====================================== | [ 13.777201][ T393] softirqs last disabled at (25576): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 13.777203][ T393] Preemption disabled at: | [ 13.777204][ T393] 0x0 | [ 13.777214][ T393] Tainted: [W]=WARN [ 13.777215][ T393] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.777217][ T393] Call Trace: [ 13.777218][ T393] [ 13.777220][ T393] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.777226][ T393] __might_resched.cold (kernel/sched/core.c:9234) [ 13.777231][ T393] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.777235][ T393] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.777240][ T393] __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)) [ 13.777242][ T393] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.777249][ T393] ? 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) [ 13.777251][ T393] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.777255][ T393] put_chars (drivers/char/virtio_console.c:1176) [ 13.777258][ T393] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.777259][ T393] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.777263][ T393] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.777269][ T393] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.777277][ T393] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.777280][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.777282][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.777286][ T393] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.777291][ T393] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.777292][ T393] ? 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)) [ 13.777296][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.777298][ T393] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.777302][ T393] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.777307][ T393] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.777309][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.777314][ T393] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.777317][ T393] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.777319][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.777321][ T393] ? 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) [ 13.777325][ T393] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.777327][ T393] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.777330][ T393] vprintk_emit (kernel/printk/printk.c:2479) [ 13.777334][ T393] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.777337][ T393] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.777341][ T393] _printk (kernel/printk/printk.c:2504) [ 13.777344][ T393] ? snapshot_read.cold (user.c:?) [ 13.777347][ T393] ? 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) [ 13.777350][ T393] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.777355][ T393] ? 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) [ 13.777358][ T393] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.777362][ T393] ? exit_notify (kernel/exit.c:780) [ 13.777363][ T393] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.777366][ T393] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.777370][ T393] do_group_exit (kernel/exit.c:1151) [ 13.777373][ T393] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.777375][ T393] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.777378][ T393] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.777381][ T393] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.777384][ T393] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.777387][ T393] RIP: 0033:0x7ff092a5d1b8 [ 13.777389][ T393] Code: Unable to access opcode bytes at 0x7ff092a5d18e. Code starting with the faulting instruction =========================================== [ 13.777390][ T393] RSP: 002b:00007ffda6612728 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.777393][ T393] RAX: ffffffffffffffda RBX: 00007ff092b8df88 RCX: 00007ff092a5d1b8 [ 13.777394][ T393] RDX: 00007ff0927a7fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.777395][ T393] RBP: 00007ffda6612780 R08: 0000000000000000 R09: 0000000000000050 [ 13.777396][ T393] R10: 00007ffda6612540 R11: 0000000000000246 R12: 0000000000000001 [ 13.777397][ T393] R13: 0000000000000000 R14: 00007ff092b8c680 R15: 00007ff092b8dfa0 | [ 28.377613][ T1014] softirqs last disabled at (21353): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 28.377616][ T1014] Preemption disabled at: | [ 28.377616][ T1014] 0x0 | [ 28.377626][ T1014] Tainted: [W]=WARN [ 28.377627][ T1014] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 28.377628][ T1014] Call Trace: [ 28.377630][ T1014] [ 28.377632][ T1014] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 28.377638][ T1014] __might_resched.cold (kernel/sched/core.c:9234) [ 28.377643][ T1014] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 28.377647][ T1014] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 28.377651][ T1014] __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)) [ 28.377653][ T1014] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.377659][ T1014] ? 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) [ 28.377662][ T1014] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 28.377666][ T1014] put_chars (drivers/char/virtio_console.c:1176) [ 28.377668][ T1014] ? __send_to_port (drivers/char/virtio_console.c:654) [ 28.377669][ T1014] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 28.377673][ T1014] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 28.377678][ T1014] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 28.377685][ T1014] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 28.377688][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.377690][ T1014] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.377694][ T1014] console_emit_next_record (kernel/printk/printk.c:3183) [ 28.377697][ T1014] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 28.377699][ T1014] ? 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)) [ 28.377703][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.377704][ T1014] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 28.377708][ T1014] console_flush_one_record (kernel/printk/printk.c:3268) [ 28.377712][ T1014] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 28.377714][ T1014] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.377719][ T1014] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 28.377722][ T1014] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 28.377724][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.377725][ T1014] ? 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) [ 28.377729][ T1014] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 28.377730][ T1014] ? vprintk_emit (kernel/printk/printk.c:2478) [ 28.377733][ T1014] vprintk_emit (kernel/printk/printk.c:2479) [ 28.377736][ T1014] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 28.377739][ T1014] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 28.377743][ T1014] _printk (kernel/printk/printk.c:2504) [ 28.377746][ T1014] ? snapshot_read.cold (user.c:?) [ 28.377749][ T1014] ? 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) [ 28.377751][ T1014] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 28.377755][ T1014] ? 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) [ 28.377758][ T1014] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 28.377761][ T1014] ? exit_notify (kernel/exit.c:780) [ 28.377763][ T1014] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 28.377765][ T1014] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 28.377769][ T1014] do_group_exit (kernel/exit.c:1151) [ 28.377771][ T1014] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 28.377773][ T1014] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 28.377776][ T1014] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 28.377779][ T1014] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 28.377782][ T1014] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 28.377784][ T1014] RIP: 0033:0x7fdf33a621b8 [ 28.377786][ T1014] Code: Unable to access opcode bytes at 0x7fdf33a6218e. Code starting with the faulting instruction =========================================== [ 28.377788][ T1014] RSP: 002b:00007ffd5e02b608 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 28.377790][ T1014] RAX: ffffffffffffffda RBX: 00007fdf33b92f88 RCX: 00007fdf33a621b8 [ 28.377791][ T1014] RDX: 00007fdf337acfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 28.377792][ T1014] RBP: 00007ffd5e02b660 R08: 0000000000000000 R09: 0000000000000050 [ 28.377793][ T1014] R10: 00007ffd5e02b420 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