====================================== | [ 11.146833][ T179] softirqs last disabled at (35760): netif_change_name (./include/linux/spinlock.h:353 ./include/linux/seqlock.h:908 net/core/dev.c:1499) | [ 11.146836][ T179] Preemption disabled at: | [ 11.146836][ T179] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.146845][ T179] Tainted: [W]=WARN [ 11.146846][ T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.146848][ T179] Call Trace: [ 11.146849][ T179] [ 11.146851][ T179] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.146857][ T179] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.146859][ T179] __might_resched.cold (kernel/sched/core.c:9234) [ 11.146863][ T179] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.146867][ 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) [ 11.146873][ 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)) [ 11.146875][ T179] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.146882][ 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) [ 11.146885][ T179] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.146889][ T179] put_chars (drivers/char/virtio_console.c:1176) [ 11.146892][ T179] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.146896][ T179] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.146901][ T179] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.146905][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.146910][ T179] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.146913][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.146919][ T179] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.146923][ T179] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.146928][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.146930][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.146934][ T179] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.146939][ T179] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.146941][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.146947][ T179] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.146950][ T179] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.146952][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.146953][ T179] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.146957][ T179] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.146959][ T179] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.146962][ T179] vprintk_emit (kernel/printk/printk.c:2479) [ 11.146965][ T179] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.146967][ T179] ? write_profile (profile.c:?) [ 11.146970][ T179] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 11.146976][ T179] dev_vprintk_emit (drivers/base/core.c:5000) [ 11.146981][ T179] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 11.146986][ T179] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 11.146992][ T179] dev_printk_emit (drivers/base/core.c:5011) [ 11.146994][ T179] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 11.146998][ T179] ? check_prev_add (kernel/locking/lockdep.c:3258 (discriminator 3)) [ 11.147004][ T179] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 11.147010][ T179] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.147012][ T179] ? netdev_notice (net/core/dev.c:13194) [ 11.147015][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.147018][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.147021][ T179] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 11.147024][ T179] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.147027][ T179] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 11.147030][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147032][ 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)) [ 11.147034][ T179] ? find_held_lock (kernel/locking/lockdep.c:5360) [ 11.147037][ T179] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 11.147040][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.147043][ T179] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 11.147048][ T179] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 11.147051][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147054][ T179] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 11.147056][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.147058][ T179] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.147060][ T179] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.147063][ T179] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.147068][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147073][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.147075][ T179] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.147078][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.147080][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.147082][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.147083][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.147085][ T179] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 11.147087][ 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) [ 11.147091][ T179] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 11.147093][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147095][ T179] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 11.147098][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.147101][ T179] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 11.147103][ T179] ? nla_get_range_signed (lib/nlattr.c:270) [ 11.147108][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.147112][ T179] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.147120][ T179] rtnl_setlink (net/core/rtnetlink.c:3596) [ 11.147123][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.147125][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147149][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.147151][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.147154][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.147156][ T179] ? mark_usage (kernel/locking/lockdep.c:4690) [ 11.147159][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147163][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.147165][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.147167][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.147170][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.147174][ T179] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 11.147176][ T179] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 11.147180][ T179] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.147182][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147187][ T179] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.147189][ T179] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 11.147192][ T179] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 11.147196][ T179] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 11.147199][ T179] ? netlink_ack (./include/linux/skbuff.h:2718) [ 11.147206][ 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)) [ 11.147208][ 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)) [ 11.147213][ T179] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 11.147217][ T179] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 11.147220][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.147225][ T179] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 11.147232][ T179] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 11.147236][ T179] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.147240][ T179] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 11.147244][ T179] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 11.147247][ T179] ? __ia32_sys_getpeername (net/socket.c:2235) [ 11.147258][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 11.147264][ T179] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 11.147266][ T179] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.147269][ T179] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.147271][ T179] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 11.147273][ T179] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.147275][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.147277][ T179] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.147280][ T179] RIP: 0033:0x7f47264d754e [ 11.147284][ 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 [ 11.147285][ T179] RSP: 002b:00007fff020d0b70 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 11.147288][ T179] RAX: ffffffffffffffda RBX: 0000556847a928c0 RCX: 00007f47264d754e [ 11.147289][ T179] RDX: 0000000000000030 RSI: 0000556847bfc650 RDI: 0000000000000012 [ 11.147290][ T179] RBP: 00007fff020d0b80 R08: 00007fff020d0bd0 R09: 0000000000000080 [ 11.147291][ T179] R10: 0000000000000000 R11: 0000000000000202 R12: 0000556847c35110 [ 11.147292][ T179] R13: 00007fff020d0cb4 R14: 0000000000000000 R15: 0000000000000000 | [ 15.554212][ T179] softirqs last disabled at (138470): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 15.554215][ T179] Preemption disabled at: | [ 15.554216][ T179] 0x0 | [ 15.554233][ T179] Tainted: [W]=WARN [ 15.554234][ T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.554236][ T179] Call Trace: [ 15.554238][ T179] [ 15.554240][ T179] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.554249][ T179] __might_resched.cold (kernel/sched/core.c:9234) [ 15.554255][ T179] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.554261][ 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) [ 15.554269][ 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)) [ 15.554273][ T179] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.554283][ 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) [ 15.554286][ T179] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.554292][ T179] put_chars (drivers/char/virtio_console.c:1176) [ 15.554297][ T179] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.554300][ T179] ? printk_get_next_message (kernel/printk/printk.c:3072) [ 15.554306][ T179] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.554310][ T179] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.554318][ T179] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.554323][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.554325][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.554333][ T179] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.554340][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.554343][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.554350][ T179] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.554357][ T179] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.554365][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.554368][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.554375][ T179] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.554382][ T179] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.554385][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.554395][ T179] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.554399][ T179] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.554402][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.554405][ T179] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.554412][ T179] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.554414][ T179] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.554419][ T179] vprintk_emit (kernel/printk/printk.c:2479) [ 15.554429][ T179] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.554435][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.554441][ T179] _printk (kernel/printk/printk.c:2504) [ 15.554446][ T179] ? snapshot_read.cold (user.c:?) [ 15.554451][ 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) [ 15.554455][ T179] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.554462][ 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) [ 15.554467][ T179] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.554473][ T179] ? exit_notify (kernel/exit.c:780) [ 15.554475][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 15.554480][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.554487][ T179] do_group_exit (kernel/exit.c:1151) [ 15.554492][ T179] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.554495][ T179] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.554498][ T179] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.554503][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.554508][ T179] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.554511][ T179] RIP: 0033:0x7f47265281b8 [ 15.554514][ T179] Code: Unable to access opcode bytes at 0x7f472652818e. Code starting with the faulting instruction =========================================== [ 15.554516][ T179] RSP: 002b:00007fff020d10c8 EFLAGS: 00000256 ORIG_RAX: 00000000000000e7 [ 15.554519][ T179] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f47265281b8 [ 15.554521][ T179] RDX: 0000000000000000 RSI: fffffffffffffe90 RDI: 0000000000000000 [ 15.554523][ T179] RBP: 00007fff020d1250 R08: 0000556847c16518 R09: 0000000000000000 [ 15.554524][ 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