====================================== | [ 13.247610][ T168] softirqs last disabled at (4067742): release_sock (./include/linux/spinlock.h:353 net/core/sock.c:3858) | [ 13.247616][ T168] Preemption disabled at: | [ 13.247617][ T168] 0x0 | [ 13.247638][ T168] Tainted: [W]=WARN [ 13.247639][ T168] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.247641][ T168] Call Trace: [ 13.247643][ T168] [ 13.247645][ T168] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.247653][ T168] __might_resched.cold (kernel/sched/core.c:9234) [ 13.247659][ T168] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.247664][ T168] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.247672][ T168] __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)) [ 13.247676][ T168] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.247685][ T168] ? 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) [ 13.247689][ T168] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.247695][ T168] put_chars (drivers/char/virtio_console.c:1176) [ 13.247699][ T168] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.247702][ T168] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.247708][ T168] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.247718][ T168] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.247729][ T168] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.247733][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.247737][ T168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.247744][ T168] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.247750][ T168] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.247752][ T168] ? 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)) [ 13.247757][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.247760][ T168] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.247768][ T168] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.247775][ T168] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.247777][ T168] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.247787][ T168] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.247791][ T168] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.247793][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.247796][ T168] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.247803][ T168] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.247806][ T168] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.247811][ T168] vprintk_emit (kernel/printk/printk.c:2479) [ 13.247817][ T168] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.247822][ T168] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.247829][ T168] _printk (kernel/printk/printk.c:2504) [ 13.247834][ T168] ? snapshot_read.cold (user.c:?) [ 13.247839][ T168] ? 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) [ 13.247843][ T168] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.247850][ T168] ? 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) [ 13.247855][ T168] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.247860][ T168] ? exit_notify (kernel/exit.c:780) [ 13.247863][ T168] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.247868][ T168] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.247875][ T168] do_group_exit (kernel/exit.c:1151) [ 13.247883][ T168] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.247886][ T168] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.247890][ T168] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.247895][ T168] ? irq_exit_rcu (kernel/softirq.c:786) [ 13.247900][ T168] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.247903][ T168] RIP: 0033:0x479678 [ 13.247906][ T168] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 13.247908][ T168] RSP: 002b:00007ffe8ce7e298 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.247912][ T168] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 13.247914][ T168] RDX: 000000001c7a2708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 13.247915][ T168] RBP: 00007ffe8ce7e2f0 R08: 0000000000000000 R09: 000000001c7a33e0 [ 13.247917][ T168] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffe8ce7e428 [ 13.247919][ T168] R13: 00007ffe8ce7e4b0 R14: 0000000000000000 R15: 000000000054d560 | [ 16.189037][ T200] softirqs last disabled at (2310031): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.189040][ T200] Preemption disabled at: | [ 16.189041][ T200] 0x0 | [ 16.189053][ T200] Tainted: [W]=WARN [ 16.189054][ T200] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.189056][ T200] Call Trace: [ 16.189059][ T200] [ 16.189062][ T200] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.189069][ T200] __might_resched.cold (kernel/sched/core.c:9234) [ 16.189075][ T200] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.189080][ 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) [ 16.189087][ 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)) [ 16.189091][ T200] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.189099][ 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) [ 16.189103][ T200] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.189108][ T200] put_chars (drivers/char/virtio_console.c:1176) [ 16.189112][ T200] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.189115][ T200] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.189120][ T200] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.189125][ T200] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.189132][ T200] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.189135][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.189137][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.189141][ T200] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.189144][ T200] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.189146][ 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)) [ 16.189148][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.189150][ T200] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.189154][ T200] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.189158][ T200] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.189159][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.189164][ T200] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.189166][ T200] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.189168][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.189169][ T200] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 16.189173][ T200] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.189175][ T200] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.189178][ T200] vprintk_emit (kernel/printk/printk.c:2479) [ 16.189181][ T200] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.189184][ T200] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.189188][ T200] _printk (kernel/printk/printk.c:2504) [ 16.189192][ T200] ? snapshot_read.cold (user.c:?) [ 16.189194][ 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) [ 16.189197][ T200] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.189201][ 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) [ 16.189204][ T200] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.189207][ T200] ? exit_notify (kernel/exit.c:780) [ 16.189209][ T200] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.189212][ T200] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.189215][ T200] do_group_exit (kernel/exit.c:1151) [ 16.189218][ T200] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.189220][ T200] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.189223][ T200] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.189227][ T200] ? irq_exit_rcu (kernel/softirq.c:786) [ 16.189230][ T200] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.189232][ T200] RIP: 0033:0x479678 [ 16.189235][ T200] Code: Unable to access opcode bytes at 0x47964e. Code starting with the faulting instruction =========================================== [ 16.189235][ T200] RSP: 002b:00007ffef55a0c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.189238][ T200] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 0000000000479678 [ 16.189239][ T200] RDX: 000000000ed94708 RSI: fffffffffffffff0 RDI: 0000000000000000 [ 16.189240][ T200] RBP: 00007ffef55a0cd0 R08: 0000000000000000 R09: 000000000ed953e0 [ 16.189241][ T200] R10: 0000000000000110 R11: 0000000000000246 R12: 00007ffef55a0e08 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print release_sock:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print