[ 27.716581][ T258] [ 27.716690][ T258] ===================================== [ 27.716821][ T258] WARNING: bad unlock balance detected! [ 27.716951][ T258] 6.12.0-rc5-virtme #1 Not tainted [ 27.717082][ T258] ------------------------------------- [ 27.717213][ T258] ip/258 is trying to release lock (rtnl_mutex) at: [ 27.717376][ T258] [] __rtnl_unlock+0x69/0xf0 [ 27.717544][ T258] but there are no more locks to release! [ 27.717672][ T258] [ 27.717672][ T258] other info that might help us debug this: [ 27.717861][ T258] no locks held by ip/258. [ 27.717998][ T258] [ 27.717998][ T258] stack backtrace: [ 27.718155][ T258] CPU: 1 UID: 0 PID: 258 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 27.718361][ T258] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 27.718659][ T258] Call Trace: [ 27.718761][ T258] [ 27.718831][ T258] dump_stack_lvl+0x82/0xd0 [ 27.718969][ T258] ? __rtnl_unlock+0x69/0xf0 [ 27.719105][ T258] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 27.719240][ T258] __lock_release+0x2f7/0x460 [ 27.719377][ T258] ? __pfx___lock_release+0x10/0x10 [ 27.719511][ T258] ? __rtnl_unlock+0x69/0xf0 [ 27.719642][ T258] lock_release+0xd7/0x140 [ 27.719773][ T258] __mutex_unlock_slowpath+0x8f/0x3b0 [ 27.719912][ T258] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 27.720045][ T258] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 27.720207][ T258] ? rtnl_link_ops_get+0x187/0x220 [ 27.720341][ T258] __rtnl_unlock+0x69/0xf0 [ 27.720473][ T258] rtnl_newlink+0x7fd/0xa30 [ 27.720610][ T258] ? __pfx_rtnl_newlink+0x10/0x10 [ 27.720758][ T258] ? find_held_lock+0x2c/0x110 [ 27.720894][ T258] ? __lock_release+0x103/0x460 [ 27.721025][ T258] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 27.721154][ T258] ? __pfx___lock_release+0x10/0x10 [ 27.721291][ T258] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 27.721419][ T258] ? __pfx_rtnl_newlink+0x10/0x10 [ 27.721546][ T258] rtnetlink_rcv_msg+0x712/0xc10 [ 27.721678][ T258] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 27.721811][ T258] ? hlock_class+0x4e/0x130 [ 27.721943][ T258] ? mark_lock+0x38/0x3e0 [ 27.722044][ T258] ? __lock_acquire+0xb3f/0x1580 [ 27.722175][ T258] netlink_rcv_skb+0x130/0x360 [ 27.722314][ T258] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 27.722445][ T258] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 27.722577][ T258] ? netlink_deliver_tap+0x13e/0x340 [ 27.722706][ T258] ? netlink_deliver_tap+0xc3/0x340 [ 27.722842][ T258] netlink_unicast+0x44b/0x710 [ 27.722978][ T258] ? __pfx_netlink_unicast+0x10/0x10 [ 27.723108][ T258] ? find_held_lock+0x2c/0x110 [ 27.723239][ T258] netlink_sendmsg+0x723/0xbe0 [ 27.723372][ T258] ? __pfx_netlink_sendmsg+0x10/0x10 [ 27.723504][ T258] ____sys_sendmsg+0x7ac/0xa10 [ 27.723634][ T258] ? __pfx_____sys_sendmsg+0x10/0x10 [ 27.723762][ T258] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 27.723923][ T258] ? hlock_class+0x4e/0x130 [ 27.724056][ T258] ? validate_chain+0x130/0x9b0 [ 27.724186][ T258] ___sys_sendmsg+0xee/0x170 [ 27.724314][ T258] ? __pfx_validate_chain+0x10/0x10 [ 27.724442][ T258] ? __pfx____sys_sendmsg+0x10/0x10 [ 27.724575][ T258] ? __lock_acquire+0xb3f/0x1580 [ 27.724705][ T258] ? find_held_lock+0x2c/0x110 [ 27.724833][ T258] ? __lock_release+0x103/0x460 [ 27.724961][ T258] ? __might_fault+0x11b/0x170 [ 27.725092][ T258] ? fdget+0x52/0x1e0 [ 27.725195][ T258] ? lock_acquire+0x32/0xc0 [ 27.725324][ T258] __sys_sendmsg+0xcd/0x170 [ 27.725453][ T258] ? __pfx___sys_sendmsg+0x10/0x10 [ 27.725582][ T258] ? rseq_update_cpu_node_id+0xe6/0x140 [ 27.725715][ T258] do_syscall_64+0xc1/0x1d0 [ 27.725849][ T258] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 27.726008][ T258] RIP: 0033:0x7f33a4f5e7b7 [ 27.726146][ T258] 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 [ 27.726609][ T258] RSP: 002b:00007ffcf35ec088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 27.726808][ T258] RAX: ffffffffffffffda RBX: 00007ffcf35ec7b0 RCX: 00007f33a4f5e7b7 [ 27.726999][ T258] RDX: 0000000000000000 RSI: 00007ffcf35ec0f0 RDI: 0000000000000005 [ 27.727194][ T258] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 27.727386][ T258] R10: 00007f33a4e17708 R11: 0000000000000246 R12: 00007ffcf35ec7c8 [ 27.727578][ T258] R13: 00000000672a0734 R14: 0000000000496600 R15: 00007ffcf35ec1d8 [ 27.727769][ T258] [ 247.091595][ T43] INFO: task ip:258 blocked for more than 122 seconds. [ 247.092237][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 247.092440][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.092647][ T43] task:ip state:D stack:25792 pid:258 tgid:258 ppid:243 flags:0x00004002 [ 247.092894][ T43] Call Trace: [ 247.092994][ T43] [ 247.093067][ T43] __schedule+0xa19/0x1dc0 [ 247.093207][ T43] ? __pfx___schedule+0x10/0x10 [ 247.093331][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.093471][ T43] ? trace_lock_release+0x10e/0x180 [ 247.093594][ T43] schedule+0xdf/0x210 [ 247.093686][ T43] schedule_preempt_disabled+0x15/0x30 [ 247.093812][ T43] __mutex_lock+0x634/0xac0 [ 247.093936][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.094060][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 247.094187][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 247.094311][ T43] ? rtnl_newlink+0x64b/0xa30 [ 247.094456][ T43] rtnl_newlink+0x64b/0xa30 [ 247.094579][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.094694][ T43] ? find_held_lock+0x2c/0x110 [ 247.094812][ T43] ? __pfx___lock_release+0x10/0x10 [ 247.094935][ T43] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 247.095054][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.095173][ T43] rtnetlink_rcv_msg+0x712/0xc10 [ 247.095291][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.095411][ T43] ? hlock_class+0x4e/0x130 [ 247.095539][ T43] ? mark_lock+0x38/0x3e0 [ 247.095630][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.095747][ T43] netlink_rcv_skb+0x130/0x360 [ 247.095867][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.095982][ T43] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 247.096105][ T43] ? netlink_deliver_tap+0x13e/0x340 [ 247.096224][ T43] ? netlink_deliver_tap+0xc3/0x340 [ 247.096339][ T43] netlink_unicast+0x44b/0x710 [ 247.096472][ T43] ? __pfx_netlink_unicast+0x10/0x10 [ 247.096590][ T43] ? find_held_lock+0x2c/0x110 [ 247.096709][ T43] netlink_sendmsg+0x723/0xbe0 [ 247.096827][ T43] ? __pfx_netlink_sendmsg+0x10/0x10 [ 247.096945][ T43] ____sys_sendmsg+0x7ac/0xa10 [ 247.097066][ T43] ? __pfx_____sys_sendmsg+0x10/0x10 [ 247.097181][ T43] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 247.097328][ T43] ? hlock_class+0x4e/0x130 [ 247.097459][ T43] ? validate_chain+0x130/0x9b0 [ 247.097584][ T43] ___sys_sendmsg+0xee/0x170 [ 247.097702][ T43] ? __pfx_validate_chain+0x10/0x10 [ 247.097817][ T43] ? __pfx____sys_sendmsg+0x10/0x10 [ 247.097936][ T43] ? __lock_acquire+0xb3f/0x1580 [ 247.098057][ T43] ? find_held_lock+0x2c/0x110 [ 247.098175][ T43] ? __lock_release+0x103/0x460 [ 247.098290][ T43] ? __might_fault+0x11b/0x170 [ 247.098424][ T43] ? fdget+0x52/0x1e0 [ 247.098517][ T43] ? lock_acquire+0x32/0xc0 [ 247.098658][ T43] __sys_sendmsg+0xcd/0x170 [ 247.098778][ T43] ? __pfx___sys_sendmsg+0x10/0x10 [ 247.098895][ T43] ? rseq_update_cpu_node_id+0xe6/0x140 [ 247.099033][ T43] do_syscall_64+0xc1/0x1d0 [ 247.099173][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.099323][ T43] RIP: 0033:0x7f33a4f5e7b7 [ 247.099477][ T43] RSP: 002b:00007ffcf35ec088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.099686][ T43] RAX: ffffffffffffffda RBX: 00007ffcf35ec7b0 RCX: 00007f33a4f5e7b7 [ 247.099862][ T43] RDX: 0000000000000000 RSI: 00007ffcf35ec0f0 RDI: 0000000000000005 [ 247.100036][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 247.100211][ T43] R10: 00007f33a4e17708 R11: 0000000000000246 R12: 00007ffcf35ec7c8 [ 247.100401][ T43] R13: 00000000672a0734 R14: 0000000000496600 R15: 00007ffcf35ec1d8 [ 247.100580][ T43] [ 247.100671][ T43] INFO: lockdep is turned off. [ 369.971564][ T43] INFO: task kworker/u16:0:11 blocked for more than 122 seconds. [ 369.972281][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.972542][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.972762][ T43] task:kworker/u16:0 state:D stack:29080 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 369.973005][ T43] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.973168][ T43] Call Trace: [ 369.973263][ T43] [ 369.973330][ T43] __schedule+0xa19/0x1dc0 [ 369.973474][ T43] ? __pfx___schedule+0x10/0x10 [ 369.973596][ T43] ? __lock_release+0x103/0x460 [ 369.973720][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.973850][ T43] ? trace_lock_release+0x10e/0x180 [ 369.973968][ T43] schedule+0xdf/0x210 [ 369.974062][ T43] schedule_preempt_disabled+0x15/0x30 [ 369.974180][ T43] __mutex_lock+0x634/0xac0 [ 369.974298][ T43] ? do_raw_spin_unlock+0x58/0x220 [ 369.974425][ T43] ? addrconf_verify_work+0x12/0x30 [ 369.974543][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 369.974660][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.974801][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.974918][ T43] ? addrconf_verify_work+0x12/0x30 [ 369.975035][ T43] addrconf_verify_work+0x12/0x30 [ 369.975152][ T43] process_one_work+0xe55/0x16d0 [ 369.975272][ T43] ? __pfx___lock_release+0x10/0x10 [ 369.975394][ T43] ? __pfx_process_one_work+0x10/0x10 [ 369.975510][ T43] ? assign_work+0x16c/0x240 [ 369.975630][ T43] worker_thread+0x58c/0xce0 [ 369.975754][ T43] ? __pfx_worker_thread+0x10/0x10 [ 369.975868][ T43] kthread+0x28a/0x350 [ 369.975957][ T43] ? __pfx_kthread+0x10/0x10 [ 369.976073][ T43] ret_from_fork+0x31/0x70 [ 369.976194][ T43] ? __pfx_kthread+0x10/0x10 [ 369.976308][ T43] ret_from_fork_asm+0x1a/0x30 [ 369.976439][ T43] [ 369.976547][ T43] INFO: task ip:258 blocked for more than 245 seconds. [ 369.976685][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.976801][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.976989][ T43] task:ip state:D stack:25792 pid:258 tgid:258 ppid:243 flags:0x00004002 [ 369.977218][ T43] Call Trace: [ 369.977304][ T43] [ 369.977365][ T43] __schedule+0xa19/0x1dc0 [ 369.977496][ T43] ? __pfx___schedule+0x10/0x10 [ 369.977618][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.977738][ T43] ? trace_lock_release+0x10e/0x180 [ 369.977854][ T43] schedule+0xdf/0x210 [ 369.977942][ T43] schedule_preempt_disabled+0x15/0x30 [ 369.978061][ T43] __mutex_lock+0x634/0xac0 [ 369.978178][ T43] ? rtnl_newlink+0x64b/0xa30 [ 369.978295][ T43] ? __pfx___mutex_lock+0x10/0x10 [ 369.978416][ T43] ? trace_lock_acquire+0x14d/0x1f0 [ 369.978532][ T43] ? rtnl_newlink+0x64b/0xa30 [ 369.978666][ T43] rtnl_newlink+0x64b/0xa30 [ 369.978785][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.978899][ T43] ? find_held_lock+0x2c/0x110 [ 369.979015][ T43] ? __pfx___lock_release+0x10/0x10 [ 369.979133][ T43] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 369.979248][ T43] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.979361][ T43] rtnetlink_rcv_msg+0x712/0xc10 [ 369.979504][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.979635][ T43] ? hlock_class+0x4e/0x130 [ 369.979752][ T43] ? mark_lock+0x38/0x3e0 [ 369.979854][ T43] ? __lock_acquire+0xb3f/0x1580 [ 369.979970][ T43] netlink_rcv_skb+0x130/0x360 [ 369.980089][ T43] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.980207][ T43] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 369.980326][ T43] ? netlink_deliver_tap+0x13e/0x340 [ 369.980449][ T43] ? netlink_deliver_tap+0xc3/0x340 [ 369.980571][ T43] netlink_unicast+0x44b/0x710 [ 369.980692][ T43] ? __pfx_netlink_unicast+0x10/0x10 [ 369.980808][ T43] ? find_held_lock+0x2c/0x110 [ 369.980926][ T43] netlink_sendmsg+0x723/0xbe0 [ 369.981043][ T43] ? __pfx_netlink_sendmsg+0x10/0x10 [ 369.981192][ T43] ____sys_sendmsg+0x7ac/0xa10 [ 369.981310][ T43] ? __pfx_____sys_sendmsg+0x10/0x10 [ 369.981434][ T43] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 369.981600][ T43] ? hlock_class+0x4e/0x130 [ 369.981721][ T43] ? validate_chain+0x130/0x9b0 [ 369.981845][ T43] ___sys_sendmsg+0xee/0x170 [ 369.981969][ T43] ? __pfx_validate_chain+0x10/0x10 [ 369.982087][ T43] ? __pfx____sys_sendmsg+0x10/0x10 [ 369.982208][ T43] ? __lock_acquire+0xb3f/0x1580 [ 369.982333][ T43] ? find_held_lock+0x2c/0x110 [ 369.982462][ T43] ? __lock_release+0x103/0x460 [ 369.982582][ T43] ? __might_fault+0x11b/0x170 [ 369.982723][ T43] ? fdget+0x52/0x1e0 [ 369.982817][ T43] ? lock_acquire+0x32/0xc0 [ 369.982934][ T43] __sys_sendmsg+0xcd/0x170 [ 369.983051][ T43] ? __pfx___sys_sendmsg+0x10/0x10 [ 369.983164][ T43] ? rseq_update_cpu_node_id+0xe6/0x140 [ 369.983314][ T43] do_syscall_64+0xc1/0x1d0 [ 369.983448][ T43] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 369.983596][ T43] RIP: 0033:0x7f33a4f5e7b7 [ 369.983725][ T43] RSP: 002b:00007ffcf35ec088 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.983907][ T43] RAX: ffffffffffffffda RBX: 00007ffcf35ec7b0 RCX: 00007f33a4f5e7b7 [ 369.984082][ T43] RDX: 0000000000000000 RSI: 00007ffcf35ec0f0 RDI: 0000000000000005 [ 369.984259][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 369.984441][ T43] R10: 00007f33a4e17708 R11: 0000000000000246 R12: 00007ffcf35ec7c8 [ 369.984629][ T43] R13: 00000000672a0734 R14: 0000000000496600 R15: 00007ffcf35ec1d8 [ 369.984805][ T43] [ 369.984894][ T43] INFO: lockdep is turned off. HARD STOP (369.260729) WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr