====================================== | [ 9.226101][ T195] softirqs last disabled at (26780): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.226104][ T195] Preemption disabled at: | [ 9.226104][ T195] 0x0 | [ 9.226114][ T195] Tainted: [W]=WARN [ 9.226115][ T195] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.226116][ T195] Call Trace: [ 9.226118][ T195] [ 9.226120][ T195] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.226126][ T195] __might_resched.cold (kernel/sched/core.c:9234) [ 9.226131][ T195] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.226135][ T195] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.226140][ T195] __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)) [ 9.226142][ T195] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.226148][ T195] ? 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) [ 9.226151][ T195] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.226154][ T195] put_chars (drivers/char/virtio_console.c:1176) [ 9.226157][ T195] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.226158][ T195] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.226162][ T195] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.226167][ T195] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.226174][ T195] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.226177][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.226179][ T195] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.226183][ T195] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.226187][ T195] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.226188][ T195] ? 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)) [ 9.226192][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.226193][ T195] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.226197][ T195] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.226201][ T195] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.226203][ T195] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.226208][ T195] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.226211][ T195] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.226213][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.226215][ T195] ? 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) [ 9.226218][ T195] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.226220][ T195] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.226223][ T195] vprintk_emit (kernel/printk/printk.c:2479) [ 9.226226][ T195] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.226229][ T195] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.226233][ T195] _printk (kernel/printk/printk.c:2504) [ 9.226236][ T195] ? snapshot_read.cold (user.c:?) [ 9.226239][ T195] ? 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) [ 9.226241][ T195] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.226245][ T195] ? 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) [ 9.226250][ T195] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.226254][ T195] ? exit_notify (kernel/exit.c:780) [ 9.226255][ T195] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.226258][ T195] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.226261][ T195] do_group_exit (kernel/exit.c:1151) [ 9.226264][ T195] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.226266][ T195] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.226268][ T195] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.226272][ T195] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.226275][ T195] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.226277][ T195] RIP: 0033:0x7faf2e3441b8 [ 9.226279][ T195] Code: Unable to access opcode bytes at 0x7faf2e34418e. Code starting with the faulting instruction =========================================== [ 9.226280][ T195] RSP: 002b:00007ffc52ac7448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.226283][ T195] RAX: ffffffffffffffda RBX: 00007faf2e474f88 RCX: 00007faf2e3441b8 [ 9.226284][ T195] RDX: 00007faf2e08efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.226285][ T195] RBP: 00007ffc52ac74a0 R08: 0000000000000000 R09: 0000000000000050 [ 9.226286][ T195] R10: 00007ffc52ac7260 R11: 0000000000000246 R12: 0000000000000001 [ 9.226287][ T195] R13: 0000000000000000 R14: 00007faf2e473680 R15: 00007faf2e474fa0 | [ 19.338594][ T249] softirqs last disabled at (22297): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 19.338596][ T249] Preemption disabled at: | [ 19.338597][ T249] 0x0 | [ 19.338606][ T249] Tainted: [W]=WARN [ 19.338607][ T249] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 19.338609][ T249] Call Trace: [ 19.338610][ T249] [ 19.338611][ T249] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 19.338617][ T249] __might_resched.cold (kernel/sched/core.c:9234) [ 19.338622][ T249] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 19.338626][ T249] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 19.338631][ T249] __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)) [ 19.338633][ T249] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.338639][ T249] ? 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) [ 19.338642][ T249] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 19.338645][ T249] put_chars (drivers/char/virtio_console.c:1176) [ 19.338648][ T249] ? __send_to_port (drivers/char/virtio_console.c:654) [ 19.338649][ T249] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 19.338652][ T249] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 19.338658][ T249] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 19.338665][ T249] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 19.338668][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.338670][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.338674][ T249] console_emit_next_record (kernel/printk/printk.c:3183) [ 19.338677][ T249] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 19.338679][ T249] ? 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)) [ 19.338682][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.338684][ T249] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 19.338688][ T249] console_flush_one_record (kernel/printk/printk.c:3268) [ 19.338692][ T249] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 19.338694][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.338699][ T249] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 19.338702][ T249] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 19.338704][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.338705][ T249] ? 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) [ 19.338709][ T249] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 19.338711][ T249] ? vprintk_emit (kernel/printk/printk.c:2478) [ 19.338713][ T249] vprintk_emit (kernel/printk/printk.c:2479) [ 19.338716][ T249] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 19.338719][ T249] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 19.338723][ T249] _printk (kernel/printk/printk.c:2504) [ 19.338726][ T249] ? snapshot_read.cold (user.c:?) [ 19.338729][ T249] ? 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) [ 19.338731][ T249] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 19.338735][ T249] ? 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) [ 19.338738][ T249] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 19.338742][ T249] ? exit_notify (kernel/exit.c:780) [ 19.338743][ T249] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 19.338746][ T249] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 19.338749][ T249] do_group_exit (kernel/exit.c:1151) [ 19.338752][ T249] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 19.338754][ T249] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 19.338756][ T249] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 19.338760][ T249] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 19.338763][ T249] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 19.338765][ T249] RIP: 0033:0x7fe0a03ab1b8 [ 19.338767][ T249] Code: Unable to access opcode bytes at 0x7fe0a03ab18e. Code starting with the faulting instruction =========================================== [ 19.338768][ T249] RSP: 002b:00007fff8fd66ab8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 19.338771][ T249] RAX: ffffffffffffffda RBX: 00007fe0a04dbf88 RCX: 00007fe0a03ab1b8 [ 19.338772][ T249] RDX: 00007fe0a00f5fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 19.338773][ T249] RBP: 00007fff8fd66b10 R08: 0000000000000000 R09: 0000000000000050 [ 19.338774][ T249] R10: 00007fff8fd668d0 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