====================================== | [ 5675.310279][T19881] other info that might help us debug this: | [ 5675.310490][T19881] no locks held by ip/19881. | [ 5675.310640][T19881] | [ 5675.310640][T19881] stack backtrace: [ 5675.311052][T19881] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 5675.311392][T19881] Call Trace: [ 5675.311514][T19881] [5675.311594][T19881] dump_stack_lvl (lib/dump_stack.c:123) [5675.311756][T19881] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [5675.311918][T19881] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [5675.312087][T19881] __lock_release (kernel/locking/lockdep.c:5502) [5675.312245][T19881] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [5675.312397][T19881] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [5675.312535][T19881] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [5675.312701][T19881] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [5675.312913][T19881] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [5675.313069][T19881] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [5675.313289][T19881] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [5675.313478][T19881] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [5675.313656][T19881] rtnl_newlink (net/core/rtnetlink.c:3961) [5675.313845][T19881] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [5675.314014][T19881] ? find_held_lock (kernel/locking/lockdep.c:5315) [5675.314195][T19881] ? __lock_release (kernel/locking/lockdep.c:5501) [5675.314367][T19881] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [5675.314544][T19881] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [5675.314717][T19881] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [5675.314880][T19881] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [5675.315047][T19881] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [5675.315215][T19881] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [5675.315375][T19881] ? 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) [5675.315545][T19881] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [5675.315677][T19881] ? __lock_acquire (kernel/locking/lockdep.c:5202) [5675.315843][T19881] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [5675.316009][T19881] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [5675.316174][T19881] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [5675.316342][T19881] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [5675.316518][T19881] ? 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) [5675.316688][T19881] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [5675.316854][T19881] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [5675.317018][T19881] ? find_held_lock (kernel/locking/lockdep.c:5315) [5675.317185][T19881] netlink_sendmsg (net/netlink/af_netlink.c:1886) [5675.317355][T19881] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [5675.317533][T19881] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [5675.317701][T19881] ? __pfx_____sys_sendmsg (net/socket.c:2555) [5675.317865][T19881] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [5675.318104][T19881] ___sys_sendmsg (net/socket.c:2665) [5675.318285][T19881] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [5675.318472][T19881] ? __pfx____sys_sendmsg (net/socket.c:2652) [5675.318651][T19881] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [5675.318831][T19881] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [5675.319056][T19881] ? kasan_save_stack (mm/kasan/common.c:49) [5675.319235][T19881] ? kasan_save_stack (mm/kasan/common.c:48) [5675.319423][T19881] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [5675.319600][T19881] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [5675.319815][T19881] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [5675.319993][T19881] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [5675.320171][T19881] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [5675.320390][T19881] ? __lock_acquire (kernel/locking/lockdep.c:5202) [5675.320569][T19881] ? find_held_lock (kernel/locking/lockdep.c:5315) [5675.320743][T19881] ? __lock_release (kernel/locking/lockdep.c:5501) [5675.320918][T19881] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [5675.321035][T19881] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [5675.321190][T19881] ? __pfx___sys_sendmsg (net/socket.c:2680) [5675.321341][T19881] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [5675.321507][T19881] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [5675.321663][T19881] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 5675.321840][T19881] RIP: 0033:0x7fa1bbfc97b7 [ 5675.322000][T19881] 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) [ 5675.322544][T19881] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 5675.322765][T19881] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 5675.323006][T19881] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 5675.323235][T19881] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 5675.323473][T19881] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 [ 5675.323739][T19881] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 5675.323006][T19881] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 | [ 5675.323235][T19881] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 | [ 5675.323473][T19881] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 | [ 5675.323739][T19881] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 5675.323950][T19881] [ 5899.700434][ T43] INFO: task kworker/u16:0:11 blocked for more than 122 seconds. [ 5899.700826][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 5899.700943][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 5899.701125][ T43] task:kworker/u16:0 state:D stack:25360 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 5899.701376][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 5899.701532][ T43] Call Trace: [ 5899.701623][ T43] [ 5899.701685][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 5899.701814][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 5899.701928][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 5899.702040][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 5899.702151][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 5899.702265][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 5899.702359][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 5899.702472][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 5899.702584][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 5899.702692][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 5899.702803][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 5899.702917][ 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) [ 5899.703034][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 5899.703144][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 5899.703253][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 5899.703399][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 5899.703508][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 5899.703616][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 5899.703722][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 5899.703832][ T43] process_one_work (kernel/workqueue.c:3229) [ 5899.703947][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 5899.704059][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 5899.704174][ T43] ? assign_work (kernel/workqueue.c:1200) [ 5899.704297][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 5899.704416][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 5899.704547][ T43] kthread (kernel/kthread.c:389) [ 5899.704633][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 5899.704740][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 5899.704853][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 5899.704960][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 5899.704633][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 5899.704740][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 5899.704853][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 5899.704960][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 5899.705074][ T43] [ 5899.705181][ T43] INFO: task ip:19881 blocked for more than 122 seconds. [ 5899.705314][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 5899.705420][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 5899.705593][ T43] task:ip state:D stack:25808 pid:19881 tgid:19881 ppid:19825 flags:0x00004002 [ 5899.705808][ T43] Call Trace: [ 5899.705889][ T43] [ 5899.705945][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 5899.706056][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 5899.706166][ T43] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 5899.706280][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 5899.706392][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 5899.706501][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 5899.706584][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 5899.706692][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 5899.706800][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 5899.706910][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 5899.707019][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 5899.707136][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 5899.707251][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 5899.707365][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 5899.707476][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 5899.707607][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 5899.707722][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 5899.707835][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 5899.707946][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 5899.708055][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 5899.708174][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 5899.708298][ 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) [ 5899.708409][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 5899.708504][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 5899.708616][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 5899.708725][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 5899.708835][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 5899.708946][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 5899.709057][ 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) [ 5899.709170][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 5899.709288][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 5899.709395][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 5899.709504][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 5899.709617][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 5899.709726][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 5899.709834][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 5899.709940][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 5899.710080][ T43] ___sys_sendmsg (net/socket.c:2665) [ 5899.710186][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 5899.710300][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 5899.710407][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 5899.710517][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 5899.710653][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 5899.710762][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 5899.710874][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 5899.710982][ T43] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [ 5899.711117][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 5899.711224][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 5899.711336][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 5899.711471][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 5899.711581][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 5899.711689][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 5899.711796][ 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) [ 5899.711887][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 5899.711995][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 5899.712102][ T43] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [ 5899.712233][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 5899.712353][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 5899.712491][ T43] RIP: 0033:0x7fa1bbfc97b7 [ 5899.712614][ T43] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 5899.712796][ T43] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 5899.712963][ T43] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 5899.713128][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 5899.713299][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 [ 5899.713464][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 5899.713128][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 | [ 5899.713299][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 | [ 5899.713464][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 5899.713644][ T43] | [ 5899.713725][ T43] INFO: lockdep is turned off. [ 6022.580470][ T43] INFO: task kworker/u16:0:11 blocked for more than 245 seconds. [ 6022.580796][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6022.580906][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6022.581087][ T43] task:kworker/u16:0 state:D stack:25360 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 6022.581344][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6022.581491][ T43] Call Trace: [ 6022.581577][ T43] [ 6022.581636][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6022.581753][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6022.581866][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6022.581980][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6022.582093][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6022.582205][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6022.582305][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6022.582422][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6022.582550][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6022.582658][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6022.582767][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6022.582879][ 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) [ 6022.582988][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6022.583095][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6022.583209][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6022.583355][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6022.583464][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6022.583571][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6022.583679][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6022.583790][ T43] process_one_work (kernel/workqueue.c:3229) [ 6022.583899][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6022.584007][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6022.584121][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6022.584234][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6022.584350][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6022.584456][ T43] kthread (kernel/kthread.c:389) [ 6022.584539][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6022.584646][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6022.584757][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6022.584863][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6022.584539][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6022.584646][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6022.584757][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6022.584863][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6022.584981][ T43] [ 6022.585077][ T43] INFO: task ip:19881 blocked for more than 245 seconds. [ 6022.585205][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6022.585311][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6022.585482][ T43] task:ip state:D stack:25808 pid:19881 tgid:19881 ppid:19825 flags:0x00004002 [ 6022.585714][ T43] Call Trace: [ 6022.585796][ T43] [ 6022.585859][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6022.585972][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6022.586084][ T43] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 6022.586198][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6022.586314][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6022.586426][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6022.586510][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6022.586622][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6022.586733][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6022.586858][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6022.586969][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6022.587086][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6022.587199][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6022.587312][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6022.587423][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6022.587533][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6022.587655][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6022.587771][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6022.587883][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6022.587993][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6022.588108][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6022.588229][ 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) [ 6022.588341][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6022.588424][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6022.588533][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6022.588642][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6022.588753][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6022.588863][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6022.588974][ 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) [ 6022.589084][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6022.589192][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6022.589304][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6022.589414][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6022.589524][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6022.589662][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6022.589774][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6022.589884][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6022.590025][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6022.590134][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6022.590245][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6022.590359][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6022.590477][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6022.590614][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6022.590725][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6022.590834][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6022.590944][ T43] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [ 6022.591081][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6022.591192][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6022.591308][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6022.591451][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6022.591564][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6022.591701][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6022.591811][ 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) [ 6022.591899][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6022.592009][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6022.592118][ T43] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [ 6022.592234][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6022.592351][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6022.592493][ T43] RIP: 0033:0x7fa1bbfc97b7 [ 6022.592608][ T43] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6022.592774][ T43] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 6022.592947][ T43] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 6022.593106][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 6022.593277][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 [ 6022.593439][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6022.593106][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 | [ 6022.593277][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 | [ 6022.593439][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6022.593601][ T43] | [ 6022.593681][ T43] INFO: lockdep is turned off. [ 6145.460496][ T43] INFO: task kworker/u16:0:11 blocked for more than 368 seconds. [ 6145.460828][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6145.460941][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6145.461120][ T43] task:kworker/u16:0 state:D stack:25360 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 6145.461370][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6145.461516][ T43] Call Trace: [ 6145.461601][ T43] [ 6145.461661][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6145.461780][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6145.461892][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6145.462010][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6145.462122][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6145.462234][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6145.462327][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6145.462443][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6145.462556][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6145.462666][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6145.462779][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6145.462897][ 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) [ 6145.463008][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6145.463117][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6145.463226][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6145.463373][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6145.463483][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6145.463592][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6145.463701][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6145.463821][ T43] process_one_work (kernel/workqueue.c:3229) [ 6145.464047][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6145.464165][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6145.464282][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6145.464399][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6145.464512][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6145.464623][ T43] kthread (kernel/kthread.c:389) [ 6145.464708][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6145.464823][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6145.464938][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6145.465050][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6145.464708][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6145.464823][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6145.464938][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6145.465050][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6145.465165][ T43] [ 6145.465264][ T43] INFO: task ip:19881 blocked for more than 368 seconds. [ 6145.465406][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6145.465509][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6145.465693][ T43] task:ip state:D stack:25808 pid:19881 tgid:19881 ppid:19825 flags:0x00004002 [ 6145.465913][ T43] Call Trace: [ 6145.465995][ T43] [ 6145.466058][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6145.466172][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6145.466288][ T43] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 6145.466406][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6145.466518][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6145.466638][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6145.466723][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6145.466835][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6145.466947][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6145.467060][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6145.467170][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6145.467289][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6145.467402][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6145.467511][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6145.467629][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6145.467737][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6145.467852][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6145.467963][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6145.468074][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6145.468183][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6145.468300][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6145.468412][ 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) [ 6145.468527][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6145.468613][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6145.468728][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6145.468838][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6145.468950][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6145.469064][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6145.469177][ 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) [ 6145.469298][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6145.469414][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6145.469523][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6145.469635][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6145.469748][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6145.469861][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6145.469974][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6145.470082][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6145.470229][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6145.470350][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6145.470464][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6145.470574][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6145.470686][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6145.470822][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6145.470932][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6145.471042][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6145.471154][ T43] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [ 6145.471301][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6145.471412][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6145.471524][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6145.471662][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6145.471774][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6145.471891][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6145.472000][ 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) [ 6145.472090][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6145.472199][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6145.472319][ T43] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [ 6145.472436][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6145.472546][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6145.472683][ T43] RIP: 0033:0x7fa1bbfc97b7 [ 6145.472799][ T43] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6145.472965][ T43] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 6145.473135][ T43] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 6145.473304][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 6145.473467][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 [ 6145.473632][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6145.473304][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 | [ 6145.473467][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 | [ 6145.473632][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6145.473798][ T43] | [ 6145.473882][ T43] INFO: lockdep is turned off. [ 6268.340358][ T43] INFO: task kworker/u16:0:11 blocked for more than 491 seconds. [ 6268.340715][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6268.340827][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6268.341010][ T43] task:kworker/u16:0 state:D stack:25360 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 6268.341236][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6268.341416][ T43] Call Trace: [ 6268.341505][ T43] [ 6268.341567][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6268.341687][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6268.341799][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6268.341913][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6268.342026][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6268.342139][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6268.342224][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6268.342357][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6268.342482][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6268.342594][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6268.342707][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6268.342821][ 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) [ 6268.342934][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6268.343045][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6268.343156][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6268.343304][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6268.343421][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6268.343530][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6268.343640][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6268.343753][ T43] process_one_work (kernel/workqueue.c:3229) [ 6268.343866][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6268.343975][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6268.344086][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6268.344205][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6268.344326][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6268.344436][ T43] kthread (kernel/kthread.c:389) [ 6268.344521][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6268.344633][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6268.344751][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6268.344865][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6268.344521][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6268.344633][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6268.344751][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6268.344865][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6268.344981][ T43] [ 6268.345084][ T43] INFO: task ip:19881 blocked for more than 491 seconds. [ 6268.345221][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6268.345342][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6268.345522][ T43] task:ip state:D stack:25808 pid:19881 tgid:19881 ppid:19825 flags:0x00004002 [ 6268.345744][ T43] Call Trace: [ 6268.345827][ T43] [ 6268.345885][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6268.345996][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6268.346115][ T43] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 6268.346231][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6268.346349][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6268.346461][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6268.346545][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6268.346658][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6268.346771][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6268.346883][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6268.346994][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6268.347114][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6268.347229][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6268.347345][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6268.347458][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6268.347568][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6268.347683][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6268.347797][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6268.347909][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6268.348027][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6268.348141][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6268.348252][ 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) [ 6268.348372][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6268.348458][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6268.348570][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6268.348685][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6268.348795][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6268.348915][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6268.349031][ 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) [ 6268.349143][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6268.349256][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6268.349373][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6268.349486][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6268.349599][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6268.349712][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6268.349829][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6268.349939][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6268.350084][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6268.350194][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6268.350310][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6268.350421][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6268.350533][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6268.350676][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6268.350791][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6268.350900][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6268.351012][ T43] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [ 6268.351149][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6268.351259][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6268.351375][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6268.351514][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6268.351626][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6268.351743][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6268.351853][ 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) [ 6268.351942][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6268.352052][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6268.352162][ T43] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [ 6268.352287][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6268.352400][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6268.352541][ T43] RIP: 0033:0x7fa1bbfc97b7 [ 6268.352661][ T43] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6268.352827][ T43] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 6268.352997][ T43] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 6268.353160][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 6268.353328][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 [ 6268.353499][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6268.353160][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 | [ 6268.353328][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 | [ 6268.353499][ T43] R13: 000000006729f773 R14: 0000000000496600 R15: 00007fffc020d320 | [ 6268.353669][ T43] | [ 6268.353753][ T43] INFO: lockdep is turned off. [ 6391.220481][ T43] INFO: task kworker/u16:0:11 blocked for more than 614 seconds. [ 6391.220855][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6391.220970][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6391.221176][ T43] task:kworker/u16:0 state:D stack:25360 pid:11 tgid:11 ppid:2 flags:0x00004000 [ 6391.221437][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6391.221590][ T43] Call Trace: [ 6391.221680][ T43] [ 6391.221745][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6391.221870][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6391.221989][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6391.222107][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6391.222240][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6391.222366][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6391.222456][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6391.222572][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6391.222688][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6391.222806][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6391.222925][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6391.223042][ 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) [ 6391.223170][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6391.223294][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6391.223413][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6391.223559][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6391.223674][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6391.223792][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6391.223904][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6391.224022][ T43] process_one_work (kernel/workqueue.c:3229) [ 6391.224145][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6391.224261][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6391.224381][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6391.224497][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6391.224643][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6391.224762][ T43] kthread (kernel/kthread.c:389) [ 6391.224849][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6391.224967][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6391.225085][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6391.225219][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6391.224849][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6391.224967][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6391.225085][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6391.225219][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6391.225346][ T43] [ 6391.225450][ T43] INFO: task ip:19881 blocked for more than 614 seconds. [ 6391.225584][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6391.225691][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6391.225882][ T43] task:ip state:D stack:25808 pid:19881 tgid:19881 ppid:19825 flags:0x00004002 [ 6391.226116][ T43] Call Trace: [ 6391.226203][ T43] [ 6391.226264][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6391.226389][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6391.226503][ T43] ? do_raw_spin_lock (./arch/x86/include/asm/atomic.h:107 ./include/linux/atomic/atomic-arch-fallback.h:2170 ./include/linux/atomic/atomic-instrumented.h:1302 ./include/asm-generic/qspinlock.h:111 kernel/locking/spinlock_debug.c:116) [ 6391.226619][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6391.226734][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6391.226852][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6391.226938][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6391.227058][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6391.227175][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6391.227301][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6391.227416][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6391.227532][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6391.227649][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6391.227766][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6391.227896][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6391.228019][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6391.228142][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6391.228258][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6391.228385][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6391.228498][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6391.228614][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6391.228728][ 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) [ 6391.228864][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6391.228953][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6391.229193][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6391.229328][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6391.229455][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6391.229577][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6391.229701][ 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) [ 6391.229820][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6391.229938][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6391.230063][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6391.230191][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6391.230314][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6391.230434][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6391.230558][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6391.230674][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6391.230824][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6391.230944][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6391.231067][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6391.231190][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6391.231312][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6391.231461][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6391.231583][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6391.231701][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6391.231820][ T43] ? __call_rcu_common.constprop.0 (./arch/x86/include/asm/irqflags.h:26 ./arch/x86/include/asm/irqflags.h:87 ./arch/x86/include/asm/irqflags.h:123 kernel/rcu/tree.c:3087) [ 6391.231966][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6391.232085][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6391.232210][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6391.232361][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6391.232481][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6391.232602][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6391.232720][ 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) [ 6391.232813][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6391.232931][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6391.233050][ T43] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [ 6391.233179][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6391.233305][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6391.233451][ T43] RIP: 0033:0x7fa1bbfc97b7 [ 6391.233574][ T43] RSP: 002b:00007fffc020d1c8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6391.233752][ T43] RAX: ffffffffffffffda RBX: 00007fffc020d8f0 RCX: 00007fa1bbfc97b7 [ 6391.233927][ T43] RDX: 0000000000000000 RSI: 00007fffc020d230 RDI: 0000000000000005 [ 6391.234124][ T43] RBP: 000000000000000c R08: 0000000000000074 R09: 0000000000000000 [ 6391.234304][ T43] R10: 00007fa1bc018ac0 R11: 0000000000000246 R12: 00007fffc020d918 Finger prints: 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_dad_work