[10200.385078][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8620s! [mptcp_connect:20855] [10200.385082][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10200.385090][ C3] irq event stamp: 23712 [10200.385090][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10200.385094][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10200.385096][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10200.385098][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10200.385103][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10200.385104][ C3] Tainted: [L]=SOFTLOCKUP [10200.385105][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10200.385107][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10200.385109][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10200.385110][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10200.385111][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10200.385112][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10200.385113][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10200.385114][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10200.385114][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10200.385117][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10200.385119][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10200.385120][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10200.385121][ C3] PKRU: 55555554 [10200.385122][ C3] Call Trace: [10200.385124][ C3] [10200.385126][ C3] ? trace_hardirqs_on+0x36/0x40 [10200.385128][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10200.385131][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10200.385133][ C3] do_raw_spin_lock+0x1d5/0x260 [10200.385136][ C3] ? __rwlock_init+0x150/0x150 [10200.385137][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10200.385140][ C3] __mptcp_try_fallback+0xd8/0x280 [10200.385142][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10200.385145][ C3] ? __mptcp_try_fallback+0x280/0x280 [10200.385146][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10200.385149][ C3] __mptcp_retrans+0x423/0x9f0 [10200.385151][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10200.385153][ C3] ? __lock_release.isra.0+0x59/0x170 [10200.385155][ C3] ? mark_held_locks+0x40/0x70 [10200.385157][ C3] mptcp_release_cb+0x5aa/0xa70 [10200.385159][ C3] ? sk_reset_timer+0x33/0x80 [10200.385162][ C3] ? __mptcp_push_pending+0x520/0x520 [10200.385164][ C3] ? lock_acquire.part.0+0xbc/0x260 [10200.385166][ C3] ? release_sock+0x21/0x1d0 [10200.385168][ C3] release_sock+0xab/0x1d0 [10200.385170][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10200.385173][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10200.385175][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10200.385177][ C3] ? ovl_sync_status+0x190/0x190 [10200.385179][ C3] ? vfs_iter_write+0x3d8/0xa80 [10200.385180][ C3] ? find_held_lock+0x2b/0x80 [10200.385182][ C3] ? ovl_llseek+0x260/0x260 [10200.385184][ C3] sock_write_iter+0x281/0x4d0 [10200.385186][ C3] ? __up_write+0x1bf/0x520 [10200.385187][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10200.385189][ C3] ? ovl_open_realfile+0x370/0x370 [10200.385191][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10200.385192][ C3] ? validate_chain+0x287/0x5f0 [10200.385194][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10200.385196][ C3] new_sync_write+0x3c5/0x6f0 [10200.385198][ C3] ? __lock_acquire+0x34c/0x740 [10200.385199][ C3] ? new_sync_read+0x6f0/0x6f0 [10200.385201][ C3] ? lock_acquire.part.0+0xbc/0x260 [10200.385203][ C3] ? find_held_lock+0x2b/0x80 [10200.385204][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10200.385207][ C3] vfs_write+0x65e/0xbb0 [10200.385209][ C3] ksys_write+0x17e/0x200 [10200.385211][ C3] ? __ia32_sys_read+0xc0/0xc0 [10200.385213][ C3] ? rcu_is_watching+0x15/0xd0 [10200.385215][ C3] do_syscall_64+0xbb/0xfd0 [10200.385217][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10200.385220][ C3] RIP: 0033:0x7fe34bf6dc5e [10200.385222][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10200.385223][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10200.385224][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10200.385225][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10200.385226][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10200.385227][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10200.385227][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10200.385229][ C3] [10228.385077][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8646s! [mptcp_connect:20855] [10228.385081][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10228.385088][ C3] irq event stamp: 23712 [10228.385088][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10228.385091][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10228.385093][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10228.385095][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10228.385098][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10228.385100][ C3] Tainted: [L]=SOFTLOCKUP [10228.385101][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10228.385102][ C3] RIP: 0010:kasan_check_range+0x194/0x200 [10228.385104][ C3] Code: 4c 89 d1 4c 89 d8 4c 29 d9 e9 19 ff ff ff 48 85 c9 74 8c 4c 01 c9 eb 1b 0f 1f 00 66 66 2e 0f 1f 84 00 00 00 00 00 48 83 c0 01 <48> 39 c8 0f 84 6c ff ff ff 80 38 00 74 ee e9 47 ff ff ff b8 01 00 [10228.385105][ C3] RSP: 0018:ffa0000000717560 EFLAGS: 00000286 [10228.385106][ C3] RAX: ffe21c000221716a RBX: ffe21c0002217169 RCX: ffe21c000221716a [10228.385107][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10228.385108][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10228.385109][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10228.385110][ C3] R13: ffe21c0002217169 R14: ff110000110b8b4b R15: ff110000110b8b48 [10228.385112][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10228.385114][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10228.385115][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10228.385116][ C3] PKRU: 55555554 [10228.385117][ C3] Call Trace: [10228.385119][ C3] [10228.385121][ C3] queued_spin_lock_slowpath+0xb1/0xa00 [10228.385124][ C3] ? trace_hardirqs_on+0x36/0x40 [10228.385126][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10228.385128][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10228.385131][ C3] do_raw_spin_lock+0x1d5/0x260 [10228.385133][ C3] ? __rwlock_init+0x150/0x150 [10228.385135][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10228.385137][ C3] __mptcp_try_fallback+0xd8/0x280 [10228.385139][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10228.385142][ C3] ? __mptcp_try_fallback+0x280/0x280 [10228.385144][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10228.385146][ C3] __mptcp_retrans+0x423/0x9f0 [10228.385149][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10228.385151][ C3] ? __lock_release.isra.0+0x59/0x170 [10228.385153][ C3] ? mark_held_locks+0x40/0x70 [10228.385155][ C3] mptcp_release_cb+0x5aa/0xa70 [10228.385157][ C3] ? sk_reset_timer+0x33/0x80 [10228.385159][ C3] ? __mptcp_push_pending+0x520/0x520 [10228.385161][ C3] ? lock_acquire.part.0+0xbc/0x260 [10228.385163][ C3] ? release_sock+0x21/0x1d0 [10228.385165][ C3] release_sock+0xab/0x1d0 [10228.385167][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10228.385170][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10228.385172][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10228.385174][ C3] ? ovl_sync_status+0x190/0x190 [10228.385176][ C3] ? vfs_iter_write+0x3d8/0xa80 [10228.385177][ C3] ? find_held_lock+0x2b/0x80 [10228.385179][ C3] ? ovl_llseek+0x260/0x260 [10228.385181][ C3] sock_write_iter+0x281/0x4d0 [10228.385183][ C3] ? __up_write+0x1bf/0x520 [10228.385184][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10228.385186][ C3] ? ovl_open_realfile+0x370/0x370 [10228.385188][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10228.385189][ C3] ? validate_chain+0x287/0x5f0 [10228.385191][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10228.385193][ C3] new_sync_write+0x3c5/0x6f0 [10228.385195][ C3] ? __lock_acquire+0x34c/0x740 [10228.385196][ C3] ? new_sync_read+0x6f0/0x6f0 [10228.385198][ C3] ? lock_acquire.part.0+0xbc/0x260 [10228.385200][ C3] ? find_held_lock+0x2b/0x80 [10228.385201][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10228.385204][ C3] vfs_write+0x65e/0xbb0 [10228.385206][ C3] ksys_write+0x17e/0x200 [10228.385207][ C3] ? __ia32_sys_read+0xc0/0xc0 [10228.385209][ C3] ? rcu_is_watching+0x15/0xd0 [10228.385211][ C3] do_syscall_64+0xbb/0xfd0 [10228.385214][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10228.385216][ C3] RIP: 0033:0x7fe34bf6dc5e [10228.385218][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10228.385219][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10228.385220][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10228.385221][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10228.385222][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10228.385222][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10228.385223][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10228.385225][ C3] [10249.541093][ T17] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 9274812 jiffies s: 79785 root: 0x8/. [10249.541492][ T17] rcu: blocking rcu_node structures (internal RCU debug): [10249.541725][ T17] Sending NMI from CPU 2 to CPUs 3: [10249.541861][ C3] NMI backtrace for cpu 3 [10249.541866][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10249.541868][ C3] Tainted: [L]=SOFTLOCKUP [10249.541869][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10249.541870][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10249.541874][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10249.541875][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10249.541877][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10249.541878][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10249.541879][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10249.541880][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10249.541880][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10249.541882][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10249.541885][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10249.541886][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10249.541887][ C3] PKRU: 55555554 [10249.541888][ C3] Call Trace: [10249.541889][ C3] [10249.541891][ C3] ? trace_hardirqs_on+0x36/0x40 [10249.541893][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10249.541895][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10249.541898][ C3] do_raw_spin_lock+0x1d5/0x260 [10249.541900][ C3] ? __rwlock_init+0x150/0x150 [10249.541902][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10249.541904][ C3] __mptcp_try_fallback+0xd8/0x280 [10249.541906][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10249.541909][ C3] ? __mptcp_try_fallback+0x280/0x280 [10249.541911][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10249.541913][ C3] __mptcp_retrans+0x423/0x9f0 [10249.541915][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10249.541918][ C3] ? __lock_release.isra.0+0x59/0x170 [10249.541919][ C3] ? mark_held_locks+0x40/0x70 [10249.541921][ C3] mptcp_release_cb+0x5aa/0xa70 [10249.541923][ C3] ? sk_reset_timer+0x33/0x80 [10249.541926][ C3] ? __mptcp_push_pending+0x520/0x520 [10249.541928][ C3] ? lock_acquire.part.0+0xbc/0x260 [10249.541930][ C3] ? release_sock+0x21/0x1d0 [10249.541932][ C3] release_sock+0xab/0x1d0 [10249.541934][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10249.541937][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10249.541939][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10249.541940][ C3] ? ovl_sync_status+0x190/0x190 [10249.541942][ C3] ? vfs_iter_write+0x3d8/0xa80 [10249.541944][ C3] ? find_held_lock+0x2b/0x80 [10249.541945][ C3] ? ovl_llseek+0x260/0x260 [10249.541947][ C3] sock_write_iter+0x281/0x4d0 [10249.541949][ C3] ? __up_write+0x1bf/0x520 [10249.541950][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10249.541953][ C3] ? ovl_open_realfile+0x370/0x370 [10249.541954][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10249.541956][ C3] ? validate_chain+0x287/0x5f0 [10249.541958][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10249.541959][ C3] new_sync_write+0x3c5/0x6f0 [10249.541961][ C3] ? __lock_acquire+0x34c/0x740 [10249.541963][ C3] ? new_sync_read+0x6f0/0x6f0 [10249.541964][ C3] ? lock_acquire.part.0+0xbc/0x260 [10249.541966][ C3] ? find_held_lock+0x2b/0x80 [10249.541968][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10249.541970][ C3] vfs_write+0x65e/0xbb0 [10249.541972][ C3] ksys_write+0x17e/0x200 [10249.541974][ C3] ? __ia32_sys_read+0xc0/0xc0 [10249.541976][ C3] ? rcu_is_watching+0x15/0xd0 [10249.541978][ C3] do_syscall_64+0xbb/0xfd0 [10249.541980][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10249.541982][ C3] RIP: 0033:0x7fe34bf6dc5e [10249.541984][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10249.541985][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10249.541986][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10249.541987][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10249.541988][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10249.541989][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10249.541989][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10249.541991][ C3] [10253.141073][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU [10253.141307][ C3] rcu: 3-....: (9304736 ticks this GP) idle=1adc/1/0x4000000000000000 softirq=503095/503095 fqs=3545058 [10253.141602][ C3] rcu: (t=9308449 jiffies g=527745 q=179770 ncpus=4) [10253.141748][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10253.141751][ C3] Tainted: [L]=SOFTLOCKUP [10253.141751][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10253.141752][ C3] RIP: 0010:kasan_check_range+0x10e/0x200 [10253.141755][ C3] Code: 48 39 c1 74 20 80 38 00 74 f2 b9 01 00 00 00 48 85 c0 74 2e 48 39 c3 75 19 45 89 f2 41 83 e2 07 44 3a 13 7d 0d b9 01 00 00 00 <5b> 41 5e 89 c8 41 5f c3 4c 89 c1 0f b6 d2 e8 df e9 ff ff 83 f0 01 [10253.141756][ C3] RSP: 0018:ffa0000000717560 EFLAGS: 00000246 [10253.141759][ C3] RAX: ffe21c000221716a RBX: ffe21c0002217169 RCX: 0000000000000001 [10253.141759][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10253.141760][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10253.141761][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10253.141762][ C3] R13: ffe21c0002217169 R14: ff110000110b8b4b R15: ff110000110b8b48 [10253.141763][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10253.141766][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10253.141767][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10253.141767][ C3] PKRU: 55555554 [10253.141768][ C3] Call Trace: [10253.141769][ C3] [10253.141769][ C3] queued_spin_lock_slowpath+0xb1/0xa00 [10253.141772][ C3] ? trace_hardirqs_on+0x36/0x40 [10253.141774][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10253.141776][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10253.141778][ C3] do_raw_spin_lock+0x1d5/0x260 [10253.141780][ C3] ? __rwlock_init+0x150/0x150 [10253.141782][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10253.141784][ C3] __mptcp_try_fallback+0xd8/0x280 [10253.141786][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10253.141789][ C3] ? __mptcp_try_fallback+0x280/0x280 [10253.141791][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10253.141793][ C3] __mptcp_retrans+0x423/0x9f0 [10253.141796][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10253.141798][ C3] ? __lock_release.isra.0+0x59/0x170 [10253.141799][ C3] ? mark_held_locks+0x40/0x70 [10253.141801][ C3] mptcp_release_cb+0x5aa/0xa70 [10253.141803][ C3] ? sk_reset_timer+0x33/0x80 [10253.141806][ C3] ? __mptcp_push_pending+0x520/0x520 [10253.141808][ C3] ? lock_acquire.part.0+0xbc/0x260 [10253.141810][ C3] ? release_sock+0x21/0x1d0 [10253.141812][ C3] release_sock+0xab/0x1d0 [10253.141814][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10253.141817][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10253.141819][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10253.141821][ C3] ? ovl_sync_status+0x190/0x190 [10253.141822][ C3] ? vfs_iter_write+0x3d8/0xa80 [10253.141824][ C3] ? find_held_lock+0x2b/0x80 [10253.141825][ C3] ? ovl_llseek+0x260/0x260 [10253.141827][ C3] sock_write_iter+0x281/0x4d0 [10253.141829][ C3] ? __up_write+0x1bf/0x520 [10253.141830][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10253.141832][ C3] ? ovl_open_realfile+0x370/0x370 [10253.141834][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10253.141836][ C3] ? validate_chain+0x287/0x5f0 [10253.141837][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10253.141839][ C3] new_sync_write+0x3c5/0x6f0 [10253.141840][ C3] ? __lock_acquire+0x34c/0x740 [10253.141842][ C3] ? new_sync_read+0x6f0/0x6f0 [10253.141844][ C3] ? lock_acquire.part.0+0xbc/0x260 [10253.141845][ C3] ? find_held_lock+0x2b/0x80 [10253.141847][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10253.141849][ C3] vfs_write+0x65e/0xbb0 [10253.141851][ C3] ksys_write+0x17e/0x200 [10253.141853][ C3] ? __ia32_sys_read+0xc0/0xc0 [10253.141855][ C3] ? rcu_is_watching+0x15/0xd0 [10253.141857][ C3] do_syscall_64+0xbb/0xfd0 [10253.141859][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10253.141861][ C3] RIP: 0033:0x7fe34bf6dc5e [10253.141862][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10253.141863][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10253.141864][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10253.141865][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10253.141866][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10253.141867][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10253.141867][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10253.141870][ C3] [10280.385087][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8695s! [mptcp_connect:20855] [10280.385103][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10280.385127][ C3] irq event stamp: 23712 [10280.385129][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10280.385142][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10280.385147][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10280.385152][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10280.385162][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10280.385168][ C3] Tainted: [L]=SOFTLOCKUP [10280.385171][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10280.385174][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10280.385180][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10280.385184][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10280.385189][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10280.385192][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10280.385194][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10280.385197][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10280.385199][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10280.385205][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10280.385211][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10280.385214][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10280.385216][ C3] PKRU: 55555554 [10280.385218][ C3] Call Trace: [10280.385224][ C3] [10280.385230][ C3] ? trace_hardirqs_on+0x36/0x40 [10280.385239][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10280.385243][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10280.385250][ C3] do_raw_spin_lock+0x1d5/0x260 [10280.385257][ C3] ? __rwlock_init+0x150/0x150 [10280.385261][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10280.385266][ C3] __mptcp_try_fallback+0xd8/0x280 [10280.385272][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10280.385279][ C3] ? __mptcp_try_fallback+0x280/0x280 [10280.385283][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10280.385288][ C3] __mptcp_retrans+0x423/0x9f0 [10280.385294][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10280.385299][ C3] ? __lock_release.isra.0+0x59/0x170 [10280.385303][ C3] ? mark_held_locks+0x40/0x70 [10280.385317][ C3] mptcp_release_cb+0x5aa/0xa70 [10280.385322][ C3] ? sk_reset_timer+0x33/0x80 [10280.385330][ C3] ? __mptcp_push_pending+0x520/0x520 [10280.385334][ C3] ? lock_acquire.part.0+0xbc/0x260 [10280.385339][ C3] ? release_sock+0x21/0x1d0 [10280.385344][ C3] release_sock+0xab/0x1d0 [10280.385348][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10280.385355][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10280.385361][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10280.385365][ C3] ? ovl_sync_status+0x190/0x190 [10280.385372][ C3] ? vfs_iter_write+0x3d8/0xa80 [10280.385377][ C3] ? find_held_lock+0x2b/0x80 [10280.385380][ C3] ? ovl_llseek+0x260/0x260 [10280.385385][ C3] sock_write_iter+0x281/0x4d0 [10280.385391][ C3] ? __up_write+0x1bf/0x520 [10280.385394][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10280.385401][ C3] ? ovl_open_realfile+0x370/0x370 [10280.385404][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10280.385409][ C3] ? validate_chain+0x287/0x5f0 [10280.385413][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10280.385417][ C3] new_sync_write+0x3c5/0x6f0 [10280.385422][ C3] ? __lock_acquire+0x34c/0x740 [10280.385426][ C3] ? new_sync_read+0x6f0/0x6f0 [10280.385430][ C3] ? lock_acquire.part.0+0xbc/0x260 [10280.385433][ C3] ? find_held_lock+0x2b/0x80 [10280.385437][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10280.385443][ C3] vfs_write+0x65e/0xbb0 [10280.385448][ C3] ksys_write+0x17e/0x200 [10280.385452][ C3] ? __ia32_sys_read+0xc0/0xc0 [10280.385456][ C3] ? rcu_is_watching+0x15/0xd0 [10280.385461][ C3] do_syscall_64+0xbb/0xfd0 [10280.385468][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10280.385474][ C3] RIP: 0033:0x7fe34bf6dc5e [10280.385482][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10280.385485][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10280.385490][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10280.385492][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10280.385495][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10280.385497][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10280.385499][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10280.385505][ C3] [10308.385083][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8721s! [mptcp_connect:20855] [10308.385099][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10308.385125][ C3] irq event stamp: 23712 [10308.385127][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10308.385140][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10308.385144][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10308.385150][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10308.385160][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10308.385166][ C3] Tainted: [L]=SOFTLOCKUP [10308.385168][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10308.385172][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10308.385178][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10308.385182][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10308.385186][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10308.385189][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10308.385191][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10308.385194][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10308.385195][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10308.385201][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10308.385207][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10308.385209][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10308.385212][ C3] PKRU: 55555554 [10308.385214][ C3] Call Trace: [10308.385220][ C3] [10308.385226][ C3] ? trace_hardirqs_on+0x36/0x40 [10308.385234][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10308.385238][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10308.385245][ C3] do_raw_spin_lock+0x1d5/0x260 [10308.385252][ C3] ? __rwlock_init+0x150/0x150 [10308.385256][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10308.385261][ C3] __mptcp_try_fallback+0xd8/0x280 [10308.385266][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10308.385273][ C3] ? __mptcp_try_fallback+0x280/0x280 [10308.385276][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10308.385281][ C3] __mptcp_retrans+0x423/0x9f0 [10308.385287][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10308.385291][ C3] ? __lock_release.isra.0+0x59/0x170 [10308.385295][ C3] ? mark_held_locks+0x40/0x70 [10308.385300][ C3] mptcp_release_cb+0x5aa/0xa70 [10308.385304][ C3] ? sk_reset_timer+0x33/0x80 [10308.385312][ C3] ? __mptcp_push_pending+0x520/0x520 [10308.385316][ C3] ? lock_acquire.part.0+0xbc/0x260 [10308.385321][ C3] ? release_sock+0x21/0x1d0 [10308.385325][ C3] release_sock+0xab/0x1d0 [10308.385330][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10308.385336][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10308.385342][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10308.385346][ C3] ? ovl_sync_status+0x190/0x190 [10308.385352][ C3] ? vfs_iter_write+0x3d8/0xa80 [10308.385356][ C3] ? find_held_lock+0x2b/0x80 [10308.385360][ C3] ? ovl_llseek+0x260/0x260 [10308.385365][ C3] sock_write_iter+0x281/0x4d0 [10308.385370][ C3] ? __up_write+0x1bf/0x520 [10308.385373][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10308.385378][ C3] ? ovl_open_realfile+0x370/0x370 [10308.385382][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10308.385386][ C3] ? validate_chain+0x287/0x5f0 [10308.385390][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10308.385393][ C3] new_sync_write+0x3c5/0x6f0 [10308.385399][ C3] ? __lock_acquire+0x34c/0x740 [10308.385402][ C3] ? new_sync_read+0x6f0/0x6f0 [10308.385406][ C3] ? lock_acquire.part.0+0xbc/0x260 [10308.385410][ C3] ? find_held_lock+0x2b/0x80 [10308.385413][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10308.385419][ C3] vfs_write+0x65e/0xbb0 [10308.385424][ C3] ksys_write+0x17e/0x200 [10308.385427][ C3] ? __ia32_sys_read+0xc0/0xc0 [10308.385432][ C3] ? rcu_is_watching+0x15/0xd0 [10308.385437][ C3] do_syscall_64+0xbb/0xfd0 [10308.385443][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10308.385449][ C3] RIP: 0033:0x7fe34bf6dc5e [10308.385456][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10308.385459][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10308.385462][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10308.385465][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10308.385467][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10308.385469][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10308.385471][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10308.385476][ C3] [10331.145079][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU [10331.147756][ C3] rcu: 3-....: (9382524 ticks this GP) idle=1adc/1/0x4000000000000000 softirq=503095/503095 fqs=3574920 [10331.148307][ C3] rcu: (t=9386456 jiffies g=527745 q=180910 ncpus=4) [10331.148921][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10331.148930][ C3] Tainted: [L]=SOFTLOCKUP [10331.148932][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10331.148936][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10331.148951][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10331.148956][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10331.148962][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10331.148965][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10331.148968][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10331.148971][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10331.148973][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10331.148979][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10331.148986][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10331.148989][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10331.148992][ C3] PKRU: 55555554 [10331.148994][ C3] Call Trace: [10331.148997][ C3] [10331.148999][ C3] ? trace_hardirqs_on+0x36/0x40 [10331.149007][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10331.149012][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10331.149019][ C3] do_raw_spin_lock+0x1d5/0x260 [10331.149025][ C3] ? __rwlock_init+0x150/0x150 [10331.149029][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10331.149035][ C3] __mptcp_try_fallback+0xd8/0x280 [10331.149040][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10331.149047][ C3] ? __mptcp_try_fallback+0x280/0x280 [10331.149051][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10331.149056][ C3] __mptcp_retrans+0x423/0x9f0 [10331.149062][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10331.149067][ C3] ? __lock_release.isra.0+0x59/0x170 [10331.149071][ C3] ? mark_held_locks+0x40/0x70 [10331.149075][ C3] mptcp_release_cb+0x5aa/0xa70 [10331.149079][ C3] ? sk_reset_timer+0x33/0x80 [10331.149088][ C3] ? __mptcp_push_pending+0x520/0x520 [10331.149092][ C3] ? lock_acquire.part.0+0xbc/0x260 [10331.149097][ C3] ? release_sock+0x21/0x1d0 [10331.149102][ C3] release_sock+0xab/0x1d0 [10331.149106][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10331.149112][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10331.149119][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10331.149123][ C3] ? ovl_sync_status+0x190/0x190 [10331.149129][ C3] ? vfs_iter_write+0x3d8/0xa80 [10331.149134][ C3] ? find_held_lock+0x2b/0x80 [10331.149138][ C3] ? ovl_llseek+0x260/0x260 [10331.149143][ C3] sock_write_iter+0x281/0x4d0 [10331.149148][ C3] ? __up_write+0x1bf/0x520 [10331.149151][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10331.149157][ C3] ? ovl_open_realfile+0x370/0x370 [10331.149161][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10331.149165][ C3] ? validate_chain+0x287/0x5f0 [10331.149169][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10331.149173][ C3] new_sync_write+0x3c5/0x6f0 [10331.149177][ C3] ? __lock_acquire+0x34c/0x740 [10331.149181][ C3] ? new_sync_read+0x6f0/0x6f0 [10331.149184][ C3] ? lock_acquire.part.0+0xbc/0x260 [10331.149188][ C3] ? find_held_lock+0x2b/0x80 [10331.149192][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10331.149197][ C3] vfs_write+0x65e/0xbb0 [10331.149202][ C3] ksys_write+0x17e/0x200 [10331.149206][ C3] ? __ia32_sys_read+0xc0/0xc0 [10331.149210][ C3] ? rcu_is_watching+0x15/0xd0 [10331.149215][ C3] do_syscall_64+0xbb/0xfd0 [10331.149221][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10331.149227][ C3] RIP: 0033:0x7fe34bf6dc5e [10331.149233][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10331.149237][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10331.149242][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10331.149245][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10331.149247][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10331.149249][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10331.149252][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10331.149258][ C3] [10347.845155][ T17] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 9373117 jiffies s: 79785 root: 0x8/. [10347.846495][ T17] rcu: blocking rcu_node structures (internal RCU debug): [10347.847017][ T17] Sending NMI from CPU 2 to CPUs 3: [10347.847381][ C3] NMI backtrace for cpu 3 [10347.847400][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10347.847409][ C3] Tainted: [L]=SOFTLOCKUP [10347.847411][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10347.847415][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10347.847428][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10347.847433][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10347.847438][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10347.847441][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10347.847444][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10347.847446][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10347.847448][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10347.847453][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10347.847459][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10347.847462][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10347.847464][ C3] PKRU: 55555554 [10347.847466][ C3] Call Trace: [10347.847472][ C3] [10347.847479][ C3] ? trace_hardirqs_on+0x36/0x40 [10347.847487][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10347.847492][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10347.847499][ C3] do_raw_spin_lock+0x1d5/0x260 [10347.847506][ C3] ? __rwlock_init+0x150/0x150 [10347.847510][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10347.847517][ C3] __mptcp_try_fallback+0xd8/0x280 [10347.847522][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10347.847529][ C3] ? __mptcp_try_fallback+0x280/0x280 [10347.847532][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10347.847538][ C3] __mptcp_retrans+0x423/0x9f0 [10347.847544][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10347.847549][ C3] ? __lock_release.isra.0+0x59/0x170 [10347.847552][ C3] ? mark_held_locks+0x40/0x70 [10347.847557][ C3] mptcp_release_cb+0x5aa/0xa70 [10347.847562][ C3] ? sk_reset_timer+0x33/0x80 [10347.847570][ C3] ? __mptcp_push_pending+0x520/0x520 [10347.847573][ C3] ? lock_acquire.part.0+0xbc/0x260 [10347.847578][ C3] ? release_sock+0x21/0x1d0 [10347.847583][ C3] release_sock+0xab/0x1d0 [10347.847587][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10347.847595][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10347.847600][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10347.847604][ C3] ? ovl_sync_status+0x190/0x190 [10347.847610][ C3] ? vfs_iter_write+0x3d8/0xa80 [10347.847615][ C3] ? find_held_lock+0x2b/0x80 [10347.847619][ C3] ? ovl_llseek+0x260/0x260 [10347.847624][ C3] sock_write_iter+0x281/0x4d0 [10347.847629][ C3] ? __up_write+0x1bf/0x520 [10347.847632][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10347.847638][ C3] ? ovl_open_realfile+0x370/0x370 [10347.847641][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10347.847646][ C3] ? validate_chain+0x287/0x5f0 [10347.847650][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10347.847653][ C3] new_sync_write+0x3c5/0x6f0 [10347.847659][ C3] ? __lock_acquire+0x34c/0x740 [10347.847662][ C3] ? new_sync_read+0x6f0/0x6f0 [10347.847667][ C3] ? lock_acquire.part.0+0xbc/0x260 [10347.847670][ C3] ? find_held_lock+0x2b/0x80 [10347.847674][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10347.847679][ C3] vfs_write+0x65e/0xbb0 [10347.847684][ C3] ksys_write+0x17e/0x200 [10347.847689][ C3] ? __ia32_sys_read+0xc0/0xc0 [10347.847693][ C3] ? rcu_is_watching+0x15/0xd0 [10347.847698][ C3] do_syscall_64+0xbb/0xfd0 [10347.847704][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10347.847711][ C3] RIP: 0033:0x7fe34bf6dc5e [10347.847719][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10347.847722][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10347.847727][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10347.847729][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10347.847731][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10347.847733][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10347.847736][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10347.847741][ C3] [10372.385092][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8781s! [mptcp_connect:20855] [10372.385108][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10372.385133][ C3] irq event stamp: 23712 [10372.385135][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10372.385158][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10372.385162][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10372.385168][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10372.385178][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10372.385184][ C3] Tainted: [L]=SOFTLOCKUP [10372.385186][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10372.385190][ C3] RIP: 0010:queued_spin_lock_slowpath+0xbd/0xa00 [10372.385196][ C3] Code: 89 fc 49 c1 ed 03 41 83 e4 07 49 01 c5 41 83 c4 03 be 04 00 00 00 48 89 df e8 5f 2f 52 fe 41 0f b6 45 00 41 38 c4 7c 08 84 c0 <0f> 85 30 06 00 00 8b 03 89 44 24 48 85 c0 0f 85 8d 03 00 00 48 89 [10372.385200][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000246 [10372.385205][ C3] RAX: 0000000000000000 RBX: ff110000110b8b48 RCX: 0000000000000001 [10372.385207][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10372.385210][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10372.385212][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10372.385214][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10372.385220][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10372.385226][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10372.385228][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10372.385230][ C3] PKRU: 55555554 [10372.385232][ C3] Call Trace: [10372.385239][ C3] [10372.385245][ C3] ? trace_hardirqs_on+0x36/0x40 [10372.385253][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10372.385257][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10372.385264][ C3] do_raw_spin_lock+0x1d5/0x260 [10372.385271][ C3] ? __rwlock_init+0x150/0x150 [10372.385275][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10372.385280][ C3] __mptcp_try_fallback+0xd8/0x280 [10372.385286][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10372.385292][ C3] ? __mptcp_try_fallback+0x280/0x280 [10372.385296][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10372.385301][ C3] __mptcp_retrans+0x423/0x9f0 [10372.385307][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10372.385312][ C3] ? __lock_release.isra.0+0x59/0x170 [10372.385315][ C3] ? mark_held_locks+0x40/0x70 [10372.385320][ C3] mptcp_release_cb+0x5aa/0xa70 [10372.385324][ C3] ? sk_reset_timer+0x33/0x80 [10372.385332][ C3] ? __mptcp_push_pending+0x520/0x520 [10372.385336][ C3] ? lock_acquire.part.0+0xbc/0x260 [10372.385341][ C3] ? release_sock+0x21/0x1d0 [10372.385346][ C3] release_sock+0xab/0x1d0 [10372.385350][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10372.385357][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10372.385363][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10372.385367][ C3] ? ovl_sync_status+0x190/0x190 [10372.385373][ C3] ? vfs_iter_write+0x3d8/0xa80 [10372.385378][ C3] ? find_held_lock+0x2b/0x80 [10372.385381][ C3] ? ovl_llseek+0x260/0x260 [10372.385386][ C3] sock_write_iter+0x281/0x4d0 [10372.385391][ C3] ? __up_write+0x1bf/0x520 [10372.385394][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10372.385400][ C3] ? ovl_open_realfile+0x370/0x370 [10372.385403][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10372.385408][ C3] ? validate_chain+0x287/0x5f0 [10372.385412][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10372.385416][ C3] new_sync_write+0x3c5/0x6f0 [10372.385420][ C3] ? __lock_acquire+0x34c/0x740 [10372.385424][ C3] ? new_sync_read+0x6f0/0x6f0 [10372.385428][ C3] ? lock_acquire.part.0+0xbc/0x260 [10372.385431][ C3] ? find_held_lock+0x2b/0x80 [10372.385435][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10372.385440][ C3] vfs_write+0x65e/0xbb0 [10372.385445][ C3] ksys_write+0x17e/0x200 [10372.385449][ C3] ? __ia32_sys_read+0xc0/0xc0 [10372.385453][ C3] ? rcu_is_watching+0x15/0xd0 [10372.385458][ C3] do_syscall_64+0xbb/0xfd0 [10372.385465][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10372.385470][ C3] RIP: 0033:0x7fe34bf6dc5e [10372.385478][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10372.385481][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10372.385485][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10372.385487][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10372.385489][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10372.385491][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10372.385494][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10372.385500][ C3] [10400.385083][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8807s! [mptcp_connect:20855] [10400.385100][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10400.385125][ C3] irq event stamp: 23712 [10400.385128][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10400.385141][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10400.385146][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10400.385152][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10400.385161][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10400.385168][ C3] Tainted: [L]=SOFTLOCKUP [10400.385170][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10400.385175][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10400.385181][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10400.385185][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10400.385189][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10400.385193][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10400.385195][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10400.385198][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10400.385200][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10400.385206][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10400.385212][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10400.385214][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10400.385217][ C3] PKRU: 55555554 [10400.385220][ C3] Call Trace: [10400.385225][ C3] [10400.385231][ C3] ? trace_hardirqs_on+0x36/0x40 [10400.385239][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10400.385244][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10400.385252][ C3] do_raw_spin_lock+0x1d5/0x260 [10400.385260][ C3] ? __rwlock_init+0x150/0x150 [10400.385264][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10400.385269][ C3] __mptcp_try_fallback+0xd8/0x280 [10400.385274][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10400.385282][ C3] ? __mptcp_try_fallback+0x280/0x280 [10400.385286][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10400.385291][ C3] __mptcp_retrans+0x423/0x9f0 [10400.385297][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10400.385302][ C3] ? __lock_release.isra.0+0x59/0x170 [10400.385306][ C3] ? mark_held_locks+0x40/0x70 [10400.385310][ C3] mptcp_release_cb+0x5aa/0xa70 [10400.385315][ C3] ? sk_reset_timer+0x33/0x80 [10400.385324][ C3] ? __mptcp_push_pending+0x520/0x520 [10400.385328][ C3] ? lock_acquire.part.0+0xbc/0x260 [10400.385333][ C3] ? release_sock+0x21/0x1d0 [10400.385338][ C3] release_sock+0xab/0x1d0 [10400.385343][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10400.385351][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10400.385357][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10400.385361][ C3] ? ovl_sync_status+0x190/0x190 [10400.385368][ C3] ? vfs_iter_write+0x3d8/0xa80 [10400.385373][ C3] ? find_held_lock+0x2b/0x80 [10400.385377][ C3] ? ovl_llseek+0x260/0x260 [10400.385382][ C3] sock_write_iter+0x281/0x4d0 [10400.385388][ C3] ? __up_write+0x1bf/0x520 [10400.385392][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10400.385407][ C3] ? ovl_open_realfile+0x370/0x370 [10400.385411][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10400.385416][ C3] ? validate_chain+0x287/0x5f0 [10400.385420][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10400.385423][ C3] new_sync_write+0x3c5/0x6f0 [10400.385428][ C3] ? __lock_acquire+0x34c/0x740 [10400.385432][ C3] ? new_sync_read+0x6f0/0x6f0 [10400.385436][ C3] ? lock_acquire.part.0+0xbc/0x260 [10400.385439][ C3] ? find_held_lock+0x2b/0x80 [10400.385443][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10400.385449][ C3] vfs_write+0x65e/0xbb0 [10400.385454][ C3] ksys_write+0x17e/0x200 [10400.385458][ C3] ? __ia32_sys_read+0xc0/0xc0 [10400.385462][ C3] ? rcu_is_watching+0x15/0xd0 [10400.385468][ C3] do_syscall_64+0xbb/0xfd0 [10400.385474][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10400.385480][ C3] RIP: 0033:0x7fe34bf6dc5e [10400.385488][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10400.385491][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10400.385496][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10400.385499][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10400.385501][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10400.385504][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10400.385506][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10400.385511][ C3] [10409.153081][ C3] rcu: INFO: rcu_preempt self-detected stall on CPU [10409.153831][ C3] rcu: 3-....: (9460224 ticks this GP) idle=1adc/1/0x4000000000000000 softirq=503095/503095 fqs=3604414 [10409.154503][ C3] rcu: (t=9464462 jiffies g=527745 q=182407 ncpus=4) [10409.155034][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10409.155043][ C3] Tainted: [L]=SOFTLOCKUP [10409.155045][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10409.155048][ C3] RIP: 0010:kasan_check_range+0x7/0x200 [10409.155063][ C3] Code: 00 00 00 f3 0f 1e fa 48 89 f2 be f8 00 00 00 e9 5f 91 ab 01 0f 1f 40 00 66 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 d6 48 85 f6 <0f> 84 9a 01 00 00 48 89 f8 41 57 49 89 c8 48 01 f0 41 56 53 0f 82 [10409.155066][ C3] RSP: 0018:ffa0000000717578 EFLAGS: 00000202 [10409.155072][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: ffffffffba1380f1 [10409.155075][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10409.155078][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10409.155080][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10409.155082][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10409.155087][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10409.155093][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10409.155095][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10409.155097][ C3] PKRU: 55555554 [10409.155100][ C3] Call Trace: [10409.155101][ C3] [10409.155103][ C3] queued_spin_lock_slowpath+0xb1/0xa00 [10409.155112][ C3] ? trace_hardirqs_on+0x36/0x40 [10409.155118][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10409.155123][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10409.155130][ C3] do_raw_spin_lock+0x1d5/0x260 [10409.155136][ C3] ? __rwlock_init+0x150/0x150 [10409.155139][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10409.155146][ C3] __mptcp_try_fallback+0xd8/0x280 [10409.155150][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10409.155156][ C3] ? __mptcp_try_fallback+0x280/0x280 [10409.155160][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10409.155165][ C3] __mptcp_retrans+0x423/0x9f0 [10409.155170][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10409.155174][ C3] ? __lock_release.isra.0+0x59/0x170 [10409.155178][ C3] ? mark_held_locks+0x40/0x70 [10409.155182][ C3] mptcp_release_cb+0x5aa/0xa70 [10409.155186][ C3] ? sk_reset_timer+0x33/0x80 [10409.155193][ C3] ? __mptcp_push_pending+0x520/0x520 [10409.155197][ C3] ? lock_acquire.part.0+0xbc/0x260 [10409.155202][ C3] ? release_sock+0x21/0x1d0 [10409.155207][ C3] release_sock+0xab/0x1d0 [10409.155210][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10409.155217][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10409.155223][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10409.155226][ C3] ? ovl_sync_status+0x190/0x190 [10409.155233][ C3] ? vfs_iter_write+0x3d8/0xa80 [10409.155237][ C3] ? find_held_lock+0x2b/0x80 [10409.155241][ C3] ? ovl_llseek+0x260/0x260 [10409.155245][ C3] sock_write_iter+0x281/0x4d0 [10409.155250][ C3] ? __up_write+0x1bf/0x520 [10409.155253][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10409.155258][ C3] ? ovl_open_realfile+0x370/0x370 [10409.155261][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10409.155266][ C3] ? validate_chain+0x287/0x5f0 [10409.155270][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10409.155273][ C3] new_sync_write+0x3c5/0x6f0 [10409.155276][ C3] ? __lock_acquire+0x34c/0x740 [10409.155280][ C3] ? new_sync_read+0x6f0/0x6f0 [10409.155284][ C3] ? lock_acquire.part.0+0xbc/0x260 [10409.155287][ C3] ? find_held_lock+0x2b/0x80 [10409.155290][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10409.155296][ C3] vfs_write+0x65e/0xbb0 [10409.155300][ C3] ksys_write+0x17e/0x200 [10409.155303][ C3] ? __ia32_sys_read+0xc0/0xc0 [10409.155307][ C3] ? rcu_is_watching+0x15/0xd0 [10409.155312][ C3] do_syscall_64+0xbb/0xfd0 [10409.155319][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10409.155324][ C3] RIP: 0033:0x7fe34bf6dc5e [10409.155331][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10409.155335][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10409.155339][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10409.155342][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10409.155344][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10409.155346][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10409.155348][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10409.155353][ C3] [10436.385088][ C3] watchdog: BUG: soft lockup - CPU#3 stuck for 8840s! [mptcp_connect:20855] [10436.385104][ C3] Modules linked in: act_csum act_pedit cls_fw sch_ingress xt_mark xt_statistic xt_length xt_bpf sch_netem ipt_REJECT nf_reject_ipv4 nft_compat nf_tables [10436.385131][ C3] irq event stamp: 23712 [10436.385133][ C3] hardirqs last enabled at (23712): [] _raw_spin_unlock_irqrestore+0x53/0x80 [10436.385147][ C3] hardirqs last disabled at (23711): [] _raw_spin_lock_irqsave+0x50/0x60 [10436.385152][ C3] softirqs last enabled at (23668): [] __mptcp_retrans+0x2cd/0x9f0 [10436.385158][ C3] softirqs last disabled at (23670): [] __mptcp_retrans+0x34c/0x9f0 [10436.385168][ C3] CPU: 3 UID: 0 PID: 20855 Comm: mptcp_connect Tainted: G L 6.18.0-rc6-virtme #1 PREEMPT(full) [10436.385175][ C3] Tainted: [L]=SOFTLOCKUP [10436.385178][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [10436.385182][ C3] RIP: 0010:queued_spin_lock_slowpath+0x460/0xa00 [10436.385189][ C3] Code: 8b 13 81 fa 00 01 00 00 74 df 41 89 d5 44 89 6c 24 58 41 81 fd ff 00 00 00 0f 87 0e fd ff ff e9 95 fe ff ff 89 44 24 48 f3 90 3f fc ff ff 41 8d 46 01 41 c1 e5 10 c1 e0 12 41 09 c5 be 02 00 [10436.385193][ C3] RSP: 0018:ffa0000000717580 EFLAGS: 00000202 [10436.385197][ C3] RAX: 0000000000000001 RBX: ff110000110b8b48 RCX: 0000000000000001 [10436.385201][ C3] RDX: 0000000000000000 RSI: 0000000000000004 RDI: ff110000110b8b48 [10436.385203][ C3] RBP: 1ff40000000e2eb3 R08: ffffffffba1380f1 R09: ffe21c0002217169 [10436.385206][ C3] R10: ffe21c000221716a R11: 0000000000000000 R12: 0000000000000003 [10436.385208][ C3] R13: ffe21c0002217169 R14: 000000000000001c R15: ff110000110b8b48 [10436.385215][ C3] FS: 00007fe34befc740(0000) GS:ff110000791f7000(0000) knlGS:0000000000000000 [10436.385222][ C3] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [10436.385225][ C3] CR2: 00007ffcb9b57000 CR3: 00000000105e5002 CR4: 0000000000771ef0 [10436.385228][ C3] PKRU: 55555554 [10436.385230][ C3] Call Trace: [10436.385236][ C3] [10436.385242][ C3] ? trace_hardirqs_on+0x36/0x40 [10436.385251][ C3] ? _raw_write_unlock_irqrestore+0x80/0x80 [10436.385256][ C3] ? __printk_cpu_sync_put+0x35/0x60 [10436.385263][ C3] do_raw_spin_lock+0x1d5/0x260 [10436.385271][ C3] ? __rwlock_init+0x150/0x150 [10436.385275][ C3] ? __mptcp_try_fallback+0xd8/0x280 [10436.385280][ C3] __mptcp_try_fallback+0xd8/0x280 [10436.385286][ C3] mptcp_sendmsg_frag+0x16c2/0x3050 [10436.385293][ C3] ? __mptcp_try_fallback+0x280/0x280 [10436.385297][ C3] ? __mptcp_retrans+0x34c/0x9f0 [10436.385302][ C3] __mptcp_retrans+0x423/0x9f0 [10436.385308][ C3] ? mptcp_check_and_set_pending+0x1a0/0x1a0 [10436.385313][ C3] ? __lock_release.isra.0+0x59/0x170 [10436.385317][ C3] ? mark_held_locks+0x40/0x70 [10436.385322][ C3] mptcp_release_cb+0x5aa/0xa70 [10436.385327][ C3] ? sk_reset_timer+0x33/0x80 [10436.385336][ C3] ? __mptcp_push_pending+0x520/0x520 [10436.385340][ C3] ? lock_acquire.part.0+0xbc/0x260 [10436.385345][ C3] ? release_sock+0x21/0x1d0 [10436.385351][ C3] release_sock+0xab/0x1d0 [10436.385355][ C3] mptcp_sendmsg+0xd5b/0x1bc0 [10436.385363][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10436.385369][ C3] ? mptcp_stream_accept+0xce0/0xce0 [10436.385373][ C3] ? ovl_sync_status+0x190/0x190 [10436.385381][ C3] ? vfs_iter_write+0x3d8/0xa80 [10436.385386][ C3] ? find_held_lock+0x2b/0x80 [10436.385390][ C3] ? ovl_llseek+0x260/0x260 [10436.385395][ C3] sock_write_iter+0x281/0x4d0 [10436.385400][ C3] ? __up_write+0x1bf/0x520 [10436.385404][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10436.385410][ C3] ? ovl_open_realfile+0x370/0x370 [10436.385414][ C3] ? rcu_read_lock_any_held+0x41/0xa0 [10436.385419][ C3] ? validate_chain+0x287/0x5f0 [10436.385423][ C3] ? ____sys_recvmsg+0x6b0/0x6b0 [10436.385427][ C3] new_sync_write+0x3c5/0x6f0 [10436.385432][ C3] ? __lock_acquire+0x34c/0x740 [10436.385436][ C3] ? new_sync_read+0x6f0/0x6f0 [10436.385441][ C3] ? lock_acquire.part.0+0xbc/0x260 [10436.385445][ C3] ? find_held_lock+0x2b/0x80 [10436.385449][ C3] ? perf_trace_sched_switch+0x6d0/0x6d0 [10436.385454][ C3] vfs_write+0x65e/0xbb0 [10436.385460][ C3] ksys_write+0x17e/0x200 [10436.385464][ C3] ? __ia32_sys_read+0xc0/0xc0 [10436.385469][ C3] ? rcu_is_watching+0x15/0xd0 [10436.385474][ C3] do_syscall_64+0xbb/0xfd0 [10436.385480][ C3] entry_SYSCALL_64_after_hwframe+0x4b/0x53 [10436.385487][ C3] RIP: 0033:0x7fe34bf6dc5e [10436.385495][ C3] Code: 4d 89 d8 e8 14 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 13 ff ff ff 0f 1f 00 f3 0f 1e fa [10436.385498][ C3] RSP: 002b:00007fff0be0d650 EFLAGS: 00000202 ORIG_RAX: 0000000000000001 [10436.385503][ C3] RAX: ffffffffffffffda RBX: 0000000000000005 RCX: 00007fe34bf6dc5e [10436.385506][ C3] RDX: 0000000000001f9c RSI: 00007fff0be0f8d4 RDI: 0000000000000005 [10436.385508][ C3] RBP: 00007fff0be0d660 R08: 0000000000000000 R09: 0000000000000000 [10436.385510][ C3] R10: 0000000000000000 R11: 0000000000000202 R12: 00007fff0be0f870 [10436.385513][ C3] R13: 0000000000002000 R14: 0000000000001f9c R15: 0000000000001f9c [10436.385518][ C3] [10446.148251][ T17] rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 3-.... } 9471420 jiffies s: 79785 root: 0x8/. [10446.151406][ T17] rcu: blocking rcu_node structures (internal RCU debug): [10446.151804][ T17] Sending NMI from CPU 2 to CPUs 3: 46