====================================== | [ 10.278258][ T187] softirqs last disabled at (49768): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.278261][ T187] Preemption disabled at: | [ 10.278261][ T187] 0x0 | [ 10.278272][ T187] Tainted: [W]=WARN [ 10.278272][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.278274][ T187] Call Trace: [ 10.278276][ T187] [ 10.278277][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.278284][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 10.278288][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.278292][ 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) [ 10.278297][ 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)) [ 10.278299][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.278305][ 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) [ 10.278307][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.278310][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 10.278313][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.278314][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.278319][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.278324][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.278330][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.278332][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.278335][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.278338][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.278342][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.278344][ 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)) [ 10.278347][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.278349][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.278353][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.278357][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.278359][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.278364][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.278366][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.278368][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.278370][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.278374][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.278375][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.278379][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 10.278382][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.278386][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.278389][ T187] _printk (kernel/printk/printk.c:2504) [ 10.278393][ T187] ? snapshot_read.cold (user.c:?) [ 10.278395][ 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) [ 10.278398][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.278401][ 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) [ 10.278404][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.278408][ T187] ? exit_notify (kernel/exit.c:780) [ 10.278410][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.278412][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.278416][ T187] do_group_exit (kernel/exit.c:1151) [ 10.278419][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.278421][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.278423][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.278426][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.278429][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.278431][ T187] RIP: 0033:0x7fbed84371b8 [ 10.278433][ T187] Code: Unable to access opcode bytes at 0x7fbed843718e. Code starting with the faulting instruction =========================================== [ 10.278434][ T187] RSP: 002b:00007ffcd9e18568 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.278437][ T187] RAX: ffffffffffffffda RBX: 00007fbed8567f88 RCX: 00007fbed84371b8 [ 10.278438][ T187] RDX: 00007fbed8181fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.278440][ T187] RBP: 00007ffcd9e185c0 R08: 0000000000000000 R09: 0000000000008010 [ 10.278440][ T187] R10: 00007ffcd9e18380 R11: 0000000000000246 R12: 0000000000000001 [ 10.278441][ T187] R13: 0000000000000000 R14: 00007fbed8566680 R15: 00007fbed8567fa0 | [ 11.952978][ T251] softirqs last disabled at (25793): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.952980][ T251] Preemption disabled at: | [ 11.952980][ T251] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.952990][ T251] Tainted: [W]=WARN [ 11.952991][ T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.952995][ T251] Call Trace: [ 11.953001][ T251] [ 11.953003][ T251] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.953008][ T251] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.953011][ T251] __might_resched.cold (kernel/sched/core.c:9234) [ 11.953016][ T251] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.953021][ T251] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.953027][ T251] __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)) [ 11.953030][ T251] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.953038][ T251] ? 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) [ 11.953041][ T251] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.953046][ T251] put_chars (drivers/char/virtio_console.c:1176) [ 11.953050][ T251] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.953052][ T251] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.953058][ T251] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 11.953061][ T251] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.953068][ T251] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.953071][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.953076][ T251] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.953078][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.953083][ T251] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.953087][ T251] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.953089][ T251] ? 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)) [ 11.953092][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.953094][ T251] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.953098][ T251] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.953102][ T251] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.953103][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.953108][ T251] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.953111][ T251] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.953113][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.953115][ T251] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.953118][ T251] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.953120][ T251] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.953123][ T251] vprintk_emit (kernel/printk/printk.c:2479) [ 11.953127][ T251] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.953132][ T251] ? vlan_netlink_fini (./include/linux/etherdevice.h:306 net/8021q/vlan.c:316 net/8021q/vlan.c:416) 8021q [ 11.953137][ T251] _printk (kernel/printk/printk.c:2504) [ 11.953140][ T251] ? snapshot_read.cold (user.c:?) [ 11.953146][ T251] ? 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) [ 11.953149][ T251] vlan_proto_init (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) ./include/net/netns/generic.h:45 (discriminator 2)) 8021q [ 11.953153][ T251] do_one_initcall (init/main.c:1357) [ 11.953155][ T251] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 11.953159][ T251] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 11.953162][ T251] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 11.953167][ T251] do_init_module (kernel/module/main.c:3117) [ 11.953170][ T251] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.953175][ T251] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 11.953178][ T251] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 11.953182][ T251] load_module (kernel/module/main.c:3593) [ 11.953189][ T251] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 11.953192][ T251] ? __ia32_sys_fsconfig (??:?) [ 11.953195][ T251] ? ovl_real_file (fs/overlayfs/file.c:195) [ 11.953199][ T251] ? backing_file_read_iter (fs/backing-file.c:211) [ 11.953202][ T251] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.953205][ T251] init_module_from_file (kernel/module/main.c:3790) [ 11.953208][ T251] ? __do_sys_init_module (kernel/module/main.c:3664) [ 11.953216][ T251] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.953220][ T251] ? 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) [ 11.953223][ T251] idempotent_init_module (kernel/module/main.c:3802) [ 11.953226][ T251] ? init_module_from_file (kernel/module/main.c:3791) [ 11.953232][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.953234][ T251] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 11.953240][ T251] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 11.953242][ T251] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.953245][ T251] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.953247][ T251] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.953249][ T251] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.953252][ T251] RIP: 0033:0x7f35328a637d [ 11.953256][ T251] 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 [ 11.953257][ T251] RSP: 002b:00007ffcce27e118 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 11.953260][ T251] RAX: ffffffffffffffda RBX: 0000556785241810 RCX: 00007f35328a637d [ 11.953261][ T251] RDX: 0000000000000000 RSI: 000055676f415ffd RDI: 0000000000000000 [ 11.953262][ T251] RBP: 00007ffcce27e1b0 R08: 0000000000000000 R09: 0000000000000000 [ 11.953263][ T251] R10: 0000000000000000 R11: 0000000000000246 R12: 000055676f415ffd [ 11.953264][ T251] R13: 0000556785241960 R14: 0000000000040000 R15: 0000000000000000 | [ 26.278852][ T362] softirqs last disabled at (26815): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 26.278854][ T362] Preemption disabled at: | [ 26.278855][ T362] 0x0 | [ 26.278865][ T362] Tainted: [W]=WARN [ 26.278866][ T362] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 26.278868][ T362] Call Trace: [ 26.278869][ T362] [ 26.278871][ T362] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 26.278877][ T362] __might_resched.cold (kernel/sched/core.c:9234) [ 26.278882][ T362] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 26.278886][ T362] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 26.278891][ T362] __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)) [ 26.278893][ T362] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.278899][ T362] ? 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) [ 26.278902][ T362] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 26.278905][ T362] put_chars (drivers/char/virtio_console.c:1176) [ 26.278908][ T362] ? __send_to_port (drivers/char/virtio_console.c:654) [ 26.278910][ T362] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 26.278915][ T362] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 26.278920][ T362] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 26.278926][ T362] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 26.278928][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.278931][ T362] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.278934][ T362] console_emit_next_record (kernel/printk/printk.c:3183) [ 26.278938][ T362] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 26.278940][ T362] ? 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)) [ 26.278943][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.278946][ T362] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 26.278950][ T362] console_flush_one_record (kernel/printk/printk.c:3268) [ 26.278954][ T362] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 26.278956][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.278961][ T362] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 26.278964][ T362] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 26.278965][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.278968][ T362] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 26.278971][ T362] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 26.278973][ T362] ? vprintk_emit (kernel/printk/printk.c:2478) [ 26.278977][ T362] vprintk_emit (kernel/printk/printk.c:2479) [ 26.278980][ T362] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 26.278984][ T362] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 26.278987][ T362] _printk (kernel/printk/printk.c:2504) [ 26.278991][ T362] ? snapshot_read.cold (user.c:?) [ 26.278996][ T362] ? 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) [ 26.278999][ T362] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 26.279003][ T362] ? 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) [ 26.279006][ T362] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 26.279010][ T362] ? exit_notify (kernel/exit.c:780) [ 26.279012][ T362] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 26.279015][ T362] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 26.279020][ T362] do_group_exit (kernel/exit.c:1151) [ 26.279023][ T362] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 26.279025][ T362] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 26.279027][ T362] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 26.279030][ T362] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 26.279033][ T362] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 26.279036][ T362] RIP: 0033:0x7faa69a3e1b8 [ 26.279038][ T362] Code: Unable to access opcode bytes at 0x7faa69a3e18e. Code starting with the faulting instruction =========================================== [ 26.279039][ T362] RSP: 002b:00007ffccf274d38 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 26.279046][ T362] RAX: ffffffffffffffda RBX: 00007faa69b6ef88 RCX: 00007faa69a3e1b8 [ 26.279048][ T362] RDX: 00007faa69788fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 26.279049][ T362] RBP: 00007ffccf274d90 R08: 0000000000000000 R09: 0000000000000050 [ 26.279050][ T362] R10: 00007ffccf274b50 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