====================================== | [ 9.657797][ T203] softirqs last disabled at (21363): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.657799][ T203] Preemption disabled at: | [ 9.657806][ T203] 0x0 | [ 9.657816][ T203] Tainted: [W]=WARN [ 9.657817][ T203] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.657818][ T203] Call Trace: [ 9.657820][ T203] [ 9.657821][ T203] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.657828][ T203] __might_resched.cold (kernel/sched/core.c:9234) [ 9.657832][ T203] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.657836][ T203] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.657841][ T203] __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)) [ 9.657843][ T203] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.657849][ T203] ? 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) [ 9.657851][ T203] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.657855][ T203] put_chars (drivers/char/virtio_console.c:1176) [ 9.657858][ T203] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.657860][ T203] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.657864][ T203] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.657870][ T203] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.657877][ T203] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.657879][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.657881][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.657885][ T203] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.657888][ T203] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.657890][ T203] ? 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)) [ 9.657893][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.657895][ T203] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.657898][ T203] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.657902][ T203] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.657904][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.657909][ T203] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.657911][ T203] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.657913][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.657915][ T203] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.657918][ T203] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.657919][ T203] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.657922][ T203] vprintk_emit (kernel/printk/printk.c:2479) [ 9.657926][ T203] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.657929][ T203] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.657932][ T203] _printk (kernel/printk/printk.c:2504) [ 9.657936][ T203] ? snapshot_read.cold (user.c:?) [ 9.657938][ T203] ? 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) [ 9.657941][ T203] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.657944][ T203] ? 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) [ 9.657947][ T203] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.657950][ T203] ? exit_notify (kernel/exit.c:780) [ 9.657952][ T203] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.657954][ T203] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.657958][ T203] do_group_exit (kernel/exit.c:1151) [ 9.657961][ T203] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.657964][ T203] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.657965][ T203] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.657969][ T203] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.657972][ T203] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.657974][ T203] RIP: 0033:0x7fe62c6161b8 [ 9.657976][ T203] Code: Unable to access opcode bytes at 0x7fe62c61618e. Code starting with the faulting instruction =========================================== [ 9.657978][ T203] RSP: 002b:00007ffcc7291218 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.657980][ T203] RAX: ffffffffffffffda RBX: 00007fe62c746f88 RCX: 00007fe62c6161b8 [ 9.657981][ T203] RDX: 00007fe62c553a48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 9.657982][ T203] RBP: 00007ffcc7291270 R08: 0000000000000000 R09: 0000000000000020 [ 9.657983][ T203] R10: 00007ffcc72910b0 R11: 0000000000000246 R12: 0000000000000002 [ 9.657984][ T203] R13: 0000000000000000 R14: 00007fe62c745680 R15: 00007fe62c746fa0 | [ 17.649979][ T499] softirqs last disabled at (72991): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 17.649982][ T499] Preemption disabled at: | [ 17.649982][ T499] 0x0 | [ 17.649993][ T499] Tainted: [W]=WARN [ 17.649993][ T499] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 17.649995][ T499] Call Trace: [ 17.649996][ T499] [ 17.649998][ T499] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 17.650004][ T499] __might_resched.cold (kernel/sched/core.c:9234) [ 17.650009][ T499] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 17.650013][ T499] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 17.650017][ T499] __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)) [ 17.650019][ T499] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.650026][ T499] ? 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) [ 17.650028][ T499] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 17.650032][ T499] put_chars (drivers/char/virtio_console.c:1176) [ 17.650035][ T499] ? __send_to_port (drivers/char/virtio_console.c:654) [ 17.650037][ T499] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 17.650042][ T499] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 17.650047][ T499] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 17.650054][ T499] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 17.650056][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.650059][ T499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.650062][ T499] console_emit_next_record (kernel/printk/printk.c:3183) [ 17.650066][ T499] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 17.650067][ T499] ? 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)) [ 17.650070][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.650072][ T499] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 17.650076][ T499] console_flush_one_record (kernel/printk/printk.c:3268) [ 17.650080][ T499] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 17.650081][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.650086][ T499] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 17.650089][ T499] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 17.650090][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.650092][ T499] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 17.650096][ T499] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 17.650097][ T499] ? vprintk_emit (kernel/printk/printk.c:2478) [ 17.650100][ T499] vprintk_emit (kernel/printk/printk.c:2479) [ 17.650104][ T499] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 17.650107][ T499] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 17.650110][ T499] _printk (kernel/printk/printk.c:2504) [ 17.650115][ T499] ? snapshot_read.cold (user.c:?) [ 17.650118][ T499] ? 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) [ 17.650120][ T499] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 17.650124][ T499] ? 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) [ 17.650126][ T499] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 17.650130][ T499] ? exit_notify (kernel/exit.c:780) [ 17.650131][ T499] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 17.650134][ T499] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 17.650138][ T499] do_group_exit (kernel/exit.c:1151) [ 17.650141][ T499] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 17.650143][ T499] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 17.650145][ T499] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 17.650148][ T499] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 17.650152][ T499] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 17.650154][ T499] RIP: 0033:0x7f3460a321b8 [ 17.650156][ T499] Code: Unable to access opcode bytes at 0x7f3460a3218e. Code starting with the faulting instruction =========================================== [ 17.650157][ T499] RSP: 002b:00007fff18841b08 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 17.650159][ T499] RAX: ffffffffffffffda RBX: 00007f3460b62f88 RCX: 00007f3460a321b8 [ 17.650161][ T499] RDX: 00007f346096fa48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 17.650162][ T499] RBP: 00007fff18841b60 R08: 0000000000000000 R09: 0000000000000000 [ 17.650162][ T499] R10: 00007fff188419a0 R11: 0000000000000246 R12: 0000000000000001 [ 17.650163][ T499] R13: 0000000000000000 R14: 00007f3460b61680 R15: 00007f3460b62fa0 | [ 171.344944][ T1838] softirqs last disabled at (9617): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 171.344946][ T1838] Preemption disabled at: | [ 171.344946][ T1838] 0x0 | [ 171.344957][ T1838] Tainted: [W]=WARN [ 171.344958][ T1838] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 171.344960][ T1838] Call Trace: [ 171.344961][ T1838] [ 171.344963][ T1838] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 171.344969][ T1838] __might_resched.cold (kernel/sched/core.c:9234) [ 171.344974][ T1838] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 171.344978][ T1838] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 171.344983][ T1838] __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)) [ 171.344985][ T1838] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 171.344991][ T1838] ? 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) [ 171.344994][ T1838] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 171.344998][ T1838] put_chars (drivers/char/virtio_console.c:1176) [ 171.345001][ T1838] ? __send_to_port (drivers/char/virtio_console.c:654) [ 171.345003][ T1838] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 171.345007][ T1838] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 171.345013][ T1838] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 171.345020][ T1838] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 171.345022][ T1838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 171.345024][ T1838] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 171.345028][ T1838] console_emit_next_record (kernel/printk/printk.c:3183) [ 171.345032][ T1838] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 171.345033][ T1838] ? 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)) [ 171.345036][ T1838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 171.345038][ T1838] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 171.345042][ T1838] console_flush_one_record (kernel/printk/printk.c:3268) [ 171.345046][ T1838] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 171.345048][ T1838] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 171.345052][ T1838] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 171.345055][ T1838] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 171.345056][ T1838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 171.345059][ T1838] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 171.345062][ T1838] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 171.345064][ T1838] ? vprintk_emit (kernel/printk/printk.c:2478) [ 171.345067][ T1838] vprintk_emit (kernel/printk/printk.c:2479) [ 171.345070][ T1838] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 171.345073][ T1838] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 171.345077][ T1838] _printk (kernel/printk/printk.c:2504) [ 171.345080][ T1838] ? snapshot_read.cold (user.c:?) [ 171.345083][ T1838] ? 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) [ 171.345086][ T1838] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 171.345089][ T1838] ? 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) [ 171.345092][ T1838] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 171.345095][ T1838] ? exit_notify (kernel/exit.c:780) [ 171.345097][ T1838] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 171.345100][ T1838] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 171.345103][ T1838] do_group_exit (kernel/exit.c:1151) [ 171.345107][ T1838] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 171.345109][ T1838] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 171.345111][ T1838] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 171.345114][ T1838] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 171.345118][ T1838] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 171.345120][ T1838] RIP: 0033:0x7f44263781b8 [ 171.345122][ T1838] Code: Unable to access opcode bytes at 0x7f442637818e. Code starting with the faulting instruction =========================================== [ 171.345123][ T1838] RSP: 002b:00007ffd5643ec98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 171.345126][ T1838] RAX: ffffffffffffffda RBX: 00007f44264a8f88 RCX: 00007f44263781b8 [ 171.345127][ T1838] RDX: 00007f44262b6e88 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 171.345128][ T1838] RBP: 00007ffd5643ecf0 R08: 0000000000000000 R09: 0000000000001010 [ 171.345129][ T1838] R10: 00007ffd5643eb30 R11: 0000000000000246 R12: 0000000000000002 [ 171.345129][ T1838] R13: 0000000000000000 R14: 00007f44264a7680 R15: 00007f44264a8fa0 | [ 183.788164][ T1962] softirqs last disabled at (599163): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 183.788166][ T1962] Preemption disabled at: | [ 183.788167][ T1962] 0x0 | [ 183.788178][ T1962] Tainted: [W]=WARN [ 183.788179][ T1962] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 183.788180][ T1962] Call Trace: [ 183.788182][ T1962] [ 183.788183][ T1962] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 183.788189][ T1962] __might_resched.cold (kernel/sched/core.c:9234) [ 183.788193][ T1962] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 183.788197][ T1962] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 183.788206][ T1962] __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)) [ 183.788208][ T1962] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 183.788214][ T1962] ? 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) [ 183.788217][ T1962] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 183.788220][ T1962] put_chars (drivers/char/virtio_console.c:1176) [ 183.788223][ T1962] ? __send_to_port (drivers/char/virtio_console.c:654) [ 183.788225][ T1962] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 183.788230][ T1962] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 183.788235][ T1962] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 183.788242][ T1962] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 183.788245][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.788247][ T1962] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.788251][ T1962] console_emit_next_record (kernel/printk/printk.c:3183) [ 183.788254][ T1962] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 183.788256][ T1962] ? 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)) [ 183.788259][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.788261][ T1962] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 183.788264][ T1962] console_flush_one_record (kernel/printk/printk.c:3268) [ 183.788268][ T1962] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 183.788270][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 183.788274][ T1962] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 183.788277][ T1962] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 183.788278][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.788281][ T1962] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 183.788284][ T1962] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 183.788285][ T1962] ? vprintk_emit (kernel/printk/printk.c:2478) [ 183.788288][ T1962] vprintk_emit (kernel/printk/printk.c:2479) [ 183.788292][ T1962] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 183.788294][ T1962] ? 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) [ 183.788296][ T1962] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 183.788300][ T1962] _printk (kernel/printk/printk.c:2504) [ 183.788303][ T1962] ? snapshot_read.cold (user.c:?) [ 183.788306][ T1962] ? 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) [ 183.788308][ T1962] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 183.788312][ T1962] ? 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) [ 183.788314][ T1962] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 183.788318][ T1962] ? exit_notify (kernel/exit.c:780) [ 183.788320][ T1962] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 183.788322][ T1962] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 183.788326][ T1962] do_group_exit (kernel/exit.c:1151) [ 183.788329][ T1962] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 183.788332][ T1962] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 183.788334][ T1962] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 183.788337][ T1962] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 183.788340][ T1962] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 183.788343][ T1962] RIP: 0033:0x7fea2cb221b8 [ 183.788345][ T1962] Code: Unable to access opcode bytes at 0x7fea2cb2218e. Code starting with the faulting instruction =========================================== [ 183.788346][ T1962] RSP: 002b:00007fff7f9ac948 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 183.788348][ T1962] RAX: ffffffffffffffda RBX: 00007fea2cc52f88 RCX: 00007fea2cb221b8 [ 183.788350][ T1962] RDX: 00007fea2ca5fa48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 183.788351][ T1962] RBP: 00007fff7f9ac9a0 R08: 0000000000000000 R09: 0000000000000000 [ 183.788351][ T1962] R10: 00007fff7f9ac7e0 R11: 0000000000000246 R12: 0000000000000001 [ 183.788352][ T1962] R13: 0000000000000000 R14: 00007fea2cc51680 R15: 00007fea2cc52fa0 | [ 192.633321][ T2056] softirqs last disabled at (553637): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 192.633323][ T2056] Preemption disabled at: | [ 192.633323][ T2056] 0x0 | [ 192.633334][ T2056] Tainted: [W]=WARN [ 192.633335][ T2056] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 192.633336][ T2056] Call Trace: [ 192.633338][ T2056] [ 192.633339][ T2056] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 192.633345][ T2056] __might_resched.cold (kernel/sched/core.c:9234) [ 192.633350][ T2056] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 192.633354][ T2056] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 192.633358][ T2056] __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)) [ 192.633361][ T2056] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.633367][ T2056] ? 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) [ 192.633369][ T2056] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 192.633373][ T2056] put_chars (drivers/char/virtio_console.c:1176) [ 192.633376][ T2056] ? __send_to_port (drivers/char/virtio_console.c:654) [ 192.633378][ T2056] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 192.633383][ T2056] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 192.633388][ T2056] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 192.633395][ T2056] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 192.633397][ T2056] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.633400][ T2056] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.633410][ T2056] console_emit_next_record (kernel/printk/printk.c:3183) [ 192.633414][ T2056] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 192.633415][ T2056] ? 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)) [ 192.633418][ T2056] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.633420][ T2056] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 192.633424][ T2056] console_flush_one_record (kernel/printk/printk.c:3268) [ 192.633427][ T2056] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 192.633429][ T2056] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.633434][ T2056] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 192.633436][ T2056] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 192.633438][ T2056] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.633440][ T2056] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 192.633443][ T2056] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 192.633445][ T2056] ? vprintk_emit (kernel/printk/printk.c:2478) [ 192.633448][ T2056] vprintk_emit (kernel/printk/printk.c:2479) [ 192.633451][ T2056] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 192.633453][ T2056] ? 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) [ 192.633456][ T2056] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 192.633459][ T2056] _printk (kernel/printk/printk.c:2504) [ 192.633462][ T2056] ? snapshot_read.cold (user.c:?) [ 192.633465][ T2056] ? 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) [ 192.633467][ T2056] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 192.633471][ T2056] ? 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) [ 192.633473][ T2056] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 192.633477][ T2056] ? exit_notify (kernel/exit.c:780) [ 192.633479][ T2056] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 192.633481][ T2056] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 192.633485][ T2056] do_group_exit (kernel/exit.c:1151) [ 192.633488][ T2056] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 192.633490][ T2056] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 192.633492][ T2056] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 192.633495][ T2056] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 192.633499][ T2056] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 192.633501][ T2056] RIP: 0033:0x7f0c62fa01b8 [ 192.633503][ T2056] Code: Unable to access opcode bytes at 0x7f0c62fa018e. Code starting with the faulting instruction =========================================== [ 192.633505][ T2056] RSP: 002b:00007ffdf709f0e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 192.633507][ T2056] RAX: ffffffffffffffda RBX: 00007f0c630d0f88 RCX: 00007f0c62fa01b8 [ 192.633508][ T2056] RDX: 00007f0c62edda48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 192.633509][ T2056] RBP: 00007ffdf709f140 R08: 0000000000000000 R09: 0000000000000000 [ 192.633510][ T2056] R10: 00007ffdf709ef80 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print