====================================== | [ 34.936731][ T1012] softirqs last disabled at (748467): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 34.936733][ T1012] Preemption disabled at: | [ 34.936734][ T1012] 0x0 | [ 34.936744][ T1012] Tainted: [W]=WARN [ 34.936745][ T1012] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 34.936747][ T1012] Call Trace: [ 34.936748][ T1012] [ 34.936750][ T1012] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 34.936756][ T1012] __might_resched.cold (kernel/sched/core.c:9234) [ 34.936760][ T1012] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 34.936764][ T1012] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 34.936769][ T1012] __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)) [ 34.936771][ T1012] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.936777][ T1012] ? 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) [ 34.936779][ T1012] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 34.936783][ T1012] put_chars (drivers/char/virtio_console.c:1176) [ 34.936786][ T1012] ? __send_to_port (drivers/char/virtio_console.c:654) [ 34.936788][ T1012] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 34.936792][ T1012] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 34.936797][ T1012] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 34.936804][ T1012] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 34.936811][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.936814][ T1012] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.936817][ T1012] console_emit_next_record (kernel/printk/printk.c:3183) [ 34.936821][ T1012] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 34.936822][ T1012] ? 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)) [ 34.936825][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.936828][ T1012] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 34.936831][ T1012] console_flush_one_record (kernel/printk/printk.c:3268) [ 34.936835][ T1012] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 34.936836][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.936841][ T1012] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 34.936844][ T1012] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 34.936845][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.936848][ T1012] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 34.936851][ T1012] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 34.936852][ T1012] ? vprintk_emit (kernel/printk/printk.c:2478) [ 34.936855][ T1012] vprintk_emit (kernel/printk/printk.c:2479) [ 34.936859][ T1012] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 34.936862][ T1012] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 34.936865][ T1012] _printk (kernel/printk/printk.c:2504) [ 34.936869][ T1012] ? snapshot_read.cold (user.c:?) [ 34.936872][ T1012] ? 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) [ 34.936874][ T1012] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 34.936878][ T1012] ? 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) [ 34.936880][ T1012] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 34.936884][ T1012] ? exit_notify (kernel/exit.c:780) [ 34.936885][ T1012] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 34.936888][ T1012] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 34.936892][ T1012] do_group_exit (kernel/exit.c:1151) [ 34.936895][ T1012] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 34.936897][ T1012] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 34.936899][ T1012] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 34.936902][ T1012] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 34.936906][ T1012] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 34.936908][ T1012] RIP: 0033:0x7effe0f171b8 [ 34.936911][ T1012] Code: Unable to access opcode bytes at 0x7effe0f1718e. Code starting with the faulting instruction =========================================== [ 34.936912][ T1012] RSP: 002b:00007ffd04718698 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 34.936914][ T1012] RAX: ffffffffffffffda RBX: 00007effe1047f88 RCX: 00007effe0f171b8 [ 34.936915][ T1012] RDX: 00007effe0e54a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 34.936916][ T1012] RBP: 00007ffd047186f0 R08: 0000000000000000 R09: 0000000000000000 [ 34.936917][ T1012] R10: 00007ffd04718530 R11: 0000000000000246 R12: 0000000000000001 [ 34.936918][ T1012] R13: 0000000000000000 R14: 00007effe1046680 R15: 00007effe1047fa0 | [ 50.722165][ T1389] softirqs last disabled at (681357): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 50.722167][ T1389] Preemption disabled at: | [ 50.722167][ T1389] 0x0 | [ 50.722178][ T1389] Tainted: [W]=WARN [ 50.722179][ T1389] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 50.722181][ T1389] Call Trace: [ 50.722183][ T1389] [ 50.722184][ T1389] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 50.722190][ T1389] __might_resched.cold (kernel/sched/core.c:9234) [ 50.722195][ T1389] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 50.722199][ T1389] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 50.722203][ T1389] __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)) [ 50.722205][ T1389] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.722211][ T1389] ? 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) [ 50.722214][ T1389] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 50.722218][ T1389] put_chars (drivers/char/virtio_console.c:1176) [ 50.722221][ T1389] ? __send_to_port (drivers/char/virtio_console.c:654) [ 50.722223][ T1389] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 50.722227][ T1389] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 50.722233][ T1389] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 50.722240][ T1389] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 50.722243][ T1389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.722245][ T1389] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.722249][ T1389] console_emit_next_record (kernel/printk/printk.c:3183) [ 50.722252][ T1389] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 50.722254][ T1389] ? 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)) [ 50.722257][ T1389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.722259][ T1389] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 50.722263][ T1389] console_flush_one_record (kernel/printk/printk.c:3268) [ 50.722267][ T1389] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 50.722269][ T1389] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.722274][ T1389] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 50.722276][ T1389] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 50.722278][ T1389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.722280][ T1389] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 50.722283][ T1389] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 50.722285][ T1389] ? vprintk_emit (kernel/printk/printk.c:2478) [ 50.722289][ T1389] vprintk_emit (kernel/printk/printk.c:2479) [ 50.722292][ T1389] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 50.722296][ T1389] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 50.722299][ T1389] _printk (kernel/printk/printk.c:2504) [ 50.722303][ T1389] ? snapshot_read.cold (user.c:?) [ 50.722306][ T1389] ? 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) [ 50.722308][ T1389] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 50.722312][ T1389] ? 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) [ 50.722314][ T1389] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 50.722318][ T1389] ? exit_notify (kernel/exit.c:780) [ 50.722320][ T1389] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 50.722322][ T1389] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 50.722326][ T1389] do_group_exit (kernel/exit.c:1151) [ 50.722329][ T1389] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 50.722332][ T1389] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 50.722334][ T1389] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 50.722337][ T1389] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 50.722340][ T1389] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 50.722343][ T1389] RIP: 0033:0x7f6f900da1b8 [ 50.722345][ T1389] Code: Unable to access opcode bytes at 0x7f6f900da18e. Code starting with the faulting instruction =========================================== [ 50.722347][ T1389] RSP: 002b:00007ffc3117d4d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 50.722349][ T1389] RAX: ffffffffffffffda RBX: 00007f6f9020af88 RCX: 00007f6f900da1b8 [ 50.722351][ T1389] RDX: 00007f6f90017a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 50.722351][ T1389] RBP: 00007ffc3117d530 R08: 0000000000000000 R09: 0000000000000000 [ 50.722352][ T1389] R10: 00007ffc3117d370 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print