====================================== | [ 9.420680][ T200] softirqs last disabled at (23187): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.420682][ T200] Preemption disabled at: | [ 9.420682][ T200] 0x0 | [ 9.420692][ T200] Tainted: [W]=WARN [ 9.420693][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.420694][ T200] Call Trace: [ 9.420696][ T200] [ 9.420698][ T200] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.420704][ T200] __might_resched.cold (kernel/sched/core.c:9234) [ 9.420708][ T200] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.420712][ T200] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.420716][ T200] __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)) [ 9.420718][ T200] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.420725][ T200] ? 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) [ 9.420728][ T200] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.420732][ T200] put_chars (drivers/char/virtio_console.c:1176) [ 9.420734][ T200] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.420735][ T200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.420739][ T200] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.420744][ T200] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.420752][ T200] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.420754][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.420756][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.420760][ T200] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.420764][ T200] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.420766][ T200] ? 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)) [ 9.420769][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.420770][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.420774][ T200] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.420778][ T200] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.420780][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.420785][ T200] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.420788][ T200] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.420790][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.420791][ T200] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.420795][ T200] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.420797][ T200] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.420799][ T200] vprintk_emit (kernel/printk/printk.c:2479) [ 9.420802][ T200] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.420805][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.420809][ T200] _printk (kernel/printk/printk.c:2504) [ 9.420812][ T200] ? snapshot_read.cold (user.c:?) [ 9.420815][ T200] ? 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) [ 9.420817][ T200] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.420821][ T200] ? 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) [ 9.420824][ T200] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.420828][ T200] ? exit_notify (kernel/exit.c:780) [ 9.420829][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.420832][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.420835][ T200] do_group_exit (kernel/exit.c:1151) [ 9.420838][ T200] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.420839][ T200] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.420842][ T200] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.420845][ T200] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.420848][ T200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.420850][ T200] RIP: 0033:0x7fa14845d1b8 [ 9.420853][ T200] Code: Unable to access opcode bytes at 0x7fa14845d18e. Code starting with the faulting instruction =========================================== [ 9.420853][ T200] RSP: 002b:00007ffd6c589558 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.420856][ T200] RAX: ffffffffffffffda RBX: 00007fa14858df88 RCX: 00007fa14845d1b8 [ 9.420857][ T200] RDX: 00007fa1481a7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.420858][ T200] RBP: 00007ffd6c5895b0 R08: 0000000000000000 R09: 0000000000000050 [ 9.420858][ T200] R10: 00007ffd6c589370 R11: 0000000000000246 R12: 0000000000000001 [ 9.420859][ T200] R13: 0000000000000000 R14: 00007fa14858c680 R15: 00007fa14858dfa0 | [ 11.899463][ T266] softirqs last disabled at (21126): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.899466][ T266] Preemption disabled at: | [ 11.899467][ T266] 0x0 | [ 11.899477][ T266] Tainted: [W]=WARN [ 11.899478][ T266] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.899479][ T266] Call Trace: [ 11.899481][ T266] [ 11.899482][ T266] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.899488][ T266] __might_resched.cold (kernel/sched/core.c:9234) [ 11.899493][ T266] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.899497][ T266] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.899501][ T266] __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)) [ 11.899503][ T266] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.899509][ T266] ? 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) [ 11.899512][ T266] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.899516][ T266] put_chars (drivers/char/virtio_console.c:1176) [ 11.899518][ T266] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.899519][ T266] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.899522][ T266] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.899528][ T266] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.899535][ T266] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.899538][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.899540][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.899544][ T266] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.899547][ T266] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.899549][ T266] ? 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)) [ 11.899552][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.899554][ T266] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.899558][ T266] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.899562][ T266] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.899564][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.899569][ T266] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.899572][ T266] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.899574][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.899575][ T266] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 11.899579][ T266] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.899581][ T266] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.899583][ T266] vprintk_emit (kernel/printk/printk.c:2479) [ 11.899586][ T266] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.899589][ T266] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.899593][ T266] _printk (kernel/printk/printk.c:2504) [ 11.899596][ T266] ? snapshot_read.cold (user.c:?) [ 11.899599][ T266] ? 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) [ 11.899602][ T266] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.899605][ T266] ? 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) [ 11.899608][ T266] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.899612][ T266] ? exit_notify (kernel/exit.c:780) [ 11.899613][ T266] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.899616][ T266] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.899619][ T266] do_group_exit (kernel/exit.c:1151) [ 11.899622][ T266] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.899624][ T266] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.899626][ T266] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.899630][ T266] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.899633][ T266] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.899635][ T266] RIP: 0033:0x7f3e654e81b8 [ 11.899637][ T266] Code: Unable to access opcode bytes at 0x7f3e654e818e. Code starting with the faulting instruction =========================================== [ 11.899638][ T266] RSP: 002b:00007ffc8e1881e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.899640][ T266] RAX: ffffffffffffffda RBX: 00007f3e65618f88 RCX: 00007f3e654e81b8 [ 11.899641][ T266] RDX: 00007f3e65232fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.899642][ T266] RBP: 00007ffc8e188240 R08: 0000000000000000 R09: 0000000000000050 [ 11.899643][ T266] R10: 00007ffc8e188000 R11: 0000000000000246 R12: 0000000000000001 [ 11.899644][ T266] R13: 0000000000000000 R14: 00007f3e65617680 R15: 00007f3e65618fa0 | [ 22.203907][ T1275] softirqs last disabled at (18507): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 22.203909][ T1275] Preemption disabled at: | [ 22.203910][ T1275] 0x0 | [ 22.203919][ T1275] Tainted: [W]=WARN [ 22.203920][ T1275] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 22.203922][ T1275] Call Trace: [ 22.203923][ T1275] [ 22.203925][ T1275] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 22.203931][ T1275] __might_resched.cold (kernel/sched/core.c:9234) [ 22.203936][ T1275] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 22.203940][ T1275] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 22.203945][ T1275] __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)) [ 22.203946][ T1275] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.203953][ T1275] ? 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) [ 22.203956][ T1275] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 22.203959][ T1275] put_chars (drivers/char/virtio_console.c:1176) [ 22.203962][ T1275] ? __send_to_port (drivers/char/virtio_console.c:654) [ 22.203963][ T1275] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 22.203967][ T1275] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 22.203972][ T1275] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 22.203979][ T1275] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 22.203982][ T1275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.203984][ T1275] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.203988][ T1275] console_emit_next_record (kernel/printk/printk.c:3183) [ 22.203992][ T1275] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 22.203994][ T1275] ? 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)) [ 22.203997][ T1275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.203998][ T1275] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 22.204002][ T1275] console_flush_one_record (kernel/printk/printk.c:3268) [ 22.204006][ T1275] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 22.204008][ T1275] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.204013][ T1275] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 22.204016][ T1275] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 22.204018][ T1275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.204020][ T1275] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 22.204023][ T1275] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 22.204025][ T1275] ? vprintk_emit (kernel/printk/printk.c:2478) [ 22.204028][ T1275] vprintk_emit (kernel/printk/printk.c:2479) [ 22.204031][ T1275] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 22.204034][ T1275] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 22.204037][ T1275] _printk (kernel/printk/printk.c:2504) [ 22.204041][ T1275] ? snapshot_read.cold (user.c:?) [ 22.204043][ T1275] ? 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) [ 22.204046][ T1275] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 22.204050][ T1275] ? 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) [ 22.204053][ T1275] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 22.204056][ T1275] ? exit_notify (kernel/exit.c:780) [ 22.204057][ T1275] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 22.204060][ T1275] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 22.204064][ T1275] do_group_exit (kernel/exit.c:1151) [ 22.204066][ T1275] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 22.204068][ T1275] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 22.204071][ T1275] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 22.204074][ T1275] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 22.204077][ T1275] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 22.204079][ T1275] RIP: 0033:0x7f03d2c7c1b8 [ 22.204081][ T1275] Code: Unable to access opcode bytes at 0x7f03d2c7c18e. Code starting with the faulting instruction =========================================== [ 22.204082][ T1275] RSP: 002b:00007ffd68808f88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 22.204084][ T1275] RAX: ffffffffffffffda RBX: 00007f03d2dacf88 RCX: 00007f03d2c7c1b8 [ 22.204086][ T1275] RDX: 00007f03d29c6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000002 [ 22.204087][ T1275] RBP: 00007ffd68808fe0 R08: 0000000000000000 R09: 0000000000008010 [ 22.204088][ T1275] R10: 00007ffd68808da0 R11: 0000000000000246 R12: 0000000000000001 [ 22.204088][ T1275] R13: 0000000000000002 R14: 00007f03d2dab680 R15: 00007f03d2dacfa0 | [ 83.012354][T11422] softirqs last disabled at (381987): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 83.012356][T11422] Preemption disabled at: | [ 83.012357][T11422] 0x0 | [ 83.012366][T11422] Tainted: [W]=WARN [ 83.012367][T11422] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 83.012369][T11422] Call Trace: [ 83.012370][T11422] [ 83.012372][T11422] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 83.012378][T11422] __might_resched.cold (kernel/sched/core.c:9234) [ 83.012382][T11422] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 83.012386][T11422] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 83.012391][T11422] __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)) [ 83.012392][T11422] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.012399][T11422] ? 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) [ 83.012402][T11422] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 83.012405][T11422] put_chars (drivers/char/virtio_console.c:1176) [ 83.012408][T11422] ? __send_to_port (drivers/char/virtio_console.c:654) [ 83.012409][T11422] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 83.012412][T11422] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 83.012418][T11422] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 83.012426][T11422] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 83.012428][T11422] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.012430][T11422] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.012434][T11422] console_emit_next_record (kernel/printk/printk.c:3183) [ 83.012438][T11422] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 83.012440][T11422] ? 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)) [ 83.012443][T11422] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.012445][T11422] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 83.012449][T11422] console_flush_one_record (kernel/printk/printk.c:3268) [ 83.012453][T11422] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 83.012455][T11422] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 83.012460][T11422] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 83.012463][T11422] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 83.012465][T11422] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.012466][T11422] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 83.012470][T11422] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 83.012472][T11422] ? vprintk_emit (kernel/printk/printk.c:2478) [ 83.012474][T11422] vprintk_emit (kernel/printk/printk.c:2479) [ 83.012478][T11422] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 83.012480][T11422] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 83.012484][T11422] _printk (kernel/printk/printk.c:2504) [ 83.012487][T11422] ? snapshot_read.cold (user.c:?) [ 83.012490][T11422] ? 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) [ 83.012493][T11422] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 83.012496][T11422] ? 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) [ 83.012499][T11422] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 83.012503][T11422] ? exit_notify (kernel/exit.c:780) [ 83.012504][T11422] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 83.012507][T11422] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 83.012510][T11422] do_group_exit (kernel/exit.c:1151) [ 83.012513][T11422] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 83.012515][T11422] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 83.012517][T11422] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 83.012521][T11422] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 83.012524][T11422] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 83.012527][T11422] RIP: 0033:0x7fd93b7c41b8 [ 83.012529][T11422] Code: Unable to access opcode bytes at 0x7fd93b7c418e. Code starting with the faulting instruction =========================================== [ 83.012530][T11422] RSP: 002b:00007ffde3062038 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 83.012532][T11422] RAX: ffffffffffffffda RBX: 00007fd93b8f4f88 RCX: 00007fd93b7c41b8 [ 83.012533][T11422] RDX: 00007fd93b50efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 83.012534][T11422] RBP: 00007ffde3062090 R08: 0000000000000000 R09: 0000000000000060 [ 83.012535][T11422] R10: 00007ffde3061e50 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print