====================================== | [ 9.325571][ T207] softirqs last disabled at (32850): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.325574][ T207] Preemption disabled at: | [ 9.325575][ T207] 0x0 | [ 9.325584][ T207] Tainted: [W]=WARN [ 9.325585][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.325587][ T207] Call Trace: [ 9.325588][ T207] [ 9.325590][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.325596][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 9.325600][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.325604][ T207] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.325609][ T207] __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)) [ 9.325610][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.325617][ T207] ? 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) [ 9.325619][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.325623][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 9.325625][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.325627][ T207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.325630][ T207] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.325635][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.325643][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.325645][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.325647][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.325651][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.325655][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.325657][ T207] ? 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)) [ 9.325660][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.325662][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.325665][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.325669][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.325671][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.325676][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.325679][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.325681][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.325682][ T207] ? 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) [ 9.325686][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.325688][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.325690][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 9.325693][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.325696][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.325700][ T207] _printk (kernel/printk/printk.c:2504) [ 9.325703][ T207] ? snapshot_read.cold (user.c:?) [ 9.325705][ T207] ? 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) [ 9.325708][ T207] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.325711][ T207] ? 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) [ 9.325714][ T207] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.325717][ T207] ? exit_notify (kernel/exit.c:780) [ 9.325719][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.325721][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.325725][ T207] do_group_exit (kernel/exit.c:1151) [ 9.325728][ T207] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.325729][ T207] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.325732][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.325735][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.325738][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.325740][ T207] RIP: 0033:0x7f074bc8c1b8 [ 9.325742][ T207] Code: Unable to access opcode bytes at 0x7f074bc8c18e. Code starting with the faulting instruction =========================================== [ 9.325743][ T207] RSP: 002b:00007ffe61f96e18 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.325745][ T207] RAX: ffffffffffffffda RBX: 00007f074bdbcf88 RCX: 00007f074bc8c1b8 [ 9.325747][ T207] RDX: 00007f074b9d6fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.325748][ T207] RBP: 00007ffe61f96e70 R08: 0000000000000000 R09: 0000000000008010 [ 9.325749][ T207] R10: 00007ffe61f96c30 R11: 0000000000000246 R12: 0000000000000001 [ 9.325749][ T207] R13: 0000000000000000 R14: 00007f074bdbb680 R15: 00007f074bdbcfa0 | [ 10.707202][ T254] softirqs last disabled at (31418): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.707204][ T254] Preemption disabled at: | [ 10.707205][ T254] 0x0 | [ 10.707215][ T254] Tainted: [W]=WARN [ 10.707215][ T254] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.707217][ T254] Call Trace: [ 10.707219][ T254] [ 10.707220][ T254] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.707227][ T254] __might_resched.cold (kernel/sched/core.c:9234) [ 10.707231][ T254] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.707235][ T254] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.707239][ T254] __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)) [ 10.707241][ T254] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.707247][ T254] ? 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) [ 10.707250][ T254] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.707253][ T254] put_chars (drivers/char/virtio_console.c:1176) [ 10.707256][ T254] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.707257][ T254] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.707260][ T254] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.707265][ T254] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.707273][ T254] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.707275][ T254] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.707277][ T254] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.707281][ T254] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.707285][ T254] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.707287][ T254] ? 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)) [ 10.707290][ T254] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.707291][ T254] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.707295][ T254] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.707299][ T254] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.707301][ T254] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.707306][ T254] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.707309][ T254] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.707311][ T254] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.707312][ T254] ? 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) [ 10.707316][ T254] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.707318][ T254] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.707320][ T254] vprintk_emit (kernel/printk/printk.c:2479) [ 10.707323][ T254] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.707326][ T254] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.707329][ T254] _printk (kernel/printk/printk.c:2504) [ 10.707333][ T254] ? snapshot_read.cold (user.c:?) [ 10.707336][ T254] ? 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) [ 10.707338][ T254] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.707342][ T254] ? 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) [ 10.707345][ T254] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.707348][ T254] ? exit_notify (kernel/exit.c:780) [ 10.707350][ T254] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.707352][ T254] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.707356][ T254] do_group_exit (kernel/exit.c:1151) [ 10.707358][ T254] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.707360][ T254] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.707363][ T254] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.707366][ T254] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.707369][ T254] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.707371][ T254] RIP: 0033:0x7efe500851b8 [ 10.707373][ T254] Code: Unable to access opcode bytes at 0x7efe5008518e. Code starting with the faulting instruction =========================================== [ 10.707375][ T254] RSP: 002b:00007ffc544e1798 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.707377][ T254] RAX: ffffffffffffffda RBX: 00007efe501b5f88 RCX: 00007efe500851b8 [ 10.707378][ T254] RDX: 00007efe4fdcffc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.707379][ T254] RBP: 00007ffc544e17f0 R08: 0000000000000000 R09: 0000000000000050 [ 10.707380][ T254] R10: 00007ffc544e15b0 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print