====================================== | [ 34.374881][ T276] other info that might help us debug this: | [ 34.375069][ T276] no locks held by ip/276. | [ 34.375196][ T276] | [ 34.375196][ T276] stack backtrace: [ 34.375547][ T276] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.16.3-0-ga6ed6b701f0a-prebuilt.qemu.org 04/01/2014 [ 34.375829][ T276] Call Trace: [ 34.375936][ T276] [ 34.376005][ T276] dump_stack_lvl (lib/dump_stack.c:123) [ 34.376140][ T276] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 34.376275][ T276] print_unlock_imbalance_bug (kernel/locking/lockdep.c:5266) [ 34.376404][ T276] __lock_release (kernel/locking/lockdep.c:5502) [ 34.376533][ T276] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 34.376661][ T276] ? __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 34.376788][ T276] lock_release (kernel/locking/lockdep.c:467 kernel/locking/lockdep.c:5848) [ 34.376915][ T276] __mutex_unlock_slowpath (./include/linux/instrumented.h:68 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:921) [ 34.377044][ T276] ? __pfx_lock_acquire.part.0 (kernel/locking/lockdep.c:5790) [ 34.377170][ T276] ? __pfx___mutex_unlock_slowpath (kernel/locking/mutex.c:907) [ 34.377331][ T276] ? rtnl_link_ops_get (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:558) [ 34.377457][ T276] __rtnl_unlock (net/core/rtnetlink.c:140 (discriminator 3)) [ 34.377583][ T276] rtnl_newlink (net/core/rtnetlink.c:3961) [ 34.377712][ T276] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 34.377837][ T276] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 34.377965][ T276] ? __lock_release (kernel/locking/lockdep.c:5501) [ 34.378089][ T276] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 34.378217][ T276] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 34.378347][ T276] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 34.378472][ T276] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 34.378599][ T276] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 34.378726][ T276] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 34.378852][ T276] ? 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) [ 34.378979][ T276] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 34.379077][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 34.379204][ T276] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 34.379334][ T276] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 34.379459][ T276] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 34.379591][ T276] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 34.379719][ T276] ? 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) [ 34.379846][ T276] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 34.379974][ T276] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 34.380108][ T276] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 34.380235][ T276] ? __lock_release (kernel/locking/lockdep.c:5501) [ 34.380367][ T276] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 34.380495][ T276] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 34.380624][ T276] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 34.380753][ T276] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 34.380884][ T276] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 34.381010][ T276] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 34.381168][ T276] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 34.381294][ T276] ? 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) [ 34.381425][ T276] ___sys_sendmsg (net/socket.c:2665) [ 34.381553][ T276] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 34.381681][ T276] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 34.381811][ T276] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 34.381947][ T276] ? __lock_release (kernel/locking/lockdep.c:5501) [ 34.382075][ T276] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 34.382205][ T276] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 34.382330][ T276] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 34.382460][ T276] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 34.382589][ T276] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 34.382717][ T276] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 34.382816][ T276] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 34.382945][ T276] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 34.383072][ T276] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 34.383201][ T276] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 34.383364][ T276] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 34.383492][ T276] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 34.383656][ T276] RIP: 0033:0x7fb3a1f9e7b7 [ 34.383788][ T276] 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) [ 34.384237][ T276] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 34.384429][ T276] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 34.384623][ T276] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 34.384814][ T276] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 34.385003][ T276] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 34.385191][ T276] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 34.384623][ T276] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 | [ 34.384814][ T276] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 34.385003][ T276] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 34.385191][ T276] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 34.385386][ T276] [ 247.117326][ T44] INFO: task ip:276 blocked for more than 122 seconds. [ 247.117565][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 247.117683][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 247.117875][ T44] task:ip state:D stack:25792 pid:276 tgid:276 ppid:246 flags:0x00004002 [ 247.118111][ T44] Call Trace: [ 247.118218][ T44] [ 247.118285][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 247.118405][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 247.118523][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.118644][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 247.118756][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 247.118845][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 247.118954][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 247.119069][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.119196][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 247.119328][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.119463][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.119577][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 247.119698][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.119813][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.119933][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.120050][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 247.120162][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 247.120286][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 247.120403][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.120516][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 247.120641][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 247.120732][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.120847][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 247.120961][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 247.121081][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 247.121204][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 247.121316][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 247.121427][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 247.121541][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 247.121653][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.121770][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.121884][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 247.122001][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 247.122115][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 247.122238][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 247.122350][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 247.122461][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 247.122602][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 247.122715][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 247.122827][ T44] ___sys_sendmsg (net/socket.c:2665) [ 247.122943][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 247.123054][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 247.123184][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 247.123300][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 247.123430][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.123546][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 247.123660][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 247.123770][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 247.123884][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 247.123995][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 247.124082][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 247.124201][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 247.124313][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 247.124426][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 247.124569][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 247.124683][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 247.124825][ T44] RIP: 0033:0x7fb3a1f9e7b7 [ 247.124947][ T44] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 247.125116][ T44] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 247.125288][ T44] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 247.125462][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 247.125632][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 247.125801][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 247.125462][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 247.125632][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 247.125801][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 247.125974][ T44] | [ 247.126059][ T44] INFO: lockdep is turned off. [ 369.997264][ T44] INFO: task kworker/u16:1:77 blocked for more than 122 seconds. [ 369.997506][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 369.997613][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 369.997845][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 369.998074][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 369.998248][ T44] Call Trace: [ 369.998333][ T44] [ 369.998394][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 369.998509][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 369.998622][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 369.998740][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.998853][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 369.998966][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 369.999052][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 369.999161][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 369.999288][ T44] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 369.999400][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.999511][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 369.999635][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.999751][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 369.999876][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 369.999986][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 370.000095][ T44] process_one_work (kernel/workqueue.c:3229) [ 370.000213][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 370.000324][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 370.000444][ T44] ? assign_work (kernel/workqueue.c:1200) [ 370.000556][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 370.000665][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 370.000808][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 370.000917][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 370.001025][ T44] kthread (kernel/kthread.c:389) [ 370.001110][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 370.001231][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 370.001343][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 370.001456][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 370.001110][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 370.001231][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 370.001343][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 370.001456][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 370.001572][ T44] [ 370.001661][ T44] INFO: task ip:276 blocked for more than 245 seconds. [ 370.001793][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 370.001896][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 370.002074][ T44] task:ip state:D stack:25792 pid:276 tgid:276 ppid:246 flags:0x00004002 [ 370.002310][ T44] Call Trace: [ 370.002394][ T44] [ 370.002452][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 370.002563][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 370.002676][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 370.002786][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 370.002897][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 370.002981][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 370.003093][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 370.003212][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.003323][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 370.003434][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 370.003548][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.003659][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 370.003769][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 370.003879][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.003993][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 370.004106][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 370.004230][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 370.004344][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 370.004456][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 370.004569][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 370.004678][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 370.004765][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 370.004879][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 370.004989][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 370.005103][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 370.005226][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 370.005343][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 370.005456][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 370.005569][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 370.005679][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.005792][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 370.005902][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 370.006019][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 370.006130][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 370.006260][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 370.006373][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 370.006485][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 370.006624][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 370.006733][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 370.006843][ T44] ___sys_sendmsg (net/socket.c:2665) [ 370.006959][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 370.007070][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 370.007188][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 370.007299][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 370.007409][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 370.007520][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 370.007632][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 370.007742][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 370.007854][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 370.007966][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 370.008055][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 370.008165][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 370.008286][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 370.008401][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 370.008540][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 370.008653][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 370.008793][ T44] RIP: 0033:0x7fb3a1f9e7b7 [ 370.008910][ T44] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 370.009081][ T44] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 370.009256][ T44] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 370.009424][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 370.009587][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 370.009766][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 370.009424][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 370.009587][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 370.009766][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 370.009944][ T44] | [ 370.010027][ T44] INFO: lockdep is turned off. [ 492.877310][ T44] INFO: task kworker/u16:1:77 blocked for more than 245 seconds. [ 492.877560][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.877669][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.877858][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 492.878087][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 492.878251][ T44] Call Trace: [ 492.878343][ T44] [ 492.878402][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.878519][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.878630][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.878746][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.878864][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.878976][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.879071][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.879192][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.879306][ T44] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 492.879417][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.879531][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.879646][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.879757][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.879869][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.879979][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 492.880094][ T44] process_one_work (kernel/workqueue.c:3229) [ 492.880212][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.880325][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 492.880438][ T44] ? assign_work (kernel/workqueue.c:1200) [ 492.880559][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 492.880669][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 492.880811][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.880922][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 492.881032][ T44] kthread (kernel/kthread.c:389) [ 492.881117][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.881234][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 492.881348][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 492.881463][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.881117][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.881234][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 492.881348][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 492.881463][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 492.881579][ T44] [ 492.881670][ T44] INFO: task ip:276 blocked for more than 368 seconds. [ 492.881802][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 492.881913][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 492.882091][ T44] task:ip state:D stack:25792 pid:276 tgid:276 ppid:246 flags:0x00004002 [ 492.882325][ T44] Call Trace: [ 492.882416][ T44] [ 492.882474][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 492.882587][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 492.882701][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.882812][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 492.882925][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 492.883010][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 492.883125][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 492.883242][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.883357][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 492.883469][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.883584][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.883697][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 492.883809][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.883919][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.884031][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.884145][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 492.884265][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 492.884381][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 492.884492][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.884605][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 492.884714][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 492.884800][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.884911][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 492.885021][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 492.885135][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 492.885259][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 492.885370][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 492.885485][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 492.885600][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 492.885713][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.885828][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.885940][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 492.886055][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 492.886190][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 492.886306][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 492.886417][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 492.886530][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 492.886669][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 492.886781][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 492.886892][ T44] ___sys_sendmsg (net/socket.c:2665) [ 492.887006][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 492.887123][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 492.887242][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 492.887367][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 492.887477][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.887591][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 492.887699][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 492.887825][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 492.887936][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 492.888052][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 492.888140][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 492.888257][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 492.888369][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 492.888484][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 492.888627][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 492.888740][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 492.888884][ T44] RIP: 0033:0x7fb3a1f9e7b7 [ 492.889003][ T44] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 492.889185][ T44] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 492.889353][ T44] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 492.889519][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 492.889682][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 492.889849][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 492.889519][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 492.889682][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 492.889849][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 492.890020][ T44] | [ 492.890104][ T44] INFO: lockdep is turned off. [ 615.757355][ T44] INFO: task kworker/u16:1:77 blocked for more than 368 seconds. [ 615.757615][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.757726][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.757924][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 615.758152][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 615.758344][ T44] Call Trace: [ 615.758435][ T44] [ 615.758496][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.758615][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.758730][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.758929][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.759059][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.759188][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.759277][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.759393][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.759512][ T44] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 615.759625][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.759739][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.759853][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.759979][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.760095][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.760212][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 615.760325][ T44] process_one_work (kernel/workqueue.c:3229) [ 615.760439][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.760555][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 615.760668][ T44] ? assign_work (kernel/workqueue.c:1200) [ 615.760782][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 615.760898][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 615.761043][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.761156][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 615.761273][ T44] kthread (kernel/kthread.c:389) [ 615.761357][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.761473][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 615.761589][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 615.761701][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.761357][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.761473][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 615.761589][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 615.761701][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 615.761823][ T44] [ 615.761913][ T44] INFO: task ip:276 blocked for more than 491 seconds. [ 615.762048][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 615.762153][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 615.762344][ T44] task:ip state:D stack:25792 pid:276 tgid:276 ppid:246 flags:0x00004002 [ 615.762569][ T44] Call Trace: [ 615.762652][ T44] [ 615.762713][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 615.762828][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 615.762944][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.763058][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 615.763169][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 615.763263][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 615.763378][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 615.763492][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.763611][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 615.763724][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.763838][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.763951][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 615.764070][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.764188][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.764303][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.764418][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 615.764530][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 615.764650][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 615.764763][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.764876][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 615.764988][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 615.765074][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.765194][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 615.765307][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 615.765425][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 615.765546][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 615.765661][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 615.765775][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 615.765890][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 615.766002][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.766117][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.766241][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 615.766360][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 615.766479][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 615.766595][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 615.766709][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 615.766824][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 615.766967][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 615.767081][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 615.767200][ T44] ___sys_sendmsg (net/socket.c:2665) [ 615.767315][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 615.767433][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 615.767549][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 615.767662][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 615.767772][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.767885][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 615.767996][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 615.768108][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 615.768228][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 615.768351][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 615.768445][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 615.768557][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 615.768669][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 615.768786][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 615.768933][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 615.769048][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 615.769198][ T44] RIP: 0033:0x7fb3a1f9e7b7 [ 615.769319][ T44] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 615.769496][ T44] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 615.769665][ T44] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 615.769837][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 615.770006][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 615.770189][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 615.769837][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 615.770006][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 615.770189][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 615.770379][ T44] | [ 615.770469][ T44] INFO: lockdep is turned off. [ 738.637345][ T44] INFO: task kworker/u16:1:77 blocked for more than 491 seconds. [ 738.637702][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.637816][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.638006][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 738.638294][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 738.638450][ T44] Call Trace: [ 738.638537][ T44] [ 738.638602][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.638722][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.638837][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.638953][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.639069][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.639201][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.639289][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.639404][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.639524][ T44] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 738.639642][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.639757][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.639869][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.639989][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.640105][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.640226][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 738.640342][ T44] process_one_work (kernel/workqueue.c:3229) [ 738.640458][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.640573][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 738.640687][ T44] ? assign_work (kernel/workqueue.c:1200) [ 738.640804][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 738.640950][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 738.641095][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.641210][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 738.641321][ T44] kthread (kernel/kthread.c:389) [ 738.641409][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.641522][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 738.641636][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 738.641748][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.641409][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.641522][ T44] ret_from_fork (arch/x86/kernel/process.c:147) | [ 738.641636][ T44] ? __pfx_kthread (kernel/kthread.c:342) | [ 738.641748][ T44] ret_from_fork_asm (arch/x86/entry/entry_64.S:257) | [ 738.641874][ T44] [ 738.641971][ T44] INFO: task ip:276 blocked for more than 614 seconds. [ 738.642117][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 738.642238][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 738.642419][ T44] task:ip state:D stack:25792 pid:276 tgid:276 ppid:246 flags:0x00004002 [ 738.642643][ T44] Call Trace: [ 738.642727][ T44] [ 738.642786][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 738.642910][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 738.643029][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.643144][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 738.643262][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 738.643348][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 738.643462][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 738.643577][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.643695][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 738.643818][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.643935][ T44] ? rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.644047][ T44] rtnl_newlink (net/core/rtnetlink.c:321 net/core/rtnetlink.c:4025) [ 738.644160][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.644277][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.644394][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.644509][ T44] ? rtnetlink_rcv_msg (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/core/rtnetlink.c:6926) [ 738.644620][ T44] ? __pfx_rtnl_newlink (net/core/rtnetlink.c:3919) [ 738.644738][ T44] rtnetlink_rcv_msg (net/core/rtnetlink.c:6928) [ 738.644851][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.644965][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 738.645077][ T44] ? mark_lock (kernel/locking/lockdep.c:4703 (discriminator 3)) [ 738.645164][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.645290][ T44] netlink_rcv_skb (net/netlink/af_netlink.c:2536) [ 738.645407][ T44] ? __pfx_rtnetlink_rcv_msg (net/core/rtnetlink.c:6831) [ 738.645525][ T44] ? __pfx_netlink_rcv_skb (net/netlink/af_netlink.c:2513) [ 738.645640][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 net/netlink/af_netlink.c:340) [ 738.645758][ T44] ? netlink_deliver_tap (./include/linux/rcupdate.h:347 ./include/linux/rcupdate.h:880 ./include/net/netns/generic.h:48 net/netlink/af_netlink.c:333) [ 738.645869][ T44] netlink_unicast (net/netlink/af_netlink.c:1316 net/netlink/af_netlink.c:1342) [ 738.645985][ T44] ? __pfx_netlink_unicast (net/netlink/af_netlink.c:1327) [ 738.646099][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.646226][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.646339][ T44] netlink_sendmsg (net/netlink/af_netlink.c:1886) [ 738.646454][ T44] ? __pfx_netlink_sendmsg (net/netlink/af_netlink.c:1805) [ 738.646568][ T44] ? _copy_from_user (./arch/x86/include/asm/smap.h:33 ./arch/x86/include/asm/uaccess_64.h:134 ./arch/x86/include/asm/uaccess_64.h:141 ./include/linux/uaccess.h:178 lib/usercopy.c:18) [ 738.646688][ T44] ____sys_sendmsg (net/socket.c:729 net/socket.c:744 net/socket.c:2609) [ 738.646801][ T44] ? __pfx_____sys_sendmsg (net/socket.c:2555) [ 738.646915][ T44] ? __pfx_copy_msghdr_from_user (net/socket.c:2535) [ 738.647056][ T44] ? __pfx_validate_chain (kernel/locking/lockdep.c:3860) [ 738.647178][ T44] ? hlock_class (./arch/x86/include/asm/bitops.h:227 ./arch/x86/include/asm/bitops.h:239 ./include/asm-generic/bitops/instrumented-non-atomic.h:142 kernel/locking/lockdep.c:228) [ 738.647294][ T44] ___sys_sendmsg (net/socket.c:2665) [ 738.647413][ T44] ? __pfx____sys_sendmsg (net/socket.c:2652) [ 738.647526][ T44] ? __lock_acquire (kernel/locking/lockdep.c:5202) [ 738.647656][ T44] ? find_held_lock (kernel/locking/lockdep.c:5315) [ 738.647773][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 738.647884][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.648003][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 738.648117][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 738.648234][ T44] ? __might_fault (mm/memory.c:6716 mm/memory.c:6709) [ 738.648348][ T44] ? lock_acquire (kernel/locking/lockdep.c:5798) [ 738.648463][ T44] ? fdget (./include/linux/atomic/atomic-arch-fallback.h:479 ./include/linux/atomic/atomic-instrumented.h:50 fs/file.c:1114 fs/file.c:1128) [ 738.648557][ T44] __sys_sendmsg (./include/linux/file.h:35 net/socket.c:2694) [ 738.648671][ T44] ? __pfx___sys_sendmsg (net/socket.c:2680) [ 738.648786][ T44] ? rseq_update_cpu_node_id (kernel/rseq.c:109 (discriminator 10)) [ 738.648903][ T44] ? __pfx___rseq_handle_notify_resume (kernel/rseq.c:316) [ 738.649048][ T44] do_syscall_64 (arch/x86/entry/common.c:52 arch/x86/entry/common.c:83) [ 738.649177][ T44] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:130) [ 738.649320][ T44] RIP: 0033:0x7fb3a1f9e7b7 [ 738.649446][ T44] RSP: 002b:00007fff4f3f2508 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 738.649621][ T44] RAX: ffffffffffffffda RBX: 00007fff4f3f2c30 RCX: 00007fb3a1f9e7b7 [ 738.649794][ T44] RDX: 0000000000000000 RSI: 00007fff4f3f2570 RDI: 0000000000000005 [ 738.649964][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 [ 738.650134][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 [ 738.650311][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 738.649964][ T44] RBP: 0000000000000005 R08: 000000000000006c R09: 00007fff4f3f12e0 | [ 738.650134][ T44] R10: 00007fb3a1e57708 R11: 0000000000000246 R12: 00007fff4f3f2c58 | [ 738.650311][ T44] R13: 00000000672a152d R14: 0000000000496600 R15: 00007fff4f3f2660 | [ 738.650490][ T44] | [ 738.650574][ T44] INFO: lockdep is turned off. [ 861.517245][ T44] INFO: task kworker/u16:1:77 blocked for more than 614 seconds. [ 861.517569][ T44] Not tainted 6.12.0-rc5-virtme #1 [ 861.517679][ T44] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 861.517862][ T44] task:kworker/u16:1 state:D stack:30248 pid:77 tgid:77 ppid:2 flags:0x00004000 [ 861.518104][ T44] Workqueue: ipv6_addrconf addrconf_verify_work [ 861.518273][ T44] Call Trace: [ 861.518362][ T44] [ 861.518423][ T44] __schedule (kernel/sched/core.c:5328 kernel/sched/core.c:6690) [ 861.518542][ T44] ? __pfx___schedule (kernel/sched/core.c:6546) [ 861.518657][ T44] ? __lock_release (kernel/locking/lockdep.c:5501) [ 861.518772][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.518887][ T44] ? trace_lock_release (./include/trace/events/lock.h:69 (discriminator 52)) [ 861.519009][ T44] schedule (./arch/x86/include/asm/preempt.h:84 kernel/sched/core.c:6768 kernel/sched/core.c:6782) [ 861.519094][ T44] schedule_preempt_disabled (./arch/x86/include/asm/preempt.h:79 kernel/sched/core.c:6840) [ 861.519215][ T44] __mutex_lock (kernel/locking/mutex.c:197 kernel/locking/mutex.c:686 kernel/locking/mutex.c:752) [ 861.519332][ T44] ? do_raw_spin_unlock (./arch/x86/include/asm/atomic.h:23 ./include/linux/atomic/atomic-arch-fallback.h:457 ./include/linux/atomic/atomic-instrumented.h:33 ./include/asm-generic/qspinlock.h:57 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 861.519447][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.519560][ T44] ? __pfx___mutex_lock (kernel/locking/mutex.c:751) [ 861.519672][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.519790][ T44] ? trace_lock_acquire (./include/trace/events/lock.h:24 (discriminator 52)) [ 861.519915][ T44] ? addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.520026][ T44] addrconf_verify_work (net/ipv6/addrconf.c:4733) [ 861.520138][ T44] process_one_work (kernel/workqueue.c:3229) [ 861.520264][ T44] ? __pfx___lock_release (kernel/locking/lockdep.c:5477) [ 861.520378][ T44] ? __pfx_process_one_work (kernel/workqueue.c:3131) [ 861.520492][ T44] ? assign_work (kernel/workqueue.c:1200) [ 861.520605][ T44] worker_thread (kernel/workqueue.c:3304 kernel/workqueue.c:3391) [ 861.520720][ T44] ? lockdep_hardirqs_on_prepare (kernel/locking/lockdep.c:4347 kernel/locking/lockdep.c:4406) [ 861.520867][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.520979][ T44] ? __pfx_worker_thread (kernel/workqueue.c:3337) [ 861.521090][ T44] kthread (kernel/kthread.c:389) [ 861.521182][ T44] ? __pfx_kthread (kernel/kthread.c:342) [ 861.521296][ T44] ret_from_fork (arch/x86/kernel/process.c:147) [ 861.521408][ T44] ? __pfx_kthread (kernel/kthread.c:342) Finger prints: __schedule:schedule:schedule_preempt_disabled:__mutex_lock:rtnl_newlink print_unlock_imbalance_bug:__lock_release:lock_release:__mutex_unlock_slowpath:__rtnl_unlock ret_from_fork:ret_from_fork_asm:__schedule:schedule:schedule_preempt_disabled __schedule:schedule:schedule_preempt_disabled:__mutex_lock:addrconf_verify_work