====================================== | [ 11.300565][ T194] softirqs last disabled at (28176): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.300567][ T194] Preemption disabled at: | [ 11.300568][ T194] 0x0 | [ 11.300579][ T194] Tainted: [W]=WARN [ 11.300580][ T194] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.300581][ T194] Call Trace: [ 11.300583][ T194] [ 11.300584][ T194] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.300590][ T194] __might_resched.cold (kernel/sched/core.c:9234) [ 11.300594][ T194] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.300597][ T194] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.300603][ T194] __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)) [ 11.300605][ T194] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.300612][ T194] ? 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) [ 11.300615][ T194] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.300618][ T194] put_chars (drivers/char/virtio_console.c:1176) [ 11.300621][ T194] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.300628][ T194] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.300635][ T194] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.300638][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.300642][ T194] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.300646][ T194] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.300647][ T194] ? 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)) [ 11.300650][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.300653][ T194] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.300658][ T194] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.300661][ T194] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.300663][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.300668][ T194] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.300671][ T194] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.300672][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.300674][ T194] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.300678][ T194] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.300680][ T194] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.300683][ T194] vprintk_emit (kernel/printk/printk.c:2479) [ 11.300686][ T194] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.300689][ T194] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.300693][ T194] _printk (kernel/printk/printk.c:2504) [ 11.300697][ T194] ? snapshot_read.cold (user.c:?) [ 11.300700][ T194] ? 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) [ 11.300702][ T194] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.300707][ T194] ? 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) [ 11.300710][ T194] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.300714][ T194] ? exit_notify (kernel/exit.c:780) [ 11.300715][ T194] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.300718][ T194] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.300722][ T194] do_group_exit (kernel/exit.c:1151) [ 11.300725][ T194] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.300727][ T194] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.300730][ T194] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.300733][ T194] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.300736][ T194] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.300739][ T194] RIP: 0033:0x7ff5e414c1b8 [ 11.300741][ T194] Code: Unable to access opcode bytes at 0x7ff5e414c18e. Code starting with the faulting instruction =========================================== [ 11.300742][ T194] RSP: 002b:00007ffe10563d68 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.300744][ T194] RAX: ffffffffffffffda RBX: 00007ff5e427cf88 RCX: 00007ff5e414c1b8 [ 11.300746][ T194] RDX: 00007ff5e3e96fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.300747][ T194] RBP: 00007ffe10563dc0 R08: 0000000000000000 R09: 0000000000000050 [ 11.300748][ T194] R10: 00007ffe10563b80 R11: 0000000000000246 R12: 0000000000000001 [ 11.300749][ T194] R13: 0000000000000000 R14: 00007ff5e427b680 R15: 00007ff5e427cfa0 | [ 17.635327][ T377] softirqs last disabled at (39053): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.635330][ T377] Preemption disabled at: | [ 17.635331][ T377] 0x0 | [ 17.635340][ T377] Tainted: [W]=WARN [ 17.635341][ T377] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.635343][ T377] Call Trace: [ 17.635345][ T377] [ 17.635346][ T377] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.635352][ T377] __might_resched.cold (kernel/sched/core.c:9234) [ 17.635356][ T377] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.635359][ T377] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.635365][ T377] __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)) [ 17.635367][ T377] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.635373][ T377] ? 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) [ 17.635376][ T377] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.635379][ T377] put_chars (drivers/char/virtio_console.c:1176) [ 17.635382][ T377] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.635389][ T377] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.635396][ T377] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.635399][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.635404][ T377] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.635407][ T377] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.635408][ T377] ? 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)) [ 17.635411][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.635415][ T377] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.635419][ T377] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.635422][ T377] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.635424][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.635429][ T377] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.635432][ T377] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.635433][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.635436][ T377] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.635443][ T377] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.635446][ T377] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.635449][ T377] vprintk_emit (kernel/printk/printk.c:2479) [ 17.635452][ T377] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.635455][ T377] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.635459][ T377] _printk (kernel/printk/printk.c:2504) [ 17.635463][ T377] ? snapshot_read.cold (user.c:?) [ 17.635465][ T377] ? 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) [ 17.635468][ T377] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.635472][ T377] ? 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) [ 17.635475][ T377] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 17.635479][ T377] ? exit_notify (kernel/exit.c:780) [ 17.635481][ T377] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.635484][ T377] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.635488][ T377] do_group_exit (kernel/exit.c:1151) [ 17.635491][ T377] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 17.635493][ T377] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 17.635495][ T377] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.635497][ T377] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.635500][ T377] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.635503][ T377] RIP: 0033:0x7f7ee2d301b8 [ 17.635505][ T377] Code: Unable to access opcode bytes at 0x7f7ee2d3018e. Code starting with the faulting instruction =========================================== [ 17.635506][ T377] RSP: 002b:00007ffcc37d96f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.635509][ T377] RAX: ffffffffffffffda RBX: 00007f7ee2e60f88 RCX: 00007f7ee2d301b8 [ 17.635510][ T377] RDX: 00007f7ee2a7afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 17.635511][ T377] RBP: 00007ffcc37d9750 R08: 0000000000000000 R09: 0000000000000000 [ 17.635512][ T377] R10: 00007ffcc37d9510 R11: 0000000000000246 R12: 0000000000000001 [ 17.635512][ T377] R13: 0000000000000000 R14: 00007f7ee2e5f680 R15: 00007f7ee2e60fa0 | [ 59.424807][ C0] | [ 59.424808][ C0] | [ 59.424808][ C0] stack backtrace: | [ 59.424813][ C0] Tainted: [W]=WARN [ 59.424814][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.424816][ C0] Call Trace: [ 59.424817][ C0] [ 59.424818][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 59.424821][ C0] print_irq_inversion_bug.part.0.cold (kernel/locking/lockdep.c:4141) [ 59.424824][ C0] mark_lock_irq (kernel/locking/lockdep.c:4095 kernel/locking/lockdep.c:4174 kernel/locking/lockdep.c:4310) [ 59.424825][ C0] ? add_lock_to_list (./include/linux/find.h:391 kernel/locking/lockdep.c:1419 kernel/locking/lockdep.c:1450) [ 59.424829][ C0] mark_lock (kernel/locking/lockdep.c:4769) [ 59.424831][ C0] mark_usage (kernel/locking/lockdep.c:4658) [ 59.424832][ C0] __lock_acquire (kernel/locking/lockdep.c:5208) [ 59.424835][ C0] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 59.424837][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 59.424838][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424841][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 59.424843][ C0] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 59.424844][ C0] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 59.424845][ C0] console_emit_next_record (kernel/printk/printk.c:3177) [ 59.424847][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 59.424848][ C0] ? 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)) [ 59.424850][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424851][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 59.424853][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 59.424855][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 59.424856][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.424859][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 59.424860][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 59.424861][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424862][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 59.424865][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 59.424867][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 59.424868][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 59.424870][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 59.424872][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 59.424874][ C0] _printk (kernel/printk/printk.c:2504) [ 59.424875][ C0] ? snapshot_read.cold (user.c:?) [ 59.424877][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 59.424879][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.424882][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 59.424883][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.424885][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.424887][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 59.424888][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 59.424889][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 59.424893][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.424895][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.424897][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424898][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 59.424900][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.424902][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 59.424903][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.424905][ C0] ? jump_label_text_reserved (??:?) [ 59.424909][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 59.424911][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 59.424913][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 59.424914][ C0] ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633) [ 59.424916][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424917][ C0] handle_softirqs (kernel/softirq.c:645) [ 59.424919][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.424921][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 59.424923][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 59.424925][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 59.424926][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 59.424928][ C0] [ 59.424929][ C0] [ 59.424930][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 59.424931][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 59.424934][ C0] Code: 48 8b 3d d4 31 10 02 e8 1f 00 00 00 48 2b 05 98 62 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 35 29 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d d4 31 10 02 mov 0x21031d4(%rip),%rdi # 0x21031db 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 98 62 b2 00 sub 0xb26298(%rip),%rax # 0xb262ab 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 53 35 29 00 verw 0x293553(%rip) # 0x29357b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 59.424936][ C0] RSP: 0018:ffffffffb3a07cf8 EFLAGS: 00000296 [ 59.424938][ C0] RAX: 0000000000343257 RBX: ffffffffb3a1c600 RCX: ffffffffb08f4ce7 [ 59.424939][ C0] RDX: ffffffffb3a1c600 RSI: ffffffffb3888c45 RDI: ffffffffb3293160 [ 59.424940][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 59.424941][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6740fa2 [ 59.424942][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 59.424944][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 59.424946][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 59.424948][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 59.424949][ C0] default_idle_call (kernel/sched/idle.c:122) [ 59.424950][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 59.424952][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 59.424954][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 59.424957][ C0] ? kasan_check_range (mm/kasan/generic.c:143 (discriminator 1) mm/kasan/generic.c:172 (discriminator 1) mm/kasan/generic.c:191 (discriminator 1) mm/kasan/generic.c:200 (discriminator 1)) [ 59.424959][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.424960][ C0] do_idle (kernel/sched/idle.c:355) [ 59.424962][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 59.424964][ C0] rest_init (init/main.c:727) [ 59.424965][ C0] ? __cpuidle_text_end (??:?) [ 59.424967][ C0] ? rest_init (init/main.c:727) [ 59.424969][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 59.424971][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 59.424973][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 59.424976][ C0] start_kernel (init/main.c:1185) [ 59.424977][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 59.424979][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) [ 59.424980][ C0] common_startup_64 (arch/x86/kernel/head_64.S:418) | [ 59.424999][ C0] softirqs last disabled at (3420771): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 59.425000][ C0] Preemption disabled at: | [ 59.425001][ C0] schedule_preempt_disabled (kernel/sched/core.c:7420) | [ 59.425006][ C0] Tainted: [W]=WARN [ 59.425006][ C0] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 59.425007][ C0] Call Trace: [ 59.425007][ C0] [ 59.425008][ C0] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 59.425009][ C0] ? schedule_preempt_disabled (kernel/sched/core.c:7420) [ 59.425011][ C0] __might_resched.cold (kernel/sched/core.c:9234) [ 59.425014][ C0] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 59.425016][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425017][ C0] __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)) [ 59.425019][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 59.425021][ C0] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 59.425023][ C0] ? 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) [ 59.425025][ C0] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 59.425027][ C0] put_chars (drivers/char/virtio_console.c:1176) [ 59.425029][ C0] ? __send_to_port (drivers/char/virtio_console.c:654) [ 59.425031][ C0] ? mark_lock (kernel/locking/lockdep.c:4769) [ 59.425033][ C0] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 59.425035][ C0] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 59.425037][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425038][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425040][ C0] console_emit_next_record (kernel/printk/printk.c:3183) [ 59.425042][ C0] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 59.425043][ C0] ? 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)) [ 59.425044][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425046][ C0] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 59.425048][ C0] console_flush_one_record (kernel/printk/printk.c:3268) [ 59.425050][ C0] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 59.425051][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.425053][ C0] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 59.425054][ C0] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 59.425056][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425057][ C0] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 59.425059][ C0] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 59.425061][ C0] ? vprintk_emit (kernel/printk/printk.c:2478) [ 59.425062][ C0] vprintk_emit (kernel/printk/printk.c:2479) [ 59.425064][ C0] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 59.425066][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 59.425067][ C0] _printk (kernel/printk/printk.c:2504) [ 59.425069][ C0] ? snapshot_read.cold (user.c:?) [ 59.425071][ C0] ? clocksource_watchdog.part.0 (kernel/time/clocksource.c:531 (discriminator 1) kernel/time/clocksource.c:608 (discriminator 1) kernel/time/clocksource.c:667 (discriminator 1)) [ 59.425073][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.425075][ C0] clocksource_watchdog.part.0.cold (kernel/time/clocksource.c:589 (discriminator 10) kernel/time/clocksource.c:632 (discriminator 10) kernel/time/clocksource.c:667 (discriminator 10)) [ 59.425077][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.425078][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.425080][ C0] call_timer_fn (kernel/time/timer.c:1748) [ 59.425082][ C0] ? detach_if_pending (./include/linux/list.h:1159) [ 59.425083][ C0] ? debug_object_active_state (lib/debugobjects.c:1122) [ 59.425085][ C0] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 59.425086][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.425088][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425090][ C0] __run_timers (kernel/time/timer.c:1799 kernel/time/timer.c:2374) [ 59.425091][ C0] ? clocksource_watchdog.part.0 (./include/linux/find.h:67 (discriminator 4)) [ 59.425093][ C0] ? __bpf_trace_itimer_expire (./include/trace/events/timer.h:407) [ 59.425094][ C0] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 59.425096][ C0] ? jump_label_text_reserved (??:?) [ 59.425098][ C0] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 59.425101][ C0] run_timer_softirq (kernel/time/timer.c:2386 kernel/time/timer.c:2395 kernel/time/timer.c:2403) [ 59.425102][ C0] ? __run_timers (./include/trace/events/timer.h:138 (discriminator 19)) [ 59.425103][ C0] ? handle_softirqs (./arch/x86/include/asm/bitops.h:312 kernel/softirq.c:633) [ 59.425105][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425106][ C0] handle_softirqs (kernel/softirq.c:645) [ 59.425108][ C0] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 59.425110][ C0] ? _local_bh_enable (kernel/softirq.c:428 (discriminator 1)) [ 59.425112][ C0] __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) [ 59.425114][ C0] irq_exit_rcu (kernel/softirq.c:784) [ 59.425115][ C0] sysvec_apic_timer_interrupt (arch/x86/kernel/apic/apic.c:1062 (discriminator 37) arch/x86/kernel/apic/apic.c:1062 (discriminator 37)) [ 59.425117][ C0] [ 59.425118][ C0] [ 59.425119][ C0] asm_sysvec_apic_timer_interrupt (./arch/x86/include/asm/idtentry.h:674) [ 59.425120][ C0] RIP: 0010:pv_native_safe_halt (./arch/x86/include/asm/irqflags.h:48 arch/x86/kernel/paravirt.c:63) [ 59.425122][ C0] Code: 48 8b 3d d4 31 10 02 e8 1f 00 00 00 48 2b 05 98 62 b2 00 c3 0f 1f 80 00 00 00 00 f3 0f 1e fa eb 07 0f 00 2d 53 35 29 00 fb f4 0f 1f 40 d6 48 83 ec 20 8b 17 49 89 f8 83 e2 fe 41 89 d2 0f 01 All code ======== 0: 48 8b 3d d4 31 10 02 mov 0x21031d4(%rip),%rdi # 0x21031db 7: e8 1f 00 00 00 call 0x2b c: 48 2b 05 98 62 b2 00 sub 0xb26298(%rip),%rax # 0xb262ab 13: c3 ret 14: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 1b: f3 0f 1e fa endbr64 1f: eb 07 jmp 0x28 21: 0f 00 2d 53 35 29 00 verw 0x293553(%rip) # 0x29357b 28: fb sti 29: f4 hlt 2a:* c3 ret <-- trapping instruction 2b: 0f 1f 40 d6 nopl -0x2a(%rax) 2f: 48 83 ec 20 sub $0x20,%rsp 33: 8b 17 mov (%rdi),%edx 35: 49 89 f8 mov %rdi,%r8 38: 83 e2 fe and $0xfffffffe,%edx 3b: 41 89 d2 mov %edx,%r10d 3e: 0f .byte 0xf 3f: 01 .byte 0x1 Code starting with the faulting instruction =========================================== 0: c3 ret 1: 0f 1f 40 d6 nopl -0x2a(%rax) 5: 48 83 ec 20 sub $0x20,%rsp 9: 8b 17 mov (%rdi),%edx b: 49 89 f8 mov %rdi,%r8 e: 83 e2 fe and $0xfffffffe,%edx 11: 41 89 d2 mov %edx,%r10d 14: 0f .byte 0xf 15: 01 .byte 0x1 [ 59.425123][ C0] RSP: 0018:ffffffffb3a07cf8 EFLAGS: 00000296 [ 59.425124][ C0] RAX: 0000000000343257 RBX: ffffffffb3a1c600 RCX: ffffffffb08f4ce7 [ 59.425125][ C0] RDX: ffffffffb3a1c600 RSI: ffffffffb3888c45 RDI: ffffffffb3293160 [ 59.425126][ C0] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 59.425126][ C0] R10: 0000000000000000 R11: 0000000000000001 R12: 1ffffffff6740fa2 [ 59.425127][ C0] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000014770 [ 59.425128][ C0] ? cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 59.425131][ C0] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 59.425133][ C0] default_idle (./arch/x86/include/asm/paravirt.h:62 arch/x86/kernel/process.c:768) [ 59.425134][ C0] default_idle_call (kernel/sched/idle.c:122) [ 59.425135][ C0] cpuidle_idle_call.constprop.0 (kernel/sched/idle.c:199) [ 59.425137][ C0] ? arch_cpu_idle_exit+0x40/0x40 [ 59.425138][ C0] ? mark_tsc_async_resets (arch/x86/kernel/tsc_sync.c:49) [ 59.425140][ C0] ? kasan_check_range (mm/kasan/generic.c:143 (discriminator 1) mm/kasan/generic.c:172 (discriminator 1) mm/kasan/generic.c:191 (discriminator 1) mm/kasan/generic.c:200 (discriminator 1)) [ 59.425141][ C0] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 59.425143][ C0] do_idle (kernel/sched/idle.c:355) [ 59.425144][ C0] cpu_startup_entry (kernel/sched/idle.c:454) [ 59.425146][ C0] rest_init (init/main.c:727) [ 59.425147][ C0] ? __cpuidle_text_end (??:?) [ 59.425150][ C0] ? rest_init (init/main.c:727) [ 59.425151][ C0] ? acpi_hw_set_mode (drivers/acpi/acpica/hwacpi.c:72 (discriminator 1)) [ 59.425153][ C0] ? cpus_read_unlock (./include/linux/percpu-rwsem.h:125 (discriminator 1) kernel/cpu.c:502 (discriminator 1)) [ 59.425154][ C0] ? acpi_enable (drivers/acpi/acpica/evxfevnt.c:47) [ 59.425156][ C0] start_kernel (init/main.c:1185) [ 59.425158][ C0] x86_64_start_reservations (arch/x86/kernel/head64.c:310) [ 59.425159][ C0] x86_64_start_kernel (arch/x86/kernel/head64.c:291) Finger prints: __irq_exit_rcu:schedule_preempt_disabled:dump_stack_lvl:__kmalloc_noprof:put_chars 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 mark_lock_irq:mark_lock:mark_usage:__lock_acquire:console_lock_spinning_enable