[ 33.614074][ T270] [ 33.614186][ T270] ===================================== [ 33.614350][ T270] WARNING: bad unlock balance detected! [ 33.614509][ T270] 6.12.0-rc5-virtme #1 Not tainted [ 33.614673][ T270] ------------------------------------- [ 33.614838][ T270] ip/270 is trying to release lock (rtnl_mutex) at: [ 33.615038][ T270] [] __rtnl_unlock+0x69/0xf0 [ 33.615251][ T270] but there are no more locks to release! [ 33.615408][ T270] [ 33.615408][ T270] other info that might help us debug this: [ 33.615637][ T270] no locks held by ip/270. [ 33.615799][ T270] [ 33.615799][ T270] stack backtrace: [ 33.615993][ T270] CPU: 0 UID: 0 PID: 270 Comm: ip Not tainted 6.12.0-rc5-virtme #1 [ 33.616235][ T270] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 33.616583][ T270] Call Trace: [ 33.616710][ T270] [ 33.616794][ T270] dump_stack_lvl+0x82/0xd0 [ 33.616966][ T270] ? __rtnl_unlock+0x69/0xf0 [ 33.617129][ T270] print_unlock_imbalance_bug+0x1aa/0x1f0 [ 33.617293][ T270] __lock_release+0x2f7/0x460 [ 33.617454][ T270] ? __pfx___lock_release+0x10/0x10 [ 33.617618][ T270] ? __rtnl_unlock+0x69/0xf0 [ 33.617776][ T270] lock_release+0xd7/0x140 [ 33.617940][ T270] __mutex_unlock_slowpath+0x8f/0x3b0 [ 33.618103][ T270] ? __pfx_lock_acquire.part.0+0x10/0x10 [ 33.618261][ T270] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 33.618460][ T270] ? rtnl_link_ops_get+0x187/0x220 [ 33.618619][ T270] __rtnl_unlock+0x69/0xf0 [ 33.618777][ T270] rtnl_newlink+0x7fd/0xa30 [ 33.618935][ T270] ? __pfx_rtnl_newlink+0x10/0x10 [ 33.619093][ T270] ? find_held_lock+0x2c/0x110 [ 33.619252][ T270] ? __lock_release+0x103/0x460 [ 33.619409][ T270] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 33.619567][ T270] ? __pfx___lock_release+0x10/0x10 [ 33.619729][ T270] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 33.619885][ T270] ? __pfx_rtnl_newlink+0x10/0x10 [ 33.620044][ T270] rtnetlink_rcv_msg+0x712/0xc10 [ 33.620204][ T270] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 33.620362][ T270] ? hlock_class+0x4e/0x130 [ 33.620521][ T270] ? mark_lock+0x38/0x3e0 [ 33.620642][ T270] ? __lock_acquire+0xb3f/0x1580 [ 33.620802][ T270] netlink_rcv_skb+0x130/0x360 [ 33.620960][ T270] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 33.621121][ T270] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 33.621281][ T270] ? netlink_deliver_tap+0x13e/0x340 [ 33.621440][ T270] ? netlink_deliver_tap+0xc3/0x340 [ 33.621599][ T270] netlink_unicast+0x44b/0x710 [ 33.621758][ T270] ? __pfx_netlink_unicast+0x10/0x10 [ 33.621914][ T270] ? find_held_lock+0x2c/0x110 [ 33.622074][ T270] ? __lock_release+0x103/0x460 [ 33.622236][ T270] netlink_sendmsg+0x723/0xbe0 [ 33.622406][ T270] ? __pfx_netlink_sendmsg+0x10/0x10 [ 33.622564][ T270] ? _copy_from_user+0x55/0xa0 [ 33.622726][ T270] ____sys_sendmsg+0x7ac/0xa10 [ 33.622885][ T270] ? __pfx_____sys_sendmsg+0x10/0x10 [ 33.623041][ T270] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 33.623237][ T270] ? __pfx_validate_chain+0x10/0x10 [ 33.623393][ T270] ? hlock_class+0x4e/0x130 [ 33.623556][ T270] ___sys_sendmsg+0xee/0x170 [ 33.623716][ T270] ? __pfx____sys_sendmsg+0x10/0x10 [ 33.623874][ T270] ? __lock_acquire+0xb3f/0x1580 [ 33.624033][ T270] ? find_held_lock+0x2c/0x110 [ 33.624191][ T270] ? __lock_release+0x103/0x460 [ 33.624348][ T270] ? __might_fault+0x11b/0x170 [ 33.624510][ T270] ? __pfx___lock_release+0x10/0x10 [ 33.624667][ T270] ? trace_lock_acquire+0x14d/0x1f0 [ 33.624824][ T270] ? __might_fault+0xc3/0x170 [ 33.624984][ T270] ? lock_acquire+0x32/0xc0 [ 33.625143][ T270] ? fdget+0x52/0x1e0 [ 33.625265][ T270] __sys_sendmsg+0xcd/0x170 [ 33.625421][ T270] ? __pfx___sys_sendmsg+0x10/0x10 [ 33.625579][ T270] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 33.625780][ T270] do_syscall_64+0xc1/0x1d0 [ 33.625938][ T270] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 33.626137][ T270] RIP: 0033:0x7fe6eec3e7b7 [ 33.626305][ T270] 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 [ 33.626857][ T270] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 33.627095][ T270] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 33.627330][ T270] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 33.627568][ T270] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 33.627804][ T270] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 33.628037][ T270] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 33.628274][ T270] [ 247.099645][ T44] INFO: task ip:270 blocked for more than 122 seconds. [ 247.099940][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.100065][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.100251][ T44] task:ip state:D stack:25696 pid:270 tgid:270 ppid:249 flags:0x00004002 [ 247.100483][ T44] Call Trace: [ 247.100601][ T44] [ 247.100665][ T44] __schedule+0xa19/0x1dc0 [ 247.100785][ T44] ? __pfx___schedule+0x10/0x10 [ 247.100908][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.101035][ T44] ? trace_lock_release+0x10e/0x180 [ 247.101151][ T44] schedule+0xdf/0x210 [ 247.101237][ T44] schedule_preempt_disabled+0x15/0x30 [ 247.101348][ T44] __mutex_lock+0x634/0xac0 [ 247.101465][ T44] ? rtnl_newlink+0x64b/0xa30 [ 247.101591][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 247.101703][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.101818][ T44] ? rtnl_newlink+0x64b/0xa30 [ 247.101930][ T44] rtnl_newlink+0x64b/0xa30 [ 247.102040][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.102152][ T44] ? find_held_lock+0x2c/0x110 [ 247.102266][ T44] ? __pfx___lock_release+0x10/0x10 [ 247.102386][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 247.102499][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 247.102633][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 247.102745][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.102857][ T44] ? hlock_class+0x4e/0x130 [ 247.102966][ T44] ? mark_lock+0x38/0x3e0 [ 247.103050][ T44] ? __lock_acquire+0xb3f/0x1580 [ 247.103160][ T44] netlink_rcv_skb+0x130/0x360 [ 247.103269][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 247.103380][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 247.103493][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 247.103616][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 247.103726][ T44] netlink_unicast+0x44b/0x710 [ 247.103838][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 247.103948][ T44] ? find_held_lock+0x2c/0x110 [ 247.104059][ T44] ? __lock_release+0x103/0x460 [ 247.104169][ T44] netlink_sendmsg+0x723/0xbe0 [ 247.104282][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 247.104393][ T44] ? _copy_from_user+0x55/0xa0 [ 247.104509][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 247.104637][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 247.104747][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 247.104888][ T44] ? __pfx_validate_chain+0x10/0x10 [ 247.104997][ T44] ? hlock_class+0x4e/0x130 [ 247.105109][ T44] ___sys_sendmsg+0xee/0x170 [ 247.105220][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 247.105331][ T44] ? __lock_acquire+0xb3f/0x1580 [ 247.105447][ T44] ? find_held_lock+0x2c/0x110 [ 247.105569][ T44] ? __lock_release+0x103/0x460 [ 247.105678][ T44] ? __might_fault+0x11b/0x170 [ 247.105792][ T44] ? __pfx___lock_release+0x10/0x10 [ 247.105900][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 247.106011][ T44] ? __might_fault+0xc3/0x170 [ 247.106122][ T44] ? lock_acquire+0x32/0xc0 [ 247.106233][ T44] ? fdget+0x52/0x1e0 [ 247.106322][ T44] __sys_sendmsg+0xcd/0x170 [ 247.106435][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 247.106552][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 247.106696][ T44] do_syscall_64+0xc1/0x1d0 [ 247.106807][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 247.106944][ T44] RIP: 0033:0x7fe6eec3e7b7 [ 247.107060][ T44] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.107229][ T44] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 247.107398][ T44] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 247.107571][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 247.107738][ T44] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 247.107902][ T44] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 247.108071][ T44] [ 247.108157][ T44] INFO: lockdep is turned off. [ 369.979669][ T44] INFO: task kworker/u16:1:77 blocked for more than 122 seconds. [ 369.980025][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.980164][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.980410][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 369.980745][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.980936][ T44] Call Trace: [ 369.981043][ T44] [ 369.981118][ T44] __schedule+0xa19/0x1dc0 [ 369.981264][ T44] ? __pfx___schedule+0x10/0x10 [ 369.981407][ T44] ? __lock_release+0x103/0x460 [ 369.981561][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.981705][ T44] ? trace_lock_release+0x10e/0x180 [ 369.981847][ T44] schedule+0xdf/0x210 [ 369.981962][ T44] schedule_preempt_disabled+0x15/0x30 [ 369.982106][ T44] __mutex_lock+0x634/0xac0 [ 369.982248][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 369.982391][ T44] ? addrconf_verify_work+0x12/0x30 [ 369.982533][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 369.982682][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.982824][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.982965][ T44] ? addrconf_verify_work+0x12/0x30 [ 369.983111][ T44] addrconf_verify_work+0x12/0x30 [ 369.983252][ T44] process_one_work+0xe55/0x16d0 [ 369.983396][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.983537][ T44] ? __pfx_process_one_work+0x10/0x10 [ 369.983691][ T44] ? assign_work+0x16c/0x240 [ 369.983835][ T44] worker_thread+0x58c/0xce0 [ 369.983975][ T44] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 369.984150][ T44] ? __pfx_worker_thread+0x10/0x10 [ 369.984296][ T44] ? __pfx_worker_thread+0x10/0x10 [ 369.984438][ T44] kthread+0x28a/0x350 [ 369.984567][ T44] ? __pfx_kthread+0x10/0x10 [ 369.984713][ T44] ret_from_fork+0x31/0x70 [ 369.984856][ T44] ? __pfx_kthread+0x10/0x10 [ 369.984996][ T44] ret_from_fork_asm+0x1a/0x30 [ 369.985142][ T44] [ 369.985269][ T44] INFO: task ip:270 blocked for more than 245 seconds. [ 369.985440][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.985583][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.985813][ T44] task:ip state:D stack:25696 pid:270 tgid:270 ppid:249 flags:0x00004002 [ 369.986095][ T44] Call Trace: [ 369.986200][ T44] [ 369.986273][ T44] __schedule+0xa19/0x1dc0 [ 369.986415][ T44] ? __pfx___schedule+0x10/0x10 [ 369.986562][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.986711][ T44] ? trace_lock_release+0x10e/0x180 [ 369.986853][ T44] schedule+0xdf/0x210 [ 369.986960][ T44] schedule_preempt_disabled+0x15/0x30 [ 369.987099][ T44] __mutex_lock+0x634/0xac0 [ 369.987240][ T44] ? rtnl_newlink+0x64b/0xa30 [ 369.987382][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 369.987525][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.987680][ T44] ? rtnl_newlink+0x64b/0xa30 [ 369.987826][ T44] rtnl_newlink+0x64b/0xa30 [ 369.987969][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.988109][ T44] ? find_held_lock+0x2c/0x110 [ 369.988261][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.988404][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 369.988565][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 369.988711][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 369.988852][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.988995][ T44] ? hlock_class+0x4e/0x130 [ 369.989136][ T44] ? mark_lock+0x38/0x3e0 [ 369.989244][ T44] ? __lock_acquire+0xb3f/0x1580 [ 369.989384][ T44] netlink_rcv_skb+0x130/0x360 [ 369.989525][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 369.989674][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 369.989818][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 369.989960][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 369.990105][ T44] netlink_unicast+0x44b/0x710 [ 369.990274][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 369.990416][ T44] ? find_held_lock+0x2c/0x110 [ 369.990565][ T44] ? __lock_release+0x103/0x460 [ 369.990710][ T44] netlink_sendmsg+0x723/0xbe0 [ 369.990853][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 369.990995][ T44] ? _copy_from_user+0x55/0xa0 [ 369.991141][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 369.991282][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 369.991432][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 369.991617][ T44] ? __pfx_validate_chain+0x10/0x10 [ 369.991759][ T44] ? hlock_class+0x4e/0x130 [ 369.991900][ T44] ___sys_sendmsg+0xee/0x170 [ 369.992042][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 369.992184][ T44] ? __lock_acquire+0xb3f/0x1580 [ 369.992328][ T44] ? find_held_lock+0x2c/0x110 [ 369.992470][ T44] ? __lock_release+0x103/0x460 [ 369.992635][ T44] ? __might_fault+0x11b/0x170 [ 369.992784][ T44] ? __pfx___lock_release+0x10/0x10 [ 369.992925][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 369.993068][ T44] ? __might_fault+0xc3/0x170 [ 369.993210][ T44] ? lock_acquire+0x32/0xc0 [ 369.993353][ T44] ? fdget+0x52/0x1e0 [ 369.993463][ T44] __sys_sendmsg+0xcd/0x170 [ 369.993613][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 369.993757][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 369.993936][ T44] do_syscall_64+0xc1/0x1d0 [ 369.994078][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 369.994267][ T44] RIP: 0033:0x7fe6eec3e7b7 [ 369.994411][ T44] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.994628][ T44] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 369.994838][ T44] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 369.995051][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 369.995261][ T44] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 369.995468][ T44] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 369.995688][ T44] [ 369.995795][ T44] INFO: lockdep is turned off. [ 492.859730][ T44] INFO: task kworker/u16:1:77 blocked for more than 245 seconds. [ 492.860053][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.860162][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.860342][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 492.860595][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 492.860748][ T44] Call Trace: [ 492.860842][ T44] [ 492.860901][ T44] __schedule+0xa19/0x1dc0 [ 492.861016][ T44] ? __pfx___schedule+0x10/0x10 [ 492.861128][ T44] ? __lock_release+0x103/0x460 [ 492.861240][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.861353][ T44] ? trace_lock_release+0x10e/0x180 [ 492.861465][ T44] schedule+0xdf/0x210 [ 492.861558][ T44] schedule_preempt_disabled+0x15/0x30 [ 492.861669][ T44] __mutex_lock+0x634/0xac0 [ 492.861784][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 492.861896][ T44] ? addrconf_verify_work+0x12/0x30 [ 492.862009][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 492.862120][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.862242][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.862354][ T44] ? addrconf_verify_work+0x12/0x30 [ 492.862466][ T44] addrconf_verify_work+0x12/0x30 [ 492.862581][ T44] process_one_work+0xe55/0x16d0 [ 492.862699][ T44] ? __pfx___lock_release+0x10/0x10 [ 492.862810][ T44] ? __pfx_process_one_work+0x10/0x10 [ 492.862922][ T44] ? assign_work+0x16c/0x240 [ 492.863036][ T44] worker_thread+0x58c/0xce0 [ 492.863147][ T44] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 492.863286][ T44] ? __pfx_worker_thread+0x10/0x10 [ 492.863395][ T44] ? __pfx_worker_thread+0x10/0x10 [ 492.863509][ T44] kthread+0x28a/0x350 [ 492.863600][ T44] ? __pfx_kthread+0x10/0x10 [ 492.863711][ T44] ret_from_fork+0x31/0x70 [ 492.863822][ T44] ? __pfx_kthread+0x10/0x10 [ 492.863933][ T44] ret_from_fork_asm+0x1a/0x30 [ 492.864049][ T44] [ 492.864138][ T44] INFO: task ip:270 blocked for more than 368 seconds. [ 492.864266][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.864372][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.864564][ T44] task:ip state:D stack:25696 pid:270 tgid:270 ppid:249 flags:0x00004002 [ 492.864781][ T44] Call Trace: [ 492.864865][ T44] [ 492.864923][ T44] __schedule+0xa19/0x1dc0 [ 492.865035][ T44] ? __pfx___schedule+0x10/0x10 [ 492.865145][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.865256][ T44] ? trace_lock_release+0x10e/0x180 [ 492.865372][ T44] schedule+0xdf/0x210 [ 492.865457][ T44] schedule_preempt_disabled+0x15/0x30 [ 492.865572][ T44] __mutex_lock+0x634/0xac0 [ 492.865684][ T44] ? rtnl_newlink+0x64b/0xa30 [ 492.865798][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 492.865909][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.866022][ T44] ? rtnl_newlink+0x64b/0xa30 [ 492.866131][ T44] rtnl_newlink+0x64b/0xa30 [ 492.866243][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 492.866359][ T44] ? find_held_lock+0x2c/0x110 [ 492.866471][ T44] ? __pfx___lock_release+0x10/0x10 [ 492.866588][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 492.866699][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 492.866809][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 492.866919][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 492.867028][ T44] ? hlock_class+0x4e/0x130 [ 492.867137][ T44] ? mark_lock+0x38/0x3e0 [ 492.867225][ T44] ? __lock_acquire+0xb3f/0x1580 [ 492.867335][ T44] netlink_rcv_skb+0x130/0x360 [ 492.867445][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 492.867562][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 492.867675][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 492.867786][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 492.867898][ T44] netlink_unicast+0x44b/0x710 [ 492.868009][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 492.868124][ T44] ? find_held_lock+0x2c/0x110 [ 492.868238][ T44] ? __lock_release+0x103/0x460 [ 492.868349][ T44] netlink_sendmsg+0x723/0xbe0 [ 492.868460][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 492.868584][ T44] ? _copy_from_user+0x55/0xa0 [ 492.868698][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 492.868811][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 492.868920][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 492.869061][ T44] ? __pfx_validate_chain+0x10/0x10 [ 492.869172][ T44] ? hlock_class+0x4e/0x130 [ 492.869283][ T44] ___sys_sendmsg+0xee/0x170 [ 492.869394][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 492.869514][ T44] ? __lock_acquire+0xb3f/0x1580 [ 492.869637][ T44] ? find_held_lock+0x2c/0x110 [ 492.869748][ T44] ? __lock_release+0x103/0x460 [ 492.869856][ T44] ? __might_fault+0x11b/0x170 [ 492.869967][ T44] ? __pfx___lock_release+0x10/0x10 [ 492.870080][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 492.870190][ T44] ? __might_fault+0xc3/0x170 [ 492.870298][ T44] ? lock_acquire+0x32/0xc0 [ 492.870408][ T44] ? fdget+0x52/0x1e0 [ 492.870495][ T44] __sys_sendmsg+0xcd/0x170 [ 492.870610][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 492.870720][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 492.870861][ T44] do_syscall_64+0xc1/0x1d0 [ 492.870976][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 492.871116][ T44] RIP: 0033:0x7fe6eec3e7b7 [ 492.871230][ T44] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.871396][ T44] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 492.871565][ T44] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 492.871728][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 492.871893][ T44] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 492.872060][ T44] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 492.872227][ T44] [ 492.872310][ T44] INFO: lockdep is turned off. [ 615.739656][ T44] INFO: task kworker/u16:1:77 blocked for more than 368 seconds. [ 615.739966][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.740081][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.740271][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 615.740499][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 615.740695][ T44] Call Trace: [ 615.740781][ T44] [ 615.740842][ T44] __schedule+0xa19/0x1dc0 [ 615.740959][ T44] ? __pfx___schedule+0x10/0x10 [ 615.741078][ T44] ? __lock_release+0x103/0x460 [ 615.741191][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.741304][ T44] ? trace_lock_release+0x10e/0x180 [ 615.741416][ T44] schedule+0xdf/0x210 [ 615.741503][ T44] schedule_preempt_disabled+0x15/0x30 [ 615.741623][ T44] __mutex_lock+0x634/0xac0 [ 615.741735][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 615.741846][ T44] ? addrconf_verify_work+0x12/0x30 [ 615.741963][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 615.742074][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.742185][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.742295][ T44] ? addrconf_verify_work+0x12/0x30 [ 615.742406][ T44] addrconf_verify_work+0x12/0x30 [ 615.742516][ T44] process_one_work+0xe55/0x16d0 [ 615.742633][ T44] ? __pfx___lock_release+0x10/0x10 [ 615.742748][ T44] ? __pfx_process_one_work+0x10/0x10 [ 615.742860][ T44] ? assign_work+0x16c/0x240 [ 615.742973][ T44] worker_thread+0x58c/0xce0 [ 615.743083][ T44] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 615.743220][ T44] ? __pfx_worker_thread+0x10/0x10 [ 615.743330][ T44] ? __pfx_worker_thread+0x10/0x10 [ 615.743440][ T44] kthread+0x28a/0x350 [ 615.743523][ T44] ? __pfx_kthread+0x10/0x10 [ 615.743649][ T44] ret_from_fork+0x31/0x70 [ 615.743763][ T44] ? __pfx_kthread+0x10/0x10 [ 615.743875][ T44] ret_from_fork_asm+0x1a/0x30 [ 615.743990][ T44] [ 615.744079][ T44] INFO: task ip:270 blocked for more than 491 seconds. [ 615.744207][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.744312][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.744490][ T44] task:ip state:D stack:25696 pid:270 tgid:270 ppid:249 flags:0x00004002 [ 615.744729][ T44] Call Trace: [ 615.744813][ T44] [ 615.744871][ T44] __schedule+0xa19/0x1dc0 [ 615.744982][ T44] ? __pfx___schedule+0x10/0x10 [ 615.745092][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.745203][ T44] ? trace_lock_release+0x10e/0x180 [ 615.745316][ T44] schedule+0xdf/0x210 [ 615.745399][ T44] schedule_preempt_disabled+0x15/0x30 [ 615.745513][ T44] __mutex_lock+0x634/0xac0 [ 615.745632][ T44] ? rtnl_newlink+0x64b/0xa30 [ 615.745749][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 615.745864][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.745977][ T44] ? rtnl_newlink+0x64b/0xa30 [ 615.746087][ T44] rtnl_newlink+0x64b/0xa30 [ 615.746198][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 615.746309][ T44] ? find_held_lock+0x2c/0x110 [ 615.746421][ T44] ? __pfx___lock_release+0x10/0x10 [ 615.746536][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 615.746658][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 615.746769][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 615.746880][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 615.746989][ T44] ? hlock_class+0x4e/0x130 [ 615.747101][ T44] ? mark_lock+0x38/0x3e0 [ 615.747187][ T44] ? __lock_acquire+0xb3f/0x1580 [ 615.747298][ T44] netlink_rcv_skb+0x130/0x360 [ 615.747411][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 615.747522][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 615.747644][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 615.747758][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 615.747870][ T44] netlink_unicast+0x44b/0x710 [ 615.747984][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 615.748095][ T44] ? find_held_lock+0x2c/0x110 [ 615.748213][ T44] ? __lock_release+0x103/0x460 [ 615.748326][ T44] netlink_sendmsg+0x723/0xbe0 [ 615.748438][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 615.748562][ T44] ? _copy_from_user+0x55/0xa0 [ 615.748697][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 615.748847][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 615.748958][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 615.749103][ T44] ? __pfx_validate_chain+0x10/0x10 [ 615.749215][ T44] ? hlock_class+0x4e/0x130 [ 615.749332][ T44] ___sys_sendmsg+0xee/0x170 [ 615.749443][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 615.749559][ T44] ? __lock_acquire+0xb3f/0x1580 [ 615.749676][ T44] ? find_held_lock+0x2c/0x110 [ 615.749788][ T44] ? __lock_release+0x103/0x460 [ 615.749897][ T44] ? __might_fault+0x11b/0x170 [ 615.750010][ T44] ? __pfx___lock_release+0x10/0x10 [ 615.750119][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 615.750237][ T44] ? __might_fault+0xc3/0x170 [ 615.750347][ T44] ? lock_acquire+0x32/0xc0 [ 615.750458][ T44] ? fdget+0x52/0x1e0 [ 615.750552][ T44] __sys_sendmsg+0xcd/0x170 [ 615.750665][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 615.750776][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 615.750918][ T44] do_syscall_64+0xc1/0x1d0 [ 615.751030][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 615.751174][ T44] RIP: 0033:0x7fe6eec3e7b7 [ 615.751293][ T44] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 615.751460][ T44] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 615.751636][ T44] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 615.751802][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 615.751968][ T44] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 615.752137][ T44] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 615.752305][ T44] [ 615.752388][ T44] INFO: lockdep is turned off. [ 738.619781][ T44] INFO: task kworker/u16:1:77 blocked for more than 491 seconds. [ 738.620237][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.620403][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.620743][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 738.621092][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.621333][ T44] Call Trace: [ 738.621468][ T44] [ 738.621584][ T44] __schedule+0xa19/0x1dc0 [ 738.621765][ T44] ? __pfx___schedule+0x10/0x10 [ 738.621946][ T44] ? __lock_release+0x103/0x460 [ 738.622128][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.622313][ T44] ? trace_lock_release+0x10e/0x180 [ 738.622494][ T44] schedule+0xdf/0x210 [ 738.622646][ T44] schedule_preempt_disabled+0x15/0x30 [ 738.622825][ T44] __mutex_lock+0x634/0xac0 [ 738.622999][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 738.623181][ T44] ? addrconf_verify_work+0x12/0x30 [ 738.623362][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 738.623564][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.623736][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.623920][ T44] ? addrconf_verify_work+0x12/0x30 [ 738.624102][ T44] addrconf_verify_work+0x12/0x30 [ 738.624280][ T44] process_one_work+0xe55/0x16d0 [ 738.624458][ T44] ? __pfx___lock_release+0x10/0x10 [ 738.624656][ T44] ? __pfx_process_one_work+0x10/0x10 [ 738.624838][ T44] ? assign_work+0x16c/0x240 [ 738.625029][ T44] worker_thread+0x58c/0xce0 [ 738.625208][ T44] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 738.625433][ T44] ? __pfx_worker_thread+0x10/0x10 [ 738.625623][ T44] ? __pfx_worker_thread+0x10/0x10 [ 738.625802][ T44] kthread+0x28a/0x350 [ 738.625939][ T44] ? __pfx_kthread+0x10/0x10 [ 738.626118][ T44] ret_from_fork+0x31/0x70 [ 738.626297][ T44] ? __pfx_kthread+0x10/0x10 [ 738.626479][ T44] ret_from_fork_asm+0x1a/0x30 [ 738.626677][ T44] [ 738.626817][ T44] INFO: task ip:270 blocked for more than 614 seconds. [ 738.627022][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.627184][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.627467][ T44] task:ip state:D stack:25696 pid:270 tgid:270 ppid:249 flags:0x00004002 [ 738.627821][ T44] Call Trace: [ 738.627972][ T44] [ 738.628066][ T44] __schedule+0xa19/0x1dc0 [ 738.628248][ T44] ? __pfx___schedule+0x10/0x10 [ 738.628424][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.628630][ T44] ? trace_lock_release+0x10e/0x180 [ 738.628814][ T44] schedule+0xdf/0x210 [ 738.628949][ T44] schedule_preempt_disabled+0x15/0x30 [ 738.629122][ T44] __mutex_lock+0x634/0xac0 [ 738.629302][ T44] ? rtnl_newlink+0x64b/0xa30 [ 738.629491][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 738.629683][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.629864][ T44] ? rtnl_newlink+0x64b/0xa30 [ 738.630042][ T44] rtnl_newlink+0x64b/0xa30 [ 738.630224][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 738.630399][ T44] ? find_held_lock+0x2c/0x110 [ 738.630593][ T44] ? __pfx___lock_release+0x10/0x10 [ 738.630777][ T44] ? rtnetlink_rcv_msg+0x6ef/0xc10 [ 738.630989][ T44] ? __pfx_rtnl_newlink+0x10/0x10 [ 738.631165][ T44] rtnetlink_rcv_msg+0x712/0xc10 [ 738.631347][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 738.631525][ T44] ? hlock_class+0x4e/0x130 [ 738.631711][ T44] ? mark_lock+0x38/0x3e0 [ 738.631848][ T44] ? __lock_acquire+0xb3f/0x1580 [ 738.632029][ T44] netlink_rcv_skb+0x130/0x360 [ 738.632207][ T44] ? __pfx_rtnetlink_rcv_msg+0x10/0x10 [ 738.632385][ T44] ? __pfx_netlink_rcv_skb+0x10/0x10 [ 738.632594][ T44] ? netlink_deliver_tap+0x13e/0x340 [ 738.632776][ T44] ? netlink_deliver_tap+0xc3/0x340 [ 738.632956][ T44] netlink_unicast+0x44b/0x710 [ 738.633134][ T44] ? __pfx_netlink_unicast+0x10/0x10 [ 738.633316][ T44] ? find_held_lock+0x2c/0x110 [ 738.633499][ T44] ? __lock_release+0x103/0x460 [ 738.633690][ T44] netlink_sendmsg+0x723/0xbe0 [ 738.633873][ T44] ? __pfx_netlink_sendmsg+0x10/0x10 [ 738.634059][ T44] ? _copy_from_user+0x55/0xa0 [ 738.634244][ T44] ____sys_sendmsg+0x7ac/0xa10 [ 738.634425][ T44] ? __pfx_____sys_sendmsg+0x10/0x10 [ 738.634605][ T44] ? __pfx_copy_msghdr_from_user+0x10/0x10 [ 738.634829][ T44] ? __pfx_validate_chain+0x10/0x10 [ 738.635009][ T44] ? hlock_class+0x4e/0x130 [ 738.635186][ T44] ___sys_sendmsg+0xee/0x170 [ 738.635368][ T44] ? __pfx____sys_sendmsg+0x10/0x10 [ 738.635564][ T44] ? __lock_acquire+0xb3f/0x1580 [ 738.635747][ T44] ? find_held_lock+0x2c/0x110 [ 738.635925][ T44] ? __lock_release+0x103/0x460 [ 738.636102][ T44] ? __might_fault+0x11b/0x170 [ 738.636282][ T44] ? __pfx___lock_release+0x10/0x10 [ 738.636459][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 738.636651][ T44] ? __might_fault+0xc3/0x170 [ 738.636829][ T44] ? lock_acquire+0x32/0xc0 [ 738.637014][ T44] ? fdget+0x52/0x1e0 [ 738.637154][ T44] __sys_sendmsg+0xcd/0x170 [ 738.637330][ T44] ? __pfx___sys_sendmsg+0x10/0x10 [ 738.637510][ T44] ? __pfx___rseq_handle_notify_resume+0x10/0x10 [ 738.637753][ T44] do_syscall_64+0xc1/0x1d0 [ 738.637937][ T44] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 738.638161][ T44] RIP: 0033:0x7fe6eec3e7b7 [ 738.638356][ T44] RSP: 002b:00007ffda8ef7a78 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 738.638638][ T44] RAX: ffffffffffffffda RBX: 00007ffda8ef81a0 RCX: 00007fe6eec3e7b7 [ 738.638905][ T44] RDX: 0000000000000000 RSI: 00007ffda8ef7ae0 RDI: 0000000000000005 [ 738.639164][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffda8ef6850 [ 738.639424][ T44] R10: 00007fe6eeaf7708 R11: 0000000000000246 R12: 00007ffda8ef81c8 [ 738.639704][ T44] R13: 00000000672a1071 R14: 0000000000496600 R15: 00007ffda8ef7bd0 [ 738.639975][ T44] [ 738.640109][ T44] INFO: lockdep is turned off. [ 861.499847][ T44] INFO: task kworker/u16:1:77 blocked for more than 614 seconds. [ 861.500387][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 861.500622][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.500956][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 861.501368][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.501644][ T44] Call Trace: [ 861.501783][ T44] [ 861.501888][ T44] __schedule+0xa19/0x1dc0 [ 861.502087][ T44] ? __pfx___schedule+0x10/0x10 [ 861.502252][ T44] ? __lock_release+0x103/0x460 [ 861.502410][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 861.502588][ T44] ? trace_lock_release+0x10e/0x180 [ 861.502765][ T44] schedule+0xdf/0x210 [ 861.502892][ T44] schedule_preempt_disabled+0x15/0x30 [ 861.503050][ T44] __mutex_lock+0x634/0xac0 [ 861.503210][ T44] ? do_raw_spin_unlock+0x58/0x220 [ 861.503380][ T44] ? addrconf_verify_work+0x12/0x30 [ 861.503565][ T44] ? __pfx___mutex_lock+0x10/0x10 [ 861.503741][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 861.503904][ T44] ? trace_lock_acquire+0x14d/0x1f0 [ 861.504076][ T44] ? addrconf_verify_work+0x12/0x30 [ 861.504238][ T44] addrconf_verify_work+0x12/0x30 [ 861.504402][ T44] process_one_work+0xe55/0x16d0 [ 861.504609][ T44] ? __pfx___lock_release+0x10/0x10 [ 861.504769][ T44] ? __pfx_process_one_work+0x10/0x10 [ 861.504931][ T44] ? assign_work+0x16c/0x240 [ 861.505101][ T44] worker_thread+0x58c/0xce0 [ 861.505263][ T44] ? lockdep_hardirqs_on_prepare+0x275/0x410 [ 861.505472][ T44] ? __pfx_worker_thread+0x10/0x10 [ 861.505644][ T44] ? __pfx_worker_thread+0x10/0x10 [ 861.505824][ T44] kthread+0x28a/0x350 [ 861.505948][ T44] ? __pfx_kthread+0x10/0x10 [ 861.506112][ T44] ret_from_fork+0x31/0x70 [ 861.506291][ T44] ? __pfx_kthread+0x10/0x10 [ 861.506459][ T44] ret_from_fork_asm+0x1a/0x30 [ 861.506638][ T44] [ 861.506775][ T44] Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [ 861.507070][ T44] INFO: lockdep is turned off. WAIT TIMEOUT stderr Ctrl-C stderr Ctrl-C stderr WAIT TIMEOUT stderr