====================================== | [ 9.936819][ T210] softirqs last disabled at (22194): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.936821][ T210] Preemption disabled at: | [ 9.936822][ T210] 0x0 | [ 9.936831][ T210] Tainted: [W]=WARN [ 9.936832][ T210] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.936834][ T210] Call Trace: [ 9.936835][ T210] [ 9.936837][ T210] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.936843][ T210] __might_resched.cold (kernel/sched/core.c:9234) [ 9.936848][ T210] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.936852][ T210] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.936856][ T210] __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)) [ 9.936858][ T210] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.936864][ T210] ? 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) [ 9.936867][ T210] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.936871][ T210] put_chars (drivers/char/virtio_console.c:1176) [ 9.936873][ T210] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.936874][ T210] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.936878][ T210] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.936883][ T210] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.936890][ T210] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.936893][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.936895][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.936899][ T210] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.936903][ T210] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.936904][ T210] ? 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)) [ 9.936908][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.936909][ T210] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.936913][ T210] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.936917][ T210] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.936919][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.936924][ T210] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.936927][ T210] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.936929][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.936930][ T210] ? 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) [ 9.936934][ T210] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.936936][ T210] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.936938][ T210] vprintk_emit (kernel/printk/printk.c:2479) [ 9.936941][ T210] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.936944][ T210] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.936948][ T210] _printk (kernel/printk/printk.c:2504) [ 9.936951][ T210] ? snapshot_read.cold (user.c:?) [ 9.936954][ T210] ? 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) [ 9.936957][ T210] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.936961][ T210] ? 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) [ 9.936963][ T210] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.936967][ T210] ? exit_notify (kernel/exit.c:780) [ 9.936968][ T210] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.936971][ T210] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.936974][ T210] do_group_exit (kernel/exit.c:1151) [ 9.936977][ T210] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.936979][ T210] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.936981][ T210] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.936985][ T210] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.936988][ T210] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.936990][ T210] RIP: 0033:0x7f8648f021b8 [ 9.936992][ T210] Code: Unable to access opcode bytes at 0x7f8648f0218e. Code starting with the faulting instruction =========================================== [ 9.936993][ T210] RSP: 002b:00007ffed3aa25d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.936995][ T210] RAX: ffffffffffffffda RBX: 00007f8649032f88 RCX: 00007f8648f021b8 [ 9.936996][ T210] RDX: 00007f8648c4cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.936997][ T210] RBP: 00007ffed3aa2630 R08: 0000000000000000 R09: 0000000000000050 [ 9.936998][ T210] R10: 00007ffed3aa23f0 R11: 0000000000000246 R12: 0000000000000001 [ 9.936999][ T210] R13: 0000000000000000 R14: 00007f8649031680 R15: 00007f8649032fa0 | [ 11.700768][ T263] softirqs last disabled at (37265): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.700770][ T263] Preemption disabled at: | [ 11.700771][ T263] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.700779][ T263] Tainted: [W]=WARN [ 11.700780][ T263] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.700782][ T263] Call Trace: [ 11.700783][ T263] [ 11.700785][ T263] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.700790][ T263] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.700792][ T263] __might_resched.cold (kernel/sched/core.c:9234) [ 11.700796][ T263] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.700800][ T263] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.700804][ T263] __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)) [ 11.700806][ T263] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.700813][ T263] ? 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) [ 11.700816][ T263] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.700819][ T263] put_chars (drivers/char/virtio_console.c:1176) [ 11.700821][ T263] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 11.700824][ T263] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.700826][ T263] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.700829][ T263] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.700834][ T263] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.700838][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.700839][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.700844][ T263] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.700846][ T263] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 11.700849][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.700851][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.700855][ T263] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.700859][ T263] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.700861][ T263] ? 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)) [ 11.700864][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.700865][ T263] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.700869][ T263] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.700873][ T263] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.700875][ T263] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.700880][ T263] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.700883][ T263] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.700885][ T263] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.700886][ T263] ? 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) [ 11.700890][ T263] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.700891][ T263] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.700894][ T263] vprintk_emit (kernel/printk/printk.c:2479) [ 11.700897][ T263] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.700902][ T263] ? mpls_exit (net/mpls/af_mpls.c:81 (discriminator 9)) mpls_router [ 11.700905][ T263] _printk (kernel/printk/printk.c:2504) [ 11.700908][ T263] ? snapshot_read.cold (user.c:?) [ 11.700914][ T263] ? do_one_initcall (./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/initcall.h:27 init/main.c:1356) [ 11.700917][ T263] mpls_gso_init (./include/linux/skbuff.h:3058 net/mpls/mpls_gso.c:30) mpls_gso [ 11.700920][ T263] do_one_initcall (init/main.c:1357) [ 11.700922][ T263] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.700927][ T263] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.700929][ T263] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.700935][ T263] do_init_module (kernel/module/main.c:3117) [ 11.700938][ T263] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.700942][ T263] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.700944][ T263] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.700948][ T263] load_module (kernel/module/main.c:3593) [ 11.700953][ T263] ? security_kernel_post_read_file (security/security.c:2997 (discriminator 11)) [ 11.700958][ T263] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.700961][ T263] ? __ia32_sys_fsconfig (??:?) [ 11.700965][ T263] ? backing_file_read_iter (fs/backing-file.c:211) [ 11.700968][ T263] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.700972][ T263] init_module_from_file (kernel/module/main.c:3790) [ 11.700974][ T263] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.700982][ T263] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.700985][ T263] ? 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) [ 11.700988][ T263] idempotent_init_module (kernel/module/main.c:3802) [ 11.700991][ T263] ? init_module_from_file (kernel/module/main.c:3791) [ 11.700996][ T263] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.700998][ T263] ? __x64_sys_pread64 (fs/read_write.c:764 fs/read_write.c:772 fs/read_write.c:769 fs/read_write.c:769) [ 11.701004][ T263] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.701005][ T263] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.701009][ T263] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.701012][ T263] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.701014][ T263] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.701017][ T263] RIP: 0033:0x7f87b045e37d [ 11.701020][ T263] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 11.701022][ T263] RSP: 002b:00007ffd17387de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.701024][ T263] RAX: ffffffffffffffda RBX: 0000560ba662cbc0 RCX: 00007f87b045e37d [ 11.701025][ T263] RDX: 0000000000000000 RSI: 0000560b6c1fcffd RDI: 0000000000000002 [ 11.701026][ T263] RBP: 00007ffd17387e80 R08: 0000000000000000 R09: 0000000000000000 [ 11.701027][ T263] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560b6c1fcffd [ 11.701028][ T263] R13: 0000560ba662ccf0 R14: 0000000000040000 R15: 0000000000000000 | [ 13.874052][ T294] softirqs last disabled at (29029): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 13.874055][ T294] Preemption disabled at: | [ 13.874055][ T294] 0x0 | [ 13.874065][ T294] Tainted: [W]=WARN [ 13.874066][ T294] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.874068][ T294] Call Trace: [ 13.874070][ T294] [ 13.874071][ T294] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.874077][ T294] __might_resched.cold (kernel/sched/core.c:9234) [ 13.874082][ T294] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.874086][ T294] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.874090][ T294] __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)) [ 13.874092][ T294] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.874099][ T294] ? 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) [ 13.874101][ T294] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.874105][ T294] put_chars (drivers/char/virtio_console.c:1176) [ 13.874108][ T294] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.874109][ T294] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.874112][ T294] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.874118][ T294] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.874125][ T294] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.874128][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.874130][ T294] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.874134][ T294] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.874138][ T294] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.874140][ T294] ? 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)) [ 13.874143][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.874144][ T294] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.874148][ T294] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.874152][ T294] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.874154][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.874159][ T294] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.874162][ T294] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.874164][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.874166][ T294] ? 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) [ 13.874169][ T294] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.874171][ T294] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.874174][ T294] vprintk_emit (kernel/printk/printk.c:2479) [ 13.874177][ T294] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.874180][ T294] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.874183][ T294] _printk (kernel/printk/printk.c:2504) [ 13.874187][ T294] ? snapshot_read.cold (user.c:?) [ 13.874190][ T294] ? 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) [ 13.874193][ T294] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.874196][ T294] ? 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) [ 13.874199][ T294] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.874203][ T294] ? exit_notify (kernel/exit.c:780) [ 13.874204][ T294] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.874207][ T294] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.874210][ T294] do_group_exit (kernel/exit.c:1151) [ 13.874213][ T294] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.874215][ T294] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.874217][ T294] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.874221][ T294] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.874224][ T294] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.874227][ T294] RIP: 0033:0x7f83fb6f01b8 [ 13.874229][ T294] Code: Unable to access opcode bytes at 0x7f83fb6f018e. Code starting with the faulting instruction =========================================== [ 13.874230][ T294] RSP: 002b:00007ffca13dc5c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.874232][ T294] RAX: ffffffffffffffda RBX: 00007f83fb820f88 RCX: 00007f83fb6f01b8 [ 13.874233][ T294] RDX: 00007f83fb43b588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.874234][ T294] RBP: 00007ffca13dc620 R08: 0000000000000000 R09: 0000000000000000 [ 13.874235][ T294] R10: 00007ffca13dc3c0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars