====================================== | [ 9.983608][ T207] softirqs last disabled at (58610): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.983611][ T207] Preemption disabled at: | [ 9.983611][ T207] 0x0 | [ 9.983622][ T207] Tainted: [W]=WARN [ 9.983623][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.983625][ T207] Call Trace: [ 9.983627][ T207] [ 9.983628][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.983635][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 9.983639][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.983644][ 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) [ 9.983648][ 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)) [ 9.983650][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.983662][ 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) [ 9.983665][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.983669][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 9.983671][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.983672][ T207] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.983676][ T207] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.983681][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.983688][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.983691][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.983693][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.983697][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.983701][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.983702][ 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)) [ 9.983706][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.983707][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.983711][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.983715][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.983717][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.983722][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.983725][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.983727][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.983729][ 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) [ 9.983732][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.983734][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.983736][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 9.983740][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.983742][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.983746][ T207] _printk (kernel/printk/printk.c:2504) [ 9.983750][ T207] ? snapshot_read.cold (user.c:?) [ 9.983753][ 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) [ 9.983755][ T207] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.983759][ 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) [ 9.983762][ T207] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.983766][ T207] ? exit_notify (kernel/exit.c:780) [ 9.983767][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.983770][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.983773][ T207] do_group_exit (kernel/exit.c:1151) [ 9.983776][ T207] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.983778][ T207] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.983780][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.983784][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.983787][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.983789][ T207] RIP: 0033:0x7f6613dd01b8 [ 9.983791][ T207] Code: Unable to access opcode bytes at 0x7f6613dd018e. Code starting with the faulting instruction =========================================== [ 9.983792][ T207] RSP: 002b:00007fff9f001818 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.983794][ T207] RAX: ffffffffffffffda RBX: 00007f6613f00f88 RCX: 00007f6613dd01b8 [ 9.983796][ T207] RDX: 00007f6613b1afc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.983797][ T207] RBP: 00007fff9f001870 R08: 0000000000000000 R09: 0000000000008010 [ 9.983797][ T207] R10: 00007fff9f001630 R11: 0000000000000246 R12: 0000000000000001 [ 9.983798][ T207] R13: 0000000000000000 R14: 00007f6613eff680 R15: 00007f6613f00fa0 | [ 11.391898][ T253] softirqs last disabled at (18946): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.391900][ T253] Preemption disabled at: | [ 11.391901][ T253] 0x0 | [ 11.391911][ T253] Tainted: [W]=WARN [ 11.391912][ T253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.391914][ T253] Call Trace: [ 11.391915][ T253] [ 11.391917][ T253] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.391923][ T253] __might_resched.cold (kernel/sched/core.c:9234) [ 11.391928][ T253] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.391932][ T253] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.391937][ T253] __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)) [ 11.391939][ T253] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.391945][ T253] ? 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) [ 11.391948][ T253] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.391952][ T253] put_chars (drivers/char/virtio_console.c:1176) [ 11.391954][ T253] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.391955][ T253] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.391959][ T253] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.391964][ T253] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.391972][ T253] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.391974][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.391976][ T253] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.391980][ T253] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.391984][ T253] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.391986][ T253] ? 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)) [ 11.391989][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.391991][ T253] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.391995][ T253] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.391999][ T253] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.392001][ T253] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.392006][ T253] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.392009][ T253] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.392011][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.392012][ T253] ? 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) [ 11.392016][ T253] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.392018][ T253] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.392020][ T253] vprintk_emit (kernel/printk/printk.c:2479) [ 11.392024][ T253] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.392026][ T253] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.392030][ T253] _printk (kernel/printk/printk.c:2504) [ 11.392034][ T253] ? snapshot_read.cold (user.c:?) [ 11.392037][ T253] ? 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) [ 11.392039][ T253] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.392043][ T253] ? 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) [ 11.392046][ T253] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.392050][ T253] ? exit_notify (kernel/exit.c:780) [ 11.392051][ T253] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.392054][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.392057][ T253] do_group_exit (kernel/exit.c:1151) [ 11.392060][ T253] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.392062][ T253] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.392065][ T253] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.392069][ T253] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.392072][ T253] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.392074][ T253] RIP: 0033:0x7fd9e246f1b8 [ 11.392076][ T253] Code: Unable to access opcode bytes at 0x7fd9e246f18e. Code starting with the faulting instruction =========================================== [ 11.392077][ T253] RSP: 002b:00007ffe23d9d508 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.392079][ T253] RAX: ffffffffffffffda RBX: 00007fd9e259ff88 RCX: 00007fd9e246f1b8 [ 11.392081][ T253] RDX: 00007fd9e21b9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.392082][ T253] RBP: 00007ffe23d9d560 R08: 0000000000000000 R09: 0000000000000050 [ 11.392083][ T253] R10: 00007ffe23d9d320 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print