====================================== | [ 10.961685][ T179] softirqs last disabled at (231992): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.961688][ T179] Preemption disabled at: | [ 10.961688][ T179] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.961697][ T179] Tainted: [W]=WARN [ 10.961698][ T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.961700][ T179] Call Trace: [ 10.961702][ T179] [ 10.961703][ T179] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.961709][ T179] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.961714][ T179] __might_resched.cold (kernel/sched/core.c:9234) [ 10.961718][ T179] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.961723][ T179] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.961728][ T179] __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)) [ 10.961731][ T179] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.961737][ T179] ? 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) [ 10.961740][ T179] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.961744][ T179] put_chars (drivers/char/virtio_console.c:1176) [ 10.961747][ T179] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.961751][ T179] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.961756][ T179] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.961759][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.961764][ T179] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.961767][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961773][ T179] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.961776][ T179] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.961781][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961783][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.961787][ T179] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.961791][ T179] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.961793][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.961799][ T179] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.961802][ T179] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.961804][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961805][ T179] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.961809][ T179] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.961811][ T179] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.961814][ T179] vprintk_emit (kernel/printk/printk.c:2479) [ 10.961817][ T179] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.961819][ T179] ? write_profile (profile.c:?) [ 10.961821][ T179] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.961828][ T179] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.961833][ T179] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.961837][ T179] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.961843][ T179] dev_printk_emit (drivers/base/core.c:5011) [ 10.961845][ T179] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.961849][ T179] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.961855][ T179] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.961860][ T179] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.961863][ T179] ? netdev_notice (net/core/dev.c:13194) [ 10.961865][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.961868][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.961871][ T179] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.961875][ T179] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.961877][ T179] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.961880][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.961882][ T179] ? mark_lock_irq (kernel/locking/lockdep.c:154 (discriminator 6) kernel/locking/lockdep.c:150 (discriminator 6) kernel/locking/lockdep.c:202 (discriminator 6) kernel/locking/lockdep.c:4092 (discriminator 6) kernel/locking/lockdep.c:4174 (discriminator 6) kernel/locking/lockdep.c:4310 (discriminator 6)) [ 10.961884][ T179] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.961887][ T179] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.961889][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.961892][ T179] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.961897][ T179] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.961900][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.961903][ T179] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.961905][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.961907][ T179] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.961909][ T179] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.961912][ T179] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.961917][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.961922][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.961924][ T179] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.961927][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961928][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.961930][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961931][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961933][ T179] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.961935][ T179] ? __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) [ 10.961939][ T179] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.961942][ T179] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.961946][ T179] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.961948][ T179] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.961952][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961954][ T179] ? clockevents_program_event (kernel/time/clockevents.c:363) [ 10.961959][ T179] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.961966][ T179] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.961969][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.961971][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.961973][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.961976][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961977][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.961998][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.962000][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.962002][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.962004][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.962007][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.962011][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.962013][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.962015][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.962017][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.962021][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.962024][ T179] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.962027][ T179] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.962029][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.962034][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.962035][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.962039][ T179] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.962042][ T179] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.962046][ T179] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.962052][ T179] ? 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)) [ 10.962054][ T179] ? 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)) [ 10.962059][ T179] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.962063][ T179] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.962066][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.962071][ T179] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.962075][ T179] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.962079][ T179] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.962083][ T179] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.962086][ T179] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.962090][ T179] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.962100][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 10.962105][ T179] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.962107][ T179] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.962111][ T179] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.962112][ T179] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.962115][ T179] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.962117][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.962119][ T179] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.962122][ T179] RIP: 0033:0x7f7da0e7454e [ 10.962125][ T179] 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 [ 10.962127][ T179] RSP: 002b:00007ffe872dcb80 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.962130][ T179] RAX: ffffffffffffffda RBX: 000055da44f4c570 RCX: 00007f7da0e7454e [ 10.962131][ T179] RDX: 0000000000000030 RSI: 000055da450faed0 RDI: 0000000000000014 [ 10.962132][ T179] RBP: 00007ffe872dcb90 R08: 00007ffe872dcbe0 R09: 0000000000000080 [ 10.962133][ T179] R10: 0000000000000000 R11: 0000000000000202 R12: 000055da450fa670 [ 10.962133][ T179] R13: 00007ffe872dccc4 R14: 0000000000000000 R15: 0000000000000000 | [ 14.426735][ T179] softirqs last disabled at (273818): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 14.426738][ T179] Preemption disabled at: | [ 14.426739][ T179] 0x0 | [ 14.426749][ T179] Tainted: [W]=WARN [ 14.426750][ T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.426752][ T179] Call Trace: [ 14.426754][ T179] [ 14.426755][ T179] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.426761][ T179] __might_resched.cold (kernel/sched/core.c:9234) [ 14.426766][ T179] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.426770][ T179] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.426776][ T179] __kmalloc_noprof (./include/linux/sched/mm.h:322 (discriminator 2) mm/slub.c:4636 (discriminator 2) mm/slub.c:4974 (discriminator 2) mm/slub.c:5413 (discriminator 2) mm/slub.c:5439 (discriminator 2)) [ 14.426779][ T179] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.426785][ T179] ? do_raw_spin_unlock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:32 ./include/asm-generic/qspinlock.h:58 kernel/locking/spinlock_debug.c:101 kernel/locking/spinlock_debug.c:141) [ 14.426788][ T179] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.426791][ T179] put_chars (drivers/char/virtio_console.c:1176) [ 14.426794][ T179] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.426796][ T179] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 14.426800][ T179] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.426803][ T179] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.426808][ T179] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.426811][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.426813][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.426818][ T179] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.426821][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426823][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.426828][ T179] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.426832][ T179] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.426836][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426838][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.426842][ T179] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.426847][ T179] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.426849][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.426854][ T179] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.426857][ T179] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.426859][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426861][ T179] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.426865][ T179] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.426866][ T179] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.426869][ T179] vprintk_emit (kernel/printk/printk.c:2479) [ 14.426872][ T179] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.426875][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.426879][ T179] _printk (kernel/printk/printk.c:2504) [ 14.426883][ T179] ? snapshot_read.cold (user.c:?) [ 14.426886][ T179] ? 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) [ 14.426888][ T179] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.426892][ T179] ? 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) [ 14.426895][ T179] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.426900][ T179] ? exit_notify (kernel/exit.c:780) [ 14.426901][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.426904][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.426907][ T179] do_group_exit (kernel/exit.c:1151) [ 14.426910][ T179] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.426912][ T179] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.426915][ T179] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.426919][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.426922][ T179] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.426924][ T179] RIP: 0033:0x7f7da0ec51b8 [ 14.426926][ T179] Code: Unable to access opcode bytes at 0x7f7da0ec518e. Code starting with the faulting instruction =========================================== [ 14.426927][ T179] RSP: 002b:00007ffe872dd0d8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 14.426930][ T179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f7da0ec51b8 [ 14.426931][ T179] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 14.426932][ T179] RBP: 00007ffe872dd260 R08: 000055da450d7118 R09: 0000000000000000 [ 14.426933][ T179] R10: 0000000000000000 R11: 0000000000000256 R12: 0000000000000000 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