====================================== | [ 10.510681][ T183] softirqs last disabled at (30660): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 10.510684][ T183] Preemption disabled at: | [ 10.510685][ T183] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.510695][ T183] Tainted: [W]=WARN [ 10.510696][ T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.510698][ T183] Call Trace: [ 10.510700][ T183] [ 10.510701][ T183] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.510708][ T183] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.510709][ T183] __might_resched.cold (kernel/sched/core.c:9234) [ 10.510714][ T183] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.510718][ T183] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.510724][ T183] __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)) [ 10.510727][ T183] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.510733][ T183] ? 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) [ 10.510736][ T183] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.510740][ T183] put_chars (drivers/char/virtio_console.c:1176) [ 10.510743][ T183] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.510746][ T183] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 10.510752][ T183] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.510755][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510760][ T183] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.510763][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510769][ T183] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.510772][ T183] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.510777][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510779][ T183] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.510783][ T183] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.510788][ T183] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.510790][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510795][ T183] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.510798][ T183] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.510800][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510801][ T183] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.510805][ T183] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.510807][ T183] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.510810][ T183] vprintk_emit (kernel/printk/printk.c:2479) [ 10.510813][ T183] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.510815][ T183] ? write_profile (profile.c:?) [ 10.510818][ T183] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.510824][ T183] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.510830][ T183] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.510834][ T183] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.510839][ T183] dev_printk_emit (drivers/base/core.c:5011) [ 10.510842][ T183] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.510851][ T183] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 10.510856][ T183] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.510862][ T183] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.510864][ T183] ? netdev_notice (net/core/dev.c:13194) [ 10.510867][ T183] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.510870][ T183] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.510872][ T183] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 10.510876][ T183] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.510878][ T183] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.510881][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510883][ T183] ? 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)) [ 10.510885][ T183] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 10.510888][ T183] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.510890][ T183] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.510893][ T183] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.510898][ T183] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.510901][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510904][ T183] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.510906][ T183] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.510908][ T183] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.510910][ T183] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.510913][ T183] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.510917][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510922][ T183] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.510924][ T183] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.510927][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510929][ T183] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.510931][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510932][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.510934][ T183] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.510936][ T183] ? __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) [ 10.510940][ T183] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.510942][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510944][ T183] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.510947][ T183] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.510949][ T183] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.510951][ T183] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.510957][ T183] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.510960][ T183] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.510968][ T183] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.510971][ T183] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.510973][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.510995][ T183] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.510997][ T183] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.511000][ T183] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.511002][ T183] ? mark_usage (kernel/locking/lockdep.c:4690) [ 10.511004][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.511008][ T183] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.511010][ T183] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.511012][ T183] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.511015][ T183] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.511018][ T183] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.511021][ T183] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.511024][ T183] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.511026][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.511031][ T183] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 10.511033][ T183] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 10.511036][ T183] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.511039][ T183] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.511043][ T183] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.511049][ T183] ? 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)) [ 10.511051][ T183] ? 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)) [ 10.511056][ T183] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.511060][ T183] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.511063][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.511067][ T183] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.511072][ T183] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.511075][ T183] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.511079][ T183] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.511083][ T183] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.511087][ T183] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.511100][ T183] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.511102][ T183] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.511105][ T183] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.511107][ T183] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 10.511110][ T183] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.511112][ T183] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.511114][ T183] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.511116][ T183] RIP: 0033:0x7f8799ff354e [ 10.511120][ T183] 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 [ 10.511122][ T183] RSP: 002b:00007ffca412ad30 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.511124][ T183] RAX: ffffffffffffffda RBX: 000056489d7e7190 RCX: 00007f8799ff354e [ 10.511126][ T183] RDX: 0000000000000030 RSI: 000056489d7e45f0 RDI: 0000000000000014 [ 10.511127][ T183] RBP: 00007ffca412ad40 R08: 00007ffca412ad90 R09: 0000000000000080 [ 10.511127][ T183] R10: 0000000000000000 R11: 0000000000000202 R12: 000056489d93fa80 [ 10.511128][ T183] R13: 00007ffca412ae74 R14: 0000000000000000 R15: 0000000000000000 | [ 13.927670][ T183] softirqs last disabled at (125078): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 13.927673][ T183] Preemption disabled at: | [ 13.927673][ T183] 0x0 | [ 13.927683][ T183] Tainted: [W]=WARN [ 13.927684][ T183] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.927686][ T183] Call Trace: [ 13.927688][ T183] [ 13.927689][ T183] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.927696][ T183] __might_resched.cold (kernel/sched/core.c:9234) [ 13.927700][ T183] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.927705][ T183] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.927710][ T183] __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)) [ 13.927713][ T183] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.927720][ T183] ? 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) [ 13.927723][ T183] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.927726][ T183] put_chars (drivers/char/virtio_console.c:1176) [ 13.927730][ T183] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.927732][ T183] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 13.927736][ T183] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.927739][ T183] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.927744][ T183] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.927747][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.927749][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.927754][ T183] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.927758][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.927760][ T183] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.927764][ T183] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.927769][ T183] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.927774][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.927776][ T183] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.927780][ T183] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.927785][ T183] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.927787][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.927793][ T183] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.927796][ T183] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.927798][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.927800][ T183] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.927804][ T183] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.927806][ T183] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.927809][ T183] vprintk_emit (kernel/printk/printk.c:2479) [ 13.927812][ T183] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.927815][ T183] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.927819][ T183] _printk (kernel/printk/printk.c:2504) [ 13.927823][ T183] ? snapshot_read.cold (user.c:?) [ 13.927826][ T183] ? 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) [ 13.927829][ T183] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.927833][ T183] ? 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) [ 13.927836][ T183] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.927840][ T183] ? exit_notify (kernel/exit.c:780) [ 13.927842][ T183] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.927845][ T183] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.927849][ T183] do_group_exit (kernel/exit.c:1151) [ 13.927852][ T183] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.927854][ T183] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.927861][ T183] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.927865][ T183] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.927868][ T183] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.927871][ T183] RIP: 0033:0x7f879a0441b8 [ 13.927873][ T183] Code: Unable to access opcode bytes at 0x7f879a04418e. Code starting with the faulting instruction =========================================== [ 13.927874][ T183] RSP: 002b:00007ffca412b288 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 13.927877][ T183] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f879a0441b8 [ 13.927878][ T183] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 13.927879][ T183] RBP: 00007ffca412b410 R08: 000056489d979358 R09: 0000000000000000 [ 13.927880][ T183] 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