====================================== | [ 9.076656][ T187] softirqs last disabled at (32722): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.076658][ T187] Preemption disabled at: | [ 9.076659][ T187] 0x0 | [ 9.076669][ T187] Tainted: [W]=WARN [ 9.076669][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.076671][ T187] Call Trace: [ 9.076673][ T187] [ 9.076674][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.076680][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.076684][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.076688][ T187] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.076693][ T187] __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)) [ 9.076695][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.076700][ T187] ? 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) [ 9.076703][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.076706][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.076709][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.076710][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.076715][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.076720][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.076726][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.076728][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.076730][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.076734][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.076738][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.076739][ T187] ? 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)) [ 9.076742][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.076745][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.076748][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.076752][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.076754][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.076761][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.076764][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.076766][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.076768][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.076771][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.076773][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.076776][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.076780][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.076783][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.076787][ T187] _printk (kernel/printk/printk.c:2504) [ 9.076791][ T187] ? snapshot_read.cold (user.c:?) [ 9.076793][ T187] ? 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) [ 9.076796][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.076800][ T187] ? 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) [ 9.076802][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.076806][ T187] ? exit_notify (kernel/exit.c:780) [ 9.076808][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.076810][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.076815][ T187] do_group_exit (kernel/exit.c:1151) [ 9.076817][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.076819][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.076821][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.076824][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.076827][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.076829][ T187] RIP: 0033:0x7f12585121b8 [ 9.076831][ T187] Code: Unable to access opcode bytes at 0x7f125851218e. Code starting with the faulting instruction =========================================== [ 9.076832][ T187] RSP: 002b:00007ffcd5fb7988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.076835][ T187] RAX: ffffffffffffffda RBX: 00007f1258642f88 RCX: 00007f12585121b8 [ 9.076836][ T187] RDX: 00007f125825cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.076837][ T187] RBP: 00007ffcd5fb79e0 R08: 0000000000000000 R09: 0000000000008010 [ 9.076838][ T187] R10: 00007ffcd5fb77a0 R11: 0000000000000246 R12: 0000000000000001 [ 9.076839][ T187] R13: 0000000000000000 R14: 00007f1258641680 R15: 00007f1258642fa0 | [ 15.118054][ T250] softirqs last disabled at (17871): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 15.118056][ T250] Preemption disabled at: | [ 15.118057][ T250] vprintk_emit (kernel/printk/printk.c:2471) | [ 15.118066][ T250] Tainted: [W]=WARN [ 15.118067][ T250] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.118068][ T250] Call Trace: [ 15.118070][ T250] [ 15.118071][ T250] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.118077][ T250] ? vprintk_emit (kernel/printk/printk.c:2471) [ 15.118079][ T250] __might_resched.cold (kernel/sched/core.c:9234) [ 15.118084][ T250] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.118088][ T250] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 15.118093][ T250] __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)) [ 15.118095][ T250] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.118101][ T250] ? 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) [ 15.118104][ T250] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.118107][ T250] put_chars (drivers/char/virtio_console.c:1176) [ 15.118109][ T250] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 15.118111][ T250] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.118113][ T250] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 15.118117][ T250] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 15.118121][ T250] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.118124][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.118125][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.118130][ T250] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.118131][ T250] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 15.118134][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.118137][ T250] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.118141][ T250] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.118144][ T250] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.118146][ T250] ? 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)) [ 15.118149][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.118151][ T250] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.118155][ T250] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.118159][ T250] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.118161][ T250] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 15.118166][ T250] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.118169][ T250] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.118170][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.118173][ T250] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.118176][ T250] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.118178][ T250] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.118181][ T250] vprintk_emit (kernel/printk/printk.c:2479) [ 15.118185][ T250] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.118191][ T250] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 15.118193][ T250] _printk (kernel/printk/printk.c:2504) [ 15.118197][ T250] ? snapshot_read.cold (user.c:?) [ 15.118205][ T250] ? 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) [ 15.118208][ T250] gact_init_module (net/sched/act_gact.c:180) act_gact [ 15.118210][ T250] do_one_initcall (init/main.c:1357) [ 15.118213][ T250] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 15.118217][ T250] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 15.118220][ T250] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 15.118225][ T250] do_init_module (kernel/module/main.c:3117) [ 15.118229][ T250] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 15.118233][ T250] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 15.118236][ T250] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 15.118240][ T250] load_module (kernel/module/main.c:3593) [ 15.118246][ T250] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 15.118250][ T250] ? __ia32_sys_fsconfig (??:?) [ 15.118253][ T250] ? ovl_real_file (fs/overlayfs/file.c:195) [ 15.118257][ T250] ? backing_file_read_iter (fs/backing-file.c:211) [ 15.118260][ T250] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 15.118264][ T250] init_module_from_file (kernel/module/main.c:3790) [ 15.118267][ T250] ? __do_sys_init_module (kernel/module/main.c:3664) [ 15.118275][ T250] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.118278][ T250] ? 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) [ 15.118281][ T250] idempotent_init_module (kernel/module/main.c:3802) [ 15.118285][ T250] ? init_module_from_file (kernel/module/main.c:3791) [ 15.118291][ T250] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.118293][ T250] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 15.118299][ T250] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 15.118301][ T250] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 15.118304][ T250] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.118306][ T250] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.118309][ T250] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.118311][ T250] RIP: 0033:0x7f5670cef37d [ 15.118314][ T250] 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 [ 15.118316][ T250] RSP: 002b:00007fff754532a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 15.118318][ T250] RAX: ffffffffffffffda RBX: 00005572b966c810 RCX: 00007f5670cef37d [ 15.118320][ T250] RDX: 0000000000000000 RSI: 000055728ffdfffd RDI: 0000000000000000 [ 15.118321][ T250] RBP: 00007fff75453340 R08: 0000000000000000 R09: 0000000000000000 [ 15.118322][ T250] R10: 0000000000000000 R11: 0000000000000246 R12: 000055728ffdfffd [ 15.118322][ T250] R13: 00005572b966c960 R14: 0000000000040000 R15: 0000000000000000 | [ 18.733398][ T559] softirqs last disabled at (26089): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 18.733400][ T559] Preemption disabled at: | [ 18.733401][ T559] 0x0 | [ 18.733411][ T559] Tainted: [W]=WARN [ 18.733412][ T559] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 18.733414][ T559] Call Trace: [ 18.733415][ T559] [ 18.733417][ T559] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 18.733423][ T559] __might_resched.cold (kernel/sched/core.c:9234) [ 18.733427][ T559] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 18.733431][ T559] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 18.733436][ T559] __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)) [ 18.733438][ T559] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.733444][ T559] ? 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) [ 18.733447][ T559] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 18.733450][ T559] put_chars (drivers/char/virtio_console.c:1176) [ 18.733453][ T559] ? __send_to_port (drivers/char/virtio_console.c:654) [ 18.733454][ T559] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 18.733459][ T559] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 18.733464][ T559] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 18.733470][ T559] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 18.733472][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.733475][ T559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.733479][ T559] console_emit_next_record (kernel/printk/printk.c:3183) [ 18.733482][ T559] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 18.733484][ T559] ? 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)) [ 18.733487][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.733490][ T559] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 18.733493][ T559] console_flush_one_record (kernel/printk/printk.c:3268) [ 18.733497][ T559] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 18.733499][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.733504][ T559] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 18.733507][ T559] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 18.733509][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.733511][ T559] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 18.733514][ T559] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 18.733516][ T559] ? vprintk_emit (kernel/printk/printk.c:2478) [ 18.733519][ T559] vprintk_emit (kernel/printk/printk.c:2479) [ 18.733523][ T559] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 18.733526][ T559] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 18.733530][ T559] _printk (kernel/printk/printk.c:2504) [ 18.733534][ T559] ? snapshot_read.cold (user.c:?) [ 18.733537][ T559] ? 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) [ 18.733539][ T559] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 18.733543][ T559] ? 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) [ 18.733545][ T559] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 18.733549][ T559] ? exit_notify (kernel/exit.c:780) [ 18.733551][ T559] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 18.733554][ T559] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 18.733558][ T559] do_group_exit (kernel/exit.c:1151) [ 18.733561][ T559] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 18.733562][ T559] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 18.733565][ T559] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 18.733568][ T559] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 18.733571][ T559] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 18.733573][ T559] RIP: 0033:0x7ff6b1d191b8 [ 18.733575][ T559] Code: Unable to access opcode bytes at 0x7ff6b1d1918e. Code starting with the faulting instruction =========================================== [ 18.733576][ T559] RSP: 002b:00007ffeef14e268 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 18.733579][ T559] RAX: ffffffffffffffda RBX: 00007ff6b1e49f88 RCX: 00007ff6b1d191b8 [ 18.733580][ T559] RDX: 00007ff6b1a63fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 18.733581][ T559] RBP: 00007ffeef14e2c0 R08: 0000000000000000 R09: 0000000000000050 [ 18.733582][ T559] R10: 00007ffeef14e080 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __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 netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print