[ 28.764312][ T241]
[ 28.764715][ T241] =============================
[ 28.764967][ T241] WARNING: suspicious RCU usage
[ 28.765202][ T241] 6.12.0-rc4-virtme #1 Not tainted
[ 28.765463][ T241] -----------------------------
[ 28.765703][ T241] net/ipv4/tcp_ao.c:2232 RCU-list traversed in non-reader section!!
[ 28.766103][ T241]
[ 28.766103][ T241] other info that might help us debug this:
[ 28.766103][ T241]
[ 28.766632][ T241]
[ 28.766632][ T241] rcu_scheduler_active = 2, debug_locks = 1
[ 28.766980][ T241] 1 lock held by rst_ipv4/241:
[ 28.767224][ T241] #0: ffff888007942a58 (sk_lock-AF_INET){+.+.}-{0:0}, at: do_tcp_getsockopt+0x40b/0x2fe0
[ 28.767932][ T241]
[ 28.767932][ T241] stack backtrace:
[ 28.768227][ T241] CPU: 0 UID: 0 PID: 241 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 28.768616][ T241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 28.769129][ T241] Call Trace:
[ 28.769320][ T241]
[ 28.769457][ T241] dump_stack_lvl+0xb0/0xd0
[ 28.769723][ T241] lockdep_rcu_suspicious+0x1ea/0x280
[ 28.769993][ T241] tcp_ao_copy_mkts_to_user+0xded/0x1050
[ 28.770255][ T241] ? mark_held_locks+0x9e/0xe0
[ 28.770528][ T241] ? __pfx_tcp_ao_copy_mkts_to_user+0x10/0x10
[ 28.770843][ T241] ? stack_depot_save_flags+0x273/0x3a0
[ 28.771027][ T241] ? kasan_save_stack+0x24/0x50
[ 28.771184][ T241] ? kasan_save_track+0x14/0x30
[ 28.771337][ T241] ? kasan_save_free_info+0x3b/0x60
[ 28.771514][ T241] ? __kasan_slab_free+0x38/0x50
[ 28.771674][ T241] ? kfree+0xf3/0x340
[ 28.771793][ T241] ? tcp_ao_parse_crypto+0x269/0x650
[ 28.771978][ T241] ? __lock_acquire+0xb3f/0x1580
[ 28.772151][ T241] ? lock_acquire.part.0+0xeb/0x330
[ 28.772309][ T241] ? find_held_lock+0x2c/0x110
[ 28.772482][ T241] ? __lock_release+0x103/0x460
[ 28.772640][ T241] ? do_tcp_getsockopt+0x40b/0x2fe0
[ 28.772806][ T241] ? hlock_class+0x4e/0x130
[ 28.772964][ T241] ? mark_lock+0x38/0x3e0
[ 28.773097][ T241] ? do_tcp_getsockopt+0x10dd/0x2fe0
[ 28.773253][ T241] do_tcp_getsockopt+0x10dd/0x2fe0
[ 28.773416][ T241] ? __pfx_do_tcp_getsockopt+0x10/0x10
[ 28.773579][ T241] ? tcp_ao_add_cmd+0xf22/0x1700
[ 28.773769][ T241] ? release_sock+0x1f/0x1d0
[ 28.773941][ T241] ? reacquire_held_locks+0x22f/0x4f0
[ 28.774097][ T241] ? release_sock+0x1f/0x1d0
[ 28.774258][ T241] ? rcu_read_lock_any_held+0x43/0xb0
[ 28.774417][ T241] ? validate_chain+0x1fe/0xae0
[ 28.774589][ T241] ? find_held_lock+0x2c/0x110
[ 28.774749][ T241] ? __lock_release+0x103/0x460
[ 28.774905][ T241] ? __pfx_validate_chain+0x10/0x10
[ 28.775060][ T241] ? hlock_class+0x4e/0x130
[ 28.775221][ T241] ? mark_lock+0x38/0x3e0
[ 28.775343][ T241] ? __lock_acquire+0xb3f/0x1580
[ 28.775526][ T241] ? find_held_lock+0x2c/0x110
[ 28.775687][ T241] ? __lock_release+0x103/0x460
[ 28.775844][ T241] ? __might_fault+0x11b/0x170
[ 28.776007][ T241] ? __pfx___lock_release+0x10/0x10
[ 28.776162][ T241] ? trace_lock_acquire+0x14d/0x1f0
[ 28.776318][ T241] ? find_held_lock+0x2c/0x110
[ 28.776489][ T241] ? __might_fault+0xc3/0x170
[ 28.776651][ T241] ? __might_fault+0xc3/0x170
[ 28.776810][ T241] tcp_getsockopt+0x90/0xf0
[ 28.776970][ T241] do_sock_getsockopt+0x1c7/0x730
[ 28.777127][ T241] ? __fget_files+0x1af/0x3e0
[ 28.777286][ T241] ? __pfx_do_sock_getsockopt+0x10/0x10
[ 28.777454][ T241] ? fdget+0x175/0x1e0
[ 28.777581][ T241] __sys_getsockopt+0xfc/0x1b0
[ 28.777739][ T241] ? __sys_setsockopt+0x174/0x1a0
[ 28.777898][ T241] ? __pfx___sys_getsockopt+0x10/0x10
[ 28.778069][ T241] __x64_sys_getsockopt+0xbd/0x160
[ 28.778225][ T241] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 28.778443][ T241] do_syscall_64+0xc1/0x1d0
[ 28.778699][ T241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 28.778895][ T241] RIP: 0033:0x7f6d321a946e
[ 28.779058][ T241] Code: 1f 44 00 00 48 8b 15 91 99 0a 00 f7 d8 64 89 02 b8 ff ff ff ff eb b8 0f 1f 44 00 00 f3 0f 1e fa 49 89 ca b8 37 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 59
[ 28.779612][ T241] RSP: 002b:00007f6d318549c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
[ 28.779847][ T241] RAX: ffffffffffffffda RBX: 00007f6d31854c80 RCX: 00007f6d321a946e
[ 28.780080][ T241] RDX: 0000000000000029 RSI: 0000000000000006 RDI: 000000000000000a
[ 28.780311][ T241] RBP: 00007f6d318549e0 R08: 00007f6d318549dc R09: 0000000000000064
[ 28.780557][ T241] R10: 00007f6d318549e0 R11: 0000000000000246 R12: 000000000000000a
[ 28.780811][ T241] R13: 0000000000000064 R14: 0000000000000020 R15: 0000000000000064
[ 28.781044][ T241]
[ 28.785471][ T241]
[ 28.785645][ T241] =============================
[ 28.785904][ T241] WARNING: suspicious RCU usage
[ 28.786135][ T241] 6.12.0-rc4-virtme #1 Not tainted
[ 28.786380][ T241] -----------------------------
[ 28.786654][ T241] net/ipv4/tcp_ao.c:208 RCU-list traversed in non-reader section!!
[ 28.786999][ T241]
[ 28.786999][ T241] other info that might help us debug this:
[ 28.786999][ T241]
[ 28.787490][ T241]
[ 28.787490][ T241] rcu_scheduler_active = 2, debug_locks = 1
[ 28.787836][ T241] 1 lock held by rst_ipv4/241:
[ 28.788090][ T241] #0: ffff888007942a58 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_stream_connect+0x43/0xa0
[ 28.788576][ T241]
[ 28.788576][ T241] stack backtrace:
[ 28.788861][ T241] CPU: 0 UID: 0 PID: 241 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 28.789213][ T241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 28.789734][ T241] Call Trace:
[ 28.789928][ T241]
[ 28.790064][ T241] dump_stack_lvl+0xb0/0xd0
[ 28.790320][ T241] lockdep_rcu_suspicious+0x1ea/0x280
[ 28.790615][ T241] __tcp_ao_do_lookup.part.0+0x201/0x240
[ 28.790876][ T241] tcp_v4_ao_lookup+0x84/0xd0
[ 28.791138][ T241] tcp_connect+0x1216/0x18b0
[ 28.791405][ T241] tcp_v4_connect+0x119e/0x1900
[ 28.791665][ T241] ? __pfx_tcp_v4_connect+0x10/0x10
[ 28.791929][ T241] ? mark_lock+0x38/0x3e0
[ 28.792135][ T241] __inet_stream_connect+0x272/0x9f0
[ 28.792410][ T241] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 28.792725][ T241] inet_stream_connect+0x57/0xa0
[ 28.792979][ T241] __sys_connect+0x205/0x280
[ 28.793220][ T241] ? __pfx___sys_connect+0x10/0x10
[ 28.793464][ T241] ? do_fcntl+0x5cc/0x8b0
[ 28.793652][ T241] ? __pfx_do_fcntl+0x10/0x10
[ 28.793900][ T241] ? __fget_files+0x1b9/0x3e0
[ 28.794152][ T241] ? __pfx___sys_socket+0x10/0x10
[ 28.794416][ T241] __x64_sys_connect+0x72/0xb0
[ 28.794664][ T241] do_syscall_64+0xc1/0x1d0
[ 28.794924][ T241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 28.795239][ T241] RIP: 0033:0x7f6d321a940b
[ 28.795493][ T241] Code: 83 ec 18 89 54 24 0c 48 89 34 24 89 7c 24 08 e8 eb c7 f4 ff 8b 54 24 0c 48 8b 34 24 41 89 c0 8b 7c 24 08 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 08 e8 41 c8 f4 ff 8b 44
[ 28.796304][ T241] RSP: 002b:00007f6d31854d80 EFLAGS: 00000293 ORIG_RAX: 000000000000002a
[ 28.796667][ T241] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f6d321a940b
[ 28.797025][ T241] RDX: 0000000000000010 RSI: 00007f6d31854e00 RDI: 000000000000000a
[ 28.797396][ T241] RBP: 000000000000000a R08: 0000000000000000 R09: 00000000004173e0
[ 28.797756][ T241] R10: 00007f6d32061598 R11: 0000000000000293 R12: 0000000000410978
[ 28.798102][ T241] R13: 0000000000000005 R14: 00007f6d31854e00 R15: 000000000000621b
[ 28.798473][ T241]
[ 28.802042][ C0] TCP: request_sock_TCP: Possible SYN flooding on port 10.0.254.1:7010. Sending cookies.
[ 28.805588][ T241]
[ 28.805750][ T241] =============================
[ 28.805993][ T241] WARNING: suspicious RCU usage
[ 28.806227][ T241] 6.12.0-rc4-virtme #1 Not tainted
[ 28.806602][ T241] -----------------------------
[ 28.806849][ T241] net/ipv4/tcp_ao.c:1183 RCU-list traversed in non-reader section!!
[ 28.807216][ T241]
[ 28.807216][ T241] other info that might help us debug this:
[ 28.807216][ T241]
[ 28.807874][ T241]
[ 28.807874][ T241] rcu_scheduler_active = 2, debug_locks = 1
[ 28.808237][ T241] 1 lock held by rst_ipv4/241:
[ 28.808638][ T241] #0: ffff888007942a58 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_stream_connect+0x43/0xa0
[ 28.809100][ T241]
[ 28.809100][ T241] stack backtrace:
[ 28.809408][ T241] CPU: 0 UID: 0 PID: 241 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 28.809758][ T241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 28.810298][ T241] Call Trace:
[ 28.810486][ T241]
[ 28.810634][ T241] dump_stack_lvl+0xb0/0xd0
[ 28.810900][ T241] lockdep_rcu_suspicious+0x1ea/0x280
[ 28.811163][ T241] tcp_ao_finish_connect+0x206/0x2f0
[ 28.811424][ T241] tcp_finish_connect+0x25/0x510
[ 28.811686][ T241] tcp_rcv_synsent_state_process+0xa6d/0x26f0
[ 28.811999][ T241] ? hlock_class+0x4e/0x130
[ 28.812261][ T241] ? mark_lock+0x38/0x3e0
[ 28.812464][ T241] ? __pfx_tcp_rcv_synsent_state_process+0x10/0x10
[ 28.812776][ T241] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 28.813055][ T241] ? kvm_clock_get_cycles+0x18/0x30
[ 28.813305][ T241] ? ktime_get+0xb7/0x200
[ 28.813495][ T241] ? __lock_acquire+0xb3f/0x1580
[ 28.813752][ T241] tcp_rcv_state_process+0x336/0x1e30
[ 28.814024][ T241] ? __lock_release+0x103/0x460
[ 28.814268][ T241] ? __release_sock+0xc8/0x390
[ 28.814517][ T241] ? __pfx_tcp_rcv_state_process+0x10/0x10
[ 28.814835][ T241] ? mark_lock+0x38/0x3e0
[ 28.815037][ T241] tcp_v4_do_rcv+0x14a/0x8c0
[ 28.815297][ T241] __release_sock+0x27a/0x390
[ 28.815564][ T241] release_sock+0x53/0x1d0
[ 28.815822][ T241] inet_stream_connect+0x7a/0xa0
[ 28.816085][ T241] __sys_connect+0x205/0x280
[ 28.816345][ T241] ? __pfx___sys_connect+0x10/0x10
[ 28.816595][ T241] ? do_fcntl+0x5cc/0x8b0
[ 28.816779][ T241] ? __pfx_do_fcntl+0x10/0x10
[ 28.817019][ T241] ? __fget_files+0x1b9/0x3e0
[ 28.817267][ T241] ? __pfx___sys_socket+0x10/0x10
[ 28.817519][ T241] __x64_sys_connect+0x72/0xb0
[ 28.817752][ T241] do_syscall_64+0xc1/0x1d0
[ 28.817985][ T241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 28.818280][ T241] RIP: 0033:0x7f6d321a940b
[ 28.818540][ T241] Code: 83 ec 18 89 54 24 0c 48 89 34 24 89 7c 24 08 e8 eb c7 f4 ff 8b 54 24 0c 48 8b 34 24 41 89 c0 8b 7c 24 08 b8 2a 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 08 e8 41 c8 f4 ff 8b 44
[ 28.819384][ T241] RSP: 002b:00007f6d31854d80 EFLAGS: 00000293 ORIG_RAX: 000000000000002a
[ 28.819753][ T241] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f6d321a940b
[ 28.820103][ T241] RDX: 0000000000000010 RSI: 00007f6d31854e00 RDI: 000000000000000a
[ 28.820461][ T241] RBP: 000000000000000a R08: 0000000000000000 R09: 00000000004173e0
[ 28.820805][ T241] R10: 00007f6d32061598 R11: 0000000000000293 R12: 0000000000410978
[ 28.821158][ T241] R13: 0000000000000005 R14: 00007f6d31854e00 R15: 000000000000621b
[ 28.821536][ T241]
[ 29.870648][ T241]
[ 29.870828][ T241] =============================
[ 29.871006][ T241] WARNING: suspicious RCU usage
[ 29.871182][ T241] 6.12.0-rc4-virtme #1 Not tainted
[ 29.871356][ T241] -----------------------------
[ 29.871551][ T241] net/ipv4/tcp_ao.c:2399 RCU-list traversed in non-reader section!!
[ 29.871812][ T241]
[ 29.871812][ T241] other info that might help us debug this:
[ 29.871812][ T241]
[ 29.872141][ T241]
[ 29.872141][ T241] rcu_scheduler_active = 2, debug_locks = 1
[ 29.872396][ T241] 1 lock held by rst_ipv4/241:
[ 29.873310][ T241] #0: ffff888007b1aa58 (sk_lock-AF_INET){+.+.}-{0:0}, at: do_tcp_setsockopt+0x936/0x2320
[ 29.873683][ T241]
[ 29.873683][ T241] stack backtrace:
[ 29.873893][ T241] CPU: 1 UID: 0 PID: 241 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 29.874147][ T241] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 29.874527][ T241] Call Trace:
[ 29.874657][ T241]
[ 29.874747][ T241] dump_stack_lvl+0xb0/0xd0
[ 29.874923][ T241] lockdep_rcu_suspicious+0x1ea/0x280
[ 29.875095][ T241] tcp_ao_set_repair+0x3ec/0x4c0
[ 29.875264][ T241] ? hlock_class+0x4e/0x130
[ 29.875438][ T241] ? __pfx_tcp_ao_set_repair+0x10/0x10
[ 29.875618][ T241] do_tcp_setsockopt+0xb43/0x2320
[ 29.875793][ T241] ? __pfx_do_tcp_setsockopt+0x10/0x10
[ 29.875962][ T241] ? __lock_acquire+0xb3f/0x1580
[ 29.876142][ T241] ? find_held_lock+0x2c/0x110
[ 29.876310][ T241] ? __lock_release+0x103/0x460
[ 29.876476][ T241] ? __fget_files+0x1af/0x3e0
[ 29.876649][ T241] ? __pfx___lock_release+0x10/0x10
[ 29.876815][ T241] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 29.876983][ T241] ? trace_lock_acquire+0x14d/0x1f0
[ 29.877162][ T241] do_sock_setsockopt+0x149/0x3a0
[ 29.877331][ T241] ? __pfx_do_sock_setsockopt+0x10/0x10
[ 29.877505][ T241] ? fdget+0x175/0x1e0
[ 29.877637][ T241] __sys_setsockopt+0x104/0x1a0
[ 29.877810][ T241] ? __pfx___sys_setsockopt+0x10/0x10
[ 29.877979][ T241] ? __fget_files+0x1b9/0x3e0
[ 29.878145][ T241] ? __pfx___sys_socket+0x10/0x10
[ 29.878330][ T241] __x64_sys_setsockopt+0xbd/0x160
[ 29.878497][ T241] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 29.878708][ T241] do_syscall_64+0xc1/0x1d0
[ 29.878881][ T241] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 29.879089][ T241] RIP: 0033:0x7f6d321a991e
[ 29.879268][ T241] Code: 0f 1f 40 00 48 8b 15 e1 94 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b1 0f 1f 00 f3 0f 1e fa 49 89 ca b8 36 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 0a c3 66 0f 1f 84 00 00 00 00 00 48 8b 15 a9
[ 29.879850][ T241] RSP: 002b:00007f6d318549b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000036
[ 29.880107][ T241] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f6d321a991e
[ 29.880361][ T241] RDX: 000000000000002a RSI: 0000000000000006 RDI: 0000000000000009
[ 29.880612][ T241] RBP: 0000000000000009 R08: 0000000000000010 R09: 0000000000000064
[ 29.880865][ T241] R10: 00007f6d318549d0 R11: 0000000000000206 R12: 00007f6d31854b10
[ 29.881119][ T241] R13: 00007f6d31854c40 R14: ffffffffffffffe0 R15: 0000000000000000
[ 29.881392][ T241]