====================================== | [ 9.498158][ T202] softirqs last disabled at (23086): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 9.498160][ T202] Preemption disabled at: | [ 9.498161][ T202] 0x0 | [ 9.498172][ T202] Tainted: [W]=WARN [ 9.498172][ T202] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.498174][ T202] Call Trace: [ 9.498176][ T202] [ 9.498177][ T202] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.498184][ T202] __might_resched.cold (kernel/sched/core.c:9234) [ 9.498188][ T202] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.498192][ T202] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.498196][ T202] __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)) [ 9.498198][ T202] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.498205][ T202] ? 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) [ 9.498207][ T202] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.498211][ T202] put_chars (drivers/char/virtio_console.c:1176) [ 9.498213][ T202] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.498215][ T202] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.498218][ T202] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.498223][ T202] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.498231][ T202] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.498233][ T202] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.498235][ T202] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.498239][ T202] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.498243][ T202] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.498245][ T202] ? 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)) [ 9.498248][ T202] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.498250][ T202] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.498254][ T202] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.498258][ T202] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.498260][ T202] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.498265][ T202] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.498268][ T202] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.498270][ T202] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.498272][ T202] ? 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) [ 9.498275][ T202] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.498277][ T202] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.498280][ T202] vprintk_emit (kernel/printk/printk.c:2479) [ 9.498283][ T202] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.498286][ T202] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.498290][ T202] _printk (kernel/printk/printk.c:2504) [ 9.498293][ T202] ? snapshot_read.cold (user.c:?) [ 9.498296][ T202] ? 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) [ 9.498299][ T202] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.498303][ T202] ? 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) [ 9.498305][ T202] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.498309][ T202] ? exit_notify (kernel/exit.c:780) [ 9.498310][ T202] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.498313][ T202] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.498317][ T202] do_group_exit (kernel/exit.c:1151) [ 9.498319][ T202] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.498321][ T202] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.498324][ T202] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.498328][ T202] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.498330][ T202] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.498332][ T202] RIP: 0033:0x7fde3de121b8 [ 9.498334][ T202] Code: Unable to access opcode bytes at 0x7fde3de1218e. Code starting with the faulting instruction =========================================== [ 9.498336][ T202] RSP: 002b:00007fff60efa378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.498338][ T202] RAX: ffffffffffffffda RBX: 00007fde3df42f88 RCX: 00007fde3de121b8 [ 9.498339][ T202] RDX: 00007fde3db5cfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.498340][ T202] RBP: 00007fff60efa3d0 R08: 0000000000000000 R09: 0000000000000050 [ 9.498341][ T202] R10: 00007fff60efa190 R11: 0000000000000246 R12: 0000000000000001 [ 9.498342][ T202] R13: 0000000000000000 R14: 00007fde3df41680 R15: 00007fde3df42fa0 | [ 10.544440][ T234] softirqs last disabled at (19114): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 10.544442][ T234] Preemption disabled at: | [ 10.544443][ T234] 0x0 | [ 10.544453][ T234] Tainted: [W]=WARN [ 10.544453][ T234] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.544455][ T234] Call Trace: [ 10.544456][ T234] [ 10.544458][ T234] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.544464][ T234] __might_resched.cold (kernel/sched/core.c:9234) [ 10.544468][ T234] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.544473][ T234] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.544477][ T234] __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)) [ 10.544479][ T234] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.544485][ T234] ? 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) [ 10.544488][ T234] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.544493][ T234] put_chars (drivers/char/virtio_console.c:1176) [ 10.544496][ T234] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.544497][ T234] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.544501][ T234] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.544506][ T234] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.544514][ T234] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.544516][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544518][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.544522][ T234] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.544526][ T234] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.544528][ T234] ? 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)) [ 10.544531][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544533][ T234] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.544537][ T234] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.544541][ T234] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.544543][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.544548][ T234] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.544550][ T234] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.544552][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544554][ T234] ? 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) [ 10.544557][ T234] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.544559][ T234] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.544562][ T234] vprintk_emit (kernel/printk/printk.c:2479) [ 10.544565][ T234] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.544568][ T234] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.544571][ T234] _printk (kernel/printk/printk.c:2504) [ 10.544575][ T234] ? snapshot_read.cold (user.c:?) [ 10.544578][ T234] ? 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) [ 10.544580][ T234] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.544584][ T234] ? 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) [ 10.544587][ T234] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.544590][ T234] ? exit_notify (kernel/exit.c:780) [ 10.544592][ T234] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.544594][ T234] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.544598][ T234] do_group_exit (kernel/exit.c:1151) [ 10.544600][ T234] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.544602][ T234] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.544605][ T234] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.544609][ T234] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.544611][ T234] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.544613][ T234] RIP: 0033:0x7fea187211b8 [ 10.544616][ T234] Code: Unable to access opcode bytes at 0x7fea1872118e. Code starting with the faulting instruction =========================================== [ 10.544617][ T234] RSP: 002b:00007ffffb4b6878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.544619][ T234] RAX: ffffffffffffffda RBX: 00007fea18851f88 RCX: 00007fea187211b8 [ 10.544621][ T234] RDX: 00007fea1846bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 10.544622][ T234] RBP: 00007ffffb4b68d0 R08: 0000000000000000 R09: 0000000000008010 [ 10.544622][ T234] R10: 00007ffffb4b6690 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print