====================================== | [ 9.324659][ T133] softirqs last disabled at (17829): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.324662][ T133] Preemption disabled at: | [ 9.324663][ T133] 0x0 | [ 9.324678][ T133] Tainted: [W]=WARN [ 9.324679][ T133] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.324682][ T133] Call Trace: [ 9.324684][ T133] [ 9.324686][ T133] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.324694][ T133] __might_resched.cold (kernel/sched/core.c:9234) [ 9.324700][ T133] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.324706][ T133] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.324713][ T133] __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)) [ 9.324717][ T133] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.324726][ T133] ? 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) [ 9.324730][ T133] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.324735][ T133] put_chars (drivers/char/virtio_console.c:1176) [ 9.324740][ T133] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.324742][ T133] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.324748][ T133] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.324758][ T133] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.324769][ T133] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.324772][ T133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.324776][ T133] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.324783][ T133] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.324790][ T133] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.324792][ T133] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 9.324798][ T133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.324801][ T133] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.324808][ T133] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.324815][ T133] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.324818][ T133] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.324828][ T133] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.324832][ T133] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.324835][ T133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.324838][ T133] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.324845][ T133] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.324848][ T133] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.324854][ T133] vprintk_emit (kernel/printk/printk.c:2479) [ 9.324860][ T133] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.324871][ T133] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.324877][ T133] _printk (kernel/printk/printk.c:2504) [ 9.324882][ T133] ? snapshot_read.cold (user.c:?) [ 9.324887][ T133] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.324891][ T133] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.324898][ T133] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 9.324903][ T133] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.324908][ T133] ? exit_notify (kernel/exit.c:780) [ 9.324911][ T133] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.324915][ T133] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.324923][ T133] do_group_exit (kernel/exit.c:1151) [ 9.324928][ T133] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.324931][ T133] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.324934][ T133] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.324938][ T133] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.324943][ T133] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.324946][ T133] RIP: 0033:0x7f0e5c1dc1b8 [ 9.324949][ T133] Code: Unable to access opcode bytes at 0x7f0e5c1dc18e. Code starting with the faulting instruction =========================================== [ 9.324951][ T133] RSP: 002b:00007ffc174ab8f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.324954][ T133] RAX: ffffffffffffffda RBX: 00007f0e5c30cf88 RCX: 00007f0e5c1dc1b8 [ 9.324956][ T133] RDX: 00007f0e5c03d848 RSI: fffffffffffffec8 RDI: 0000000000000000 [ 9.324958][ T133] RBP: 00007ffc174ab950 R08: 0000000000000000 R09: 0000000000000001 [ 9.324959][ T133] R10: 00007ffc174ab770 R11: 0000000000000246 R12: 0000000000000002 [ 9.324961][ T133] R13: 0000000000000000 R14: 00007f0e5c30b680 R15: 00007f0e5c30cfa0 | [ 12.068201][ T266] softirqs last disabled at (13788): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 12.068203][ T266] Preemption disabled at: | [ 12.068204][ T266] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.068213][ T266] Tainted: [W]=WARN [ 12.068213][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.068215][ T266] Call Trace: [ 12.068217][ T266] [ 12.068219][ T266] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.068224][ T266] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.068226][ T266] __might_resched.cold (kernel/sched/core.c:9234) [ 12.068231][ T266] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.068235][ T266] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.068240][ T266] __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)) [ 12.068242][ T266] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.068248][ T266] ? 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) [ 12.068250][ T266] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.068254][ T266] put_chars (drivers/char/virtio_console.c:1176) [ 12.068256][ T266] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.068261][ T266] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 12.068264][ T266] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.068267][ T266] ? mark_usage (kernel/locking/lockdep.c:4690) [ 12.068268][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068270][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068274][ T266] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.068276][ T266] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.068279][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068283][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.068287][ T266] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.068291][ T266] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.068292][ T266] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.068296][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068298][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.068302][ T266] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.068306][ T266] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.068307][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068313][ T266] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.068315][ T266] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.068317][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068319][ T266] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.068323][ T266] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.068325][ T266] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.068328][ T266] vprintk_emit (kernel/printk/printk.c:2479) [ 12.068332][ T266] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.068336][ T266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.068338][ T266] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 12.068342][ T266] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 12.068345][ T266] _printk (kernel/printk/printk.c:2504) [ 12.068349][ T266] ? snapshot_read.cold (user.c:?) [ 12.068353][ T266] ? br_multicast_flood (??:?) bridge [ 12.068366][ T266] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.068367][ T266] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.068368][ T266] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.068373][ T266] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 12.068382][ T266] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 12.068391][ T266] new_nbp (net/bridge/br_if.c:449) bridge [ 12.068400][ T266] br_add_if (net/bridge/br_if.c:592) bridge [ 12.068407][ T266] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 12.068411][ T266] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 12.068414][ T266] ? __kernel_text_address (kernel/extable.c:79) [ 12.068418][ T266] do_set_master (net/core/rtnetlink.c:3071) [ 12.068423][ T266] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 12.068426][ T266] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 12.068430][ T266] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 12.068431][ T266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 12.068433][ T266] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 12.068437][ T266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.068440][ T266] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.068441][ T266] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.068444][ T266] ? kasan_save_stack (mm/kasan/common.c:58) [ 12.068447][ T266] ? kasan_save_stack (mm/kasan/common.c:57) [ 12.068448][ T266] ? kasan_save_track (mm/kasan/common.c:78) [ 12.068451][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068453][ T266] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 12.068456][ T266] ? ___sys_sendmsg (net/socket.c:2757) [ 12.068460][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.068462][ T266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.068465][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068467][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.068469][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068470][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068473][ T266] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 12.068477][ T266] ? __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) [ 12.068478][ T266] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 12.068480][ T266] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 12.068484][ T266] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 12.068485][ T266] ? nla_get_range_signed (lib/nlattr.c:270) [ 12.068490][ T266] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 12.068496][ T266] rtnl_newlink (net/core/rtnetlink.c:4215) [ 12.068501][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.068503][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068507][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.068509][ T266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.068511][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.068513][ T266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.068517][ T266] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 12.068519][ T266] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 12.068522][ T266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.068523][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068528][ T266] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 12.068530][ T266] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.068533][ T266] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 12.068535][ T266] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 12.068538][ T266] ? netlink_ack (./include/linux/skbuff.h:2718) [ 12.068544][ T266] ? 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)) [ 12.068545][ T266] ? 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)) [ 12.068550][ T266] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 12.068553][ T266] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 12.068556][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.068560][ T266] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 12.068564][ T266] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 12.068568][ T266] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 12.068573][ T266] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 12.068575][ T266] ? copy_msghdr_from_user (net/socket.c:2650) [ 12.068577][ T266] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 12.068579][ T266] ? move_addr_to_kernel (net/socket.c:258) [ 12.068586][ T266] ___sys_sendmsg (net/socket.c:2767) [ 12.068589][ T266] ? copy_msghdr_from_user (net/socket.c:2619) [ 12.068605][ T266] __sys_sendmsg (net/socket.c:2799) [ 12.068608][ T266] ? __sys_sendmsg_sock (net/socket.c:2780) [ 12.068614][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.068618][ T266] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.068620][ T266] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.068623][ T266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.068626][ T266] RIP: 0033:0x7f880b46754e [ 12.068629][ T266] 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 [ 12.068631][ T266] RSP: 002b:00007ffcc7c7b580 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 12.068634][ T266] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f880b46754e [ 12.068635][ T266] RDX: 0000000000000000 RSI: 00007ffcc7c7b630 RDI: 0000000000000005 [ 12.068636][ T266] RBP: 00007ffcc7c7b590 R08: 0000000000000000 R09: 0000000000000000 [ 12.068637][ T266] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916172 [ 12.068637][ T266] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcc7c7bcf0 | [ 14.904560][ T368] softirqs last disabled at (12602): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 14.904563][ T368] Preemption disabled at: | [ 14.904564][ T368] vprintk_emit (kernel/printk/printk.c:2471) | [ 14.904573][ T368] Tainted: [W]=WARN [ 14.904574][ T368] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.904576][ T368] Call Trace: [ 14.904577][ T368] [ 14.904579][ T368] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.904585][ T368] ? vprintk_emit (kernel/printk/printk.c:2471) [ 14.904587][ T368] __might_resched.cold (kernel/sched/core.c:9234) [ 14.904592][ T368] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.904596][ T368] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.904601][ T368] __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)) [ 14.904603][ T368] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.904609][ T368] ? 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) [ 14.904612][ T368] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.904616][ T368] put_chars (drivers/char/virtio_console.c:1176) [ 14.904617][ T368] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 14.904620][ T368] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.904623][ T368] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.904627][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.904629][ T368] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.904633][ T368] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.904636][ T368] ? mark_usage (kernel/locking/lockdep.c:4690) [ 14.904638][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904639][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904643][ T368] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.904645][ T368] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 14.904648][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904651][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.904655][ T368] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.904659][ T368] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.904660][ T368] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 14.904664][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904666][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.904670][ T368] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.904674][ T368] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.904676][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904681][ T368] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.904684][ T368] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.904686][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904688][ T368] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.904692][ T368] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.904694][ T368] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.904697][ T368] vprintk_emit (kernel/printk/printk.c:2479) [ 14.904701][ T368] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.904704][ T368] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.904707][ T368] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 14.904710][ T368] _printk (kernel/printk/printk.c:2504) [ 14.904714][ T368] ? snapshot_read.cold (user.c:?) [ 14.904718][ T368] ? br_multicast_flood (??:?) bridge [ 14.904730][ T368] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.904732][ T368] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.904733][ T368] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.904737][ T368] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) bridge [ 14.904747][ T368] br_init_port (net/bridge/br_stp_if.c:39) bridge [ 14.904756][ T368] new_nbp (net/bridge/br_if.c:449) bridge [ 14.904765][ T368] br_add_if (net/bridge/br_if.c:592) bridge [ 14.904772][ T368] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 14.904776][ T368] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 14.904779][ T368] ? __kernel_text_address (kernel/extable.c:79) [ 14.904783][ T368] do_set_master (net/core/rtnetlink.c:3071) [ 14.904788][ T368] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 14.904791][ T368] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 14.904794][ T368] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 14.904795][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 14.904797][ T368] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 14.904801][ T368] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.904803][ T368] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.904805][ T368] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.904808][ T368] ? kasan_save_stack (mm/kasan/common.c:58) [ 14.904811][ T368] ? kasan_save_stack (mm/kasan/common.c:57) [ 14.904813][ T368] ? kasan_save_track (mm/kasan/common.c:78) [ 14.904815][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904817][ T368] ? netlink_seq_next (net/netlink/af_netlink.c:2685) [ 14.904820][ T368] ? ___sys_sendmsg (net/socket.c:2757) [ 14.904825][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.904827][ T368] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.904829][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904832][ T368] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.904833][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904835][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904837][ T368] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 14.904841][ T368] ? __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) [ 14.904844][ T368] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 14.904846][ T368] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 14.904850][ T368] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 14.904851][ T368] ? nla_get_range_signed (lib/nlattr.c:270) [ 14.904856][ T368] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 14.904861][ T368] rtnl_newlink (net/core/rtnetlink.c:4215) [ 14.904867][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.904869][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904873][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.904875][ T368] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.904877][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.904879][ T368] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.904889][ T368] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 14.904891][ T368] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 14.904894][ T368] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.904895][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904900][ T368] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.904902][ T368] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.904905][ T368] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 14.904907][ T368] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 14.904910][ T368] ? netlink_ack (./include/linux/skbuff.h:2718) [ 14.904916][ T368] ? 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)) [ 14.904917][ T368] ? 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)) [ 14.904921][ T368] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 14.904925][ T368] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 14.904928][ T368] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.904932][ T368] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 14.904936][ T368] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 14.904939][ T368] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.904945][ T368] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 14.904947][ T368] ? copy_msghdr_from_user (net/socket.c:2650) [ 14.904949][ T368] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 14.904951][ T368] ? move_addr_to_kernel (net/socket.c:258) [ 14.904958][ T368] ___sys_sendmsg (net/socket.c:2767) [ 14.904961][ T368] ? copy_msghdr_from_user (net/socket.c:2619) [ 14.904977][ T368] __sys_sendmsg (net/socket.c:2799) [ 14.904980][ T368] ? __sys_sendmsg_sock (net/socket.c:2780) [ 14.904986][ T368] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.904989][ T368] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.904992][ T368] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.904995][ T368] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.904997][ T368] RIP: 0033:0x7f87a90dd54e [ 14.905000][ T368] 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 [ 14.905002][ T368] RSP: 002b:00007ffe85c1c710 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 14.905005][ T368] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f87a90dd54e [ 14.905006][ T368] RDX: 0000000000000000 RSI: 00007ffe85c1c7c0 RDI: 0000000000000005 [ 14.905007][ T368] RBP: 00007ffe85c1c720 R08: 0000000000000000 R09: 0000000000000000 [ 14.905008][ T368] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a916175 [ 14.905009][ T368] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffe85c1ce80 | [ 15.673083][ C0] | [ 15.673084][ C0] | [ 15.673084][ C0] stack backtrace: | [ 15.673092][ C0] Tainted: [W]=WARN [ 15.673093][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.673095][ C0] Call Trace: [ 15.673097][ C0] [ 15.673099][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.673103][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 15.673107][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 15.673109][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 15.673114][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 15.673116][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 15.673119][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 15.673122][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.673124][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.673127][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673131][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.673134][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.673137][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 15.673139][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 15.673143][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.673145][ C0] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 15.673148][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673151][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.673154][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.673157][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.673159][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.673163][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.673166][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.673168][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673170][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.673173][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.673176][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.673179][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 15.673182][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.673185][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.673188][ C0] _printk (kernel/printk/printk.c:2504) [ 15.673190][ C0] ? snapshot_read.cold (user.c:?) [ 15.673193][ C0] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 15.673197][ C0] ? idr_get_free (??:?) [ 15.673200][ C0] addrconf_dad_failure.cold (net/ipv6/addrconf.c:2187 (discriminator 4)) [ 15.673203][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.673206][ C0] ? inet6_rtm_newaddr (net/ipv6/addrconf.c:5042 (discriminator 2)) [ 15.673208][ C0] ? ipv6_get_ifaddr (./include/linux/rcupdate.h:882 net/ipv6/addrconf.c:2118) [ 15.673211][ C0] ? addrconf_dad_work (./include/net/ipv6.h:593) [ 15.673214][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.673217][ C0] ? ndisc_parse_options.part.0 (net/ipv6/ndisc.c:228) [ 15.673221][ C0] ndisc_recv_ns (net/ipv6/ndisc.c:867) [ 15.673223][ C0] ? __print_lock_name (kernel/locking/lockdep.c:735) [ 15.673226][ C0] ? ndisc_netdev_event (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 15.673228][ C0] ? ip6_pol_route (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/route.c:2339 (discriminator 2)) [ 15.673233][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.673235][ C0] ? ndisc_rcv (net/ipv6/ndisc.c:1835) [ 15.673237][ C0] icmpv6_rcv (net/ipv6/icmp.c:1193) [ 15.673241][ C0] ip6_protocol_deliver_rcu (net/ipv6/ip6_input.c:479) [ 15.673246][ C0] ip6_input_finish (net/ipv6/ip6_input.c:534) [ 15.673248][ C0] ip6_input (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv6/ip6_input.c:545) [ 15.673251][ C0] ? ip6_input_finish (net/ipv6/ip6_input.c:527 (discriminator 46)) [ 15.673253][ C0] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/ipv6/mcast.c:1076 (discriminator 2)) [ 15.673257][ C0] ? ipv6_chk_mcast_addr (./include/linux/rcupdate.h:882 net/ipv6/mcast.c:1076) [ 15.673260][ C0] ip6_mc_input (net/ipv6/ip6_input.c:636) [ 15.673262][ C0] ? ip6_input (./include/linux/rcupdate.h:878 (discriminator 3)) [ 15.673265][ C0] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 15.673267][ C0] ? ip6_rcv_core (./include/linux/rcupdate.h:882 net/ipv6/ip6_input.c:328) [ 15.673270][ C0] ipv6_rcv (./include/net/dst.h:480 (discriminator 4) net/ipv6/ip6_input.c:119 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/ip6_input.c:351 (discriminator 4)) [ 15.673272][ C0] ? ip6_rcv_core (net/ipv6/ip6_input.c:211 (discriminator 96)) [ 15.673275][ C0] ? mark_usage (kernel/locking/lockdep.c:4690) [ 15.673278][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.673281][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 15.673283][ C0] __netif_receive_skb_one_core (net/core/dev.c:6264) [ 15.673285][ C0] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 15.673288][ C0] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 15.673290][ C0] ? __netif_receive_skb_list_core (net/core/dev.c:6310) [ 15.673293][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673297][ C0] process_backlog (net/core/dev.c:6728) [ 15.673300][ C0] __napi_poll (net/core/dev.c:7787) [ 15.673303][ C0] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 15.673307][ C0] ? __napi_poll (./include/net/gro.h:507) [ 15.673310][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.673315][ C0] ? __schedule (kernel/sched/core.c:7277) [ 15.673317][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673320][ C0] handle_softirqs (kernel/softirq.c:645) [ 15.673324][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 15.673326][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.673329][ C0] run_ksoftirqd (kernel/softirq.c:1108 kernel/softirq.c:1100) [ 15.673331][ C0] smpboot_thread_fn (kernel/smpboot.c:160) [ 15.673338][ C0] ? sort_range (kernel/range.c:164) [ 15.673340][ C0] kthread (kernel/kthread.c:436) [ 15.673342][ C0] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.673345][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.673348][ C0] ret_from_fork (arch/x86/kernel/process.c:158) [ 15.673351][ C0] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 15.673353][ C0] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 15.673357][ C0] ? kthread_affine_preferred (kernel/kthread.c:857) [ 15.673360][ C0] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 16.028957][ C1] softirqs last disabled at (13542): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 16.028960][ C1] Preemption disabled at: | [ 16.028961][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 16.028972][ C1] Tainted: [W]=WARN [ 16.028973][ C1] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.028975][ C1] Workqueue: ipv6_addrconf addrconf_dad_work [ 16.028980][ C1] Call Trace: [ 16.028982][ C1] [ 16.028984][ C1] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.028989][ C1] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 16.028991][ C1] __might_resched.cold (kernel/sched/core.c:9234) [ 16.028995][ C1] ? br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.029008][ C1] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.029011][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.029014][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029018][ C1] __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)) [ 16.029021][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.029024][ C1] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.029027][ C1] ? 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) [ 16.029029][ C1] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.029031][ C1] put_chars (drivers/char/virtio_console.c:1176) [ 16.029033][ C1] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.029035][ C1] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 16.029038][ C1] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.029041][ C1] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.029043][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029044][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029047][ C1] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.029049][ C1] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.029051][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029053][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029054][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029056][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029058][ C1] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 16.029059][ C1] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.029061][ C1] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.029064][ C1] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.029066][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029067][ C1] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.029069][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029070][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.029072][ C1] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.029073][ C1] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 16.029075][ C1] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.029077][ C1] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.029079][ C1] vprintk_emit (kernel/printk/printk.c:2479) [ 16.029081][ C1] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.029083][ C1] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 16.029085][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029087][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029088][ C1] _printk (kernel/printk/printk.c:2504) [ 16.029092][ C1] ? snapshot_read.cold (user.c:?) [ 16.029093][ C1] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 16.029097][ C1] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 16.029104][ C1] ? idr_get_free (??:?) [ 16.029107][ C1] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 16.029116][ C1] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 16.029123][ C1] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 16.029132][ C1] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 16.029138][ C1] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 16.029146][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.029148][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029150][ C1] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 16.029156][ C1] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 16.029158][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.029160][ C1] ? fib_rules_unregister (net/core/fib_rules.c:189) [ 16.029163][ C1] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 16.029169][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029171][ C1] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 16.029177][ C1] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 16.029180][ C1] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 16.029184][ C1] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 16.029189][ C1] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 16.029191][ C1] ? do_xdp_generic (net/core/dev.c:5732) [ 16.029193][ C1] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 16.029194][ C1] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 16.029197][ C1] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 16.029199][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029201][ C1] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 16.029203][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.029205][ C1] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 16.029206][ C1] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 16.029208][ C1] ? ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 16.029211][ C1] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 16.029213][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029215][ C1] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 16.029216][ C1] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 16.029218][ C1] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 16.029220][ C1] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 16.029222][ C1] ? kasan_record_aux_stack (mm/kasan/generic.c:556) [ 16.029225][ C1] ? ipv6_gro_receive (net/ipv6/ip6_offload.c:231 (discriminator 5)) [ 16.029228][ C1] ? zone_for_pfn_range (mm/memory_hotplug.c:897 mm/memory_hotplug.c:1024 mm/memory_hotplug.c:1058) [ 16.029231][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029233][ C1] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 16.029235][ C1] ? netif_receive_skb_list (net/core/dev.c:6551) [ 16.029237][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029238][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029241][ C1] gro_cell_poll (net/core/gro_cells.c:76) [ 16.029245][ C1] __napi_poll (net/core/dev.c:7787) [ 16.029247][ C1] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 16.029250][ C1] ? __napi_poll (./include/net/gro.h:507) [ 16.029252][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029255][ C1] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 16.029256][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.029258][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029260][ C1] handle_softirqs (kernel/softirq.c:645) [ 16.029263][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029265][ C1] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 16.029266][ C1] ? 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) [ 16.029268][ C1] ? _raw_spin_unlock (./include/linux/spinlock_api_smp.h:201 (discriminator 1) kernel/locking/spinlock.c:213 (discriminator 1)) [ 16.029270][ C1] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.029272][ C1] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 16.029273][ C1] [ 16.029274][ C1] [ 16.029274][ C1] __local_bh_enable_ip (kernel/softirq.c:473) [ 16.029276][ C1] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 16.029278][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029279][ C1] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 16.029281][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029283][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029284][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.029286][ C1] ? in6_dev_get (./include/linux/rcupdate.h:850 ./include/net/addrconf.h:406) [ 16.029288][ C1] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 16.029290][ C1] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 16.029292][ C1] ? vlan_dev_hard_header (./include/linux/netdevice.h:3537 net/8021q/vlan_dev.c:84) 8021q [ 16.029294][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029296][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.029297][ C1] ? neigh_resolve_output.part.0 (./include/linux/netdevice.h:3537 net/core/neighbour.c:1611) [ 16.029301][ C1] ip6_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv6/ip6_output.c:138 (discriminator 3)) [ 16.029303][ C1] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 16.029305][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029306][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029308][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029310][ C1] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 16.029311][ C1] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 16.029313][ C1] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 16.029315][ C1] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 16.029316][ C1] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 16.029319][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029321][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.029322][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 16.029323][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029325][ C1] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 16.029326][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029328][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029330][ C1] ndisc_send_skb (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) net/ipv6/ndisc.c:513 (discriminator 4)) [ 16.029338][ C1] ? ndisc_recv_na (./include/net/net_namespace.h:422 (discriminator 7)) [ 16.029341][ C1] ? trace_hardirqs_off (kernel/trace/trace_preemptirq.c:104 (discriminator 1)) [ 16.029342][ C1] ? try_to_grab_pending (./include/linux/instrumented.h:112 ./include/asm-generic/bitops/instrumented-atomic.h:71 kernel/workqueue.c:2158) [ 16.029345][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029347][ C1] ndisc_send_ns (net/ipv6/ndisc.c:672) [ 16.029348][ C1] ? disable_delayed_work (kernel/workqueue.c:4709) [ 16.029350][ C1] ? ndisc_router_discovery (net/ipv6/ndisc.c:1317 (discriminator 13)) [ 16.029351][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.029353][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029354][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.029356][ C1] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 16.029357][ C1] addrconf_dad_work (net/ipv6/addrconf.c:4318) [ 16.029359][ C1] ? addrconf_dad_begin (net/ipv6/addrconf.c:4180) [ 16.029361][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029363][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029364][ C1] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.029366][ C1] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.029368][ C1] process_one_work (kernel/workqueue.c:3387) [ 16.029370][ C1] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 16.029372][ C1] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 16.029374][ C1] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.029377][ C1] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 16.029379][ C1] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 16.029381][ C1] kthread (kernel/kthread.c:436) [ 16.029383][ C1] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 16.029384][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.029386][ C1] ret_from_fork (arch/x86/kernel/process.c:158) [ 16.029389][ C1] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 16.029390][ C1] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 16.029393][ C1] ? kthread_affine_preferred (kernel/kthread.c:857) [ 16.029394][ C1] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 17.140586][ C3] softirqs last disabled at (17840): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 17.140588][ C3] Preemption disabled at: | [ 17.140589][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 17.140599][ C3] Tainted: [W]=WARN [ 17.140600][ C3] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.140602][ C3] Workqueue: mld mld_ifc_work [ 17.140609][ C3] Call Trace: [ 17.140611][ C3] [ 17.140613][ C3] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.140618][ C3] ? __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) [ 17.140620][ C3] __might_resched.cold (kernel/sched/core.c:9234) [ 17.140623][ C3] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.140627][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 17.140630][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140634][ C3] __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)) [ 17.140637][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.140639][ C3] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.140643][ C3] ? 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) [ 17.140644][ C3] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.140646][ C3] put_chars (drivers/char/virtio_console.c:1176) [ 17.140649][ C3] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.140650][ C3] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 17.140653][ C3] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.140657][ C3] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.140658][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140660][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140661][ C3] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.140664][ C3] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.140666][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140667][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140669][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140670][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140672][ C3] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 17.140674][ C3] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.140676][ C3] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.140679][ C3] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.140680][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140682][ C3] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.140683][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140685][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.140686][ C3] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.140688][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 17.140690][ C3] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.140692][ C3] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.140693][ C3] vprintk_emit (kernel/printk/printk.c:2479) [ 17.140696][ C3] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.140697][ C3] ? do_raw_spin_trylock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:98 kernel/locking/spinlock_debug.c:123) [ 17.140699][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140701][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140703][ C3] _printk (kernel/printk/printk.c:2504) [ 17.140705][ C3] ? snapshot_read.cold (user.c:?) [ 17.140707][ C3] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 17.140710][ C3] ? fdb_notify.isra.0 (net/bridge/br_fdb.c:181) bridge [ 17.140722][ C3] ? idr_get_free (??:?) [ 17.140724][ C3] br_fdb_update.cold (net/bridge/br_fdb.c:987 (discriminator 1)) bridge [ 17.140734][ C3] ? br_fdb_add_local (net/bridge/br_fdb.c:964) bridge [ 17.140741][ C3] ? __allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:612) bridge [ 17.140749][ C3] ? br_allowed_ingress (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 net/bridge/br_private.h:771 net/bridge/br_vlan.c:657) bridge [ 17.140756][ C3] br_handle_frame_finish (net/bridge/br_input.c:144 (discriminator 1)) bridge [ 17.140763][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.140766][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140767][ C3] ? br_handle_local_finish (net/bridge/br_input.c:265) bridge [ 17.140773][ C3] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 17.140775][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.140777][ C3] ? fib_rules_unregister (net/core/fib_rules.c:189) [ 17.140780][ C3] br_handle_frame (net/bridge/br_input.c:315 (discriminator 1) net/bridge/br_input.c:442 (discriminator 1)) bridge [ 17.140786][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140788][ C3] ? br_handle_frame_finish (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) bridge [ 17.140794][ C3] __netif_receive_skb_core.constprop.0 (net/core/dev.c:6151) [ 17.140797][ C3] ? __udp4_lib_lookup (net/ipv4/udp.c:714) [ 17.140800][ C3] ? encap_bypass_if_local (drivers/net/vxlan/vxlan_core.c:2338) vxlan [ 17.140805][ C3] ? udp_queue_rcv_one_skb (net/ipv4/udp.c:2390) [ 17.140807][ C3] ? do_xdp_generic (net/core/dev.c:5732) [ 17.140808][ C3] ? udp_unicast_rcv_skb (net/ipv4/udp.c:2578) [ 17.140810][ C3] ? udp_rcv (net/ipv4/udp.c:742 (discriminator 3) net/ipv4/udp.c:2653 (discriminator 3)) [ 17.140812][ C3] ? udp_sk_rx_dst_set (net/ipv4/udp.c:2453 (discriminator 1)) [ 17.140814][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140816][ C3] __netif_receive_skb_list_core (net/core/dev.c:6339) [ 17.140819][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.140820][ C3] ? process_backlog (./include/linux/local_lock_internal.h:62 (discriminator 2) net/core/dev.c:6726 (discriminator 2)) [ 17.140822][ C3] ? __netif_receive_skb_core.constprop.0 (./include/linux/filter.h:885 (discriminator 1)) [ 17.140824][ C3] ? ip_local_deliver (./include/linux/netfilter.h:325 ./include/linux/netfilter.h:319 net/ipv4/ip_input.c:262) [ 17.140827][ C3] ? ip_local_deliver_finish (net/ipv4/ip_input.c:232 (discriminator 42)) [ 17.140829][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140830][ C3] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 17.140832][ C3] netif_receive_skb_list_internal (net/core/dev.c:6406 net/core/dev.c:6497) [ 17.140834][ C3] ? rcu_read_lock_held (kernel/rcu/update.c:105 kernel/rcu/update.c:349) [ 17.140836][ C3] ? process_backlog (net/core/dev.c:6752 (discriminator 28)) [ 17.140837][ C3] ? ipv6_gro_receive (net/ipv6/ip6_offload.c:231 (discriminator 5)) [ 17.140841][ C3] ? wq_update_node_max_active (kernel/workqueue.c:1674 (discriminator 1)) [ 17.140844][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140845][ C3] napi_complete_done (./include/net/gro.h:523 ./include/net/gro.h:519 ./include/net/gro.h:531 net/core/dev.c:6865) [ 17.140847][ C3] ? netif_receive_skb_list (net/core/dev.c:6551) [ 17.140849][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140851][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140853][ C3] gro_cell_poll (net/core/gro_cells.c:76) [ 17.140857][ C3] __napi_poll (net/core/dev.c:7787) [ 17.140859][ C3] net_rx_action (net/core/dev.c:7850 net/core/dev.c:8007) [ 17.140862][ C3] ? __napi_poll (./include/net/gro.h:507) [ 17.140863][ C3] ? do_raw_spin_lock (kernel/locking/spinlock_debug.c:88 (discriminator 3) kernel/locking/spinlock_debug.c:115 (discriminator 3)) [ 17.140865][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.140868][ C3] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 17.140871][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140872][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140874][ C3] handle_softirqs (kernel/softirq.c:645) [ 17.140877][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.140879][ C3] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 17.140880][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.140881][ C3] ? __dev_queue_xmit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:920 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.140883][ C3] do_softirq (kernel/softirq.c:546 (discriminator 19) kernel/softirq.c:533 (discriminator 19)) [ 17.140884][ C3] [ 17.140885][ C3] [ 17.140886][ C3] __local_bh_enable_ip (kernel/softirq.c:473) [ 17.140887][ C3] __dev_queue_xmit (./include/linux/bottom_half.h:33 (discriminator 2) ./include/linux/rcupdate.h:923 (discriminator 2) net/core/dev.c:4961 (discriminator 2)) [ 17.140890][ C3] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 17.140897][ C3] ? mld_ifc_work (net/ipv6/mcast.c:2711) [ 17.140899][ C3] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 17.140902][ C3] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 17.140904][ C3] ? mroute6_is_socket (net/ipv6/ip6mr.c:1703) [ 17.140906][ C3] ? ip6mr_fib_lookup (net/ipv6/ip6mr.c:158) [ 17.140908][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140910][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140911][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140913][ C3] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 17.140914][ C3] ? neigh_hh_output (./include/net/neighbour.h:525) [ 17.140917][ C3] ip6_finish_output2 (./include/net/neighbour.h:558 net/ipv6/ip6_output.c:138) [ 17.140919][ C3] ? ip6_dst_lookup (net/ipv6/ip6_output.c:1269) [ 17.140921][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140922][ C3] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.140924][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140925][ C3] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 17.140927][ C3] ip6_finish_output (net/ipv6/ip6_output.c:210 net/ipv6/ip6_output.c:221) [ 17.140929][ C3] ip6_output (./include/linux/netfilter.h:314 net/ipv6/ip6_output.c:248) [ 17.140930][ C3] ? ip6_finish_output (./include/net/inet_sock.h:338 (discriminator 1)) [ 17.140932][ C3] ? xfrm_bundle_lookup.constprop.0 (net/xfrm/xfrm_policy.c:3049) [ 17.140935][ C3] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.140936][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.140937][ C3] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 17.140939][ C3] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 17.140940][ C3] ? __local_bh_enable_ip (kernel/softirq.c:478) [ 17.140941][ C3] ? icmp6_dst_alloc (net/ipv6/route.c:3364) [ 17.140944][ C3] mld_sendpack (./include/net/dst.h:470 (discriminator 4) ./include/linux/netfilter.h:325 (discriminator 4) ./include/linux/netfilter.h:319 (discriminator 4) net/ipv6/mcast.c:1870 (discriminator 4)) [ 17.140947][ C3] ? mld_dad_start_work (net/ipv6/mcast.c:1133) [ 17.140949][ C3] ? mld_send_cr (net/ipv6/mcast.c:2148 (discriminator 11)) [ 17.140951][ C3] mld_ifc_work (net/ipv6/mcast.c:2711) [ 17.140953][ C3] ? process_one_work (kernel/workqueue.c:3363 (discriminator 2)) [ 17.140955][ C3] process_one_work (kernel/workqueue.c:3387) [ 17.140957][ C3] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 17.140959][ C3] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 17.140961][ C3] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.140963][ C3] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 17.140965][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.140967][ C3] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 17.140969][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.140970][ C3] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 17.140972][ C3] kthread (kernel/kthread.c:436) [ 17.140974][ C3] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 17.140975][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.140976][ C3] ret_from_fork (arch/x86/kernel/process.c:158) [ 17.140979][ C3] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 17.140981][ C3] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 17.140983][ C3] ? kthread_affine_preferred (kernel/kthread.c:857) [ 17.140985][ C3] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 32.723689][ T623] softirqs last disabled at (0): 0x0 | [ 32.723691][ T623] Preemption disabled at: | [ 32.723691][ T623] vprintk_emit (kernel/printk/printk.c:2471) | [ 32.723703][ T623] Tainted: [W]=WARN [ 32.723704][ T623] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 32.723705][ T623] Call Trace: [ 32.723707][ T623] [ 32.723708][ T623] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 32.723714][ T623] ? vprintk_emit (kernel/printk/printk.c:2471) [ 32.723716][ T623] __might_resched.cold (kernel/sched/core.c:9234) [ 32.723720][ T623] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 32.723723][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723727][ T623] __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)) [ 32.723730][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.723733][ T623] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.723737][ T623] ? 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) [ 32.723738][ T623] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 32.723740][ T623] put_chars (drivers/char/virtio_console.c:1176) [ 32.723742][ T623] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 32.723744][ T623] ? __send_to_port (drivers/char/virtio_console.c:654) [ 32.723746][ T623] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 32.723748][ T623] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 32.723752][ T623] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 32.723753][ T623] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 32.723755][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.723756][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723758][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723760][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.723762][ T623] console_emit_next_record (kernel/printk/printk.c:3183) [ 32.723764][ T623] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 32.723766][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723768][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723770][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723771][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.723773][ T623] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 32.723775][ T623] console_flush_one_record (kernel/printk/printk.c:3268) [ 32.723777][ T623] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 32.723780][ T623] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 32.723782][ T623] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 32.723783][ T623] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 32.723785][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723787][ T623] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.723788][ T623] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 32.723789][ T623] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 32.723791][ T623] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 32.723793][ T623] ? vprintk_emit (kernel/printk/printk.c:2478) [ 32.723795][ T623] vprintk_emit (kernel/printk/printk.c:2479) [ 32.723798][ T623] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 32.723801][ T623] ? llc_exit (./arch/x86/include/asm/atomic.h:28 ./include/linux/atomic/atomic-arch-fallback.h:503 ./include/linux/atomic/atomic-instrumented.h:68 ./include/linux/refcount.h:134 net/llc/llc_core.c:38 net/llc/llc_core.c:96) llc [ 32.723803][ T623] _printk (kernel/printk/printk.c:2504) [ 32.723807][ T623] ? snapshot_read.cold (user.c:?) [ 32.723810][ T623] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 32.723812][ T623] gact_init_module (net/sched/act_gact.c:180) act_gact [ 32.723814][ T623] do_one_initcall (init/main.c:1357) [ 32.723816][ T623] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 32.723818][ T623] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 32.723821][ T623] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 32.723824][ T623] do_init_module (kernel/module/main.c:3117) [ 32.723826][ T623] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 32.723828][ T623] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 32.723831][ T623] load_module (kernel/module/main.c:3593) [ 32.723834][ T623] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 32.723836][ T623] ? __ia32_sys_fsconfig (??:?) [ 32.723839][ T623] ? ovl_real_file (fs/overlayfs/file.c:195) [ 32.723842][ T623] ? backing_file_read_iter (fs/backing-file.c:211) [ 32.723845][ T623] init_module_from_file (kernel/module/main.c:3790) [ 32.723847][ T623] ? __do_sys_init_module (kernel/module/main.c:3664) [ 32.723849][ T623] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 32.723852][ T623] ? ovl_mmap (fs/overlayfs/file.c:477) [ 32.723855][ T623] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 32.723857][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723859][ T623] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 32.723860][ T623] ? 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) [ 32.723862][ T623] idempotent_init_module (kernel/module/main.c:3802) [ 32.723864][ T623] ? init_module_from_file (kernel/module/main.c:3791) [ 32.723867][ T623] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 32.723869][ T623] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 32.723873][ T623] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 32.723875][ T623] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 32.723878][ T623] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 32.723881][ T623] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 32.723883][ T623] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 32.723885][ T623] RIP: 0033:0x7f0414c9b37d [ 32.723887][ T623] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 32.723889][ T623] RSP: 002b:00007fff9b9f5888 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 32.723893][ T623] RAX: ffffffffffffffda RBX: 0000558283df4810 RCX: 00007f0414c9b37d [ 32.723894][ T623] RDX: 0000000000000000 RSI: 00005582715a1ffd RDI: 0000000000000000 [ 32.723895][ T623] RBP: 00007fff9b9f5920 R08: 0000000000000000 R09: 0000000000000000 [ 32.723896][ T623] R10: 0000000000000000 R11: 0000000000000246 R12: 00005582715a1ffd [ 32.723897][ T623] R13: 0000558283df4960 R14: 0000000000040000 R15: 0000000000000000 | [ 33.914380][ T12] softirqs last disabled at (13542): addrconf_dad_begin (net/ipv6/addrconf.c:4137) | [ 33.914383][ T12] Preemption disabled at: | [ 33.914383][ T12] vprintk_emit (kernel/printk/printk.c:2471) | [ 33.914396][ T12] Tainted: [W]=WARN [ 33.914397][ T12] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.914399][ T12] Workqueue: netns cleanup_net [ 33.914405][ T12] Call Trace: [ 33.914407][ T12] [ 33.914408][ T12] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.914414][ T12] ? vprintk_emit (kernel/printk/printk.c:2471) [ 33.914416][ T12] __might_resched.cold (kernel/sched/core.c:9234) [ 33.914420][ T12] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.914424][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914429][ T12] __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)) [ 33.914432][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.914435][ T12] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.914439][ T12] ? 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) [ 33.914441][ T12] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.914444][ T12] put_chars (drivers/char/virtio_console.c:1176) [ 33.914446][ T12] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 33.914448][ T12] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.914451][ T12] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 33.914453][ T12] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.914457][ T12] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.914458][ T12] ? do_raw_spin_lock (./include/linux/instrumented.h:55 ./include/linux/atomic/atomic-instrumented.h:1301 ./include/asm-generic/qspinlock.h:112 kernel/locking/spinlock_debug.c:116) [ 33.914460][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.914462][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914464][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914466][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.914468][ T12] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.914472][ T12] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.914474][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914476][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914478][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914480][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.914482][ T12] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 33.914484][ T12] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.914487][ T12] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.914490][ T12] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.914492][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.914494][ T12] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.914496][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914498][ T12] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 33.914500][ T12] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 33.914501][ T12] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 33.914504][ T12] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.914506][ T12] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.914509][ T12] vprintk_emit (kernel/printk/printk.c:2479) [ 33.914511][ T12] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.914514][ T12] ? irqentry_exit (./include/linux/irq-entry-common.h:507 ./include/linux/irq-entry-common.h:542 kernel/entry/common.c:167) [ 33.914516][ T12] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 33.914519][ T12] ? sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 33.914521][ T12] _printk (kernel/printk/printk.c:2504) [ 33.914525][ T12] ? snapshot_read.cold (user.c:?) [ 33.914527][ T12] ? __netdev_printk (net/core/dev.c:13139 (discriminator 1)) [ 33.914530][ T12] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 33.914532][ T12] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 33.914534][ T12] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 33.914536][ T12] ? netdev_notice (net/core/dev.c:13194) [ 33.914539][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914541][ T12] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 33.914543][ T12] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 33.914546][ T12] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 33.914547][ T12] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 33.914550][ T12] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 33.914554][ T12] dev_set_allmulti (net/core/dev_api.c:315) [ 33.914557][ T12] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 33.914572][ T12] br_dev_delete (net/bridge/br_if.c:387) bridge [ 33.914583][ T12] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 33.914592][ T12] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 33.914595][ T12] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 33.914597][ T12] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 33.914601][ T12] cleanup_net (net/core/net_namespace.c:706) [ 33.914603][ T12] ? net_passive_dec (./include/linux/llist.h:241) [ 33.914604][ T12] ? update_load_avg (kernel/sched/fair.c:5864) [ 33.914607][ T12] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.914609][ T12] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.914612][ T12] process_one_work (kernel/workqueue.c:3387) [ 33.914616][ T12] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 33.914619][ T12] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 33.914621][ T12] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.914624][ T12] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 33.914627][ T12] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 33.914629][ T12] kthread (kernel/kthread.c:436) [ 33.914632][ T12] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 33.914633][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) [ 33.914636][ T12] ret_from_fork (arch/x86/kernel/process.c:158) [ 33.914639][ T12] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 33.914642][ T12] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 33.914645][ T12] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable addrconf_dad_begin:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __dev_queue_xmit:__dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars addrconf_dad_begin:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars