======================================
| [   28.076770][  T256] other info that might help us debug this:
| [   28.076977][  T256] no locks held by ip/256.
| [   28.077124][  T256]
| [   28.077124][  T256] stack backtrace:
[   28.077515][  T256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014
[   28.077851][  T256] Call Trace:
[   28.077967][  T256]  <TASK>
[ 28.078044][ T256] dump_stack_lvl (lib/dump_stack.c:123) 
[ 28.078194][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 28.078340][ T256] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) 
[ 28.078485][ T256] __lock_release (kernel/locking/lockdep.c:5502) 
[ 28.078629][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 28.078775][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 28.078920][ T256] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) 
[ 28.079063][ T256] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) 
[ 28.079209][ T256] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) 
[ 28.079352][ T256] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) 
[ 28.079532][ T256] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) 
[ 28.079678][ T256] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) 
[ 28.079822][ T256] rtnl_newlink (net/core/rtnetlink.c:3961) 
[ 28.079966][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 28.080108][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 28.080252][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 28.080399][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 28.080541][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 28.080687][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 28.080827][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 28.080977][ T256] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 28.081122][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 28.081266][ 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) 
[ 28.081413][ T256] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 28.081522][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 28.081667][ T256] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 28.081811][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 28.081958][ T256] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 28.082107][ T256] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 28.082253][ 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) 
[ 28.082398][ T256] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 28.082544][ T256] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 28.082693][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 28.082839][ T256] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 28.082991][ T256] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 28.083134][ T256] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 28.083278][ T256] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 28.083421][ T256] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 28.083599][ 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) 
[ 28.083741][ T256] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 28.083890][ T256] ___sys_sendmsg (net/socket.c:2665) 
[ 28.084034][ T256] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 28.084178][ T256] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 28.084322][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 28.084468][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 28.084613][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 28.084757][ T256] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 28.084901][ 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) 
[ 28.085010][ T256] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 28.085159][ T256] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 28.085304][ T256] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 28.085445][ T256] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 28.085594][ T256] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 28.085738][ T256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[   28.085916][  T256] RIP: 0033:0x7fd391da67b7
[ 28.086063][ 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)
[   28.086570][  T256] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[   28.086799][  T256] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[   28.087015][  T256] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[   28.087228][  T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[   28.087444][  T256] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[   28.087659][  T256] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [   28.087015][  T256] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
| [   28.087228][  T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [   28.087444][  T256] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [   28.087659][  T256] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [   28.087875][  T256]  </TASK>
[  247.116570][   T43] INFO: task ip:256 blocked for more than 122 seconds.
[  247.116863][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  247.116991][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  247.117204][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  247.117493][   T43] Call Trace:
[  247.117596][   T43]  <TASK>
[ 247.117675][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 247.117814][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 247.117945][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 247.118079][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 247.118211][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 247.118317][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 247.118451][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 247.118581][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.118709][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 247.118839][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 247.118967][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.119090][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 247.119218][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 247.119345][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 247.119488][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 247.119621][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 247.119747][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 247.119874][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 247.120000][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 247.120123][ 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) 
[ 247.120249][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 247.120345][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 247.120481][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 247.120609][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 247.120733][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 247.120862][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 247.120987][ 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) 
[ 247.121112][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 247.121238][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 247.121364][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 247.121508][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 247.121646][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 247.121773][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 247.121900][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 247.122024][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 247.122186][ 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) 
[ 247.122316][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 247.122449][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 247.122578][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 247.122706][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 247.122835][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 247.122964][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 247.123090][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 247.123219][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 247.123349][ 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) 
[ 247.123452][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 247.123580][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 247.123714][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 247.123843][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 247.123978][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 247.124110][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  247.124269][   T43] RIP: 0033:0x7fd391da67b7
[  247.124412][   T43] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  247.124604][   T43] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[  247.124799][   T43] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[  247.124987][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  247.125175][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[  247.125361][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  247.124987][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  247.125175][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [  247.125361][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  247.125568][   T43]  </TASK>
| [  247.125672][   T43] INFO: lockdep is turned off.
[  369.996486][   T43] INFO: task kworker/u16:1:76 blocked for more than 122 seconds.
[  369.996752][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  369.996866][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  369.997053][   T43] task:kworker/u16:1   state:D stack:30248 pid:76    tgid:76    ppid:2      flags:0x00004000
[  369.997285][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  369.997483][   T43] Call Trace:
[  369.997657][   T43]  <TASK>
[ 369.997721][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 369.997843][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 369.997959][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 369.998076][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 369.998196][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 369.998312][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 369.998418][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 369.998536][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 369.998654][ 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) 
[ 369.998772][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 369.998887][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 369.999004][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 369.999117][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 369.999234][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 369.999360][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 369.999491][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 369.999609][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 369.999723][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 369.999838][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 369.999954][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 370.000069][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 370.000211][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 370.000327][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 370.000461][ T43] kthread (kernel/kthread.c:389) 
[ 370.000556][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 370.000674][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 370.000790][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 370.000911][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 370.000556][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 370.000674][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 370.000790][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 370.000911][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  370.001031][   T43]  </TASK>
[  370.001126][   T43] INFO: task ip:256 blocked for more than 245 seconds.
[  370.001261][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  370.001394][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  370.001576][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  370.001815][   T43] Call Trace:
[  370.001901][   T43]  <TASK>
[ 370.001972][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 370.002091][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 370.002208][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.002346][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 370.002483][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 370.002579][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 370.002701][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 370.002819][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.002947][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 370.003065][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 370.003192][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.003316][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 370.003461][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 370.003576][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 370.003692][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 370.003810][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 370.003924][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 370.004039][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 370.004166][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 370.004279][ 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) 
[ 370.004437][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 370.004527][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 370.004666][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 370.004782][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 370.004898][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 370.005021][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 370.005147][ 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) 
[ 370.005261][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 370.005412][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 370.005527][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 370.005646][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 370.005762][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 370.005881][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 370.005998][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 370.006110][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 370.006250][ 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) 
[ 370.006389][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 370.006508][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 370.006624][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 370.006738][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 370.006852][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 370.006972][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 370.007086][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 370.007199][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 370.007323][ 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) 
[ 370.007436][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 370.007552][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 370.007667][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 370.007781][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 370.007901][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 370.008069][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  370.008291][   T43] RIP: 0033:0x7fd391da67b7
[  370.008483][   T43] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  370.008756][   T43] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[  370.008978][   T43] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[  370.009209][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  370.009492][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[  370.009692][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  370.009209][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  370.009492][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [  370.009692][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  370.009956][   T43]  </TASK>
| [  370.010092][   T43] INFO: lockdep is turned off.
[  492.876433][   T43] INFO: task kworker/u16:1:76 blocked for more than 245 seconds.
[  492.876713][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  492.876824][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  492.877011][   T43] task:kworker/u16:1   state:D stack:30248 pid:76    tgid:76    ppid:2      flags:0x00004000
[  492.877249][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  492.877427][   T43] Call Trace:
[  492.877516][   T43]  <TASK>
[ 492.877578][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 492.877699][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 492.877816][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 492.877932][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.878051][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 492.878171][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 492.878259][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 492.878382][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 492.878498][ 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) 
[ 492.878614][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.878728][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 492.878845][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.878964][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.879082][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.879197][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 492.879312][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 492.879437][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 492.879553][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 492.879668][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 492.879787][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 492.879905][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 492.880048][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 492.880191][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 492.880304][ T43] kthread (kernel/kthread.c:389) 
[ 492.880400][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 492.880515][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 492.880632][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 492.880745][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 492.880400][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 492.880515][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 492.880632][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 492.880745][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  492.880864][   T43]  </TASK>
[  492.880959][   T43] INFO: task ip:256 blocked for more than 368 seconds.
[  492.881095][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  492.881203][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  492.881395][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  492.881630][   T43] Call Trace:
[  492.881715][   T43]  <TASK>
[ 492.881775][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 492.881897][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 492.882015][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.882131][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 492.882248][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 492.882335][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 492.882455][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 492.882573][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.882688][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 492.882809][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 492.882927][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.883042][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 492.883157][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 492.883272][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 492.883392][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 492.883510][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 492.883623][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 492.883739][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 492.883853][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 492.883966][ 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) 
[ 492.884082][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 492.884170][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 492.884284][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 492.884407][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 492.884522][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 492.884639][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 492.884757][ 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) 
[ 492.884871][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 492.884988][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 492.885101][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 492.885218][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 492.885336][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 492.885464][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 492.885582][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 492.885700][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 492.885841][ 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) 
[ 492.885959][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 492.886076][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 492.886189][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 492.886302][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 492.886424][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 492.886543][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 492.886662][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 492.886775][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 492.886892][ 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) 
[ 492.886982][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 492.887097][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 492.887211][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 492.887325][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 492.887449][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 492.887570][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  492.887713][   T43] RIP: 0033:0x7fd391da67b7
[  492.887830][   T43] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  492.888003][   T43] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[  492.888172][   T43] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[  492.888340][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  492.888521][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[  492.888691][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  492.888340][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  492.888521][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [  492.888691][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  492.888863][   T43]  </TASK>
| [  492.888950][   T43] INFO: lockdep is turned off.
[  615.756599][   T43] INFO: task kworker/u16:1:76 blocked for more than 368 seconds.
[  615.757474][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  615.757683][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  615.757884][   T43] task:kworker/u16:1   state:D stack:30248 pid:76    tgid:76    ppid:2      flags:0x00004000
[  615.758140][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  615.758292][   T43] Call Trace:
[  615.758392][   T43]  <TASK>
[ 615.758457][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 615.758579][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 615.758703][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 615.758822][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.758945][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 615.759060][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 615.759148][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 615.759262][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 615.759416][ 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) 
[ 615.759538][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.759662][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 615.759781][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.759899][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.760022][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.760141][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 615.760257][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 615.760389][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 615.760509][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 615.760643][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 615.760760][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 615.760872][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 615.761015][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 615.761127][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 615.761240][ T43] kthread (kernel/kthread.c:389) 
[ 615.761327][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 615.761457][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 615.761581][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 615.761696][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 615.761327][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 615.761457][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 615.761581][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 615.761696][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  615.761814][   T43]  </TASK>
[  615.761906][   T43] INFO: task ip:256 blocked for more than 491 seconds.
[  615.762040][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  615.762146][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  615.762328][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  615.762565][   T43] Call Trace:
[  615.762651][   T43]  <TASK>
[ 615.762710][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 615.762824][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 615.762941][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.763054][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 615.763168][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 615.763255][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 615.763379][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 615.763495][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.763611][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 615.763732][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 615.763846][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.763960][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 615.764074][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 615.764185][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 615.764302][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 615.764429][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 615.764542][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 615.764654][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 615.764767][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 615.764882][ 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) 
[ 615.764998][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 615.765084][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 615.765199][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 615.765315][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 615.765488][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 615.765614][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 615.765737][ 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) 
[ 615.765860][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 615.765985][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 615.766107][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 615.766232][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 615.766368][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 615.766500][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 615.766625][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 615.766765][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 615.766906][ 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) 
[ 615.767019][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 615.767136][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 615.767249][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 615.767367][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 615.767487][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 615.767607][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 615.767720][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 615.767833][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 615.767949][ 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) 
[ 615.768039][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 615.768152][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 615.768265][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 615.768386][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 615.768525][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 615.768648][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  615.768798][   T43] RIP: 0033:0x7fd391da67b7
[  615.768925][   T43] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  615.769104][   T43] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[  615.769279][   T43] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[  615.769515][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  615.769702][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[  615.769889][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  615.769515][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  615.769702][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [  615.769889][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  615.770070][   T43]  </TASK>
| [  615.770162][   T43] INFO: lockdep is turned off.
[  738.636631][   T43] INFO: task kworker/u16:1:76 blocked for more than 491 seconds.
[  738.637038][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  738.637168][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  738.637358][   T43] task:kworker/u16:1   state:D stack:30248 pid:76    tgid:76    ppid:2      flags:0x00004000
[  738.637675][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  738.637844][   T43] Call Trace:
[  738.637968][   T43]  <TASK>
[ 738.638053][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 738.638177][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 738.638297][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 738.638425][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.638545][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 738.638716][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 738.638826][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 738.638949][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 738.639082][ 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) 
[ 738.639206][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.639329][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 738.639475][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.639594][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.639728][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.639842][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 738.639956][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 738.640081][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 738.640197][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 738.640310][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 738.640431][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 738.640546][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 738.640688][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 738.640799][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 738.640915][ T43] kthread (kernel/kthread.c:389) 
[ 738.641003][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 738.641118][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 738.641235][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 738.641347][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [ 738.641003][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 738.641118][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
| [ 738.641235][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
| [ 738.641347][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) 
| [  738.641481][   T43]  </TASK>
[  738.641576][   T43] INFO: task ip:256 blocked for more than 614 seconds.
[  738.641715][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  738.641823][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  738.642018][   T43] task:ip              state:D stack:25696 pid:256   tgid:256   ppid:242    flags:0x00004002
[  738.642247][   T43] Call Trace:
[  738.642333][   T43]  <TASK>
[ 738.642402][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 738.642519][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 738.642634][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.642752][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 738.642874][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 738.642961][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 738.643075][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 738.643192][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.643307][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 738.643432][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 738.643549][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.643664][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) 
[ 738.643780][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 738.643900][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 738.644019][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 738.644137][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) 
[ 738.644249][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) 
[ 738.644364][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) 
[ 738.644486][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 738.644600][ 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) 
[ 738.644717][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) 
[ 738.644809][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 738.644923][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) 
[ 738.645040][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) 
[ 738.645195][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) 
[ 738.645323][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) 
[ 738.645462][ 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) 
[ 738.645585][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) 
[ 738.645714][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) 
[ 738.645843][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 738.645979][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) 
[ 738.646103][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) 
[ 738.646244][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) 
[ 738.646387][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) 
[ 738.646506][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) 
[ 738.646651][ 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) 
[ 738.646780][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) 
[ 738.646901][ T43] ___sys_sendmsg (net/socket.c:2665) 
[ 738.647015][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) 
[ 738.647129][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) 
[ 738.647243][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) 
[ 738.647360][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) 
[ 738.647479][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 738.647592][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) 
[ 738.647708][ 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) 
[ 738.647799][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) 
[ 738.647917][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) 
[ 738.648030][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) 
[ 738.648145][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) 
[ 738.648265][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) 
[ 738.648387][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) 
[  738.648532][   T43] RIP: 0033:0x7fd391da67b7
[  738.648680][   T43] RSP: 002b:00007ffdedd9d458 EFLAGS: 00000246 ORIG_RAX: 000000000000002e
[  738.648867][   T43] RAX: ffffffffffffffda RBX: 00007ffdedd9db80 RCX: 00007fd391da67b7
[  738.649047][   T43] RDX: 0000000000000000 RSI: 00007ffdedd9d4c0 RDI: 0000000000000005
[  738.649224][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
[  738.649421][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
[  738.649624][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  738.649224][   T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002
| [  738.649421][   T43] R10: 00007fd391c5f708 R11: 0000000000000246 R12: 00007ffdedd9db98
| [  738.649624][   T43] R13: 000000006729cec7 R14: 0000000000496600 R15: 00007ffdedd9d5a8
| [  738.649809][   T43]  </TASK>
| [  738.649911][   T43] INFO: lockdep is turned off.
[  861.516575][   T43] INFO: task kworker/u16:1:76 blocked for more than 614 seconds.
[  861.516977][   T43]       Not tainted 6.12.0-rc5-virtme #1
[  861.517095][   T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message.
[  861.517331][   T43] task:kworker/u16:1   state:D stack:30248 pid:76    tgid:76    ppid:2      flags:0x00004000
[  861.517635][   T43] Workqueue: ipv6_addrconf addrconf_verify_work
[  861.517811][   T43] Call Trace:
[  861.517917][   T43]  <TASK>
[ 861.517985][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) 
[ 861.518114][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) 
[ 861.518235][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) 
[ 861.518357][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.518509][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) 
[ 861.518622][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) 
[ 861.518718][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) 
[ 861.518837][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) 
[ 861.518956][ 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) 
[ 861.519076][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.519191][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) 
[ 861.519305][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.519426][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) 
[ 861.519549][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.519665][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) 
[ 861.519778][ T43] process_one_work (kernel/workqueue.c:3229) 
[ 861.519899][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) 
[ 861.520014][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) 
[ 861.520130][ T43] ? assign_work (kernel/workqueue.c:1200) 
[ 861.520249][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) 
[ 861.520362][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) 
[ 861.520516][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 861.520629][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) 
[ 861.520740][ T43] kthread (kernel/kthread.c:389) 
[ 861.520830][ T43] ? __pfx_kthread (kernel/kthread.c:342) 
[ 861.520943][ T43] ret_from_fork (arch/x86/kernel/process.c:147) 
[ 861.521064][ 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