====================================== | [ 11.205297][ T181] softirqs last disabled at (221894): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 11.205301][ T181] Preemption disabled at: | [ 11.205302][ T181] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.205314][ T181] Tainted: [W]=WARN [ 11.205315][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.205317][ T181] Call Trace: [ 11.205320][ T181] [ 11.205322][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.205330][ T181] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.205333][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 11.205340][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.205346][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.205354][ T181] __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)) [ 11.205358][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.205368][ T181] ? 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) [ 11.205372][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.205378][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 11.205382][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.205389][ T181] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.205397][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.205401][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205411][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.205416][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205426][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.205432][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.205440][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205443][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.205451][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.205458][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.205461][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205471][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.205476][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.205478][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205481][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.205488][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.205491][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.205496][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 11.205502][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.205505][ T181] ? write_profile (profile.c:?) [ 11.205508][ T181] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.205519][ T181] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.205526][ T181] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.205533][ T181] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.205543][ T181] dev_printk_emit (drivers/base/core.c:5011) [ 11.205547][ T181] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.205554][ T181] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 11.205563][ T181] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.205573][ T181] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.205576][ T181] ? netdev_notice (net/core/dev.c:13194) [ 11.205581][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.205586][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.205590][ T181] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.205597][ T181] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.205601][ T181] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 11.205605][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205608][ T181] ? 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)) [ 11.205611][ T181] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 11.205616][ T181] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 11.205621][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.205625][ T181] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.205634][ T181] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.205639][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205644][ T181] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.205647][ T181] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.205649][ T181] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.205653][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.205657][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.205665][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205674][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.205677][ T181] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.205682][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205685][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.205688][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205690][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.205693][ T181] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.205697][ T181] ? __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) [ 11.205702][ T181] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.205704][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205708][ T181] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.205712][ T181] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.205722][ T181] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.205725][ T181] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.205734][ T181] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.205740][ T181] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.205752][ T181] rtnl_setlink (net/core/rtnetlink.c:3596) [ 11.205758][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.205760][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205804][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.205807][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.205812][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.205815][ T181] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.205818][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205827][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.205830][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.205833][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.205837][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.205844][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.205848][ T181] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.205854][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.205856][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205865][ T181] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.205868][ T181] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.205874][ T181] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.205878][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.205884][ T181] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.205896][ T181] ? 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)) [ 11.205899][ T181] ? 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)) [ 11.205907][ T181] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.205915][ T181] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.205918][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.205927][ T181] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.205934][ T181] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.205940][ T181] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.205945][ T181] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.205952][ T181] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 11.205957][ T181] ? __ia32_sys_getpeername (net/socket.c:2235) [ 11.205977][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 11.205986][ T181] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 11.205989][ T181] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.205994][ T181] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.205996][ T181] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 11.206000][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.206003][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.206007][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.206011][ T181] RIP: 0033:0x7fe1da61954e [ 11.206016][ T181] 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 [ 11.206018][ T181] RSP: 002b:00007ffd585dc570 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 11.206022][ T181] RAX: ffffffffffffffda RBX: 000055c635d59c60 RCX: 00007fe1da61954e [ 11.206024][ T181] RDX: 0000000000000030 RSI: 000055c635eff890 RDI: 0000000000000016 [ 11.206026][ T181] RBP: 00007ffd585dc580 R08: 00007ffd585dc5d0 R09: 0000000000000080 [ 11.206027][ T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000055c635eff030 [ 11.206029][ T181] R13: 00007ffd585dc6b4 R14: 0000000000000000 R15: 0000000000000000 | [ 14.801150][ T181] softirqs last disabled at (249242): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 14.801153][ T181] Preemption disabled at: | [ 14.801153][ T181] 0x0 | [ 14.801164][ T181] Tainted: [W]=WARN [ 14.801165][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.801167][ T181] Call Trace: [ 14.801168][ T181] [ 14.801170][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.801177][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 14.801181][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 14.801186][ T181] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 14.801192][ T181] __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)) [ 14.801196][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.801202][ T181] ? 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) [ 14.801205][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 14.801209][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 14.801212][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 14.801214][ T181] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 14.801218][ T181] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.801222][ T181] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 14.801226][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 14.801230][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.801232][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.801236][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 14.801240][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.801242][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.801246][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 14.801251][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.801255][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.801257][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.801261][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.801266][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.801268][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.801273][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.801277][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.801279][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.801280][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.801284][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.801286][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.801289][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 14.801293][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.801296][ T181] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.801300][ T181] _printk (kernel/printk/printk.c:2504) [ 14.801304][ T181] ? snapshot_read.cold (user.c:?) [ 14.801307][ T181] ? 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) [ 14.801310][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 14.801314][ T181] ? 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) [ 14.801317][ T181] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 14.801321][ T181] ? exit_notify (kernel/exit.c:780) [ 14.801323][ T181] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.801325][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.801329][ T181] do_group_exit (kernel/exit.c:1151) [ 14.801332][ T181] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 14.801334][ T181] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 14.801337][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.801341][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.801345][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.801347][ T181] RIP: 0033:0x7fe1da66a1b8 [ 14.801350][ T181] Code: Unable to access opcode bytes at 0x7fe1da66a18e. Code starting with the faulting instruction =========================================== [ 14.801351][ T181] RSP: 002b:00007ffd585dcac8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 14.801353][ T181] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe1da66a1b8 [ 14.801355][ T181] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 14.801356][ T181] RBP: 00007ffd585dcc50 R08: 000055c635edd598 R09: 0000000000000000 [ 14.801357][ T181] 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