[ 31.081614][ T266] [ 31.081702][ T266] ===================================== [ 31.081828][ T266] WARNING: bad unlock balance detected! [ 31.081955][ T266] 6.12.0-rc5-virtme #1 Not tainted [ 31.082082][ T266] ------------------------------------- [ 31.082209][ T266] ip/266 is trying to release lock (rtnl_mutex) at: [ 31.082369][ T266] [] __rtnl_unlock+0x69/0xf0 [ 31.082534][ T266] but there are no more locks to release! [ 31.082658][ T266] [ 31.082658][ T266] other info that might help us debug this: [ 31.082841][ T266] no locks held by ip/266. [ 31.082968][ T266] [ 31.082968][ T266] stack backtrace: [ 31.083122][ T266] CPU: 3 UID: 0 PID: 266 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 31.083314][ T266] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 31.083597][ T266] Call Trace: [ 31.083700][ T266] [ 31.083766][ T266] dump_stack_lvl+0x82/0xd0 [ 31.083896][ T266] ? __rtnl_unlock+0x69/0xf0 [ 31.084026][ T266] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 31.084156][ T266] __lock_release+0x2f7/0x460 [ 31.084284][ T266] ? __pfx___lock_release+0x10/0x10 [ 31.084412][ T266] ? __rtnl_unlock+0x69/0xf0 [ 31.084539][ T266] lock_release+0xd7/0x140 [ 31.084666][ T266] __mutex_unlock_slowpath+0x8f/0x3b0 [ 31.084797][ T266] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 31.084936][ T266] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 31.085091][ T266] ? rtnl_link_ops_get+0x187/0x220 [ 31.085215][ T266] __rtnl_unlock+0x69/0xf0 [ 31.085339][ T266] rtnl_newlink+0x7fd/0xa30 [ 31.085464][ T266] ? __pfx_rtnl_newlink+0x10/0x10 [ 31.085587][ T266] ? find_held_lock+0x2c/0x110 [ 31.085713][ T266] ? __lock_release+0x103/0x460 [ 31.085836][ T266] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 31.085961][ T266] ? __pfx___lock_release+0x10/0x10 [ 31.086086][ T266] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 31.086209][ T266] ? __pfx_rtnl_newlink+0x10/0x10 [ 31.086334][ T266] rtnetlink_rcv_msg+0x712/0xc10 [ 31.086457][ T266] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 31.086580][ T266] ? hlock_class+0x4e/0x130 [ 31.086705][ T266] ? mark_lock+0x38/0x3e0 [ 31.086801][ T266] ? __lock_acquire+0xb3f/0x1580 [ 31.086928][ T266] netlink_rcv_skb+0x130/0x360 [ 31.087051][ T266] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 31.087176][ T266] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 31.087305][ T266] ? netlink_deliver_tap+0x13e/0x340 [ 31.087430][ T266] ? netlink_deliver_tap+0xc3/0x340 [ 31.087555][ T266] netlink_unicast+0x44b/0x710 [ 31.087679][ T266] ? __pfx_netlink_unicast+0x10/0x10 [ 31.087804][ T266] ? find_held_lock+0x2c/0x110 [ 31.087930][ T266] ? __lock_release+0x103/0x460 [ 31.088053][ T266] netlink_sendmsg+0x723/0xbe0 [ 31.088195][ T266] ? __pfx_netlink_sendmsg+0x10/0x10 [ 31.088324][ T266] ? _copy_from_user+0x55/0xa0 [ 31.088453][ T266] ____sys_sendmsg+0x7ac/0xa10 [ 31.088581][ T266] ? __pfx_____sys_sendmsg+0x10/0x10 [ 31.088707][ T266] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 31.088868][ T266] ? __pfx_validate_chain+0x10/0x10 [ 31.088996][ T266] ? hlock_class+0x4e/0x130 [ 31.089125][ T266] ___sys_sendmsg+0xee/0x170 [ 31.089254][ T266] ? __pfx____sys_sendmsg+0x10/0x10 [ 31.089391][ T266] ? __lock_acquire+0xb3f/0x1580 [ 31.089518][ T266] ? find_held_lock+0x2c/0x110 [ 31.089644][ T266] ? __lock_release+0x103/0x460 [ 31.089767][ T266] ? __might_fault+0x11b/0x170 [ 31.089892][ T266] ? __pfx___lock_release+0x10/0x10 [ 31.090018][ T266] ? trace_lock_acquire+0x14d/0x1f0 [ 31.090141][ T266] ? __might_fault+0xc3/0x170 [ 31.090264][ T266] ? lock_acquire+0x32/0xc0 [ 31.090388][ T266] ? fdget+0x52/0x1e0 [ 31.090512][ T266] __sys_sendmsg+0xcd/0x170 [ 31.090639][ T266] ? __pfx___sys_sendmsg+0x10/0x10 [ 31.090767][ T266] ? rseq_update_cpu_node_id+0xe6/0x140 [ 31.090895][ T266] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 31.091061][ T266] do_syscall_64+0xc1/0x1d0 [ 31.091190][ T266] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 31.091350][ T266] RIP: 0033:0x7fd781bd57b7 [ 31.091482][ T266] 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 [ 31.091933][ T266] RSP: 002b:00007fff9fdd6288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 31.092123][ T266] RAX: ffffffffffffffda RBX: 00007fff9fdd69b0 RCX: 00007fd781bd57b7 [ 31.092309][ T266] RDX: 0000000000000000 RSI: 00007fff9fdd62f0 RDI: 0000000000000005 [ 31.092493][ T266] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff9fdd5060 [ 31.092677][ T266] R10: 00007fd781a8e708 R11: 0000000000000246 R12: 00007fff9fdd69d8 [ 31.092861][ T266] R13: 00000000672a3187 R14: 0000000000496600 R15: 00007fff9fdd63e0 [ 31.093051][ T266] [ 247.087302][ T44] INFO: task ip:266 blocked for more than 122 seconds. [ 247.087584][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.087704][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.087913][ T44] task:ip state:D stack:25512 pid:266 tgid:266 ppid:245 flags:0x00004002 [ 247.088150][ T44] Call Trace: [ 247.088265][ T44] [ 247.088334][ T44] __schedule+0xa19/0x1dc0 [ 247.088463][ T44] ? __pfx___schedule+0x10/0x10 [ 247.088589][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.088710][ T44] ? trace_lock_release+0x10e/0x180 [ 247.088833][ T44] schedule+0xdf/0x210 [ 247.088925][ T44] schedule_preempt_disabled+0x15/0x30 [ 247.089043][ T44] __mutex_lock+0x634/0xac0 [ 247.089197][ T44] ? rtnl_newlink+0x64b/0xa30 [ 247.089331][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 247.089452][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.089580][ T44] ? rtnl_newlink+0x64b/0xa30 [ 247.089699][ T44] rtnl_newlink+0x64b/0xa30 [ 247.089821][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.089946][ T44] ? find_held_lock+0x2c/0x110 [ 247.090072][ T44] ? __pfx___lock_release+0x10/0x10 [ 247.090194][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 247.090318][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.090436][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 247.090558][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.090685][ T44] ? hlock_class+0x4e/0x130 [ 247.090799][ T44] ? mark_lock+0x38/0x3e0 [ 247.090888][ T44] ? __lock_acquire+0xb3f/0x1580 [ 247.091006][ T44] netlink_rcv_skb+0x130/0x360 [ 247.091122][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.091240][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 247.091357][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 247.091472][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 247.091591][ T44] netlink_unicast+0x44b/0x710 [ 247.091708][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 247.091821][ T44] ? find_held_lock+0x2c/0x110 [ 247.091940][ T44] ? __lock_release+0x103/0x460 [ 247.092058][ T44] netlink_sendmsg+0x723/0xbe0 [ 247.092175][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 247.092296][ T44] ? _copy_from_user+0x55/0xa0 [ 247.092414][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 247.092531][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 247.092647][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 247.092792][ T44] ? __pfx_validate_chain+0x10/0x10 [ 247.092909][ T44] ? hlock_class+0x4e/0x130 [ 247.093024][ T44] ___sys_sendmsg+0xee/0x170 [ 247.093142][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 247.093268][ T44] ? __lock_acquire+0xb3f/0x1580 [ 247.093404][ T44] ? find_held_lock+0x2c/0x110 [ 247.093524][ T44] ? __lock_release+0x103/0x460 [ 247.093644][ T44] ? __might_fault+0x11b/0x170 [ 247.093764][ T44] ? __pfx___lock_release+0x10/0x10 [ 247.093886][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.094003][ T44] ? __might_fault+0xc3/0x170 [ 247.094124][ T44] ? lock_acquire+0x32/0xc0 [ 247.094247][ T44] ? fdget+0x52/0x1e0 [ 247.094340][ T44] __sys_sendmsg+0xcd/0x170 [ 247.094459][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 247.094588][ T44] ? rseq_update_cpu_node_id+0xe6/0x140 [ 247.094709][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 247.094862][ T44] do_syscall_64+0xc1/0x1d0 [ 247.094982][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.095132][ T44] RIP: 0033:0x7fd781bd57b7 [ 247.095259][ T44] RSP: 002b:00007fff9fdd6288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.095434][ T44] RAX: ffffffffffffffda RBX: 00007fff9fdd69b0 RCX: 00007fd781bd57b7 [ 247.095606][ T44] RDX: 0000000000000000 RSI: 00007fff9fdd62f0 RDI: 0000000000000005 [ 247.095789][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff9fdd5060 [ 247.095960][ T44] R10: 00007fd781a8e708 R11: 0000000000000246 R12: 00007fff9fdd69d8 [ 247.096136][ T44] R13: 00000000672a3187 R14: 0000000000496600 R15: 00007fff9fdd63e0 [ 247.096319][ T44] [ 247.096409][ T44] INFO: lockdep is turned off. HARD STOP (342.804301) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr [ 369.967439][ T44] INFO: task kworker/u16:0:11 blocked for more than 122 seconds. [ 369.967848][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.967962][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.968171][ T44] task:kworker/u16:0 state:D stack:29664 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 369.968490][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.968657][ T44] Call Trace: [ 369.968747][ T44] [ 369.968810][ T44] __schedule+0xa19/0x1dc0 [ 369.968943][ T44] ? __pfx___schedule+0x10/0x10 [ 369.969064][ T44] ? __lock_release+0x103/0x460 [ 369.969199][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.969325][ T44] ? trace_lock_release+0x10e/0x180 [ 369.969444][ T44] schedule+0xdf/0x210 [ 369.969532][ T44] schedule_preempt_disabled+0x15/0x30 [ 369.969648][ T44] __mutex_lock+0x634/0xac0 [ 369.969765][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 369.969889][ T44] ? addrconf_verify_work+0x12/0x30 [ 369.970003][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 369.970120][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.970240][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.970357][ T44] ? addrconf_verify_work+0x12/0x30 [ 369.970473][ T44] addrconf_verify_work+0x12/0x30 [ 369.970588][ T44] process_one_work+0xe55/0x16d0 [ 369.970706][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.970824][ T44] ? __pfx_process_one_work+0x10/0x10 [ 369.970942][ T44] ? assign_work+0x16c/0x240 [ 369.971058][ T44] worker_thread+0x58c/0xce0 [ 369.971175][ T44] ? __pfx_worker_thread+0x10/0x10 [ 369.971293][ T44] kthread+0x28a/0x350 [ 369.971384][ T44] ? __pfx_kthread+0x10/0x10 [ 369.971498][ T44] ret_from_fork+0x31/0x70 [ 369.971617][ T44] ? __pfx_kthread+0x10/0x10 [ 369.971732][ T44] ret_from_fork_asm+0x1a/0x30 [ 369.971854][ T44] [ 369.971960][ T44] INFO: task ip:266 blocked for more than 245 seconds. [ 369.972098][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.972209][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.972414][ T44] task:ip state:D stack:25512 pid:266 tgid:266 ppid:245 flags:0x00004006 [ 369.972645][ T44] Call Trace: [ 369.972737][ T44] [ 369.972797][ T44] __schedule+0xa19/0x1dc0 [ 369.972914][ T44] ? __pfx___schedule+0x10/0x10 [ 369.973032][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.973150][ T44] ? trace_lock_release+0x10e/0x180 [ 369.973273][ T44] schedule+0xdf/0x210 [ 369.973361][ T44] schedule_preempt_disabled+0x15/0x30 [ 369.973477][ T44] __mutex_lock+0x634/0xac0 [ 369.973597][ T44] ? rtnl_newlink+0x64b/0xa30 [ 369.973718][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 369.973835][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.973955][ T44] ? rtnl_newlink+0x64b/0xa30 [ 369.974072][ T44] rtnl_newlink+0x64b/0xa30 [ 369.974187][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.974307][ T44] ? find_held_lock+0x2c/0x110 [ 369.974426][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.974542][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 369.974662][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.974777][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 369.974893][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.975006][ T44] ? hlock_class+0x4e/0x130 [ 369.975122][ T44] ? mark_lock+0x38/0x3e0 [ 369.975210][ T44] ? __lock_acquire+0xb3f/0x1580 [ 369.975334][ T44] netlink_rcv_skb+0x130/0x360 [ 369.975451][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.975565][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 369.975686][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 369.975820][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 369.975941][ T44] netlink_unicast+0x44b/0x710 [ 369.976061][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 369.976179][ T44] ? find_held_lock+0x2c/0x110 [ 369.976309][ T44] ? __lock_release+0x103/0x460 [ 369.976428][ T44] netlink_sendmsg+0x723/0xbe0 [ 369.976548][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 369.976669][ T44] ? _copy_from_user+0x55/0xa0 [ 369.976788][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 369.976910][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 369.977028][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 369.977178][ T44] ? __pfx_validate_chain+0x10/0x10 [ 369.977302][ T44] ? hlock_class+0x4e/0x130 [ 369.977423][ T44] ___sys_sendmsg+0xee/0x170 [ 369.977544][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 369.977672][ T44] ? __lock_acquire+0xb3f/0x1580 [ 369.977788][ T44] ? find_held_lock+0x2c/0x110 [ 369.977903][ T44] ? __lock_release+0x103/0x460 [ 369.978018][ T44] ? __might_fault+0x11b/0x170 [ 369.978135][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.978254][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.978376][ T44] ? __might_fault+0xc3/0x170 [ 369.978511][ T44] ? lock_acquire+0x32/0xc0 [ 369.978630][ T44] ? fdget+0x52/0x1e0 [ 369.978725][ T44] __sys_sendmsg+0xcd/0x170 [ 369.978844][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 369.978961][ T44] ? rseq_update_cpu_node_id+0xe6/0x140 [ 369.979082][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 369.979239][ T44] do_syscall_64+0xc1/0x1d0 [ 369.979360][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 369.979515][ T44] RIP: 0033:0x7fd781bd57b7 [ 369.979655][ T44] RSP: 002b:00007fff9fdd6288 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.979829][ T44] RAX: ffffffffffffffda RBX: 00007fff9fdd69b0 RCX: 00007fd781bd57b7 [ 369.980001][ T44] RDX: 0000000000000000 RSI: 00007fff9fdd62f0 RDI: 0000000000000005 [ 369.980175][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff9fdd5060 [ 369.980356][ T44] R10: 00007fd781a8e708 R11: 0000000000000246 R12: 00007fff9fdd69d8 [ 369.980535][ T44] R13: 00000000672a3187 R14: 0000000000496600 R15: 00007fff9fdd63e0 [ 369.980724][ T44] [ 369.980810][ T44] INFO: lockdep is turned off. WAIT TIMEOUT stderr