======================================
| [   27.868719][  T256] other info that might help us debug this:
| [   27.868929][  T256] no locks held by ip/256.
| [   27.869069][  T256]
| [   27.869069][  T256] stack backtrace:
[   27.869455][  T256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   27.869770][  T256] Call Trace:
[   27.869884][  T256]  <TASK>
[ 27.869960][ T256] dump_stack_lvl (lib/dump_stack.c:123) 
[ 27.870110][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 27.870252][ T256] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) 
[ 27.870400][ T256] __lock_release (kernel/locking/lockdep.c:5502) 
[ 27.870545][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 27.870692][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 27.870834][ T256] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) 
[ 27.870975][ T256] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) 
[ 27.871121][ T256] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) 
[ 27.871266][ T256] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) 
[ 27.871444][ T256] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) 
[ 27.871588][ T256] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 27.871728][ T256] rtnl_newlink (net/core/rtnetlink.c:3961) 
[ 27.871870][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 27.872012][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 27.872156][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 27.872297][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 27.872439][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 27.872582][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 27.872724][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 27.872867][ T256] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 27.873010][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 27.873152][ T256] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 27.873294][ T256] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 27.873406][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 27.873548][ T256] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 27.873695][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 27.873837][ T256] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 27.873986][ T256] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 27.874130][ T256] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 27.874273][ T256] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 27.874421][ T256] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 27.874567][ T256] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 27.874712][ T256] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 27.874858][ T256] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 27.875002][ T256] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 27.875145][ T256] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 27.875325][ T256] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 27.875469][ T256] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 27.875611][ T256] ___sys_sendmsg (net/socket.c:2665) 
[ 27.875753][ T256] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 27.875896][ T256] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 27.876040][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 27.876187][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 27.876329][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 27.876473][ T256] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 27.876617][ T256] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 27.876728][ T256] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 27.876870][ T256] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 27.877011][ T256] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 27.877152][ T256] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 27.877308][ T256] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 27.877453][ T256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   27.877630][  T256] RIP: 0033:0x7f63c481d7b7
[ 27.877780][ T256] 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
All code
========
   0:	0a 00                	or     (%rax),%al
   2:	f7 d8                	neg    %eax
   4:	64 89 02             	mov    %eax,%fs:(%rdx)
   7:	48 c7 c0 ff ff ff ff 	mov    $0xffffffffffffffff,%rax
   e:	eb b9                	jmp    0xffffffffffffffc9
  10:	0f 1f 00             	nopl   (%rax)
  13:	f3 0f 1e fa          	endbr64
  17:	64 8b 04 25 18 00 00 	mov    %fs:0x18,%eax
  1e:	00 
  1f:	85 c0                	test   %eax,%eax
  21:	75 10                	jne    0x33
  23:	b8 2e 00 00 00       	mov    $0x2e,%eax
  28:	0f 05                	syscall
  2a:*	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax		<-- trapping instruction
  30:	77 51                	ja     0x83
  32:	c3                   	ret
  33:	48 83 ec 28          	sub    $0x28,%rsp
  37:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  3b:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)

Code starting with the faulting instruction
===========================================
   0:	48 3d 00 f0 ff ff    	cmp    $0xfffffffffffff000,%rax
   6:	77 51                	ja     0x59
   8:	c3                   	ret
   9:	48 83 ec 28          	sub    $0x28,%rsp
   d:	89 54 24 1c          	mov    %edx,0x1c(%rsp)
  11:	48 89 74 24 10       	mov    %rsi,0x10(%rsp)
[   27.878284][  T256] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   27.878499][  T256] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[   27.878715][  T256] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[   27.878925][  T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[   27.879139][  T256] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[   27.879349][  T256] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [   27.878715][  T256] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
| [   27.878925][  T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [   27.879139][  T256] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [   27.879349][  T256] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [   27.879564][  T256]  </TASK>
[  247.137602][   T43] INFO: task ip:256 blocked for more than 122 seconds.
[  247.137919][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  247.138034][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  247.138234][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  247.138470][   T43] Call Trace:
[  247.138592][   T43]  <TASK>
[ 247.138659][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 247.138785][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 247.138903][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 247.139023][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 247.139142][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 247.139229][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 247.139344][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 247.139458][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.139592][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 247.139724][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 247.139843][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.139963][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.140079][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 247.140212][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 247.140329][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 247.140445][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 247.140567][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 247.140681][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 247.140798][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 247.140910][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 247.141023][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 247.141114][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 247.141228][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 247.141345][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 247.141458][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 247.141586][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 247.141698][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 247.141813][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 247.141927][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 247.142046][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 247.142160][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 247.142278][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 247.142391][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 247.142508][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 247.142648][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 247.142764][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 247.142877][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 247.142997][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 247.143119][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 247.143233][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 247.143350][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 247.143464][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 247.143590][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 247.143708][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 247.143797][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 247.143911][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 247.144028][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 247.144143][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 247.144265][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 247.144379][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  247.144525][   T43] RIP: 0033:0x7f63c481d7b7
[  247.144645][   T43] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  247.144820][   T43] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[  247.144994][   T43] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[  247.145162][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  247.145333][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[  247.145508][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  247.145162][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  247.145333][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [  247.145508][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  247.145683][   T43]  </TASK>
| [  247.145777][   T43] INFO: lockdep is turned off.
[  370.017614][   T43] INFO: task kworker/u16:1:74 blocked for more than 122 seconds.
[  370.017950][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  370.018063][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  370.018249][   T43] task:kworker/u16:1   state:D stack:30248 pid:74    tgid:74    ppid:2      flags:0x00004000
[  370.018502][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  370.018673][   T43] Call Trace:
[  370.018761][   T43]  <TASK>
[ 370.018822][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 370.018942][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 370.019070][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 370.019186][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.019304][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 370.019421][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 370.019518][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 370.019637][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 370.019754][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 370.019870][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 370.019985][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 370.020101][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.020214][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.020332][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 370.020448][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 370.020568][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 370.020683][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 370.020794][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 370.020910][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 370.021024][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 370.021142][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 370.021285][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 370.021405][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 370.021527][ T43] kthread (kernel/kthread.c:389) 
[ 370.021613][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 370.021728][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 370.021844][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 370.021959][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 370.021613][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 370.021728][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 370.021844][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 370.021959][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  370.022083][   T43]  </TASK>
[  370.022172][   T43] INFO: task ip:256 blocked for more than 245 seconds.
[  370.022306][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  370.022435][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  370.022632][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  370.022862][   T43] Call Trace:
[  370.022947][   T43]  <TASK>
[ 370.023006][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 370.023121][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 370.023239][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.023359][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 370.023475][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 370.023568][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 370.023682][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 370.023804][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.023918][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 370.024035][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.024152][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.024270][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.024388][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 370.024514][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 370.024632][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 370.024750][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 370.024867][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 370.024981][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 370.025096][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 370.025210][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 370.025330][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 370.025416][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 370.025539][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 370.025655][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 370.025772][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 370.025891][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 370.026004][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 370.026117][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 370.026236][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 370.026354][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 370.026472][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 370.026608][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 370.026722][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 370.026837][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 370.026976][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 370.027090][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 370.027208][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 370.027324][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 370.027436][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 370.027556][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 370.027674][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 370.027791][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 370.027904][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 370.028018][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 370.028109][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 370.028222][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 370.028343][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 370.028460][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 370.028587][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 370.028704][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  370.028847][   T43] RIP: 0033:0x7f63c481d7b7
[  370.028965][   T43] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  370.029139][   T43] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[  370.029307][   T43] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[  370.029483][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  370.029649][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[  370.029819][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  370.029483][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  370.029649][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [  370.029819][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  370.029997][   T43]  </TASK>
| [  370.030082][   T43] INFO: lockdep is turned off.
[  492.897676][   T43] INFO: task kworker/u16:1:74 blocked for more than 245 seconds.
[  492.898021][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  492.898133][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  492.898328][   T43] task:kworker/u16:1   state:D stack:30248 pid:74    tgid:74    ppid:2      flags:0x00004000
[  492.898618][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  492.898772][   T43] Call Trace:
[  492.898860][   T43]  <TASK>
[ 492.898921][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 492.899044][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 492.899161][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 492.899278][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.899394][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 492.899524][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 492.899611][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 492.899725][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 492.899842][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 492.899957][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.900069][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 492.900182][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.900294][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.900415][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.900534][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.900646][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 492.900761][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 492.900873][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 492.900991][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 492.901110][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 492.901228][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 492.901381][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 492.901503][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 492.901622][ T43] kthread (kernel/kthread.c:389) 
[ 492.901708][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 492.901823][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 492.901941][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 492.902054][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 492.901708][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 492.901823][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 492.901941][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 492.902054][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  492.902172][   T43]  </TASK>
[  492.902263][   T43] INFO: task ip:256 blocked for more than 368 seconds.
[  492.902403][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  492.902520][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  492.902701][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  492.902929][   T43] Call Trace:
[  492.903013][   T43]  <TASK>
[ 492.903072][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 492.903189][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 492.903312][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.903427][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 492.903544][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 492.903632][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 492.903744][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 492.903860][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.903972][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 492.904087][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.904209][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.904320][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.904435][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 492.904553][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 492.904671][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 492.904787][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 492.904901][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 492.905014][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 492.905136][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 492.905247][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 492.905362][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 492.905449][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 492.905567][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 492.905682][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 492.905794][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 492.905913][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 492.906030][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 492.906143][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 492.906257][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 492.906374][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 492.906501][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 492.906624][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 492.906737][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 492.906849][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 492.906992][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 492.907106][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 492.907219][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 492.907332][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 492.907444][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 492.907564][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 492.907680][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 492.907793][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 492.907904][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 492.908023][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 492.908110][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 492.908222][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 492.908335][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 492.908447][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 492.908571][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 492.908686][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  492.908829][   T43] RIP: 0033:0x7f63c481d7b7
[  492.908949][   T43] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  492.909117][   T43] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[  492.909287][   T43] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[  492.909452][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  492.909621][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[  492.909794][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  492.909452][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  492.909621][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [  492.909794][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  492.909965][   T43]  </TASK>
| [  492.910049][   T43] INFO: lockdep is turned off.
[  615.777633][   T43] INFO: task kworker/u16:1:74 blocked for more than 368 seconds.
[  615.777944][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  615.778061][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  615.778279][   T43] task:kworker/u16:1   state:D stack:30248 pid:74    tgid:74    ppid:2      flags:0x00004000
[  615.778531][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  615.778686][   T43] Call Trace:
[  615.778773][   T43]  <TASK>
[ 615.778836][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 615.778961][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 615.779082][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 615.779198][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.779316][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 615.779432][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 615.779529][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 615.779650][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 615.779773][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 615.779899][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.780023][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 615.780149][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.780279][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.780407][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.780538][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.780664][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 615.780789][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 615.780922][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 615.781050][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 615.781175][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 615.781305][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 615.781459][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 615.781592][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 615.781716][ T43] kthread (kernel/kthread.c:389) 
[ 615.781811][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 615.781935][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 615.782061][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 615.782185][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 615.781811][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 615.781935][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 615.782061][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 615.782185][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  615.782318][   T43]  </TASK>
[  615.782416][   T43] INFO: task ip:256 blocked for more than 491 seconds.
[  615.782578][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  615.782696][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  615.782900][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  615.783147][   T43] Call Trace:
[  615.783239][   T43]  <TASK>
[ 615.783308][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 615.783434][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 615.783565][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.783695][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 615.783820][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 615.783915][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 615.784041][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 615.784170][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.784299][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 615.784426][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.784558][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.784683][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.784810][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 615.784936][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 615.785062][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 615.785189][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 615.785315][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 615.785441][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 615.785572][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 615.785696][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 615.785827][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 615.785923][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 615.786047][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 615.786173][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 615.786297][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 615.786431][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 615.786568][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 615.786694][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 615.786818][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 615.786946][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 615.787073][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 615.787199][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 615.787324][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 615.787452][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 615.787611][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 615.787736][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 615.787861][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 615.787986][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 615.788110][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 615.788235][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 615.788361][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 615.788495][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 615.788620][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 615.788739][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 615.788824][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 615.788938][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 615.789053][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 615.789166][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 615.789285][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 615.789399][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  615.789548][   T43] RIP: 0033:0x7f63c481d7b7
[  615.789668][   T43] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  615.789837][   T43] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[  615.790006][   T43] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[  615.790170][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  615.790346][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[  615.790522][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  615.790170][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  615.790346][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [  615.790522][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  615.790712][   T43]  </TASK>
| [  615.790795][   T43] INFO: lockdep is turned off.
[  738.657568][   T43] INFO: task kworker/u16:1:74 blocked for more than 491 seconds.
[  738.657915][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  738.658042][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  738.658229][   T43] task:kworker/u16:1   state:D stack:30248 pid:74    tgid:74    ppid:2      flags:0x00004000
[  738.658460][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  738.658648][   T43] Call Trace:
[  738.658735][   T43]  <TASK>
[ 738.658881][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 738.659008][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 738.659121][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 738.659250][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.659366][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 738.659490][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 738.659576][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 738.659688][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 738.659803][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 738.659918][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.660034][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 738.660154][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.660268][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.660386][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.660504][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.660616][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 738.660730][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 738.660841][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 738.660961][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 738.661077][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 738.661189][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 738.661328][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 738.661441][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 738.661557][ T43] kthread (kernel/kthread.c:389) 
[ 738.661643][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 738.661754][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 738.661870][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 738.661981][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 738.661643][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 738.661754][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 738.661870][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 738.661981][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  738.662097][   T43]  </TASK>
[  738.662186][   T43] INFO: task ip:256 blocked for more than 614 seconds.
[  738.662318][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  738.662423][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  738.662614][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  738.662842][   T43] Call Trace:
[  738.662925][   T43]  <TASK>
[ 738.662982][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 738.663094][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 738.663207][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.663321][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 738.663433][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 738.663524][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 738.663636][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 738.663756][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.663870][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 738.663986][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.664102][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.664213][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.664328][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 738.664438][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 738.664572][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 738.664692][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 738.664806][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 738.664948][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 738.665063][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 738.665174][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 738.665318][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 738.665405][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 738.665528][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 738.665662][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 738.665781][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 738.665899][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 738.666019][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) 
[ 738.666132][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 738.666274][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 738.666391][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 738.666525][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 738.666673][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 738.666786][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 738.666900][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 738.667060][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) 
[ 738.667174][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 738.667296][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 738.667411][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 738.667547][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 738.667668][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 738.667782][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 738.667924][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 738.668039][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 738.668153][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) 
[ 738.668254][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 738.668369][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 738.668490][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 738.668609][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 738.668731][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 738.668845][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  738.668985][   T43] RIP: 0033:0x7f63c481d7b7
[  738.669106][   T43] RSP: 002b:00007ffea880ad48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  738.669274][   T43] RAX: ffffffffffffffda RBX: 00007ffea880b470 RCX: 00007f63c481d7b7
[  738.669442][   T43] RDX: 0000000000000000 RSI: 00007ffea880adb0 RDI: 0000000000000005
[  738.669619][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  738.669785][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
[  738.669953][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  738.669619][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  738.669785][   T43] R10: 00007f63c46d6708 R11: 0000000000000246 R12: 00007ffea880b488
| [  738.669953][   T43] R13: 000000006729fde8 R14: 0000000000496600 R15: 00007ffea880ae98
| [  738.670153][   T43]  </TASK>
| [  738.670238][   T43] INFO: lockdep is turned off.
[  861.537630][   T43] INFO: task kworker/u16:1:74 blocked for more than 614 seconds.
[  861.537955][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  861.538065][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  861.538342][   T43] task:kworker/u16:1   state:D stack:30248 pid:74    tgid:74    ppid:2      flags:0x00004000
[  861.538603][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  861.538752][   T43] Call Trace:
[  861.538838][   T43]  <TASK>
[ 861.538902][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 861.539028][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 861.539143][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 861.539258][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.539386][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 861.539519][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 861.539607][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 861.539721][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 861.539843][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) 
[ 861.539962][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.540075][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 861.540227][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.540404][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.540586][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.540699][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.540811][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 861.540926][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 861.541042][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 861.541157][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 861.541274][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 861.541386][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 861.541532][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 861.541646][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 861.541757][ T43] kthread (kernel/kthread.c:389) 
[ 861.541842][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 861.541960][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 861.542075][ T43] ? __pfx_kthread (kernel/kthread.c:342) 


Finger prints:
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:addrconf_verify_work
print_unlock_imbalance_bug:__lock_release:lock_release:__mutex_unlock_slowpath:__rtnl_unlock
__schedule:schedule:schedule_preempt_disabled:__mutex_lock:rtnl_newlink
ret_from_fork:ret_from_fork_asm:__schedule:schedule:schedule_preempt_disabled