====================================== | [ 9.775018][ T218] softirqs last disabled at (25970): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.775021][ T218] Preemption disabled at: | [ 9.775021][ T218] 0x0 | [ 9.775032][ T218] Tainted: [W]=WARN [ 9.775032][ T218] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.775034][ T218] Call Trace: [ 9.775035][ T218] [ 9.775037][ T218] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.775043][ T218] __might_resched.cold (kernel/sched/core.c:9234) [ 9.775048][ T218] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.775052][ T218] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.775056][ T218] __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)) [ 9.775058][ T218] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.775064][ T218] ? 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) [ 9.775067][ T218] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.775071][ T218] put_chars (drivers/char/virtio_console.c:1176) [ 9.775073][ T218] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.775074][ T218] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.775078][ T218] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.775083][ T218] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.775090][ T218] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.775093][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.775095][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.775099][ T218] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.775103][ T218] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.775105][ T218] ? 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)) [ 9.775108][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.775109][ T218] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.775113][ T218] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.775119][ T218] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.775121][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.775126][ T218] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.775129][ T218] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.775131][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.775133][ T218] ? 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) [ 9.775136][ T218] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.775138][ T218] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.775141][ T218] vprintk_emit (kernel/printk/printk.c:2479) [ 9.775144][ T218] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.775146][ T218] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.775150][ T218] _printk (kernel/printk/printk.c:2504) [ 9.775154][ T218] ? snapshot_read.cold (user.c:?) [ 9.775157][ T218] ? 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) [ 9.775159][ T218] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.775163][ T218] ? 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) [ 9.775166][ T218] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.775170][ T218] ? exit_notify (kernel/exit.c:780) [ 9.775171][ T218] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.775174][ T218] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.775177][ T218] do_group_exit (kernel/exit.c:1151) [ 9.775180][ T218] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.775182][ T218] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.775184][ T218] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.775188][ T218] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.775191][ T218] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.775193][ T218] RIP: 0033:0x7f69c44a61b8 [ 9.775196][ T218] Code: Unable to access opcode bytes at 0x7f69c44a618e. Code starting with the faulting instruction =========================================== [ 9.775197][ T218] RSP: 002b:00007ffc78029d58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.775199][ T218] RAX: ffffffffffffffda RBX: 00007f69c45d6f88 RCX: 00007f69c44a61b8 [ 9.775200][ T218] RDX: 00007f69c41f0fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.775201][ T218] RBP: 00007ffc78029db0 R08: 0000000000000000 R09: 0000000000000000 [ 9.775202][ T218] R10: 00007ffc78029b70 R11: 0000000000000246 R12: 0000000000000001 [ 9.775203][ T218] R13: 0000000000000000 R14: 00007f69c45d5680 R15: 00007f69c45d6fa0 | [ 19.870936][ T333] softirqs last disabled at (54883): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.870938][ T333] Preemption disabled at: | [ 19.870938][ T333] 0x0 | [ 19.870949][ T333] Tainted: [W]=WARN [ 19.870950][ T333] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.870951][ T333] Call Trace: [ 19.870953][ T333] [ 19.870955][ T333] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.870961][ T333] __might_resched.cold (kernel/sched/core.c:9234) [ 19.870966][ T333] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.870969][ T333] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.870974][ T333] __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)) [ 19.870976][ T333] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.870982][ T333] ? 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) [ 19.870985][ T333] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.870988][ T333] put_chars (drivers/char/virtio_console.c:1176) [ 19.870991][ T333] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.870992][ T333] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.870995][ T333] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.871001][ T333] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.871008][ T333] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.871011][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.871013][ T333] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.871016][ T333] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.871020][ T333] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.871022][ T333] ? 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)) [ 19.871025][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.871027][ T333] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.871031][ T333] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.871035][ T333] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.871037][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.871042][ T333] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.871045][ T333] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.871046][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.871048][ T333] ? 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) [ 19.871051][ T333] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.871053][ T333] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.871056][ T333] vprintk_emit (kernel/printk/printk.c:2479) [ 19.871059][ T333] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.871062][ T333] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.871065][ T333] _printk (kernel/printk/printk.c:2504) [ 19.871069][ T333] ? snapshot_read.cold (user.c:?) [ 19.871071][ T333] ? 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) [ 19.871074][ T333] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.871078][ T333] ? 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) [ 19.871080][ T333] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.871084][ T333] ? exit_notify (kernel/exit.c:780) [ 19.871085][ T333] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.871088][ T333] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.871092][ T333] do_group_exit (kernel/exit.c:1151) [ 19.871094][ T333] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.871096][ T333] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.871099][ T333] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.871103][ T333] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.871106][ T333] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.871108][ T333] RIP: 0033:0x7fb88fe281b8 [ 19.871110][ T333] Code: Unable to access opcode bytes at 0x7fb88fe2818e. Code starting with the faulting instruction =========================================== [ 19.871111][ T333] RSP: 002b:00007ffeedfd22c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.871113][ T333] RAX: ffffffffffffffda RBX: 00007fb88ff58f88 RCX: 00007fb88fe281b8 [ 19.871118][ T333] RDX: 00007fb88fb71b48 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 19.871119][ T333] RBP: 00007ffeedfd2320 R08: 0000000000000000 R09: 0000000000100ff0 [ 19.871120][ T333] R10: 00007ffeedfd20e0 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