====================================== | [ 33.987589][ T267] other info that might help us debug this: | [ 33.987792][ T267] no locks held by ip/267. | [ 33.987926][ T267] | [ 33.987926][ T267] stack backtrace: [ 33.988300][ T267] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 33.988587][ T267] Call Trace: [ 33.988693][ T267] [ 33.988763][ T267] dump_stack_lvl (lib/dump_stack.c:123) [ 33.988900][ T267] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 33.989037][ T267] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [ 33.989184][ T267] __lock_release (kernel/locking/lockdep.c:5502) [ 33.989326][ T267] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 33.989456][ T267] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 33.989588][ T267] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [ 33.989720][ T267] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [ 33.989855][ T267] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 33.989984][ T267] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [ 33.990145][ T267] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [ 33.990276][ T267] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 33.990415][ T267] rtnl_newlink (net/core/rtnetlink.c:3961) [ 33.990544][ T267] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 33.990673][ T267] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 33.990806][ T267] ? __lock_release (kernel/locking/lockdep.c:5501) [ 33.990935][ T267] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 33.991065][ T267] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 33.991195][ T267] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 33.991322][ T267] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 33.991456][ T267] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 33.991588][ T267] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 33.991716][ T267] ? 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) [ 33.991847][ T267] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 33.991946][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 33.992077][ T267] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 33.992211][ T267] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 33.992341][ T267] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 33.992475][ T267] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 33.992611][ T267] ? 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) [ 33.992744][ T267] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 33.992879][ T267] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 33.993012][ T267] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 33.993145][ T267] ? __lock_release (kernel/locking/lockdep.c:5501) [ 33.993282][ T267] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 33.993421][ T267] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 33.993558][ T267] ? _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) [ 33.993700][ T267] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 33.993838][ T267] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 33.993969][ T267] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 33.994138][ T267] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 33.994272][ T267] ? 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) [ 33.994412][ T267] ___sys_sendmsg (net/socket.c:2665) [ 33.994546][ T267] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 33.994678][ T267] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 33.994819][ T267] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 33.994957][ T267] ? __lock_release (kernel/locking/lockdep.c:5501) [ 33.995090][ T267] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 33.995226][ T267] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 33.995357][ T267] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 33.995488][ T267] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 33.995619][ T267] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 33.995751][ T267] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 33.995859][ T267] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 33.995990][ T267] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 33.996124][ T267] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 33.996260][ T267] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 33.996428][ T267] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 33.996560][ T267] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 33.996731][ T267] RIP: 0033:0x7f4f434027b7 [ 33.996872][ T267] 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) [ 33.997339][ T267] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 33.997537][ T267] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 33.997742][ T267] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 33.997945][ T267] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 33.998143][ T267] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 33.998339][ T267] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 33.997742][ T267] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 | [ 33.997945][ T267] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 33.998143][ T267] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 33.998339][ T267] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 33.998540][ T267] [ 247.081376][ T44] INFO: task ip:267 blocked for more than 122 seconds. [ 247.081762][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.081889][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.082077][ T44] task:ip state:D stack:25640 pid:267 tgid:267 ppid:246 flags:0x00004002 [ 247.082331][ T44] Call Trace: [ 247.082441][ T44] [ 247.082511][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 247.082641][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 247.082761][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.082883][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 247.082998][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 247.083089][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 247.083211][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 247.083332][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.083447][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 247.083562][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.083689][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.083800][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.083909][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.084016][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.084124][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.084244][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 247.084351][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.084460][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 247.084569][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.084681][ 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) [ 247.084792][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 247.084880][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.084991][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 247.085108][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.085244][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 247.085378][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 247.085510][ 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) [ 247.085627][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 247.085751][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 247.085867][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.085986][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.086107][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 247.086244][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 247.086363][ 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) [ 247.086493][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 247.086633][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 247.086744][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 247.086890][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 247.087003][ 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) [ 247.087119][ T44] ___sys_sendmsg (net/socket.c:2665) [ 247.087240][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 247.087354][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.087469][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.087591][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.087704][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.087818][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.087950][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.088067][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.088195][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 247.088318][ 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) [ 247.088416][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 247.088538][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 247.088660][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 247.088779][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 247.088928][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 247.089047][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 247.089204][ T44] RIP: 0033:0x7f4f434027b7 [ 247.089330][ T44] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.089506][ T44] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 247.089687][ T44] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 247.089860][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 247.090031][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 247.090222][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 247.089860][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 247.090031][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 247.090222][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 247.090427][ T44] | [ 247.090519][ T44] INFO: lockdep is turned off. [ 369.961381][ T44] INFO: task kworker/u16:1:76 blocked for more than 122 seconds. [ 369.961782][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.961904][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.962099][ T44] task:kworker/u16:1 state:D stack:30048 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 369.962388][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.962563][ T44] Call Trace: [ 369.962656][ T44] [ 369.962722][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.962847][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.962967][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.963090][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.963219][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.963336][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.963428][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.963553][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.963674][ 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) [ 369.963794][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.963916][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.964041][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.964153][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.964273][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.964396][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.964508][ T44] process_one_work (kernel/workqueue.c:3229) [ 369.964642][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.964758][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 369.964874][ T44] ? assign_work (kernel/workqueue.c:1200) [ 369.964993][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 369.965110][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 369.965261][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.965382][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.965501][ T44] kthread (kernel/kthread.c:389) [ 369.965593][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.965707][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 369.965837][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.965961][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.965593][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.965707][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 369.965837][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.965961][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.966081][ T44] [ 369.966175][ T44] INFO: task ip:267 blocked for more than 245 seconds. [ 369.966320][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.966461][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.966647][ T44] task:ip state:D stack:25640 pid:267 tgid:267 ppid:246 flags:0x00004002 [ 369.966876][ T44] Call Trace: [ 369.966966][ T44] [ 369.967027][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.967145][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.967282][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.967407][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.967526][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.967615][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.967730][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.967846][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.967965][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.968081][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.968204][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.968323][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.968453][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.968568][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.968682][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.968798][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 369.968912][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.969027][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 369.969139][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.969261][ 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) [ 369.969373][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 369.969463][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.969576][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 369.969695][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.969810][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 369.969926][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 369.970045][ 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) [ 369.970163][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 369.970289][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 369.970404][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.970523][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.970636][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 369.970750][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 369.970863][ 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) [ 369.970981][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 369.971097][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 369.971219][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 369.971358][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 369.971472][ 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) [ 369.971586][ T44] ___sys_sendmsg (net/socket.c:2665) [ 369.971703][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 369.971815][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.971931][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.972043][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.972162][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.972283][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.972411][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.972524][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.972634][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 369.972748][ 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) [ 369.972836][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 369.972952][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 369.973070][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 369.973186][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 369.973334][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 369.973450][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 369.973594][ T44] RIP: 0033:0x7f4f434027b7 [ 369.973712][ T44] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.973880][ T44] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 369.974053][ T44] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 369.974231][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 369.974398][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 369.974562][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 369.974231][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 369.974398][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 369.974562][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 369.974731][ T44] | [ 369.974821][ T44] INFO: lockdep is turned off. [ 492.841442][ T44] INFO: task kworker/u16:1:76 blocked for more than 245 seconds. [ 492.842012][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.842129][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.842373][ T44] task:kworker/u16:1 state:D stack:30048 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 492.842626][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 492.842807][ T44] Call Trace: [ 492.842901][ T44] [ 492.842969][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.843102][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.843237][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.843361][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.843489][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.843621][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.843712][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.843834][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.843950][ 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) [ 492.844064][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.844180][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.844306][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.844420][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.844535][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.844651][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.844773][ T44] process_one_work (kernel/workqueue.c:3229) [ 492.844890][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.845004][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 492.845119][ T44] ? assign_work (kernel/workqueue.c:1200) [ 492.845242][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 492.845355][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 492.845501][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.845613][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.845735][ T44] kthread (kernel/kthread.c:389) [ 492.845822][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.845938][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 492.846052][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.846169][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.845822][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.845938][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 492.846052][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.846169][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.846303][ T44] [ 492.846435][ T44] INFO: task ip:267 blocked for more than 368 seconds. [ 492.846579][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.846709][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.846899][ T44] task:ip state:D stack:25640 pid:267 tgid:267 ppid:246 flags:0x00004002 [ 492.847137][ T44] Call Trace: [ 492.847240][ T44] [ 492.847305][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.847427][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.847545][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.847675][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.847792][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.847878][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.847990][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.848105][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.848230][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.848344][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.848458][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.848571][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.848692][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.848807][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.848922][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.849037][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 492.849149][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.849271][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 492.849386][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.849498][ 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) [ 492.849617][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 492.849708][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.849821][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 492.849939][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.850068][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 492.850188][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 492.850323][ 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) [ 492.850443][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 492.850567][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 492.850685][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.850810][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.850927][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 492.851048][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 492.851167][ 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) [ 492.851298][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 492.851424][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 492.851556][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 492.851697][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 492.851814][ 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) [ 492.851929][ T44] ___sys_sendmsg (net/socket.c:2665) [ 492.852046][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 492.852158][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.852283][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.852397][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.852506][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.852628][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.852743][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.852858][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.852969][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 492.853081][ 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) [ 492.853174][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 492.853293][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 492.853405][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 492.853528][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 492.853670][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 492.853788][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 492.853931][ T44] RIP: 0033:0x7f4f434027b7 [ 492.854047][ T44] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.854225][ T44] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 492.854427][ T44] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 492.854601][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 492.854779][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 492.854952][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 492.854601][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 492.854779][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 492.854952][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 492.855144][ T44] | [ 492.855238][ T44] INFO: lockdep is turned off. [ 615.721424][ T44] INFO: task kworker/u16:1:76 blocked for more than 368 seconds. [ 615.722062][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.722181][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.722439][ T44] task:kworker/u16:1 state:D stack:30048 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 615.722723][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 615.722885][ T44] Call Trace: [ 615.722988][ T44] [ 615.723057][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.723191][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.723320][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.723438][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.723554][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.723670][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.723763][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.723874][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.723996][ 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) [ 615.724112][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.724239][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.724355][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.724468][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.724583][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.724702][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.724826][ T44] process_one_work (kernel/workqueue.c:3229) [ 615.724949][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.725061][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 615.725177][ T44] ? assign_work (kernel/workqueue.c:1200) [ 615.725303][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 615.725414][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 615.725556][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.725670][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.725806][ T44] kthread (kernel/kthread.c:389) [ 615.725894][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.726004][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 615.726119][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.726247][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.725894][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.726004][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 615.726119][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.726247][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.726390][ T44] [ 615.726486][ T44] INFO: task ip:267 blocked for more than 491 seconds. [ 615.726627][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.726742][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.726933][ T44] task:ip state:D stack:25640 pid:267 tgid:267 ppid:246 flags:0x00004002 [ 615.727164][ T44] Call Trace: [ 615.727265][ T44] [ 615.727339][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.727451][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.727565][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.727679][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.727802][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.727889][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.727999][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.728112][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.728238][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.728355][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.728469][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.728584][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.728702][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.728816][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.728930][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.729045][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 615.729158][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.729281][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 615.729395][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.729507][ 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) [ 615.729620][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 615.729713][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.729822][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 615.729940][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.730053][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 615.730168][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 615.730293][ 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) [ 615.730432][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 615.730552][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 615.730675][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.730798][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.730920][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 615.731040][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 615.731158][ 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) [ 615.731292][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 615.731415][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 615.731538][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 615.731687][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 615.731801][ 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) [ 615.731912][ T44] ___sys_sendmsg (net/socket.c:2665) [ 615.732029][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 615.732139][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.732264][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.732377][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.732488][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.732613][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.732725][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.732841][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.732952][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 615.733062][ 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) [ 615.733153][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 615.733275][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 615.733385][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 615.733504][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 615.733644][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 615.733761][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 615.733905][ T44] RIP: 0033:0x7f4f434027b7 [ 615.734025][ T44] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 615.734205][ T44] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 615.734403][ T44] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 615.734599][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 615.734773][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 615.734944][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 615.734599][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 615.734773][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 615.734944][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 615.735120][ T44] | [ 615.735213][ T44] INFO: lockdep is turned off. [ 738.601379][ T44] INFO: task kworker/u16:1:76 blocked for more than 491 seconds. [ 738.601939][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.602066][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.602285][ T44] task:kworker/u16:1 state:D stack:30048 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 738.602546][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.602712][ T44] Call Trace: [ 738.602801][ T44] [ 738.602877][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.603003][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.603132][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.603280][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.603405][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.603525][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.603619][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.603735][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.603864][ 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) [ 738.603982][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.604105][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.604233][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.604377][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.604496][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.604624][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.604740][ T44] process_one_work (kernel/workqueue.c:3229) [ 738.604863][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.605005][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 738.605125][ T44] ? assign_work (kernel/workqueue.c:1200) [ 738.605257][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 738.605375][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 738.605520][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.605647][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.605765][ T44] kthread (kernel/kthread.c:389) [ 738.605856][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.605986][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 738.606115][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.606244][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.605856][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.605986][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 738.606115][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.606244][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.606390][ T44] [ 738.606486][ T44] INFO: task ip:267 blocked for more than 614 seconds. [ 738.606624][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.606738][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.606932][ T44] task:ip state:D stack:25640 pid:267 tgid:267 ppid:246 flags:0x00004002 [ 738.607171][ T44] Call Trace: [ 738.607265][ T44] [ 738.607324][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.607441][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.607576][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.607695][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.607824][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.607915][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.608032][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.608151][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.608279][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.608399][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.608519][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.608636][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.608754][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.608890][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.609008][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.609125][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 738.609251][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.609370][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 738.609486][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.609601][ 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) [ 738.609715][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 738.609809][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.609924][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 738.610073][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.610187][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 738.610316][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 738.610442][ 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) [ 738.610558][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 738.610675][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 738.610795][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.610925][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.611039][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 738.611154][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 738.611275][ 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) [ 738.611412][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 738.611532][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 738.611657][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 738.611804][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 738.611921][ 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) [ 738.612036][ T44] ___sys_sendmsg (net/socket.c:2665) [ 738.612151][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 738.612269][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.612404][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.612521][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.612664][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.612784][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.612906][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.613025][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.613141][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 738.613263][ 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) [ 738.613358][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 738.613479][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 738.613604][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 738.613721][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 738.613870][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 738.613988][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 738.614132][ T44] RIP: 0033:0x7f4f434027b7 [ 738.614268][ T44] RSP: 002b:00007ffe66a89d58 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 738.614441][ T44] RAX: ffffffffffffffda RBX: 00007ffe66a8a480 RCX: 00007f4f434027b7 [ 738.614613][ T44] RDX: 0000000000000000 RSI: 00007ffe66a89dc0 RDI: 0000000000000005 [ 738.614786][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 [ 738.614959][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 [ 738.615155][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 738.614786][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffe66a88b30 | [ 738.614959][ T44] R10: 00007f4f432bb708 R11: 0000000000000246 R12: 00007ffe66a8a4a8 | [ 738.615155][ T44] R13: 000000006729f8f9 R14: 0000000000496600 R15: 00007ffe66a89eb0 | [ 738.615339][ T44] | [ 738.615428][ T44] INFO: lockdep is turned off. [ 861.481366][ T44] INFO: task kworker/u16:1:76 blocked for more than 614 seconds. [ 861.481801][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 861.481918][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.482110][ T44] task:kworker/u16:1 state:D stack:30048 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 861.482385][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.482543][ T44] Call Trace: [ 861.482634][ T44] [ 861.482699][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 861.482836][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 861.482956][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 861.483077][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.483211][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 861.483331][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 861.483426][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 861.483543][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 861.483660][ 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) [ 861.483782][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.483903][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 861.484021][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.484139][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.484272][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.484395][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.484514][ T44] process_one_work (kernel/workqueue.c:3229) [ 861.484635][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 861.484756][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 861.484876][ T44] ? assign_work (kernel/workqueue.c:1200) [ 861.484998][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 861.485116][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 861.485269][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.485386][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.485505][ T44] kthread (kernel/kthread.c:389) [ 861.485602][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 861.485719][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 861.485838][ 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