====================================== | [ 9.406882][ T212] softirqs last disabled at (17966): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.406885][ T212] Preemption disabled at: | [ 9.406886][ T212] 0x0 | [ 9.406895][ T212] Tainted: [W]=WARN [ 9.406896][ T212] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.406898][ T212] Call Trace: [ 9.406899][ T212] [ 9.406900][ T212] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.406907][ T212] __might_resched.cold (kernel/sched/core.c:9234) [ 9.406911][ T212] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.406915][ T212] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.406920][ T212] __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)) [ 9.406921][ T212] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.406928][ T212] ? 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) [ 9.406931][ T212] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.406934][ T212] put_chars (drivers/char/virtio_console.c:1176) [ 9.406937][ T212] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.406938][ T212] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.406941][ T212] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.406947][ T212] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.406954][ T212] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.406957][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.406959][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.406962][ T212] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.406966][ T212] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.406968][ T212] ? 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)) [ 9.406971][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.406973][ T212] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.406977][ T212] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.406981][ T212] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.406983][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.406988][ T212] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.406991][ T212] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.406992][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.406994][ T212] ? 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) [ 9.406998][ T212] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.406999][ T212] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.407002][ T212] vprintk_emit (kernel/printk/printk.c:2479) [ 9.407005][ T212] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.407008][ T212] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.407011][ T212] _printk (kernel/printk/printk.c:2504) [ 9.407015][ T212] ? snapshot_read.cold (user.c:?) [ 9.407018][ T212] ? 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) [ 9.407020][ T212] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.407024][ T212] ? 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) [ 9.407026][ T212] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.407030][ T212] ? exit_notify (kernel/exit.c:780) [ 9.407031][ T212] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.407034][ T212] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.407037][ T212] do_group_exit (kernel/exit.c:1151) [ 9.407040][ T212] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.407042][ T212] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.407044][ T212] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.407048][ T212] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.407051][ T212] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.407053][ T212] RIP: 0033:0x7fd04c94b1b8 [ 9.407056][ T212] Code: Unable to access opcode bytes at 0x7fd04c94b18e. Code starting with the faulting instruction =========================================== [ 9.407057][ T212] RSP: 002b:00007ffc57b27d78 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.407059][ T212] RAX: ffffffffffffffda RBX: 00007fd04ca7bf88 RCX: 00007fd04c94b1b8 [ 9.407060][ T212] RDX: 00007fd04c695fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.407061][ T212] RBP: 00007ffc57b27dd0 R08: 0000000000000000 R09: 0000000000000050 [ 9.407062][ T212] R10: 00007ffc57b27b90 R11: 0000000000000246 R12: 0000000000000001 [ 9.407063][ T212] R13: 0000000000000000 R14: 00007fd04ca7a680 R15: 00007fd04ca7bfa0 | [ 11.172020][ T277] softirqs last disabled at (35717): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.172022][ T277] Preemption disabled at: | [ 11.172023][ T277] 0x0 | [ 11.172033][ T277] Tainted: [W]=WARN [ 11.172034][ T277] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.172035][ T277] Call Trace: [ 11.172037][ T277] [ 11.172038][ T277] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.172044][ T277] __might_resched.cold (kernel/sched/core.c:9234) [ 11.172049][ T277] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.172053][ T277] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.172057][ T277] __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)) [ 11.172059][ T277] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.172066][ T277] ? 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) [ 11.172069][ T277] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.172072][ T277] put_chars (drivers/char/virtio_console.c:1176) [ 11.172075][ T277] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.172076][ T277] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.172079][ T277] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.172084][ T277] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.172091][ T277] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.172094][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.172096][ T277] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.172100][ T277] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.172104][ T277] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.172106][ T277] ? 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)) [ 11.172109][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.172110][ T277] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.172114][ T277] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.172118][ T277] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.172120][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.172125][ T277] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.172128][ T277] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.172130][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.172131][ T277] ? 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) [ 11.172135][ T277] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.172137][ T277] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.172139][ T277] vprintk_emit (kernel/printk/printk.c:2479) [ 11.172142][ T277] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.172145][ T277] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.172149][ T277] _printk (kernel/printk/printk.c:2504) [ 11.172153][ T277] ? snapshot_read.cold (user.c:?) [ 11.172155][ T277] ? 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) [ 11.172158][ T277] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.172162][ T277] ? 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) [ 11.172164][ T277] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.172168][ T277] ? exit_notify (kernel/exit.c:780) [ 11.172169][ T277] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.172172][ T277] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.172175][ T277] do_group_exit (kernel/exit.c:1151) [ 11.172178][ T277] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.172180][ T277] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.172182][ T277] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.172186][ T277] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.172189][ T277] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.172191][ T277] RIP: 0033:0x7ff3a88671b8 [ 11.172194][ T277] Code: Unable to access opcode bytes at 0x7ff3a886718e. Code starting with the faulting instruction =========================================== [ 11.172195][ T277] RSP: 002b:00007ffdb09761b8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.172197][ T277] RAX: ffffffffffffffda RBX: 00007ff3a8997f88 RCX: 00007ff3a88671b8 [ 11.172199][ T277] RDX: 00007ff3a85b1fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.172200][ T277] RBP: 00007ffdb0976210 R08: 0000000000000000 R09: 0000000000000000 [ 11.172200][ T277] R10: 00007ffdb0975fd0 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