====================================== | [ 10.671425][ T209] softirqs last disabled at (26340): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.671428][ T209] Preemption disabled at: | [ 10.671428][ T209] 0x0 | [ 10.671438][ T209] Tainted: [W]=WARN [ 10.671439][ T209] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.671441][ T209] Call Trace: [ 10.671442][ T209] [ 10.671444][ T209] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.671450][ T209] __might_resched.cold (kernel/sched/core.c:9234) [ 10.671454][ T209] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.671459][ T209] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.671463][ T209] __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)) [ 10.671465][ T209] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.671471][ T209] ? 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) [ 10.671474][ T209] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.671478][ T209] put_chars (drivers/char/virtio_console.c:1176) [ 10.671480][ T209] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.671481][ T209] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.671485][ T209] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.671490][ T209] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.671497][ T209] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.671500][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.671502][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.671505][ T209] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.671510][ T209] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.671511][ T209] ? 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)) [ 10.671515][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.671516][ T209] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.671520][ T209] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.671524][ T209] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.671526][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.671531][ T209] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.671534][ T209] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.671535][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.671537][ T209] ? 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) [ 10.671541][ T209] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.671542][ T209] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.671545][ T209] vprintk_emit (kernel/printk/printk.c:2479) [ 10.671548][ T209] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.671551][ T209] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.671554][ T209] _printk (kernel/printk/printk.c:2504) [ 10.671558][ T209] ? snapshot_read.cold (user.c:?) [ 10.671561][ T209] ? 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) [ 10.671563][ T209] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.671567][ T209] ? 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) [ 10.671570][ T209] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.671573][ T209] ? exit_notify (kernel/exit.c:780) [ 10.671575][ T209] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.671577][ T209] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.671581][ T209] do_group_exit (kernel/exit.c:1151) [ 10.671583][ T209] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.671585][ T209] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.671588][ T209] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.671592][ T209] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.671595][ T209] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.671597][ T209] RIP: 0033:0x7ff19c8991b8 [ 10.671599][ T209] Code: Unable to access opcode bytes at 0x7ff19c89918e. Code starting with the faulting instruction =========================================== [ 10.671600][ T209] RSP: 002b:00007ffcdd0a1418 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.671602][ T209] RAX: ffffffffffffffda RBX: 00007ff19c9c9f88 RCX: 00007ff19c8991b8 [ 10.671604][ T209] RDX: 00007ff19c5e3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.671605][ T209] RBP: 00007ffcdd0a1470 R08: 0000000000000000 R09: 0000000000000050 [ 10.671605][ T209] R10: 00007ffcdd0a1230 R11: 0000000000000246 R12: 0000000000000001 [ 10.671606][ T209] R13: 0000000000000000 R14: 00007ff19c9c8680 R15: 00007ff19c9c9fa0 | [ 11.841990][ T243] softirqs last disabled at (25544): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 11.841992][ T243] Preemption disabled at: | [ 11.841993][ T243] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.842001][ T243] Tainted: [W]=WARN [ 11.842002][ T243] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.842004][ T243] Call Trace: [ 11.842005][ T243] [ 11.842007][ T243] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.842013][ T243] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.842014][ T243] __might_resched.cold (kernel/sched/core.c:9234) [ 11.842019][ T243] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.842023][ T243] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.842027][ T243] __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)) [ 11.842029][ T243] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.842036][ T243] ? 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) [ 11.842039][ T243] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.842042][ T243] put_chars (drivers/char/virtio_console.c:1176) [ 11.842045][ T243] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.842051][ T243] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.842059][ T243] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.842062][ T243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.842066][ T243] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.842070][ T243] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.842072][ T243] ? 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)) [ 11.842075][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842078][ T243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.842082][ T243] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.842086][ T243] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.842088][ T243] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.842093][ T243] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.842096][ T243] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.842098][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842099][ T243] ? 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) [ 11.842103][ T243] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.842105][ T243] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.842107][ T243] vprintk_emit (kernel/printk/printk.c:2479) [ 11.842111][ T243] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.842113][ T243] ? _mutex_trylock_nest_lock (kernel/locking/mutex.c:1227 (discriminator 6)) [ 11.842118][ T243] _printk (kernel/printk/printk.c:2504) [ 11.842122][ T243] ? snapshot_read.cold (user.c:?) [ 11.842123][ T243] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.842126][ T243] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.842129][ T243] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.842131][ T243] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.842134][ T243] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.842137][ T243] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.842139][ T243] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.842142][ T243] ? netdev_notice (net/core/dev.c:13194) [ 11.842145][ T243] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.842148][ T243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.842151][ T243] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.842154][ T243] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.842156][ T243] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 11.842158][ T243] ? register_netdev (net/core/dev.c:11618) [ 11.842160][ T243] ? is_bpf_text_address (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) kernel/bpf/core.c:751 (discriminator 2)) [ 11.842165][ T243] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 11.842167][ T243] ? __kernel_text_address (kernel/extable.c:79) [ 11.842170][ T243] ? write_profile (profile.c:?) [ 11.842174][ T243] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.842180][ T243] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.842183][ T243] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 11.842185][ T243] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.842186][ T243] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 11.842191][ T243] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 11.842194][ T243] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.842196][ T243] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.842198][ T243] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.842201][ T243] ? kasan_save_stack (mm/kasan/common.c:58) [ 11.842203][ T243] ? kasan_save_stack (mm/kasan/common.c:57) [ 11.842204][ T243] ? kasan_save_track (mm/kasan/common.c:78) [ 11.842205][ T243] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 11.842207][ T243] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.842209][ T243] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 11.842212][ T243] ? ___sys_sendmsg (net/socket.c:2758) [ 11.842216][ T243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.842218][ T243] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.842220][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842222][ T243] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.842224][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842225][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842226][ T243] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.842228][ T243] ? __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) [ 11.842229][ T243] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.842231][ T243] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 11.842235][ T243] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.842236][ T243] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.842241][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842243][ T243] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 11.842248][ T243] rtnl_newlink (net/core/rtnetlink.c:4215) [ 11.842253][ T243] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.842255][ T243] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.842259][ T243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.842261][ T243] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.842263][ T243] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.842265][ T243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.842268][ T243] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 11.842270][ T243] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.842273][ T243] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.842275][ T243] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.842279][ T243] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.842281][ T243] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.842284][ T243] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.842287][ T243] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.842290][ T243] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.842296][ T243] ? 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)) [ 11.842298][ T243] ? 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)) [ 11.842303][ T243] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.842307][ T243] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.842309][ T243] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.842313][ T243] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.842317][ T243] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.842321][ T243] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.842322][ T243] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 11.842328][ T243] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 11.842330][ T243] ____sys_sendmsg (net/socket.c:2713) [ 11.842332][ T243] ? copy_msghdr_from_user (net/socket.c:2650) [ 11.842335][ T243] ? sock_write_iter (net/socket.c:1269) [ 11.842336][ T243] ? move_addr_to_kernel (net/socket.c:258) [ 11.842343][ T243] ___sys_sendmsg (net/socket.c:2767) [ 11.842346][ T243] ? copy_msghdr_from_user (net/socket.c:2619) [ 11.842361][ T243] __sys_sendmsg (net/socket.c:2799) [ 11.842364][ T243] ? __sys_sendmsg_sock (net/socket.c:2780) [ 11.842370][ T243] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.842373][ T243] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.842376][ T243] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.842379][ T243] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.842381][ T243] RIP: 0033:0x7fb199a4e54e [ 11.842384][ T243] 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 [ 11.842386][ T243] RSP: 002b:00007fffffdfb250 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 11.842389][ T243] RAX: ffffffffffffffda RBX: 0000000000000006 RCX: 00007fb199a4e54e [ 11.842390][ T243] RDX: 0000000000000000 RSI: 00007fffffdfb300 RDI: 0000000000000005 [ 11.842391][ T243] RBP: 00007fffffdfb260 R08: 0000000000000000 R09: 0000000000000000 [ 11.842392][ T243] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a917371 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netif_change_name:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars