====================================== | [ 11.918935][ T244] softirqs last disabled at (24500): dev_mc_add (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:997 (discriminator 2) net/core/dev_addr_lists.c:1016 (discriminator 2)) | [ 11.918938][ T244] Preemption disabled at: | [ 11.918939][ T244] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.918952][ T244] Tainted: [W]=WARN [ 11.918953][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.918955][ T244] Call Trace: [ 11.918957][ T244] [ 11.918960][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.918967][ T244] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.918970][ T244] __might_resched.cold (kernel/sched/core.c:9234) [ 11.918976][ T244] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.918981][ T244] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.918989][ T244] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.918993][ T244] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.919003][ T244] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.919006][ T244] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.919012][ T244] put_chars (drivers/char/virtio_console.c:1176) [ 11.919017][ T244] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.919030][ T244] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.919042][ T244] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.919047][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.919055][ T244] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.919060][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.919070][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919075][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.919083][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.919089][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.919092][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919102][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.919106][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.919108][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919112][ T244] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.919118][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.919121][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.919127][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 11.919132][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.919141][ T244] ? packet_sendmsg_spkt (af_packet.c:?) [ 11.919151][ T244] _printk (kernel/printk/printk.c:2504) [ 11.919156][ T244] ? snapshot_read.cold (user.c:?) [ 11.919163][ T244] ? __mutex_unlock_slowpath (./include/linux/preempt.h:500 kernel/locking/mutex.c:999) [ 11.919167][ T244] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.919172][ T244] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.919179][ T244] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.919182][ T244] ? netdev_notice (net/core/dev.c:13194) [ 11.919190][ T244] ? bond_lower_state_changed (drivers/net/bonding/bond_main.c:1835) [ 11.919194][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.919204][ T244] bond_enslave.cold (drivers/net/bonding/bond_main.c:2342 (discriminator 7)) [ 11.919218][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.919222][ T244] ? bond_update_slave_arr (drivers/net/bonding/bond_main.c:5219 (discriminator 9)) [ 11.919224][ T244] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.919227][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919230][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5251 (discriminator 3)) [ 11.919238][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.919251][ T244] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 11.919257][ T244] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.919266][ T244] do_set_master (net/core/rtnetlink.c:3071) [ 11.919273][ T244] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 11.919280][ T244] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.919285][ T244] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.919287][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.919292][ T244] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.919296][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.919300][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.919303][ T244] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.919308][ T244] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.919311][ T244] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.919313][ T244] ? kasan_save_track (mm/kasan/common.c:78) [ 11.919317][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919320][ T244] ? netlink_seq_next (net/netlink/af_netlink.c:2684) [ 11.919325][ T244] ? ___sys_sendmsg (net/socket.c:2757) [ 11.919332][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.919335][ T244] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.919340][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919344][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.919346][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919348][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919352][ T244] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.919356][ T244] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 11.919359][ T244] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.919362][ T244] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.919369][ T244] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.919372][ T244] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.919383][ T244] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.919393][ T244] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.919404][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.919408][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919416][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.919419][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.919423][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.919427][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.919433][ T244] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.919438][ T244] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.919444][ T244] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.919446][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919455][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.919458][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.919464][ T244] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.919467][ T244] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.919473][ T244] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.919485][ T244] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.919487][ T244] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.919495][ T244] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.919502][ T244] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.919506][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.919514][ T244] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.919521][ T244] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.919528][ T244] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.919537][ T244] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.919540][ T244] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.919544][ T244] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.919546][ T244] ? move_addr_to_kernel (net/socket.c:258) [ 11.919560][ T244] ___sys_sendmsg (net/socket.c:2767) [ 11.919564][ T244] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.919594][ T244] __sys_sendmsg (net/socket.c:2799) [ 11.919599][ T244] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.919610][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.919616][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.919619][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.919624][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.919627][ T244] RIP: 0033:0x7f450738654e [ 11.919634][ T244] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.919636][ T244] RSP: 002b:00007ffe71756e90 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.919639][ T244] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f450738654e [ 11.919641][ T244] RDX: 0000000000000000 RSI: 00007ffe71756f40 RDI: 0000000000000005 [ 11.919643][ T244] RBP: 00007ffe71756ea0 R08: 0000000000000000 R09: 0000000000000000 [ 11.919644][ T244] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b582 [ 11.919645][ T244] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe71757610 | [ 13.943577][ T72] softirqs last disabled at (2736): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 13.943580][ T72] Preemption disabled at: | [ 13.943580][ T72] vprintk_emit (kernel/printk/printk.c:2471) | [ 13.943589][ T72] Tainted: [W]=WARN [ 13.943590][ T72] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.943592][ T72] Workqueue: bond0 bond_arp_monitor [ 13.943595][ T72] Call Trace: [ 13.943597][ T72] [ 13.943598][ T72] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.943604][ T72] ? vprintk_emit (kernel/printk/printk.c:2471) [ 13.943606][ T72] __might_resched.cold (kernel/sched/core.c:9234) [ 13.943611][ T72] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.943614][ T72] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.943619][ T72] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 13.943622][ T72] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.943628][ T72] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 13.943630][ T72] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.943634][ T72] put_chars (drivers/char/virtio_console.c:1176) [ 13.943637][ T72] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.943644][ T72] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.943652][ T72] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.943655][ T72] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.943660][ T72] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.943664][ T72] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.943668][ T72] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.943671][ T72] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.943676][ T72] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.943680][ T72] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.943681][ T72] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.943687][ T72] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.943689][ T72] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.943690][ T72] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.943692][ T72] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.943696][ T72] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.943698][ T72] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.943701][ T72] vprintk_emit (kernel/printk/printk.c:2479) [ 13.943705][ T72] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.943708][ T72] ? packet_notifier (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/packet/af_packet.c:4261 (discriminator 2)) [ 13.943713][ T72] _printk (kernel/printk/printk.c:2504) [ 13.943717][ T72] ? snapshot_read.cold (user.c:?) [ 13.943721][ T72] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 13.943724][ T72] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 13.943728][ T72] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 13.943730][ T72] ? netdev_notice (net/core/dev.c:13194) [ 13.943733][ T72] ? netdev_offload_xstats_get (net/core/dev.c:9434) [ 13.943738][ T72] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 13.943741][ T72] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 13.943744][ T72] ? queue_delayed_work_on (kernel/workqueue.c:2673 (discriminator 6)) [ 13.943747][ T72] bond_ab_arp_commit.cold (drivers/net/bonding/bond_main.c:3699) [ 13.943753][ T72] ? bond_select_active_slave (./include/net/bonding.h:362 (discriminator 2)) [ 13.943755][ T72] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 13.943758][ T72] ? wait_for_completion_io (kernel/sched/completion.c:98 (discriminator 8) kernel/sched/completion.c:121 (discriminator 8) kernel/sched/completion.c:138 (discriminator 8) kernel/sched/completion.c:186 (discriminator 8)) [ 13.943760][ T72] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.943765][ T72] ? bond_activebackup_arp_mon (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) drivers/net/bonding/bond_main.c:3856 (discriminator 2)) [ 13.943767][ T72] bond_activebackup_arp_mon (drivers/net/bonding/bond_main.c:3864) [ 13.943771][ T72] ? bond_ab_arp_probe (./include/net/bonding.h:612 ./include/net/bonding.h:636 drivers/net/bonding/bond_main.c:3826) [ 13.943775][ T72] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.943776][ T72] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.943778][ T72] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.943780][ T72] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.943783][ T72] process_one_work (kernel/workqueue.c:3387) [ 13.943789][ T72] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 13.943792][ T72] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 13.943800][ T72] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 13.943804][ T72] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.943805][ T72] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 13.943809][ T72] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.943811][ T72] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 13.943813][ T72] kthread (kernel/kthread.c:436) [ 13.943815][ T72] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 13.943818][ T72] ? kthread_affine_preferred (kernel/kthread.c:857) [ 13.943821][ T72] ret_from_fork (arch/x86/kernel/process.c:158) [ 13.943826][ T72] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 13.943829][ T72] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 13.943833][ T72] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: dev_mc_add:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars