====================================== | [ 12.398451][ T227] softirqs last disabled at (30205): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.398454][ T227] Preemption disabled at: | [ 12.398455][ T227] 0x0 | [ 12.398469][ T227] Tainted: [W]=WARN [ 12.398470][ T227] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.398472][ T227] Call Trace: [ 12.398474][ T227] [ 12.398476][ T227] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.398484][ T227] __might_resched.cold (kernel/sched/core.c:9234) [ 12.398490][ T227] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.398495][ T227] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.398502][ T227] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 12.398505][ T227] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.398515][ T227] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 12.398519][ T227] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.398530][ T227] put_chars (drivers/char/virtio_console.c:1176) [ 12.398534][ T227] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.398536][ T227] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.398541][ T227] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.398551][ T227] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.398563][ T227] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.398567][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.398570][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.398577][ T227] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.398583][ T227] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.398586][ T227] ? console_flush_one_record (./include/linux/rcupdate.h:314 (discriminator 2) ./include/linux/srcu.h:439 (discriminator 2) kernel/printk/printk.c:291 (discriminator 2) kernel/printk/printk.c:3246 (discriminator 2)) [ 12.398591][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.398594][ T227] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.398601][ T227] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.398608][ T227] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.398611][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.398620][ T227] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.398624][ T227] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.398627][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.398630][ T227] ? 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) [ 12.398636][ T227] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.398639][ T227] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.398644][ T227] vprintk_emit (kernel/printk/printk.c:2479) [ 12.398649][ T227] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.398654][ T227] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.398661][ T227] _printk (kernel/printk/printk.c:2504) [ 12.398665][ T227] ? snapshot_read.cold (user.c:?) [ 12.398670][ T227] ? 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) [ 12.398674][ T227] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.398680][ T227] ? 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) [ 12.398685][ T227] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.398690][ T227] ? exit_notify (kernel/exit.c:780) [ 12.398692][ T227] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.398696][ T227] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.398703][ T227] do_group_exit (kernel/exit.c:1151) [ 12.398707][ T227] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.398710][ T227] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.398714][ T227] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.398719][ T227] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.398723][ T227] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.398726][ T227] RIP: 0033:0x7f103a3fa1b8 [ 12.398729][ T227] Code: Unable to access opcode bytes at 0x7f103a3fa18e. Code starting with the faulting instruction =========================================== [ 12.398731][ T227] RSP: 002b:00007fff00afff48 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.398734][ T227] RAX: ffffffffffffffda RBX: 00007f103a52af88 RCX: 00007f103a3fa1b8 [ 12.398736][ T227] RDX: 00007f103a144fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.398737][ T227] RBP: 00007fff00afffa0 R08: 0000000000000000 R09: 0000000000000050 [ 12.398738][ T227] R10: 00007fff00affd60 R11: 0000000000000246 R12: 0000000000000001 [ 12.398740][ T227] R13: 0000000000000000 R14: 00007f103a529680 R15: 00007f103a52afa0 | [ 24.492143][ T284] softirqs last disabled at (16802): inet6_fill_ifla6_attrs (net/ipv6/addrconf.c:5883) | [ 24.492145][ T284] Preemption disabled at: | [ 24.492146][ T284] vprintk_emit (kernel/printk/printk.c:2471) | [ 24.492154][ T284] Tainted: [W]=WARN [ 24.492155][ T284] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 24.492157][ T284] Call Trace: [ 24.492159][ T284] [ 24.492160][ T284] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 24.492167][ T284] ? vprintk_emit (kernel/printk/printk.c:2471) [ 24.492169][ T284] __might_resched.cold (kernel/sched/core.c:9234) [ 24.492173][ T284] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 24.492177][ T284] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 24.492181][ T284] __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)) [ 24.492183][ T284] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.492190][ T284] ? 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) [ 24.492192][ T284] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 24.492196][ T284] put_chars (drivers/char/virtio_console.c:1176) [ 24.492199][ T284] ? __send_to_port (drivers/char/virtio_console.c:654) [ 24.492201][ T284] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.492204][ T284] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.492207][ T284] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.492211][ T284] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 24.492215][ T284] ? mark_usage (kernel/locking/lockdep.c:4690) [ 24.492217][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492219][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492223][ T284] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 24.492225][ T284] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.492229][ T284] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.492233][ T284] console_emit_next_record (kernel/printk/printk.c:3183) [ 24.492237][ T284] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 24.492239][ T284] ? 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)) [ 24.492242][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492244][ T284] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.492248][ T284] console_flush_one_record (kernel/printk/printk.c:3268) [ 24.492252][ T284] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 24.492254][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492260][ T284] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 24.492262][ T284] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 24.492264][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492266][ T284] ? 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) [ 24.492270][ T284] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 24.492271][ T284] ? vprintk_emit (kernel/printk/printk.c:2478) [ 24.492274][ T284] vprintk_emit (kernel/printk/printk.c:2479) [ 24.492277][ T284] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 24.492279][ T284] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 24.492284][ T284] _printk (kernel/printk/printk.c:2504) [ 24.492287][ T284] ? snapshot_read.cold (user.c:?) [ 24.492291][ T284] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.492293][ T284] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.492297][ T284] ? 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) [ 24.492300][ T284] vlan_device_event.cold (net/8021q/vlan.c:347 (discriminator 1) net/8021q/vlan.c:388 (discriminator 1)) [ 24.492305][ T284] ? packet_notifier (./include/linux/rcupdate.h:882 net/packet/af_packet.c:4261) [ 24.492310][ T284] ? unregister_vlan_dev (net/8021q/vlan.h:91 net/8021q/vlan.c:110) [ 24.492313][ T284] ? nlmsg_notify (./include/net/netlink.h:1165 ./include/net/netlink.h:1184 net/netlink/af_netlink.c:2599) [ 24.492320][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492322][ T284] notifier_call_chain (kernel/notifier.c:85) [ 24.492326][ T284] __dev_notify_flags (net/core/dev.c:2313 net/core/dev.c:2327 net/core/dev.c:9853) [ 24.492331][ T284] ? netif_change_name (net/core/dev.c:1517) [ 24.492335][ T284] ? netif_set_allmulti (./include/net/netdev_lock.h:33) [ 24.492339][ T284] ? write_profile (profile.c:?) [ 24.492344][ T284] netif_change_flags (net/core/dev.c:9882) [ 24.492347][ T284] do_setlink.isra.0 (net/core/rtnetlink.c:3266 (discriminator 1)) [ 24.492351][ T284] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 24.492353][ T284] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 24.492355][ T284] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 24.492357][ T284] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 24.492360][ T284] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 24.492362][ T284] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 24.492364][ T284] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 24.492366][ T284] ? kasan_save_stack (mm/kasan/common.c:58) [ 24.492368][ T284] ? kasan_save_stack (mm/kasan/common.c:57) [ 24.492369][ T284] ? kasan_save_track (mm/kasan/common.c:78) [ 24.492371][ T284] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 24.492373][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492375][ T284] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 24.492377][ T284] ? ___sys_sendmsg (net/socket.c:2758) [ 24.492381][ T284] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.492383][ T284] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 24.492386][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492387][ T284] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 24.492389][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492390][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492392][ T284] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 24.492394][ T284] ? __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) [ 24.492396][ T284] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 24.492398][ T284] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 24.492401][ T284] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 24.492405][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492407][ T284] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 24.492412][ T284] rtnl_newlink (net/core/rtnetlink.c:4215) [ 24.492418][ T284] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 24.492419][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492424][ T284] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.492426][ T284] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.492428][ T284] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 24.492430][ T284] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.492433][ T284] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 24.492435][ T284] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 24.492438][ T284] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.492440][ T284] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 24.492444][ T284] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 24.492446][ T284] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.492450][ T284] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 24.492451][ T284] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 24.492454][ T284] ? netlink_ack (./include/linux/skbuff.h:2718) [ 24.492461][ T284] ? 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)) [ 24.492463][ T284] ? 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)) [ 24.492467][ T284] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 24.492471][ T284] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 24.492474][ T284] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 24.492478][ T284] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 24.492482][ T284] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 24.492486][ T284] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 24.492487][ T284] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 24.492493][ T284] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 24.492495][ T284] ____sys_sendmsg (net/socket.c:2713) [ 24.492498][ T284] ? copy_msghdr_from_user (net/socket.c:2650) [ 24.492500][ T284] ? sock_write_iter (net/socket.c:1269) [ 24.492501][ T284] ? move_addr_to_kernel (net/socket.c:258) [ 24.492509][ T284] ___sys_sendmsg (net/socket.c:2767) [ 24.492512][ T284] ? copy_msghdr_from_user (net/socket.c:2619) [ 24.492527][ T284] __sys_sendmsg (net/socket.c:2799) [ 24.492530][ T284] ? __sys_sendmsg_sock (net/socket.c:2780) [ 24.492537][ T284] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 24.492540][ T284] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 24.492543][ T284] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 24.492545][ T284] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 24.492548][ T284] RIP: 0033:0x7f6d932f054e [ 24.492552][ T284] 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 [ 24.492553][ T284] RSP: 002b:00007fff949b8350 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 24.492556][ T284] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00007f6d932f054e [ 24.492557][ T284] RDX: 0000000000000000 RSI: 00007fff949b8400 RDI: 0000000000000005 [ 24.492558][ T284] RBP: 00007fff949b8360 R08: 0000000000000000 R09: 0000000000000000 [ 24.492559][ T284] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a91b18a Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print inet6_fill_ifla6_attrs:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars