====================================== | [ 32.553485][ T275] other info that might help us debug this: | [ 32.553693][ T275] no locks held by ip/275. | [ 32.553845][ T275] | [ 32.553845][ T275] stack backtrace: [ 32.554247][ T275] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 32.554561][ T275] Call Trace: [ 32.554682][ T275] [ 32.554758][ T275] dump_stack_lvl (lib/dump_stack.c:123) [ 32.554909][ T275] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 32.555059][ T275] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [ 32.555206][ T275] __lock_release (kernel/locking/lockdep.c:5502) [ 32.555371][ T275] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 32.555517][ T275] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 32.555664][ T275] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [ 32.555806][ T275] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [ 32.555955][ T275] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 32.556098][ T275] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [ 32.556276][ T275] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [ 32.556421][ T275] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 32.556564][ T275] rtnl_newlink (net/core/rtnetlink.c:3961) [ 32.556712][ T275] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 32.556855][ T275] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 32.557003][ T275] ? __lock_release (kernel/locking/lockdep.c:5501) [ 32.557148][ T275] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 32.557294][ T275] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 32.557441][ T275] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 32.557583][ T275] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 32.557730][ T275] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 32.557872][ T275] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 32.558018][ T275] ? 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) [ 32.558159][ T275] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 32.558275][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 32.558421][ T275] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 32.558565][ T275] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 32.558709][ T275] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 32.558855][ T275] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 32.559001][ T275] ? 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) [ 32.559143][ T275] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 32.559288][ T275] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 32.559431][ T275] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 32.559580][ T275] ? __lock_release (kernel/locking/lockdep.c:5501) [ 32.559722][ T275] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 32.559866][ T275] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 32.560008][ T275] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 32.560154][ T275] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 32.560299][ T275] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 32.560439][ T275] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 32.560625][ T275] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 32.560770][ T275] ? 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) [ 32.560918][ T275] ___sys_sendmsg (net/socket.c:2665) [ 32.561062][ T275] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 32.561204][ T275] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 32.561359][ T275] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 32.561508][ T275] ? __lock_release (kernel/locking/lockdep.c:5501) [ 32.561658][ T275] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 32.561807][ T275] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 32.561952][ T275] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 32.562094][ T275] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 32.562237][ T275] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 32.562384][ T275] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 32.562498][ T275] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 32.562650][ T275] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 32.562790][ T275] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 32.562943][ T275] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 32.563126][ T275] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 32.563281][ T275] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 32.563462][ T275] RIP: 0033:0x7f6eee9d97b7 [ 32.563619][ T275] 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) [ 32.564130][ T275] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 32.564352][ T275] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 32.564570][ T275] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 32.564790][ T275] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 32.565010][ T275] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 32.565227][ T275] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 32.564570][ T275] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 | [ 32.564790][ T275] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 32.565010][ T275] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 32.565227][ T275] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 32.565450][ T275] [ 247.086293][ T44] INFO: task ip:275 blocked for more than 122 seconds. [ 247.086614][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.086730][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.086945][ T44] task:ip state:D stack:25792 pid:275 tgid:275 ppid:247 flags:0x00004002 [ 247.087229][ T44] Call Trace: [ 247.087325][ T44] [ 247.087397][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 247.087525][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 247.087644][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.087770][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 247.087887][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 247.087982][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 247.088102][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 247.088237][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.088360][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 247.088480][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.088603][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.088724][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.088840][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.088957][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.089089][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.089242][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 247.089378][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.089503][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 247.089627][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.089761][ T44] ? 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) [ 247.089888][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 247.089990][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.090139][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 247.090284][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.090418][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 247.090552][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 247.090680][ T44] ? 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) [ 247.090806][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 247.090940][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 247.091072][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.091213][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.091351][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 247.091484][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 247.091614][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 247.091751][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 247.091883][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 247.092011][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 247.092174][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 247.092316][ T44] ? 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) [ 247.092452][ T44] ___sys_sendmsg (net/socket.c:2665) [ 247.092587][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 247.092718][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.092850][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.092983][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.093114][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.093261][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.093389][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.093525][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.093653][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 247.093784][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 247.093886][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 247.094037][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 247.094169][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 247.094316][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 247.094482][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 247.094618][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 247.094786][ T44] RIP: 0033:0x7f6eee9d97b7 [ 247.094931][ T44] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.095128][ T44] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 247.095327][ T44] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 247.095527][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 247.095724][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 247.095918][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 247.095527][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 247.095724][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 247.095918][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 247.096116][ T44] | [ 247.096239][ T44] INFO: lockdep is turned off. [ 369.966375][ T44] INFO: task kworker/u16:1:77 blocked for more than 122 seconds. [ 369.966680][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.966798][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.966995][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 369.967259][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.967437][ T44] Call Trace: [ 369.967528][ T44] [ 369.967590][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.967721][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.967838][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.967954][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.968082][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.968212][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.968309][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.968423][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.968547][ T44] ? 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) [ 369.968680][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.968804][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.968918][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.969031][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.969153][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.969284][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.969398][ T44] process_one_work (kernel/workqueue.c:3229) [ 369.969520][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.969635][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 369.969756][ T44] ? assign_work (kernel/workqueue.c:1200) [ 369.969879][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 369.970002][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 369.970145][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.970273][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.970388][ T44] kthread (kernel/kthread.c:389) [ 369.970474][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.970596][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 369.970726][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.970839][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.970474][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.970596][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 369.970726][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.970839][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.970957][ T44] [ 369.971049][ T44] INFO: task ip:275 blocked for more than 245 seconds. [ 369.971182][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.971311][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.971495][ T44] task:ip state:D stack:25792 pid:275 tgid:275 ppid:247 flags:0x00004002 [ 369.971725][ T44] Call Trace: [ 369.971810][ T44] [ 369.971870][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.971984][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.972101][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.972224][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.972338][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.972425][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.972541][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.972661][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.972776][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.972891][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.973007][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.973120][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.973257][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.973372][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.973489][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.973606][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 369.973722][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.973836][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 369.973956][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.974070][ T44] ? 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) [ 369.974194][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 369.974283][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.974396][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 369.974514][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.974627][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 369.974747][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 369.974865][ T44] ? 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) [ 369.974980][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 369.975095][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 369.975222][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.975343][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.975458][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 369.975576][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 369.975695][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 369.975813][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 369.975930][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 369.976044][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 369.976193][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 369.976315][ T44] ? 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) [ 369.976429][ T44] ___sys_sendmsg (net/socket.c:2665) [ 369.976544][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 369.976674][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.976792][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.976909][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.977025][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.977141][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.977263][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.977382][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.977497][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 369.977612][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 369.977706][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 369.977823][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 369.977940][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 369.978063][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 369.978237][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 369.978355][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 369.978520][ T44] RIP: 0033:0x7f6eee9d97b7 [ 369.978639][ T44] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.978826][ T44] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 369.978995][ T44] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 369.979162][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 369.979347][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 369.979517][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 369.979162][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 369.979347][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 369.979517][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 369.979692][ T44] | [ 369.979781][ T44] INFO: lockdep is turned off. [ 492.846251][ T44] INFO: task kworker/u16:1:77 blocked for more than 245 seconds. [ 492.846604][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.846722][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.846909][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 492.847147][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 492.847324][ T44] Call Trace: [ 492.847417][ T44] [ 492.847480][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.847600][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.847719][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.847836][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.847954][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.848073][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.848161][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.848284][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.848399][ T44] ? 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) [ 492.848527][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.848647][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.848761][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.848874][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.848994][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.849111][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.849230][ T44] process_one_work (kernel/workqueue.c:3229) [ 492.849353][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.849468][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 492.849588][ T44] ? assign_work (kernel/workqueue.c:1200) [ 492.849705][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 492.849817][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 492.849960][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.850084][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.850204][ T44] kthread (kernel/kthread.c:389) [ 492.850292][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.850407][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 492.850529][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.850642][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.850292][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.850407][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 492.850529][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.850642][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.850763][ T44] [ 492.850855][ T44] INFO: task ip:275 blocked for more than 368 seconds. [ 492.850993][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.851100][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.851297][ T44] task:ip state:D stack:25792 pid:275 tgid:275 ppid:247 flags:0x00004002 [ 492.851530][ T44] Call Trace: [ 492.851616][ T44] [ 492.851676][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.851790][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.851904][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.852021][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.852137][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.852229][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.852348][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.852474][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.852588][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.852705][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.852823][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.852937][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.853053][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.853168][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.853289][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.853411][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 492.853528][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.853642][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 492.853755][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.853870][ T44] ? 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) [ 492.853989][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 492.854077][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.854201][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 492.854318][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.854433][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 492.854552][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 492.854666][ T44] ? 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) [ 492.854781][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 492.854896][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 492.855015][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.855134][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.855264][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 492.855382][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 492.855501][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 492.855627][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 492.855743][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 492.855857][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 492.856003][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 492.856120][ T44] ? 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) [ 492.856245][ T44] ___sys_sendmsg (net/socket.c:2665) [ 492.856363][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 492.856480][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.856599][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.856714][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.856829][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.856946][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.857061][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.857179][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.857299][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 492.857415][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 492.857506][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 492.857619][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 492.857736][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 492.857855][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 492.858002][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 492.858119][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 492.858278][ T44] RIP: 0033:0x7f6eee9d97b7 [ 492.858399][ T44] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.858581][ T44] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 492.858750][ T44] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 492.858917][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 492.859093][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 492.859272][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 492.858917][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 492.859093][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 492.859272][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 492.859444][ T44] | [ 492.859533][ T44] INFO: lockdep is turned off. [ 615.726448][ T44] INFO: task kworker/u16:1:77 blocked for more than 368 seconds. [ 615.726912][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.727076][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.727434][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 615.727743][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 615.727943][ T44] Call Trace: [ 615.728060][ T44] [ 615.728146][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.728330][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.728480][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.728637][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.728791][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.728966][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.729098][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.729291][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.729476][ T44] ? 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) [ 615.729663][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.729859][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.730044][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.730242][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.730428][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.730607][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.730780][ T44] process_one_work (kernel/workqueue.c:3229) [ 615.730928][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.731077][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 615.731279][ T44] ? assign_work (kernel/workqueue.c:1200) [ 615.731433][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 615.731579][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 615.731791][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.731935][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.732074][ T44] kthread (kernel/kthread.c:389) [ 615.732208][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.732363][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 615.732529][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.732675][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.732208][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.732363][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 615.732529][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.732675][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.732831][ T44] [ 615.732956][ T44] INFO: task ip:275 blocked for more than 491 seconds. [ 615.733137][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.733292][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.733534][ T44] task:ip state:D stack:25792 pid:275 tgid:275 ppid:247 flags:0x00004002 [ 615.733826][ T44] Call Trace: [ 615.733937][ T44] [ 615.734015][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.734169][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.734352][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.734512][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.734661][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.734773][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.734923][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.735091][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.735298][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.735464][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.735623][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.735778][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.735947][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.736092][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.736256][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.736426][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 615.736587][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.736736][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 615.736887][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.737038][ T44] ? 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) [ 615.737207][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 615.737323][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.737479][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 615.737632][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.737787][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 615.737950][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 615.738099][ T44] ? 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) [ 615.738271][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 615.738429][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 615.738581][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.738738][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.738895][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 615.739057][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 615.739253][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 615.739418][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 615.739563][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 615.739714][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 615.739907][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 615.740064][ T44] ? 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) [ 615.740231][ T44] ___sys_sendmsg (net/socket.c:2665) [ 615.740409][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 615.740568][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.740725][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.740879][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.741036][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.741212][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.741372][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.741533][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.741732][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 615.741897][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 615.742027][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 615.742218][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 615.742375][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 615.742541][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 615.742730][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 615.742873][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 615.743060][ T44] RIP: 0033:0x7f6eee9d97b7 [ 615.743261][ T44] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 615.743514][ T44] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 615.743724][ T44] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 615.743932][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 615.744156][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 615.744385][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 615.743932][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 615.744156][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 615.744385][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 615.744602][ T44] | [ 615.744720][ T44] INFO: lockdep is turned off. [ 738.606407][ T44] INFO: task kworker/u16:1:77 blocked for more than 491 seconds. [ 738.606732][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.606857][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.607077][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 738.607361][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.607536][ T44] Call Trace: [ 738.607632][ T44] [ 738.607702][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.607833][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.607955][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.608090][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.608232][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.608359][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.608454][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.608577][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.608705][ T44] ? 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) [ 738.608834][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.608959][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.609094][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.609232][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.609362][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.609486][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.609613][ T44] process_one_work (kernel/workqueue.c:3229) [ 738.609743][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.609878][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 738.610004][ T44] ? assign_work (kernel/workqueue.c:1200) [ 738.610138][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 738.610275][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 738.610432][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.610558][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.610683][ T44] kthread (kernel/kthread.c:389) [ 738.610779][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.610933][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 738.611060][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.611199][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.610779][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.610933][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 738.611060][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.611199][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.611329][ T44] [ 738.611431][ T44] INFO: task ip:275 blocked for more than 614 seconds. [ 738.611580][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.611699][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.611901][ T44] task:ip state:D stack:25792 pid:275 tgid:275 ppid:247 flags:0x00004002 [ 738.612159][ T44] Call Trace: [ 738.612265][ T44] [ 738.612331][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.612459][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.612590][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.612717][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.612844][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.612941][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.613069][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.613212][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.613340][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.613468][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.613599][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.613724][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.613851][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.613976][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.614102][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.614234][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 738.614366][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.614492][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 738.614616][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.614744][ T44] ? 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) [ 738.614868][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 738.614965][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.615101][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 738.615239][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.615372][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 738.615502][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 738.615629][ T44] ? 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) [ 738.615757][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 738.615888][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 738.616014][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.616144][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.616284][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 738.616419][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 738.616548][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 738.616686][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 738.616810][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 738.616936][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 738.617092][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 738.617222][ T44] ? 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) [ 738.617349][ T44] ___sys_sendmsg (net/socket.c:2665) [ 738.617480][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 738.617606][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.617732][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.617853][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.617976][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.618100][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.618226][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.618349][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.618474][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 738.618603][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 738.618691][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 738.618807][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 738.618916][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 738.619029][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 738.619170][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 738.619288][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 738.619436][ T44] RIP: 0033:0x7f6eee9d97b7 [ 738.619563][ T44] RSP: 002b:00007ffcbab193d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 738.619738][ T44] RAX: ffffffffffffffda RBX: 00007ffcbab19b00 RCX: 00007f6eee9d97b7 [ 738.619903][ T44] RDX: 0000000000000000 RSI: 00007ffcbab19440 RDI: 0000000000000005 [ 738.620069][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 [ 738.620247][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 [ 738.620416][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 738.620069][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffcbab181b0 | [ 738.620247][ T44] R10: 00007f6eee892708 R11: 0000000000000246 R12: 00007ffcbab19b28 | [ 738.620416][ T44] R13: 000000006729bc0d R14: 0000000000496600 R15: 00007ffcbab19530 | [ 738.620587][ T44] | [ 738.620671][ T44] INFO: lockdep is turned off. [ 861.486381][ T44] INFO: task kworker/u16:1:77 blocked for more than 614 seconds. [ 861.486874][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 861.487029][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.487344][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 861.487653][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.487855][ T44] Call Trace: [ 861.487968][ T44] [ 861.488050][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 861.488224][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 861.488378][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 861.488534][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.488700][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 861.488850][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 861.488961][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 861.489110][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 861.489271][ T44] ? 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) [ 861.489421][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.489570][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 861.489718][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.489880][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.490044][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.490208][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.490354][ T44] process_one_work (kernel/workqueue.c:3229) [ 861.490507][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 861.490653][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 861.490801][ T44] ? assign_work (kernel/workqueue.c:1200) [ 861.490986][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 861.491134][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 861.491358][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.491506][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.491648][ T44] kthread (kernel/kthread.c:389) [ 861.491770][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 861.491926][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 861.492088][ T44] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: __schedule:schedule:schedule_preempt_disabled:__mutex_lock:rtnl_newlink print_unlock_imbalance_bug:__lock_release:lock_release:__mutex_unlock_slowpath:__rtnl_unlock ret_from_fork:ret_from_fork_asm:__schedule:schedule:schedule_preempt_disabled __schedule:schedule:schedule_preempt_disabled:__mutex_lock:addrconf_verify_work