====================================== | [ 9.981696][ T180] softirqs last disabled at (20362): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.981699][ T180] Preemption disabled at: | [ 9.981699][ T180] 0x0 | [ 9.981710][ T180] Tainted: [W]=WARN [ 9.981711][ T180] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.981713][ T180] Call Trace: [ 9.981714][ T180] [ 9.981716][ T180] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.981722][ T180] __might_resched.cold (kernel/sched/core.c:9234) [ 9.981726][ T180] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.981731][ T180] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.981736][ T180] __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)) [ 9.981738][ T180] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.981744][ T180] ? 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) [ 9.981747][ T180] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.981750][ T180] put_chars (drivers/char/virtio_console.c:1176) [ 9.981753][ T180] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.981755][ T180] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.981763][ T180] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.981769][ T180] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.981776][ T180] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.981778][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.981780][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.981784][ T180] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.981788][ T180] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.981796][ T180] ? 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)) [ 9.981800][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.981802][ T180] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.981806][ T180] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.981810][ T180] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.981812][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.981817][ T180] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.981820][ T180] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.981822][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.981824][ T180] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.981827][ T180] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.981829][ T180] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.981832][ T180] vprintk_emit (kernel/printk/printk.c:2479) [ 9.981836][ T180] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.981840][ T180] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.981843][ T180] _printk (kernel/printk/printk.c:2504) [ 9.981847][ T180] ? snapshot_read.cold (user.c:?) [ 9.981849][ T180] ? 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) [ 9.981852][ T180] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.981856][ T180] ? 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) [ 9.981858][ T180] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.981862][ T180] ? exit_notify (kernel/exit.c:780) [ 9.981863][ T180] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.981866][ T180] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.981870][ T180] do_group_exit (kernel/exit.c:1151) [ 9.981873][ T180] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.981875][ T180] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.981877][ T180] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.981881][ T180] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.981884][ T180] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.981886][ T180] RIP: 0033:0x7f47e72031b8 [ 9.981888][ T180] Code: Unable to access opcode bytes at 0x7f47e720318e. Code starting with the faulting instruction =========================================== [ 9.981889][ T180] RSP: 002b:00007ffedf8b23f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.981891][ T180] RAX: ffffffffffffffda RBX: 00007f47e7333f88 RCX: 00007f47e72031b8 [ 9.981893][ T180] RDX: 00007f47e6f4dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.981894][ T180] RBP: 00007ffedf8b2450 R08: 0000000000000000 R09: 0000000000000050 [ 9.981894][ T180] R10: 00007ffedf8b2210 R11: 0000000000000246 R12: 0000000000000001 [ 9.981895][ T180] R13: 0000000000000000 R14: 00007f47e7332680 R15: 00007f47e7333fa0 | [ 11.055663][ T212] softirqs last disabled at (16444): dev_set_rx_mode (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/netdevice.h:5008 (discriminator 2) net/core/dev_addr_lists.c:1392 (discriminator 2)) | [ 11.055666][ T212] Preemption disabled at: | [ 11.055667][ T212] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.055677][ T212] Tainted: [W]=WARN [ 11.055678][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.055680][ T212] Call Trace: [ 11.055682][ T212] [ 11.055683][ T212] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.055689][ T212] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.055691][ T212] __might_resched.cold (kernel/sched/core.c:9234) [ 11.055696][ T212] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.055700][ T212] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.055705][ T212] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 11.055707][ T212] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.055713][ T212] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 11.055716][ T212] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.055719][ T212] put_chars (drivers/char/virtio_console.c:1176) [ 11.055722][ T212] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.055726][ T212] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.055731][ T212] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.055738][ T212] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.055740][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055744][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.055748][ T212] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.055752][ T212] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.055754][ T212] ? 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)) [ 11.055758][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055762][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.055768][ T212] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.055775][ T212] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.055777][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055782][ T212] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.055785][ T212] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.055787][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055789][ T212] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.055803][ T212] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.055805][ T212] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.055808][ T212] vprintk_emit (kernel/printk/printk.c:2479) [ 11.055813][ T212] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.055815][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055817][ T212] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.055819][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055824][ T212] _printk (kernel/printk/printk.c:2504) [ 11.055827][ T212] ? snapshot_read.cold (user.c:?) [ 11.055831][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.055833][ T212] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.055837][ T212] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.055840][ T212] netdev_warn (net/core/dev.c:13193 (discriminator 3)) [ 11.055843][ T212] ? netdev_err (net/core/dev.c:13192) [ 11.055845][ T212] ? hsr_port_get_hsr (net/hsr/hsr_main.c:137 (discriminator 13)) [ 11.055851][ T212] ? ip6_route_dev_notify (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/ipv6/route.c:6521 (discriminator 1)) [ 11.055859][ T212] hsr_dev_open.cold (net/hsr/hsr_device.c:159) [ 11.055863][ T212] __dev_open (net/core/dev.c:1724) [ 11.055867][ T212] ? netif_state_change (./include/net/netdev_lock.h:30 (discriminator 1)) [ 11.055869][ T212] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.055874][ T212] __dev_change_flags (net/core/dev.c:9812) [ 11.055876][ T212] ? netif_set_allmulti (./include/net/netdev_lock.h:30 (discriminator 1)) [ 11.055878][ T212] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.055882][ T212] ? __kernel_text_address (kernel/extable.c:79) [ 11.055883][ T212] ? write_profile (profile.c:?) [ 11.055885][ T212] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.055890][ T212] netif_change_flags (net/core/dev.c:9877) [ 11.055893][ T212] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 11.055897][ T212] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.055899][ T212] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.055900][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.055902][ T212] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.055906][ T212] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.055909][ T212] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.055910][ T212] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.055913][ T212] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.055916][ T212] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.055917][ T212] ? kasan_save_track (mm/kasan/common.c:78) [ 11.055920][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055922][ T212] ? __netlink_deliver_tap (./include/linux/skbuff.h:1384 net/netlink/af_netlink.c:174 net/netlink/af_netlink.c:299 net/netlink/af_netlink.c:326) [ 11.055925][ T212] ? ___sys_sendmsg (net/socket.c:2756) [ 11.055931][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.055932][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.055935][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055938][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.055939][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055941][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.055943][ T212] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.055947][ T212] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 11.055950][ T212] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.055952][ T212] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.055956][ T212] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.055961][ T212] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.055967][ T212] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.055972][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.055974][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055978][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.055980][ T212] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.055982][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.055984][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.055988][ T212] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.055990][ T212] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.055993][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.055995][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.055999][ T212] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.056001][ T212] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.056004][ T212] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.056007][ T212] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.056010][ T212] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.056016][ T212] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 11.056018][ T212] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 11.056022][ T212] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.056026][ T212] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.056029][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.056033][ T212] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.056037][ T212] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.056041][ T212] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.056047][ T212] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 11.056050][ T212] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.056052][ T212] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 11.056054][ T212] ? move_addr_to_kernel (net/socket.c:258) [ 11.056061][ T212] ___sys_sendmsg (net/socket.c:2767) [ 11.056064][ T212] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.056080][ T212] __sys_sendmsg (net/socket.c:2799) [ 11.056084][ T212] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.056090][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.056094][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.056097][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.056100][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.056102][ T212] RIP: 0033:0x7f01d87f854e [ 11.056106][ T212] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 11.056108][ T212] RSP: 002b:00007fff044edb50 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.056111][ T212] RAX: ffffffffffffffda RBX: 0000000000000002 RCX: 00007f01d87f854e [ 11.056112][ T212] RDX: 0000000000000000 RSI: 00007fff044edc00 RDI: 0000000000000005 [ 11.056113][ T212] RBP: 00007fff044edb60 R08: 0000000000000000 R09: 0000000000000000 [ 11.056114][ T212] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9150cf [ 11.056115][ T212] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fff044ee2d0 | [ 26.861098][ T351] softirqs last disabled at (35305): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.861100][ T351] Preemption disabled at: | [ 26.861101][ T351] vprintk_emit (kernel/printk/printk.c:2471) | [ 26.861110][ T351] Tainted: [W]=WARN [ 26.861111][ T351] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.861113][ T351] Call Trace: [ 26.861115][ T351] [ 26.861116][ T351] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.861122][ T351] ? vprintk_emit (kernel/printk/printk.c:2471) [ 26.861124][ T351] __might_resched.cold (kernel/sched/core.c:9234) [ 26.861128][ T351] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.861132][ T351] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.861137][ T351] __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)) [ 26.861140][ T351] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.861146][ T351] ? 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) [ 26.861148][ T351] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.861152][ T351] put_chars (drivers/char/virtio_console.c:1176) [ 26.861155][ T351] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.861156][ T351] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.861161][ T351] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 26.861164][ T351] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.861168][ T351] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.861171][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.861176][ T351] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.861179][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.861184][ T351] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.861188][ T351] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.861190][ T351] ? 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)) [ 26.861193][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.861196][ T351] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.861200][ T351] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.861204][ T351] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.861206][ T351] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.861211][ T351] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.861214][ T351] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.861216][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.861218][ T351] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.861222][ T351] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.861224][ T351] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.861227][ T351] vprintk_emit (kernel/printk/printk.c:2479) [ 26.861231][ T351] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.861237][ T351] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 26.861240][ T351] _printk (kernel/printk/printk.c:2504) [ 26.861244][ T351] ? snapshot_read.cold (user.c:?) [ 26.861250][ T351] ? 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) [ 26.861254][ T351] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 26.861257][ T351] do_one_initcall (init/main.c:1357) [ 26.861260][ T351] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 26.861264][ T351] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 26.861267][ T351] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 26.861272][ T351] do_init_module (kernel/module/main.c:3117) [ 26.861276][ T351] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 26.861280][ T351] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 26.861283][ T351] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 26.861287][ T351] load_module (kernel/module/main.c:3593) [ 26.861294][ T351] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 26.861298][ T351] ? __ia32_sys_fsconfig (??:?) [ 26.861301][ T351] ? add_chain_cache (kernel/locking/lockdep.c:3782) [ 26.861306][ T351] init_module_from_file (kernel/module/main.c:3790) [ 26.861309][ T351] ? __do_sys_init_module (kernel/module/main.c:3664) [ 26.861318][ T351] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.861321][ T351] ? 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) [ 26.861324][ T351] idempotent_init_module (kernel/module/main.c:3802) [ 26.861328][ T351] ? init_module_from_file (kernel/module/main.c:3791) [ 26.861334][ T351] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.861336][ T351] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 26.861343][ T351] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 26.861345][ T351] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 26.861348][ T351] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.861351][ T351] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.861353][ T351] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.861356][ T351] RIP: 0033:0x7fd780e9b37d [ 26.861360][ T351] 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 [ 26.861361][ T351] RSP: 002b:00007ffdac2d9518 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 26.861364][ T351] RAX: ffffffffffffffda RBX: 0000562e02d21810 RCX: 00007fd780e9b37d [ 26.861365][ T351] RDX: 0000000000000000 RSI: 0000562de8132ffd RDI: 0000000000000000 [ 26.861366][ T351] RBP: 00007ffdac2d95b0 R08: 0000000000000000 R09: 0000000000000000 [ 26.861367][ T351] R10: 0000000000000000 R11: 0000000000000246 R12: 0000562de8132ffd [ 26.861368][ T351] R13: 0000562e02d21960 R14: 0000000000040000 R15: 0000000000000000 | [ 42.851557][ T71] softirqs last disabled at (21667): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 42.851559][ T71] Preemption disabled at: | [ 42.851560][ T71] vprintk_emit (kernel/printk/printk.c:2471) | [ 42.851570][ T71] Tainted: [W]=WARN [ 42.851571][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 42.851572][ T71] Workqueue: netns cleanup_net [ 42.851576][ T71] Call Trace: [ 42.851578][ T71] [ 42.851580][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 42.851586][ T71] ? vprintk_emit (kernel/printk/printk.c:2471) [ 42.851588][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 42.851593][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.851597][ T71] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 42.851602][ T71] __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)) [ 42.851605][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.851611][ T71] ? 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) [ 42.851614][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 42.851618][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 42.851620][ T71] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 42.851622][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 42.851626][ T71] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 42.851632][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 42.851639][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 42.851642][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.851646][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.851651][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 42.851655][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 42.851657][ T71] ? 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)) [ 42.851660][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.851662][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.851667][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 42.851671][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 42.851673][ T71] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 42.851679][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 42.851682][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 42.851684][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.851686][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 42.851690][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 42.851692][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 42.851695][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 42.851699][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 42.851702][ T71] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 42.851704][ T71] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 42.851707][ T71] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 42.851709][ T71] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 42.851713][ T71] _printk (kernel/printk/printk.c:2504) [ 42.851716][ T71] ? snapshot_read.cold (user.c:?) [ 42.851720][ T71] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 42.851723][ T71] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 42.851726][ T71] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 42.851730][ T71] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 42.851732][ T71] ? netdev_notice (net/core/dev.c:13194) [ 42.851736][ T71] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 42.851737][ T71] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 42.851740][ T71] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 42.851744][ T71] ? 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) [ 42.851748][ T71] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 42.851750][ T71] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 42.851754][ T71] netif_set_promiscuity (net/core/dev.c:9699) [ 42.851762][ T71] dev_set_promiscuity (net/core/dev_api.c:288) [ 42.851767][ T71] hsr_del_port (net/hsr/hsr_slave.c:244) [ 42.851774][ T71] hsr_del_ports (net/hsr/hsr_device.c:498) [ 42.851777][ T71] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 42.851779][ T71] default_device_exit_batch (net/core/dev.c:13280) [ 42.851784][ T71] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 42.851787][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 42.851794][ T71] ? 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) [ 42.851801][ T71] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 42.851806][ T71] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 42.851808][ T71] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 42.851810][ T71] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 42.851814][ T71] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 42.851819][ T71] cleanup_net (net/core/net_namespace.c:706) [ 42.851823][ T71] ? net_passive_dec (./include/linux/llist.h:241) [ 42.851828][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 42.851831][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 42.851836][ T71] process_one_work (kernel/workqueue.c:3387) [ 42.851844][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 42.851848][ T71] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 42.851858][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 42.851863][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.851866][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 42.851869][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.851873][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 42.851875][ T71] kthread (kernel/kthread.c:436) [ 42.851877][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 42.851880][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.851884][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 42.851888][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 42.851892][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 42.851895][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 42.851898][ T71] ret_from_fork_asm (arch/x86/entry/entry_64.S:245) | [ 43.869276][ T523] softirqs last disabled at (16412): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 43.869279][ T523] Preemption disabled at: | [ 43.869279][ T523] vprintk_emit (kernel/printk/printk.c:2471) | [ 43.869288][ T523] Tainted: [W]=WARN [ 43.869289][ T523] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 43.869291][ T523] Call Trace: [ 43.869292][ T523] [ 43.869294][ T523] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 43.869299][ T523] ? vprintk_emit (kernel/printk/printk.c:2471) [ 43.869302][ T523] __might_resched.cold (kernel/sched/core.c:9234) [ 43.869306][ T523] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 43.869310][ T523] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 43.869315][ T523] __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)) [ 43.869317][ T523] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.869323][ T523] ? 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) [ 43.869325][ T523] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 43.869328][ T523] put_chars (drivers/char/virtio_console.c:1176) [ 43.869331][ T523] ? __send_to_port (drivers/char/virtio_console.c:654) [ 43.869337][ T523] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 43.869344][ T523] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 43.869347][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.869351][ T523] console_emit_next_record (kernel/printk/printk.c:3183) [ 43.869355][ T523] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 43.869356][ T523] ? 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)) [ 43.869359][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.869364][ T523] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 43.869367][ T523] console_flush_one_record (kernel/printk/printk.c:3268) [ 43.869372][ T523] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 43.869373][ T523] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.869379][ T523] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 43.869381][ T523] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 43.869383][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.869385][ T523] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 43.869389][ T523] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 43.869391][ T523] ? vprintk_emit (kernel/printk/printk.c:2478) [ 43.869394][ T523] vprintk_emit (kernel/printk/printk.c:2479) [ 43.869398][ T523] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 43.869399][ T523] ? kasan_save_stack (mm/kasan/common.c:58) [ 43.869402][ T523] ? kasan_save_track (mm/kasan/common.c:78) [ 43.869404][ T523] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 43.869406][ T523] ? __kmalloc_cache_noprof (./include/linux/kasan.h:263 mm/slub.c:5563) [ 43.869407][ T523] ? hsr_add_port (./include/linux/slab.h:991 (discriminator 1) ./include/linux/slab.h:1312 (discriminator 1) net/hsr/hsr_slave.c:201 (discriminator 1)) [ 43.869411][ T523] ? hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 43.869412][ T523] ? hsr_newlink (net/hsr/hsr_netlink.c:127) [ 43.869416][ T523] _printk (kernel/printk/printk.c:2504) [ 43.869419][ T523] ? snapshot_read.cold (user.c:?) [ 43.869421][ T523] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.869425][ T523] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 43.869428][ T523] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 43.869432][ T523] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 43.869434][ T523] ? netdev_notice (net/core/dev.c:13194) [ 43.869441][ T523] ? 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) [ 43.869445][ T523] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 43.869449][ T523] netif_set_promiscuity (net/core/dev.c:9699) [ 43.869453][ T523] dev_set_promiscuity (net/core/dev_api.c:288) [ 43.869456][ T523] hsr_add_port (net/hsr/hsr_slave.c:155 net/hsr/hsr_slave.c:213) [ 43.869459][ T523] ? hsr_port_exists (net/hsr/hsr_slave.c:97) [ 43.869463][ T523] ? timer_init_key (./include/linux/lockdep.h:135 ./include/linux/lockdep.h:142 ./include/linux/lockdep.h:148 kernel/time/timer.c:861 kernel/time/timer.c:881) [ 43.869468][ T523] hsr_dev_finalize (net/hsr/hsr_device.c:826) [ 43.869470][ T523] ? alloc_netdev_mqs (net/core/dev.c:12198 (discriminator 10)) [ 43.869474][ T523] ? alloc_netdev_mqs (net/core/dev.c:12209) [ 43.869476][ T523] hsr_newlink (net/hsr/hsr_netlink.c:127) [ 43.869479][ T523] ? hsr_dellink (net/hsr/hsr_netlink.c:147) [ 43.869482][ T523] ? rtnl_create_link (net/core/rtnetlink.c:3785) [ 43.869483][ T523] ? nla_strscpy (lib/nlattr.c:795) [ 43.869488][ T523] rtnl_newlink_create (net/core/rtnetlink.c:3969) [ 43.869492][ T523] ? rtnl_create_link (net/core/rtnetlink.c:3756) [ 43.869493][ T523] ? __dev_get_by_name (net/core/dev.c:905) [ 43.869496][ T523] ? rtnl_dev_get (net/core/rtnetlink.c:3538) [ 43.869504][ T523] __rtnl_newlink (net/core/rtnetlink.c:4098) [ 43.869511][ T523] rtnl_newlink (net/core/rtnetlink.c:4215) [ 43.869516][ T523] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.869518][ T523] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.869525][ T523] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 43.869528][ T523] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 43.869530][ T523] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 43.869534][ T523] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.869535][ T523] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.869540][ T523] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 43.869541][ T523] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.869545][ T523] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 43.869548][ T523] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 43.869551][ T523] ? netlink_ack (./include/linux/skbuff.h:2718) [ 43.869558][ T523] ? 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)) [ 43.869560][ T523] ? 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)) [ 43.869564][ T523] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 43.869568][ T523] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 43.869571][ T523] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 43.869575][ T523] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 43.869579][ T523] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 43.869583][ T523] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 43.869589][ T523] ____sys_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2713 (discriminator 4)) [ 43.869592][ T523] ? copy_msghdr_from_user (net/socket.c:2650) [ 43.869595][ T523] ? get_timestamp.constprop.0 (./include/linux/netdevice.h:5399) [ 43.869597][ T523] ? move_addr_to_kernel (net/socket.c:258) [ 43.869601][ T523] ? do_fault_around (./include/linux/rcupdate.h:882 mm/memory.c:5961) [ 43.869603][ T523] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 43.869607][ T523] ___sys_sendmsg (net/socket.c:2767) [ 43.869609][ T523] ? do_pte_missing (mm/memory.c:5991 mm/memory.c:6134 mm/memory.c:4700) [ 43.869612][ T523] ? copy_msghdr_from_user (net/socket.c:2619) [ 43.869614][ T523] ? rcu_read_unlock (./include/linux/rcupdate.h:878 (discriminator 6)) [ 43.869629][ T523] __sys_sendmsg (net/socket.c:2799) [ 43.869632][ T523] ? __sys_sendmsg_sock (net/socket.c:2780) [ 43.869638][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.869640][ T523] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 43.869644][ T523] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 43.869647][ T523] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 43.869650][ T523] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 43.869651][ T523] RIP: 0033:0x7f1802e6d54e [ 43.869655][ T523] 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 [ 43.869657][ T523] RSP: 002b:00007ffef13ac260 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 43.869660][ T523] RAX: ffffffffffffffda RBX: 00007ffef13aca10 RCX: 00007f1802e6d54e [ 43.869661][ T523] RDX: 0000000000000000 RSI: 00007ffef13ac310 RDI: 0000000000000005 [ 43.869662][ T523] RBP: 00007ffef13ac270 R08: 0000000000000000 R09: 0000000000000000 [ 43.869663][ T523] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a9150f0 [ 43.869664][ T523] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffef13ac9e0 | [ 76.802404][ T71] softirqs last disabled at (160442): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 76.802406][ T71] Preemption disabled at: | [ 76.802407][ T71] vprintk_emit (kernel/printk/printk.c:2471) | [ 76.802416][ T71] Tainted: [W]=WARN [ 76.802417][ T71] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 76.802418][ T71] Workqueue: netns cleanup_net [ 76.802422][ T71] Call Trace: [ 76.802423][ T71] [ 76.802425][ T71] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 76.802431][ T71] ? vprintk_emit (kernel/printk/printk.c:2471) [ 76.802434][ T71] __might_resched.cold (kernel/sched/core.c:9234) [ 76.802439][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 76.802443][ T71] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 76.802448][ T71] __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)) [ 76.802451][ T71] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.802458][ T71] ? 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) [ 76.802460][ T71] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 76.802464][ T71] put_chars (drivers/char/virtio_console.c:1176) [ 76.802468][ T71] ? __send_to_port (drivers/char/virtio_console.c:654) [ 76.802471][ T71] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 76.802477][ T71] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 76.802484][ T71] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 76.802487][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.802492][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.802496][ T71] console_emit_next_record (kernel/printk/printk.c:3183) [ 76.802500][ T71] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 76.802502][ T71] ? 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)) [ 76.802505][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.802508][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.802512][ T71] console_flush_one_record (kernel/printk/printk.c:3268) [ 76.802517][ T71] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 76.802519][ T71] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 76.802524][ T71] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 76.802527][ T71] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 76.802529][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.802532][ T71] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 76.802536][ T71] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 76.802537][ T71] ? vprintk_emit (kernel/printk/printk.c:2478) [ 76.802541][ T71] vprintk_emit (kernel/printk/printk.c:2479) [ 76.802545][ T71] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 76.802548][ T71] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 76.802550][ T71] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.802553][ T71] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 76.802554][ T71] ? finish_task_switch.isra.0 (kernel/sched/sched.h:1698 kernel/sched/core.c:5251 kernel/sched/core.c:5369) [ 76.802558][ T71] _printk (kernel/printk/printk.c:2504) [ 76.802562][ T71] ? snapshot_read.cold (user.c:?) [ 76.802565][ T71] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 76.802568][ T71] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 76.802572][ T71] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 76.802575][ T71] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 76.802578][ T71] ? netdev_notice (net/core/dev.c:13194) [ 76.802582][ T71] ? synchronize_rcu_expedited (kernel/rcu/tree_exp.h:985) [ 76.802583][ T71] ? netif_set_mtu_ext (net/core/dev.c:9910 (discriminator 2)) [ 76.802585][ T71] ? synchronize_rcu_normal (kernel/rcu/tree.c:3360) [ 76.802589][ T71] ? 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) [ 76.802593][ T71] __dev_set_promiscuity.cold (net/core/dev.c:9672 (discriminator 3)) [ 76.802596][ T71] ? sync_rcu_exp_select_cpus (./include/linux/list.h:54 (discriminator 2)) [ 76.802600][ T71] netif_set_promiscuity (net/core/dev.c:9699) [ 76.802604][ T71] dev_set_promiscuity (net/core/dev_api.c:288) [ 76.802608][ T71] hsr_del_port (net/hsr/hsr_slave.c:244) [ 76.802613][ T71] hsr_del_ports (net/hsr/hsr_device.c:498) [ 76.802616][ T71] hsr_dellink (net/hsr/hsr_netlink.c:141) [ 76.802619][ T71] default_device_exit_batch (net/core/dev.c:13280) [ 76.802623][ T71] ? unregister_netdevice_queue (./include/linux/list.h:173) [ 76.802626][ T71] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 76.802628][ T71] ? 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) [ 76.802633][ T71] ops_undo_list (net/core/net_namespace.c:206 net/core/net_namespace.c:253) [ 76.802637][ T71] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 76.802639][ T71] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 76.802641][ T71] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 76.802644][ T71] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 76.802649][ T71] cleanup_net (net/core/net_namespace.c:706) [ 76.802652][ T71] ? net_passive_dec (./include/linux/llist.h:241) [ 76.802656][ T71] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 76.802658][ T71] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 76.802662][ T71] process_one_work (kernel/workqueue.c:3387) [ 76.802669][ T71] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 76.802672][ T71] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 76.802680][ T71] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 76.802685][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.802687][ T71] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 76.802690][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.802693][ T71] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 76.802695][ T71] kthread (kernel/kthread.c:436) [ 76.802698][ T71] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 76.802700][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) [ 76.802703][ T71] ret_from_fork (arch/x86/kernel/process.c:158) [ 76.802707][ T71] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 76.802711][ T71] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 76.802714][ T71] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars dev_set_rx_mode:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars