[ 24.786098][ T240]
[ 24.786347][ T240] =============================
[ 24.786536][ T240] WARNING: suspicious RCU usage
[ 24.786697][ T240] 6.12.0-rc4-virtme #1 Not tainted
[ 24.786852][ T240] -----------------------------
[ 24.787008][ T240] net/ipv4/tcp_ao.c:2232 RCU-list traversed in non-reader section!!
[ 24.787234][ T240]
[ 24.787234][ T240] other info that might help us debug this:
[ 24.787234][ T240]
[ 24.787547][ T240]
[ 24.787547][ T240] rcu_scheduler_active = 2, debug_locks = 1
[ 24.787960][ T240] 1 lock held by rst_ipv4/240:
[ 24.788117][ T240] #0: ffff8880054faa58 (sk_lock-AF_INET){+.+.}-{0:0}, at: do_tcp_getsockopt+0x40b/0x2fe0
[ 24.788426][ T240]
[ 24.788426][ T240] stack backtrace:
[ 24.788617][ T240] CPU: 3 UID: 0 PID: 240 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 24.788848][ T240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 24.789182][ T240] Call Trace:
[ 24.789315][ T240]
[ 24.789399][ T240] dump_stack_lvl+0xb0/0xd0
[ 24.789563][ T240] lockdep_rcu_suspicious+0x1ea/0x280
[ 24.789722][ T240] tcp_ao_copy_mkts_to_user+0xded/0x1050
[ 24.789878][ T240] ? mark_held_locks+0x9e/0xe0
[ 24.790040][ T240] ? __pfx_tcp_ao_copy_mkts_to_user+0x10/0x10
[ 24.790235][ T240] ? stack_depot_save_flags+0x273/0x3a0
[ 24.790401][ T240] ? kasan_save_stack+0x24/0x50
[ 24.790556][ T240] ? kasan_save_track+0x14/0x30
[ 24.790708][ T240] ? kasan_save_free_info+0x3b/0x60
[ 24.790861][ T240] ? __kasan_slab_free+0x38/0x50
[ 24.791014][ T240] ? kfree+0xf3/0x340
[ 24.791131][ T240] ? tcp_ao_parse_crypto+0x269/0x650
[ 24.791323][ T240] ? __lock_acquire+0xb3f/0x1580
[ 24.791505][ T240] ? lock_acquire.part.0+0xeb/0x330
[ 24.791682][ T240] ? find_held_lock+0x2c/0x110
[ 24.791840][ T240] ? __lock_release+0x103/0x460
[ 24.791992][ T240] ? do_tcp_getsockopt+0x40b/0x2fe0
[ 24.792157][ T240] ? hlock_class+0x4e/0x130
[ 24.792310][ T240] ? mark_lock+0x38/0x3e0
[ 24.792437][ T240] ? do_tcp_getsockopt+0x10dd/0x2fe0
[ 24.792590][ T240] do_tcp_getsockopt+0x10dd/0x2fe0
[ 24.792745][ T240] ? __pfx_do_tcp_getsockopt+0x10/0x10
[ 24.792898][ T240] ? tcp_ao_add_cmd+0xf22/0x1700
[ 24.793065][ T240] ? release_sock+0x1f/0x1d0
[ 24.793216][ T240] ? reacquire_held_locks+0x22f/0x4f0
[ 24.793368][ T240] ? release_sock+0x1f/0x1d0
[ 24.793523][ T240] ? rcu_read_lock_any_held+0x43/0xb0
[ 24.793675][ T240] ? validate_chain+0x1fe/0xae0
[ 24.793827][ T240] ? find_held_lock+0x2c/0x110
[ 24.793981][ T240] ? __pfx_validate_chain+0x10/0x10
[ 24.794137][ T240] ? __pfx_validate_chain+0x10/0x10
[ 24.794293][ T240] ? hlock_class+0x4e/0x130
[ 24.794447][ T240] ? mark_lock+0x38/0x3e0
[ 24.794567][ T240] ? __lock_acquire+0xb3f/0x1580
[ 24.794731][ T240] ? find_held_lock+0x2c/0x110
[ 24.794885][ T240] ? __lock_release+0x103/0x460
[ 24.795033][ T240] ? __might_fault+0x11b/0x170
[ 24.795185][ T240] ? __pfx___lock_release+0x10/0x10
[ 24.795342][ T240] ? trace_lock_acquire+0x14d/0x1f0
[ 24.795495][ T240] ? find_held_lock+0x2c/0x110
[ 24.795648][ T240] ? __might_fault+0xc3/0x170
[ 24.795797][ T240] ? __might_fault+0xc3/0x170
[ 24.795950][ T240] tcp_getsockopt+0x90/0xf0
[ 24.796109][ T240] do_sock_getsockopt+0x1c7/0x730
[ 24.796260][ T240] ? __fget_files+0x1af/0x3e0
[ 24.796414][ T240] ? __pfx_do_sock_getsockopt+0x10/0x10
[ 24.796574][ T240] ? fdget+0x175/0x1e0
[ 24.796694][ T240] __sys_getsockopt+0xfc/0x1b0
[ 24.796850][ T240] ? __pfx___sys_getsockopt+0x10/0x10
[ 24.797003][ T240] ? __pfx_task_work_run+0x10/0x10
[ 24.797158][ T240] ? do_user_addr_fault+0x97c/0xe30
[ 24.797316][ T240] __x64_sys_getsockopt+0xbd/0x160
[ 24.797465][ T240] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 24.797656][ T240] do_syscall_64+0xc1/0x1d0
[ 24.797809][ T240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 24.797999][ T240] RIP: 0033:0x7f0176b6a46e
[ 24.798157][ T240] 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
[ 24.798699][ T240] RSP: 002b:00007f01762159c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000037
[ 24.798926][ T240] RAX: ffffffffffffffda RBX: 00007f0176215c80 RCX: 00007f0176b6a46e
[ 24.799152][ T240] RDX: 0000000000000029 RSI: 0000000000000006 RDI: 0000000000000009
[ 24.799379][ T240] RBP: 00007f01762159e0 R08: 00007f01762159dc R09: 0000000000000064
[ 24.799604][ T240] R10: 00007f01762159e0 R11: 0000000000000246 R12: 0000000000000009
[ 24.799831][ T240] R13: 0000000000000064 R14: 0000000000000020 R15: 0000000000000064
[ 24.800072][ T240]
[ 24.802800][ T240]
[ 24.802904][ T240] =============================
[ 24.803060][ T240] WARNING: suspicious RCU usage
[ 24.803217][ T240] 6.12.0-rc4-virtme #1 Not tainted
[ 24.803385][ T240] -----------------------------
[ 24.803540][ T240] net/ipv4/tcp_ao.c:208 RCU-list traversed in non-reader section!!
[ 24.803771][ T240]
[ 24.803771][ T240] other info that might help us debug this:
[ 24.803771][ T240]
[ 24.804070][ T240]
[ 24.804070][ T240] rcu_scheduler_active = 2, debug_locks = 1
[ 24.804310][ T240] 1 lock held by rst_ipv4/240:
[ 24.804468][ T240] #0: ffff8880054faa58 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_stream_connect+0x43/0xa0
[ 24.804752][ T240]
[ 24.804752][ T240] stack backtrace:
[ 24.804945][ T240] CPU: 3 UID: 0 PID: 240 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 24.805176][ T240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 24.805518][ T240] Call Trace:
[ 24.805637][ T240]
[ 24.805721][ T240] dump_stack_lvl+0xb0/0xd0
[ 24.805883][ T240] lockdep_rcu_suspicious+0x1ea/0x280
[ 24.806041][ T240] __tcp_ao_do_lookup.part.0+0x201/0x240
[ 24.806201][ T240] tcp_v4_ao_lookup+0x84/0xd0
[ 24.806357][ T240] tcp_connect+0x1216/0x18b0
[ 24.806523][ T240] tcp_v4_connect+0x119e/0x1900
[ 24.806686][ T240] ? __pfx_tcp_v4_connect+0x10/0x10
[ 24.806849][ T240] ? mark_lock+0x38/0x3e0
[ 24.806972][ T240] __inet_stream_connect+0x272/0x9f0
[ 24.807126][ T240] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 24.807320][ T240] inet_stream_connect+0x57/0xa0
[ 24.807477][ T240] __sys_connect+0x205/0x280
[ 24.807633][ T240] ? __pfx___sys_connect+0x10/0x10
[ 24.807788][ T240] ? do_fcntl+0x5cc/0x8b0
[ 24.807908][ T240] ? __pfx_do_fcntl+0x10/0x10
[ 24.808064][ T240] ? __fget_files+0x1b9/0x3e0
[ 24.808221][ T240] ? __pfx___sys_socket+0x10/0x10
[ 24.808391][ T240] __x64_sys_connect+0x72/0xb0
[ 24.808546][ T240] do_syscall_64+0xc1/0x1d0
[ 24.808702][ T240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 24.808896][ T240] RIP: 0033:0x7f0176b6a40b
[ 24.809056][ T240] 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
[ 24.809596][ T240] RSP: 002b:00007f0176215d80 EFLAGS: 00000293 ORIG_RAX: 000000000000002a
[ 24.809829][ T240] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f0176b6a40b
[ 24.810061][ T240] RDX: 0000000000000010 RSI: 00007f0176215e00 RDI: 0000000000000009
[ 24.810293][ T240] RBP: 0000000000000009 R08: 0000000000000000 R09: 00000000004173e0
[ 24.810523][ T240] R10: 00007f0176a22598 R11: 0000000000000293 R12: 0000000000410978
[ 24.810757][ T240] R13: 0000000000000005 R14: 00007f0176215e00 R15: 000000000000621b
[ 24.811004][ T240]
[ 24.813057][ C2] TCP: request_sock_TCP: Possible SYN flooding on port 10.0.254.1:7010. Sending cookies.
[ 24.814861][ T240]
[ 24.814960][ T240] =============================
[ 24.815116][ T240] WARNING: suspicious RCU usage
[ 24.815290][ T240] 6.12.0-rc4-virtme #1 Not tainted
[ 24.815450][ T240] -----------------------------
[ 24.815604][ T240] net/ipv4/tcp_ao.c:1183 RCU-list traversed in non-reader section!!
[ 24.815836][ T240]
[ 24.815836][ T240] other info that might help us debug this:
[ 24.815836][ T240]
[ 24.816135][ T240]
[ 24.816135][ T240] rcu_scheduler_active = 2, debug_locks = 1
[ 24.816370][ T240] 1 lock held by rst_ipv4/240:
[ 24.816527][ T240] #0: ffff8880054faa58 (sk_lock-AF_INET){+.+.}-{0:0}, at: inet_stream_connect+0x43/0xa0
[ 24.816812][ T240]
[ 24.816812][ T240] stack backtrace:
[ 24.817007][ T240] CPU: 2 UID: 0 PID: 240 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 24.817241][ T240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 24.817581][ T240] Call Trace:
[ 24.817701][ T240]
[ 24.817786][ T240] dump_stack_lvl+0xb0/0xd0
[ 24.817951][ T240] lockdep_rcu_suspicious+0x1ea/0x280
[ 24.818114][ T240] tcp_ao_finish_connect+0x206/0x2f0
[ 24.818271][ T240] tcp_finish_connect+0x25/0x510
[ 24.818432][ T240] tcp_rcv_synsent_state_process+0xa6d/0x26f0
[ 24.818625][ T240] ? hlock_class+0x4e/0x130
[ 24.818787][ T240] ? mark_lock+0x38/0x3e0
[ 24.818912][ T240] ? __pfx_tcp_rcv_synsent_state_process+0x10/0x10
[ 24.819105][ T240] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 24.819310][ T240] ? kvm_clock_get_cycles+0x18/0x30
[ 24.819469][ T240] ? ktime_get+0xb7/0x200
[ 24.819588][ T240] ? __lock_acquire+0xb3f/0x1580
[ 24.819746][ T240] tcp_rcv_state_process+0x336/0x1e30
[ 24.819902][ T240] ? __lock_release+0x103/0x460
[ 24.820058][ T240] ? __release_sock+0xc8/0x390
[ 24.820217][ T240] ? __pfx_tcp_rcv_state_process+0x10/0x10
[ 24.820408][ T240] ? mark_lock+0x38/0x3e0
[ 24.820534][ T240] tcp_v4_do_rcv+0x14a/0x8c0
[ 24.820696][ T240] __release_sock+0x27a/0x390
[ 24.820859][ T240] release_sock+0x53/0x1d0
[ 24.821017][ T240] inet_stream_connect+0x7a/0xa0
[ 24.821175][ T240] __sys_connect+0x205/0x280
[ 24.821331][ T240] ? __pfx___sys_connect+0x10/0x10
[ 24.821486][ T240] ? do_fcntl+0x5cc/0x8b0
[ 24.821605][ T240] ? __pfx_do_fcntl+0x10/0x10
[ 24.821763][ T240] ? __fget_files+0x1b9/0x3e0
[ 24.821919][ T240] ? __pfx___sys_socket+0x10/0x10
[ 24.822096][ T240] __x64_sys_connect+0x72/0xb0
[ 24.822254][ T240] do_syscall_64+0xc1/0x1d0
[ 24.822412][ T240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 24.822603][ T240] RIP: 0033:0x7f0176b6a40b
[ 24.822765][ T240] 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
[ 24.823305][ T240] RSP: 002b:00007f0176215d80 EFLAGS: 00000293 ORIG_RAX: 000000000000002a
[ 24.823542][ T240] RAX: ffffffffffffffda RBX: 0000000000000010 RCX: 00007f0176b6a40b
[ 24.823773][ T240] RDX: 0000000000000010 RSI: 00007f0176215e00 RDI: 0000000000000009
[ 24.824003][ T240] RBP: 0000000000000009 R08: 0000000000000000 R09: 00000000004173e0
[ 24.824238][ T240] R10: 00007f0176a22598 R11: 0000000000000293 R12: 0000000000410978
[ 24.824470][ T240] R13: 0000000000000005 R14: 00007f0176215e00 R15: 000000000000621b
[ 24.824714][ T240]
[ 26.874279][ T240]
[ 26.874433][ T240] =============================
[ 26.874592][ T240] WARNING: suspicious RCU usage
[ 26.874744][ T240] 6.12.0-rc4-virtme #1 Not tainted
[ 26.874893][ T240] -----------------------------
[ 26.875042][ T240] net/ipv4/tcp_ao.c:2399 RCU-list traversed in non-reader section!!
[ 26.875275][ T240]
[ 26.875275][ T240] other info that might help us debug this:
[ 26.875275][ T240]
[ 26.875563][ T240]
[ 26.875563][ T240] rcu_scheduler_active = 2, debug_locks = 1
[ 26.875787][ T240] 1 lock held by rst_ipv4/240:
[ 26.875939][ T240] #0: ffff88800849aa58 (sk_lock-AF_INET){+.+.}-{0:0}, at: do_tcp_setsockopt+0x936/0x2320
[ 26.876217][ T240]
[ 26.876217][ T240] stack backtrace:
[ 26.876414][ T240] CPU: 2 UID: 0 PID: 240 Comm: rst_ipv4 Not tainted 6.12.0-rc4-virtme #1
[ 26.876639][ T240] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[ 26.876969][ T240] Call Trace:
[ 26.877085][ T240]
[ 26.877167][ T240] dump_stack_lvl+0xb0/0xd0
[ 26.877326][ T240] lockdep_rcu_suspicious+0x1ea/0x280
[ 26.877481][ T240] tcp_ao_set_repair+0x3ec/0x4c0
[ 26.877631][ T240] ? hlock_class+0x4e/0x130
[ 26.877787][ T240] ? __pfx_tcp_ao_set_repair+0x10/0x10
[ 26.877946][ T240] do_tcp_setsockopt+0xb43/0x2320
[ 26.878097][ T240] ? __pfx_do_tcp_setsockopt+0x10/0x10
[ 26.878246][ T240] ? __lock_acquire+0xb3f/0x1580
[ 26.878409][ T240] ? find_held_lock+0x2c/0x110
[ 26.878564][ T240] ? __lock_release+0x103/0x460
[ 26.878713][ T240] ? __fget_files+0x1af/0x3e0
[ 26.878864][ T240] ? __pfx___lock_release+0x10/0x10
[ 26.879016][ T240] ? __pfx_lock_acquire.part.0+0x10/0x10
[ 26.879166][ T240] ? trace_lock_acquire+0x14d/0x1f0
[ 26.879322][ T240] do_sock_setsockopt+0x149/0x3a0
[ 26.879477][ T240] ? __pfx_do_sock_setsockopt+0x10/0x10
[ 26.879638][ T240] ? fdget+0x175/0x1e0
[ 26.879758][ T240] __sys_setsockopt+0x104/0x1a0
[ 26.879909][ T240] ? __pfx___sys_setsockopt+0x10/0x10
[ 26.880059][ T240] ? __fget_files+0x1b9/0x3e0
[ 26.880209][ T240] ? __pfx___sys_socket+0x10/0x10
[ 26.880367][ T240] __x64_sys_setsockopt+0xbd/0x160
[ 26.880515][ T240] ? lockdep_hardirqs_on_prepare+0x275/0x410
[ 26.880700][ T240] do_syscall_64+0xc1/0x1d0
[ 26.880852][ T240] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 26.881037][ T240] RIP: 0033:0x7f0176b6a91e
[ 26.881193][ T240] 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
[ 26.881710][ T240] RSP: 002b:00007f01762159b8 EFLAGS: 00000206 ORIG_RAX: 0000000000000036
[ 26.881935][ T240] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0176b6a91e
[ 26.882173][ T240] RDX: 000000000000002a RSI: 0000000000000006 RDI: 000000000000000a
[ 26.882394][ T240] RBP: 000000000000000a R08: 0000000000000010 R09: 0000000000000064
[ 26.882615][ T240] R10: 00007f01762159d0 R11: 0000000000000206 R12: 00007f0176215b10
[ 26.882837][ T240] R13: 00007f0176215c40 R14: ffffffffffffffe0 R15: 0000000000000000
[ 26.883074][ T240]