[ 26.862844][ T257] [ 26.862943][ T257] ===================================== [ 26.863083][ T257] WARNING: bad unlock balance detected! [ 26.863224][ T257] 6.12.0-rc5-virtme #1 Not tainted [ 26.863363][ T257] ------------------------------------- [ 26.863499][ T257] ip/257 is trying to release lock (rtnl_mutex) at: [ 26.863672][ T257] [] __rtnl_unlock+0x69/0xf0 [ 26.863849][ T257] but there are no more locks to release! [ 26.863983][ T257] [ 26.863983][ T257] other info that might help us debug this: [ 26.864187][ T257] no locks held by ip/257. [ 26.864325][ T257] [ 26.864325][ T257] stack backtrace: [ 26.864497][ T257] CPU: 1 UID: 0 PID: 257 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 26.864702][ T257] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 26.865012][ T257] Call Trace: [ 26.865125][ T257] [ 26.865198][ T257] dump_stack_lvl+0x82/0xd0 [ 26.865341][ T257] ? __rtnl_unlock+0x69/0xf0 [ 26.865480][ T257] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 26.865620][ T257] __lock_release+0x2f7/0x460 [ 26.865762][ T257] ? __pfx___lock_release+0x10/0x10 [ 26.865903][ T257] ? __rtnl_unlock+0x69/0xf0 [ 26.866043][ T257] lock_release+0xd7/0x140 [ 26.866181][ T257] __mutex_unlock_slowpath+0x8f/0x3b0 [ 26.866325][ T257] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 26.866462][ T257] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 26.866637][ T257] ? rtnl_link_ops_get+0x187/0x220 [ 26.866777][ T257] __rtnl_unlock+0x69/0xf0 [ 26.866916][ T257] rtnl_newlink+0x7fd/0xa30 [ 26.867056][ T257] ? __pfx_rtnl_newlink+0x10/0x10 [ 26.867195][ T257] ? find_held_lock+0x2c/0x110 [ 26.867338][ T257] ? __lock_release+0x103/0x460 [ 26.867480][ T257] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 26.867618][ T257] ? __pfx___lock_release+0x10/0x10 [ 26.867760][ T257] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 26.867901][ T257] ? __pfx_rtnl_newlink+0x10/0x10 [ 26.868039][ T257] rtnetlink_rcv_msg+0x712/0xc10 [ 26.868177][ T257] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 26.868316][ T257] ? hlock_class+0x4e/0x130 [ 26.868454][ T257] ? mark_lock+0x38/0x3e0 [ 26.868559][ T257] ? __lock_acquire+0xb3f/0x1580 [ 26.868698][ T257] netlink_rcv_skb+0x130/0x360 [ 26.868838][ T257] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 26.868979][ T257] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 26.869127][ T257] ? netlink_deliver_tap+0x13e/0x340 [ 26.869267][ T257] ? netlink_deliver_tap+0xc3/0x340 [ 26.869405][ T257] netlink_unicast+0x44b/0x710 [ 26.869553][ T257] ? __pfx_netlink_unicast+0x10/0x10 [ 26.869692][ T257] ? find_held_lock+0x2c/0x110 [ 26.869833][ T257] netlink_sendmsg+0x723/0xbe0 [ 26.869973][ T257] ? __pfx_netlink_sendmsg+0x10/0x10 [ 26.870115][ T257] ____sys_sendmsg+0x7ac/0xa10 [ 26.870259][ T257] ? __pfx_____sys_sendmsg+0x10/0x10 [ 26.870398][ T257] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 26.870570][ T257] ? hlock_class+0x4e/0x130 [ 26.870710][ T257] ? validate_chain+0x130/0x9b0 [ 26.870850][ T257] ___sys_sendmsg+0xee/0x170 [ 26.870997][ T257] ? __pfx_validate_chain+0x10/0x10 [ 26.871133][ T257] ? __pfx____sys_sendmsg+0x10/0x10 [ 26.871271][ T257] ? __lock_acquire+0xb3f/0x1580 [ 26.871415][ T257] ? find_held_lock+0x2c/0x110 [ 26.871556][ T257] ? __lock_release+0x103/0x460 [ 26.871695][ T257] ? __might_fault+0x11b/0x170 [ 26.871834][ T257] ? fdget+0x52/0x1e0 [ 26.871941][ T257] ? lock_acquire+0x32/0xc0 [ 26.872085][ T257] __sys_sendmsg+0xcd/0x170 [ 26.872226][ T257] ? __pfx___sys_sendmsg+0x10/0x10 [ 26.872365][ T257] ? rseq_update_cpu_node_id+0xe6/0x140 [ 26.872510][ T257] do_syscall_64+0xc1/0x1d0 [ 26.872656][ T257] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 26.872829][ T257] RIP: 0033:0x7f85f1c917b7 [ 26.872975][ T257] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 [ 26.873457][ T257] RSP: 002b:00007fffdeb15e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 26.873671][ T257] RAX: ffffffffffffffda RBX: 00007fffdeb16550 RCX: 00007f85f1c917b7 [ 26.873886][ T257] RDX: 0000000000000000 RSI: 00007fffdeb15e90 RDI: 0000000000000005 [ 26.874094][ T257] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 26.874300][ T257] R10: 00007f85f1b4a708 R11: 0000000000000246 R12: 00007fffdeb16568 [ 26.874507][ T257] R13: 000000006729dcf5 R14: 0000000000496600 R15: 00007fffdeb15f78 [ 26.874740][ T257] [ 247.094383][ T43] INFO: task ip:257 blocked for more than 122 seconds. [ 247.095058][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 247.095282][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.095526][ T43] task:ip state:D stack:25792 pid:257 tgid:257 ppid:243 flags:0x00004002 [ 247.095817][ T43] Call Trace: [ 247.095926][ T43] [ 247.096005][ T43] __schedule+0xa19/0x1dc0 [ 247.096160][ T43] ? __pfx___schedule+0x10/0x10 [ 247.096315][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.096460][ T43] ? trace_lock_release+0x10e/0x180 [ 247.096605][ T43] schedule+0xdf/0x210 [ 247.096712][ T43] schedule_preempt_disabled+0x15/0x30 [ 247.096851][ T43] __mutex_lock+0x634/0xac0 [ 247.096990][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.097130][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 247.097276][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.097443][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.097581][ T43] rtnl_newlink+0x64b/0xa30 [ 247.097719][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.097856][ T43] ? find_held_lock+0x2c/0x110 [ 247.097993][ T43] ? __pfx___lock_release+0x10/0x10 [ 247.098134][ T43] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 247.098279][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.098419][ T43] rtnetlink_rcv_msg+0x712/0xc10 [ 247.098563][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.098697][ T43] ? hlock_class+0x4e/0x130 [ 247.098829][ T43] ? mark_lock+0x38/0x3e0 [ 247.098932][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.099072][ T43] netlink_rcv_skb+0x130/0x360 [ 247.099223][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.099357][ T43] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 247.099518][ T43] ? netlink_deliver_tap+0x13e/0x340 [ 247.099700][ T43] ? netlink_deliver_tap+0xc3/0x340 [ 247.099839][ T43] netlink_unicast+0x44b/0x710 [ 247.099986][ T43] ? __pfx_netlink_unicast+0x10/0x10 [ 247.100125][ T43] ? find_held_lock+0x2c/0x110 [ 247.100276][ T43] netlink_sendmsg+0x723/0xbe0 [ 247.100412][ T43] ? __pfx_netlink_sendmsg+0x10/0x10 [ 247.100550][ T43] ____sys_sendmsg+0x7ac/0xa10 [ 247.100690][ T43] ? __pfx_____sys_sendmsg+0x10/0x10 [ 247.100830][ T43] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 247.100998][ T43] ? hlock_class+0x4e/0x130 [ 247.101134][ T43] ? validate_chain+0x130/0x9b0 [ 247.101278][ T43] ___sys_sendmsg+0xee/0x170 [ 247.101417][ T43] ? __pfx_validate_chain+0x10/0x10 [ 247.101553][ T43] ? __pfx____sys_sendmsg+0x10/0x10 [ 247.101688][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.101824][ T43] ? find_held_lock+0x2c/0x110 [ 247.101960][ T43] ? __lock_release+0x103/0x460 [ 247.102099][ T43] ? __might_fault+0x11b/0x170 [ 247.102240][ T43] ? fdget+0x52/0x1e0 [ 247.102344][ T43] ? lock_acquire+0x32/0xc0 [ 247.102477][ T43] __sys_sendmsg+0xcd/0x170 [ 247.102614][ T43] ? __pfx___sys_sendmsg+0x10/0x10 [ 247.102745][ T43] ? rseq_update_cpu_node_id+0xe6/0x140 [ 247.102885][ T43] do_syscall_64+0xc1/0x1d0 [ 247.103025][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.103212][ T43] RIP: 0033:0x7f85f1c917b7 [ 247.103361][ T43] RSP: 002b:00007fffdeb15e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.103562][ T43] RAX: ffffffffffffffda RBX: 00007fffdeb16550 RCX: 00007f85f1c917b7 [ 247.103764][ T43] RDX: 0000000000000000 RSI: 00007fffdeb15e90 RDI: 0000000000000005 [ 247.103964][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 247.104170][ T43] R10: 00007f85f1b4a708 R11: 0000000000000246 R12: 00007fffdeb16568 [ 247.104374][ T43] R13: 000000006729dcf5 R14: 0000000000496600 R15: 00007fffdeb15f78 [ 247.104580][ T43] [ 247.104692][ T43] INFO: lockdep is turned off. [ 369.974404][ T43] INFO: task kworker/u16:1:75 blocked for more than 122 seconds. [ 369.975019][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.975259][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.975505][ T43] task:kworker/u16:1 state:D stack:30248 pid:75 tgid:75 ppid:2 flags:0x00004000 [ 369.975801][ T43] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.975983][ T43] Call Trace: [ 369.976085][ T43] [ 369.976162][ T43] __schedule+0xa19/0x1dc0 [ 369.976313][ T43] ? __pfx___schedule+0x10/0x10 [ 369.976449][ T43] ? __lock_release+0x103/0x460 [ 369.976593][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.976735][ T43] ? trace_lock_release+0x10e/0x180 [ 369.976873][ T43] schedule+0xdf/0x210 [ 369.976975][ T43] schedule_preempt_disabled+0x15/0x30 [ 369.977113][ T43] __mutex_lock+0x634/0xac0 [ 369.977253][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 369.977386][ T43] ? addrconf_verify_work+0x12/0x30 [ 369.977522][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 369.977666][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.977798][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.977938][ T43] ? addrconf_verify_work+0x12/0x30 [ 369.978071][ T43] addrconf_verify_work+0x12/0x30 [ 369.978213][ T43] process_one_work+0xe55/0x16d0 [ 369.978348][ T43] ? __pfx___lock_release+0x10/0x10 [ 369.978479][ T43] ? __pfx_process_one_work+0x10/0x10 [ 369.978618][ T43] ? assign_work+0x16c/0x240 [ 369.978753][ T43] worker_thread+0x58c/0xce0 [ 369.978912][ T43] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 369.979081][ T43] ? __pfx_worker_thread+0x10/0x10 [ 369.979229][ T43] ? __pfx_worker_thread+0x10/0x10 [ 369.979387][ T43] kthread+0x28a/0x350 [ 369.979499][ T43] ? __pfx_kthread+0x10/0x10 [ 369.979637][ T43] ret_from_fork+0x31/0x70 [ 369.979780][ T43] ? __pfx_kthread+0x10/0x10 [ 369.979939][ T43] ret_from_fork_asm+0x1a/0x30 [ 369.980108][ T43] [ 369.980223][ T43] INFO: task ip:257 blocked for more than 245 seconds. [ 369.980378][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.980508][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.980728][ T43] task:ip state:D stack:25792 pid:257 tgid:257 ppid:243 flags:0x00004002 [ 369.980997][ T43] Call Trace: [ 369.981095][ T43] [ 369.981163][ T43] __schedule+0xa19/0x1dc0 [ 369.981306][ T43] ? __pfx___schedule+0x10/0x10 [ 369.981438][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.981575][ T43] ? trace_lock_release+0x10e/0x180 [ 369.981723][ T43] schedule+0xdf/0x210 [ 369.981828][ T43] schedule_preempt_disabled+0x15/0x30 [ 369.981958][ T43] __mutex_lock+0x634/0xac0 [ 369.982103][ T43] ? rtnl_newlink+0x64b/0xa30 [ 369.982245][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 369.982381][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.982520][ T43] ? rtnl_newlink+0x64b/0xa30 [ 369.982653][ T43] rtnl_newlink+0x64b/0xa30 [ 369.982785][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.982915][ T43] ? find_held_lock+0x2c/0x110 [ 369.983052][ T43] ? __pfx___lock_release+0x10/0x10 [ 369.983201][ T43] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 369.983337][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.983469][ T43] rtnetlink_rcv_msg+0x712/0xc10 [ 369.983607][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.983740][ T43] ? hlock_class+0x4e/0x130 [ 369.983892][ T43] ? mark_lock+0x38/0x3e0 [ 369.983996][ T43] ? __lock_acquire+0xb3f/0x1580 [ 369.984137][ T43] netlink_rcv_skb+0x130/0x360 [ 369.984286][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.984427][ T43] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 369.984571][ T43] ? netlink_deliver_tap+0x13e/0x340 [ 369.984712][ T43] ? netlink_deliver_tap+0xc3/0x340 [ 369.984853][ T43] netlink_unicast+0x44b/0x710 [ 369.984993][ T43] ? __pfx_netlink_unicast+0x10/0x10 [ 369.985139][ T43] ? find_held_lock+0x2c/0x110 [ 369.985279][ T43] netlink_sendmsg+0x723/0xbe0 [ 369.985416][ T43] ? __pfx_netlink_sendmsg+0x10/0x10 [ 369.985553][ T43] ____sys_sendmsg+0x7ac/0xa10 [ 369.985688][ T43] ? __pfx_____sys_sendmsg+0x10/0x10 [ 369.985819][ T43] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 369.985985][ T43] ? hlock_class+0x4e/0x130 [ 369.986120][ T43] ? validate_chain+0x130/0x9b0 [ 369.986259][ T43] ___sys_sendmsg+0xee/0x170 [ 369.986395][ T43] ? __pfx_validate_chain+0x10/0x10 [ 369.986531][ T43] ? __pfx____sys_sendmsg+0x10/0x10 [ 369.986667][ T43] ? __lock_acquire+0xb3f/0x1580 [ 369.986800][ T43] ? find_held_lock+0x2c/0x110 [ 369.986933][ T43] ? __lock_release+0x103/0x460 [ 369.987065][ T43] ? __might_fault+0x11b/0x170 [ 369.987209][ T43] ? fdget+0x52/0x1e0 [ 369.987329][ T43] ? lock_acquire+0x32/0xc0 [ 369.987465][ T43] __sys_sendmsg+0xcd/0x170 [ 369.987600][ T43] ? __pfx___sys_sendmsg+0x10/0x10 [ 369.987746][ T43] ? rseq_update_cpu_node_id+0xe6/0x140 [ 369.987903][ T43] do_syscall_64+0xc1/0x1d0 [ 369.988037][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 369.988207][ T43] RIP: 0033:0x7f85f1c917b7 [ 369.988342][ T43] RSP: 002b:00007fffdeb15e28 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.988539][ T43] RAX: ffffffffffffffda RBX: 00007fffdeb16550 RCX: 00007f85f1c917b7 [ 369.988749][ T43] RDX: 0000000000000000 RSI: 00007fffdeb15e90 RDI: 0000000000000005 [ 369.988992][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 369.989198][ T43] R10: 00007f85f1b4a708 R11: 0000000000000246 R12: 00007fffdeb16568 [ 369.989398][ T43] R13: 000000006729dcf5 R14: 0000000000496600 R15: 00007fffdeb15f78 [ 369.989603][ T43] [ 369.989704][ T43] INFO: lockdep is turned off. HARD STOP (388.618235) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr