====================================== | [ 9.789612][ T196] softirqs last disabled at (60875): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.789614][ T196] Preemption disabled at: | [ 9.789615][ T196] 0x0 | [ 9.789624][ T196] Tainted: [W]=WARN [ 9.789625][ T196] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.789627][ T196] Call Trace: [ 9.789628][ T196] [ 9.789629][ T196] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.789636][ T196] __might_resched.cold (kernel/sched/core.c:9234) [ 9.789641][ T196] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.789645][ T196] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.789649][ T196] __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)) [ 9.789651][ T196] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.789658][ T196] ? 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) [ 9.789661][ T196] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.789665][ T196] put_chars (drivers/char/virtio_console.c:1176) [ 9.789667][ T196] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.789668][ T196] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.789672][ T196] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.789677][ T196] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.789684][ T196] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.789687][ T196] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.789689][ T196] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.789693][ T196] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.789697][ T196] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.789698][ T196] ? 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)) [ 9.789702][ T196] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.789703][ T196] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.789707][ T196] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.789711][ T196] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.789713][ T196] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.789718][ T196] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.789721][ T196] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.789723][ T196] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.789724][ T196] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.789728][ T196] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.789730][ T196] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.789733][ T196] vprintk_emit (kernel/printk/printk.c:2479) [ 9.789736][ T196] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.789738][ T196] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.789742][ T196] _printk (kernel/printk/printk.c:2504) [ 9.789746][ T196] ? snapshot_read.cold (user.c:?) [ 9.789749][ T196] ? 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) [ 9.789751][ T196] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.789755][ T196] ? 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) [ 9.789758][ T196] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.789761][ T196] ? exit_notify (kernel/exit.c:780) [ 9.789763][ T196] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.789765][ T196] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.789769][ T196] do_group_exit (kernel/exit.c:1151) [ 9.789772][ T196] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.789773][ T196] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.789776][ T196] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.789780][ T196] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.789783][ T196] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.789785][ T196] RIP: 0033:0x7f8dce1941b8 [ 9.789787][ T196] Code: Unable to access opcode bytes at 0x7f8dce19418e. Code starting with the faulting instruction =========================================== [ 9.789788][ T196] RSP: 002b:00007ffc12dd33d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.789790][ T196] RAX: ffffffffffffffda RBX: 00007f8dce2c4f88 RCX: 00007f8dce1941b8 [ 9.789792][ T196] RDX: 00007f8dcdedefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.789792][ T196] RBP: 00007ffc12dd3430 R08: 0000000000000000 R09: 0000000000008010 [ 9.789793][ T196] R10: 00007ffc12dd31f0 R11: 0000000000000246 R12: 0000000000000001 [ 9.789794][ T196] R13: 0000000000000000 R14: 00007f8dce2c3680 R15: 00007f8dce2c4fa0 | [ 11.127342][ T226] softirqs last disabled at (28054): addrconf_permanent_addr (net/ipv6/addrconf.c:3651) | [ 11.127345][ T226] Preemption disabled at: | [ 11.127345][ T226] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.127353][ T226] Tainted: [W]=WARN [ 11.127354][ T226] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.127356][ T226] Call Trace: [ 11.127358][ T226] [ 11.127359][ T226] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.127365][ T226] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.127367][ T226] __might_resched.cold (kernel/sched/core.c:9234) [ 11.127372][ T226] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.127376][ T226] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.127380][ T226] __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)) [ 11.127382][ T226] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.127388][ T226] ? 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) [ 11.127391][ T226] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.127394][ T226] put_chars (drivers/char/virtio_console.c:1176) [ 11.127397][ T226] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.127399][ T226] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.127402][ T226] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.127405][ T226] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.127409][ T226] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.127413][ T226] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.127415][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127416][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127421][ T226] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.127422][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.127427][ T226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.127431][ T226] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.127435][ T226] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.127436][ T226] ? 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)) [ 11.127439][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127441][ T226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.127445][ T226] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.127449][ T226] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.127451][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127456][ T226] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.127459][ T226] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.127461][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127463][ T226] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 11.127466][ T226] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.127468][ T226] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.127471][ T226] vprintk_emit (kernel/printk/printk.c:2479) [ 11.127474][ T226] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.127476][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127480][ T226] _printk (kernel/printk/printk.c:2504) [ 11.127484][ T226] ? snapshot_read.cold (user.c:?) [ 11.127487][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.127489][ T226] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.127493][ T226] ? notifier_call_chain (./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/notifier.h:59 kernel/notifier.c:84) [ 11.127496][ T226] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) [ 11.127501][ T226] ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261) [ 11.127506][ T226] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 11.127513][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127514][ T226] notifier_call_chain (kernel/notifier.c:85) [ 11.127519][ T226] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853) [ 11.127524][ T226] ? netif_change_name (net/core/dev.c:1517) [ 11.127528][ T226] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 11.127533][ T226] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 11.127536][ T226] ? __kernel_text_address (kernel/extable.c:79) [ 11.127537][ T226] ? write_profile (profile.c:?) [ 11.127542][ T226] netif_change_flags (net/core/dev.c:9882) [ 11.127546][ T226] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 11.127549][ T226] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.127552][ T226] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.127553][ T226] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.127555][ T226] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.127558][ T226] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.127560][ T226] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.127562][ T226] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.127564][ T226] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.127567][ T226] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.127568][ T226] ? kasan_save_track (mm/kasan/common.c:78) [ 11.127569][ T226] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.127571][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127573][ T226] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 11.127576][ T226] ? ___sys_sendmsg (net/socket.c:2758) [ 11.127580][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.127582][ T226] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.127584][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127586][ T226] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.127587][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127588][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127590][ T226] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.127592][ T226] ? __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) [ 11.127595][ T226] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.127596][ T226] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.127600][ T226] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.127603][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127605][ T226] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.127610][ T226] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.127615][ T226] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.127617][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127622][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.127624][ T226] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.127625][ T226] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.127627][ T226] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.127631][ T226] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.127633][ T226] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.127636][ T226] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.127637][ T226] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.127642][ T226] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.127643][ T226] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.127647][ T226] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.127650][ T226] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.127653][ T226] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.127659][ T226] ? 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)) [ 11.127661][ T226] ? 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)) [ 11.127665][ T226] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.127669][ T226] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.127672][ T226] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.127676][ T226] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.127680][ T226] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.127684][ T226] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.127685][ T226] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 11.127690][ T226] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 11.127693][ T226] ____sys_sendmsg (net/socket.c:2713) [ 11.127695][ T226] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.127697][ T226] ? sock_write_iter (net/socket.c:1269) [ 11.127699][ T226] ? move_addr_to_kernel (net/socket.c:258) [ 11.127706][ T226] ___sys_sendmsg (net/socket.c:2767) [ 11.127709][ T226] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.127724][ T226] __sys_sendmsg (net/socket.c:2799) [ 11.127727][ T226] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.127733][ T226] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.127736][ T226] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.127739][ T226] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.127742][ T226] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.127744][ T226] RIP: 0033:0x7f849d1b354e [ 11.127748][ T226] 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 [ 11.127750][ T226] RSP: 002b:00007ffeda3c1d40 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.127752][ T226] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f849d1b354e [ 11.127754][ T226] RDX: 0000000000000000 RSI: 00007ffeda3c1df0 RDI: 0000000000000005 [ 11.127755][ T226] RBP: 00007ffeda3c1d50 R08: 0000000000000000 R09: 0000000000000000 [ 11.127755][ T226] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917546 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print addrconf_permanent_addr:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars