====================================== | [ 35.466936][ T270] other info that might help us debug this: | [ 35.467115][ T270] no locks held by ip/270. | [ 35.467241][ T270] | [ 35.467241][ T270] stack backtrace: [ 35.467588][ T270] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 35.467879][ T270] Call Trace: [ 35.467979][ T270] [ 35.468051][ T270] dump_stack_lvl (lib/dump_stack.c:123) [ 35.468185][ T270] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 35.468312][ T270] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [ 35.468442][ T270] __lock_release (kernel/locking/lockdep.c:5502) [ 35.468571][ T270] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 35.468697][ T270] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 35.468823][ T270] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [ 35.468950][ T270] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [ 35.469078][ T270] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 35.469207][ T270] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [ 35.469362][ T270] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [ 35.469488][ T270] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 35.469615][ T270] rtnl_newlink (net/core/rtnetlink.c:3961) [ 35.469741][ T270] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 35.469868][ T270] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 35.470000][ T270] ? __lock_release (kernel/locking/lockdep.c:5501) [ 35.470124][ T270] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 35.470252][ T270] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 35.470378][ T270] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 35.470505][ T270] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 35.470630][ T270] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 35.470755][ T270] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 35.470879][ T270] ? 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) [ 35.471007][ T270] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 35.471103][ T270] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 35.471232][ T270] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 35.471358][ T270] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 35.471492][ T270] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 35.471635][ T270] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 35.471762][ T270] ? 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) [ 35.471889][ T270] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 35.472017][ T270] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 35.472145][ T270] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 35.472273][ T270] ? __lock_release (kernel/locking/lockdep.c:5501) [ 35.472398][ T270] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 35.472528][ T270] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 35.472656][ T270] ? _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) [ 35.472784][ T270] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 35.472912][ T270] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 35.473037][ T270] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 35.473196][ T270] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 35.473323][ T270] ? 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) [ 35.473450][ T270] ___sys_sendmsg (net/socket.c:2665) [ 35.473578][ T270] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 35.473704][ T270] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 35.473834][ T270] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 35.473960][ T270] ? __lock_release (kernel/locking/lockdep.c:5501) [ 35.474085][ T270] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 35.474224][ T270] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 35.474347][ T270] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 35.474473][ T270] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 35.474596][ T270] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 35.474717][ T270] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 35.474815][ T270] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 35.474936][ T270] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 35.475057][ T270] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 35.475182][ T270] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 35.475338][ T270] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 35.475464][ T270] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 35.475637][ T270] RIP: 0033:0x7f12e912f7b7 [ 35.475768][ T270] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 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) [ 35.476209][ T270] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 35.476402][ T270] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 35.476593][ T270] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 35.476780][ T270] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 35.476970][ T270] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 35.477158][ T270] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 35.476593][ T270] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 | [ 35.476780][ T270] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 35.476970][ T270] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 35.477158][ T270] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 35.477352][ T270] [ 247.091702][ T44] INFO: task ip:270 blocked for more than 122 seconds. [ 247.092084][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.092201][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.092411][ T44] task:ip state:D stack:25792 pid:270 tgid:270 ppid:245 flags:0x00004002 [ 247.092683][ T44] Call Trace: [ 247.092800][ T44] [ 247.092869][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 247.092993][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 247.093115][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.093240][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 247.093367][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 247.093451][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 247.093576][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 247.093695][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.093816][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 247.093933][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.094053][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.094168][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.094284][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.094400][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.094521][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.094637][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 247.094752][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.094872][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 247.094985][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.095094][ 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) [ 247.095203][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 247.095289][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.095404][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 247.095522][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.095631][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 247.095751][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 247.095865][ 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) [ 247.095977][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 247.096088][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 247.096197][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.096310][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.096421][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 247.096545][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 247.096660][ 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) [ 247.096776][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 247.096888][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 247.096998][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 247.097135][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 247.097249][ 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) [ 247.097360][ T44] ___sys_sendmsg (net/socket.c:2665) [ 247.097472][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 247.097594][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.097706][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.097820][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.097930][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.098042][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.098151][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.098263][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.098373][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 247.098494][ 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) [ 247.098586][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 247.098703][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 247.098813][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 247.098925][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 247.099064][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 247.099177][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 247.099317][ T44] RIP: 0033:0x7f12e912f7b7 [ 247.099434][ T44] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.099609][ T44] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 247.099776][ T44] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 247.099940][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 247.100106][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 247.100303][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 247.099940][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 247.100106][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 247.100303][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 247.100473][ T44] | [ 247.100573][ T44] INFO: lockdep is turned off. [ 369.971733][ T44] INFO: task kworker/u16:1:76 blocked for more than 122 seconds. [ 369.972277][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.972392][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.972611][ T44] task:kworker/u16:1 state:D stack:30248 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 369.972898][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.973061][ T44] Call Trace: [ 369.973153][ T44] [ 369.973218][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.973357][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.973475][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.973608][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.973730][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.973854][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.973942][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.974058][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.974185][ 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) [ 369.974301][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.974417][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.974537][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.974661][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.974779][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.974894][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.975015][ T44] process_one_work (kernel/workqueue.c:3229) [ 369.975139][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.975255][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 369.975372][ T44] ? assign_work (kernel/workqueue.c:1200) [ 369.975513][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 369.975645][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 369.975795][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.975912][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.976027][ T44] kthread (kernel/kthread.c:389) [ 369.976134][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.976252][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 369.976371][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 369.976483][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.976134][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.976252][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 369.976371][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.976483][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.976621][ T44] [ 369.976728][ T44] INFO: task ip:270 blocked for more than 245 seconds. [ 369.976863][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.976970][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.977186][ T44] task:ip state:D stack:25792 pid:270 tgid:270 ppid:245 flags:0x00004002 [ 369.977415][ T44] Call Trace: [ 369.977527][ T44] [ 369.977589][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.977713][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.977832][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.977950][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.978069][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.978168][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.978283][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.978398][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.978520][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.978639][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.978759][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.978872][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 369.978988][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.979100][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.979215][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.979334][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 369.979475][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 369.979606][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 369.979725][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.979845][ 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) [ 369.979962][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 369.980051][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.980168][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 369.980288][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 369.980403][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 369.980538][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 369.980685][ 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) [ 369.980799][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 369.980919][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 369.981032][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.981150][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.981264][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 369.981384][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 369.981503][ 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) [ 369.981624][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 369.981739][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 369.981856][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 369.982001][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 369.982112][ 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) [ 369.982226][ T44] ___sys_sendmsg (net/socket.c:2665) [ 369.982343][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 369.982457][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 369.982583][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 369.982698][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.982814][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.982928][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.983043][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.983157][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 369.983271][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 369.983387][ 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) [ 369.983481][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 369.983600][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 369.983715][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 369.983831][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 369.983976][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 369.984092][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 369.984238][ T44] RIP: 0033:0x7f12e912f7b7 [ 369.984358][ T44] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 369.984546][ T44] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 369.984717][ T44] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 369.984887][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 369.985055][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 369.985221][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 369.984887][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 369.985055][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 369.985221][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 369.985404][ T44] | [ 369.985497][ T44] INFO: lockdep is turned off. [ 492.851714][ T44] INFO: task kworker/u16:1:76 blocked for more than 245 seconds. [ 492.852167][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.852284][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.852477][ T44] task:kworker/u16:1 state:D stack:30248 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 492.852765][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 492.852924][ T44] Call Trace: [ 492.853013][ T44] [ 492.853076][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.853209][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.853326][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.853449][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.853580][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.853703][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.853791][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.853904][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.854024][ 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) [ 492.854137][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.854251][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.854365][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.854481][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.854613][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.854726][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.854843][ T44] process_one_work (kernel/workqueue.c:3229) [ 492.854962][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.855074][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 492.855187][ T44] ? assign_work (kernel/workqueue.c:1200) [ 492.855301][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 492.855415][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 492.855581][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.855693][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.855804][ T44] kthread (kernel/kthread.c:389) [ 492.855892][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.856007][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 492.856123][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.856235][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.855892][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.856007][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 492.856123][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.856235][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.856352][ T44] [ 492.856448][ T44] INFO: task ip:270 blocked for more than 368 seconds. [ 492.856602][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.856711][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.856894][ T44] task:ip state:D stack:25792 pid:270 tgid:270 ppid:245 flags:0x00004002 [ 492.857123][ T44] Call Trace: [ 492.857207][ T44] [ 492.857266][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.857385][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.857505][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.857621][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.857735][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.857820][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.857936][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.858049][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.858165][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.858280][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.858405][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.858523][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.858647][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.858766][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.858882][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.859001][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 492.859113][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.859227][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 492.859348][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.859464][ 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) [ 492.859584][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 492.859671][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.859790][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 492.859907][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.860021][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 492.860138][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 492.860257][ 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) [ 492.860373][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 492.860506][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 492.860619][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.860735][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.860848][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 492.860997][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 492.861115][ 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) [ 492.861238][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 492.861359][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 492.861478][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 492.861630][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 492.861748][ 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) [ 492.861866][ T44] ___sys_sendmsg (net/socket.c:2665) [ 492.861989][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 492.862119][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.862241][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.862357][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.862476][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.862598][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.862710][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.862822][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.862933][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 492.863052][ 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) [ 492.863144][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 492.863267][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 492.863382][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 492.863505][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 492.863651][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 492.863767][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 492.863914][ T44] RIP: 0033:0x7f12e912f7b7 [ 492.864036][ T44] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.864213][ T44] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 492.864385][ T44] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 492.864567][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 492.864752][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 492.864921][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 492.864567][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 492.864752][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 492.864921][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 492.865102][ T44] | [ 492.865187][ T44] INFO: lockdep is turned off. [ 615.731648][ T44] INFO: task kworker/u16:1:76 blocked for more than 368 seconds. [ 615.731992][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.732101][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.732294][ T44] task:kworker/u16:1 state:D stack:30248 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 615.732559][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 615.732725][ T44] Call Trace: [ 615.732816][ T44] [ 615.732880][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.732998][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.733111][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.733237][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.733350][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.733461][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.733558][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.733687][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.733803][ 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) [ 615.733915][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.734028][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.734139][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.734253][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.734371][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.734482][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.734603][ T44] process_one_work (kernel/workqueue.c:3229) [ 615.734721][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.734842][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 615.734954][ T44] ? assign_work (kernel/workqueue.c:1200) [ 615.735063][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 615.735170][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 615.735320][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.735428][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.735541][ T44] kthread (kernel/kthread.c:389) [ 615.735625][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.735735][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 615.735844][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.735950][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.735625][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.735735][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 615.735844][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.735950][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.736062][ T44] [ 615.736151][ T44] INFO: task ip:270 blocked for more than 491 seconds. [ 615.736282][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.736383][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.736569][ T44] task:ip state:D stack:25792 pid:270 tgid:270 ppid:245 flags:0x00004002 [ 615.736809][ T44] Call Trace: [ 615.736893][ T44] [ 615.736950][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.737064][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.737181][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.737294][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.737405][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.737496][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.737611][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.737723][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.737836][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.737982][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.738102][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.738213][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.738326][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.738436][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.738553][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.738668][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 615.738780][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.738895][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 615.739007][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.739135][ 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) [ 615.739243][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 615.739327][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.739436][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 615.739552][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.739660][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 615.739772][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 615.739881][ 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) [ 615.739994][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 615.740106][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 615.740215][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.740326][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.740436][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 615.740558][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 615.740689][ 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) [ 615.740803][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 615.740920][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 615.741033][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 615.741172][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 615.741299][ 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) [ 615.741409][ T44] ___sys_sendmsg (net/socket.c:2665) [ 615.741528][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 615.741639][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.741752][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.741876][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.741984][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.742092][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.742199][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.742305][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.742428][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 615.742546][ 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) [ 615.742635][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 615.742747][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 615.742864][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 615.742979][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 615.743121][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 615.743233][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 615.743371][ T44] RIP: 0033:0x7f12e912f7b7 [ 615.743497][ T44] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 615.743664][ T44] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 615.743840][ T44] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 615.744004][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 615.744164][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 615.744325][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 615.744004][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 615.744164][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 615.744325][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 615.744505][ T44] | [ 615.744615][ T44] INFO: lockdep is turned off. [ 738.611708][ T44] INFO: task kworker/u16:1:76 blocked for more than 491 seconds. [ 738.612338][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.612451][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.612686][ T44] task:kworker/u16:1 state:D stack:30248 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 738.612966][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.613132][ T44] Call Trace: [ 738.613223][ T44] [ 738.613291][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.613426][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.613556][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.613675][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.613793][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.613910][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.614004][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.614122][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.614242][ 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) [ 738.614357][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.614472][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.614593][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.614712][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.614828][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.614946][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.615059][ T44] process_one_work (kernel/workqueue.c:3229) [ 738.615179][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.615294][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 738.615412][ T44] ? assign_work (kernel/workqueue.c:1200) [ 738.615532][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 738.615648][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 738.615793][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.615924][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.616036][ T44] kthread (kernel/kthread.c:389) [ 738.616124][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.616241][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 738.616359][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.616472][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.616124][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.616241][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 738.616359][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.616472][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.616605][ T44] [ 738.616701][ T44] INFO: task ip:270 blocked for more than 614 seconds. [ 738.616841][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.616948][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.617134][ T44] task:ip state:D stack:25792 pid:270 tgid:270 ppid:245 flags:0x00004002 [ 738.617425][ T44] Call Trace: [ 738.617521][ T44] [ 738.617583][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.617702][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.617825][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.617950][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.618068][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.618155][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.618276][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.618407][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.618527][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.618644][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.618764][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.618882][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.619004][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.619119][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.619234][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.619354][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 738.619470][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.619593][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 738.619708][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.619831][ 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) [ 738.619946][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 738.620035][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.620150][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 738.620269][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.620385][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 738.620514][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 738.620631][ 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) [ 738.620752][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 738.620870][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 738.620985][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.621103][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.621215][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 738.621333][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 738.621446][ 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) [ 738.621572][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 738.621690][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 738.621811][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 738.621955][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 738.622071][ 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) [ 738.622187][ T44] ___sys_sendmsg (net/socket.c:2665) [ 738.622308][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 738.622423][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.622547][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.622664][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.622786][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.622905][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.623020][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.623135][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.623249][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 738.623366][ 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) [ 738.623455][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 738.623574][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 738.623692][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 738.623811][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 738.623957][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 738.624073][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 738.624216][ T44] RIP: 0033:0x7f12e912f7b7 [ 738.624341][ T44] RSP: 002b:00007ffce60269d8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 738.624525][ T44] RAX: ffffffffffffffda RBX: 00007ffce6027100 RCX: 00007f12e912f7b7 [ 738.624702][ T44] RDX: 0000000000000000 RSI: 00007ffce6026a40 RDI: 0000000000000005 [ 738.624873][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 [ 738.625040][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 [ 738.625209][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 738.624873][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007ffce60257b0 | [ 738.625040][ T44] R10: 00007f12e8fe8708 R11: 0000000000000246 R12: 00007ffce6027128 | [ 738.625209][ T44] R13: 00000000672a2cd3 R14: 0000000000496600 R15: 00007ffce6026b30 | [ 738.625384][ T44] | [ 738.625480][ T44] INFO: lockdep is turned off. [ 861.491646][ T44] INFO: task kworker/u16:1:76 blocked for more than 614 seconds. [ 861.492065][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 861.492182][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.492386][ T44] task:kworker/u16:1 state:D stack:30248 pid:76 tgid:76 ppid:2 flags:0x00004000 [ 861.492659][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.492854][ T44] Call Trace: [ 861.492944][ T44] [ 861.493009][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 861.493135][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 861.493255][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 861.493375][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.493505][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 861.493625][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 861.493716][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 861.493841][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 861.493972][ 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) [ 861.494088][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.494203][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 861.494318][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.494435][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.494556][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.494675][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.494791][ T44] process_one_work (kernel/workqueue.c:3229) [ 861.494913][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 861.495029][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 861.495145][ T44] ? assign_work (kernel/workqueue.c:1200) [ 861.495262][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 861.495376][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 861.495528][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.495646][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.495759][ T44] kthread (kernel/kthread.c:389) [ 861.495845][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 861.495964][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 861.496083][ 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