====================================== | [ 6421.330687][T25178] other info that might help us debug this: | [ 6421.330899][T25178] no locks held by ip/25178. | [ 6421.331038][T25178] | [ 6421.331038][T25178] stack backtrace: [ 6421.331423][T25178] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 6421.331775][T25178] Call Trace: [ 6421.331886][T25178] [6421.331962][T25178] dump_stack_lvl (lib/dump_stack.c:123) [6421.332127][T25178] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [6421.332271][T25178] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [6421.332428][T25178] __lock_release (kernel/locking/lockdep.c:5502) [6421.332579][T25178] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [6421.332737][T25178] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [6421.332878][T25178] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [6421.333018][T25178] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [6421.333163][T25178] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [6421.333306][T25178] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [6421.333483][T25178] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [6421.333624][T25178] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [6421.333765][T25178] rtnl_newlink (net/core/rtnetlink.c:3961) [6421.333906][T25178] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [6421.334045][T25178] ? find_held_lock (kernel/locking/lockdep.c:5315) [6421.334204][T25178] ? __lock_release (kernel/locking/lockdep.c:5501) [6421.334346][T25178] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [6421.334494][T25178] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [6421.334638][T25178] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [6421.334779][T25178] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [6421.334917][T25178] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [6421.335066][T25178] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [6421.335219][T25178] ? 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) [6421.335362][T25178] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [6421.335488][T25178] ? __lock_acquire (kernel/locking/lockdep.c:5202) [6421.335636][T25178] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [6421.335780][T25178] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [6421.335928][T25178] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [6421.336074][T25178] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [6421.336224][T25178] ? 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) [6421.336373][T25178] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [6421.336523][T25178] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [6421.336666][T25178] ? find_held_lock (kernel/locking/lockdep.c:5315) [6421.336818][T25178] netlink_sendmsg (net/netlink/af_netlink.c:1886) [6421.336960][T25178] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [6421.337101][T25178] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [6421.337243][T25178] ? __pfx_____sys_sendmsg (net/socket.c:2555) [6421.337423][T25178] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [6421.337607][T25178] ___sys_sendmsg (net/socket.c:2665) [6421.337750][T25178] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [6421.337909][T25178] ? __pfx____sys_sendmsg (net/socket.c:2652) [6421.338104][T25178] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [6421.338265][T25178] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [6421.338449][T25178] ? kasan_save_stack (mm/kasan/common.c:49) [6421.338593][T25178] ? kasan_save_stack (mm/kasan/common.c:48) [6421.338740][T25178] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [6421.338884][T25178] ? __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) [6421.339065][T25178] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [6421.339218][T25178] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [6421.339366][T25178] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [6421.339547][T25178] ? __lock_acquire (kernel/locking/lockdep.c:5202) [6421.339692][T25178] ? find_held_lock (kernel/locking/lockdep.c:5315) [6421.339838][T25178] ? __lock_release (kernel/locking/lockdep.c:5501) [6421.339983][T25178] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [6421.340097][T25178] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [6421.340243][T25178] ? __pfx___sys_sendmsg (net/socket.c:2680) [6421.340390][T25178] ? __virt_addr_valid (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:962 ./include/linux/mmzone.h:2053 arch/x86/mm/physaddr.c:65) [6421.340539][T25178] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [6421.340682][T25178] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6421.340866][T25178] RIP: 0033:0x7f6ce07457b7 [ 6421.341015][T25178] 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) [ 6421.341528][T25178] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6421.341763][T25178] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 6421.341979][T25178] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 6421.342198][T25178] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 6421.342417][T25178] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 [ 6421.342656][T25178] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6421.341979][T25178] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 | [ 6421.342198][T25178] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 | [ 6421.342417][T25178] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 | [ 6421.342656][T25178] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6421.342898][T25178] [ 6636.996487][ T43] INFO: task kworker/u16:1:74 blocked for more than 122 seconds. [ 6636.996874][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6636.997019][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6636.997277][ T43] task:kworker/u16:1 state:D stack:23520 pid:74 tgid:74 ppid:2 flags:0x00004000 [ 6636.997605][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6636.997798][ T43] Call Trace: [ 6636.997903][ T43] [ 6636.997986][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6636.998152][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6636.998301][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6636.998470][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6636.998630][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6636.998779][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6636.998893][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6636.999042][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6636.999217][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6636.999366][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6636.999515][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6636.999663][ 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) [ 6636.999802][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6636.999942][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6637.000081][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6637.000262][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6637.000416][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6637.000576][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6637.000722][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6637.000865][ T43] process_one_work (kernel/workqueue.c:3229) [ 6637.001007][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6637.001156][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6637.001310][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6637.001469][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6637.001610][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 6637.001781][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6637.001917][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6637.002054][ T43] kthread (kernel/kthread.c:389) [ 6637.002160][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6637.002303][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6637.002452][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6637.002596][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6637.002160][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6637.002303][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6637.002452][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6637.002596][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6637.002751][ T43] [ 6637.002868][ T43] INFO: task ip:25178 blocked for more than 122 seconds. [ 6637.003030][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6637.003159][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6637.003389][ T43] task:ip state:D stack:25944 pid:25178 tgid:25178 ppid:25135 flags:0x00004002 [ 6637.003667][ T43] Call Trace: [ 6637.003772][ T43] [ 6637.003843][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6637.003985][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6637.004123][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6637.004265][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6637.004414][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6637.004522][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6637.004664][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6637.004804][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6637.004943][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6637.005090][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6637.005251][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6637.005411][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6637.005556][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6637.005700][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6637.005840][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6637.005988][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6637.006140][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6637.006279][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6637.006423][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6637.006562][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6637.006727][ 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) [ 6637.006871][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6637.006978][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6637.007124][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6637.007268][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6637.007414][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6637.007563][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6637.007708][ 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) [ 6637.007860][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6637.008005][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6637.008152][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6637.008293][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6637.008431][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6637.008563][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6637.008697][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6637.008826][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6637.008990][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6637.009121][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6637.009254][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6637.009403][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6637.009538][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6637.009702][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6637.009833][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6637.009962][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6637.010091][ 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) [ 6637.010257][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6637.010399][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6637.010534][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6637.010696][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6637.010829][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6637.010963][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6637.011093][ 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) [ 6637.011196][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6637.011350][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6637.011496][ 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) [ 6637.011647][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6637.011783][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6637.011953][ T43] RIP: 0033:0x7f6ce07457b7 [ 6637.012096][ T43] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6637.012307][ T43] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 6637.012530][ T43] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 6637.012752][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 6637.012955][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 [ 6637.013159][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6637.012752][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 | [ 6637.012955][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 | [ 6637.013159][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6637.013385][ T43] | [ 6637.013495][ T43] INFO: lockdep is turned off. [ 6759.876584][ T43] INFO: task kworker/u16:1:74 blocked for more than 245 seconds. [ 6759.877485][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6759.877802][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6759.878049][ T43] task:kworker/u16:1 state:D stack:23520 pid:74 tgid:74 ppid:2 flags:0x00004000 [ 6759.878345][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6759.878558][ T43] Call Trace: [ 6759.878677][ T43] [ 6759.878752][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6759.878912][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6759.879059][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6759.879196][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6759.879336][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6759.879481][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6759.879587][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6759.879724][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6759.879864][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6759.880031][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6759.880176][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6759.880317][ 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) [ 6759.880472][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6759.880626][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6759.880763][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6759.880961][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6759.881106][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6759.881258][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6759.881429][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6759.881569][ T43] process_one_work (kernel/workqueue.c:3229) [ 6759.881710][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6759.881847][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6759.881983][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6759.882119][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6759.882257][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 6759.882446][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6759.882585][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6759.882719][ T43] kthread (kernel/kthread.c:389) [ 6759.882865][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6759.883012][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6759.883163][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6759.883313][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6759.882865][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6759.883012][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6759.883163][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6759.883313][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6759.883482][ T43] [ 6759.883612][ T43] INFO: task ip:25178 blocked for more than 245 seconds. [ 6759.883786][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6759.883916][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6759.884138][ T43] task:ip state:D stack:25944 pid:25178 tgid:25178 ppid:25135 flags:0x00004002 [ 6759.884420][ T43] Call Trace: [ 6759.884522][ T43] [ 6759.884592][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6759.884741][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6759.884880][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6759.885017][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6759.885154][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6759.885256][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6759.885412][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6759.885552][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6759.885689][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6759.885825][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6759.886013][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6759.886159][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6759.886298][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6759.886453][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6759.886596][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6759.886743][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6759.886887][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6759.887029][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6759.887171][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6759.887315][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6759.887466][ 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) [ 6759.887607][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6759.887716][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6759.887876][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6759.888038][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6759.888203][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6759.888367][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6759.888516][ 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) [ 6759.888665][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6759.888812][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6759.888958][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6759.889105][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6759.889252][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6759.889433][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6759.889592][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6759.889725][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6759.889899][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6759.890033][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6759.890170][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6759.890301][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6759.890444][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6759.890614][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6759.890759][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6759.890889][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6759.891024][ 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) [ 6759.891194][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6759.891344][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6759.891488][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6759.891656][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6759.891791][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6759.891932][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6759.892064][ 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) [ 6759.892168][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6759.892304][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6759.892447][ 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) [ 6759.892589][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6759.892728][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6759.892901][ T43] RIP: 0033:0x7f6ce07457b7 [ 6759.893045][ T43] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6759.893246][ T43] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 6759.893465][ T43] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 6759.893666][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 6759.893867][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 [ 6759.894076][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6759.893666][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 | [ 6759.893867][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 | [ 6759.894076][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6759.894275][ T43] | [ 6759.894391][ T43] INFO: lockdep is turned off. [ 6882.756597][ T43] INFO: task kworker/u16:1:74 blocked for more than 368 seconds. [ 6882.756939][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6882.757071][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6882.757318][ T43] task:kworker/u16:1 state:D stack:23520 pid:74 tgid:74 ppid:2 flags:0x00004000 [ 6882.757634][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 6882.757823][ T43] Call Trace: [ 6882.757931][ T43] [ 6882.758008][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6882.758158][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6882.758300][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6882.758455][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6882.758610][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6882.758753][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6882.758861][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6882.759003][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6882.759150][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6882.759288][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6882.759438][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6882.759580][ 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) [ 6882.759732][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6882.759869][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 6882.760010][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 6882.760186][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 6882.760328][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6882.760475][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 6882.760616][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 6882.760757][ T43] process_one_work (kernel/workqueue.c:3229) [ 6882.760907][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6882.761050][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 6882.761196][ T43] ? assign_work (kernel/workqueue.c:1200) [ 6882.761342][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 6882.761507][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 6882.761698][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6882.761840][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 6882.761981][ T43] kthread (kernel/kthread.c:389) [ 6882.762097][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6882.762243][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 6882.762398][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 6882.762540][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6882.762097][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6882.762243][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 6882.762398][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 6882.762540][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 6882.762689][ T43] [ 6882.762808][ T43] INFO: task ip:25178 blocked for more than 368 seconds. [ 6882.762975][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 6882.763107][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 6882.763342][ T43] task:ip state:D stack:25944 pid:25178 tgid:25178 ppid:25135 flags:0x00004002 [ 6882.763634][ T43] Call Trace: [ 6882.763747][ T43] [ 6882.763822][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 6882.763967][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 6882.764111][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6882.764257][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 6882.764408][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 6882.764524][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 6882.764668][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 6882.764812][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 6882.764957][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6882.765100][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 6882.765255][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 6882.765419][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6882.765563][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 6882.765713][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6882.765851][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6882.765996][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 6882.766140][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 6882.766282][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 6882.766430][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 6882.766575][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6882.766717][ 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) [ 6882.766857][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 6882.766984][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6882.767123][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 6882.767266][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 6882.767415][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 6882.767559][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 6882.767702][ 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) [ 6882.767843][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 6882.767983][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 6882.768127][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6882.768268][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 6882.768416][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 6882.768560][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 6882.768703][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 6882.768842][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 6882.769022][ T43] ___sys_sendmsg (net/socket.c:2665) [ 6882.769163][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 6882.769313][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 6882.769467][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 6882.769615][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 6882.769795][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 6882.769938][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 6882.770080][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 6882.770225][ 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) [ 6882.770415][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 6882.770558][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6882.770703][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6882.770884][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 6882.771026][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 6882.771167][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 6882.771307][ 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) [ 6882.771425][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 6882.771570][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 6882.771716][ 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) [ 6882.771865][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 6882.772008][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 6882.772182][ T43] RIP: 0033:0x7f6ce07457b7 [ 6882.772332][ T43] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 6882.772553][ T43] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 6882.772773][ T43] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 6882.772984][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 6882.773192][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 [ 6882.773418][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6882.772984][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 | [ 6882.773192][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 | [ 6882.773418][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 6882.773633][ T43] | [ 6882.773741][ T43] INFO: lockdep is turned off. [ 7005.636572][ T43] INFO: task kworker/u16:1:74 blocked for more than 491 seconds. [ 7005.636975][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 7005.637105][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 7005.637326][ T43] task:kworker/u16:1 state:D stack:23520 pid:74 tgid:74 ppid:2 flags:0x00004000 [ 7005.637631][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 7005.637815][ T43] Call Trace: [ 7005.637935][ T43] [ 7005.638011][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 7005.638157][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 7005.638292][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7005.638442][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7005.638585][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7005.638721][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 7005.638823][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 7005.638960][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 7005.639109][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7005.639242][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 7005.639381][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7005.639519][ 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) [ 7005.639659][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7005.639788][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7005.639921][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 7005.640093][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 7005.640242][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 7005.640382][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 7005.640518][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 7005.640655][ T43] process_one_work (kernel/workqueue.c:3229) [ 7005.640794][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 7005.640933][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 7005.641070][ T43] ? assign_work (kernel/workqueue.c:1200) [ 7005.641209][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 7005.641353][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 7005.641554][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 7005.641688][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 7005.641820][ T43] kthread (kernel/kthread.c:389) [ 7005.641922][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 7005.642055][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 7005.642194][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 7005.642325][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 7005.641922][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 7005.642055][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 7005.642194][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 7005.642325][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 7005.642478][ T43] [ 7005.642596][ T43] INFO: task ip:25178 blocked for more than 491 seconds. [ 7005.642760][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 7005.642911][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 7005.643349][ T43] task:ip state:D stack:25944 pid:25178 tgid:25178 ppid:25135 flags:0x00004002 [ 7005.643611][ T43] Call Trace: [ 7005.643702][ T43] [ 7005.643776][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 7005.643908][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 7005.644032][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7005.644154][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7005.644276][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 7005.644387][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 7005.644514][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 7005.644635][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 7005.644779][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7005.644900][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 7005.645020][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7005.645142][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7005.645256][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7005.645389][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 7005.645506][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7005.645627][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 7005.645747][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 7005.645874][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 7005.645991][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 7005.646114][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 7005.646235][ 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) [ 7005.646363][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 7005.646457][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7005.646588][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 7005.646708][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 7005.646829][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 7005.646947][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 7005.647064][ 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) [ 7005.647183][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 7005.647297][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 7005.647419][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7005.647535][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 7005.647652][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 7005.647775][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 7005.647891][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 7005.648004][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 7005.648163][ T43] ___sys_sendmsg (net/socket.c:2665) [ 7005.648277][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 7005.648400][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 7005.648513][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 7005.648630][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 7005.648780][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 7005.648899][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 7005.649012][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 7005.649130][ 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) [ 7005.649272][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 7005.649403][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 7005.649520][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 7005.649669][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7005.649789][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7005.649903][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 7005.650031][ 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) [ 7005.650119][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 7005.650237][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 7005.650348][ 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) [ 7005.650481][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 7005.650593][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 7005.650744][ T43] RIP: 0033:0x7f6ce07457b7 [ 7005.650862][ T43] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7005.651033][ T43] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 7005.651208][ T43] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 7005.651382][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 7005.651557][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 [ 7005.651727][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 7005.651382][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 | [ 7005.651557][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 | [ 7005.651727][ T43] R13: 000000006729d01a R14: 0000000000496600 R15: 00007fffe3b492ac | [ 7005.651899][ T43] | [ 7005.651988][ T43] INFO: lockdep is turned off. [ 7128.516575][ T43] INFO: task kworker/u16:1:74 blocked for more than 614 seconds. [ 7128.517052][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 7128.517168][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 7128.517403][ T43] task:kworker/u16:1 state:D stack:23520 pid:74 tgid:74 ppid:2 flags:0x00004000 [ 7128.517651][ T43] Workqueue: ipv6_addrconf addrconf_dad_work [ 7128.517806][ T43] Call Trace: [ 7128.517895][ T43] [ 7128.517959][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 7128.518085][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 7128.518228][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7128.518378][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7128.518514][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7128.518630][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 7128.518719][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 7128.518835][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 7128.518957][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7128.519071][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 7128.519200][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7128.519321][ 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) [ 7128.519451][ T43] ? addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7128.519565][ T43] addrconf_dad_work (./include/linux/spinlock.h:356 net/ipv6/addrconf.c:4198) [ 7128.519678][ T43] ? __pfx_debug_object_deactivate (lib/debugobjects.c:752) [ 7128.519825][ T43] ? __pfx_addrconf_dad_work (net/ipv6/addrconf.c:4182) [ 7128.519950][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 7128.520065][ T43] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 7128.520177][ T43] ? process_one_work (kernel/workqueue.c:3205) [ 7128.520301][ T43] process_one_work (kernel/workqueue.c:3229) [ 7128.520423][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 7128.520540][ T43] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 7128.520655][ T43] ? assign_work (kernel/workqueue.c:1200) [ 7128.520776][ T43] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 7128.520890][ T43] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 7128.521035][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 7128.521148][ T43] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 7128.521266][ T43] kthread (kernel/kthread.c:389) [ 7128.521375][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 7128.521498][ T43] ret_from_fork (arch/x86/kernel/process.c:147) [ 7128.521617][ T43] ? __pfx_kthread (kernel/kthread.c:342) [ 7128.521729][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 7128.521375][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 7128.521498][ T43] ret_from_fork (arch/x86/kernel/process.c:147) | [ 7128.521617][ T43] ? __pfx_kthread (kernel/kthread.c:342) | [ 7128.521729][ T43] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 7128.521869][ T43] [ 7128.521972][ T43] INFO: task ip:25178 blocked for more than 614 seconds. [ 7128.522114][ T43] Not tainted 6.12.0-rc5-virtme #1 [ 7128.522233][ T43] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 7128.522434][ T43] task:ip state:D stack:25944 pid:25178 tgid:25178 ppid:25135 flags:0x00004002 [ 7128.522667][ T43] Call Trace: [ 7128.522754][ T43] [ 7128.522815][ T43] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 7128.522934][ T43] ? __pfx___schedule (kernel/sched/core.c:6546) [ 7128.523063][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7128.523181][ T43] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 7128.523315][ T43] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 7128.523410][ T43] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 7128.523528][ T43] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 7128.523642][ T43] ? __pfx_validate_nla (lib/nlattr.c:396) [ 7128.523777][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7128.523898][ T43] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 7128.524015][ T43] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 7128.524137][ T43] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7128.524257][ T43] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 7128.524379][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 7128.524492][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7128.524616][ T43] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 7128.524734][ T43] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 7128.524851][ T43] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 7128.524965][ T43] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 7128.525091][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 7128.525214][ 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) [ 7128.525328][ T43] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 7128.525437][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7128.525553][ T43] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 7128.525673][ T43] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 7128.525788][ T43] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 7128.525904][ T43] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 7128.526022][ 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) [ 7128.526146][ T43] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 7128.526265][ T43] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 7128.526385][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7128.526502][ T43] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 7128.526619][ T43] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 7128.526734][ T43] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 7128.526849][ T43] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 7128.526966][ T43] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 7128.527124][ T43] ___sys_sendmsg (net/socket.c:2665) [ 7128.527237][ T43] ? __pfx_stack_trace_save (kernel/stacktrace.c:114) [ 7128.527363][ T43] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 7128.527475][ T43] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 7128.527593][ T43] ? __pfx_slab_free_after_rcu_debug (mm/slub.c:4609) [ 7128.527740][ T43] ? kasan_save_stack (mm/kasan/common.c:49) [ 7128.527855][ T43] ? kasan_save_stack (mm/kasan/common.c:48) [ 7128.527967][ T43] ? __kasan_record_aux_stack (mm/kasan/generic.c:541) [ 7128.528092][ 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) [ 7128.528234][ T43] ? __x64_sys_close (fs/open.c:1570 fs/open.c:1552 fs/open.c:1552) [ 7128.528350][ T43] ? do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 7128.528479][ T43] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 7128.528624][ T43] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 7128.528741][ T43] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 7128.528858][ T43] ? __lock_release (kernel/locking/lockdep.c:5501) [ 7128.528985][ 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) [ 7128.529076][ T43] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 7128.529201][ T43] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 7128.529318][ 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) [ 7128.529454][ T43] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 7128.529570][ T43] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 7128.529731][ T43] RIP: 0033:0x7f6ce07457b7 [ 7128.529877][ T43] RSP: 002b:00007fffe3b49158 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 7128.530063][ T43] RAX: ffffffffffffffda RBX: 00007fffe3b49890 RCX: 00007f6ce07457b7 [ 7128.530252][ T43] RDX: 0000000000000000 RSI: 00007fffe3b491c0 RDI: 0000000000000005 [ 7128.530439][ T43] RBP: 0000000000000008 R08: 0000000000000068 R09: 0000000000000000 [ 7128.530606][ T43] R10: 00007f6ce0794ac0 R11: 0000000000000246 R12: 00007fffe3b498a8 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