====================================== | [ 16.389330][ T244] softirqs last disabled at (34740): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 16.389333][ T244] Preemption disabled at: | [ 16.389333][ T244] 0x0 | [ 16.389343][ T244] Tainted: [W]=WARN [ 16.389344][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.389345][ T244] Call Trace: [ 16.389347][ T244] [ 16.389348][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.389355][ T244] __might_resched.cold (kernel/sched/core.c:9234) [ 16.389359][ T244] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.389363][ T244] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.389367][ T244] __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)) [ 16.389369][ T244] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.389377][ T244] ? 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) [ 16.389380][ T244] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.389384][ T244] put_chars (drivers/char/virtio_console.c:1176) [ 16.389386][ T244] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.389388][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.389391][ T244] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.389396][ T244] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.389404][ T244] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.389406][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.389408][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.389412][ T244] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.389416][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.389418][ T244] ? 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)) [ 16.389421][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.389423][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.389426][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.389431][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.389432][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.389438][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.389440][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.389442][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.389444][ T244] ? 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) [ 16.389447][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.389449][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.389452][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 16.389455][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.389458][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.389461][ T244] _printk (kernel/printk/printk.c:2504) [ 16.389465][ T244] ? snapshot_read.cold (user.c:?) [ 16.389467][ T244] ? 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) [ 16.389470][ T244] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.389474][ T244] ? 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) [ 16.389476][ T244] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.389480][ T244] ? exit_notify (kernel/exit.c:780) [ 16.389481][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.389484][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.389487][ T244] do_group_exit (kernel/exit.c:1151) [ 16.389490][ T244] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.389492][ T244] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.389494][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.389498][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.389501][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.389503][ T244] RIP: 0033:0x7f350cadf1b8 [ 16.389505][ T244] Code: Unable to access opcode bytes at 0x7f350cadf18e. Code starting with the faulting instruction =========================================== [ 16.389506][ T244] RSP: 002b:00007ffeb96fd818 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.389509][ T244] RAX: ffffffffffffffda RBX: 00007f350cc0ff88 RCX: 00007f350cadf1b8 [ 16.389510][ T244] RDX: 00007f350c829fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.389511][ T244] RBP: 00007ffeb96fd870 R08: 0000000000000000 R09: 0000000000000000 [ 16.389512][ T244] R10: 00007ffeb96fd630 R11: 0000000000000246 R12: 0000000000000001 [ 16.389512][ T244] R13: 0000000000000000 R14: 00007f350cc0e680 R15: 00007f350cc0ffa0 | [ 40.944278][ T400] softirqs last disabled at (31069): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 40.944280][ T400] Preemption disabled at: | [ 40.944281][ T400] 0x0 | [ 40.944290][ T400] Tainted: [W]=WARN [ 40.944291][ T400] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 40.944293][ T400] Call Trace: [ 40.944294][ T400] [ 40.944296][ T400] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 40.944302][ T400] __might_resched.cold (kernel/sched/core.c:9234) [ 40.944306][ T400] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 40.944310][ T400] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 40.944315][ T400] __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)) [ 40.944317][ T400] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.944323][ T400] ? 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) [ 40.944326][ T400] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 40.944329][ T400] put_chars (drivers/char/virtio_console.c:1176) [ 40.944331][ T400] ? __send_to_port (drivers/char/virtio_console.c:654) [ 40.944333][ T400] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 40.944336][ T400] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 40.944341][ T400] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 40.944348][ T400] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 40.944351][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.944353][ T400] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.944357][ T400] console_emit_next_record (kernel/printk/printk.c:3183) [ 40.944361][ T400] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 40.944362][ T400] ? 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)) [ 40.944366][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.944367][ T400] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 40.944374][ T400] console_flush_one_record (kernel/printk/printk.c:3268) [ 40.944378][ T400] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 40.944380][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.944385][ T400] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 40.944388][ T400] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 40.944390][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.944392][ T400] ? 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) [ 40.944395][ T400] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 40.944397][ T400] ? vprintk_emit (kernel/printk/printk.c:2478) [ 40.944400][ T400] vprintk_emit (kernel/printk/printk.c:2479) [ 40.944403][ T400] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 40.944405][ T400] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 40.944409][ T400] _printk (kernel/printk/printk.c:2504) [ 40.944412][ T400] ? snapshot_read.cold (user.c:?) [ 40.944415][ T400] ? 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) [ 40.944418][ T400] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 40.944421][ T400] ? 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) [ 40.944424][ T400] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 40.944427][ T400] ? exit_notify (kernel/exit.c:780) [ 40.944429][ T400] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 40.944431][ T400] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 40.944435][ T400] do_group_exit (kernel/exit.c:1151) [ 40.944437][ T400] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 40.944439][ T400] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 40.944442][ T400] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 40.944446][ T400] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 40.944449][ T400] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 40.944451][ T400] RIP: 0033:0x7f2cf20291b8 [ 40.944453][ T400] Code: Unable to access opcode bytes at 0x7f2cf202918e. Code starting with the faulting instruction =========================================== [ 40.944454][ T400] RSP: 002b:00007ffcc42ae938 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 40.944456][ T400] RAX: ffffffffffffffda RBX: 00007f2cf2159f88 RCX: 00007f2cf20291b8 [ 40.944458][ T400] RDX: 00007f2cf1d73fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 40.944459][ T400] RBP: 00007ffcc42ae990 R08: 0000000000000000 R09: 0000000000000000 [ 40.944459][ T400] R10: 00007ffcc42ae750 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