mptcp_release_cb+0x1f9/0x390 [ 4297.839124] release_sock+0x44/0x90 [ 4297.839126] mptcp_sendmsg+0x46e/0x6b0 [ 4297.839128] sock_write_iter+0xb5/0x140 [ 4297.839131] vfs_write+0x3cb/0x470 [ 4297.839134] ksys_write+0xb4/0xe0 [ 4297.839136] do_syscall_64+0xa4/0xfd0 [ 4297.839139] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4297.839141] RIP: 0033:0x7ff9a3389257 [ 4297.839142] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4297.839143] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4297.839144] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4297.839145] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4297.839146] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4297.839147] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4297.839148] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4297.839149] [ 4318.421836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4318.422001] rcu: 0-....: (3675173 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=911418 [ 4318.422091] rcu: (t=3675174 jiffies g=207793 q=230 ncpus=4) [ 4318.422149] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4318.422151] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4318.422151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4318.422156] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4318.422158] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4318.422160] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4318.422161] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4318.422162] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4318.422163] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4318.422163] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4318.422166] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4318.422168] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4318.422169] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4318.422169] PKRU: 55555554 [ 4318.422170] Call Trace: [ 4318.422171] [ 4318.422172] __mptcp_try_fallback+0x49/0x90 [ 4318.422175] mptcp_sendmsg_frag+0x6c4/0x820 [ 4318.422177] __mptcp_retrans+0x1c2/0x3f0 [ 4318.422179] mptcp_release_cb+0x1f9/0x390 [ 4318.422181] release_sock+0x44/0x90 [ 4318.422183] mptcp_sendmsg+0x46e/0x6b0 [ 4318.422185] sock_write_iter+0xb5/0x140 [ 4318.422188] vfs_write+0x3cb/0x470 [ 4318.422191] ksys_write+0xb4/0xe0 [ 4318.422193] do_syscall_64+0xa4/0xfd0 [ 4318.422195] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4318.422197] RIP: 0033:0x7ff9a3389257 [ 4318.422198] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4318.422199] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4318.422200] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4318.422201] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4318.422201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4318.422202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4318.422203] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4318.422205] [ 4363.374853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3690147 jiffies s: 90761 root: 0x1/. [ 4363.375057] rcu: blocking rcu_node structures (internal RCU debug): [ 4363.375112] Sending NMI from CPU 3 to CPUs 0: [ 4363.375163] NMI backtrace for cpu 0 [ 4363.375166] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4363.375168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4363.375169] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4363.375173] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4363.375175] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4363.375176] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4363.375177] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4363.375178] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4363.375178] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4363.375179] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4363.375181] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4363.375182] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4363.375183] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4363.375183] PKRU: 55555554 [ 4363.375184] Call Trace: [ 4363.375185] [ 4363.375187] __mptcp_try_fallback+0x49/0x90 [ 4363.375190] mptcp_sendmsg_frag+0x6c4/0x820 [ 4363.375192] __mptcp_retrans+0x1c2/0x3f0 [ 4363.375194] mptcp_release_cb+0x1f9/0x390 [ 4363.375196] release_sock+0x44/0x90 [ 4363.375200] mptcp_sendmsg+0x46e/0x6b0 [ 4363.375202] sock_write_iter+0xb5/0x140 [ 4363.375205] vfs_write+0x3cb/0x470 [ 4363.375208] ksys_write+0xb4/0xe0 [ 4363.375210] do_syscall_64+0xa4/0xfd0 [ 4363.375212] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4363.375214] RIP: 0033:0x7ff9a3389257 [ 4363.375215] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4363.375216] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4363.375217] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4363.375218] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4363.375219] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4363.375220] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4363.375220] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4363.375222] [ 4381.424835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4381.425003] rcu: 0-....: (3738175 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=926600 [ 4381.425088] rcu: (t=3738177 jiffies g=207793 q=231 ncpus=4) [ 4381.425145] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4381.425147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4381.425148] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4381.425152] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4381.425154] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4381.425156] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4381.425157] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4381.425158] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4381.425158] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4381.425159] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4381.425162] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4381.425163] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4381.425164] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4381.425165] PKRU: 55555554 [ 4381.425165] Call Trace: [ 4381.425167] [ 4381.425168] __mptcp_try_fallback+0x49/0x90 [ 4381.425170] mptcp_sendmsg_frag+0x6c4/0x820 [ 4381.425172] __mptcp_retrans+0x1c2/0x3f0 [ 4381.425175] mptcp_release_cb+0x1f9/0x390 [ 4381.425177] release_sock+0x44/0x90 [ 4381.425179] mptcp_sendmsg+0x46e/0x6b0 [ 4381.425181] sock_write_iter+0xb5/0x140 [ 4381.425184] vfs_write+0x3cb/0x470 [ 4381.425186] ksys_write+0xb4/0xe0 [ 4381.425188] do_syscall_64+0xa4/0xfd0 [ 4381.425191] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4381.425193] RIP: 0033:0x7ff9a3389257 [ 4381.425194] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4381.425195] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4381.425197] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4381.425197] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4381.425198] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4381.425199] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4381.425199] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4381.425201] [ 4428.910852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3755683 jiffies s: 90761 root: 0x1/. [ 4428.910981] rcu: blocking rcu_node structures (internal RCU debug): [ 4428.911034] Sending NMI from CPU 3 to CPUs 0: [ 4428.911087] NMI backtrace for cpu 0 [ 4428.911090] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4428.911092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4428.911093] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4428.911097] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4428.911099] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4428.911100] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4428.911101] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4428.911102] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4428.911102] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4428.911103] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4428.911105] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4428.911106] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4428.911107] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4428.911108] PKRU: 55555554 [ 4428.911109] Call Trace: [ 4428.911110] [ 4428.911111] __mptcp_try_fallback+0x49/0x90 [ 4428.911114] mptcp_sendmsg_frag+0x6c4/0x820 [ 4428.911116] __mptcp_retrans+0x1c2/0x3f0 [ 4428.911118] mptcp_release_cb+0x1f9/0x390 [ 4428.911121] release_sock+0x44/0x90 [ 4428.911125] mptcp_sendmsg+0x46e/0x6b0 [ 4428.911127] sock_write_iter+0xb5/0x140 [ 4428.911130] vfs_write+0x3cb/0x470 [ 4428.911134] ksys_write+0xb4/0xe0 [ 4428.911136] do_syscall_64+0xa4/0xfd0 [ 4428.911139] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4428.911141] RIP: 0033:0x7ff9a3389257 [ 4428.911143] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4428.911145] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4428.911146] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4428.911147] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4428.911148] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4428.911149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4428.911149] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4428.911151] [ 4444.427835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4444.427938] rcu: 0-....: (3801177 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=942030 [ 4444.428018] rcu: (t=3801180 jiffies g=207793 q=232 ncpus=4) [ 4444.428068] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4444.428070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4444.428071] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4444.428075] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4444.428077] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4444.428079] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4444.428080] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4444.428081] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4444.428082] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4444.428083] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4444.428085] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4444.428086] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4444.428087] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4444.428088] PKRU: 55555554 [ 4444.428088] Call Trace: [ 4444.428090] [ 4444.428091] __mptcp_try_fallback+0x49/0x90 [ 4444.428093] mptcp_sendmsg_frag+0x6c4/0x820 [ 4444.428095] __mptcp_retrans+0x1c2/0x3f0 [ 4444.428097] mptcp_release_cb+0x1f9/0x390 [ 4444.428099] release_sock+0x44/0x90 [ 4444.428102] mptcp_sendmsg+0x46e/0x6b0 [ 4444.428104] sock_write_iter+0xb5/0x140 [ 4444.428106] vfs_write+0x3cb/0x470 [ 4444.428109] ksys_write+0xb4/0xe0 [ 4444.428111] do_syscall_64+0xa4/0xfd0 [ 4444.428114] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4444.428116] RIP: 0033:0x7ff9a3389257 [ 4444.428117] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4444.428118] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4444.428119] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4444.428120] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4444.428120] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4444.428121] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4444.428122] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4444.428123] [ 4494.446857] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3821219 jiffies s: 90761 root: 0x1/. [ 4494.447037] rcu: blocking rcu_node structures (internal RCU debug): [ 4494.447097] Sending NMI from CPU 3 to CPUs 0: [ 4494.447157] NMI backtrace for cpu 0 [ 4494.447162] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4494.447164] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4494.447166] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4494.447172] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4494.447174] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4494.447175] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4494.447176] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4494.447177] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4494.447178] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4494.447179] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4494.447181] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4494.447183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4494.447183] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4494.447184] PKRU: 55555554 [ 4494.447185] Call Trace: [ 4494.447187] [ 4494.447189] __mptcp_try_fallback+0x49/0x90 [ 4494.447194] mptcp_sendmsg_frag+0x6c4/0x820 [ 4494.447196] __mptcp_retrans+0x1c2/0x3f0 [ 4494.447198] mptcp_release_cb+0x1f9/0x390 [ 4494.447201] release_sock+0x44/0x90 [ 4494.447205] mptcp_sendmsg+0x46e/0x6b0 [ 4494.447207] sock_write_iter+0xb5/0x140 [ 4494.447210] vfs_write+0x3cb/0x470 [ 4494.447215] ksys_write+0xb4/0xe0 [ 4494.447217] do_syscall_64+0xa4/0xfd0 [ 4494.447221] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4494.447224] RIP: 0033:0x7ff9a3389257 [ 4494.447227] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4494.447228] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4494.447230] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4494.447231] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4494.447231] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4494.447232] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4494.447233] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4494.447234] [ 4507.430836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4507.430972] rcu: 0-....: (3864180 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=957234 [ 4507.431095] rcu: (t=3864183 jiffies g=207793 q=232 ncpus=4) [ 4507.431170] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4507.431173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4507.431174] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 4507.431179] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 4507.431181] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4507.431184] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4507.431185] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4507.431186] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4507.431186] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4507.431187] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4507.431190] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4507.431191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4507.431191] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4507.431192] PKRU: 55555554 [ 4507.431193] Call Trace: [ 4507.431194] [ 4507.431196] __mptcp_try_fallback+0x49/0x90 [ 4507.431200] mptcp_sendmsg_frag+0x6c4/0x820 [ 4507.431202] __mptcp_retrans+0x1c2/0x3f0 [ 4507.431204] mptcp_release_cb+0x1f9/0x390 [ 4507.431206] release_sock+0x44/0x90 [ 4507.431208] mptcp_sendmsg+0x46e/0x6b0 [ 4507.431210] sock_write_iter+0xb5/0x140 [ 4507.431213] vfs_write+0x3cb/0x470 [ 4507.431217] ksys_write+0xb4/0xe0 [ 4507.431219] do_syscall_64+0xa4/0xfd0 [ 4507.431221] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4507.431223] RIP: 0033:0x7ff9a3389257 [ 4507.431225] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4507.431226] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4507.431227] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4507.431228] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4507.431229] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4507.431230] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4507.431231] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4507.431233] [ 4559.982860] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3886755 jiffies s: 90761 root: 0x1/. [ 4559.983064] rcu: blocking rcu_node structures (internal RCU debug): [ 4559.983123] Sending NMI from CPU 3 to CPUs 0: [ 4559.983178] NMI backtrace for cpu 0 [ 4559.983183] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4559.983186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4559.983188] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4559.983197] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4559.983199] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4559.983201] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4559.983203] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4559.983204] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4559.983205] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4559.983205] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4559.983208] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4559.983210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4559.983211] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4559.983212] PKRU: 55555554 [ 4559.983213] Call Trace: [ 4559.983216] [ 4559.983219] __mptcp_try_fallback+0x49/0x90 [ 4559.983225] mptcp_sendmsg_frag+0x6c4/0x820 [ 4559.983227] __mptcp_retrans+0x1c2/0x3f0 [ 4559.983230] mptcp_release_cb+0x1f9/0x390 [ 4559.983233] release_sock+0x44/0x90 [ 4559.983237] mptcp_sendmsg+0x46e/0x6b0 [ 4559.983240] sock_write_iter+0xb5/0x140 [ 4559.983244] vfs_write+0x3cb/0x470 [ 4559.983251] ksys_write+0xb4/0xe0 [ 4559.983254] do_syscall_64+0xa4/0xfd0 [ 4559.983257] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4559.983261] RIP: 0033:0x7ff9a3389257 [ 4559.983265] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4559.983266] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4559.983268] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4559.983269] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4559.983270] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4559.983271] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4559.983272] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4559.983273] [ 4570.433836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4570.434015] rcu: 0-....: (3927182 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=972863 [ 4570.434097] rcu: (t=3927186 jiffies g=207793 q=232 ncpus=4) [ 4570.434156] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4570.434159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4570.434161] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 4570.434171] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 4570.434173] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4570.434175] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4570.434176] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4570.434177] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4570.434178] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4570.434179] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4570.434182] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4570.434183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4570.434184] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4570.434185] PKRU: 55555554 [ 4570.434186] Call Trace: [ 4570.434189] [ 4570.434192] __mptcp_try_fallback+0x49/0x90 [ 4570.434197] mptcp_sendmsg_frag+0x6c4/0x820 [ 4570.434200] __mptcp_retrans+0x1c2/0x3f0 [ 4570.434203] mptcp_release_cb+0x1f9/0x390 [ 4570.434206] release_sock+0x44/0x90 [ 4570.434210] mptcp_sendmsg+0x46e/0x6b0 [ 4570.434213] sock_write_iter+0xb5/0x140 [ 4570.434218] vfs_write+0x3cb/0x470 [ 4570.434225] ksys_write+0xb4/0xe0 [ 4570.434228] do_syscall_64+0xa4/0xfd0 [ 4570.434232] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4570.434236] RIP: 0033:0x7ff9a3389257 [ 4570.434239] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4570.434241] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4570.434242] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4570.434243] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4570.434244] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4570.434244] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4570.434245] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4570.434247] [ 4625.519850] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 3952292 jiffies s: 90761 root: 0x1/. [ 4625.520054] rcu: blocking rcu_node structures (internal RCU debug): [ 4625.520109] Sending NMI from CPU 3 to CPUs 0: [ 4625.520162] NMI backtrace for cpu 0 [ 4625.520168] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4625.520171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4625.520173] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4625.520183] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4625.520185] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4625.520187] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4625.520188] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4625.520189] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4625.520190] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4625.520191] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4625.520194] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4625.520195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4625.520196] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4625.520197] PKRU: 55555554 [ 4625.520197] Call Trace: [ 4625.520201] [ 4625.520204] __mptcp_try_fallback+0x49/0x90 [ 4625.520209] mptcp_sendmsg_frag+0x6c4/0x820 [ 4625.520211] __mptcp_retrans+0x1c2/0x3f0 [ 4625.520214] mptcp_release_cb+0x1f9/0x390 [ 4625.520217] release_sock+0x44/0x90 [ 4625.520222] mptcp_sendmsg+0x46e/0x6b0 [ 4625.520224] sock_write_iter+0xb5/0x140 [ 4625.520228] vfs_write+0x3cb/0x470 [ 4625.520235] ksys_write+0xb4/0xe0 [ 4625.520238] do_syscall_64+0xa4/0xfd0 [ 4625.520241] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4625.520245] RIP: 0033:0x7ff9a3389257 [ 4625.520249] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4625.520250] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4625.520251] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4625.520252] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4625.520253] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4625.520254] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4625.520255] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4625.520257] [ 4633.436835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4633.436928] rcu: 0-....: (3990184 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=988501 [ 4633.437063] rcu: (t=3990189 jiffies g=207793 q=233 ncpus=4) [ 4633.437142] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4633.437144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4633.437145] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4633.437149] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4633.437151] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4633.437153] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4633.437154] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4633.437155] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4633.437155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4633.437156] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4633.437158] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4633.437159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4633.437160] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4633.437161] PKRU: 55555554 [ 4633.437161] Call Trace: [ 4633.437163] [ 4633.437165] __mptcp_try_fallback+0x49/0x90 [ 4633.437167] mptcp_sendmsg_frag+0x6c4/0x820 [ 4633.437170] __mptcp_retrans+0x1c2/0x3f0 [ 4633.437172] mptcp_release_cb+0x1f9/0x390 [ 4633.437175] release_sock+0x44/0x90 [ 4633.437177] mptcp_sendmsg+0x46e/0x6b0 [ 4633.437179] sock_write_iter+0xb5/0x140 [ 4633.437182] vfs_write+0x3cb/0x470 [ 4633.437187] ksys_write+0xb4/0xe0 [ 4633.437189] do_syscall_64+0xa4/0xfd0 [ 4633.437192] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4633.437194] RIP: 0033:0x7ff9a3389257 [ 4633.437195] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4633.437197] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4633.437198] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4633.437199] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4633.437200] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4633.437201] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4633.437201] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4633.437203] [ 4691.055851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4017828 jiffies s: 90761 root: 0x1/. [ 4691.056064] rcu: blocking rcu_node structures (internal RCU debug): [ 4691.056121] Sending NMI from CPU 3 to CPUs 0: [ 4691.056176] NMI backtrace for cpu 0 [ 4691.056183] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4691.056186] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4691.056187] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4691.056196] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4691.056198] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4691.056200] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4691.056202] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4691.056202] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4691.056203] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4691.056204] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4691.056207] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4691.056208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4691.056209] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4691.056211] PKRU: 55555554 [ 4691.056211] Call Trace: [ 4691.056214] [ 4691.056217] __mptcp_try_fallback+0x49/0x90 [ 4691.056222] mptcp_sendmsg_frag+0x6c4/0x820 [ 4691.056225] __mptcp_retrans+0x1c2/0x3f0 [ 4691.056227] mptcp_release_cb+0x1f9/0x390 [ 4691.056230] release_sock+0x44/0x90 [ 4691.056235] mptcp_sendmsg+0x46e/0x6b0 [ 4691.056238] sock_write_iter+0xb5/0x140 [ 4691.056242] vfs_write+0x3cb/0x470 [ 4691.056249] ksys_write+0xb4/0xe0 [ 4691.056251] do_syscall_64+0xa4/0xfd0 [ 4691.056255] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4691.056259] RIP: 0033:0x7ff9a3389257 [ 4691.056263] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4691.056265] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4691.056266] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4691.056267] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4691.056268] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4691.056269] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4691.056270] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4691.056272] [ 4696.439836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4696.440005] rcu: 0-....: (4053185 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1003202 [ 4696.440088] rcu: (t=4053192 jiffies g=207793 q=233 ncpus=4) [ 4696.440145] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4696.440147] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4696.440149] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 4696.440158] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 4696.440160] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4696.440162] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4696.440164] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4696.440165] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4696.440165] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4696.440166] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4696.440169] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4696.440170] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4696.440171] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4696.440172] PKRU: 55555554 [ 4696.440172] Call Trace: [ 4696.440175] [ 4696.440178] __mptcp_try_fallback+0x49/0x90 [ 4696.440183] mptcp_sendmsg_frag+0x6c4/0x820 [ 4696.440185] __mptcp_retrans+0x1c2/0x3f0 [ 4696.440188] mptcp_release_cb+0x1f9/0x390 [ 4696.440191] release_sock+0x44/0x90 [ 4696.440195] mptcp_sendmsg+0x46e/0x6b0 [ 4696.440198] sock_write_iter+0xb5/0x140 [ 4696.440201] vfs_write+0x3cb/0x470 [ 4696.440208] ksys_write+0xb4/0xe0 [ 4696.440210] do_syscall_64+0xa4/0xfd0 [ 4696.440215] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4696.440218] RIP: 0033:0x7ff9a3389257 [ 4696.440222] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4696.440223] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4696.440225] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4696.440226] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4696.440226] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4696.440227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4696.440228] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4696.440230] [ 4756.590849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4083363 jiffies s: 90761 root: 0x1/. [ 4756.591064] rcu: blocking rcu_node structures (internal RCU debug): [ 4756.591145] Sending NMI from CPU 3 to CPUs 0: [ 4756.591217] NMI backtrace for cpu 0 [ 4756.591223] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4756.591226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4756.591228] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 4756.591237] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 4756.591239] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4756.591241] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4756.591242] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4756.591243] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4756.591244] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4756.591245] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4756.591248] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4756.591249] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4756.591250] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4756.591251] PKRU: 55555554 [ 4756.591252] Call Trace: [ 4756.591255] [ 4756.591258] __mptcp_try_fallback+0x49/0x90 [ 4756.591263] mptcp_sendmsg_frag+0x6c4/0x820 [ 4756.591265] __mptcp_retrans+0x1c2/0x3f0 [ 4756.591268] mptcp_release_cb+0x1f9/0x390 [ 4756.591271] release_sock+0x44/0x90 [ 4756.591276] mptcp_sendmsg+0x46e/0x6b0 [ 4756.591278] sock_write_iter+0xb5/0x140 [ 4756.591282] vfs_write+0x3cb/0x470 [ 4756.591290] ksys_write+0xb4/0xe0 [ 4756.591292] do_syscall_64+0xa4/0xfd0 [ 4756.591296] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4756.591299] RIP: 0033:0x7ff9a3389257 [ 4756.591302] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4756.591304] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4756.591305] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4756.591307] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4756.591307] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4756.591308] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4756.591309] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4756.591311] [ 4759.442835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4759.443015] rcu: 0-....: (4116186 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1018766 [ 4759.443111] rcu: (t=4116195 jiffies g=207793 q=233 ncpus=4) [ 4759.443164] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4759.443167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4759.443168] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4759.443173] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4759.443175] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4759.443177] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4759.443178] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4759.443179] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4759.443180] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4759.443181] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4759.443184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4759.443186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4759.443187] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4759.443188] PKRU: 55555554 [ 4759.443189] Call Trace: [ 4759.443191] [ 4759.443194] __mptcp_try_fallback+0x49/0x90 [ 4759.443197] mptcp_sendmsg_frag+0x6c4/0x820 [ 4759.443200] __mptcp_retrans+0x1c2/0x3f0 [ 4759.443203] mptcp_release_cb+0x1f9/0x390 [ 4759.443205] release_sock+0x44/0x90 [ 4759.443209] mptcp_sendmsg+0x46e/0x6b0 [ 4759.443211] sock_write_iter+0xb5/0x140 [ 4759.443215] vfs_write+0x3cb/0x470 [ 4759.443220] ksys_write+0xb4/0xe0 [ 4759.443222] do_syscall_64+0xa4/0xfd0 [ 4759.443225] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4759.443228] RIP: 0033:0x7ff9a3389257 [ 4759.443230] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4759.443231] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4759.443233] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4759.443234] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4759.443235] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4759.443236] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4759.443236] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4759.443238] [ 4822.127847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4148900 jiffies s: 90761 root: 0x1/. [ 4822.128108] rcu: blocking rcu_node structures (internal RCU debug): [ 4822.128167] Sending NMI from CPU 3 to CPUs 0: [ 4822.128220] NMI backtrace for cpu 0 [ 4822.128226] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4822.128229] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4822.128231] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 4822.128240] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 4822.128242] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4822.128244] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4822.128245] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4822.128246] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4822.128247] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4822.128248] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4822.128251] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4822.128252] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4822.128253] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4822.128254] PKRU: 55555554 [ 4822.128254] Call Trace: [ 4822.128258] [ 4822.128261] __mptcp_try_fallback+0x49/0x90 [ 4822.128267] mptcp_sendmsg_frag+0x6c4/0x820 [ 4822.128269] __mptcp_retrans+0x1c2/0x3f0 [ 4822.128272] mptcp_release_cb+0x1f9/0x390 [ 4822.128275] release_sock+0x44/0x90 [ 4822.128280] mptcp_sendmsg+0x46e/0x6b0 [ 4822.128282] sock_write_iter+0xb5/0x140 [ 4822.128287] vfs_write+0x3cb/0x470 [ 4822.128296] ksys_write+0xb4/0xe0 [ 4822.128298] do_syscall_64+0xa4/0xfd0 [ 4822.128303] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4822.128306] RIP: 0033:0x7ff9a3389257 [ 4822.128309] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4822.128311] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4822.128313] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4822.128314] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4822.128315] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4822.128315] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4822.128316] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4822.128318] [ 4822.445834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4822.446009] rcu: 0-....: (4179188 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1034154 [ 4822.446100] rcu: (t=4179198 jiffies g=207793 q=235 ncpus=4) [ 4822.446173] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4822.446176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4822.446176] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 4822.446180] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 4822.446181] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4822.446183] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4822.446184] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4822.446185] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4822.446186] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4822.446186] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4822.446188] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4822.446189] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4822.446190] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4822.446191] PKRU: 55555554 [ 4822.446191] Call Trace: [ 4822.446192] [ 4822.446193] __mptcp_try_fallback+0x49/0x90 [ 4822.446195] mptcp_sendmsg_frag+0x6c4/0x820 [ 4822.446197] __mptcp_retrans+0x1c2/0x3f0 [ 4822.446199] mptcp_release_cb+0x1f9/0x390 [ 4822.446202] release_sock+0x44/0x90 [ 4822.446203] mptcp_sendmsg+0x46e/0x6b0 [ 4822.446205] sock_write_iter+0xb5/0x140 [ 4822.446207] vfs_write+0x3cb/0x470 [ 4822.446210] ksys_write+0xb4/0xe0 [ 4822.446212] do_syscall_64+0xa4/0xfd0 [ 4822.446214] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4822.446215] RIP: 0033:0x7ff9a3389257 [ 4822.446216] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4822.446217] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4822.446219] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4822.446219] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4822.446220] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4822.446221] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4822.446222] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4822.446223] [ 4885.448836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4885.449042] rcu: 0-....: (4242190 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1049759 [ 4885.449151] rcu: (t=4242201 jiffies g=207793 q=235 ncpus=4) [ 4885.449214] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4885.449217] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4885.449218] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4885.449229] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4885.449231] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4885.449233] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4885.449234] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4885.449235] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4885.449236] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4885.449236] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4885.449239] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4885.449241] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4885.449242] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4885.449243] PKRU: 55555554 [ 4885.449244] Call Trace: [ 4885.449247] [ 4885.449250] __mptcp_try_fallback+0x49/0x90 [ 4885.449256] mptcp_sendmsg_frag+0x6c4/0x820 [ 4885.449258] __mptcp_retrans+0x1c2/0x3f0 [ 4885.449261] mptcp_release_cb+0x1f9/0x390 [ 4885.449264] release_sock+0x44/0x90 [ 4885.449269] mptcp_sendmsg+0x46e/0x6b0 [ 4885.449271] sock_write_iter+0xb5/0x140 [ 4885.449275] vfs_write+0x3cb/0x470 [ 4885.449283] ksys_write+0xb4/0xe0 [ 4885.449285] do_syscall_64+0xa4/0xfd0 [ 4885.449289] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4885.449293] RIP: 0033:0x7ff9a3389257 [ 4885.449297] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4885.449298] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4885.449300] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4885.449300] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4885.449301] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4885.449302] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4885.449303] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4885.449305] [ 4887.662859] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4214435 jiffies s: 90761 root: 0x1/. [ 4887.663082] rcu: blocking rcu_node structures (internal RCU debug): [ 4887.663142] Sending NMI from CPU 3 to CPUs 0: [ 4887.663197] NMI backtrace for cpu 0 [ 4887.663202] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4887.663205] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4887.663207] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4887.663214] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4887.663216] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4887.663217] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4887.663219] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4887.663220] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4887.663221] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4887.663221] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4887.663224] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4887.663226] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4887.663226] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4887.663227] PKRU: 55555554 [ 4887.663228] Call Trace: [ 4887.663231] [ 4887.663233] __mptcp_try_fallback+0x49/0x90 [ 4887.663238] mptcp_sendmsg_frag+0x6c4/0x820 [ 4887.663240] __mptcp_retrans+0x1c2/0x3f0 [ 4887.663242] mptcp_release_cb+0x1f9/0x390 [ 4887.663246] release_sock+0x44/0x90 [ 4887.663249] mptcp_sendmsg+0x46e/0x6b0 [ 4887.663252] sock_write_iter+0xb5/0x140 [ 4887.663256] vfs_write+0x3cb/0x470 [ 4887.663262] ksys_write+0xb4/0xe0 [ 4887.663264] do_syscall_64+0xa4/0xfd0 [ 4887.663268] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4887.663271] RIP: 0033:0x7ff9a3389257 [ 4887.663274] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4887.663275] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4887.663277] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4887.663278] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4887.663278] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4887.663279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4887.663280] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4887.663282] [ 4948.451835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 4948.452136] rcu: 0-....: (4305192 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1065508 [ 4948.452226] rcu: (t=4305204 jiffies g=207793 q=235 ncpus=4) [ 4948.452285] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4948.452288] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4948.452290] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4948.452300] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4948.452302] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4948.452303] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4948.452305] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4948.452306] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4948.452307] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4948.452307] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4948.452310] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4948.452312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4948.452313] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4948.452314] PKRU: 55555554 [ 4948.452315] Call Trace: [ 4948.452318] [ 4948.452320] __mptcp_try_fallback+0x49/0x90 [ 4948.452326] mptcp_sendmsg_frag+0x6c4/0x820 [ 4948.452328] __mptcp_retrans+0x1c2/0x3f0 [ 4948.452330] mptcp_release_cb+0x1f9/0x390 [ 4948.452334] release_sock+0x44/0x90 [ 4948.452339] mptcp_sendmsg+0x46e/0x6b0 [ 4948.452341] sock_write_iter+0xb5/0x140 [ 4948.452345] vfs_write+0x3cb/0x470 [ 4948.452353] ksys_write+0xb4/0xe0 [ 4948.452355] do_syscall_64+0xa4/0xfd0 [ 4948.452359] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4948.452363] RIP: 0033:0x7ff9a3389257 [ 4948.452367] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4948.452368] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4948.452370] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4948.452371] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4948.452372] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4948.452373] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4948.452374] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4948.452375] [ 4953.198855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4279971 jiffies s: 90761 root: 0x1/. [ 4953.199176] rcu: blocking rcu_node structures (internal RCU debug): [ 4953.199269] Sending NMI from CPU 3 to CPUs 0: [ 4953.199352] NMI backtrace for cpu 0 [ 4953.199360] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 4953.199363] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 4953.199366] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 4953.199379] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 4953.199381] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 4953.199383] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 4953.199384] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 4953.199385] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 4953.199386] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 4953.199387] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 4953.199391] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 4953.199392] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 4953.199393] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 4953.199395] PKRU: 55555554 [ 4953.199396] Call Trace: [ 4953.199401] [ 4953.199405] __mptcp_try_fallback+0x49/0x90 [ 4953.199413] mptcp_sendmsg_frag+0x6c4/0x820 [ 4953.199416] __mptcp_retrans+0x1c2/0x3f0 [ 4953.199419] mptcp_release_cb+0x1f9/0x390 [ 4953.199423] release_sock+0x44/0x90 [ 4953.199429] mptcp_sendmsg+0x46e/0x6b0 [ 4953.199432] sock_write_iter+0xb5/0x140 [ 4953.199438] vfs_write+0x3cb/0x470 [ 4953.199449] ksys_write+0xb4/0xe0 [ 4953.199451] do_syscall_64+0xa4/0xfd0 [ 4953.199458] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 4953.199463] RIP: 0033:0x7ff9a3389257 [ 4953.199470] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 4953.199472] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 4953.199474] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 4953.199475] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 4953.199476] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 4953.199477] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 4953.199478] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 4953.199480] [ 5011.454835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5011.455016] rcu: 0-....: (4368193 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1081218 [ 5011.455104] rcu: (t=4368207 jiffies g=207793 q=235 ncpus=4) [ 5011.455166] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5011.455168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5011.455170] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5011.455180] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5011.455181] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5011.455183] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5011.455185] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5011.455186] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5011.455187] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5011.455187] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5011.455190] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5011.455191] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5011.455192] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5011.455193] PKRU: 55555554 [ 5011.455194] Call Trace: [ 5011.455196] [ 5011.455200] __mptcp_try_fallback+0x49/0x90 [ 5011.455205] mptcp_sendmsg_frag+0x6c4/0x820 [ 5011.455207] __mptcp_retrans+0x1c2/0x3f0 [ 5011.455210] mptcp_release_cb+0x1f9/0x390 [ 5011.455213] release_sock+0x44/0x90 [ 5011.455218] mptcp_sendmsg+0x46e/0x6b0 [ 5011.455221] sock_write_iter+0xb5/0x140 [ 5011.455225] vfs_write+0x3cb/0x470 [ 5011.455233] ksys_write+0xb4/0xe0 [ 5011.455236] do_syscall_64+0xa4/0xfd0 [ 5011.455240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5011.455243] RIP: 0033:0x7ff9a3389257 [ 5011.455247] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5011.455248] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5011.455250] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5011.455251] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5011.455252] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5011.455253] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5011.455253] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5011.455255] [ 5018.734844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4345507 jiffies s: 90761 root: 0x1/. [ 5018.734973] rcu: blocking rcu_node structures (internal RCU debug): [ 5018.735032] Sending NMI from CPU 3 to CPUs 0: [ 5018.735081] NMI backtrace for cpu 0 [ 5018.735084] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5018.735086] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5018.735087] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 5018.735092] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 5018.735093] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5018.735095] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5018.735095] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5018.735096] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5018.735097] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5018.735097] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5018.735100] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5018.735101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5018.735102] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5018.735102] PKRU: 55555554 [ 5018.735103] Call Trace: [ 5018.735105] [ 5018.735107] __mptcp_try_fallback+0x49/0x90 [ 5018.735111] mptcp_sendmsg_frag+0x6c4/0x820 [ 5018.735113] __mptcp_retrans+0x1c2/0x3f0 [ 5018.735116] mptcp_release_cb+0x1f9/0x390 [ 5018.735119] release_sock+0x44/0x90 [ 5018.735122] mptcp_sendmsg+0x46e/0x6b0 [ 5018.735125] sock_write_iter+0xb5/0x140 [ 5018.735128] vfs_write+0x3cb/0x470 [ 5018.735134] ksys_write+0xb4/0xe0 [ 5018.735136] do_syscall_64+0xa4/0xfd0 [ 5018.735139] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5018.735142] RIP: 0033:0x7ff9a3389257 [ 5018.735144] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5018.735145] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5018.735147] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5018.735147] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5018.735148] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5018.735149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5018.735150] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5018.735152] [ 5074.457835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5074.457967] rcu: 0-....: (4431195 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1096938 [ 5074.458095] rcu: (t=4431210 jiffies g=207793 q=235 ncpus=4) [ 5074.458175] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5074.458177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5074.458178] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5074.458187] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5074.458188] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5074.458191] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5074.458192] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5074.458193] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5074.458193] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5074.458194] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5074.458197] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5074.458198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5074.458199] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5074.458199] PKRU: 55555554 [ 5074.458200] Call Trace: [ 5074.458203] [ 5074.458205] __mptcp_try_fallback+0x49/0x90 [ 5074.458209] mptcp_sendmsg_frag+0x6c4/0x820 [ 5074.458211] __mptcp_retrans+0x1c2/0x3f0 [ 5074.458214] mptcp_release_cb+0x1f9/0x390 [ 5074.458217] release_sock+0x44/0x90 [ 5074.458222] mptcp_sendmsg+0x46e/0x6b0 [ 5074.458224] sock_write_iter+0xb5/0x140 [ 5074.458228] vfs_write+0x3cb/0x470 [ 5074.458235] ksys_write+0xb4/0xe0 [ 5074.458237] do_syscall_64+0xa4/0xfd0 [ 5074.458240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5074.458243] RIP: 0033:0x7ff9a3389257 [ 5074.458247] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5074.458248] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5074.458250] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5074.458251] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5074.458252] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5074.458252] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5074.458253] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5074.458255] [ 5084.270847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4411043 jiffies s: 90761 root: 0x1/. [ 5084.271022] rcu: blocking rcu_node structures (internal RCU debug): [ 5084.271104] Sending NMI from CPU 3 to CPUs 0: [ 5084.271174] NMI backtrace for cpu 0 [ 5084.271176] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5084.271179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5084.271180] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5084.271185] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5084.271186] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5084.271188] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5084.271189] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5084.271189] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5084.271190] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5084.271190] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5084.271193] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5084.271194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5084.271194] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5084.271195] PKRU: 55555554 [ 5084.271196] Call Trace: [ 5084.271197] [ 5084.271199] __mptcp_try_fallback+0x49/0x90 [ 5084.271202] mptcp_sendmsg_frag+0x6c4/0x820 [ 5084.271204] __mptcp_retrans+0x1c2/0x3f0 [ 5084.271206] mptcp_release_cb+0x1f9/0x390 [ 5084.271210] release_sock+0x44/0x90 [ 5084.271212] mptcp_sendmsg+0x46e/0x6b0 [ 5084.271214] sock_write_iter+0xb5/0x140 [ 5084.271218] vfs_write+0x3cb/0x470 [ 5084.271222] ksys_write+0xb4/0xe0 [ 5084.271225] do_syscall_64+0xa4/0xfd0 [ 5084.271227] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5084.271228] RIP: 0033:0x7ff9a3389257 [ 5084.271231] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5084.271232] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5084.271233] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5084.271233] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5084.271234] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5084.271235] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5084.271236] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5084.271237] [ 5137.460835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5137.461005] rcu: 0-....: (4494195 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1112665 [ 5137.461103] rcu: (t=4494213 jiffies g=207793 q=235 ncpus=4) [ 5137.461162] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5137.461165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5137.461167] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5137.461174] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5137.461175] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5137.461178] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5137.461179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5137.461180] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5137.461181] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5137.461182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5137.461184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5137.461185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5137.461186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5137.461187] PKRU: 55555554 [ 5137.461187] Call Trace: [ 5137.461190] [ 5137.461192] __mptcp_try_fallback+0x49/0x90 [ 5137.461196] mptcp_sendmsg_frag+0x6c4/0x820 [ 5137.461199] __mptcp_retrans+0x1c2/0x3f0 [ 5137.461201] mptcp_release_cb+0x1f9/0x390 [ 5137.461204] release_sock+0x44/0x90 [ 5137.461208] mptcp_sendmsg+0x46e/0x6b0 [ 5137.461210] sock_write_iter+0xb5/0x140 [ 5137.461214] vfs_write+0x3cb/0x470 [ 5137.461220] ksys_write+0xb4/0xe0 [ 5137.461222] do_syscall_64+0xa4/0xfd0 [ 5137.461226] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5137.461229] RIP: 0033:0x7ff9a3389257 [ 5137.461232] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5137.461234] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5137.461235] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5137.461236] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5137.461237] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5137.461238] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5137.461238] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5137.461240] [ 5149.806844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4476579 jiffies s: 90761 root: 0x1/. [ 5149.807047] rcu: blocking rcu_node structures (internal RCU debug): [ 5149.807107] Sending NMI from CPU 3 to CPUs 0: [ 5149.807162] NMI backtrace for cpu 0 [ 5149.807165] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5149.807167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5149.807169] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 5149.807173] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 5149.807175] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5149.807176] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5149.807177] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5149.807178] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5149.807179] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5149.807179] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5149.807182] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5149.807183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5149.807184] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5149.807185] PKRU: 55555554 [ 5149.807185] Call Trace: [ 5149.807187] [ 5149.807189] __mptcp_try_fallback+0x49/0x90 [ 5149.807192] mptcp_sendmsg_frag+0x6c4/0x820 [ 5149.807194] __mptcp_retrans+0x1c2/0x3f0 [ 5149.807197] mptcp_release_cb+0x1f9/0x390 [ 5149.807200] release_sock+0x44/0x90 [ 5149.807202] mptcp_sendmsg+0x46e/0x6b0 [ 5149.807204] sock_write_iter+0xb5/0x140 [ 5149.807208] vfs_write+0x3cb/0x470 [ 5149.807213] ksys_write+0xb4/0xe0 [ 5149.807215] do_syscall_64+0xa4/0xfd0 [ 5149.807218] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5149.807220] RIP: 0033:0x7ff9a3389257 [ 5149.807222] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5149.807223] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5149.807224] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5149.807225] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5149.807225] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5149.807226] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5149.807227] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5149.807228] [ 5200.463835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5200.463927] rcu: 0-....: (4557197 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1128383 [ 5200.464003] rcu: (t=4557216 jiffies g=207793 q=235 ncpus=4) [ 5200.464057] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5200.464060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5200.464061] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 5200.464071] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 5200.464072] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5200.464074] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5200.464076] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5200.464077] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5200.464077] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5200.464078] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5200.464081] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5200.464082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5200.464083] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5200.464083] PKRU: 55555554 [ 5200.464084] Call Trace: [ 5200.464086] [ 5200.464089] __mptcp_try_fallback+0x49/0x90 [ 5200.464095] mptcp_sendmsg_frag+0x6c4/0x820 [ 5200.464097] __mptcp_retrans+0x1c2/0x3f0 [ 5200.464100] mptcp_release_cb+0x1f9/0x390 [ 5200.464103] release_sock+0x44/0x90 [ 5200.464108] mptcp_sendmsg+0x46e/0x6b0 [ 5200.464111] sock_write_iter+0xb5/0x140 [ 5200.464116] vfs_write+0x3cb/0x470 [ 5200.464124] ksys_write+0xb4/0xe0 [ 5200.464126] do_syscall_64+0xa4/0xfd0 [ 5200.464130] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5200.464133] RIP: 0033:0x7ff9a3389257 [ 5200.464136] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5200.464137] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5200.464139] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5200.464140] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5200.464140] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5200.464141] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5200.464142] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5200.464143] [ 5215.342868] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4542115 jiffies s: 90761 root: 0x1/. [ 5215.343087] rcu: blocking rcu_node structures (internal RCU debug): [ 5215.343144] Sending NMI from CPU 3 to CPUs 0: [ 5215.343200] NMI backtrace for cpu 0 [ 5215.343205] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5215.343208] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5215.343209] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5215.343214] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5215.343215] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5215.343217] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5215.343218] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5215.343219] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5215.343220] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5215.343220] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5215.343223] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5215.343224] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5215.343225] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5215.343226] PKRU: 55555554 [ 5215.343227] Call Trace: [ 5215.343228] [ 5215.343230] __mptcp_try_fallback+0x49/0x90 [ 5215.343233] mptcp_sendmsg_frag+0x6c4/0x820 [ 5215.343235] __mptcp_retrans+0x1c2/0x3f0 [ 5215.343237] mptcp_release_cb+0x1f9/0x390 [ 5215.343241] release_sock+0x44/0x90 [ 5215.343244] mptcp_sendmsg+0x46e/0x6b0 [ 5215.343246] sock_write_iter+0xb5/0x140 [ 5215.343249] vfs_write+0x3cb/0x470 [ 5215.343254] ksys_write+0xb4/0xe0 [ 5215.343256] do_syscall_64+0xa4/0xfd0 [ 5215.343259] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5215.343262] RIP: 0033:0x7ff9a3389257 [ 5215.343263] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5215.343265] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5215.343266] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5215.343267] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5215.343268] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5215.343268] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5215.343269] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5215.343270] [ 5263.466835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5263.467001] rcu: 0-....: (4620200 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1144118 [ 5263.467077] rcu: (t=4620219 jiffies g=207793 q=235 ncpus=4) [ 5263.467129] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5263.467132] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5263.467133] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5263.467140] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5263.467142] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5263.467143] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5263.467144] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5263.467145] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5263.467146] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5263.467147] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5263.467149] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5263.467150] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5263.467151] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5263.467152] PKRU: 55555554 [ 5263.467152] Call Trace: [ 5263.467154] [ 5263.467156] __mptcp_try_fallback+0x49/0x90 [ 5263.467160] mptcp_sendmsg_frag+0x6c4/0x820 [ 5263.467163] __mptcp_retrans+0x1c2/0x3f0 [ 5263.467165] mptcp_release_cb+0x1f9/0x390 [ 5263.467168] release_sock+0x44/0x90 [ 5263.467171] mptcp_sendmsg+0x46e/0x6b0 [ 5263.467173] sock_write_iter+0xb5/0x140 [ 5263.467177] vfs_write+0x3cb/0x470 [ 5263.467182] ksys_write+0xb4/0xe0 [ 5263.467184] do_syscall_64+0xa4/0xfd0 [ 5263.467187] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5263.467189] RIP: 0033:0x7ff9a3389257 [ 5263.467192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5263.467194] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5263.467195] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5263.467196] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5263.467197] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5263.467198] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5263.467198] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5263.467200] [ 5280.878854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4607651 jiffies s: 90761 root: 0x1/. [ 5280.879062] rcu: blocking rcu_node structures (internal RCU debug): [ 5280.879121] Sending NMI from CPU 3 to CPUs 0: [ 5280.879174] NMI backtrace for cpu 0 [ 5280.879180] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5280.879182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5280.879183] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5280.879188] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5280.879190] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5280.879192] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5280.879193] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5280.879194] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5280.879194] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5280.879195] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5280.879198] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5280.879199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5280.879200] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5280.879201] PKRU: 55555554 [ 5280.879201] Call Trace: [ 5280.879203] [ 5280.879204] __mptcp_try_fallback+0x49/0x90 [ 5280.879208] mptcp_sendmsg_frag+0x6c4/0x820 [ 5280.879210] __mptcp_retrans+0x1c2/0x3f0 [ 5280.879212] mptcp_release_cb+0x1f9/0x390 [ 5280.879215] release_sock+0x44/0x90 [ 5280.879217] mptcp_sendmsg+0x46e/0x6b0 [ 5280.879220] sock_write_iter+0xb5/0x140 [ 5280.879222] vfs_write+0x3cb/0x470 [ 5280.879226] ksys_write+0xb4/0xe0 [ 5280.879228] do_syscall_64+0xa4/0xfd0 [ 5280.879230] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5280.879232] RIP: 0033:0x7ff9a3389257 [ 5280.879234] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5280.879235] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5280.879236] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5280.879237] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5280.879238] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5280.879239] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5280.879240] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5280.879241] [ 5326.469836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5326.470005] rcu: 0-....: (4683203 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1159866 [ 5326.470088] rcu: (t=4683222 jiffies g=207793 q=235 ncpus=4) [ 5326.470133] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5326.470136] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5326.470137] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5326.470144] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5326.470146] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5326.470147] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5326.470149] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5326.470149] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5326.470150] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5326.470151] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5326.470154] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5326.470155] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5326.470156] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5326.470157] PKRU: 55555554 [ 5326.470158] Call Trace: [ 5326.470161] [ 5326.470163] __mptcp_try_fallback+0x49/0x90 [ 5326.470167] mptcp_sendmsg_frag+0x6c4/0x820 [ 5326.470169] __mptcp_retrans+0x1c2/0x3f0 [ 5326.470171] mptcp_release_cb+0x1f9/0x390 [ 5326.470174] release_sock+0x44/0x90 [ 5326.470178] mptcp_sendmsg+0x46e/0x6b0 [ 5326.470180] sock_write_iter+0xb5/0x140 [ 5326.470183] vfs_write+0x3cb/0x470 [ 5326.470188] ksys_write+0xb4/0xe0 [ 5326.470190] do_syscall_64+0xa4/0xfd0 [ 5326.470193] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5326.470195] RIP: 0033:0x7ff9a3389257 [ 5326.470198] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5326.470200] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5326.470201] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5326.470202] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5326.470203] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5326.470204] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5326.470205] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5326.470207] [ 5346.414854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4673187 jiffies s: 90761 root: 0x1/. [ 5346.415064] rcu: blocking rcu_node structures (internal RCU debug): [ 5346.415128] Sending NMI from CPU 3 to CPUs 0: [ 5346.415186] NMI backtrace for cpu 0 [ 5346.415190] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5346.415193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5346.415193] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5346.415198] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5346.415200] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5346.415201] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5346.415202] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5346.415203] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5346.415204] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5346.415205] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5346.415207] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5346.415208] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5346.415209] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5346.415210] PKRU: 55555554 [ 5346.415210] Call Trace: [ 5346.415212] [ 5346.415214] __mptcp_try_fallback+0x49/0x90 [ 5346.415217] mptcp_sendmsg_frag+0x6c4/0x820 [ 5346.415219] __mptcp_retrans+0x1c2/0x3f0 [ 5346.415221] mptcp_release_cb+0x1f9/0x390 [ 5346.415224] release_sock+0x44/0x90 [ 5346.415226] mptcp_sendmsg+0x46e/0x6b0 [ 5346.415228] sock_write_iter+0xb5/0x140 [ 5346.415231] vfs_write+0x3cb/0x470 [ 5346.415235] ksys_write+0xb4/0xe0 [ 5346.415237] do_syscall_64+0xa4/0xfd0 [ 5346.415240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5346.415242] RIP: 0033:0x7ff9a3389257 [ 5346.415245] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5346.415246] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5346.415247] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5346.415248] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5346.415249] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5346.415250] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5346.415250] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5346.415252] [ 5389.472835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5389.473007] rcu: 0-....: (4746206 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1175606 [ 5389.473082] rcu: (t=4746225 jiffies g=207793 q=235 ncpus=4) [ 5389.473140] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5389.473143] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5389.473144] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 5389.473151] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 5389.473153] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5389.473154] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5389.473155] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5389.473156] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5389.473157] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5389.473158] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5389.473161] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5389.473162] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5389.473163] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5389.473164] PKRU: 55555554 [ 5389.473165] Call Trace: [ 5389.473167] [ 5389.473169] __mptcp_try_fallback+0x49/0x90 [ 5389.473173] mptcp_sendmsg_frag+0x6c4/0x820 [ 5389.473175] __mptcp_retrans+0x1c2/0x3f0 [ 5389.473177] mptcp_release_cb+0x1f9/0x390 [ 5389.473180] release_sock+0x44/0x90 [ 5389.473183] mptcp_sendmsg+0x46e/0x6b0 [ 5389.473185] sock_write_iter+0xb5/0x140 [ 5389.473188] vfs_write+0x3cb/0x470 [ 5389.473194] ksys_write+0xb4/0xe0 [ 5389.473196] do_syscall_64+0xa4/0xfd0 [ 5389.473200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5389.473202] RIP: 0033:0x7ff9a3389257 [ 5389.473204] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5389.473206] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5389.473207] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5389.473208] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5389.473209] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5389.473210] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5389.473210] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5389.473212] [ 5411.950851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4738723 jiffies s: 90761 root: 0x1/. [ 5411.951074] rcu: blocking rcu_node structures (internal RCU debug): [ 5411.951130] Sending NMI from CPU 3 to CPUs 0: [ 5411.951186] NMI backtrace for cpu 0 [ 5411.951193] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5411.951196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5411.951197] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5411.951205] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5411.951207] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5411.951209] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5411.951210] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5411.951211] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5411.951211] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5411.951212] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5411.951215] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5411.951216] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5411.951217] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5411.951218] PKRU: 55555554 [ 5411.951219] Call Trace: [ 5411.951221] [ 5411.951223] __mptcp_try_fallback+0x49/0x90 [ 5411.951227] mptcp_sendmsg_frag+0x6c4/0x820 [ 5411.951230] __mptcp_retrans+0x1c2/0x3f0 [ 5411.951232] mptcp_release_cb+0x1f9/0x390 [ 5411.951235] release_sock+0x44/0x90 [ 5411.951238] mptcp_sendmsg+0x46e/0x6b0 [ 5411.951240] sock_write_iter+0xb5/0x140 [ 5411.951244] vfs_write+0x3cb/0x470 [ 5411.951249] ksys_write+0xb4/0xe0 [ 5411.951252] do_syscall_64+0xa4/0xfd0 [ 5411.951255] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5411.951257] RIP: 0033:0x7ff9a3389257 [ 5411.951260] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5411.951262] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5411.951263] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5411.951264] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5411.951265] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5411.951265] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5411.951266] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5411.951268] [ 5452.475834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5452.476005] rcu: 0-....: (4809209 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1191343 [ 5452.476088] rcu: (t=4809228 jiffies g=207793 q=235 ncpus=4) [ 5452.476139] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5452.476141] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5452.476142] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 5452.476148] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 5452.476149] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5452.476152] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5452.476153] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5452.476154] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5452.476154] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5452.476155] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5452.476157] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5452.476159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5452.476159] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5452.476160] PKRU: 55555554 [ 5452.476161] Call Trace: [ 5452.476162] [ 5452.476164] __mptcp_try_fallback+0x49/0x90 [ 5452.476167] mptcp_sendmsg_frag+0x6c4/0x820 [ 5452.476170] __mptcp_retrans+0x1c2/0x3f0 [ 5452.476172] mptcp_release_cb+0x1f9/0x390 [ 5452.476174] release_sock+0x44/0x90 [ 5452.476178] mptcp_sendmsg+0x46e/0x6b0 [ 5452.476180] sock_write_iter+0xb5/0x140 [ 5452.476183] vfs_write+0x3cb/0x470 [ 5452.476187] ksys_write+0xb4/0xe0 [ 5452.476189] do_syscall_64+0xa4/0xfd0 [ 5452.476192] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5452.476195] RIP: 0033:0x7ff9a3389257 [ 5452.476197] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5452.476198] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5452.476200] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5452.476200] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5452.476201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5452.476202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5452.476203] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5452.476204] [ 5477.486849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4804259 jiffies s: 90761 root: 0x1/. [ 5477.487054] rcu: blocking rcu_node structures (internal RCU debug): [ 5477.487131] Sending NMI from CPU 3 to CPUs 0: [ 5477.487185] NMI backtrace for cpu 0 [ 5477.487191] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5477.487194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5477.487195] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5477.487201] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5477.487203] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5477.487205] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5477.487206] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5477.487207] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5477.487207] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5477.487208] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5477.487211] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5477.487212] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5477.487213] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5477.487214] PKRU: 55555554 [ 5477.487214] Call Trace: [ 5477.487216] [ 5477.487218] __mptcp_try_fallback+0x49/0x90 [ 5477.487223] mptcp_sendmsg_frag+0x6c4/0x820 [ 5477.487225] __mptcp_retrans+0x1c2/0x3f0 [ 5477.487228] mptcp_release_cb+0x1f9/0x390 [ 5477.487230] release_sock+0x44/0x90 [ 5477.487234] mptcp_sendmsg+0x46e/0x6b0 [ 5477.487236] sock_write_iter+0xb5/0x140 [ 5477.487240] vfs_write+0x3cb/0x470 [ 5477.487245] ksys_write+0xb4/0xe0 [ 5477.487247] do_syscall_64+0xa4/0xfd0 [ 5477.487251] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5477.487253] RIP: 0033:0x7ff9a3389257 [ 5477.487256] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5477.487257] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5477.487258] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5477.487259] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5477.487260] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5477.487261] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5477.487261] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5477.487263] [ 5515.478835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5515.478944] rcu: 0-....: (4872212 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1207027 [ 5515.479041] rcu: (t=4872231 jiffies g=207793 q=235 ncpus=4) [ 5515.479099] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5515.479101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5515.479103] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5515.479110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5515.479112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5515.479114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5515.479115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5515.479116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5515.479117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5515.479118] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5515.479121] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5515.479122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5515.479123] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5515.479124] PKRU: 55555554 [ 5515.479125] Call Trace: [ 5515.479126] [ 5515.479128] __mptcp_try_fallback+0x49/0x90 [ 5515.479132] mptcp_sendmsg_frag+0x6c4/0x820 [ 5515.479135] __mptcp_retrans+0x1c2/0x3f0 [ 5515.479137] mptcp_release_cb+0x1f9/0x390 [ 5515.479140] release_sock+0x44/0x90 [ 5515.479142] mptcp_sendmsg+0x46e/0x6b0 [ 5515.479145] sock_write_iter+0xb5/0x140 [ 5515.479148] vfs_write+0x3cb/0x470 [ 5515.479153] ksys_write+0xb4/0xe0 [ 5515.479155] do_syscall_64+0xa4/0xfd0 [ 5515.479158] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5515.479161] RIP: 0033:0x7ff9a3389257 [ 5515.479163] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5515.479164] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5515.479166] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5515.479166] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5515.479167] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5515.479168] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5515.479169] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5515.479170] [ 5543.022849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4869795 jiffies s: 90761 root: 0x1/. [ 5543.022978] rcu: blocking rcu_node structures (internal RCU debug): [ 5543.023023] Sending NMI from CPU 3 to CPUs 0: [ 5543.023072] NMI backtrace for cpu 0 [ 5543.023076] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5543.023078] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5543.023080] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5543.023086] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5543.023087] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5543.023090] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5543.023091] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5543.023092] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5543.023093] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5543.023093] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5543.023096] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5543.023097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5543.023098] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5543.023099] PKRU: 55555554 [ 5543.023099] Call Trace: [ 5543.023101] [ 5543.023102] __mptcp_try_fallback+0x49/0x90 [ 5543.023106] mptcp_sendmsg_frag+0x6c4/0x820 [ 5543.023109] __mptcp_retrans+0x1c2/0x3f0 [ 5543.023111] mptcp_release_cb+0x1f9/0x390 [ 5543.023113] release_sock+0x44/0x90 [ 5543.023116] mptcp_sendmsg+0x46e/0x6b0 [ 5543.023119] sock_write_iter+0xb5/0x140 [ 5543.023122] vfs_write+0x3cb/0x470 [ 5543.023127] ksys_write+0xb4/0xe0 [ 5543.023129] do_syscall_64+0xa4/0xfd0 [ 5543.023132] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5543.023134] RIP: 0033:0x7ff9a3389257 [ 5543.023138] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5543.023139] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5543.023141] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5543.023141] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5543.023142] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5543.023143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5543.023144] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5543.023146] [ 5578.481835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5578.481999] rcu: 0-....: (4935215 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1222776 [ 5578.482074] rcu: (t=4935234 jiffies g=207793 q=236 ncpus=4) [ 5578.482125] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5578.482127] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5578.482128] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5578.482133] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5578.482135] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5578.482137] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5578.482138] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5578.482138] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5578.482139] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5578.482140] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5578.482143] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5578.482144] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5578.482145] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5578.482146] PKRU: 55555554 [ 5578.482146] Call Trace: [ 5578.482148] [ 5578.482150] __mptcp_try_fallback+0x49/0x90 [ 5578.482154] mptcp_sendmsg_frag+0x6c4/0x820 [ 5578.482156] __mptcp_retrans+0x1c2/0x3f0 [ 5578.482158] mptcp_release_cb+0x1f9/0x390 [ 5578.482161] release_sock+0x44/0x90 [ 5578.482164] mptcp_sendmsg+0x46e/0x6b0 [ 5578.482166] sock_write_iter+0xb5/0x140 [ 5578.482169] vfs_write+0x3cb/0x470 [ 5578.482174] ksys_write+0xb4/0xe0 [ 5578.482176] do_syscall_64+0xa4/0xfd0 [ 5578.482179] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5578.482180] RIP: 0033:0x7ff9a3389257 [ 5578.482182] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5578.482184] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5578.482185] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5578.482186] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5578.482187] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5578.482188] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5578.482188] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5578.482190] [ 5608.558847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 4935331 jiffies s: 90761 root: 0x1/. [ 5608.559049] rcu: blocking rcu_node structures (internal RCU debug): [ 5608.559092] Sending NMI from CPU 3 to CPUs 0: [ 5608.559139] NMI backtrace for cpu 0 [ 5608.559142] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5608.559145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5608.559145] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5608.559149] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5608.559151] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5608.559152] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5608.559153] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5608.559154] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5608.559155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5608.559155] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5608.559158] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5608.559159] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5608.559160] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5608.559161] PKRU: 55555554 [ 5608.559161] Call Trace: [ 5608.559163] [ 5608.559164] __mptcp_try_fallback+0x49/0x90 [ 5608.559167] mptcp_sendmsg_frag+0x6c4/0x820 [ 5608.559170] __mptcp_retrans+0x1c2/0x3f0 [ 5608.559172] mptcp_release_cb+0x1f9/0x390 [ 5608.559174] release_sock+0x44/0x90 [ 5608.559176] mptcp_sendmsg+0x46e/0x6b0 [ 5608.559178] sock_write_iter+0xb5/0x140 [ 5608.559181] vfs_write+0x3cb/0x470 [ 5608.559185] ksys_write+0xb4/0xe0 [ 5608.559187] do_syscall_64+0xa4/0xfd0 [ 5608.559189] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5608.559191] RIP: 0033:0x7ff9a3389257 [ 5608.559192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5608.559193] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5608.559194] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5608.559195] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5608.559195] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5608.559196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5608.559197] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5608.559198] [ 5641.484835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5641.485020] rcu: 0-....: (4998218 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1238519 [ 5641.485098] rcu: (t=4998237 jiffies g=207793 q=236 ncpus=4) [ 5641.485150] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5641.485152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5641.485153] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5641.485159] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5641.485160] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5641.485162] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5641.485163] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5641.485163] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5641.485164] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5641.485165] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5641.485168] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5641.485169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5641.485170] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5641.485170] PKRU: 55555554 [ 5641.485171] Call Trace: [ 5641.485172] [ 5641.485174] __mptcp_try_fallback+0x49/0x90 [ 5641.485178] mptcp_sendmsg_frag+0x6c4/0x820 [ 5641.485180] __mptcp_retrans+0x1c2/0x3f0 [ 5641.485182] mptcp_release_cb+0x1f9/0x390 [ 5641.485185] release_sock+0x44/0x90 [ 5641.485188] mptcp_sendmsg+0x46e/0x6b0 [ 5641.485190] sock_write_iter+0xb5/0x140 [ 5641.485194] vfs_write+0x3cb/0x470 [ 5641.485197] ksys_write+0xb4/0xe0 [ 5641.485199] do_syscall_64+0xa4/0xfd0 [ 5641.485202] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5641.485204] RIP: 0033:0x7ff9a3389257 [ 5641.485207] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5641.485208] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5641.485209] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5641.485210] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5641.485211] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5641.485212] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5641.485213] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5641.485214] [ 5674.094844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5000867 jiffies s: 90761 root: 0x1/. [ 5674.095070] rcu: blocking rcu_node structures (internal RCU debug): [ 5674.095114] Sending NMI from CPU 3 to CPUs 0: [ 5674.095164] NMI backtrace for cpu 0 [ 5674.095168] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5674.095170] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5674.095171] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5674.095177] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5674.095179] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5674.095181] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5674.095182] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5674.095183] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5674.095184] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5674.095184] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5674.095187] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5674.095188] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5674.095189] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5674.095190] PKRU: 55555554 [ 5674.095190] Call Trace: [ 5674.095193] [ 5674.095194] __mptcp_try_fallback+0x49/0x90 [ 5674.095198] mptcp_sendmsg_frag+0x6c4/0x820 [ 5674.095200] __mptcp_retrans+0x1c2/0x3f0 [ 5674.095202] mptcp_release_cb+0x1f9/0x390 [ 5674.095205] release_sock+0x44/0x90 [ 5674.095208] mptcp_sendmsg+0x46e/0x6b0 [ 5674.095210] sock_write_iter+0xb5/0x140 [ 5674.095213] vfs_write+0x3cb/0x470 [ 5674.095218] ksys_write+0xb4/0xe0 [ 5674.095220] do_syscall_64+0xa4/0xfd0 [ 5674.095223] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5674.095225] RIP: 0033:0x7ff9a3389257 [ 5674.095228] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5674.095229] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5674.095231] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5674.095231] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5674.095232] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5674.095233] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5674.095234] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5674.095235] [ 5704.487834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5704.488006] rcu: 0-....: (5061221 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1254269 [ 5704.488079] rcu: (t=5061240 jiffies g=207793 q=236 ncpus=4) [ 5704.488126] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5704.488128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5704.488129] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5704.488136] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5704.488137] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5704.488139] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5704.488140] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5704.488141] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5704.488142] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5704.488143] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5704.488146] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5704.488147] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5704.488148] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5704.488149] PKRU: 55555554 [ 5704.488149] Call Trace: [ 5704.488152] [ 5704.488154] __mptcp_try_fallback+0x49/0x90 [ 5704.488157] mptcp_sendmsg_frag+0x6c4/0x820 [ 5704.488160] __mptcp_retrans+0x1c2/0x3f0 [ 5704.488162] mptcp_release_cb+0x1f9/0x390 [ 5704.488165] release_sock+0x44/0x90 [ 5704.488168] mptcp_sendmsg+0x46e/0x6b0 [ 5704.488170] sock_write_iter+0xb5/0x140 [ 5704.488174] vfs_write+0x3cb/0x470 [ 5704.488178] ksys_write+0xb4/0xe0 [ 5704.488181] do_syscall_64+0xa4/0xfd0 [ 5704.488184] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5704.488186] RIP: 0033:0x7ff9a3389257 [ 5704.488189] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5704.488190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5704.488192] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5704.488192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5704.488193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5704.488194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5704.488195] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5704.488196] [ 5739.630846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5066403 jiffies s: 90761 root: 0x1/. [ 5739.631043] rcu: blocking rcu_node structures (internal RCU debug): [ 5739.631092] Sending NMI from CPU 3 to CPUs 0: [ 5739.631140] NMI backtrace for cpu 0 [ 5739.631144] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5739.631146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5739.631148] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 5739.631153] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 5739.631155] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5739.631157] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5739.631158] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5739.631159] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5739.631160] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5739.631160] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5739.631163] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5739.631164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5739.631165] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5739.631166] PKRU: 55555554 [ 5739.631166] Call Trace: [ 5739.631167] [ 5739.631169] __mptcp_try_fallback+0x49/0x90 [ 5739.631173] mptcp_sendmsg_frag+0x6c4/0x820 [ 5739.631175] __mptcp_retrans+0x1c2/0x3f0 [ 5739.631177] mptcp_release_cb+0x1f9/0x390 [ 5739.631180] release_sock+0x44/0x90 [ 5739.631183] mptcp_sendmsg+0x46e/0x6b0 [ 5739.631185] sock_write_iter+0xb5/0x140 [ 5739.631188] vfs_write+0x3cb/0x470 [ 5739.631193] ksys_write+0xb4/0xe0 [ 5739.631195] do_syscall_64+0xa4/0xfd0 [ 5739.631198] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5739.631200] RIP: 0033:0x7ff9a3389257 [ 5739.631202] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5739.631203] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5739.631205] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5739.631206] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5739.631207] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5739.631207] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5739.631208] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5739.631210] [ 5767.490834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5767.490997] rcu: 0-....: (5124224 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1270019 [ 5767.491074] rcu: (t=5124243 jiffies g=207793 q=236 ncpus=4) [ 5767.491119] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5767.491121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5767.491123] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5767.491129] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5767.491130] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5767.491132] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5767.491133] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5767.491134] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5767.491135] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5767.491136] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5767.491138] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5767.491139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5767.491140] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5767.491141] PKRU: 55555554 [ 5767.491142] Call Trace: [ 5767.491144] [ 5767.491146] __mptcp_try_fallback+0x49/0x90 [ 5767.491150] mptcp_sendmsg_frag+0x6c4/0x820 [ 5767.491152] __mptcp_retrans+0x1c2/0x3f0 [ 5767.491154] mptcp_release_cb+0x1f9/0x390 [ 5767.491157] release_sock+0x44/0x90 [ 5767.491160] mptcp_sendmsg+0x46e/0x6b0 [ 5767.491162] sock_write_iter+0xb5/0x140 [ 5767.491166] vfs_write+0x3cb/0x470 [ 5767.491171] ksys_write+0xb4/0xe0 [ 5767.491173] do_syscall_64+0xa4/0xfd0 [ 5767.491176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5767.491179] RIP: 0033:0x7ff9a3389257 [ 5767.491181] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5767.491182] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5767.491183] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5767.491184] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5767.491185] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5767.491186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5767.491187] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5767.491188] [ 5805.166846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5131939 jiffies s: 90761 root: 0x1/. [ 5805.167038] rcu: blocking rcu_node structures (internal RCU debug): [ 5805.167087] Sending NMI from CPU 3 to CPUs 0: [ 5805.167136] NMI backtrace for cpu 0 [ 5805.167140] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5805.167142] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5805.167143] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5805.167149] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5805.167151] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5805.167153] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5805.167154] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5805.167154] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5805.167155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5805.167156] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5805.167158] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5805.167160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5805.167160] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5805.167161] PKRU: 55555554 [ 5805.167162] Call Trace: [ 5805.167163] [ 5805.167165] __mptcp_try_fallback+0x49/0x90 [ 5805.167169] mptcp_sendmsg_frag+0x6c4/0x820 [ 5805.167171] __mptcp_retrans+0x1c2/0x3f0 [ 5805.167173] mptcp_release_cb+0x1f9/0x390 [ 5805.167176] release_sock+0x44/0x90 [ 5805.167179] mptcp_sendmsg+0x46e/0x6b0 [ 5805.167182] sock_write_iter+0xb5/0x140 [ 5805.167185] vfs_write+0x3cb/0x470 [ 5805.167190] ksys_write+0xb4/0xe0 [ 5805.167192] do_syscall_64+0xa4/0xfd0 [ 5805.167195] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5805.167197] RIP: 0033:0x7ff9a3389257 [ 5805.167200] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5805.167201] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5805.167202] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5805.167203] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5805.167204] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5805.167205] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5805.167205] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5805.167207] [ 5830.493834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5830.493924] rcu: 0-....: (5187227 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1285770 [ 5830.494007] rcu: (t=5187246 jiffies g=207793 q=236 ncpus=4) [ 5830.494052] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5830.494054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5830.494055] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5830.494062] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5830.494064] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5830.494065] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5830.494066] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5830.494067] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5830.494068] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5830.494069] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5830.494071] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5830.494072] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5830.494073] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5830.494074] PKRU: 55555554 [ 5830.494075] Call Trace: [ 5830.494076] [ 5830.494078] __mptcp_try_fallback+0x49/0x90 [ 5830.494082] mptcp_sendmsg_frag+0x6c4/0x820 [ 5830.494084] __mptcp_retrans+0x1c2/0x3f0 [ 5830.494087] mptcp_release_cb+0x1f9/0x390 [ 5830.494090] release_sock+0x44/0x90 [ 5830.494093] mptcp_sendmsg+0x46e/0x6b0 [ 5830.494095] sock_write_iter+0xb5/0x140 [ 5830.494099] vfs_write+0x3cb/0x470 [ 5830.494103] ksys_write+0xb4/0xe0 [ 5830.494106] do_syscall_64+0xa4/0xfd0 [ 5830.494109] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5830.494111] RIP: 0033:0x7ff9a3389257 [ 5830.494113] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5830.494114] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5830.494116] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5830.494117] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5830.494117] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5830.494118] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5830.494119] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5830.494120] [ 5870.702854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5197475 jiffies s: 90761 root: 0x1/. [ 5870.702992] rcu: blocking rcu_node structures (internal RCU debug): [ 5870.703036] Sending NMI from CPU 3 to CPUs 0: [ 5870.703086] NMI backtrace for cpu 0 [ 5870.703090] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5870.703093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5870.703094] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5870.703101] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5870.703102] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5870.703104] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5870.703105] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5870.703106] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5870.703107] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5870.703107] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5870.703110] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5870.703111] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5870.703112] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5870.703113] PKRU: 55555554 [ 5870.703113] Call Trace: [ 5870.703115] [ 5870.703118] __mptcp_try_fallback+0x49/0x90 [ 5870.703122] mptcp_sendmsg_frag+0x6c4/0x820 [ 5870.703125] __mptcp_retrans+0x1c2/0x3f0 [ 5870.703127] mptcp_release_cb+0x1f9/0x390 [ 5870.703130] release_sock+0x44/0x90 [ 5870.703133] mptcp_sendmsg+0x46e/0x6b0 [ 5870.703135] sock_write_iter+0xb5/0x140 [ 5870.703138] vfs_write+0x3cb/0x470 [ 5870.703144] ksys_write+0xb4/0xe0 [ 5870.703146] do_syscall_64+0xa4/0xfd0 [ 5870.703149] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5870.703152] RIP: 0033:0x7ff9a3389257 [ 5870.703154] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5870.703155] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5870.703157] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5870.703158] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5870.703159] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5870.703159] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5870.703160] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5870.703162] [ 5893.496834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5893.496921] rcu: 0-....: (5250230 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1301517 [ 5893.497001] rcu: (t=5250249 jiffies g=207793 q=236 ncpus=4) [ 5893.497054] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5893.497056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5893.497057] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 5893.497064] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 5893.497065] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5893.497067] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5893.497068] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5893.497069] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5893.497070] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5893.497071] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5893.497073] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5893.497074] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5893.497075] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5893.497076] PKRU: 55555554 [ 5893.497077] Call Trace: [ 5893.497078] [ 5893.497081] __mptcp_try_fallback+0x49/0x90 [ 5893.497085] mptcp_sendmsg_frag+0x6c4/0x820 [ 5893.497088] __mptcp_retrans+0x1c2/0x3f0 [ 5893.497090] mptcp_release_cb+0x1f9/0x390 [ 5893.497093] release_sock+0x44/0x90 [ 5893.497096] mptcp_sendmsg+0x46e/0x6b0 [ 5893.497099] sock_write_iter+0xb5/0x140 [ 5893.497102] vfs_write+0x3cb/0x470 [ 5893.497107] ksys_write+0xb4/0xe0 [ 5893.497109] do_syscall_64+0xa4/0xfd0 [ 5893.497113] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5893.497115] RIP: 0033:0x7ff9a3389257 [ 5893.497117] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5893.497118] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5893.497120] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5893.497121] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5893.497121] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5893.497122] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5893.497123] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5893.497124] [ 5936.238850] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5263011 jiffies s: 90761 root: 0x1/. [ 5936.239002] rcu: blocking rcu_node structures (internal RCU debug): [ 5936.239048] Sending NMI from CPU 3 to CPUs 0: [ 5936.239101] NMI backtrace for cpu 0 [ 5936.239106] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5936.239109] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5936.239110] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5936.239116] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5936.239118] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5936.239120] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5936.239121] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5936.239122] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5936.239122] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5936.239123] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5936.239126] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5936.239127] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5936.239128] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5936.239129] PKRU: 55555554 [ 5936.239129] Call Trace: [ 5936.239131] [ 5936.239133] __mptcp_try_fallback+0x49/0x90 [ 5936.239137] mptcp_sendmsg_frag+0x6c4/0x820 [ 5936.239139] __mptcp_retrans+0x1c2/0x3f0 [ 5936.239141] mptcp_release_cb+0x1f9/0x390 [ 5936.239144] release_sock+0x44/0x90 [ 5936.239147] mptcp_sendmsg+0x46e/0x6b0 [ 5936.239149] sock_write_iter+0xb5/0x140 [ 5936.239153] vfs_write+0x3cb/0x470 [ 5936.239157] ksys_write+0xb4/0xe0 [ 5936.239160] do_syscall_64+0xa4/0xfd0 [ 5936.239163] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5936.239165] RIP: 0033:0x7ff9a3389257 [ 5936.239167] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5936.239168] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5936.239170] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5936.239171] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5936.239171] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5936.239172] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5936.239173] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5936.239175] [ 5956.499835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 5956.499929] rcu: 0-....: (5313233 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1317264 [ 5956.500006] rcu: (t=5313252 jiffies g=207793 q=236 ncpus=4) [ 5956.500052] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 5956.500054] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 5956.500055] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 5956.500061] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 5956.500063] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 5956.500064] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 5956.500065] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 5956.500066] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 5956.500067] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 5956.500067] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 5956.500070] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 5956.500071] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 5956.500072] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 5956.500073] PKRU: 55555554 [ 5956.500073] Call Trace: [ 5956.500075] [ 5956.500077] __mptcp_try_fallback+0x49/0x90 [ 5956.500080] mptcp_sendmsg_frag+0x6c4/0x820 [ 5956.500082] __mptcp_retrans+0x1c2/0x3f0 [ 5956.500084] mptcp_release_cb+0x1f9/0x390 [ 5956.500087] release_sock+0x44/0x90 [ 5956.500090] mptcp_sendmsg+0x46e/0x6b0 [ 5956.500092] sock_write_iter+0xb5/0x140 [ 5956.500096] vfs_write+0x3cb/0x470 [ 5956.500100] ksys_write+0xb4/0xe0 [ 5956.500102] do_syscall_64+0xa4/0xfd0 [ 5956.500106] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 5956.500107] RIP: 0033:0x7ff9a3389257 [ 5956.500110] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 5956.500111] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 5956.500112] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 5956.500113] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 5956.500114] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 5956.500115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 5956.500116] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 5956.500117] [ 6001.774842] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5328547 jiffies s: 90761 root: 0x1/. [ 6001.774976] rcu: blocking rcu_node structures (internal RCU debug): [ 6001.775020] Sending NMI from CPU 3 to CPUs 0: [ 6001.775069] NMI backtrace for cpu 0 [ 6001.775074] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6001.775076] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6001.775077] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6001.775083] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6001.775084] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6001.775086] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6001.775087] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6001.775088] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6001.775089] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6001.775089] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6001.775092] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6001.775093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6001.775094] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6001.775095] PKRU: 55555554 [ 6001.775095] Call Trace: [ 6001.775097] [ 6001.775098] __mptcp_try_fallback+0x49/0x90 [ 6001.775102] mptcp_sendmsg_frag+0x6c4/0x820 [ 6001.775104] __mptcp_retrans+0x1c2/0x3f0 [ 6001.775107] mptcp_release_cb+0x1f9/0x390 [ 6001.775109] release_sock+0x44/0x90 [ 6001.775112] mptcp_sendmsg+0x46e/0x6b0 [ 6001.775114] sock_write_iter+0xb5/0x140 [ 6001.775118] vfs_write+0x3cb/0x470 [ 6001.775122] ksys_write+0xb4/0xe0 [ 6001.775124] do_syscall_64+0xa4/0xfd0 [ 6001.775127] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6001.775129] RIP: 0033:0x7ff9a3389257 [ 6001.775132] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6001.775133] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6001.775134] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6001.775135] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6001.775136] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6001.775136] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6001.775137] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6001.775139] [ 6019.502835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6019.502936] rcu: 0-....: (5376236 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1332987 [ 6019.503012] rcu: (t=5376255 jiffies g=207793 q=236 ncpus=4) [ 6019.503078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6019.503080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6019.503082] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6019.503087] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6019.503088] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6019.503090] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6019.503092] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6019.503092] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6019.503093] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6019.503094] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6019.503097] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6019.503098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6019.503099] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6019.503100] PKRU: 55555554 [ 6019.503101] Call Trace: [ 6019.503102] [ 6019.503104] __mptcp_try_fallback+0x49/0x90 [ 6019.503108] mptcp_sendmsg_frag+0x6c4/0x820 [ 6019.503110] __mptcp_retrans+0x1c2/0x3f0 [ 6019.503113] mptcp_release_cb+0x1f9/0x390 [ 6019.503115] release_sock+0x44/0x90 [ 6019.503118] mptcp_sendmsg+0x46e/0x6b0 [ 6019.503121] sock_write_iter+0xb5/0x140 [ 6019.503124] vfs_write+0x3cb/0x470 [ 6019.503128] ksys_write+0xb4/0xe0 [ 6019.503130] do_syscall_64+0xa4/0xfd0 [ 6019.503133] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6019.503135] RIP: 0033:0x7ff9a3389257 [ 6019.503138] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6019.503139] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6019.503140] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6019.503141] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6019.503142] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6019.503143] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6019.503144] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6019.503145] [ 6067.310847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5394083 jiffies s: 90761 root: 0x1/. [ 6067.310978] rcu: blocking rcu_node structures (internal RCU debug): [ 6067.311036] Sending NMI from CPU 3 to CPUs 0: [ 6067.311085] NMI backtrace for cpu 0 [ 6067.311089] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6067.311092] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6067.311093] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 6067.311099] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 6067.311101] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6067.311102] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6067.311104] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6067.311104] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6067.311105] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6067.311106] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6067.311108] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6067.311110] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6067.311110] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6067.311111] PKRU: 55555554 [ 6067.311112] Call Trace: [ 6067.311113] [ 6067.311115] __mptcp_try_fallback+0x49/0x90 [ 6067.311119] mptcp_sendmsg_frag+0x6c4/0x820 [ 6067.311121] __mptcp_retrans+0x1c2/0x3f0 [ 6067.311123] mptcp_release_cb+0x1f9/0x390 [ 6067.311126] release_sock+0x44/0x90 [ 6067.311129] mptcp_sendmsg+0x46e/0x6b0 [ 6067.311132] sock_write_iter+0xb5/0x140 [ 6067.311135] vfs_write+0x3cb/0x470 [ 6067.311140] ksys_write+0xb4/0xe0 [ 6067.311142] do_syscall_64+0xa4/0xfd0 [ 6067.311145] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6067.311148] RIP: 0033:0x7ff9a3389257 [ 6067.311151] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6067.311152] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6067.311153] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6067.311154] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6067.311155] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6067.311156] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6067.311156] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6067.311158] [ 6082.505834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6082.505929] rcu: 0-....: (5439239 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1348708 [ 6082.506006] rcu: (t=5439258 jiffies g=207793 q=236 ncpus=4) [ 6082.506061] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6082.506063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6082.506064] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6082.506070] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6082.506071] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6082.506073] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6082.506074] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6082.506075] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6082.506076] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6082.506076] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6082.506079] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6082.506080] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6082.506081] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6082.506082] PKRU: 55555554 [ 6082.506083] Call Trace: [ 6082.506084] [ 6082.506086] __mptcp_try_fallback+0x49/0x90 [ 6082.506089] mptcp_sendmsg_frag+0x6c4/0x820 [ 6082.506092] __mptcp_retrans+0x1c2/0x3f0 [ 6082.506094] mptcp_release_cb+0x1f9/0x390 [ 6082.506097] release_sock+0x44/0x90 [ 6082.506100] mptcp_sendmsg+0x46e/0x6b0 [ 6082.506102] sock_write_iter+0xb5/0x140 [ 6082.506106] vfs_write+0x3cb/0x470 [ 6082.506110] ksys_write+0xb4/0xe0 [ 6082.506112] do_syscall_64+0xa4/0xfd0 [ 6082.506115] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6082.506117] RIP: 0033:0x7ff9a3389257 [ 6082.506120] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6082.506121] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6082.506123] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6082.506124] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6082.506124] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6082.506125] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6082.506126] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6082.506128] [ 6132.846847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5459619 jiffies s: 90761 root: 0x1/. [ 6132.846989] rcu: blocking rcu_node structures (internal RCU debug): [ 6132.847050] Sending NMI from CPU 3 to CPUs 0: [ 6132.847098] NMI backtrace for cpu 0 [ 6132.847103] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6132.847105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6132.847106] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6132.847113] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6132.847115] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6132.847116] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6132.847118] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6132.847123] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6132.847124] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6132.847125] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6132.847127] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6132.847128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6132.847129] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6132.847130] PKRU: 55555554 [ 6132.847130] Call Trace: [ 6132.847132] [ 6132.847134] __mptcp_try_fallback+0x49/0x90 [ 6132.847139] mptcp_sendmsg_frag+0x6c4/0x820 [ 6132.847141] __mptcp_retrans+0x1c2/0x3f0 [ 6132.847143] mptcp_release_cb+0x1f9/0x390 [ 6132.847146] release_sock+0x44/0x90 [ 6132.847150] mptcp_sendmsg+0x46e/0x6b0 [ 6132.847152] sock_write_iter+0xb5/0x140 [ 6132.847155] vfs_write+0x3cb/0x470 [ 6132.847161] ksys_write+0xb4/0xe0 [ 6132.847163] do_syscall_64+0xa4/0xfd0 [ 6132.847166] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6132.847169] RIP: 0033:0x7ff9a3389257 [ 6132.847171] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6132.847172] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6132.847174] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6132.847175] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6132.847176] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6132.847176] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6132.847177] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6132.847179] [ 6145.508834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6145.508929] rcu: 0-....: (5502242 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1364417 [ 6145.509013] rcu: (t=5502261 jiffies g=207793 q=236 ncpus=4) [ 6145.509076] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6145.509079] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6145.509079] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 6145.509084] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 6145.509085] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6145.509087] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6145.509088] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6145.509089] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6145.509090] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6145.509090] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6145.509093] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6145.509094] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6145.509095] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6145.509095] PKRU: 55555554 [ 6145.509096] Call Trace: [ 6145.509097] [ 6145.509099] __mptcp_try_fallback+0x49/0x90 [ 6145.509101] mptcp_sendmsg_frag+0x6c4/0x820 [ 6145.509104] __mptcp_retrans+0x1c2/0x3f0 [ 6145.509106] mptcp_release_cb+0x1f9/0x390 [ 6145.509108] release_sock+0x44/0x90 [ 6145.509110] mptcp_sendmsg+0x46e/0x6b0 [ 6145.509112] sock_write_iter+0xb5/0x140 [ 6145.509115] vfs_write+0x3cb/0x470 [ 6145.509119] ksys_write+0xb4/0xe0 [ 6145.509121] do_syscall_64+0xa4/0xfd0 [ 6145.509123] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6145.509125] RIP: 0033:0x7ff9a3389257 [ 6145.509127] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6145.509128] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6145.509129] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6145.509130] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6145.509131] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6145.509131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6145.509132] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6145.509134] [ 6198.382863] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5525155 jiffies s: 90761 root: 0x1/. [ 6198.383026] rcu: blocking rcu_node structures (internal RCU debug): [ 6198.383070] Sending NMI from CPU 3 to CPUs 0: [ 6198.383120] NMI backtrace for cpu 0 [ 6198.383125] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6198.383128] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6198.383129] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6198.383136] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6198.383138] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6198.383140] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6198.383141] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6198.383142] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6198.383143] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6198.383144] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6198.383147] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6198.383148] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6198.383149] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6198.383150] PKRU: 55555554 [ 6198.383150] Call Trace: [ 6198.383152] [ 6198.383155] __mptcp_try_fallback+0x49/0x90 [ 6198.383159] mptcp_sendmsg_frag+0x6c4/0x820 [ 6198.383161] __mptcp_retrans+0x1c2/0x3f0 [ 6198.383164] mptcp_release_cb+0x1f9/0x390 [ 6198.383166] release_sock+0x44/0x90 [ 6198.383170] mptcp_sendmsg+0x46e/0x6b0 [ 6198.383172] sock_write_iter+0xb5/0x140 [ 6198.383175] vfs_write+0x3cb/0x470 [ 6198.383181] ksys_write+0xb4/0xe0 [ 6198.383183] do_syscall_64+0xa4/0xfd0 [ 6198.383186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6198.383189] RIP: 0033:0x7ff9a3389257 [ 6198.383191] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6198.383192] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6198.383194] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6198.383195] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6198.383196] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6198.383196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6198.383197] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6198.383199] [ 6208.511834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6208.512000] rcu: 0-....: (5565245 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1380133 [ 6208.512075] rcu: (t=5565264 jiffies g=207793 q=236 ncpus=4) [ 6208.512120] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6208.512122] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6208.512123] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6208.512127] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6208.512128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6208.512130] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6208.512131] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6208.512131] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6208.512132] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6208.512133] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6208.512135] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6208.512136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6208.512137] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6208.512138] PKRU: 55555554 [ 6208.512139] Call Trace: [ 6208.512139] [ 6208.512140] __mptcp_try_fallback+0x49/0x90 [ 6208.512143] mptcp_sendmsg_frag+0x6c4/0x820 [ 6208.512145] __mptcp_retrans+0x1c2/0x3f0 [ 6208.512147] mptcp_release_cb+0x1f9/0x390 [ 6208.512149] release_sock+0x44/0x90 [ 6208.512152] mptcp_sendmsg+0x46e/0x6b0 [ 6208.512154] sock_write_iter+0xb5/0x140 [ 6208.512156] vfs_write+0x3cb/0x470 [ 6208.512159] ksys_write+0xb4/0xe0 [ 6208.512161] do_syscall_64+0xa4/0xfd0 [ 6208.512163] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6208.512165] RIP: 0033:0x7ff9a3389257 [ 6208.512166] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6208.512167] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6208.512169] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6208.512169] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6208.512170] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6208.512171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6208.512172] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6208.512173] [ 6263.918848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5590691 jiffies s: 90761 root: 0x1/. [ 6263.919051] rcu: blocking rcu_node structures (internal RCU debug): [ 6263.919103] Sending NMI from CPU 3 to CPUs 0: [ 6263.919152] NMI backtrace for cpu 0 [ 6263.919156] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6263.919158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6263.919160] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6263.919166] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6263.919168] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6263.919169] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6263.919171] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6263.919171] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6263.919172] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6263.919173] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6263.919176] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6263.919177] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6263.919178] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6263.919179] PKRU: 55555554 [ 6263.919180] Call Trace: [ 6263.919182] [ 6263.919184] __mptcp_try_fallback+0x49/0x90 [ 6263.919188] mptcp_sendmsg_frag+0x6c4/0x820 [ 6263.919190] __mptcp_retrans+0x1c2/0x3f0 [ 6263.919192] mptcp_release_cb+0x1f9/0x390 [ 6263.919195] release_sock+0x44/0x90 [ 6263.919198] mptcp_sendmsg+0x46e/0x6b0 [ 6263.919201] sock_write_iter+0xb5/0x140 [ 6263.919204] vfs_write+0x3cb/0x470 [ 6263.919208] ksys_write+0xb4/0xe0 [ 6263.919211] do_syscall_64+0xa4/0xfd0 [ 6263.919213] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6263.919216] RIP: 0033:0x7ff9a3389257 [ 6263.919218] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6263.919220] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6263.919221] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6263.919222] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6263.919223] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6263.919224] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6263.919224] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6263.919226] [ 6271.514834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6271.514995] rcu: 0-....: (5628248 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1395793 [ 6271.515069] rcu: (t=5628267 jiffies g=207793 q=236 ncpus=4) [ 6271.515112] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6271.515114] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6271.515115] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6271.515119] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6271.515120] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6271.515122] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6271.515123] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6271.515123] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6271.515124] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6271.515125] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6271.515127] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6271.515128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6271.515129] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6271.515129] PKRU: 55555554 [ 6271.515130] Call Trace: [ 6271.515131] [ 6271.515132] __mptcp_try_fallback+0x49/0x90 [ 6271.515135] mptcp_sendmsg_frag+0x6c4/0x820 [ 6271.515137] __mptcp_retrans+0x1c2/0x3f0 [ 6271.515140] mptcp_release_cb+0x1f9/0x390 [ 6271.515142] release_sock+0x44/0x90 [ 6271.515145] mptcp_sendmsg+0x46e/0x6b0 [ 6271.515147] sock_write_iter+0xb5/0x140 [ 6271.515150] vfs_write+0x3cb/0x470 [ 6271.515154] ksys_write+0xb4/0xe0 [ 6271.515156] do_syscall_64+0xa4/0xfd0 [ 6271.515159] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6271.515161] RIP: 0033:0x7ff9a3389257 [ 6271.515162] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6271.515163] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6271.515165] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6271.515165] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6271.515166] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6271.515167] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6271.515168] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6271.515169] [ 6329.454846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5656227 jiffies s: 90761 root: 0x1/. [ 6329.455051] rcu: blocking rcu_node structures (internal RCU debug): [ 6329.455103] Sending NMI from CPU 3 to CPUs 0: [ 6329.455152] NMI backtrace for cpu 0 [ 6329.455157] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6329.455159] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6329.455161] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6329.455168] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6329.455169] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6329.455171] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6329.455172] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6329.455173] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6329.455174] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6329.455174] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6329.455177] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6329.455179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6329.455179] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6329.455180] PKRU: 55555554 [ 6329.455181] Call Trace: [ 6329.455183] [ 6329.455185] __mptcp_try_fallback+0x49/0x90 [ 6329.455190] mptcp_sendmsg_frag+0x6c4/0x820 [ 6329.455192] __mptcp_retrans+0x1c2/0x3f0 [ 6329.455194] mptcp_release_cb+0x1f9/0x390 [ 6329.455197] release_sock+0x44/0x90 [ 6329.455200] mptcp_sendmsg+0x46e/0x6b0 [ 6329.455203] sock_write_iter+0xb5/0x140 [ 6329.455206] vfs_write+0x3cb/0x470 [ 6329.455212] ksys_write+0xb4/0xe0 [ 6329.455214] do_syscall_64+0xa4/0xfd0 [ 6329.455217] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6329.455219] RIP: 0033:0x7ff9a3389257 [ 6329.455222] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6329.455223] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6329.455224] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6329.455225] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6329.455226] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6329.455227] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6329.455227] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6329.455229] [ 6334.517834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6334.517986] rcu: 0-....: (5691251 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1411465 [ 6334.518068] rcu: (t=5691270 jiffies g=207793 q=236 ncpus=4) [ 6334.518114] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6334.518116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6334.518117] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6334.518122] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6334.518123] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6334.518125] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6334.518126] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6334.518126] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6334.518127] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6334.518128] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6334.518130] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6334.518131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6334.518132] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6334.518133] PKRU: 55555554 [ 6334.518133] Call Trace: [ 6334.518134] [ 6334.518136] __mptcp_try_fallback+0x49/0x90 [ 6334.518138] mptcp_sendmsg_frag+0x6c4/0x820 [ 6334.518141] __mptcp_retrans+0x1c2/0x3f0 [ 6334.518143] mptcp_release_cb+0x1f9/0x390 [ 6334.518145] release_sock+0x44/0x90 [ 6334.518147] mptcp_sendmsg+0x46e/0x6b0 [ 6334.518149] sock_write_iter+0xb5/0x140 [ 6334.518152] vfs_write+0x3cb/0x470 [ 6334.518156] ksys_write+0xb4/0xe0 [ 6334.518158] do_syscall_64+0xa4/0xfd0 [ 6334.518161] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6334.518163] RIP: 0033:0x7ff9a3389257 [ 6334.518164] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6334.518165] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6334.518166] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6334.518167] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6334.518168] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6334.518169] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6334.518169] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6334.518171] [ 6394.990870] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5721763 jiffies s: 90761 root: 0x1/. [ 6394.991270] rcu: blocking rcu_node structures (internal RCU debug): [ 6394.991397] Sending NMI from CPU 3 to CPUs 0: [ 6394.991514] NMI backtrace for cpu 0 [ 6394.991522] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6394.991526] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6394.991527] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6394.991537] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6394.991539] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6394.991541] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6394.991543] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6394.991544] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6394.991545] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6394.991546] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6394.991548] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6394.991550] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6394.991550] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6394.991551] PKRU: 55555554 [ 6394.991552] Call Trace: [ 6394.991555] [ 6394.991559] __mptcp_try_fallback+0x49/0x90 [ 6394.991564] mptcp_sendmsg_frag+0x6c4/0x820 [ 6394.991567] __mptcp_retrans+0x1c2/0x3f0 [ 6394.991569] mptcp_release_cb+0x1f9/0x390 [ 6394.991572] release_sock+0x44/0x90 [ 6394.991577] mptcp_sendmsg+0x46e/0x6b0 [ 6394.991579] sock_write_iter+0xb5/0x140 [ 6394.991584] vfs_write+0x3cb/0x470 [ 6394.991591] ksys_write+0xb4/0xe0 [ 6394.991594] do_syscall_64+0xa4/0xfd0 [ 6394.991598] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6394.991601] RIP: 0033:0x7ff9a3389257 [ 6394.991605] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6394.991607] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6394.991609] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6394.991610] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6394.991610] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6394.991611] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6394.991612] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6394.991614] [ 6397.520835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6397.521013] rcu: 0-....: (5754254 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1427115 [ 6397.521095] rcu: (t=5754273 jiffies g=207793 q=236 ncpus=4) [ 6397.521144] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6397.521146] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6397.521147] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6397.521151] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6397.521153] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6397.521154] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6397.521155] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6397.521156] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6397.521157] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6397.521157] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6397.521159] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6397.521160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6397.521161] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6397.521162] PKRU: 55555554 [ 6397.521162] Call Trace: [ 6397.521163] [ 6397.521164] __mptcp_try_fallback+0x49/0x90 [ 6397.521167] mptcp_sendmsg_frag+0x6c4/0x820 [ 6397.521169] __mptcp_retrans+0x1c2/0x3f0 [ 6397.521171] mptcp_release_cb+0x1f9/0x390 [ 6397.521173] release_sock+0x44/0x90 [ 6397.521175] mptcp_sendmsg+0x46e/0x6b0 [ 6397.521177] sock_write_iter+0xb5/0x140 [ 6397.521180] vfs_write+0x3cb/0x470 [ 6397.521183] ksys_write+0xb4/0xe0 [ 6397.521185] do_syscall_64+0xa4/0xfd0 [ 6397.521188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6397.521189] RIP: 0033:0x7ff9a3389257 [ 6397.521190] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6397.521191] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6397.521192] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6397.521193] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6397.521194] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6397.521194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6397.521195] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6397.521197] [ 6460.523836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6460.524134] rcu: 0-....: (5817256 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1442665 [ 6460.524352] rcu: (t=5817276 jiffies g=207793 q=236 ncpus=4) [ 6460.524486] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6460.524488] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6460.524490] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6460.524499] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6460.524502] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6460.524504] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6460.524505] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6460.524507] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6460.524507] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6460.524508] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6460.524511] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6460.524512] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6460.524513] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6460.524514] PKRU: 55555554 [ 6460.524515] Call Trace: [ 6460.524518] [ 6460.524521] __mptcp_try_fallback+0x49/0x90 [ 6460.524526] mptcp_sendmsg_frag+0x6c4/0x820 [ 6460.524529] __mptcp_retrans+0x1c2/0x3f0 [ 6460.524531] mptcp_release_cb+0x1f9/0x390 [ 6460.524535] release_sock+0x44/0x90 [ 6460.524539] mptcp_sendmsg+0x46e/0x6b0 [ 6460.524541] sock_write_iter+0xb5/0x140 [ 6460.524546] vfs_write+0x3cb/0x470 [ 6460.524554] ksys_write+0xb4/0xe0 [ 6460.524557] do_syscall_64+0xa4/0xfd0 [ 6460.524561] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6460.524564] RIP: 0033:0x7ff9a3389257 [ 6460.524567] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6460.524569] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6460.524570] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6460.524571] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6460.524572] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6460.524573] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6460.524574] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6460.524576] [ 6460.526847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5787299 jiffies s: 90761 root: 0x1/. [ 6460.526946] rcu: blocking rcu_node structures (internal RCU debug): [ 6460.526990] Sending NMI from CPU 3 to CPUs 0: [ 6460.527041] NMI backtrace for cpu 0 [ 6460.527043] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6460.527045] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6460.527045] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6460.527048] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6460.527049] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6460.527050] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6460.527051] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6460.527052] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6460.527052] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6460.527053] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6460.527055] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6460.527056] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6460.527057] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6460.527058] PKRU: 55555554 [ 6460.527058] Call Trace: [ 6460.527059] [ 6460.527059] __mptcp_try_fallback+0x49/0x90 [ 6460.527061] mptcp_sendmsg_frag+0x6c4/0x820 [ 6460.527063] __mptcp_retrans+0x1c2/0x3f0 [ 6460.527066] mptcp_release_cb+0x1f9/0x390 [ 6460.527068] release_sock+0x44/0x90 [ 6460.527069] mptcp_sendmsg+0x46e/0x6b0 [ 6460.527071] sock_write_iter+0xb5/0x140 [ 6460.527073] vfs_write+0x3cb/0x470 [ 6460.527076] ksys_write+0xb4/0xe0 [ 6460.527078] do_syscall_64+0xa4/0xfd0 [ 6460.527079] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6460.527080] RIP: 0033:0x7ff9a3389257 [ 6460.527081] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6460.527082] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6460.527084] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6460.527084] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6460.527085] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6460.527086] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6460.527086] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6460.527088] [ 6523.526836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6523.527135] rcu: 0-....: (5880258 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1458392 [ 6523.527351] rcu: (t=5880279 jiffies g=207793 q=236 ncpus=4) [ 6523.527484] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6523.527487] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6523.527488] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6523.527497] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6523.527499] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6523.527501] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6523.527502] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6523.527503] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6523.527504] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6523.527504] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6523.527507] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6523.527509] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6523.527510] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6523.527511] PKRU: 55555554 [ 6523.527512] Call Trace: [ 6523.527515] [ 6523.527518] __mptcp_try_fallback+0x49/0x90 [ 6523.527524] mptcp_sendmsg_frag+0x6c4/0x820 [ 6523.527526] __mptcp_retrans+0x1c2/0x3f0 [ 6523.527529] mptcp_release_cb+0x1f9/0x390 [ 6523.527532] release_sock+0x44/0x90 [ 6523.527537] mptcp_sendmsg+0x46e/0x6b0 [ 6523.527539] sock_write_iter+0xb5/0x140 [ 6523.527544] vfs_write+0x3cb/0x470 [ 6523.527551] ksys_write+0xb4/0xe0 [ 6523.527553] do_syscall_64+0xa4/0xfd0 [ 6523.527558] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6523.527561] RIP: 0033:0x7ff9a3389257 [ 6523.527565] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6523.527566] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6523.527568] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6523.527569] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6523.527570] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6523.527571] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6523.527571] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6523.527573] [ 6526.062883] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5852835 jiffies s: 90761 root: 0x1/. [ 6526.063240] rcu: blocking rcu_node structures (internal RCU debug): [ 6526.063364] Sending NMI from CPU 3 to CPUs 0: [ 6526.063476] NMI backtrace for cpu 0 [ 6526.063479] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6526.063481] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6526.063482] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6526.063485] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6526.063486] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6526.063487] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6526.063488] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6526.063489] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6526.063490] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6526.063490] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6526.063493] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6526.063494] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6526.063495] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6526.063495] PKRU: 55555554 [ 6526.063496] Call Trace: [ 6526.063496] [ 6526.063498] __mptcp_try_fallback+0x49/0x90 [ 6526.063500] mptcp_sendmsg_frag+0x6c4/0x820 [ 6526.063502] __mptcp_retrans+0x1c2/0x3f0 [ 6526.063504] mptcp_release_cb+0x1f9/0x390 [ 6526.063507] release_sock+0x44/0x90 [ 6526.063508] mptcp_sendmsg+0x46e/0x6b0 [ 6526.063510] sock_write_iter+0xb5/0x140 [ 6526.063513] vfs_write+0x3cb/0x470 [ 6526.063516] ksys_write+0xb4/0xe0 [ 6526.063518] do_syscall_64+0xa4/0xfd0 [ 6526.063520] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6526.063521] RIP: 0033:0x7ff9a3389257 [ 6526.063522] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6526.063523] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6526.063525] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6526.063525] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6526.063526] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6526.063527] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6526.063527] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6526.063529] [ 6586.529836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6586.530148] rcu: 0-....: (5943260 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1473952 [ 6586.530351] rcu: (t=5943282 jiffies g=207793 q=236 ncpus=4) [ 6586.530484] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6586.530486] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6586.530488] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6586.530497] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6586.530498] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6586.530500] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6586.530501] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6586.530502] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6586.530503] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6586.530503] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6586.530512] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6586.530513] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6586.530514] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6586.530515] PKRU: 55555554 [ 6586.530515] Call Trace: [ 6586.530518] [ 6586.530520] __mptcp_try_fallback+0x49/0x90 [ 6586.530526] mptcp_sendmsg_frag+0x6c4/0x820 [ 6586.530528] __mptcp_retrans+0x1c2/0x3f0 [ 6586.530531] mptcp_release_cb+0x1f9/0x390 [ 6586.530534] release_sock+0x44/0x90 [ 6586.530539] mptcp_sendmsg+0x46e/0x6b0 [ 6586.530541] sock_write_iter+0xb5/0x140 [ 6586.530546] vfs_write+0x3cb/0x470 [ 6586.530553] ksys_write+0xb4/0xe0 [ 6586.530555] do_syscall_64+0xa4/0xfd0 [ 6586.530559] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6586.530562] RIP: 0033:0x7ff9a3389257 [ 6586.530565] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6586.530567] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6586.530568] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6586.530569] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6586.530570] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6586.530571] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6586.530572] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6586.530574] [ 6591.598871] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5918371 jiffies s: 90761 root: 0x1/. [ 6591.599256] rcu: blocking rcu_node structures (internal RCU debug): [ 6591.599359] Sending NMI from CPU 3 to CPUs 0: [ 6591.599407] NMI backtrace for cpu 0 [ 6591.599410] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6591.599412] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6591.599412] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6591.599415] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6591.599416] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6591.599418] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6591.599418] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6591.599419] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6591.599420] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6591.599420] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6591.599423] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6591.599424] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6591.599424] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6591.599425] PKRU: 55555554 [ 6591.599425] Call Trace: [ 6591.599426] [ 6591.599427] __mptcp_try_fallback+0x49/0x90 [ 6591.599430] mptcp_sendmsg_frag+0x6c4/0x820 [ 6591.599432] __mptcp_retrans+0x1c2/0x3f0 [ 6591.599434] mptcp_release_cb+0x1f9/0x390 [ 6591.599436] release_sock+0x44/0x90 [ 6591.599438] mptcp_sendmsg+0x46e/0x6b0 [ 6591.599440] sock_write_iter+0xb5/0x140 [ 6591.599442] vfs_write+0x3cb/0x470 [ 6591.599446] ksys_write+0xb4/0xe0 [ 6591.599448] do_syscall_64+0xa4/0xfd0 [ 6591.599450] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6591.599451] RIP: 0033:0x7ff9a3389257 [ 6591.599453] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6591.599454] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6591.599455] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6591.599456] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6591.599457] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6591.599457] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6591.599458] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6591.599460] [ 6649.532836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6649.533097] rcu: 0-....: (6006262 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1489651 [ 6649.533320] rcu: (t=6006285 jiffies g=207793 q=236 ncpus=4) [ 6649.533453] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6649.533456] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6649.533457] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6649.533465] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6649.533467] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6649.533469] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6649.533470] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6649.533471] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6649.533472] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6649.533473] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6649.533476] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6649.533477] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6649.533478] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6649.533479] PKRU: 55555554 [ 6649.533480] Call Trace: [ 6649.533482] [ 6649.533485] __mptcp_try_fallback+0x49/0x90 [ 6649.533489] mptcp_sendmsg_frag+0x6c4/0x820 [ 6649.533491] __mptcp_retrans+0x1c2/0x3f0 [ 6649.533494] mptcp_release_cb+0x1f9/0x390 [ 6649.533496] release_sock+0x44/0x90 [ 6649.533500] mptcp_sendmsg+0x46e/0x6b0 [ 6649.533503] sock_write_iter+0xb5/0x140 [ 6649.533506] vfs_write+0x3cb/0x470 [ 6649.533513] ksys_write+0xb4/0xe0 [ 6649.533515] do_syscall_64+0xa4/0xfd0 [ 6649.533519] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6649.533522] RIP: 0033:0x7ff9a3389257 [ 6649.533524] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6649.533525] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6649.533527] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6649.533528] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6649.533529] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6649.533530] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6649.533530] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6649.533532] [ 6657.134847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 5983907 jiffies s: 90761 root: 0x1/. [ 6657.134991] rcu: blocking rcu_node structures (internal RCU debug): [ 6657.135043] Sending NMI from CPU 3 to CPUs 0: [ 6657.135098] NMI backtrace for cpu 0 [ 6657.135101] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6657.135103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6657.135104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6657.135108] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6657.135110] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6657.135111] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6657.135113] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6657.135113] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6657.135115] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6657.135115] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6657.135118] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6657.135119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6657.135119] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6657.135121] PKRU: 55555554 [ 6657.135121] Call Trace: [ 6657.135122] [ 6657.135123] __mptcp_try_fallback+0x49/0x90 [ 6657.135126] mptcp_sendmsg_frag+0x6c4/0x820 [ 6657.135128] __mptcp_retrans+0x1c2/0x3f0 [ 6657.135130] mptcp_release_cb+0x1f9/0x390 [ 6657.135133] release_sock+0x44/0x90 [ 6657.135135] mptcp_sendmsg+0x46e/0x6b0 [ 6657.135137] sock_write_iter+0xb5/0x140 [ 6657.135141] vfs_write+0x3cb/0x470 [ 6657.135145] ksys_write+0xb4/0xe0 [ 6657.135147] do_syscall_64+0xa4/0xfd0 [ 6657.135150] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6657.135152] RIP: 0033:0x7ff9a3389257 [ 6657.135153] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6657.135154] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6657.135156] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6657.135157] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6657.135158] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6657.135158] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6657.135159] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6657.135161] [ 6712.535835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6712.536042] rcu: 0-....: (6069264 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1505357 [ 6712.536265] rcu: (t=6069288 jiffies g=207793 q=236 ncpus=4) [ 6712.536429] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6712.536432] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6712.536433] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6712.536438] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6712.536440] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6712.536442] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6712.536443] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6712.536444] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6712.536444] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6712.536445] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6712.536447] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6712.536448] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6712.536449] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6712.536450] PKRU: 55555554 [ 6712.536450] Call Trace: [ 6712.536452] [ 6712.536454] __mptcp_try_fallback+0x49/0x90 [ 6712.536458] mptcp_sendmsg_frag+0x6c4/0x820 [ 6712.536460] __mptcp_retrans+0x1c2/0x3f0 [ 6712.536462] mptcp_release_cb+0x1f9/0x390 [ 6712.536465] release_sock+0x44/0x90 [ 6712.536468] mptcp_sendmsg+0x46e/0x6b0 [ 6712.536471] sock_write_iter+0xb5/0x140 [ 6712.536475] vfs_write+0x3cb/0x470 [ 6712.536480] ksys_write+0xb4/0xe0 [ 6712.536483] do_syscall_64+0xa4/0xfd0 [ 6712.536486] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6712.536489] RIP: 0033:0x7ff9a3389257 [ 6712.536491] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6712.536492] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6712.536494] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6712.536495] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6712.536496] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6712.536497] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6712.536497] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6712.536499] [ 6722.670846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6049443 jiffies s: 90761 root: 0x1/. [ 6722.671132] rcu: blocking rcu_node structures (internal RCU debug): [ 6722.671273] Sending NMI from CPU 3 to CPUs 0: [ 6722.671415] NMI backtrace for cpu 0 [ 6722.671417] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6722.671419] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6722.671420] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6722.671424] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6722.671425] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6722.671426] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6722.671427] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6722.671428] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6722.671429] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6722.671430] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6722.671432] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6722.671434] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6722.671434] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6722.671435] PKRU: 55555554 [ 6722.671436] Call Trace: [ 6722.671436] [ 6722.671437] __mptcp_try_fallback+0x49/0x90 [ 6722.671440] mptcp_sendmsg_frag+0x6c4/0x820 [ 6722.671442] __mptcp_retrans+0x1c2/0x3f0 [ 6722.671444] mptcp_release_cb+0x1f9/0x390 [ 6722.671446] release_sock+0x44/0x90 [ 6722.671448] mptcp_sendmsg+0x46e/0x6b0 [ 6722.671451] sock_write_iter+0xb5/0x140 [ 6722.671453] vfs_write+0x3cb/0x470 [ 6722.671457] ksys_write+0xb4/0xe0 [ 6722.671459] do_syscall_64+0xa4/0xfd0 [ 6722.671462] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6722.671464] RIP: 0033:0x7ff9a3389257 [ 6722.671465] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6722.671466] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6722.671468] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6722.671469] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6722.671470] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6722.671471] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6722.671471] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6722.671473] [ 6775.538835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6775.539060] rcu: 0-....: (6132265 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1520581 [ 6775.539281] rcu: (t=6132291 jiffies g=207793 q=236 ncpus=4) [ 6775.539349] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6775.539351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6775.539353] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6775.539357] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6775.539359] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6775.539361] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6775.539362] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6775.539363] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6775.539364] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6775.539365] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6775.539367] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6775.539368] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6775.539369] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6775.539370] PKRU: 55555554 [ 6775.539371] Call Trace: [ 6775.539373] [ 6775.539375] __mptcp_try_fallback+0x49/0x90 [ 6775.539378] mptcp_sendmsg_frag+0x6c4/0x820 [ 6775.539380] __mptcp_retrans+0x1c2/0x3f0 [ 6775.539382] mptcp_release_cb+0x1f9/0x390 [ 6775.539385] release_sock+0x44/0x90 [ 6775.539388] mptcp_sendmsg+0x46e/0x6b0 [ 6775.539390] sock_write_iter+0xb5/0x140 [ 6775.539394] vfs_write+0x3cb/0x470 [ 6775.539399] ksys_write+0xb4/0xe0 [ 6775.539401] do_syscall_64+0xa4/0xfd0 [ 6775.539404] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6775.539406] RIP: 0033:0x7ff9a3389257 [ 6775.539409] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6775.539410] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6775.539412] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6775.539412] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6775.539413] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6775.539414] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6775.539415] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6775.539417] [ 6788.206847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6114979 jiffies s: 90761 root: 0x1/. [ 6788.207072] rcu: blocking rcu_node structures (internal RCU debug): [ 6788.207125] Sending NMI from CPU 3 to CPUs 0: [ 6788.207178] NMI backtrace for cpu 0 [ 6788.207180] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6788.207183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6788.207183] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6788.207187] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6788.207189] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6788.207190] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6788.207191] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6788.207192] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6788.207192] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6788.207193] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6788.207196] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6788.207197] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6788.207197] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6788.207198] PKRU: 55555554 [ 6788.207198] Call Trace: [ 6788.207199] [ 6788.207201] __mptcp_try_fallback+0x49/0x90 [ 6788.207203] mptcp_sendmsg_frag+0x6c4/0x820 [ 6788.207205] __mptcp_retrans+0x1c2/0x3f0 [ 6788.207207] mptcp_release_cb+0x1f9/0x390 [ 6788.207210] release_sock+0x44/0x90 [ 6788.207212] mptcp_sendmsg+0x46e/0x6b0 [ 6788.207214] sock_write_iter+0xb5/0x140 [ 6788.207217] vfs_write+0x3cb/0x470 [ 6788.207220] ksys_write+0xb4/0xe0 [ 6788.207222] do_syscall_64+0xa4/0xfd0 [ 6788.207224] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6788.207226] RIP: 0033:0x7ff9a3389257 [ 6788.207227] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6788.207228] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6788.207229] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6788.207230] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6788.207231] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6788.207232] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6788.207233] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6788.207234] [ 6838.541835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6838.542034] rcu: 0-....: (6195266 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1535834 [ 6838.542240] rcu: (t=6195294 jiffies g=207793 q=236 ncpus=4) [ 6838.542394] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6838.542396] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6838.542397] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6838.542402] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6838.542404] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6838.542406] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6838.542407] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6838.542408] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6838.542409] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6838.542409] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6838.542412] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6838.542413] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6838.542414] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6838.542415] PKRU: 55555554 [ 6838.542415] Call Trace: [ 6838.542417] [ 6838.542419] __mptcp_try_fallback+0x49/0x90 [ 6838.542422] mptcp_sendmsg_frag+0x6c4/0x820 [ 6838.542424] __mptcp_retrans+0x1c2/0x3f0 [ 6838.542427] mptcp_release_cb+0x1f9/0x390 [ 6838.542429] release_sock+0x44/0x90 [ 6838.542432] mptcp_sendmsg+0x46e/0x6b0 [ 6838.542435] sock_write_iter+0xb5/0x140 [ 6838.542438] vfs_write+0x3cb/0x470 [ 6838.542442] ksys_write+0xb4/0xe0 [ 6838.542444] do_syscall_64+0xa4/0xfd0 [ 6838.542448] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6838.542450] RIP: 0033:0x7ff9a3389257 [ 6838.542452] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6838.542454] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6838.542455] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6838.542456] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6838.542457] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6838.542458] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6838.542458] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6838.542460] [ 6853.743853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6180516 jiffies s: 90761 root: 0x1/. [ 6853.744156] rcu: blocking rcu_node structures (internal RCU debug): [ 6853.744287] Sending NMI from CPU 3 to CPUs 0: [ 6853.744396] NMI backtrace for cpu 0 [ 6853.744400] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6853.744402] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6853.744404] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 6853.744408] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 6853.744409] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6853.744411] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6853.744411] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6853.744412] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6853.744413] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6853.744414] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6853.744417] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6853.744418] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6853.744419] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6853.744419] PKRU: 55555554 [ 6853.744420] Call Trace: [ 6853.744422] [ 6853.744423] __mptcp_try_fallback+0x49/0x90 [ 6853.744426] mptcp_sendmsg_frag+0x6c4/0x820 [ 6853.744428] __mptcp_retrans+0x1c2/0x3f0 [ 6853.744430] mptcp_release_cb+0x1f9/0x390 [ 6853.744433] release_sock+0x44/0x90 [ 6853.744436] mptcp_sendmsg+0x46e/0x6b0 [ 6853.744438] sock_write_iter+0xb5/0x140 [ 6853.744441] vfs_write+0x3cb/0x470 [ 6853.744445] ksys_write+0xb4/0xe0 [ 6853.744447] do_syscall_64+0xa4/0xfd0 [ 6853.744450] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6853.744452] RIP: 0033:0x7ff9a3389257 [ 6853.744454] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6853.744456] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6853.744457] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6853.744458] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6853.744459] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6853.744460] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6853.744461] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6853.744462] [ 6901.544835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6901.544929] rcu: 0-....: (6258267 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1551574 [ 6901.545014] rcu: (t=6258297 jiffies g=207793 q=236 ncpus=4) [ 6901.545067] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6901.545070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6901.545072] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6901.545081] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6901.545082] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6901.545084] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6901.545085] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6901.545086] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6901.545087] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6901.545088] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6901.545090] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6901.545091] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6901.545092] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6901.545093] PKRU: 55555554 [ 6901.545094] Call Trace: [ 6901.545096] [ 6901.545098] __mptcp_try_fallback+0x49/0x90 [ 6901.545104] mptcp_sendmsg_frag+0x6c4/0x820 [ 6901.545106] __mptcp_retrans+0x1c2/0x3f0 [ 6901.545109] mptcp_release_cb+0x1f9/0x390 [ 6901.545112] release_sock+0x44/0x90 [ 6901.545117] mptcp_sendmsg+0x46e/0x6b0 [ 6901.545120] sock_write_iter+0xb5/0x140 [ 6901.545125] vfs_write+0x3cb/0x470 [ 6901.545133] ksys_write+0xb4/0xe0 [ 6901.545136] do_syscall_64+0xa4/0xfd0 [ 6901.545140] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6901.545143] RIP: 0033:0x7ff9a3389257 [ 6901.545146] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6901.545147] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6901.545148] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6901.545149] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6901.545150] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6901.545151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6901.545152] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6901.545153] [ 6919.278851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6246051 jiffies s: 90761 root: 0x1/. [ 6919.278996] rcu: blocking rcu_node structures (internal RCU debug): [ 6919.279045] Sending NMI from CPU 3 to CPUs 0: [ 6919.279101] NMI backtrace for cpu 0 [ 6919.279107] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6919.279110] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6919.279111] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6919.279120] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6919.279122] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6919.279124] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6919.279125] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6919.279126] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6919.279127] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6919.279128] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6919.279130] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6919.279132] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6919.279132] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6919.279133] PKRU: 55555554 [ 6919.279134] Call Trace: [ 6919.279136] [ 6919.279138] __mptcp_try_fallback+0x49/0x90 [ 6919.279144] mptcp_sendmsg_frag+0x6c4/0x820 [ 6919.279146] __mptcp_retrans+0x1c2/0x3f0 [ 6919.279149] mptcp_release_cb+0x1f9/0x390 [ 6919.279152] release_sock+0x44/0x90 [ 6919.279156] mptcp_sendmsg+0x46e/0x6b0 [ 6919.279159] sock_write_iter+0xb5/0x140 [ 6919.279164] vfs_write+0x3cb/0x470 [ 6919.279171] ksys_write+0xb4/0xe0 [ 6919.279174] do_syscall_64+0xa4/0xfd0 [ 6919.279177] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6919.279181] RIP: 0033:0x7ff9a3389257 [ 6919.279184] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6919.279185] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6919.279187] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6919.279188] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6919.279188] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6919.279190] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6919.279190] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6919.279192] [ 6964.547835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 6964.547933] rcu: 0-....: (6321270 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1566669 [ 6964.548015] rcu: (t=6321300 jiffies g=207793 q=236 ncpus=4) [ 6964.548061] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6964.548063] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6964.548064] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 6964.548072] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 6964.548073] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6964.548075] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6964.548076] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6964.548077] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6964.548078] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6964.548079] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6964.548081] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6964.548082] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6964.548083] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6964.548084] PKRU: 55555554 [ 6964.548085] Call Trace: [ 6964.548086] [ 6964.548089] __mptcp_try_fallback+0x49/0x90 [ 6964.548094] mptcp_sendmsg_frag+0x6c4/0x820 [ 6964.548096] __mptcp_retrans+0x1c2/0x3f0 [ 6964.548098] mptcp_release_cb+0x1f9/0x390 [ 6964.548101] release_sock+0x44/0x90 [ 6964.548105] mptcp_sendmsg+0x46e/0x6b0 [ 6964.548107] sock_write_iter+0xb5/0x140 [ 6964.548110] vfs_write+0x3cb/0x470 [ 6964.548116] ksys_write+0xb4/0xe0 [ 6964.548118] do_syscall_64+0xa4/0xfd0 [ 6964.548121] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6964.548123] RIP: 0033:0x7ff9a3389257 [ 6964.548126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6964.548128] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6964.548129] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6964.548130] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6964.548131] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6964.548132] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6964.548132] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6964.548134] [ 6984.814850] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6311587 jiffies s: 90761 root: 0x1/. [ 6984.814992] rcu: blocking rcu_node structures (internal RCU debug): [ 6984.815041] Sending NMI from CPU 3 to CPUs 0: [ 6984.815098] NMI backtrace for cpu 0 [ 6984.815103] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 6984.815105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 6984.815107] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 6984.815115] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 6984.815117] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 6984.815118] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 6984.815120] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 6984.815120] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 6984.815121] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 6984.815122] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 6984.815125] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 6984.815126] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 6984.815127] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 6984.815128] PKRU: 55555554 [ 6984.815128] Call Trace: [ 6984.815130] [ 6984.815132] __mptcp_try_fallback+0x49/0x90 [ 6984.815137] mptcp_sendmsg_frag+0x6c4/0x820 [ 6984.815139] __mptcp_retrans+0x1c2/0x3f0 [ 6984.815141] mptcp_release_cb+0x1f9/0x390 [ 6984.815144] release_sock+0x44/0x90 [ 6984.815147] mptcp_sendmsg+0x46e/0x6b0 [ 6984.815149] sock_write_iter+0xb5/0x140 [ 6984.815153] vfs_write+0x3cb/0x470 [ 6984.815159] ksys_write+0xb4/0xe0 [ 6984.815161] do_syscall_64+0xa4/0xfd0 [ 6984.815164] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 6984.815167] RIP: 0033:0x7ff9a3389257 [ 6984.815169] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 6984.815170] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 6984.815172] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 6984.815173] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 6984.815173] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 6984.815174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 6984.815175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 6984.815177] [ 7027.550835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7027.550995] rcu: 0-....: (6384273 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1582418 [ 7027.551068] rcu: (t=6384303 jiffies g=207793 q=236 ncpus=4) [ 7027.551115] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7027.551118] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7027.551119] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7027.551126] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7027.551128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7027.551129] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7027.551131] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7027.551131] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7027.551132] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7027.551133] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7027.551136] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7027.551137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7027.551138] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7027.551139] PKRU: 55555554 [ 7027.551140] Call Trace: [ 7027.551141] [ 7027.551143] __mptcp_try_fallback+0x49/0x90 [ 7027.551148] mptcp_sendmsg_frag+0x6c4/0x820 [ 7027.551150] __mptcp_retrans+0x1c2/0x3f0 [ 7027.551153] mptcp_release_cb+0x1f9/0x390 [ 7027.551156] release_sock+0x44/0x90 [ 7027.551159] mptcp_sendmsg+0x46e/0x6b0 [ 7027.551161] sock_write_iter+0xb5/0x140 [ 7027.551165] vfs_write+0x3cb/0x470 [ 7027.551171] ksys_write+0xb4/0xe0 [ 7027.551173] do_syscall_64+0xa4/0xfd0 [ 7027.551176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7027.551178] RIP: 0033:0x7ff9a3389257 [ 7027.551181] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7027.551183] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7027.551184] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7027.551185] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7027.551186] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7027.551187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7027.551188] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7027.551189] [ 7050.350887] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6377123 jiffies s: 90761 root: 0x1/. [ 7050.351073] rcu: blocking rcu_node structures (internal RCU debug): [ 7050.351151] Sending NMI from CPU 3 to CPUs 0: [ 7050.351205] NMI backtrace for cpu 0 [ 7050.351211] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7050.351213] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7050.351215] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7050.351221] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7050.351223] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7050.351224] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7050.351225] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7050.351226] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7050.351227] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7050.351228] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7050.351231] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7050.351232] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7050.351233] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7050.351234] PKRU: 55555554 [ 7050.351234] Call Trace: [ 7050.351236] [ 7050.351238] __mptcp_try_fallback+0x49/0x90 [ 7050.351242] mptcp_sendmsg_frag+0x6c4/0x820 [ 7050.351244] __mptcp_retrans+0x1c2/0x3f0 [ 7050.351247] mptcp_release_cb+0x1f9/0x390 [ 7050.351249] release_sock+0x44/0x90 [ 7050.351253] mptcp_sendmsg+0x46e/0x6b0 [ 7050.351255] sock_write_iter+0xb5/0x140 [ 7050.351258] vfs_write+0x3cb/0x470 [ 7050.351264] ksys_write+0xb4/0xe0 [ 7050.351266] do_syscall_64+0xa4/0xfd0 [ 7050.351269] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7050.351271] RIP: 0033:0x7ff9a3389257 [ 7050.351274] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7050.351275] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7050.351277] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7050.351277] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7050.351278] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7050.351279] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7050.351280] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7050.351281] [ 7090.553835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7090.553932] rcu: 0-....: (6447276 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1598168 [ 7090.554019] rcu: (t=6447306 jiffies g=207793 q=236 ncpus=4) [ 7090.554064] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7090.554066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7090.554067] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7090.554074] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7090.554075] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7090.554077] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7090.554078] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7090.554079] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7090.554080] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7090.554081] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7090.554083] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7090.554084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7090.554085] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7090.554086] PKRU: 55555554 [ 7090.554087] Call Trace: [ 7090.554090] [ 7090.554092] __mptcp_try_fallback+0x49/0x90 [ 7090.554096] mptcp_sendmsg_frag+0x6c4/0x820 [ 7090.554098] __mptcp_retrans+0x1c2/0x3f0 [ 7090.554100] mptcp_release_cb+0x1f9/0x390 [ 7090.554103] release_sock+0x44/0x90 [ 7090.554106] mptcp_sendmsg+0x46e/0x6b0 [ 7090.554109] sock_write_iter+0xb5/0x140 [ 7090.554112] vfs_write+0x3cb/0x470 [ 7090.554117] ksys_write+0xb4/0xe0 [ 7090.554119] do_syscall_64+0xa4/0xfd0 [ 7090.554122] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7090.554124] RIP: 0033:0x7ff9a3389257 [ 7090.554127] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7090.554128] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7090.554130] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7090.554130] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7090.554131] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7090.554132] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7090.554133] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7090.554135] [ 7115.887863] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6442660 jiffies s: 90761 root: 0x1/. [ 7115.888035] rcu: blocking rcu_node structures (internal RCU debug): [ 7115.888099] Sending NMI from CPU 3 to CPUs 0: [ 7115.888152] NMI backtrace for cpu 0 [ 7115.888157] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7115.888160] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7115.888162] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7115.888168] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7115.888170] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7115.888172] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7115.888173] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7115.888174] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7115.888175] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7115.888176] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7115.888178] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7115.888180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7115.888181] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7115.888181] PKRU: 55555554 [ 7115.888182] Call Trace: [ 7115.888184] [ 7115.888186] __mptcp_try_fallback+0x49/0x90 [ 7115.888190] mptcp_sendmsg_frag+0x6c4/0x820 [ 7115.888192] __mptcp_retrans+0x1c2/0x3f0 [ 7115.888195] mptcp_release_cb+0x1f9/0x390 [ 7115.888198] release_sock+0x44/0x90 [ 7115.888201] mptcp_sendmsg+0x46e/0x6b0 [ 7115.888204] sock_write_iter+0xb5/0x140 [ 7115.888207] vfs_write+0x3cb/0x470 [ 7115.888212] ksys_write+0xb4/0xe0 [ 7115.888215] do_syscall_64+0xa4/0xfd0 [ 7115.888217] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7115.888220] RIP: 0033:0x7ff9a3389257 [ 7115.888223] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7115.888224] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7115.888225] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7115.888226] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7115.888227] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7115.888228] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7115.888229] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7115.888230] [ 7153.556836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7153.557000] rcu: 0-....: (6510279 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1612945 [ 7153.557075] rcu: (t=6510309 jiffies g=207793 q=236 ncpus=4) [ 7153.557122] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7153.557124] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7153.557126] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7153.557132] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7153.557134] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7153.557135] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7153.557137] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7153.557137] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7153.557138] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7153.557139] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7153.557142] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7153.557143] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7153.557144] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7153.557145] PKRU: 55555554 [ 7153.557146] Call Trace: [ 7153.557148] [ 7153.557150] __mptcp_try_fallback+0x49/0x90 [ 7153.557155] mptcp_sendmsg_frag+0x6c4/0x820 [ 7153.557157] __mptcp_retrans+0x1c2/0x3f0 [ 7153.557159] mptcp_release_cb+0x1f9/0x390 [ 7153.557162] release_sock+0x44/0x90 [ 7153.557165] mptcp_sendmsg+0x46e/0x6b0 [ 7153.557168] sock_write_iter+0xb5/0x140 [ 7153.557171] vfs_write+0x3cb/0x470 [ 7153.557176] ksys_write+0xb4/0xe0 [ 7153.557178] do_syscall_64+0xa4/0xfd0 [ 7153.557182] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7153.557184] RIP: 0033:0x7ff9a3389257 [ 7153.557186] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7153.557188] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7153.557189] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7153.557190] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7153.557191] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7153.557192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7153.557193] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7153.557194] [ 7181.422927] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6508195 jiffies s: 90761 root: 0x1/. [ 7181.423141] rcu: blocking rcu_node structures (internal RCU debug): [ 7181.423198] Sending NMI from CPU 3 to CPUs 0: [ 7181.423252] NMI backtrace for cpu 0 [ 7181.423258] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7181.423261] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7181.423263] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7181.423269] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7181.423271] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7181.423273] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7181.423274] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7181.423275] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7181.423276] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7181.423276] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7181.423279] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7181.423280] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7181.423281] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7181.423282] PKRU: 55555554 [ 7181.423283] Call Trace: [ 7181.423285] [ 7181.423287] __mptcp_try_fallback+0x49/0x90 [ 7181.423291] mptcp_sendmsg_frag+0x6c4/0x820 [ 7181.423294] __mptcp_retrans+0x1c2/0x3f0 [ 7181.423296] mptcp_release_cb+0x1f9/0x390 [ 7181.423299] release_sock+0x44/0x90 [ 7181.423302] mptcp_sendmsg+0x46e/0x6b0 [ 7181.423304] sock_write_iter+0xb5/0x140 [ 7181.423307] vfs_write+0x3cb/0x470 [ 7181.423312] ksys_write+0xb4/0xe0 [ 7181.423314] do_syscall_64+0xa4/0xfd0 [ 7181.423317] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7181.423320] RIP: 0033:0x7ff9a3389257 [ 7181.423322] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7181.423324] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7181.423325] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7181.423326] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7181.423327] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7181.423328] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7181.423329] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7181.423330] [ 7216.559837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7216.560008] rcu: 0-....: (6573282 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1627421 [ 7216.560093] rcu: (t=6573312 jiffies g=207793 q=236 ncpus=4) [ 7216.560146] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7216.560148] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7216.560150] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 7216.560159] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 7216.560162] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7216.560163] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7216.560165] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7216.560166] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7216.560167] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7216.560168] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7216.560170] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7216.560171] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7216.560172] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7216.560173] PKRU: 55555554 [ 7216.560174] Call Trace: [ 7216.560178] [ 7216.560181] __mptcp_try_fallback+0x49/0x90 [ 7216.560186] mptcp_sendmsg_frag+0x6c4/0x820 [ 7216.560189] __mptcp_retrans+0x1c2/0x3f0 [ 7216.560192] mptcp_release_cb+0x1f9/0x390 [ 7216.560195] release_sock+0x44/0x90 [ 7216.560200] mptcp_sendmsg+0x46e/0x6b0 [ 7216.560203] sock_write_iter+0xb5/0x140 [ 7216.560207] vfs_write+0x3cb/0x470 [ 7216.560214] ksys_write+0xb4/0xe0 [ 7216.560217] do_syscall_64+0xa4/0xfd0 [ 7216.560221] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7216.560224] RIP: 0033:0x7ff9a3389257 [ 7216.560228] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7216.560230] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7216.560231] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7216.560233] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7216.560233] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7216.560234] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7216.560235] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7216.560237] [ 7246.959849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6573732 jiffies s: 90761 root: 0x1/. [ 7246.960057] rcu: blocking rcu_node structures (internal RCU debug): [ 7246.960109] Sending NMI from CPU 3 to CPUs 0: [ 7246.960164] NMI backtrace for cpu 0 [ 7246.960170] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7246.960172] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7246.960174] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7246.960183] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7246.960185] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7246.960187] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7246.960188] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7246.960189] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7246.960190] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7246.960191] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7246.960194] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7246.960195] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7246.960195] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7246.960196] PKRU: 55555554 [ 7246.960197] Call Trace: [ 7246.960200] [ 7246.960203] __mptcp_try_fallback+0x49/0x90 [ 7246.960208] mptcp_sendmsg_frag+0x6c4/0x820 [ 7246.960210] __mptcp_retrans+0x1c2/0x3f0 [ 7246.960213] mptcp_release_cb+0x1f9/0x390 [ 7246.960216] release_sock+0x44/0x90 [ 7246.960220] mptcp_sendmsg+0x46e/0x6b0 [ 7246.960222] sock_write_iter+0xb5/0x140 [ 7246.960226] vfs_write+0x3cb/0x470 [ 7246.960233] ksys_write+0xb4/0xe0 [ 7246.960235] do_syscall_64+0xa4/0xfd0 [ 7246.960239] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7246.960242] RIP: 0033:0x7ff9a3389257 [ 7246.960245] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7246.960246] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7246.960248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7246.960249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7246.960250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7246.960250] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7246.960251] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7246.960253] [ 7279.562836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7279.563015] rcu: 0-....: (6636284 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1642568 [ 7279.563105] rcu: (t=6636315 jiffies g=207793 q=236 ncpus=4) [ 7279.563164] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7279.563167] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7279.563169] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7279.563179] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7279.563180] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7279.563183] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7279.563184] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7279.563185] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7279.563186] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7279.563186] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7279.563189] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7279.563190] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7279.563191] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7279.563192] PKRU: 55555554 [ 7279.563193] Call Trace: [ 7279.563196] [ 7279.563199] __mptcp_try_fallback+0x49/0x90 [ 7279.563204] mptcp_sendmsg_frag+0x6c4/0x820 [ 7279.563207] __mptcp_retrans+0x1c2/0x3f0 [ 7279.563209] mptcp_release_cb+0x1f9/0x390 [ 7279.563212] release_sock+0x44/0x90 [ 7279.563217] mptcp_sendmsg+0x46e/0x6b0 [ 7279.563219] sock_write_iter+0xb5/0x140 [ 7279.563223] vfs_write+0x3cb/0x470 [ 7279.563230] ksys_write+0xb4/0xe0 [ 7279.563232] do_syscall_64+0xa4/0xfd0 [ 7279.563236] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7279.563239] RIP: 0033:0x7ff9a3389257 [ 7279.563242] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7279.563244] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7279.563246] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7279.563246] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7279.563247] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7279.563248] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7279.563249] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7279.563250] [ 7312.494848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6639267 jiffies s: 90761 root: 0x1/. [ 7312.495065] rcu: blocking rcu_node structures (internal RCU debug): [ 7312.495128] Sending NMI from CPU 3 to CPUs 0: [ 7312.495182] NMI backtrace for cpu 0 [ 7312.495188] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7312.495191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7312.495192] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7312.495202] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7312.495204] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7312.495205] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7312.495207] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7312.495208] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7312.495209] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7312.495209] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7312.495212] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7312.495213] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7312.495215] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7312.495216] PKRU: 55555554 [ 7312.495217] Call Trace: [ 7312.495220] [ 7312.495223] __mptcp_try_fallback+0x49/0x90 [ 7312.495229] mptcp_sendmsg_frag+0x6c4/0x820 [ 7312.495231] __mptcp_retrans+0x1c2/0x3f0 [ 7312.495234] mptcp_release_cb+0x1f9/0x390 [ 7312.495237] release_sock+0x44/0x90 [ 7312.495243] mptcp_sendmsg+0x46e/0x6b0 [ 7312.495245] sock_write_iter+0xb5/0x140 [ 7312.495250] vfs_write+0x3cb/0x470 [ 7312.495258] ksys_write+0xb4/0xe0 [ 7312.495260] do_syscall_64+0xa4/0xfd0 [ 7312.495264] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7312.495268] RIP: 0033:0x7ff9a3389257 [ 7312.495272] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7312.495273] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7312.495275] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7312.495276] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7312.495277] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7312.495277] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7312.495278] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7312.495280] [ 7342.565837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7342.565943] rcu: 0-....: (6699286 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1656800 [ 7342.566029] rcu: (t=6699318 jiffies g=207793 q=236 ncpus=4) [ 7342.566089] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7342.566091] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7342.566093] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7342.566101] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7342.566103] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7342.566105] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7342.566106] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7342.566107] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7342.566108] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7342.566109] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7342.566111] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7342.566112] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7342.566113] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7342.566114] PKRU: 55555554 [ 7342.566115] Call Trace: [ 7342.566117] [ 7342.566120] __mptcp_try_fallback+0x49/0x90 [ 7342.566125] mptcp_sendmsg_frag+0x6c4/0x820 [ 7342.566127] __mptcp_retrans+0x1c2/0x3f0 [ 7342.566131] mptcp_release_cb+0x1f9/0x390 [ 7342.566134] release_sock+0x44/0x90 [ 7342.566139] mptcp_sendmsg+0x46e/0x6b0 [ 7342.566141] sock_write_iter+0xb5/0x140 [ 7342.566145] vfs_write+0x3cb/0x470 [ 7342.566152] ksys_write+0xb4/0xe0 [ 7342.566154] do_syscall_64+0xa4/0xfd0 [ 7342.566158] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7342.566161] RIP: 0033:0x7ff9a3389257 [ 7342.566164] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7342.566165] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7342.566167] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7342.566168] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7342.566169] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7342.566170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7342.566170] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7342.566172] [ 7378.030851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6704803 jiffies s: 90761 root: 0x1/. [ 7378.030991] rcu: blocking rcu_node structures (internal RCU debug): [ 7378.031048] Sending NMI from CPU 3 to CPUs 0: [ 7378.031103] NMI backtrace for cpu 0 [ 7378.031109] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7378.031111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7378.031113] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7378.031122] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7378.031123] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7378.031125] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7378.031126] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7378.031127] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7378.031128] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7378.031129] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7378.031131] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7378.031133] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7378.031133] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7378.031134] PKRU: 55555554 [ 7378.031135] Call Trace: [ 7378.031138] [ 7378.031141] __mptcp_try_fallback+0x49/0x90 [ 7378.031146] mptcp_sendmsg_frag+0x6c4/0x820 [ 7378.031149] __mptcp_retrans+0x1c2/0x3f0 [ 7378.031151] mptcp_release_cb+0x1f9/0x390 [ 7378.031154] release_sock+0x44/0x90 [ 7378.031159] mptcp_sendmsg+0x46e/0x6b0 [ 7378.031161] sock_write_iter+0xb5/0x140 [ 7378.031165] vfs_write+0x3cb/0x470 [ 7378.031172] ksys_write+0xb4/0xe0 [ 7378.031174] do_syscall_64+0xa4/0xfd0 [ 7378.031178] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7378.031182] RIP: 0033:0x7ff9a3389257 [ 7378.031186] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7378.031187] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7378.031189] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7378.031190] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7378.031191] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7378.031192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7378.031192] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7378.031194] [ 7405.568837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7405.568946] rcu: 0-....: (6762288 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1671237 [ 7405.569036] rcu: (t=6762321 jiffies g=207793 q=236 ncpus=4) [ 7405.569092] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7405.569095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7405.569097] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7405.569105] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7405.569106] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7405.569108] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7405.569109] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7405.569110] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7405.569111] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7405.569111] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7405.569114] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7405.569115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7405.569116] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7405.569117] PKRU: 55555554 [ 7405.569117] Call Trace: [ 7405.569120] [ 7405.569123] __mptcp_try_fallback+0x49/0x90 [ 7405.569128] mptcp_sendmsg_frag+0x6c4/0x820 [ 7405.569130] __mptcp_retrans+0x1c2/0x3f0 [ 7405.569133] mptcp_release_cb+0x1f9/0x390 [ 7405.569136] release_sock+0x44/0x90 [ 7405.569140] mptcp_sendmsg+0x46e/0x6b0 [ 7405.569143] sock_write_iter+0xb5/0x140 [ 7405.569147] vfs_write+0x3cb/0x470 [ 7405.569154] ksys_write+0xb4/0xe0 [ 7405.569156] do_syscall_64+0xa4/0xfd0 [ 7405.569160] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7405.569163] RIP: 0033:0x7ff9a3389257 [ 7405.569166] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7405.569167] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7405.569169] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7405.569170] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7405.569170] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7405.569171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7405.569172] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7405.569174] [ 7443.566849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6770339 jiffies s: 90761 root: 0x1/. [ 7443.566985] rcu: blocking rcu_node structures (internal RCU debug): [ 7443.567045] Sending NMI from CPU 3 to CPUs 0: [ 7443.567100] NMI backtrace for cpu 0 [ 7443.567105] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7443.567107] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7443.567109] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7443.567118] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7443.567120] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7443.567122] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7443.567123] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7443.567124] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7443.567125] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7443.567126] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7443.567129] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7443.567130] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7443.567130] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7443.567131] PKRU: 55555554 [ 7443.567132] Call Trace: [ 7443.567135] [ 7443.567138] __mptcp_try_fallback+0x49/0x90 [ 7443.567143] mptcp_sendmsg_frag+0x6c4/0x820 [ 7443.567145] __mptcp_retrans+0x1c2/0x3f0 [ 7443.567147] mptcp_release_cb+0x1f9/0x390 [ 7443.567150] release_sock+0x44/0x90 [ 7443.567155] mptcp_sendmsg+0x46e/0x6b0 [ 7443.567157] sock_write_iter+0xb5/0x140 [ 7443.567162] vfs_write+0x3cb/0x470 [ 7443.567168] ksys_write+0xb4/0xe0 [ 7443.567171] do_syscall_64+0xa4/0xfd0 [ 7443.567175] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7443.567178] RIP: 0033:0x7ff9a3389257 [ 7443.567181] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7443.567183] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7443.567184] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7443.567185] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7443.567186] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7443.567187] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7443.567188] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7443.567189] [ 7468.571837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7468.571948] rcu: 0-....: (6825290 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1685702 [ 7468.572032] rcu: (t=6825324 jiffies g=207793 q=236 ncpus=4) [ 7468.572092] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7468.572095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7468.572097] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7468.572106] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7468.572107] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7468.572110] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7468.572111] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7468.572112] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7468.572113] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7468.572113] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7468.572116] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7468.572117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7468.572118] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7468.572119] PKRU: 55555554 [ 7468.572120] Call Trace: [ 7468.572123] [ 7468.572126] __mptcp_try_fallback+0x49/0x90 [ 7468.572131] mptcp_sendmsg_frag+0x6c4/0x820 [ 7468.572134] __mptcp_retrans+0x1c2/0x3f0 [ 7468.572136] mptcp_release_cb+0x1f9/0x390 [ 7468.572139] release_sock+0x44/0x90 [ 7468.572144] mptcp_sendmsg+0x46e/0x6b0 [ 7468.572146] sock_write_iter+0xb5/0x140 [ 7468.572150] vfs_write+0x3cb/0x470 [ 7468.572156] ksys_write+0xb4/0xe0 [ 7468.572158] do_syscall_64+0xa4/0xfd0 [ 7468.572162] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7468.572165] RIP: 0033:0x7ff9a3389257 [ 7468.572168] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7468.572170] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7468.572171] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7468.572172] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7468.572173] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7468.572174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7468.572175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7468.572176] [ 7509.102858] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6835875 jiffies s: 90761 root: 0x1/. [ 7509.102996] rcu: blocking rcu_node structures (internal RCU debug): [ 7509.103053] Sending NMI from CPU 3 to CPUs 0: [ 7509.103107] NMI backtrace for cpu 0 [ 7509.103113] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7509.103115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7509.103117] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7509.103126] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7509.103128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7509.103130] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7509.103132] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7509.103133] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7509.103134] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7509.103134] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7509.103137] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7509.103139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7509.103139] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7509.103140] PKRU: 55555554 [ 7509.103141] Call Trace: [ 7509.103144] [ 7509.103147] __mptcp_try_fallback+0x49/0x90 [ 7509.103152] mptcp_sendmsg_frag+0x6c4/0x820 [ 7509.103154] __mptcp_retrans+0x1c2/0x3f0 [ 7509.103157] mptcp_release_cb+0x1f9/0x390 [ 7509.103160] release_sock+0x44/0x90 [ 7509.103165] mptcp_sendmsg+0x46e/0x6b0 [ 7509.103167] sock_write_iter+0xb5/0x140 [ 7509.103171] vfs_write+0x3cb/0x470 [ 7509.103178] ksys_write+0xb4/0xe0 [ 7509.103180] do_syscall_64+0xa4/0xfd0 [ 7509.103184] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7509.103188] RIP: 0033:0x7ff9a3389257 [ 7509.103190] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7509.103192] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7509.103193] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7509.103194] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7509.103195] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7509.103196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7509.103197] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7509.103198] [ 7531.574837] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7531.574945] rcu: 0-....: (6888292 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1699885 [ 7531.575033] rcu: (t=6888327 jiffies g=207793 q=236 ncpus=4) [ 7531.575093] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7531.575095] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7531.575098] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7531.575106] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7531.575108] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7531.575110] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7531.575111] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7531.575112] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7531.575113] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7531.575114] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7531.575123] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7531.575124] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7531.575124] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7531.575125] PKRU: 55555554 [ 7531.575126] Call Trace: [ 7531.575129] [ 7531.575132] __mptcp_try_fallback+0x49/0x90 [ 7531.575137] mptcp_sendmsg_frag+0x6c4/0x820 [ 7531.575139] __mptcp_retrans+0x1c2/0x3f0 [ 7531.575142] mptcp_release_cb+0x1f9/0x390 [ 7531.575145] release_sock+0x44/0x90 [ 7531.575149] mptcp_sendmsg+0x46e/0x6b0 [ 7531.575151] sock_write_iter+0xb5/0x140 [ 7531.575155] vfs_write+0x3cb/0x470 [ 7531.575162] ksys_write+0xb4/0xe0 [ 7531.575164] do_syscall_64+0xa4/0xfd0 [ 7531.575168] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7531.575171] RIP: 0033:0x7ff9a3389257 [ 7531.575175] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7531.575176] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7531.575178] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7531.575178] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7531.575179] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7531.575180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7531.575181] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7531.575183] [ 7574.638848] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6901411 jiffies s: 90761 root: 0x1/. [ 7574.638990] rcu: blocking rcu_node structures (internal RCU debug): [ 7574.639053] Sending NMI from CPU 3 to CPUs 0: [ 7574.639108] NMI backtrace for cpu 0 [ 7574.639114] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7574.639117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7574.639118] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7574.639127] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7574.639128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7574.639130] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7574.639131] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7574.639132] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7574.639133] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7574.639134] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7574.639137] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7574.639137] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7574.639138] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7574.639139] PKRU: 55555554 [ 7574.639140] Call Trace: [ 7574.639143] [ 7574.639146] __mptcp_try_fallback+0x49/0x90 [ 7574.639151] mptcp_sendmsg_frag+0x6c4/0x820 [ 7574.639153] __mptcp_retrans+0x1c2/0x3f0 [ 7574.639155] mptcp_release_cb+0x1f9/0x390 [ 7574.639158] release_sock+0x44/0x90 [ 7574.639163] mptcp_sendmsg+0x46e/0x6b0 [ 7574.639165] sock_write_iter+0xb5/0x140 [ 7574.639170] vfs_write+0x3cb/0x470 [ 7574.639177] ksys_write+0xb4/0xe0 [ 7574.639179] do_syscall_64+0xa4/0xfd0 [ 7574.639183] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7574.639186] RIP: 0033:0x7ff9a3389257 [ 7574.639188] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7574.639190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7574.639191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7574.639192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7574.639193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7574.639194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7574.639194] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7574.639197] [ 7594.577836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7594.577945] rcu: 0-....: (6951294 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1714108 [ 7594.578034] rcu: (t=6951330 jiffies g=207793 q=236 ncpus=4) [ 7594.578095] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7594.578098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7594.578099] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7594.578106] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7594.578108] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7594.578110] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7594.578111] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7594.578112] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7594.578113] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7594.578114] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7594.578116] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7594.578117] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7594.578118] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7594.578119] PKRU: 55555554 [ 7594.578119] Call Trace: [ 7594.578122] [ 7594.578125] __mptcp_try_fallback+0x49/0x90 [ 7594.578130] mptcp_sendmsg_frag+0x6c4/0x820 [ 7594.578132] __mptcp_retrans+0x1c2/0x3f0 [ 7594.578135] mptcp_release_cb+0x1f9/0x390 [ 7594.578138] release_sock+0x44/0x90 [ 7594.578142] mptcp_sendmsg+0x46e/0x6b0 [ 7594.578145] sock_write_iter+0xb5/0x140 [ 7594.578148] vfs_write+0x3cb/0x470 [ 7594.578156] ksys_write+0xb4/0xe0 [ 7594.578158] do_syscall_64+0xa4/0xfd0 [ 7594.578162] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7594.578164] RIP: 0033:0x7ff9a3389257 [ 7594.578169] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7594.578170] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7594.578171] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7594.578172] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7594.578173] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7594.578174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7594.578174] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7594.578176] [ 7640.174847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 6966947 jiffies s: 90761 root: 0x1/. [ 7640.174994] rcu: blocking rcu_node structures (internal RCU debug): [ 7640.175052] Sending NMI from CPU 3 to CPUs 0: [ 7640.175105] NMI backtrace for cpu 0 [ 7640.175111] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7640.175113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7640.175115] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7640.175124] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7640.175126] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7640.175128] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7640.175129] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7640.175130] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7640.175131] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7640.175131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7640.175134] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7640.175135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7640.175136] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7640.175137] PKRU: 55555554 [ 7640.175138] Call Trace: [ 7640.175141] [ 7640.175144] __mptcp_try_fallback+0x49/0x90 [ 7640.175149] mptcp_sendmsg_frag+0x6c4/0x820 [ 7640.175151] __mptcp_retrans+0x1c2/0x3f0 [ 7640.175153] mptcp_release_cb+0x1f9/0x390 [ 7640.175156] release_sock+0x44/0x90 [ 7640.175161] mptcp_sendmsg+0x46e/0x6b0 [ 7640.175163] sock_write_iter+0xb5/0x140 [ 7640.175168] vfs_write+0x3cb/0x470 [ 7640.175175] ksys_write+0xb4/0xe0 [ 7640.175177] do_syscall_64+0xa4/0xfd0 [ 7640.175181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7640.175184] RIP: 0033:0x7ff9a3389257 [ 7640.175188] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7640.175189] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7640.175191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7640.175192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7640.175192] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7640.175193] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7640.175194] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7640.175196] [ 7657.580836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7657.580941] rcu: 0-....: (7014296 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1728227 [ 7657.581030] rcu: (t=7014333 jiffies g=207793 q=237 ncpus=4) [ 7657.581083] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7657.581085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7657.581087] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7657.581095] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7657.581097] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7657.581099] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7657.581100] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7657.581101] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7657.581102] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7657.581102] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7657.581104] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7657.581105] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7657.581106] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7657.581107] PKRU: 55555554 [ 7657.581108] Call Trace: [ 7657.581110] [ 7657.581112] __mptcp_try_fallback+0x49/0x90 [ 7657.581116] mptcp_sendmsg_frag+0x6c4/0x820 [ 7657.581119] __mptcp_retrans+0x1c2/0x3f0 [ 7657.581121] mptcp_release_cb+0x1f9/0x390 [ 7657.581124] release_sock+0x44/0x90 [ 7657.581128] mptcp_sendmsg+0x46e/0x6b0 [ 7657.581131] sock_write_iter+0xb5/0x140 [ 7657.581135] vfs_write+0x3cb/0x470 [ 7657.581141] ksys_write+0xb4/0xe0 [ 7657.581143] do_syscall_64+0xa4/0xfd0 [ 7657.581147] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7657.581150] RIP: 0033:0x7ff9a3389257 [ 7657.581153] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7657.581154] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7657.581156] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7657.581156] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7657.581157] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7657.581158] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7657.581159] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7657.581161] [ 7705.711849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7032484 jiffies s: 90761 root: 0x1/. [ 7705.711992] rcu: blocking rcu_node structures (internal RCU debug): [ 7705.712050] Sending NMI from CPU 3 to CPUs 0: [ 7705.712105] NMI backtrace for cpu 0 [ 7705.712111] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7705.712113] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7705.712115] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7705.712124] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7705.712125] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7705.712128] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7705.712129] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7705.712130] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7705.712130] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7705.712131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7705.712134] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7705.712135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7705.712136] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7705.712137] PKRU: 55555554 [ 7705.712138] Call Trace: [ 7705.712141] [ 7705.712144] __mptcp_try_fallback+0x49/0x90 [ 7705.712149] mptcp_sendmsg_frag+0x6c4/0x820 [ 7705.712151] __mptcp_retrans+0x1c2/0x3f0 [ 7705.712154] mptcp_release_cb+0x1f9/0x390 [ 7705.712157] release_sock+0x44/0x90 [ 7705.712161] mptcp_sendmsg+0x46e/0x6b0 [ 7705.712164] sock_write_iter+0xb5/0x140 [ 7705.712168] vfs_write+0x3cb/0x470 [ 7705.712175] ksys_write+0xb4/0xe0 [ 7705.712177] do_syscall_64+0xa4/0xfd0 [ 7705.712181] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7705.712184] RIP: 0033:0x7ff9a3389257 [ 7705.712188] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7705.712190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7705.712191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7705.712192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7705.712193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7705.712194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7705.712194] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7705.712196] [ 7720.583836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7720.583943] rcu: 0-....: (7077298 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1742709 [ 7720.584027] rcu: (t=7077336 jiffies g=207793 q=237 ncpus=4) [ 7720.584079] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7720.584082] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7720.584083] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7720.584089] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7720.584091] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7720.584093] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7720.584094] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7720.584095] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7720.584096] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7720.584097] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7720.584099] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7720.584100] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7720.584101] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7720.584102] PKRU: 55555554 [ 7720.584103] Call Trace: [ 7720.584105] [ 7720.584107] __mptcp_try_fallback+0x49/0x90 [ 7720.584111] mptcp_sendmsg_frag+0x6c4/0x820 [ 7720.584114] __mptcp_retrans+0x1c2/0x3f0 [ 7720.584116] mptcp_release_cb+0x1f9/0x390 [ 7720.584119] release_sock+0x44/0x90 [ 7720.584122] mptcp_sendmsg+0x46e/0x6b0 [ 7720.584125] sock_write_iter+0xb5/0x140 [ 7720.584129] vfs_write+0x3cb/0x470 [ 7720.584134] ksys_write+0xb4/0xe0 [ 7720.584136] do_syscall_64+0xa4/0xfd0 [ 7720.584140] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7720.584143] RIP: 0033:0x7ff9a3389257 [ 7720.584145] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7720.584147] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7720.584148] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7720.584149] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7720.584150] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7720.584151] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7720.584152] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7720.584154] [ 7771.247844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7098020 jiffies s: 90761 root: 0x1/. [ 7771.247991] rcu: blocking rcu_node structures (internal RCU debug): [ 7771.248051] Sending NMI from CPU 3 to CPUs 0: [ 7771.248107] NMI backtrace for cpu 0 [ 7771.248112] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7771.248115] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7771.248117] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7771.248126] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7771.248128] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7771.248130] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7771.248131] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7771.248132] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7771.248133] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7771.248134] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7771.248136] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7771.248138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7771.248138] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7771.248139] PKRU: 55555554 [ 7771.248140] Call Trace: [ 7771.248143] [ 7771.248146] __mptcp_try_fallback+0x49/0x90 [ 7771.248151] mptcp_sendmsg_frag+0x6c4/0x820 [ 7771.248154] __mptcp_retrans+0x1c2/0x3f0 [ 7771.248157] mptcp_release_cb+0x1f9/0x390 [ 7771.248160] release_sock+0x44/0x90 [ 7771.248164] mptcp_sendmsg+0x46e/0x6b0 [ 7771.248167] sock_write_iter+0xb5/0x140 [ 7771.248171] vfs_write+0x3cb/0x470 [ 7771.248178] ksys_write+0xb4/0xe0 [ 7771.248180] do_syscall_64+0xa4/0xfd0 [ 7771.248184] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7771.248188] RIP: 0033:0x7ff9a3389257 [ 7771.248191] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7771.248192] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7771.248194] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7771.248194] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7771.248195] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7771.248196] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7771.248197] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7771.248199] [ 7783.586836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7783.586939] rcu: 0-....: (7140300 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1758260 [ 7783.587025] rcu: (t=7140339 jiffies g=207793 q=237 ncpus=4) [ 7783.587078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7783.587081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7783.587082] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7783.587088] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7783.587090] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7783.587091] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7783.587092] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7783.587093] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7783.587094] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7783.587095] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7783.587098] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7783.587099] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7783.587100] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7783.587101] PKRU: 55555554 [ 7783.587101] Call Trace: [ 7783.587103] [ 7783.587105] __mptcp_try_fallback+0x49/0x90 [ 7783.587109] mptcp_sendmsg_frag+0x6c4/0x820 [ 7783.587111] __mptcp_retrans+0x1c2/0x3f0 [ 7783.587113] mptcp_release_cb+0x1f9/0x390 [ 7783.587116] release_sock+0x44/0x90 [ 7783.587120] mptcp_sendmsg+0x46e/0x6b0 [ 7783.587122] sock_write_iter+0xb5/0x140 [ 7783.587126] vfs_write+0x3cb/0x470 [ 7783.587132] ksys_write+0xb4/0xe0 [ 7783.587134] do_syscall_64+0xa4/0xfd0 [ 7783.587138] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7783.587141] RIP: 0033:0x7ff9a3389257 [ 7783.587144] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7783.587145] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7783.587147] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7783.587147] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7783.587148] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7783.587149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7783.587150] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7783.587151] [ 7836.782862] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7163555 jiffies s: 90761 root: 0x1/. [ 7836.783073] rcu: blocking rcu_node structures (internal RCU debug): [ 7836.783131] Sending NMI from CPU 3 to CPUs 0: [ 7836.783184] NMI backtrace for cpu 0 [ 7836.783190] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7836.783193] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7836.783195] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7836.783204] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7836.783206] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7836.783208] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7836.783209] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7836.783210] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7836.783210] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7836.783211] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7836.783214] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7836.783215] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7836.783216] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7836.783217] PKRU: 55555554 [ 7836.783218] Call Trace: [ 7836.783220] [ 7836.783223] __mptcp_try_fallback+0x49/0x90 [ 7836.783229] mptcp_sendmsg_frag+0x6c4/0x820 [ 7836.783232] __mptcp_retrans+0x1c2/0x3f0 [ 7836.783234] mptcp_release_cb+0x1f9/0x390 [ 7836.783237] release_sock+0x44/0x90 [ 7836.783242] mptcp_sendmsg+0x46e/0x6b0 [ 7836.783244] sock_write_iter+0xb5/0x140 [ 7836.783248] vfs_write+0x3cb/0x470 [ 7836.783255] ksys_write+0xb4/0xe0 [ 7836.783257] do_syscall_64+0xa4/0xfd0 [ 7836.783261] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7836.783265] RIP: 0033:0x7ff9a3389257 [ 7836.783269] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7836.783270] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7836.783271] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7836.783272] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7836.783273] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7836.783274] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7836.783275] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7836.783276] [ 7846.589836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7846.590017] rcu: 0-....: (7203302 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1773888 [ 7846.590099] rcu: (t=7203342 jiffies g=207793 q=237 ncpus=4) [ 7846.590156] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7846.590158] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7846.590160] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7846.590165] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7846.590167] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7846.590168] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7846.590170] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7846.590170] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7846.590172] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7846.590172] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7846.590175] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7846.590176] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7846.590177] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7846.590177] PKRU: 55555554 [ 7846.590178] Call Trace: [ 7846.590180] [ 7846.590182] __mptcp_try_fallback+0x49/0x90 [ 7846.590186] mptcp_sendmsg_frag+0x6c4/0x820 [ 7846.590189] __mptcp_retrans+0x1c2/0x3f0 [ 7846.590191] mptcp_release_cb+0x1f9/0x390 [ 7846.590194] release_sock+0x44/0x90 [ 7846.590197] mptcp_sendmsg+0x46e/0x6b0 [ 7846.590199] sock_write_iter+0xb5/0x140 [ 7846.590202] vfs_write+0x3cb/0x470 [ 7846.590206] ksys_write+0xb4/0xe0 [ 7846.590209] do_syscall_64+0xa4/0xfd0 [ 7846.590212] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7846.590215] RIP: 0033:0x7ff9a3389257 [ 7846.590216] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7846.590218] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7846.590219] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7846.590220] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7846.590221] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7846.590222] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7846.590223] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7846.590224] [ 7902.318844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7229091 jiffies s: 90761 root: 0x1/. [ 7902.319058] rcu: blocking rcu_node structures (internal RCU debug): [ 7902.319115] Sending NMI from CPU 3 to CPUs 0: [ 7902.319168] NMI backtrace for cpu 0 [ 7902.319174] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7902.319177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7902.319179] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7902.319188] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7902.319190] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7902.319192] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7902.319193] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7902.319194] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7902.319195] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7902.319195] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7902.319198] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7902.319199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7902.319200] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7902.319201] PKRU: 55555554 [ 7902.319202] Call Trace: [ 7902.319205] [ 7902.319208] __mptcp_try_fallback+0x49/0x90 [ 7902.319213] mptcp_sendmsg_frag+0x6c4/0x820 [ 7902.319216] __mptcp_retrans+0x1c2/0x3f0 [ 7902.319218] mptcp_release_cb+0x1f9/0x390 [ 7902.319221] release_sock+0x44/0x90 [ 7902.319225] mptcp_sendmsg+0x46e/0x6b0 [ 7902.319227] sock_write_iter+0xb5/0x140 [ 7902.319232] vfs_write+0x3cb/0x470 [ 7902.319239] ksys_write+0xb4/0xe0 [ 7902.319241] do_syscall_64+0xa4/0xfd0 [ 7902.319245] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7902.319249] RIP: 0033:0x7ff9a3389257 [ 7902.319253] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7902.319254] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7902.319256] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7902.319257] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7902.319258] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7902.319259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7902.319259] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7902.319261] [ 7909.592836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7909.593000] rcu: 0-....: (7266304 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1788419 [ 7909.593091] rcu: (t=7266345 jiffies g=207793 q=238 ncpus=4) [ 7909.593148] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7909.593150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7909.593151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7909.593156] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7909.593158] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7909.593160] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7909.593161] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7909.593162] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7909.593163] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7909.593164] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7909.593166] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7909.593167] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7909.593169] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7909.593170] PKRU: 55555554 [ 7909.593170] Call Trace: [ 7909.593171] [ 7909.593172] __mptcp_try_fallback+0x49/0x90 [ 7909.593175] mptcp_sendmsg_frag+0x6c4/0x820 [ 7909.593177] __mptcp_retrans+0x1c2/0x3f0 [ 7909.593180] mptcp_release_cb+0x1f9/0x390 [ 7909.593182] release_sock+0x44/0x90 [ 7909.593185] mptcp_sendmsg+0x46e/0x6b0 [ 7909.593187] sock_write_iter+0xb5/0x140 [ 7909.593191] vfs_write+0x3cb/0x470 [ 7909.593195] ksys_write+0xb4/0xe0 [ 7909.593198] do_syscall_64+0xa4/0xfd0 [ 7909.593201] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7909.593203] RIP: 0033:0x7ff9a3389257 [ 7909.593205] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7909.593206] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7909.593208] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7909.593209] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7909.593209] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7909.593210] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7909.593211] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7909.593213] [ 7967.854851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7294627 jiffies s: 90761 root: 0x1/. [ 7967.855057] rcu: blocking rcu_node structures (internal RCU debug): [ 7967.855113] Sending NMI from CPU 3 to CPUs 0: [ 7967.855168] NMI backtrace for cpu 0 [ 7967.855174] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7967.855177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7967.855178] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7967.855188] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7967.855190] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7967.855191] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7967.855192] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7967.855193] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7967.855194] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7967.855195] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7967.855198] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7967.855199] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7967.855200] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7967.855201] PKRU: 55555554 [ 7967.855202] Call Trace: [ 7967.855205] [ 7967.855208] __mptcp_try_fallback+0x49/0x90 [ 7967.855213] mptcp_sendmsg_frag+0x6c4/0x820 [ 7967.855216] __mptcp_retrans+0x1c2/0x3f0 [ 7967.855218] mptcp_release_cb+0x1f9/0x390 [ 7967.855221] release_sock+0x44/0x90 [ 7967.855226] mptcp_sendmsg+0x46e/0x6b0 [ 7967.855228] sock_write_iter+0xb5/0x140 [ 7967.855232] vfs_write+0x3cb/0x470 [ 7967.855239] ksys_write+0xb4/0xe0 [ 7967.855242] do_syscall_64+0xa4/0xfd0 [ 7967.855246] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7967.855249] RIP: 0033:0x7ff9a3389257 [ 7967.855253] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7967.855255] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7967.855256] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7967.855257] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7967.855258] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7967.855259] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7967.855260] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7967.855261] [ 7972.595836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 7972.595997] rcu: 0-....: (7329306 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1802633 [ 7972.596082] rcu: (t=7329348 jiffies g=207793 q=238 ncpus=4) [ 7972.596141] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 7972.596143] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 7972.596145] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 7972.596150] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 7972.596152] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 7972.596154] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 7972.596155] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 7972.596156] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 7972.596157] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 7972.596157] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 7972.596159] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 7972.596160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 7972.596161] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 7972.596162] PKRU: 55555554 [ 7972.596162] Call Trace: [ 7972.596163] [ 7972.596165] __mptcp_try_fallback+0x49/0x90 [ 7972.596169] mptcp_sendmsg_frag+0x6c4/0x820 [ 7972.596171] __mptcp_retrans+0x1c2/0x3f0 [ 7972.596173] mptcp_release_cb+0x1f9/0x390 [ 7972.596176] release_sock+0x44/0x90 [ 7972.596178] mptcp_sendmsg+0x46e/0x6b0 [ 7972.596180] sock_write_iter+0xb5/0x140 [ 7972.596184] vfs_write+0x3cb/0x470 [ 7972.596187] ksys_write+0xb4/0xe0 [ 7972.596190] do_syscall_64+0xa4/0xfd0 [ 7972.596193] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 7972.596195] RIP: 0033:0x7ff9a3389257 [ 7972.596197] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 7972.596198] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 7972.596200] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 7972.596201] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 7972.596201] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 7972.596202] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 7972.596203] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 7972.596204] [ 8033.390847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7360163 jiffies s: 90761 root: 0x1/. [ 8033.390994] rcu: blocking rcu_node structures (internal RCU debug): [ 8033.391053] Sending NMI from CPU 3 to CPUs 0: [ 8033.391108] NMI backtrace for cpu 0 [ 8033.391114] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8033.391117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8033.391119] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8033.391128] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8033.391129] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8033.391131] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8033.391133] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8033.391134] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8033.391135] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8033.391135] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8033.391139] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8033.391140] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8033.391141] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8033.391141] PKRU: 55555554 [ 8033.391142] Call Trace: [ 8033.391145] [ 8033.391148] __mptcp_try_fallback+0x49/0x90 [ 8033.391153] mptcp_sendmsg_frag+0x6c4/0x820 [ 8033.391156] __mptcp_retrans+0x1c2/0x3f0 [ 8033.391158] mptcp_release_cb+0x1f9/0x390 [ 8033.391161] release_sock+0x44/0x90 [ 8033.391166] mptcp_sendmsg+0x46e/0x6b0 [ 8033.391168] sock_write_iter+0xb5/0x140 [ 8033.391172] vfs_write+0x3cb/0x470 [ 8033.391179] ksys_write+0xb4/0xe0 [ 8033.391181] do_syscall_64+0xa4/0xfd0 [ 8033.391185] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8033.391188] RIP: 0033:0x7ff9a3389257 [ 8033.391192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8033.391193] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8033.391194] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8033.391195] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8033.391197] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8033.391197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8033.391198] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8033.391200] [ 8035.598835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8035.598919] rcu: 0-....: (7392308 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1817058 [ 8035.599004] rcu: (t=7392351 jiffies g=207793 q=238 ncpus=4) [ 8035.599053] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8035.599055] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8035.599056] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8035.599059] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8035.599061] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8035.599062] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8035.599063] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8035.599064] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8035.599065] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8035.599066] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8035.599068] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8035.599069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8035.599069] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8035.599070] PKRU: 55555554 [ 8035.599071] Call Trace: [ 8035.599072] [ 8035.599073] __mptcp_try_fallback+0x49/0x90 [ 8035.599075] mptcp_sendmsg_frag+0x6c4/0x820 [ 8035.599077] __mptcp_retrans+0x1c2/0x3f0 [ 8035.599080] mptcp_release_cb+0x1f9/0x390 [ 8035.599082] release_sock+0x44/0x90 [ 8035.599084] mptcp_sendmsg+0x46e/0x6b0 [ 8035.599086] sock_write_iter+0xb5/0x140 [ 8035.599089] vfs_write+0x3cb/0x470 [ 8035.599092] ksys_write+0xb4/0xe0 [ 8035.599094] do_syscall_64+0xa4/0xfd0 [ 8035.599097] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8035.599099] RIP: 0033:0x7ff9a3389257 [ 8035.599100] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8035.599101] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8035.599102] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8035.599102] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8035.599103] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8035.599104] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8035.599105] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8035.599106] [ 8098.601838] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8098.601950] rcu: 0-....: (7455310 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1830773 [ 8098.602036] rcu: (t=7455354 jiffies g=207793 q=238 ncpus=4) [ 8098.602090] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8098.602093] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8098.602095] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8098.602104] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8098.602106] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8098.602108] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8098.602109] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8098.602110] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8098.602111] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8098.602112] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8098.602114] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8098.602115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8098.602116] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8098.602117] PKRU: 55555554 [ 8098.602118] Call Trace: [ 8098.602120] [ 8098.602123] __mptcp_try_fallback+0x49/0x90 [ 8098.602128] mptcp_sendmsg_frag+0x6c4/0x820 [ 8098.602131] __mptcp_retrans+0x1c2/0x3f0 [ 8098.602133] mptcp_release_cb+0x1f9/0x390 [ 8098.602137] release_sock+0x44/0x90 [ 8098.602141] mptcp_sendmsg+0x46e/0x6b0 [ 8098.602144] sock_write_iter+0xb5/0x140 [ 8098.602148] vfs_write+0x3cb/0x470 [ 8098.602155] ksys_write+0xb4/0xe0 [ 8098.602158] do_syscall_64+0xa4/0xfd0 [ 8098.602161] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8098.602164] RIP: 0033:0x7ff9a3389257 [ 8098.602168] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8098.602170] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8098.602172] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8098.602173] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8098.602174] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8098.602175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8098.602175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8098.602177] [ 8098.926851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7425699 jiffies s: 90761 root: 0x1/. [ 8098.926965] rcu: blocking rcu_node structures (internal RCU debug): [ 8098.927023] Sending NMI from CPU 3 to CPUs 0: [ 8098.927077] NMI backtrace for cpu 0 [ 8098.927079] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8098.927081] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8098.927081] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8098.927084] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8098.927085] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8098.927086] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8098.927087] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8098.927088] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8098.927088] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8098.927089] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8098.927091] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8098.927092] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8098.927093] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8098.927094] PKRU: 55555554 [ 8098.927094] Call Trace: [ 8098.927095] [ 8098.927096] __mptcp_try_fallback+0x49/0x90 [ 8098.927098] mptcp_sendmsg_frag+0x6c4/0x820 [ 8098.927100] __mptcp_retrans+0x1c2/0x3f0 [ 8098.927102] mptcp_release_cb+0x1f9/0x390 [ 8098.927104] release_sock+0x44/0x90 [ 8098.927105] mptcp_sendmsg+0x46e/0x6b0 [ 8098.927107] sock_write_iter+0xb5/0x140 [ 8098.927110] vfs_write+0x3cb/0x470 [ 8098.927112] ksys_write+0xb4/0xe0 [ 8098.927114] do_syscall_64+0xa4/0xfd0 [ 8098.927116] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8098.927118] RIP: 0033:0x7ff9a3389257 [ 8098.927119] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8098.927120] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8098.927121] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8098.927122] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8098.927123] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8098.927123] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8098.927124] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8098.927125] [ 8161.604836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8161.604937] rcu: 0-....: (7518312 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1844019 [ 8161.605033] rcu: (t=7518357 jiffies g=207793 q=238 ncpus=4) [ 8161.605098] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8161.605101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8161.605103] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8161.605112] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8161.605114] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8161.605116] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8161.605117] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8161.605119] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8161.605120] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8161.605120] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8161.605123] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8161.605124] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8161.605125] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8161.605127] PKRU: 55555554 [ 8161.605128] Call Trace: [ 8161.605131] [ 8161.605133] __mptcp_try_fallback+0x49/0x90 [ 8161.605138] mptcp_sendmsg_frag+0x6c4/0x820 [ 8161.605141] __mptcp_retrans+0x1c2/0x3f0 [ 8161.605143] mptcp_release_cb+0x1f9/0x390 [ 8161.605147] release_sock+0x44/0x90 [ 8161.605151] mptcp_sendmsg+0x46e/0x6b0 [ 8161.605154] sock_write_iter+0xb5/0x140 [ 8161.605158] vfs_write+0x3cb/0x470 [ 8161.605165] ksys_write+0xb4/0xe0 [ 8161.605168] do_syscall_64+0xa4/0xfd0 [ 8161.605172] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8161.605175] RIP: 0033:0x7ff9a3389257 [ 8161.605178] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8161.605179] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8161.605181] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8161.605182] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8161.605183] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8161.605184] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8161.605184] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8161.605186] [ 8164.462853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7491235 jiffies s: 90761 root: 0x1/. [ 8164.462969] rcu: blocking rcu_node structures (internal RCU debug): [ 8164.463025] Sending NMI from CPU 3 to CPUs 0: [ 8164.463076] NMI backtrace for cpu 0 [ 8164.463078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8164.463080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8164.463081] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8164.463084] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8164.463085] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8164.463087] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8164.463087] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8164.463088] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8164.463089] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8164.463089] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8164.463092] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8164.463093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8164.463094] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8164.463095] PKRU: 55555554 [ 8164.463095] Call Trace: [ 8164.463096] [ 8164.463097] __mptcp_try_fallback+0x49/0x90 [ 8164.463099] mptcp_sendmsg_frag+0x6c4/0x820 [ 8164.463102] __mptcp_retrans+0x1c2/0x3f0 [ 8164.463104] mptcp_release_cb+0x1f9/0x390 [ 8164.463106] release_sock+0x44/0x90 [ 8164.463108] mptcp_sendmsg+0x46e/0x6b0 [ 8164.463110] sock_write_iter+0xb5/0x140 [ 8164.463113] vfs_write+0x3cb/0x470 [ 8164.463115] ksys_write+0xb4/0xe0 [ 8164.463118] do_syscall_64+0xa4/0xfd0 [ 8164.463119] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8164.463120] RIP: 0033:0x7ff9a3389257 [ 8164.463121] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8164.463122] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8164.463124] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8164.463125] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8164.463125] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8164.463126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8164.463127] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8164.463129] [ 8224.607835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8224.608005] rcu: 0-....: (7581314 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1859640 [ 8224.608101] rcu: (t=7581360 jiffies g=207793 q=242 ncpus=4) [ 8224.608159] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8224.608162] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8224.608163] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8224.608171] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8224.608173] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8224.608176] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8224.608177] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8224.608178] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8224.608179] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8224.608180] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8224.608182] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8224.608183] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8224.608184] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8224.608185] PKRU: 55555554 [ 8224.608186] Call Trace: [ 8224.608188] [ 8224.608191] __mptcp_try_fallback+0x49/0x90 [ 8224.608196] mptcp_sendmsg_frag+0x6c4/0x820 [ 8224.608198] __mptcp_retrans+0x1c2/0x3f0 [ 8224.608201] mptcp_release_cb+0x1f9/0x390 [ 8224.608204] release_sock+0x44/0x90 [ 8224.608209] mptcp_sendmsg+0x46e/0x6b0 [ 8224.608211] sock_write_iter+0xb5/0x140 [ 8224.608215] vfs_write+0x3cb/0x470 [ 8224.608222] ksys_write+0xb4/0xe0 [ 8224.608224] do_syscall_64+0xa4/0xfd0 [ 8224.608228] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8224.608232] RIP: 0033:0x7ff9a3389257 [ 8224.608235] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8224.608237] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8224.608238] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8224.608239] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8224.608240] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8224.608241] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8224.608242] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8224.608243] [ 8229.998846] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7556771 jiffies s: 90761 root: 0x1/. [ 8229.999040] rcu: blocking rcu_node structures (internal RCU debug): [ 8229.999088] Sending NMI from CPU 3 to CPUs 0: [ 8229.999141] NMI backtrace for cpu 0 [ 8229.999142] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8229.999144] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8229.999145] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8229.999148] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8229.999149] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8229.999150] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8229.999151] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8229.999152] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8229.999153] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8229.999153] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8229.999156] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8229.999157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8229.999158] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8229.999158] PKRU: 55555554 [ 8229.999159] Call Trace: [ 8229.999160] [ 8229.999161] __mptcp_try_fallback+0x49/0x90 [ 8229.999163] mptcp_sendmsg_frag+0x6c4/0x820 [ 8229.999165] __mptcp_retrans+0x1c2/0x3f0 [ 8229.999167] mptcp_release_cb+0x1f9/0x390 [ 8229.999170] release_sock+0x44/0x90 [ 8229.999172] mptcp_sendmsg+0x46e/0x6b0 [ 8229.999174] sock_write_iter+0xb5/0x140 [ 8229.999176] vfs_write+0x3cb/0x470 [ 8229.999180] ksys_write+0xb4/0xe0 [ 8229.999182] do_syscall_64+0xa4/0xfd0 [ 8229.999184] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8229.999186] RIP: 0033:0x7ff9a3389257 [ 8229.999187] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8229.999188] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8229.999189] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8229.999190] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8229.999191] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8229.999192] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8229.999193] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8229.999195] [ 8287.610836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8287.610932] rcu: 0-....: (7644316 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1875378 [ 8287.611015] rcu: (t=7644363 jiffies g=207793 q=242 ncpus=4) [ 8287.611075] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8287.611077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8287.611079] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8287.611086] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8287.611088] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8287.611090] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8287.611091] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8287.611092] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8287.611093] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8287.611094] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8287.611096] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8287.611097] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8287.611098] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8287.611099] PKRU: 55555554 [ 8287.611100] Call Trace: [ 8287.611102] [ 8287.611104] __mptcp_try_fallback+0x49/0x90 [ 8287.611109] mptcp_sendmsg_frag+0x6c4/0x820 [ 8287.611111] __mptcp_retrans+0x1c2/0x3f0 [ 8287.611114] mptcp_release_cb+0x1f9/0x390 [ 8287.611117] release_sock+0x44/0x90 [ 8287.611121] mptcp_sendmsg+0x46e/0x6b0 [ 8287.611124] sock_write_iter+0xb5/0x140 [ 8287.611128] vfs_write+0x3cb/0x470 [ 8287.611134] ksys_write+0xb4/0xe0 [ 8287.611136] do_syscall_64+0xa4/0xfd0 [ 8287.611140] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8287.611143] RIP: 0033:0x7ff9a3389257 [ 8287.611146] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8287.611148] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8287.611149] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8287.611150] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8287.611151] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8287.611152] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8287.611153] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8287.611154] [ 8295.535847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7622308 jiffies s: 90761 root: 0x1/. [ 8295.536053] rcu: blocking rcu_node structures (internal RCU debug): [ 8295.536111] Sending NMI from CPU 3 to CPUs 0: [ 8295.536166] NMI backtrace for cpu 0 [ 8295.536168] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8295.536171] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8295.536172] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8295.536176] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8295.536177] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8295.536179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8295.536180] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8295.536181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8295.536181] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8295.536182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8295.536184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8295.536185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8295.536186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8295.536187] PKRU: 55555554 [ 8295.536187] Call Trace: [ 8295.536189] [ 8295.536191] __mptcp_try_fallback+0x49/0x90 [ 8295.536194] mptcp_sendmsg_frag+0x6c4/0x820 [ 8295.536196] __mptcp_retrans+0x1c2/0x3f0 [ 8295.536198] mptcp_release_cb+0x1f9/0x390 [ 8295.536201] release_sock+0x44/0x90 [ 8295.536203] mptcp_sendmsg+0x46e/0x6b0 [ 8295.536205] sock_write_iter+0xb5/0x140 [ 8295.536208] vfs_write+0x3cb/0x470 [ 8295.536213] ksys_write+0xb4/0xe0 [ 8295.536215] do_syscall_64+0xa4/0xfd0 [ 8295.536218] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8295.536219] RIP: 0033:0x7ff9a3389257 [ 8295.536221] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8295.536222] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8295.536223] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8295.536224] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8295.536225] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8295.536225] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8295.536226] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8295.536228] [ 8350.613835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8350.613939] rcu: 0-....: (7707318 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1891128 [ 8350.614039] rcu: (t=7707366 jiffies g=207793 q=242 ncpus=4) [ 8350.614098] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8350.614101] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8350.614102] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8350.614109] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8350.614111] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8350.614113] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8350.614114] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8350.614115] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8350.614116] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8350.614117] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8350.614119] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8350.614121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8350.614122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8350.614123] PKRU: 55555554 [ 8350.614123] Call Trace: [ 8350.614126] [ 8350.614128] __mptcp_try_fallback+0x49/0x90 [ 8350.614133] mptcp_sendmsg_frag+0x6c4/0x820 [ 8350.614135] __mptcp_retrans+0x1c2/0x3f0 [ 8350.614138] mptcp_release_cb+0x1f9/0x390 [ 8350.614141] release_sock+0x44/0x90 [ 8350.614146] mptcp_sendmsg+0x46e/0x6b0 [ 8350.614148] sock_write_iter+0xb5/0x140 [ 8350.614152] vfs_write+0x3cb/0x470 [ 8350.614158] ksys_write+0xb4/0xe0 [ 8350.614160] do_syscall_64+0xa4/0xfd0 [ 8350.614164] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8350.614167] RIP: 0033:0x7ff9a3389257 [ 8350.614169] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8350.614171] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8350.614172] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8350.614173] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8350.614174] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8350.614175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8350.614175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8350.614177] [ 8361.071845] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7687844 jiffies s: 90761 root: 0x1/. [ 8361.071966] rcu: blocking rcu_node structures (internal RCU debug): [ 8361.072024] Sending NMI from CPU 3 to CPUs 0: [ 8361.072075] NMI backtrace for cpu 0 [ 8361.072078] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8361.072080] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8361.072080] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8361.072085] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8361.072086] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8361.072087] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8361.072088] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8361.072089] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8361.072089] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8361.072090] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8361.072092] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8361.072093] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8361.072094] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8361.072095] PKRU: 55555554 [ 8361.072096] Call Trace: [ 8361.072097] [ 8361.072099] __mptcp_try_fallback+0x49/0x90 [ 8361.072102] mptcp_sendmsg_frag+0x6c4/0x820 [ 8361.072104] __mptcp_retrans+0x1c2/0x3f0 [ 8361.072106] mptcp_release_cb+0x1f9/0x390 [ 8361.072108] release_sock+0x44/0x90 [ 8361.072110] mptcp_sendmsg+0x46e/0x6b0 [ 8361.072112] sock_write_iter+0xb5/0x140 [ 8361.072115] vfs_write+0x3cb/0x470 [ 8361.072118] ksys_write+0xb4/0xe0 [ 8361.072120] do_syscall_64+0xa4/0xfd0 [ 8361.072122] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8361.072124] RIP: 0033:0x7ff9a3389257 [ 8361.072126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8361.072127] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8361.072128] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8361.072129] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8361.072130] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8361.072131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8361.072132] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8361.072133] [ 8413.616836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8413.617008] rcu: 0-....: (7770320 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1905760 [ 8413.617089] rcu: (t=7770369 jiffies g=207793 q=242 ncpus=4) [ 8413.617149] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8413.617152] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8413.617154] RIP: 0010:queued_spin_lock_slowpath+0x1c/0x2a0 [ 8413.617162] Code: 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 8b 45 00 <85> c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 fe 00 01 [ 8413.617163] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8413.617165] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8413.617167] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8413.617168] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8413.617169] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8413.617169] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8413.617172] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8413.617173] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8413.617174] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8413.617174] PKRU: 55555554 [ 8413.617175] Call Trace: [ 8413.617178] [ 8413.617180] __mptcp_try_fallback+0x49/0x90 [ 8413.617185] mptcp_sendmsg_frag+0x6c4/0x820 [ 8413.617187] __mptcp_retrans+0x1c2/0x3f0 [ 8413.617190] mptcp_release_cb+0x1f9/0x390 [ 8413.617193] release_sock+0x44/0x90 [ 8413.617198] mptcp_sendmsg+0x46e/0x6b0 [ 8413.617200] sock_write_iter+0xb5/0x140 [ 8413.617204] vfs_write+0x3cb/0x470 [ 8413.617211] ksys_write+0xb4/0xe0 [ 8413.617213] do_syscall_64+0xa4/0xfd0 [ 8413.617217] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8413.617221] RIP: 0033:0x7ff9a3389257 [ 8413.617224] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8413.617225] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8413.617227] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8413.617228] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8413.617229] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8413.617230] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8413.617231] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8413.617232] [ 8426.606851] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7753379 jiffies s: 90761 root: 0x1/. [ 8426.607055] rcu: blocking rcu_node structures (internal RCU debug): [ 8426.607111] Sending NMI from CPU 3 to CPUs 0: [ 8426.607164] NMI backtrace for cpu 0 [ 8426.607167] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8426.607169] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8426.607170] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8426.607177] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8426.607178] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8426.607179] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8426.607180] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8426.607181] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8426.607182] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8426.607183] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8426.607186] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8426.607187] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8426.607188] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8426.607189] PKRU: 55555554 [ 8426.607189] Call Trace: [ 8426.607191] [ 8426.607193] __mptcp_try_fallback+0x49/0x90 [ 8426.607198] mptcp_sendmsg_frag+0x6c4/0x820 [ 8426.607200] __mptcp_retrans+0x1c2/0x3f0 [ 8426.607202] mptcp_release_cb+0x1f9/0x390 [ 8426.607205] release_sock+0x44/0x90 [ 8426.607209] mptcp_sendmsg+0x46e/0x6b0 [ 8426.607211] sock_write_iter+0xb5/0x140 [ 8426.607215] vfs_write+0x3cb/0x470 [ 8426.607220] ksys_write+0xb4/0xe0 [ 8426.607223] do_syscall_64+0xa4/0xfd0 [ 8426.607226] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8426.607229] RIP: 0033:0x7ff9a3389257 [ 8426.607231] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8426.607232] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8426.607234] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8426.607234] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8426.607235] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8426.607236] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8426.607237] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8426.607238] [ 8476.619836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8476.619944] rcu: 0-....: (7833322 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1920192 [ 8476.620030] rcu: (t=7833372 jiffies g=207793 q=242 ncpus=4) [ 8476.620094] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8476.620097] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8476.620098] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 8476.620108] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 8476.620110] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8476.620112] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8476.620113] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8476.620114] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8476.620115] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8476.620116] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8476.620118] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8476.620119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8476.620120] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8476.620121] PKRU: 55555554 [ 8476.620121] Call Trace: [ 8476.620124] [ 8476.620126] __mptcp_try_fallback+0x49/0x90 [ 8476.620131] mptcp_sendmsg_frag+0x6c4/0x820 [ 8476.620134] __mptcp_retrans+0x1c2/0x3f0 [ 8476.620136] mptcp_release_cb+0x1f9/0x390 [ 8476.620139] release_sock+0x44/0x90 [ 8476.620144] mptcp_sendmsg+0x46e/0x6b0 [ 8476.620146] sock_write_iter+0xb5/0x140 [ 8476.620151] vfs_write+0x3cb/0x470 [ 8476.620157] ksys_write+0xb4/0xe0 [ 8476.620159] do_syscall_64+0xa4/0xfd0 [ 8476.620163] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8476.620166] RIP: 0033:0x7ff9a3389257 [ 8476.620170] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8476.620171] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8476.620172] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8476.620173] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8476.620174] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8476.620175] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8476.620176] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8476.620177] [ 8492.142857] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7818915 jiffies s: 90761 root: 0x1/. [ 8492.142984] rcu: blocking rcu_node structures (internal RCU debug): [ 8492.143044] Sending NMI from CPU 3 to CPUs 0: [ 8492.143097] NMI backtrace for cpu 0 [ 8492.143101] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8492.143103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8492.143104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8492.143110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8492.143112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8492.143113] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8492.143114] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8492.143115] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8492.143116] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8492.143116] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8492.143119] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8492.143120] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8492.143121] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8492.143121] PKRU: 55555554 [ 8492.143122] Call Trace: [ 8492.143124] [ 8492.143125] __mptcp_try_fallback+0x49/0x90 [ 8492.143129] mptcp_sendmsg_frag+0x6c4/0x820 [ 8492.143131] __mptcp_retrans+0x1c2/0x3f0 [ 8492.143133] mptcp_release_cb+0x1f9/0x390 [ 8492.143136] release_sock+0x44/0x90 [ 8492.143139] mptcp_sendmsg+0x46e/0x6b0 [ 8492.143142] sock_write_iter+0xb5/0x140 [ 8492.143145] vfs_write+0x3cb/0x470 [ 8492.143151] ksys_write+0xb4/0xe0 [ 8492.143153] do_syscall_64+0xa4/0xfd0 [ 8492.143156] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8492.143159] RIP: 0033:0x7ff9a3389257 [ 8492.143161] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8492.143162] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8492.143164] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8492.143165] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8492.143166] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8492.143166] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8492.143167] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8492.143169] [ 8539.622835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8539.623017] rcu: 0-....: (7896324 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1934930 [ 8539.623102] rcu: (t=7896375 jiffies g=207793 q=242 ncpus=4) [ 8539.623162] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8539.623165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8539.623166] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8539.623175] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8539.623176] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8539.623178] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8539.623179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8539.623180] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8539.623181] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8539.623182] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8539.623185] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8539.623186] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8539.623187] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8539.623188] PKRU: 55555554 [ 8539.623189] Call Trace: [ 8539.623190] [ 8539.623193] __mptcp_try_fallback+0x49/0x90 [ 8539.623198] mptcp_sendmsg_frag+0x6c4/0x820 [ 8539.623200] __mptcp_retrans+0x1c2/0x3f0 [ 8539.623203] mptcp_release_cb+0x1f9/0x390 [ 8539.623206] release_sock+0x44/0x90 [ 8539.623209] mptcp_sendmsg+0x46e/0x6b0 [ 8539.623212] sock_write_iter+0xb5/0x140 [ 8539.623216] vfs_write+0x3cb/0x470 [ 8539.623222] ksys_write+0xb4/0xe0 [ 8539.623224] do_syscall_64+0xa4/0xfd0 [ 8539.623229] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8539.623232] RIP: 0033:0x7ff9a3389257 [ 8539.623234] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8539.623236] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8539.623237] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8539.623238] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8539.623239] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8539.623240] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8539.623241] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8539.623242] [ 8557.678847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7884451 jiffies s: 90761 root: 0x1/. [ 8557.678987] rcu: blocking rcu_node structures (internal RCU debug): [ 8557.679047] Sending NMI from CPU 3 to CPUs 0: [ 8557.679099] NMI backtrace for cpu 0 [ 8557.679103] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8557.679105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8557.679106] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8557.679111] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8557.679113] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8557.679114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8557.679115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8557.679116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8557.679117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8557.679118] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8557.679120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8557.679121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8557.679122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8557.679123] PKRU: 55555554 [ 8557.679123] Call Trace: [ 8557.679125] [ 8557.679127] __mptcp_try_fallback+0x49/0x90 [ 8557.679130] mptcp_sendmsg_frag+0x6c4/0x820 [ 8557.679132] __mptcp_retrans+0x1c2/0x3f0 [ 8557.679135] mptcp_release_cb+0x1f9/0x390 [ 8557.679137] release_sock+0x44/0x90 [ 8557.679140] mptcp_sendmsg+0x46e/0x6b0 [ 8557.679142] sock_write_iter+0xb5/0x140 [ 8557.679145] vfs_write+0x3cb/0x470 [ 8557.679150] ksys_write+0xb4/0xe0 [ 8557.679152] do_syscall_64+0xa4/0xfd0 [ 8557.679155] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8557.679157] RIP: 0033:0x7ff9a3389257 [ 8557.679159] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8557.679160] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8557.679162] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8557.679162] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8557.679163] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8557.679164] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8557.679165] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8557.679166] [ 8602.625835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8602.625935] rcu: 0-....: (7959326 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1949504 [ 8602.626016] rcu: (t=7959378 jiffies g=207793 q=242 ncpus=4) [ 8602.626075] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8602.626077] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8602.626079] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8602.626085] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8602.626087] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8602.626089] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8602.626090] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8602.626091] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8602.626091] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8602.626092] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8602.626095] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8602.626096] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8602.626097] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8602.626097] PKRU: 55555554 [ 8602.626098] Call Trace: [ 8602.626100] [ 8602.626103] __mptcp_try_fallback+0x49/0x90 [ 8602.626107] mptcp_sendmsg_frag+0x6c4/0x820 [ 8602.626109] __mptcp_retrans+0x1c2/0x3f0 [ 8602.626111] mptcp_release_cb+0x1f9/0x390 [ 8602.626114] release_sock+0x44/0x90 [ 8602.626118] mptcp_sendmsg+0x46e/0x6b0 [ 8602.626120] sock_write_iter+0xb5/0x140 [ 8602.626123] vfs_write+0x3cb/0x470 [ 8602.626130] ksys_write+0xb4/0xe0 [ 8602.626132] do_syscall_64+0xa4/0xfd0 [ 8602.626136] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8602.626139] RIP: 0033:0x7ff9a3389257 [ 8602.626141] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8602.626143] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8602.626144] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8602.626145] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8602.626146] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8602.626147] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8602.626148] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8602.626149] [ 8623.214847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 7949987 jiffies s: 90761 root: 0x1/. [ 8623.214975] rcu: blocking rcu_node structures (internal RCU debug): [ 8623.215031] Sending NMI from CPU 3 to CPUs 0: [ 8623.215082] NMI backtrace for cpu 0 [ 8623.215085] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8623.215087] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8623.215088] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8623.215094] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8623.215096] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8623.215097] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8623.215098] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8623.215099] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8623.215100] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8623.215100] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8623.215103] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8623.215104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8623.215104] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8623.215105] PKRU: 55555554 [ 8623.215106] Call Trace: [ 8623.215107] [ 8623.215109] __mptcp_try_fallback+0x49/0x90 [ 8623.215112] mptcp_sendmsg_frag+0x6c4/0x820 [ 8623.215114] __mptcp_retrans+0x1c2/0x3f0 [ 8623.215117] mptcp_release_cb+0x1f9/0x390 [ 8623.215119] release_sock+0x44/0x90 [ 8623.215122] mptcp_sendmsg+0x46e/0x6b0 [ 8623.215125] sock_write_iter+0xb5/0x140 [ 8623.215128] vfs_write+0x3cb/0x470 [ 8623.215134] ksys_write+0xb4/0xe0 [ 8623.215136] do_syscall_64+0xa4/0xfd0 [ 8623.215140] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8623.215142] RIP: 0033:0x7ff9a3389257 [ 8623.215144] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8623.215145] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8623.215147] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8623.215148] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8623.215149] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8623.215149] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8623.215150] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8623.215152] [ 8665.628835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8665.629021] rcu: 0-....: (8022328 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1964869 [ 8665.629102] rcu: (t=8022381 jiffies g=207793 q=242 ncpus=4) [ 8665.629175] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8665.629177] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8665.629179] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8665.629187] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8665.629188] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8665.629191] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8665.629192] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8665.629193] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8665.629194] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8665.629194] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8665.629197] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8665.629198] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8665.629199] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8665.629199] PKRU: 55555554 [ 8665.629200] Call Trace: [ 8665.629202] [ 8665.629205] __mptcp_try_fallback+0x49/0x90 [ 8665.629210] mptcp_sendmsg_frag+0x6c4/0x820 [ 8665.629212] __mptcp_retrans+0x1c2/0x3f0 [ 8665.629215] mptcp_release_cb+0x1f9/0x390 [ 8665.629217] release_sock+0x44/0x90 [ 8665.629222] mptcp_sendmsg+0x46e/0x6b0 [ 8665.629224] sock_write_iter+0xb5/0x140 [ 8665.629228] vfs_write+0x3cb/0x470 [ 8665.629234] ksys_write+0xb4/0xe0 [ 8665.629236] do_syscall_64+0xa4/0xfd0 [ 8665.629240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8665.629242] RIP: 0033:0x7ff9a3389257 [ 8665.629246] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8665.629247] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8665.629248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8665.629249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8665.629250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8665.629251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8665.629252] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8665.629254] [ 8688.750849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8015523 jiffies s: 90761 root: 0x1/. [ 8688.751205] rcu: blocking rcu_node structures (internal RCU debug): [ 8688.751336] Sending NMI from CPU 3 to CPUs 0: [ 8688.751446] NMI backtrace for cpu 0 [ 8688.751451] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8688.751454] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8688.751455] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8688.751462] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8688.751463] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8688.751465] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8688.751466] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8688.751467] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8688.751468] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8688.751468] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8688.751471] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8688.751472] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8688.751473] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8688.751474] PKRU: 55555554 [ 8688.751474] Call Trace: [ 8688.751476] [ 8688.751478] __mptcp_try_fallback+0x49/0x90 [ 8688.751482] mptcp_sendmsg_frag+0x6c4/0x820 [ 8688.751484] __mptcp_retrans+0x1c2/0x3f0 [ 8688.751487] mptcp_release_cb+0x1f9/0x390 [ 8688.751489] release_sock+0x44/0x90 [ 8688.751493] mptcp_sendmsg+0x46e/0x6b0 [ 8688.751495] sock_write_iter+0xb5/0x140 [ 8688.751499] vfs_write+0x3cb/0x470 [ 8688.751505] ksys_write+0xb4/0xe0 [ 8688.751507] do_syscall_64+0xa4/0xfd0 [ 8688.751511] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8688.751513] RIP: 0033:0x7ff9a3389257 [ 8688.751515] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8688.751517] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8688.751518] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8688.751519] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8688.751520] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8688.751521] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8688.751522] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8688.751524] [ 8728.631835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8728.632095] rcu: 0-....: (8085329 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1980611 [ 8728.632313] rcu: (t=8085384 jiffies g=207793 q=243 ncpus=4) [ 8728.632441] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8728.632443] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8728.632444] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8728.632450] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8728.632452] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8728.632453] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8728.632454] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8728.632455] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8728.632456] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8728.632457] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8728.632459] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8728.632460] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8728.632461] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8728.632462] PKRU: 55555554 [ 8728.632463] Call Trace: [ 8728.632465] [ 8728.632466] __mptcp_try_fallback+0x49/0x90 [ 8728.632470] mptcp_sendmsg_frag+0x6c4/0x820 [ 8728.632472] __mptcp_retrans+0x1c2/0x3f0 [ 8728.632475] mptcp_release_cb+0x1f9/0x390 [ 8728.632477] release_sock+0x44/0x90 [ 8728.632481] mptcp_sendmsg+0x46e/0x6b0 [ 8728.632484] sock_write_iter+0xb5/0x140 [ 8728.632487] vfs_write+0x3cb/0x470 [ 8728.632492] ksys_write+0xb4/0xe0 [ 8728.632495] do_syscall_64+0xa4/0xfd0 [ 8728.632498] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8728.632501] RIP: 0033:0x7ff9a3389257 [ 8728.632503] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8728.632505] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8728.632506] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8728.632507] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8728.632508] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8728.632509] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8728.632510] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8728.632511] [ 8754.287842] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8081060 jiffies s: 90761 root: 0x1/. [ 8754.288196] rcu: blocking rcu_node structures (internal RCU debug): [ 8754.288254] Sending NMI from CPU 3 to CPUs 0: [ 8754.288309] NMI backtrace for cpu 0 [ 8754.288312] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8754.288315] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8754.288316] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8754.288321] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8754.288323] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8754.288324] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8754.288325] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8754.288326] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8754.288327] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8754.288327] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8754.288330] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8754.288331] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8754.288332] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8754.288332] PKRU: 55555554 [ 8754.288333] Call Trace: [ 8754.288335] [ 8754.288337] __mptcp_try_fallback+0x49/0x90 [ 8754.288341] mptcp_sendmsg_frag+0x6c4/0x820 [ 8754.288343] __mptcp_retrans+0x1c2/0x3f0 [ 8754.288345] mptcp_release_cb+0x1f9/0x390 [ 8754.288348] release_sock+0x44/0x90 [ 8754.288352] mptcp_sendmsg+0x46e/0x6b0 [ 8754.288355] sock_write_iter+0xb5/0x140 [ 8754.288358] vfs_write+0x3cb/0x470 [ 8754.288363] ksys_write+0xb4/0xe0 [ 8754.288365] do_syscall_64+0xa4/0xfd0 [ 8754.288368] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8754.288371] RIP: 0033:0x7ff9a3389257 [ 8754.288373] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8754.288374] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8754.288375] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8754.288376] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8754.288377] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8754.288378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8754.288379] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8754.288380] [ 8791.634835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8791.635121] rcu: 0-....: (8148330 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=1996360 [ 8791.635324] rcu: (t=8148387 jiffies g=207793 q=243 ncpus=4) [ 8791.635450] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8791.635453] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8791.635455] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8791.635460] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8791.635462] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8791.635464] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8791.635465] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8791.635466] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8791.635466] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8791.635467] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8791.635470] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8791.635471] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8791.635472] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8791.635473] PKRU: 55555554 [ 8791.635474] Call Trace: [ 8791.635476] [ 8791.635478] __mptcp_try_fallback+0x49/0x90 [ 8791.635482] mptcp_sendmsg_frag+0x6c4/0x820 [ 8791.635484] __mptcp_retrans+0x1c2/0x3f0 [ 8791.635487] mptcp_release_cb+0x1f9/0x390 [ 8791.635489] release_sock+0x44/0x90 [ 8791.635493] mptcp_sendmsg+0x46e/0x6b0 [ 8791.635496] sock_write_iter+0xb5/0x140 [ 8791.635499] vfs_write+0x3cb/0x470 [ 8791.635505] ksys_write+0xb4/0xe0 [ 8791.635507] do_syscall_64+0xa4/0xfd0 [ 8791.635511] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8791.635513] RIP: 0033:0x7ff9a3389257 [ 8791.635516] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8791.635517] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8791.635519] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8791.635520] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8791.635521] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8791.635522] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8791.635523] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8791.635524] [ 8819.823854] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8146596 jiffies s: 90761 root: 0x1/. [ 8819.824230] rcu: blocking rcu_node structures (internal RCU debug): [ 8819.824446] Sending NMI from CPU 3 to CPUs 0: [ 8819.824516] NMI backtrace for cpu 0 [ 8819.824519] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8819.824521] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8819.824522] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8819.824526] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8819.824528] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8819.824530] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8819.824530] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8819.824532] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8819.824532] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8819.824533] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8819.824535] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8819.824537] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8819.824537] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8819.824538] PKRU: 55555554 [ 8819.824539] Call Trace: [ 8819.824540] [ 8819.824541] __mptcp_try_fallback+0x49/0x90 [ 8819.824545] mptcp_sendmsg_frag+0x6c4/0x820 [ 8819.824547] __mptcp_retrans+0x1c2/0x3f0 [ 8819.824549] mptcp_release_cb+0x1f9/0x390 [ 8819.824552] release_sock+0x44/0x90 [ 8819.824555] mptcp_sendmsg+0x46e/0x6b0 [ 8819.824557] sock_write_iter+0xb5/0x140 [ 8819.824560] vfs_write+0x3cb/0x470 [ 8819.824564] ksys_write+0xb4/0xe0 [ 8819.824566] do_syscall_64+0xa4/0xfd0 [ 8819.824569] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8819.824571] RIP: 0033:0x7ff9a3389257 [ 8819.824572] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8819.824573] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8819.824575] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8819.824576] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8819.824577] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8819.824577] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8819.824578] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8819.824580] [ 8854.637834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8854.638021] rcu: 0-....: (8211331 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2012097 [ 8854.638107] rcu: (t=8211390 jiffies g=207793 q=243 ncpus=4) [ 8854.638163] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8854.638165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8854.638166] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8854.638170] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8854.638172] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8854.638173] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8854.638174] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8854.638175] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8854.638175] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8854.638176] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8854.638178] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8854.638179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8854.638180] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8854.638181] PKRU: 55555554 [ 8854.638181] Call Trace: [ 8854.638182] [ 8854.638184] __mptcp_try_fallback+0x49/0x90 [ 8854.638187] mptcp_sendmsg_frag+0x6c4/0x820 [ 8854.638189] __mptcp_retrans+0x1c2/0x3f0 [ 8854.638191] mptcp_release_cb+0x1f9/0x390 [ 8854.638194] release_sock+0x44/0x90 [ 8854.638195] mptcp_sendmsg+0x46e/0x6b0 [ 8854.638198] sock_write_iter+0xb5/0x140 [ 8854.638200] vfs_write+0x3cb/0x470 [ 8854.638204] ksys_write+0xb4/0xe0 [ 8854.638206] do_syscall_64+0xa4/0xfd0 [ 8854.638209] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8854.638211] RIP: 0033:0x7ff9a3389257 [ 8854.638213] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8854.638214] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8854.638216] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8854.638217] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8854.638217] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8854.638218] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8854.638219] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8854.638221] [ 8885.358841] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8212131 jiffies s: 90761 root: 0x1/. [ 8885.359197] rcu: blocking rcu_node structures (internal RCU debug): [ 8885.359323] Sending NMI from CPU 3 to CPUs 0: [ 8885.359429] NMI backtrace for cpu 0 [ 8885.359432] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8885.359435] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8885.359435] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8885.359439] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8885.359441] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8885.359442] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8885.359443] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8885.359444] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8885.359445] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8885.359446] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8885.359449] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8885.359450] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8885.359450] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8885.359451] PKRU: 55555554 [ 8885.359452] Call Trace: [ 8885.359453] [ 8885.359455] __mptcp_try_fallback+0x49/0x90 [ 8885.359458] mptcp_sendmsg_frag+0x6c4/0x820 [ 8885.359460] __mptcp_retrans+0x1c2/0x3f0 [ 8885.359462] mptcp_release_cb+0x1f9/0x390 [ 8885.359464] release_sock+0x44/0x90 [ 8885.359466] mptcp_sendmsg+0x46e/0x6b0 [ 8885.359469] sock_write_iter+0xb5/0x140 [ 8885.359471] vfs_write+0x3cb/0x470 [ 8885.359475] ksys_write+0xb4/0xe0 [ 8885.359477] do_syscall_64+0xa4/0xfd0 [ 8885.359480] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8885.359482] RIP: 0033:0x7ff9a3389257 [ 8885.359484] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8885.359485] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8885.359486] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8885.359487] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8885.359488] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8885.359489] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8885.359490] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8885.359492] [ 8917.640835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8917.641000] rcu: 0-....: (8274333 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2027845 [ 8917.641091] rcu: (t=8274393 jiffies g=207793 q=243 ncpus=4) [ 8917.641147] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8917.641150] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8917.641151] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8917.641156] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8917.641157] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8917.641159] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8917.641160] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8917.641161] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8917.641162] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8917.641162] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8917.641164] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8917.641165] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8917.641167] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8917.641167] PKRU: 55555554 [ 8917.641168] Call Trace: [ 8917.641170] [ 8917.641171] __mptcp_try_fallback+0x49/0x90 [ 8917.641175] mptcp_sendmsg_frag+0x6c4/0x820 [ 8917.641177] __mptcp_retrans+0x1c2/0x3f0 [ 8917.641179] mptcp_release_cb+0x1f9/0x390 [ 8917.641182] release_sock+0x44/0x90 [ 8917.641184] mptcp_sendmsg+0x46e/0x6b0 [ 8917.641187] sock_write_iter+0xb5/0x140 [ 8917.641189] vfs_write+0x3cb/0x470 [ 8917.641195] ksys_write+0xb4/0xe0 [ 8917.641197] do_syscall_64+0xa4/0xfd0 [ 8917.641200] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8917.641202] RIP: 0033:0x7ff9a3389257 [ 8917.641204] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8917.641205] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8917.641207] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8917.641208] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8917.641208] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8917.641209] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8917.641210] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8917.641211] [ 8950.894843] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8277667 jiffies s: 90761 root: 0x1/. [ 8950.894990] rcu: blocking rcu_node structures (internal RCU debug): [ 8950.895063] Sending NMI from CPU 3 to CPUs 0: [ 8950.895115] NMI backtrace for cpu 0 [ 8950.895117] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8950.895119] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8950.895120] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8950.895125] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8950.895126] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8950.895128] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8950.895129] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8950.895130] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8950.895130] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8950.895131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8950.895133] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8950.895134] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8950.895135] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8950.895136] PKRU: 55555554 [ 8950.895136] Call Trace: [ 8950.895138] [ 8950.895139] __mptcp_try_fallback+0x49/0x90 [ 8950.895142] mptcp_sendmsg_frag+0x6c4/0x820 [ 8950.895144] __mptcp_retrans+0x1c2/0x3f0 [ 8950.895146] mptcp_release_cb+0x1f9/0x390 [ 8950.895148] release_sock+0x44/0x90 [ 8950.895150] mptcp_sendmsg+0x46e/0x6b0 [ 8950.895153] sock_write_iter+0xb5/0x140 [ 8950.895155] vfs_write+0x3cb/0x470 [ 8950.895160] ksys_write+0xb4/0xe0 [ 8950.895162] do_syscall_64+0xa4/0xfd0 [ 8950.895165] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8950.895167] RIP: 0033:0x7ff9a3389257 [ 8950.895169] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8950.895170] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8950.895171] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8950.895172] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8950.895173] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8950.895174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8950.895175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8950.895176] [ 8980.643834] rcu: INFO: rcu_preempt self-detected stall on CPU [ 8980.644103] rcu: 0-....: (8337334 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2043572 [ 8980.644239] rcu: (t=8337396 jiffies g=207793 q=244 ncpus=4) [ 8980.644296] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 8980.644298] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8980.644299] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 8980.644303] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 8980.644305] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 8980.644306] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 8980.644308] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 8980.644308] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 8980.644309] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 8980.644310] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 8980.644312] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 8980.644313] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8980.644314] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 8980.644315] PKRU: 55555554 [ 8980.644316] Call Trace: [ 8980.644317] [ 8980.644318] __mptcp_try_fallback+0x49/0x90 [ 8980.644321] mptcp_sendmsg_frag+0x6c4/0x820 [ 8980.644323] __mptcp_retrans+0x1c2/0x3f0 [ 8980.644326] mptcp_release_cb+0x1f9/0x390 [ 8980.644328] release_sock+0x44/0x90 [ 8980.644331] mptcp_sendmsg+0x46e/0x6b0 [ 8980.644333] sock_write_iter+0xb5/0x140 [ 8980.644335] vfs_write+0x3cb/0x470 [ 8980.644340] ksys_write+0xb4/0xe0 [ 8980.644342] do_syscall_64+0xa4/0xfd0 [ 8980.644345] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 8980.644347] RIP: 0033:0x7ff9a3389257 [ 8980.644348] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 8980.644350] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 8980.644351] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 8980.644352] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 8980.644353] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 8980.644353] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 8980.644354] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 8980.644356] [ 9016.430845] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8343203 jiffies s: 90761 root: 0x1/. [ 9016.430999] rcu: blocking rcu_node structures (internal RCU debug): [ 9016.431054] Sending NMI from CPU 3 to CPUs 0: [ 9016.431108] NMI backtrace for cpu 0 [ 9016.431113] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9016.431117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9016.431118] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9016.431127] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9016.431129] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9016.431131] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9016.431132] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9016.431133] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9016.431134] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9016.431135] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9016.431138] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9016.431139] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9016.431140] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9016.431141] PKRU: 55555554 [ 9016.431141] Call Trace: [ 9016.431143] [ 9016.431145] __mptcp_try_fallback+0x49/0x90 [ 9016.431151] mptcp_sendmsg_frag+0x6c4/0x820 [ 9016.431153] __mptcp_retrans+0x1c2/0x3f0 [ 9016.431156] mptcp_release_cb+0x1f9/0x390 [ 9016.431159] release_sock+0x44/0x90 [ 9016.431165] mptcp_sendmsg+0x46e/0x6b0 [ 9016.431167] sock_write_iter+0xb5/0x140 [ 9016.431172] vfs_write+0x3cb/0x470 [ 9016.431179] ksys_write+0xb4/0xe0 [ 9016.431182] do_syscall_64+0xa4/0xfd0 [ 9016.431186] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9016.431189] RIP: 0033:0x7ff9a3389257 [ 9016.431192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9016.431193] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9016.431195] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9016.431196] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9016.431197] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9016.431197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9016.431198] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9016.431200] [ 9043.646835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9043.646928] rcu: 0-....: (8400336 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2059297 [ 9043.647013] rcu: (t=8400399 jiffies g=207793 q=244 ncpus=4) [ 9043.647066] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9043.647069] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9043.647070] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9043.647079] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9043.647081] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9043.647083] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9043.647084] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9043.647085] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9043.647086] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9043.647086] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9043.647089] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9043.647090] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9043.647091] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9043.647092] PKRU: 55555554 [ 9043.647093] Call Trace: [ 9043.647094] [ 9043.647096] __mptcp_try_fallback+0x49/0x90 [ 9043.647102] mptcp_sendmsg_frag+0x6c4/0x820 [ 9043.647105] __mptcp_retrans+0x1c2/0x3f0 [ 9043.647107] mptcp_release_cb+0x1f9/0x390 [ 9043.647110] release_sock+0x44/0x90 [ 9043.647115] mptcp_sendmsg+0x46e/0x6b0 [ 9043.647118] sock_write_iter+0xb5/0x140 [ 9043.647123] vfs_write+0x3cb/0x470 [ 9043.647130] ksys_write+0xb4/0xe0 [ 9043.647132] do_syscall_64+0xa4/0xfd0 [ 9043.647136] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9043.647140] RIP: 0033:0x7ff9a3389257 [ 9043.647142] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9043.647144] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9043.647145] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9043.647146] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9043.647147] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9043.647148] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9043.647149] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9043.647150] [ 9081.966849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8408739 jiffies s: 90761 root: 0x1/. [ 9081.966982] rcu: blocking rcu_node structures (internal RCU debug): [ 9081.967041] Sending NMI from CPU 3 to CPUs 0: [ 9081.967094] NMI backtrace for cpu 0 [ 9081.967099] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9081.967102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9081.967104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9081.967110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9081.967112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9081.967114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9081.967115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9081.967116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9081.967117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9081.967117] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9081.967120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9081.967121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9081.967122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9081.967123] PKRU: 55555554 [ 9081.967124] Call Trace: [ 9081.967126] [ 9081.967129] __mptcp_try_fallback+0x49/0x90 [ 9081.967133] mptcp_sendmsg_frag+0x6c4/0x820 [ 9081.967136] __mptcp_retrans+0x1c2/0x3f0 [ 9081.967138] mptcp_release_cb+0x1f9/0x390 [ 9081.967141] release_sock+0x44/0x90 [ 9081.967144] mptcp_sendmsg+0x46e/0x6b0 [ 9081.967147] sock_write_iter+0xb5/0x140 [ 9081.967150] vfs_write+0x3cb/0x470 [ 9081.967155] ksys_write+0xb4/0xe0 [ 9081.967157] do_syscall_64+0xa4/0xfd0 [ 9081.967160] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9081.967163] RIP: 0033:0x7ff9a3389257 [ 9081.967165] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9081.967167] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9081.967168] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9081.967169] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9081.967170] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9081.967171] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9081.967171] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9081.967173] [ 9106.649835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9106.649930] rcu: 0-....: (8463339 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2075031 [ 9106.650012] rcu: (t=8463402 jiffies g=207793 q=244 ncpus=4) [ 9106.650058] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9106.650060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9106.650061] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9106.650068] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9106.650069] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9106.650071] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9106.650072] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9106.650073] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9106.650074] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9106.650075] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9106.650077] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9106.650079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9106.650080] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9106.650080] PKRU: 55555554 [ 9106.650081] Call Trace: [ 9106.650083] [ 9106.650085] __mptcp_try_fallback+0x49/0x90 [ 9106.650089] mptcp_sendmsg_frag+0x6c4/0x820 [ 9106.650092] __mptcp_retrans+0x1c2/0x3f0 [ 9106.650094] mptcp_release_cb+0x1f9/0x390 [ 9106.650097] release_sock+0x44/0x90 [ 9106.650100] mptcp_sendmsg+0x46e/0x6b0 [ 9106.650102] sock_write_iter+0xb5/0x140 [ 9106.650106] vfs_write+0x3cb/0x470 [ 9106.650111] ksys_write+0xb4/0xe0 [ 9106.650113] do_syscall_64+0xa4/0xfd0 [ 9106.650116] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9106.650119] RIP: 0033:0x7ff9a3389257 [ 9106.650122] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9106.650123] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9106.650125] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9106.650126] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9106.650127] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9106.650127] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9106.650128] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9106.650130] [ 9147.502853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8474275 jiffies s: 90761 root: 0x1/. [ 9147.503064] rcu: blocking rcu_node structures (internal RCU debug): [ 9147.503117] Sending NMI from CPU 3 to CPUs 0: [ 9147.503179] NMI backtrace for cpu 0 [ 9147.503184] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9147.503187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9147.503188] RIP: 0010:queued_spin_lock_slowpath+0x80/0x2a0 [ 9147.503195] Code: ff ff 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 90 eb 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 [ 9147.503197] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9147.503198] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9147.503199] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9147.503200] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9147.503201] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9147.503202] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9147.503204] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9147.503206] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9147.503206] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9147.503207] PKRU: 55555554 [ 9147.503208] Call Trace: [ 9147.503209] [ 9147.503212] __mptcp_try_fallback+0x49/0x90 [ 9147.503216] mptcp_sendmsg_frag+0x6c4/0x820 [ 9147.503218] __mptcp_retrans+0x1c2/0x3f0 [ 9147.503220] mptcp_release_cb+0x1f9/0x390 [ 9147.503223] release_sock+0x44/0x90 [ 9147.503226] mptcp_sendmsg+0x46e/0x6b0 [ 9147.503228] sock_write_iter+0xb5/0x140 [ 9147.503232] vfs_write+0x3cb/0x470 [ 9147.503238] ksys_write+0xb4/0xe0 [ 9147.503240] do_syscall_64+0xa4/0xfd0 [ 9147.503243] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9147.503246] RIP: 0033:0x7ff9a3389257 [ 9147.503248] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9147.503249] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9147.503251] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9147.503252] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9147.503253] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9147.503254] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9147.503254] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9147.503256] [ 9169.652835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9169.652993] rcu: 0-....: (8526342 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2090759 [ 9169.653067] rcu: (t=8526405 jiffies g=207793 q=244 ncpus=4) [ 9169.653114] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9169.653116] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9169.653117] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9169.653125] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9169.653126] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9169.653128] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9169.653130] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9169.653130] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9169.653131] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9169.653132] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9169.653134] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9169.653136] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9169.653136] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9169.653137] PKRU: 55555554 [ 9169.653138] Call Trace: [ 9169.653139] [ 9169.653142] __mptcp_try_fallback+0x49/0x90 [ 9169.653146] mptcp_sendmsg_frag+0x6c4/0x820 [ 9169.653149] __mptcp_retrans+0x1c2/0x3f0 [ 9169.653151] mptcp_release_cb+0x1f9/0x390 [ 9169.653154] release_sock+0x44/0x90 [ 9169.653157] mptcp_sendmsg+0x46e/0x6b0 [ 9169.653159] sock_write_iter+0xb5/0x140 [ 9169.653163] vfs_write+0x3cb/0x470 [ 9169.653167] ksys_write+0xb4/0xe0 [ 9169.653169] do_syscall_64+0xa4/0xfd0 [ 9169.653172] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9169.653175] RIP: 0033:0x7ff9a3389257 [ 9169.653177] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9169.653179] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9169.653180] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9169.653181] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9169.653182] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9169.653183] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9169.653183] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9169.653185] [ 9213.039849] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8539812 jiffies s: 90761 root: 0x1/. [ 9213.039983] rcu: blocking rcu_node structures (internal RCU debug): [ 9213.040039] Sending NMI from CPU 3 to CPUs 0: [ 9213.040093] NMI backtrace for cpu 0 [ 9213.040099] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9213.040102] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9213.040104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9213.040110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9213.040112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9213.040114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9213.040115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9213.040116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9213.040117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9213.040117] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9213.040120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9213.040121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9213.040122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9213.040123] PKRU: 55555554 [ 9213.040124] Call Trace: [ 9213.040126] [ 9213.040128] __mptcp_try_fallback+0x49/0x90 [ 9213.040132] mptcp_sendmsg_frag+0x6c4/0x820 [ 9213.040135] __mptcp_retrans+0x1c2/0x3f0 [ 9213.040137] mptcp_release_cb+0x1f9/0x390 [ 9213.040140] release_sock+0x44/0x90 [ 9213.040143] mptcp_sendmsg+0x46e/0x6b0 [ 9213.040145] sock_write_iter+0xb5/0x140 [ 9213.040149] vfs_write+0x3cb/0x470 [ 9213.040155] ksys_write+0xb4/0xe0 [ 9213.040157] do_syscall_64+0xa4/0xfd0 [ 9213.040160] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9213.040162] RIP: 0033:0x7ff9a3389257 [ 9213.040165] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9213.040166] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9213.040167] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9213.040168] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9213.040169] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9213.040170] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9213.040171] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9213.040172] [ 9232.655835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9232.655929] rcu: 0-....: (8589345 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2106471 [ 9232.656004] rcu: (t=8589408 jiffies g=207793 q=244 ncpus=4) [ 9232.656055] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9232.656058] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9232.656059] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9232.656066] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9232.656068] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9232.656070] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9232.656071] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9232.656072] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9232.656073] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9232.656073] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9232.656076] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9232.656077] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9232.656078] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9232.656079] PKRU: 55555554 [ 9232.656080] Call Trace: [ 9232.656082] [ 9232.656084] __mptcp_try_fallback+0x49/0x90 [ 9232.656088] mptcp_sendmsg_frag+0x6c4/0x820 [ 9232.656091] __mptcp_retrans+0x1c2/0x3f0 [ 9232.656093] mptcp_release_cb+0x1f9/0x390 [ 9232.656096] release_sock+0x44/0x90 [ 9232.656099] mptcp_sendmsg+0x46e/0x6b0 [ 9232.656102] sock_write_iter+0xb5/0x140 [ 9232.656105] vfs_write+0x3cb/0x470 [ 9232.656110] ksys_write+0xb4/0xe0 [ 9232.656112] do_syscall_64+0xa4/0xfd0 [ 9232.656115] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9232.656118] RIP: 0033:0x7ff9a3389257 [ 9232.656120] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9232.656122] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9232.656123] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9232.656124] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9232.656125] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9232.656126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9232.656126] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9232.656128] [ 9278.574844] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8605347 jiffies s: 90761 root: 0x1/. [ 9278.575046] rcu: blocking rcu_node structures (internal RCU debug): [ 9278.575103] Sending NMI from CPU 3 to CPUs 0: [ 9278.575156] NMI backtrace for cpu 0 [ 9278.575163] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9278.575165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9278.575167] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9278.575174] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9278.575176] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9278.575178] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9278.575179] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9278.575180] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9278.575180] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9278.575181] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9278.575184] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9278.575185] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9278.575186] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9278.575187] PKRU: 55555554 [ 9278.575188] Call Trace: [ 9278.575190] [ 9278.575192] __mptcp_try_fallback+0x49/0x90 [ 9278.575196] mptcp_sendmsg_frag+0x6c4/0x820 [ 9278.575198] __mptcp_retrans+0x1c2/0x3f0 [ 9278.575201] mptcp_release_cb+0x1f9/0x390 [ 9278.575203] release_sock+0x44/0x90 [ 9278.575207] mptcp_sendmsg+0x46e/0x6b0 [ 9278.575209] sock_write_iter+0xb5/0x140 [ 9278.575213] vfs_write+0x3cb/0x470 [ 9278.575218] ksys_write+0xb4/0xe0 [ 9278.575220] do_syscall_64+0xa4/0xfd0 [ 9278.575223] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9278.575226] RIP: 0033:0x7ff9a3389257 [ 9278.575229] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9278.575230] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9278.575231] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9278.575232] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9278.575233] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9278.575234] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9278.575235] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9278.575236] [ 9295.658835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9295.658999] rcu: 0-....: (8652348 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2122199 [ 9295.659081] rcu: (t=8652411 jiffies g=207793 q=244 ncpus=4) [ 9295.659133] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9295.659135] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9295.659137] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9295.659143] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9295.659145] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9295.659146] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9295.659147] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9295.659148] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9295.659149] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9295.659150] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9295.659153] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9295.659154] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9295.659155] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9295.659156] PKRU: 55555554 [ 9295.659156] Call Trace: [ 9295.659159] [ 9295.659161] __mptcp_try_fallback+0x49/0x90 [ 9295.659165] mptcp_sendmsg_frag+0x6c4/0x820 [ 9295.659167] __mptcp_retrans+0x1c2/0x3f0 [ 9295.659170] mptcp_release_cb+0x1f9/0x390 [ 9295.659173] release_sock+0x44/0x90 [ 9295.659177] mptcp_sendmsg+0x46e/0x6b0 [ 9295.659179] sock_write_iter+0xb5/0x140 [ 9295.659182] vfs_write+0x3cb/0x470 [ 9295.659187] ksys_write+0xb4/0xe0 [ 9295.659190] do_syscall_64+0xa4/0xfd0 [ 9295.659193] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9295.659196] RIP: 0033:0x7ff9a3389257 [ 9295.659199] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9295.659200] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9295.659202] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9295.659203] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9295.659204] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9295.659205] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9295.659205] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9295.659207] [ 9344.110855] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8670883 jiffies s: 90761 root: 0x1/. [ 9344.110992] rcu: blocking rcu_node structures (internal RCU debug): [ 9344.111049] Sending NMI from CPU 3 to CPUs 0: [ 9344.111102] NMI backtrace for cpu 0 [ 9344.111108] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9344.111111] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9344.111113] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9344.111120] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9344.111122] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9344.111124] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9344.111125] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9344.111126] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9344.111127] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9344.111127] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9344.111130] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9344.111131] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9344.111132] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9344.111133] PKRU: 55555554 [ 9344.111134] Call Trace: [ 9344.111135] [ 9344.111138] __mptcp_try_fallback+0x49/0x90 [ 9344.111142] mptcp_sendmsg_frag+0x6c4/0x820 [ 9344.111144] __mptcp_retrans+0x1c2/0x3f0 [ 9344.111147] mptcp_release_cb+0x1f9/0x390 [ 9344.111149] release_sock+0x44/0x90 [ 9344.111153] mptcp_sendmsg+0x46e/0x6b0 [ 9344.111155] sock_write_iter+0xb5/0x140 [ 9344.111159] vfs_write+0x3cb/0x470 [ 9344.111164] ksys_write+0xb4/0xe0 [ 9344.111166] do_syscall_64+0xa4/0xfd0 [ 9344.111169] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9344.111172] RIP: 0033:0x7ff9a3389257 [ 9344.111174] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9344.111176] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9344.111177] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9344.111178] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9344.111179] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9344.111180] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9344.111181] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9344.111182] [ 9358.661836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9358.661993] rcu: 0-....: (8715351 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2137451 [ 9358.662067] rcu: (t=8715414 jiffies g=207793 q=244 ncpus=4) [ 9358.662114] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9358.662117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9358.662118] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9358.662124] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9358.662126] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9358.662128] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9358.662129] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9358.662130] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9358.662130] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9358.662131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9358.662133] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9358.662135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9358.662136] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9358.662136] PKRU: 55555554 [ 9358.662137] Call Trace: [ 9358.662139] [ 9358.662141] __mptcp_try_fallback+0x49/0x90 [ 9358.662144] mptcp_sendmsg_frag+0x6c4/0x820 [ 9358.662147] __mptcp_retrans+0x1c2/0x3f0 [ 9358.662149] mptcp_release_cb+0x1f9/0x390 [ 9358.662152] release_sock+0x44/0x90 [ 9358.662155] mptcp_sendmsg+0x46e/0x6b0 [ 9358.662157] sock_write_iter+0xb5/0x140 [ 9358.662160] vfs_write+0x3cb/0x470 [ 9358.662165] ksys_write+0xb4/0xe0 [ 9358.662167] do_syscall_64+0xa4/0xfd0 [ 9358.662170] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9358.662173] RIP: 0033:0x7ff9a3389257 [ 9358.662176] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9358.662177] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9358.662179] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9358.662179] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9358.662180] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9358.662181] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9358.662182] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9358.662183] [ 9409.646847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8736419 jiffies s: 90761 root: 0x1/. [ 9409.646988] rcu: blocking rcu_node structures (internal RCU debug): [ 9409.647039] Sending NMI from CPU 3 to CPUs 0: [ 9409.647094] NMI backtrace for cpu 0 [ 9409.647100] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9409.647103] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9409.647104] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9409.647110] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9409.647112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9409.647114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9409.647115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9409.647116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9409.647117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9409.647118] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9409.647120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9409.647122] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9409.647122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9409.647123] PKRU: 55555554 [ 9409.647124] Call Trace: [ 9409.647127] [ 9409.647129] __mptcp_try_fallback+0x49/0x90 [ 9409.647133] mptcp_sendmsg_frag+0x6c4/0x820 [ 9409.647135] __mptcp_retrans+0x1c2/0x3f0 [ 9409.647137] mptcp_release_cb+0x1f9/0x390 [ 9409.647140] release_sock+0x44/0x90 [ 9409.647143] mptcp_sendmsg+0x46e/0x6b0 [ 9409.647145] sock_write_iter+0xb5/0x140 [ 9409.647148] vfs_write+0x3cb/0x470 [ 9409.647153] ksys_write+0xb4/0xe0 [ 9409.647155] do_syscall_64+0xa4/0xfd0 [ 9409.647158] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9409.647161] RIP: 0033:0x7ff9a3389257 [ 9409.647164] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9409.647165] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9409.647166] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9409.647167] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9409.647168] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9409.647169] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9409.647169] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9409.647171] [ 9421.664835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9421.664921] rcu: 0-....: (8778354 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2152898 [ 9421.665004] rcu: (t=8778417 jiffies g=207793 q=244 ncpus=4) [ 9421.665057] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9421.665060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9421.665061] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 9421.665068] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 9421.665069] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9421.665071] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9421.665072] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9421.665073] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9421.665074] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9421.665074] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9421.665077] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9421.665078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9421.665079] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9421.665080] PKRU: 55555554 [ 9421.665081] Call Trace: [ 9421.665082] [ 9421.665085] __mptcp_try_fallback+0x49/0x90 [ 9421.665088] mptcp_sendmsg_frag+0x6c4/0x820 [ 9421.665091] __mptcp_retrans+0x1c2/0x3f0 [ 9421.665093] mptcp_release_cb+0x1f9/0x390 [ 9421.665096] release_sock+0x44/0x90 [ 9421.665099] mptcp_sendmsg+0x46e/0x6b0 [ 9421.665101] sock_write_iter+0xb5/0x140 [ 9421.665105] vfs_write+0x3cb/0x470 [ 9421.665109] ksys_write+0xb4/0xe0 [ 9421.665112] do_syscall_64+0xa4/0xfd0 [ 9421.665115] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9421.665117] RIP: 0033:0x7ff9a3389257 [ 9421.665120] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9421.665121] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9421.665122] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9421.665123] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9421.665124] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9421.665125] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9421.665126] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9421.665127] [ 9475.182861] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8801955 jiffies s: 90761 root: 0x1/. [ 9475.183069] rcu: blocking rcu_node structures (internal RCU debug): [ 9475.183127] Sending NMI from CPU 3 to CPUs 0: [ 9475.183180] NMI backtrace for cpu 0 [ 9475.183186] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9475.183189] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9475.183190] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9475.183198] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9475.183200] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9475.183202] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9475.183203] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9475.183204] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9475.183205] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9475.183205] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9475.183209] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9475.183210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9475.183211] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9475.183212] PKRU: 55555554 [ 9475.183212] Call Trace: [ 9475.183214] [ 9475.183216] __mptcp_try_fallback+0x49/0x90 [ 9475.183220] mptcp_sendmsg_frag+0x6c4/0x820 [ 9475.183223] __mptcp_retrans+0x1c2/0x3f0 [ 9475.183225] mptcp_release_cb+0x1f9/0x390 [ 9475.183228] release_sock+0x44/0x90 [ 9475.183231] mptcp_sendmsg+0x46e/0x6b0 [ 9475.183234] sock_write_iter+0xb5/0x140 [ 9475.183237] vfs_write+0x3cb/0x470 [ 9475.183243] ksys_write+0xb4/0xe0 [ 9475.183245] do_syscall_64+0xa4/0xfd0 [ 9475.183248] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9475.183250] RIP: 0033:0x7ff9a3389257 [ 9475.183253] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9475.183254] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9475.183256] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9475.183256] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9475.183257] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9475.183258] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9475.183259] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9475.183260] [ 9484.667835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9484.667991] rcu: 0-....: (8841357 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2167943 [ 9484.668072] rcu: (t=8841420 jiffies g=207793 q=244 ncpus=4) [ 9484.668118] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9484.668121] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9484.668122] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9484.668128] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9484.668129] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9484.668131] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9484.668132] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9484.668133] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9484.668134] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9484.668134] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9484.668137] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9484.668138] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9484.668139] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9484.668140] PKRU: 55555554 [ 9484.668140] Call Trace: [ 9484.668142] [ 9484.668144] __mptcp_try_fallback+0x49/0x90 [ 9484.668147] mptcp_sendmsg_frag+0x6c4/0x820 [ 9484.668150] __mptcp_retrans+0x1c2/0x3f0 [ 9484.668152] mptcp_release_cb+0x1f9/0x390 [ 9484.668154] release_sock+0x44/0x90 [ 9484.668157] mptcp_sendmsg+0x46e/0x6b0 [ 9484.668160] sock_write_iter+0xb5/0x140 [ 9484.668162] vfs_write+0x3cb/0x470 [ 9484.668167] ksys_write+0xb4/0xe0 [ 9484.668169] do_syscall_64+0xa4/0xfd0 [ 9484.668172] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9484.668174] RIP: 0033:0x7ff9a3389257 [ 9484.668177] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9484.668178] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9484.668179] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9484.668180] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9484.668181] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9484.668182] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9484.668183] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9484.668184] [ 9540.718852] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8867491 jiffies s: 90761 root: 0x1/. [ 9540.719067] rcu: blocking rcu_node structures (internal RCU debug): [ 9540.719125] Sending NMI from CPU 3 to CPUs 0: [ 9540.719183] NMI backtrace for cpu 0 [ 9540.719188] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9540.719191] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9540.719192] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9540.719200] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9540.719201] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9540.719203] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9540.719204] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9540.719205] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9540.719206] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9540.719206] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9540.719209] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9540.719210] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9540.719211] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9540.719212] PKRU: 55555554 [ 9540.719213] Call Trace: [ 9540.719214] [ 9540.719216] __mptcp_try_fallback+0x49/0x90 [ 9540.719221] mptcp_sendmsg_frag+0x6c4/0x820 [ 9540.719223] __mptcp_retrans+0x1c2/0x3f0 [ 9540.719225] mptcp_release_cb+0x1f9/0x390 [ 9540.719228] release_sock+0x44/0x90 [ 9540.719231] mptcp_sendmsg+0x46e/0x6b0 [ 9540.719233] sock_write_iter+0xb5/0x140 [ 9540.719236] vfs_write+0x3cb/0x470 [ 9540.719241] ksys_write+0xb4/0xe0 [ 9540.719243] do_syscall_64+0xa4/0xfd0 [ 9540.719247] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9540.719249] RIP: 0033:0x7ff9a3389257 [ 9540.719252] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9540.719253] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9540.719255] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9540.719256] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9540.719257] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9540.719258] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9540.719258] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9540.719260] [ 9547.670835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9547.670990] rcu: 0-....: (8904360 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2183615 [ 9547.671072] rcu: (t=8904423 jiffies g=207793 q=244 ncpus=4) [ 9547.671122] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9547.671124] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9547.671126] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9547.671132] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9547.671133] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9547.671135] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9547.671136] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9547.671137] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9547.671138] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9547.671139] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9547.671141] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9547.671142] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9547.671143] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9547.671144] PKRU: 55555554 [ 9547.671145] Call Trace: [ 9547.671146] [ 9547.671148] __mptcp_try_fallback+0x49/0x90 [ 9547.671151] mptcp_sendmsg_frag+0x6c4/0x820 [ 9547.671154] __mptcp_retrans+0x1c2/0x3f0 [ 9547.671156] mptcp_release_cb+0x1f9/0x390 [ 9547.671159] release_sock+0x44/0x90 [ 9547.671161] mptcp_sendmsg+0x46e/0x6b0 [ 9547.671164] sock_write_iter+0xb5/0x140 [ 9547.671166] vfs_write+0x3cb/0x470 [ 9547.671171] ksys_write+0xb4/0xe0 [ 9547.671173] do_syscall_64+0xa4/0xfd0 [ 9547.671176] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9547.671178] RIP: 0033:0x7ff9a3389257 [ 9547.671181] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9547.671182] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9547.671183] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9547.671184] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9547.671185] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9547.671186] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9547.671187] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9547.671188] [ 9606.254853] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8933027 jiffies s: 90761 root: 0x1/. [ 9606.255065] rcu: blocking rcu_node structures (internal RCU debug): [ 9606.255124] Sending NMI from CPU 3 to CPUs 0: [ 9606.255177] NMI backtrace for cpu 0 [ 9606.255182] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9606.255185] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9606.255186] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9606.255193] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9606.255194] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9606.255196] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9606.255197] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9606.255198] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9606.255199] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9606.255200] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9606.255202] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9606.255204] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9606.255205] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9606.255205] PKRU: 55555554 [ 9606.255206] Call Trace: [ 9606.255208] [ 9606.255210] __mptcp_try_fallback+0x49/0x90 [ 9606.255214] mptcp_sendmsg_frag+0x6c4/0x820 [ 9606.255216] __mptcp_retrans+0x1c2/0x3f0 [ 9606.255219] mptcp_release_cb+0x1f9/0x390 [ 9606.255221] release_sock+0x44/0x90 [ 9606.255225] mptcp_sendmsg+0x46e/0x6b0 [ 9606.255227] sock_write_iter+0xb5/0x140 [ 9606.255230] vfs_write+0x3cb/0x470 [ 9606.255236] ksys_write+0xb4/0xe0 [ 9606.255238] do_syscall_64+0xa4/0xfd0 [ 9606.255240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9606.255243] RIP: 0033:0x7ff9a3389257 [ 9606.255246] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9606.255247] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9606.255249] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9606.255249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9606.255250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9606.255251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9606.255252] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9606.255254] [ 9610.673835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9610.673987] rcu: 0-....: (8967363 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2198999 [ 9610.674064] rcu: (t=8967426 jiffies g=207793 q=244 ncpus=4) [ 9610.674115] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9610.674117] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9610.674119] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9610.674124] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9610.674125] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9610.674127] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9610.674128] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9610.674129] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9610.674130] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9610.674131] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9610.674133] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9610.674135] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9610.674136] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9610.674137] PKRU: 55555554 [ 9610.674138] Call Trace: [ 9610.674139] [ 9610.674141] __mptcp_try_fallback+0x49/0x90 [ 9610.674144] mptcp_sendmsg_frag+0x6c4/0x820 [ 9610.674147] __mptcp_retrans+0x1c2/0x3f0 [ 9610.674149] mptcp_release_cb+0x1f9/0x390 [ 9610.674152] release_sock+0x44/0x90 [ 9610.674155] mptcp_sendmsg+0x46e/0x6b0 [ 9610.674157] sock_write_iter+0xb5/0x140 [ 9610.674160] vfs_write+0x3cb/0x470 [ 9610.674164] ksys_write+0xb4/0xe0 [ 9610.674166] do_syscall_64+0xa4/0xfd0 [ 9610.674169] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9610.674171] RIP: 0033:0x7ff9a3389257 [ 9610.674173] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9610.674175] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9610.674176] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9610.674177] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9610.674178] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9610.674179] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9610.674179] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9610.674181] [ 9671.790856] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 8998563 jiffies s: 90761 root: 0x1/. [ 9671.791064] rcu: blocking rcu_node structures (internal RCU debug): [ 9671.791120] Sending NMI from CPU 3 to CPUs 0: [ 9671.791173] NMI backtrace for cpu 0 [ 9671.791179] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9671.791182] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9671.791183] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9671.791190] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9671.791191] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9671.791193] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9671.791194] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9671.791195] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9671.791196] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9671.791197] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9671.791200] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9671.791201] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9671.791202] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9671.791203] PKRU: 55555554 [ 9671.791204] Call Trace: [ 9671.791206] [ 9671.791208] __mptcp_try_fallback+0x49/0x90 [ 9671.791212] mptcp_sendmsg_frag+0x6c4/0x820 [ 9671.791215] __mptcp_retrans+0x1c2/0x3f0 [ 9671.791217] mptcp_release_cb+0x1f9/0x390 [ 9671.791220] release_sock+0x44/0x90 [ 9671.791224] mptcp_sendmsg+0x46e/0x6b0 [ 9671.791226] sock_write_iter+0xb5/0x140 [ 9671.791230] vfs_write+0x3cb/0x470 [ 9671.791235] ksys_write+0xb4/0xe0 [ 9671.791237] do_syscall_64+0xa4/0xfd0 [ 9671.791240] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9671.791243] RIP: 0033:0x7ff9a3389257 [ 9671.791245] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9671.791247] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9671.791248] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9671.791249] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9671.791250] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9671.791251] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9671.791252] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9671.791253] [ 9673.676835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9673.676975] rcu: 0-....: (9030366 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2213387 [ 9673.677051] rcu: (t=9030429 jiffies g=207793 q=244 ncpus=4) [ 9673.677101] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9673.677104] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9673.677105] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9673.677109] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9673.677110] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9673.677112] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9673.677113] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9673.677114] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9673.677115] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9673.677115] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9673.677118] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9673.677119] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9673.677119] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9673.677120] PKRU: 55555554 [ 9673.677121] Call Trace: [ 9673.677122] [ 9673.677123] __mptcp_try_fallback+0x49/0x90 [ 9673.677126] mptcp_sendmsg_frag+0x6c4/0x820 [ 9673.677129] __mptcp_retrans+0x1c2/0x3f0 [ 9673.677131] mptcp_release_cb+0x1f9/0x390 [ 9673.677133] release_sock+0x44/0x90 [ 9673.677136] mptcp_sendmsg+0x46e/0x6b0 [ 9673.677138] sock_write_iter+0xb5/0x140 [ 9673.677141] vfs_write+0x3cb/0x470 [ 9673.677145] ksys_write+0xb4/0xe0 [ 9673.677147] do_syscall_64+0xa4/0xfd0 [ 9673.677150] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9673.677151] RIP: 0033:0x7ff9a3389257 [ 9673.677153] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9673.677155] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9673.677156] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9673.677157] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9673.677158] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9673.677158] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9673.677159] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9673.677161] [ 9736.679835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9736.679996] rcu: 0-....: (9093369 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2228692 [ 9736.680072] rcu: (t=9093432 jiffies g=207793 q=244 ncpus=4) [ 9736.680123] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9736.680126] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9736.680128] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9736.680134] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9736.680136] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9736.680138] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9736.680139] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9736.680140] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9736.680141] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9736.680141] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9736.680144] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9736.680145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9736.680146] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9736.680147] PKRU: 55555554 [ 9736.680147] Call Trace: [ 9736.680149] [ 9736.680151] __mptcp_try_fallback+0x49/0x90 [ 9736.680156] mptcp_sendmsg_frag+0x6c4/0x820 [ 9736.680159] __mptcp_retrans+0x1c2/0x3f0 [ 9736.680161] mptcp_release_cb+0x1f9/0x390 [ 9736.680164] release_sock+0x44/0x90 [ 9736.680167] mptcp_sendmsg+0x46e/0x6b0 [ 9736.680170] sock_write_iter+0xb5/0x140 [ 9736.680173] vfs_write+0x3cb/0x470 [ 9736.680178] ksys_write+0xb4/0xe0 [ 9736.680180] do_syscall_64+0xa4/0xfd0 [ 9736.680183] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9736.680186] RIP: 0033:0x7ff9a3389257 [ 9736.680188] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9736.680190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9736.680191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9736.680192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9736.680193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9736.680194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9736.680195] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9736.680197] [ 9737.326845] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9064099 jiffies s: 90761 root: 0x1/. [ 9737.327030] rcu: blocking rcu_node structures (internal RCU debug): [ 9737.327087] Sending NMI from CPU 3 to CPUs 0: [ 9737.327140] NMI backtrace for cpu 0 [ 9737.327143] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9737.327145] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9737.327146] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9737.327150] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9737.327151] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9737.327153] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9737.327154] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9737.327155] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9737.327155] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9737.327156] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9737.327159] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9737.327160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9737.327161] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9737.327162] PKRU: 55555554 [ 9737.327162] Call Trace: [ 9737.327163] [ 9737.327164] __mptcp_try_fallback+0x49/0x90 [ 9737.327167] mptcp_sendmsg_frag+0x6c4/0x820 [ 9737.327169] __mptcp_retrans+0x1c2/0x3f0 [ 9737.327171] mptcp_release_cb+0x1f9/0x390 [ 9737.327174] release_sock+0x44/0x90 [ 9737.327176] mptcp_sendmsg+0x46e/0x6b0 [ 9737.327178] sock_write_iter+0xb5/0x140 [ 9737.327180] vfs_write+0x3cb/0x470 [ 9737.327184] ksys_write+0xb4/0xe0 [ 9737.327186] do_syscall_64+0xa4/0xfd0 [ 9737.327188] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9737.327190] RIP: 0033:0x7ff9a3389257 [ 9737.327192] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9737.327193] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9737.327195] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9737.327196] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9737.327196] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9737.327197] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9737.327198] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9737.327199] [ 9799.682835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9799.682996] rcu: 0-....: (9156372 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2243582 [ 9799.683078] rcu: (t=9156435 jiffies g=207793 q=244 ncpus=4) [ 9799.683123] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9799.683125] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9799.683126] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9799.683134] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9799.683135] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9799.683137] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9799.683139] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9799.683139] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9799.683140] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9799.683141] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9799.683144] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9799.683145] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9799.683146] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9799.683147] PKRU: 55555554 [ 9799.683147] Call Trace: [ 9799.683149] [ 9799.683152] __mptcp_try_fallback+0x49/0x90 [ 9799.683156] mptcp_sendmsg_frag+0x6c4/0x820 [ 9799.683158] __mptcp_retrans+0x1c2/0x3f0 [ 9799.683161] mptcp_release_cb+0x1f9/0x390 [ 9799.683164] release_sock+0x44/0x90 [ 9799.683167] mptcp_sendmsg+0x46e/0x6b0 [ 9799.683169] sock_write_iter+0xb5/0x140 [ 9799.683173] vfs_write+0x3cb/0x470 [ 9799.683178] ksys_write+0xb4/0xe0 [ 9799.683180] do_syscall_64+0xa4/0xfd0 [ 9799.683183] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9799.683186] RIP: 0033:0x7ff9a3389257 [ 9799.683189] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9799.683190] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9799.683191] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9799.683192] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9799.683193] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9799.683194] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9799.683195] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9799.683196] [ 9802.862862] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9129635 jiffies s: 90761 root: 0x1/. [ 9802.863051] rcu: blocking rcu_node structures (internal RCU debug): [ 9802.863107] Sending NMI from CPU 3 to CPUs 0: [ 9802.863160] NMI backtrace for cpu 0 [ 9802.863163] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9802.863165] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9802.863166] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9802.863170] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9802.863171] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9802.863172] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9802.863173] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9802.863174] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9802.863175] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9802.863175] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9802.863178] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9802.863179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9802.863180] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9802.863181] PKRU: 55555554 [ 9802.863181] Call Trace: [ 9802.863182] [ 9802.863184] __mptcp_try_fallback+0x49/0x90 [ 9802.863187] mptcp_sendmsg_frag+0x6c4/0x820 [ 9802.863189] __mptcp_retrans+0x1c2/0x3f0 [ 9802.863191] mptcp_release_cb+0x1f9/0x390 [ 9802.863193] release_sock+0x44/0x90 [ 9802.863195] mptcp_sendmsg+0x46e/0x6b0 [ 9802.863197] sock_write_iter+0xb5/0x140 [ 9802.863200] vfs_write+0x3cb/0x470 [ 9802.863204] ksys_write+0xb4/0xe0 [ 9802.863206] do_syscall_64+0xa4/0xfd0 [ 9802.863208] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9802.863210] RIP: 0033:0x7ff9a3389257 [ 9802.863211] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9802.863212] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9802.863214] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9802.863215] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9802.863215] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9802.863216] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9802.863217] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9802.863219] [ 9862.685835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9862.685927] rcu: 0-....: (9219375 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2258515 [ 9862.686014] rcu: (t=9219438 jiffies g=207793 q=244 ncpus=4) [ 9862.686068] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9862.686070] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9862.686072] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 9862.686079] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 9862.686080] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9862.686082] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9862.686083] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9862.686084] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9862.686085] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9862.686085] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9862.686088] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9862.686089] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9862.686090] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9862.686091] PKRU: 55555554 [ 9862.686092] Call Trace: [ 9862.686093] [ 9862.686096] __mptcp_try_fallback+0x49/0x90 [ 9862.686100] mptcp_sendmsg_frag+0x6c4/0x820 [ 9862.686102] __mptcp_retrans+0x1c2/0x3f0 [ 9862.686104] mptcp_release_cb+0x1f9/0x390 [ 9862.686107] release_sock+0x44/0x90 [ 9862.686110] mptcp_sendmsg+0x46e/0x6b0 [ 9862.686113] sock_write_iter+0xb5/0x140 [ 9862.686116] vfs_write+0x3cb/0x470 [ 9862.686121] ksys_write+0xb4/0xe0 [ 9862.686124] do_syscall_64+0xa4/0xfd0 [ 9862.686127] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9862.686130] RIP: 0033:0x7ff9a3389257 [ 9862.686132] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9862.686134] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9862.686135] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9862.686136] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9862.686137] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9862.686138] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9862.686138] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9862.686140] [ 9868.399847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9195172 jiffies s: 90761 root: 0x1/. [ 9868.399972] rcu: blocking rcu_node structures (internal RCU debug): [ 9868.400026] Sending NMI from CPU 3 to CPUs 0: [ 9868.400079] NMI backtrace for cpu 0 [ 9868.400083] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9868.400085] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9868.400086] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9868.400089] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9868.400091] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9868.400092] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9868.400093] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9868.400093] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9868.400094] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9868.400095] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9868.400097] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9868.400098] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9868.400099] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9868.400100] PKRU: 55555554 [ 9868.400100] Call Trace: [ 9868.400101] [ 9868.400103] __mptcp_try_fallback+0x49/0x90 [ 9868.400105] mptcp_sendmsg_frag+0x6c4/0x820 [ 9868.400107] __mptcp_retrans+0x1c2/0x3f0 [ 9868.400110] mptcp_release_cb+0x1f9/0x390 [ 9868.400112] release_sock+0x44/0x90 [ 9868.400114] mptcp_sendmsg+0x46e/0x6b0 [ 9868.400116] sock_write_iter+0xb5/0x140 [ 9868.400119] vfs_write+0x3cb/0x470 [ 9868.400123] ksys_write+0xb4/0xe0 [ 9868.400125] do_syscall_64+0xa4/0xfd0 [ 9868.400128] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9868.400129] RIP: 0033:0x7ff9a3389257 [ 9868.400131] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9868.400132] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9868.400133] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9868.400134] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9868.400135] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9868.400135] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9868.400136] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9868.400138] [ 9925.688835] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9925.688929] rcu: 0-....: (9282378 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2273733 [ 9925.689006] rcu: (t=9282441 jiffies g=207793 q=244 ncpus=4) [ 9925.689057] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9925.689060] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9925.689061] RIP: 0010:queued_spin_lock_slowpath+0x19/0x2a0 [ 9925.689068] Code: 89 c6 e9 0a 00 00 00 66 2e 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 0f 1f 44 00 00 41 55 41 54 55 48 89 fd 53 66 90 ba 01 00 00 00 <8b> 45 00 85 c0 75 60 f0 0f b1 55 00 75 59 5b 5d 41 5c 41 5d c3 81 [ 9925.689069] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9925.689071] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9925.689072] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9925.689073] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9925.689074] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9925.689075] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9925.689077] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9925.689078] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9925.689079] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9925.689080] PKRU: 55555554 [ 9925.689081] Call Trace: [ 9925.689083] [ 9925.689085] __mptcp_try_fallback+0x49/0x90 [ 9925.689089] mptcp_sendmsg_frag+0x6c4/0x820 [ 9925.689091] __mptcp_retrans+0x1c2/0x3f0 [ 9925.689093] mptcp_release_cb+0x1f9/0x390 [ 9925.689096] release_sock+0x44/0x90 [ 9925.689100] mptcp_sendmsg+0x46e/0x6b0 [ 9925.689102] sock_write_iter+0xb5/0x140 [ 9925.689106] vfs_write+0x3cb/0x470 [ 9925.689111] ksys_write+0xb4/0xe0 [ 9925.689113] do_syscall_64+0xa4/0xfd0 [ 9925.689116] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9925.689118] RIP: 0033:0x7ff9a3389257 [ 9925.689121] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9925.689123] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9925.689124] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9925.689125] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9925.689126] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9925.689126] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9925.689127] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9925.689129] [ 9933.934847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9260707 jiffies s: 90761 root: 0x1/. [ 9933.934970] rcu: blocking rcu_node structures (internal RCU debug): [ 9933.935036] Sending NMI from CPU 3 to CPUs 0: [ 9933.935091] NMI backtrace for cpu 0 [ 9933.935096] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9933.935098] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9933.935099] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9933.935104] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9933.935106] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9933.935107] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9933.935108] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9933.935109] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9933.935110] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9933.935111] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9933.935114] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9933.935115] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9933.935116] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9933.935116] PKRU: 55555554 [ 9933.935117] Call Trace: [ 9933.935118] [ 9933.935120] __mptcp_try_fallback+0x49/0x90 [ 9933.935123] mptcp_sendmsg_frag+0x6c4/0x820 [ 9933.935125] __mptcp_retrans+0x1c2/0x3f0 [ 9933.935128] mptcp_release_cb+0x1f9/0x390 [ 9933.935130] release_sock+0x44/0x90 [ 9933.935133] mptcp_sendmsg+0x46e/0x6b0 [ 9933.935135] sock_write_iter+0xb5/0x140 [ 9933.935138] vfs_write+0x3cb/0x470 [ 9933.935142] ksys_write+0xb4/0xe0 [ 9933.935145] do_syscall_64+0xa4/0xfd0 [ 9933.935147] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9933.935150] RIP: 0033:0x7ff9a3389257 [ 9933.935152] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9933.935153] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9933.935154] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9933.935155] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9933.935156] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9933.935157] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9933.935157] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9933.935159] [ 9988.691836] rcu: INFO: rcu_preempt self-detected stall on CPU [ 9988.691935] rcu: 0-....: (9345381 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2288530 [ 9988.692011] rcu: (t=9345444 jiffies g=207793 q=244 ncpus=4) [ 9988.692063] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9988.692066] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9988.692067] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9988.692073] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9988.692075] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9988.692077] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9988.692078] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9988.692079] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9988.692079] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9988.692080] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9988.692083] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9988.692084] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9988.692085] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9988.692086] PKRU: 55555554 [ 9988.692086] Call Trace: [ 9988.692088] [ 9988.692090] __mptcp_try_fallback+0x49/0x90 [ 9988.692094] mptcp_sendmsg_frag+0x6c4/0x820 [ 9988.692096] __mptcp_retrans+0x1c2/0x3f0 [ 9988.692099] mptcp_release_cb+0x1f9/0x390 [ 9988.692101] release_sock+0x44/0x90 [ 9988.692105] mptcp_sendmsg+0x46e/0x6b0 [ 9988.692107] sock_write_iter+0xb5/0x140 [ 9988.692110] vfs_write+0x3cb/0x470 [ 9988.692116] ksys_write+0xb4/0xe0 [ 9988.692118] do_syscall_64+0xa4/0xfd0 [ 9988.692121] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9988.692124] RIP: 0033:0x7ff9a3389257 [ 9988.692126] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9988.692127] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9988.692129] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9988.692129] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9988.692130] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9988.692131] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9988.692132] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9988.692133] [ 9999.470847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9326243 jiffies s: 90761 root: 0x1/. [ 9999.470986] rcu: blocking rcu_node structures (internal RCU debug): [ 9999.471043] Sending NMI from CPU 3 to CPUs 0: [ 9999.471097] NMI backtrace for cpu 0 [ 9999.471102] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [ 9999.471105] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9999.471106] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [ 9999.471111] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [ 9999.471112] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [ 9999.471114] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [ 9999.471115] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [ 9999.471116] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [ 9999.471117] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [ 9999.471117] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [ 9999.471120] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [ 9999.471121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 9999.471122] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [ 9999.471123] PKRU: 55555554 [ 9999.471123] Call Trace: [ 9999.471125] [ 9999.471127] __mptcp_try_fallback+0x49/0x90 [ 9999.471130] mptcp_sendmsg_frag+0x6c4/0x820 [ 9999.471133] __mptcp_retrans+0x1c2/0x3f0 [ 9999.471135] mptcp_release_cb+0x1f9/0x390 [ 9999.471137] release_sock+0x44/0x90 [ 9999.471140] mptcp_sendmsg+0x46e/0x6b0 [ 9999.471142] sock_write_iter+0xb5/0x140 [ 9999.471145] vfs_write+0x3cb/0x470 [ 9999.471150] ksys_write+0xb4/0xe0 [ 9999.471152] do_syscall_64+0xa4/0xfd0 [ 9999.471155] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [ 9999.471157] RIP: 0033:0x7ff9a3389257 [ 9999.471159] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [ 9999.471160] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 9999.471161] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [ 9999.471162] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [ 9999.471163] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [ 9999.471163] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [ 9999.471164] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [ 9999.471165] [10051.694835] rcu: INFO: rcu_preempt self-detected stall on CPU [10051.694920] rcu: 0-....: (9408384 ticks this GP) idle=c784/1/0x4000000000000000 softirq=92833/92834 fqs=2303430 [10051.694996] rcu: (t=9408447 jiffies g=207793 q=244 ncpus=4) [10051.695049] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [10051.695051] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10051.695052] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [10051.695058] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [10051.695060] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [10051.695062] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [10051.695063] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [10051.695063] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [10051.695064] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [10051.695065] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [10051.695067] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [10051.695069] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10051.695070] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [10051.695070] PKRU: 55555554 [10051.695071] Call Trace: [10051.695073] [10051.695075] __mptcp_try_fallback+0x49/0x90 [10051.695079] mptcp_sendmsg_frag+0x6c4/0x820 [10051.695081] __mptcp_retrans+0x1c2/0x3f0 [10051.695083] mptcp_release_cb+0x1f9/0x390 [10051.695086] release_sock+0x44/0x90 [10051.695089] mptcp_sendmsg+0x46e/0x6b0 [10051.695091] sock_write_iter+0xb5/0x140 [10051.695095] vfs_write+0x3cb/0x470 [10051.695100] ksys_write+0xb4/0xe0 [10051.695102] do_syscall_64+0xa4/0xfd0 [10051.695105] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10051.695108] RIP: 0033:0x7ff9a3389257 [10051.695110] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [10051.695111] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [10051.695113] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [10051.695114] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [10051.695114] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [10051.695115] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [10051.695116] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [10051.695118] [10065.006847] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-.... } 9391779 jiffies s: 90761 root: 0x1/. [10065.006990] rcu: blocking rcu_node structures (internal RCU debug): [10065.007047] Sending NMI from CPU 3 to CPUs 0: [10065.007100] NMI backtrace for cpu 0 [10065.007105] CPU: 0 UID: 0 PID: 26316 Comm: mptcp_connect Not tainted 6.18.0-rc4-virtme #1 PREEMPT(voluntary) [10065.007108] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10065.007110] RIP: 0010:queued_spin_lock_slowpath+0x82/0x2a0 [10065.007117] Code: 75 56 85 c0 74 12 0f b6 45 00 84 c0 74 0a f3 90 0f b6 45 00 84 c0 75 f6 b8 01 00 00 00 66 89 45 00 5b 5d 41 5c 41 5d c3 f3 90 95 8b 37 b8 00 02 00 00 81 fe 00 01 00 00 74 07 eb a1 83 e8 01 [10065.007118] RSP: 0018:ffffbb8f402cbb98 EFLAGS: 00000202 [10065.007120] RAX: 0000000000000001 RBX: ffff9e724855b640 RCX: 0000000000000020 [10065.007121] RDX: 0000000000000001 RSI: 0000000000000001 RDI: ffff9e724855bdc4 [10065.007122] RBP: ffff9e724855bdc4 R08: 0000000000000000 R09: 0000000000000000 [10065.007123] R10: ffff9e7241ceaa08 R11: 0000000000000000 R12: 0000000000000000 [10065.007124] R13: ffff9e724855bdc4 R14: ffff9e7243262e80 R15: 0000000000001f9c [10065.007127] FS: 00007ff9a3288b80(0000) GS:ffff9e72cc1c0000(0000) knlGS:0000000000000000 [10065.007128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10065.007129] CR2: 00007fff2a78b298 CR3: 0000000002f05001 CR4: 0000000000772ef0 [10065.007130] PKRU: 55555554 [10065.007130] Call Trace: [10065.007132] [10065.007135] __mptcp_try_fallback+0x49/0x90 [10065.007139] mptcp_sendmsg_frag+0x6c4/0x820 [10065.007141] __mptcp_retrans+0x1c2/0x3f0 [10065.007143] mptcp_release_cb+0x1f9/0x390 [10065.007146] release_sock+0x44/0x90 [10065.007149] mptcp_sendmsg+0x46e/0x6b0 [10065.007152] sock_write_iter+0xb5/0x140 [10065.007155] vfs_write+0x3cb/0x470 [10065.007160] ksys_write+0xb4/0xe0 [10065.007162] do_syscall_64+0xa4/0xfd0 [10065.007165] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10065.007168] RIP: 0033:0x7ff9a3389257 [10065.007170] Code: 0f 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b7 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 01 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 48 89 54 24 18 48 89 74 24 [10065.007171] RSP: 002b:00007fff2a78f338 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [10065.007172] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007ff9a3389257 [10065.007173] RDX: 0000000000001f9c RSI: 00007fff2a791564 RDI: 0000000000000005 [10065.007174] RBP: 0000000000001f9c R08: 00007ff9a348421c R09: 00007ff9a3484280 [10065.007174] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fff2a791500 [10065.007175] R13: 00007fff2a791564 R14: 0000000000002000 R15: 0000000000002000 [10065.007177] HARD STOP (10049.232952) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr