====================================== | [ 9.811465][ T187] softirqs last disabled at (48892): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.811467][ T187] Preemption disabled at: | [ 9.811467][ T187] 0x0 | [ 9.811478][ T187] Tainted: [W]=WARN [ 9.811479][ T187] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.811481][ T187] Call Trace: [ 9.811482][ T187] [ 9.811484][ T187] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.811490][ T187] __might_resched.cold (kernel/sched/core.c:9234) [ 9.811494][ T187] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.811499][ 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) [ 9.811504][ 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)) [ 9.811506][ T187] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.811511][ 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) [ 9.811514][ T187] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.811517][ T187] put_chars (drivers/char/virtio_console.c:1176) [ 9.811520][ T187] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.811522][ T187] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.811526][ T187] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.811531][ T187] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.811538][ T187] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.811540][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.811542][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.811546][ T187] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.811550][ T187] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.811552][ 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)) [ 9.811555][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.811558][ T187] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.811562][ T187] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.811566][ T187] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.811568][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.811574][ T187] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.811577][ T187] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.811578][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.811581][ T187] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.811584][ T187] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.811586][ T187] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.811589][ T187] vprintk_emit (kernel/printk/printk.c:2479) [ 9.811593][ T187] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.811597][ T187] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.811601][ T187] _printk (kernel/printk/printk.c:2504) [ 9.811605][ T187] ? snapshot_read.cold (user.c:?) [ 9.811607][ 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) [ 9.811610][ T187] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.811614][ 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) [ 9.811616][ T187] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.811620][ T187] ? exit_notify (kernel/exit.c:780) [ 9.811622][ T187] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.811625][ T187] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.811629][ T187] do_group_exit (kernel/exit.c:1151) [ 9.811632][ T187] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.811633][ T187] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.811636][ T187] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.811639][ T187] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.811642][ T187] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.811645][ T187] RIP: 0033:0x7f21a8fa91b8 [ 9.811647][ T187] Code: Unable to access opcode bytes at 0x7f21a8fa918e. Code starting with the faulting instruction =========================================== [ 9.811648][ T187] RSP: 002b:00007ffca8d71648 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.811650][ T187] RAX: ffffffffffffffda RBX: 00007f21a90d9f88 RCX: 00007f21a8fa91b8 [ 9.811651][ T187] RDX: 00007f21a8cf3fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.811652][ T187] RBP: 00007ffca8d716a0 R08: 0000000000000000 R09: 0000000000008010 [ 9.811653][ T187] R10: 00007ffca8d71460 R11: 0000000000000246 R12: 0000000000000001 [ 9.811654][ T187] R13: 0000000000000000 R14: 00007f21a90d8680 R15: 00007f21a90d9fa0 | [ 19.093409][ T309] softirqs last disabled at (15081): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.093417][ T309] Preemption disabled at: | [ 19.093418][ T309] vprintk_emit (kernel/printk/printk.c:2471) | [ 19.093429][ T309] Tainted: [W]=WARN [ 19.093430][ T309] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.093432][ T309] Call Trace: [ 19.093434][ T309] [ 19.093435][ T309] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.093441][ T309] ? vprintk_emit (kernel/printk/printk.c:2471) [ 19.093443][ T309] __might_resched.cold (kernel/sched/core.c:9234) [ 19.093447][ T309] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.093452][ T309] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.093457][ T309] __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)) [ 19.093459][ T309] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.093464][ T309] ? 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) [ 19.093467][ T309] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.093470][ T309] put_chars (drivers/char/virtio_console.c:1176) [ 19.093472][ T309] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 19.093474][ T309] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.093477][ T309] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 19.093481][ T309] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.093485][ T309] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.093488][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.093489][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.093494][ T309] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.093495][ T309] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 19.093498][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.093501][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.093505][ T309] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.093508][ T309] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.093510][ T309] ? 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)) [ 19.093513][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.093516][ T309] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.093520][ T309] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.093524][ T309] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.093525][ T309] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.093530][ T309] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.093533][ T309] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.093535][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.093537][ T309] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 19.093541][ T309] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.093542][ T309] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.093546][ T309] vprintk_emit (kernel/printk/printk.c:2479) [ 19.093550][ T309] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.093555][ T309] ? gact_cleanup_module (net/sched/act_gact.c:192) act_gact [ 19.093558][ T309] _printk (kernel/printk/printk.c:2504) [ 19.093562][ T309] ? snapshot_read.cold (user.c:?) [ 19.093568][ T309] ? 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) [ 19.093570][ T309] gact_init_module (net/sched/act_gact.c:180) act_gact [ 19.093573][ T309] do_one_initcall (init/main.c:1357) [ 19.093576][ T309] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 19.093580][ T309] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 19.093583][ T309] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 19.093588][ T309] do_init_module (kernel/module/main.c:3117) [ 19.093591][ T309] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 19.093596][ T309] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 19.093599][ T309] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 19.093603][ T309] load_module (kernel/module/main.c:3593) [ 19.093610][ T309] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 19.093613][ T309] ? __ia32_sys_fsconfig (??:?) [ 19.093616][ T309] ? ovl_real_file (fs/overlayfs/file.c:195) [ 19.093620][ T309] ? backing_file_read_iter (fs/backing-file.c:211) [ 19.093623][ T309] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.093627][ T309] init_module_from_file (kernel/module/main.c:3790) [ 19.093630][ T309] ? __do_sys_init_module (kernel/module/main.c:3664) [ 19.093638][ T309] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.093641][ T309] ? 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) [ 19.093644][ T309] idempotent_init_module (kernel/module/main.c:3802) [ 19.093647][ T309] ? init_module_from_file (kernel/module/main.c:3791) [ 19.093654][ T309] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.093656][ T309] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 19.093662][ T309] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 19.093664][ T309] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 19.093667][ T309] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.093669][ T309] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.093672][ T309] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.093674][ T309] RIP: 0033:0x7fb265f2637d [ 19.093678][ T309] 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 [ 19.093680][ T309] RSP: 002b:00007ffc36f5cdd8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 19.093683][ T309] RAX: ffffffffffffffda RBX: 000055dc510e7810 RCX: 00007fb265f2637d [ 19.093684][ T309] RDX: 0000000000000000 RSI: 000055dc4eaafffd RDI: 0000000000000000 [ 19.093685][ T309] RBP: 00007ffc36f5ce70 R08: 0000000000000000 R09: 0000000000000000 [ 19.093686][ T309] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dc4eaafffd [ 19.093686][ T309] R13: 000055dc510e7960 R14: 0000000000040000 R15: 0000000000000000 | [ 20.779165][ T406] softirqs last disabled at (20661): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 20.779167][ T406] Preemption disabled at: | [ 20.779168][ T406] 0x0 | [ 20.779178][ T406] Tainted: [W]=WARN [ 20.779179][ T406] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 20.779181][ T406] Call Trace: [ 20.779182][ T406] [ 20.779184][ T406] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 20.779190][ T406] __might_resched.cold (kernel/sched/core.c:9234) [ 20.779195][ T406] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 20.779199][ T406] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 20.779204][ T406] __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)) [ 20.779206][ T406] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.779212][ T406] ? 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) [ 20.779215][ T406] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 20.779218][ T406] put_chars (drivers/char/virtio_console.c:1176) [ 20.779221][ T406] ? __send_to_port (drivers/char/virtio_console.c:654) [ 20.779222][ T406] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 20.779227][ T406] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 20.779232][ T406] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 20.779238][ T406] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 20.779240][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.779243][ T406] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.779247][ T406] console_emit_next_record (kernel/printk/printk.c:3183) [ 20.779251][ T406] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 20.779253][ T406] ? 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)) [ 20.779256][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.779258][ T406] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 20.779262][ T406] console_flush_one_record (kernel/printk/printk.c:3268) [ 20.779266][ T406] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 20.779268][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.779273][ T406] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 20.779276][ T406] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 20.779278][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.779280][ T406] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 20.779284][ T406] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 20.779286][ T406] ? vprintk_emit (kernel/printk/printk.c:2478) [ 20.779289][ T406] vprintk_emit (kernel/printk/printk.c:2479) [ 20.779293][ T406] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 20.779296][ T406] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 20.779300][ T406] _printk (kernel/printk/printk.c:2504) [ 20.779303][ T406] ? snapshot_read.cold (user.c:?) [ 20.779307][ T406] ? 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) [ 20.779310][ T406] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 20.779315][ T406] ? 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) [ 20.779318][ T406] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 20.779322][ T406] ? exit_notify (kernel/exit.c:780) [ 20.779324][ T406] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 20.779326][ T406] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 20.779330][ T406] do_group_exit (kernel/exit.c:1151) [ 20.779333][ T406] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 20.779335][ T406] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 20.779337][ T406] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 20.779340][ T406] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 20.779343][ T406] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 20.779346][ T406] RIP: 0033:0x7fa8bbd691b8 [ 20.779348][ T406] Code: Unable to access opcode bytes at 0x7fa8bbd6918e. Code starting with the faulting instruction =========================================== [ 20.779349][ T406] RSP: 002b:00007ffece4d7fd8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 20.779352][ T406] RAX: ffffffffffffffda RBX: 00007fa8bbe99f88 RCX: 00007fa8bbd691b8 [ 20.779353][ T406] RDX: 00007fa8bbab4588 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 20.779354][ T406] RBP: 00007ffece4d8030 R08: 0000000000000000 R09: 0000000000000000 [ 20.779355][ T406] R10: 00007ffece4d7dd0 R11: 0000000000000246 R12: 0000000000000001 [ 20.779356][ T406] R13: 0000000000000000 R14: 00007fa8bbe98680 R15: 00007fa8bbe99fa0 | [ 21.831568][ T457] softirqs last disabled at (28869): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.831570][ T457] Preemption disabled at: | [ 21.831571][ T457] 0x0 | [ 21.831582][ T457] Tainted: [W]=WARN [ 21.831583][ T457] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.831584][ T457] Call Trace: [ 21.831586][ T457] [ 21.831587][ T457] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.831594][ T457] __might_resched.cold (kernel/sched/core.c:9234) [ 21.831599][ T457] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.831603][ T457] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.831608][ T457] __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)) [ 21.831610][ T457] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.831616][ T457] ? 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) [ 21.831619][ T457] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.831622][ T457] put_chars (drivers/char/virtio_console.c:1176) [ 21.831624][ T457] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.831626][ T457] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.831630][ T457] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.831635][ T457] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.831642][ T457] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.831644][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.831646][ T457] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.831650][ T457] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.831653][ T457] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.831655][ T457] ? 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)) [ 21.831658][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.831661][ T457] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.831664][ T457] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.831668][ T457] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.831670][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.831676][ T457] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.831678][ T457] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.831680][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.831682][ T457] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 21.831686][ T457] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.831687][ T457] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.831691][ T457] vprintk_emit (kernel/printk/printk.c:2479) [ 21.831694][ T457] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.831698][ T457] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.831701][ T457] _printk (kernel/printk/printk.c:2504) [ 21.831704][ T457] ? snapshot_read.cold (user.c:?) [ 21.831707][ T457] ? 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) [ 21.831710][ T457] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.831713][ T457] ? 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) [ 21.831716][ T457] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 21.831719][ T457] ? exit_notify (kernel/exit.c:780) [ 21.831721][ T457] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.831724][ T457] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.831728][ T457] do_group_exit (kernel/exit.c:1151) [ 21.831731][ T457] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 21.831732][ T457] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 21.831735][ T457] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.831738][ T457] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.831741][ T457] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.831743][ T457] RIP: 0033:0x7fddc78b51b8 [ 21.831745][ T457] Code: Unable to access opcode bytes at 0x7fddc78b518e. Code starting with the faulting instruction =========================================== [ 21.831747][ T457] RSP: 002b:00007fffefa00988 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 21.831749][ T457] RAX: ffffffffffffffda RBX: 00007fddc79e5f88 RCX: 00007fddc78b51b8 [ 21.831750][ T457] RDX: 00007fddc75fffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 21.831751][ T457] RBP: 00007fffefa009e0 R08: 0000000000000000 R09: 0000000000000050 [ 21.831752][ T457] R10: 00007fffefa007a0 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