====================================== | [ 27.725528][ T256] other info that might help us debug this: | [ 27.725716][ T256] no locks held by ip/256. | [ 27.725843][ T256] | [ 27.725843][ T256] stack backtrace: [ 27.726197][ T256] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 27.726479][ T256] Call Trace: [ 27.726583][ T256] [ 27.726652][ T256] dump_stack_lvl (lib/dump_stack.c:123) [ 27.726790][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 27.726919][ T256] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [ 27.727052][ T256] __lock_release (kernel/locking/lockdep.c:5502) [ 27.727184][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 27.727315][ T256] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 27.727444][ T256] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [ 27.727570][ T256] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [ 27.727700][ T256] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 27.727827][ T256] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [ 27.727985][ T256] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [ 27.728114][ T256] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 27.728242][ T256] rtnl_newlink (net/core/rtnetlink.c:3961) [ 27.728371][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 27.728498][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 27.728629][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) [ 27.728756][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 27.728887][ T256] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 27.729017][ T256] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 27.729145][ T256] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 27.729272][ T256] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 27.729402][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 27.729533][ T256] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 27.729664][ T256] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 27.729764][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 27.729893][ T256] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 27.730029][ T256] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 27.730156][ T256] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 27.730287][ T256] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 27.730416][ T256] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 27.730547][ T256] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 27.730674][ T256] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 27.730800][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 27.730930][ T256] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 27.731061][ T256] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 27.731201][ T256] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 27.731335][ T256] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 27.731461][ T256] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 27.731617][ T256] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 27.731747][ T256] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) [ 27.731877][ T256] ___sys_sendmsg (net/socket.c:2665) [ 27.732005][ T256] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 27.732132][ T256] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 27.732259][ T256] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 27.732391][ T256] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 27.732519][ T256] ? __lock_release (kernel/locking/lockdep.c:5501) [ 27.732645][ T256] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 27.732773][ T256] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 27.732870][ T256] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 27.732999][ T256] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 27.733127][ T256] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 27.733254][ T256] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 27.733390][ T256] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 27.733519][ T256] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 27.733679][ T256] RIP: 0033:0x7f171cf4d7b7 [ 27.733814][ T256] Code: 0a 00 f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb b9 0f 1f 00 f3 0f 1e fa 64 8b 04 25 18 00 00 00 85 c0 75 10 b8 2e 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 51 c3 48 83 ec 28 89 54 24 1c 48 89 74 24 10 All code ======== 0: 0a 00 or (%rax),%al 2: f7 d8 neg %eax 4: 64 89 02 mov %eax,%fs:(%rdx) 7: 48 c7 c0 ff ff ff ff mov $0xffffffffffffffff,%rax e: eb b9 jmp 0xffffffffffffffc9 10: 0f 1f 00 nopl (%rax) 13: f3 0f 1e fa endbr64 17: 64 8b 04 25 18 00 00 mov %fs:0x18,%eax 1e: 00 1f: 85 c0 test %eax,%eax 21: 75 10 jne 0x33 23: b8 2e 00 00 00 mov $0x2e,%eax 28: 0f 05 syscall 2a:* 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax <-- trapping instruction 30: 77 51 ja 0x83 32: c3 ret 33: 48 83 ec 28 sub $0x28,%rsp 37: 89 54 24 1c mov %edx,0x1c(%rsp) 3b: 48 89 74 24 10 mov %rsi,0x10(%rsp) Code starting with the faulting instruction =========================================== 0: 48 3d 00 f0 ff ff cmp $0xfffffffffffff000,%rax 6: 77 51 ja 0x59 8: c3 ret 9: 48 83 ec 28 sub $0x28,%rsp d: 89 54 24 1c mov %edx,0x1c(%rsp) 11: 48 89 74 24 10 mov %rsi,0x10(%rsp) [ 27.734257][ T256] RSP: 002b:00007ffcbd4fe618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 27.734452][ T256] RAX: ffffffffffffffda RBX: 00007ffcbd4fed40 RCX: 00007f171cf4d7b7 [ 27.734641][ T256] RDX: 0000000000000000 RSI: 00007ffcbd4fe680 RDI: 0000000000000005 [ 27.734829][ T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 27.735018][ T256] R10: 00007f171ce06708 R11: 0000000000000246 R12: 00007ffcbd4fed58 [ 27.735207][ T256] R13: 000000006729dceb R14: 0000000000496600 R15: 00007ffcbd4fe768 | [ 27.734641][ T256] RDX: 0000000000000000 RSI: 00007ffcbd4fe680 RDI: 0000000000000005 | [ 27.734829][ T256] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 | [ 27.735018][ T256] R10: 00007f171ce06708 R11: 0000000000000246 R12: 00007ffcbd4fed58 | [ 27.735207][ T256] R13: 000000006729dceb R14: 0000000000496600 R15: 00007ffcbd4fe768 | [ 27.735401][ T256] [ 247.114232][ T43] INFO: task ip:256 blocked for more than 122 seconds. [ 247.114615][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 247.114727][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.114922][ T43] task:ip state:D stack:25792 pid:256 tgid:256 ppid:241 flags:0x00004002 [ 247.115179][ T43] Call Trace: [ 247.115295][ T43] [ 247.115364][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 247.115496][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 247.115617][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.115740][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 247.115864][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 247.115950][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 247.116068][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 247.116184][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.116301][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 247.116413][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.116526][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.116635][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.116757][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.116866][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.116978][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.117098][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 247.117213][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.117324][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 247.117443][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.117551][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 247.117660][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 247.117746][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.117857][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 247.117971][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.118086][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 247.118203][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 247.118314][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 247.118424][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 247.118535][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 247.118646][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.118758][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 247.118868][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 247.118980][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 247.119095][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 247.119208][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 247.119346][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 247.119457][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) [ 247.119569][ T43] ___sys_sendmsg (net/socket.c:2665) [ 247.119681][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 247.119789][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 247.119911][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.120024][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.120146][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.120266][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.120380][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 247.120466][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 247.120579][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 247.120688][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 247.120798][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 247.120914][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 247.121025][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 247.121172][ T43] RIP: 0033:0x7f171cf4d7b7 [ 247.121287][ T43] RSP: 002b:00007ffcbd4fe618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.121452][ T43] RAX: ffffffffffffffda RBX: 00007ffcbd4fed40 RCX: 00007f171cf4d7b7 [ 247.121619][ T43] RDX: 0000000000000000 RSI: 00007ffcbd4fe680 RDI: 0000000000000005 [ 247.121782][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 247.121951][ T43] R10: 00007f171ce06708 R11: 0000000000000246 R12: 00007ffcbd4fed58 [ 247.122121][ T43] R13: 000000006729dceb R14: 0000000000496600 R15: 00007ffcbd4fe768 | [ 247.121782][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 | [ 247.121951][ T43] R10: 00007f171ce06708 R11: 0000000000000246 R12: 00007ffcbd4fed58 | [ 247.122121][ T43] R13: 000000006729dceb R14: 0000000000496600 R15: 00007ffcbd4fe768 | [ 247.122289][ T43] | [ 247.122373][ T43] INFO: lockdep is turned off. [ 369.994226][ T43] INFO: task kworker/u16:0:11 blocked for more than 122 seconds. [ 369.994608][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.994726][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.994951][ T43] task:kworker/u16:0 state:D stack:29664 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 369.995228][ T43] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.995399][ T43] Call Trace: [ 369.995493][ T43] [ 369.995562][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.995696][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.995823][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.995960][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.996095][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.996188][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.996312][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.996433][ T43] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 369.996556][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.996678][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.996798][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.996926][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.997047][ T43] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.997174][ T43] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.997292][ T43] process_one_work (kernel/workqueue.c:3229) [ 369.997427][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 369.997546][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 369.997667][ T43] ? assign_work (kernel/workqueue.c:1200) [ 369.997797][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 369.997923][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 369.998042][ T43] kthread (kernel/kthread.c:389) [ 369.998140][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 369.998259][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 369.998382][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 369.998505][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.998140][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.998259][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 369.998382][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 369.998505][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 369.998636][ T43] [ 369.998749][ T43] INFO: task ip:256 blocked for more than 245 seconds. [ 369.998894][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 369.999010][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.999228][ T43] task:ip state:D stack:25792 pid:256 tgid:256 ppid:241 flags:0x00004002 [ 369.999470][ T43] Call Trace: [ 369.999561][ T43] [ 369.999624][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.999748][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.999875][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 370.000001][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 370.000126][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 370.000218][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 370.000336][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 370.000456][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.000584][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 370.000707][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 370.000836][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.000954][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.001090][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 370.001208][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.001328][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 370.001446][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 370.001569][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 370.001689][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 370.001809][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 370.001933][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 370.002059][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 370.002154][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 370.002272][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 370.002394][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 370.002512][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 370.002637][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 370.002755][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 370.002879][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 370.003003][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 370.003130][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.003252][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 370.003373][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 370.003496][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 370.003621][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 370.003741][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 370.003897][ T43] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 370.004019][ T43] ? validate_chain (./include/linux/hash.h:78 kernel/locking/lockdep.c:3794 kernel/locking/lockdep.c:3817 kernel/locking/lockdep.c:3872) [ 370.004147][ T43] ___sys_sendmsg (net/socket.c:2665) [ 370.004269][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 370.004387][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 370.004506][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 370.004631][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.004755][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 370.004880][ T43] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 370.005003][ T43] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 370.005104][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 370.005232][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 370.005354][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 370.005474][ T43] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 370.005600][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 370.005725][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 370.005898][ T43] RIP: 0033:0x7f171cf4d7b7 [ 370.006026][ T43] RSP: 002b:00007ffcbd4fe618 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 370.006209][ T43] RAX: ffffffffffffffda RBX: 00007ffcbd4fed40 RCX: 00007f171cf4d7b7 [ 370.006387][ T43] RDX: 0000000000000000 RSI: 00007ffcbd4fe680 RDI: 0000000000000005 [ 370.006561][ T43] RBP: 0000000000000003 R08: 000000000000005c R09: 0000000000000002 [ 370.006734][ T43] R10: 00007f171ce06708 R11: 0000000000000246 R12: 00007ffcbd4fed58 Finger prints: __schedule:schedule:schedule_preempt_disabled:__mutex_lock:addrconf_verify_work print_unlock_imbalance_bug:__lock_release:lock_release:__mutex_unlock_slowpath:__rtnl_unlock __schedule:schedule:schedule_preempt_disabled:__mutex_lock:rtnl_newlink ret_from_fork:ret_from_fork_asm:__schedule:schedule:schedule_preempt_disabled