====================================== | [ 8.608921][ T173] softirqs last disabled at (28463): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.608924][ T173] Preemption disabled at: | [ 8.608924][ T173] 0x0 | [ 8.608934][ T173] Tainted: [W]=WARN [ 8.608935][ T173] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.608936][ T173] Call Trace: [ 8.608938][ T173] [ 8.608939][ T173] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.608946][ T173] __might_resched.cold (kernel/sched/core.c:9234) [ 8.608950][ T173] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.608954][ T173] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.608959][ T173] __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)) [ 8.608962][ T173] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.608967][ T173] ? 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) [ 8.608970][ T173] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.608973][ T173] put_chars (drivers/char/virtio_console.c:1176) [ 8.608976][ T173] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.608978][ T173] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 8.608983][ T173] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.608988][ T173] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.608994][ T173] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.608996][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.608999][ T173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.609004][ T173] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.609007][ T173] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.609009][ T173] ? 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)) [ 8.609012][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.609014][ T173] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.609018][ T173] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.609022][ T173] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.609024][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.609029][ T173] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.609031][ T173] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.609033][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.609036][ T173] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.609039][ T173] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.609041][ T173] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.609044][ T173] vprintk_emit (kernel/printk/printk.c:2479) [ 8.609048][ T173] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.609051][ T173] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.609055][ T173] _printk (kernel/printk/printk.c:2504) [ 8.609058][ T173] ? snapshot_read.cold (user.c:?) [ 8.609061][ T173] ? 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) [ 8.609063][ T173] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.609067][ T173] ? 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) [ 8.609070][ T173] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.609073][ T173] ? exit_notify (kernel/exit.c:780) [ 8.609074][ T173] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.609077][ T173] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.609081][ T173] do_group_exit (kernel/exit.c:1151) [ 8.609084][ T173] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.609086][ T173] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.609088][ T173] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.609092][ T173] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.609095][ T173] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.609097][ T173] RIP: 0033:0x7f499455f1b8 [ 8.609099][ T173] Code: Unable to access opcode bytes at 0x7f499455f18e. Code starting with the faulting instruction =========================================== [ 8.609100][ T173] RSP: 002b:00007ffc7e040448 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.609102][ T173] RAX: ffffffffffffffda RBX: 00007f499468ff88 RCX: 00007f499455f1b8 [ 8.609103][ T173] RDX: 00007f49942a9fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 8.609104][ T173] RBP: 00007ffc7e0404a0 R08: 0000000000000000 R09: 0000000000000050 [ 8.609105][ T173] R10: 00007ffc7e040260 R11: 0000000000000246 R12: 0000000000000001 [ 8.609106][ T173] R13: 0000000000000000 R14: 00007f499468e680 R15: 00007f499468ffa0 | [ 13.879153][ T240] softirqs last disabled at (1703540): fpu__clear_user_states (./include/linux/bottom_half.h:20 (discriminator 2) ./arch/x86/include/asm/fpu/api.h:69 (discriminator 2) arch/x86/kernel/fpu/core.c:835 (discriminator 2)) | [ 13.879156][ T240] Preemption disabled at: | [ 13.879156][ T240] 0x0 | [ 13.879167][ T240] Tainted: [W]=WARN [ 13.879168][ T240] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.879169][ T240] Call Trace: [ 13.879171][ T240] [ 13.879172][ T240] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.879178][ T240] __might_resched.cold (kernel/sched/core.c:9234) [ 13.879183][ T240] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.879187][ T240] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.879192][ T240] __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)) [ 13.879194][ T240] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.879200][ T240] ? 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) [ 13.879207][ T240] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.879210][ T240] put_chars (drivers/char/virtio_console.c:1176) [ 13.879212][ T240] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 13.879215][ T240] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.879218][ T240] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.879222][ T240] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 13.879225][ T240] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.879228][ T240] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.879231][ T240] ? mark_usage (kernel/locking/lockdep.c:4690) [ 13.879233][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.879235][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.879239][ T240] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.879241][ T240] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 13.879244][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.879246][ T240] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.879250][ T240] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.879254][ T240] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.879255][ T240] ? 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)) [ 13.879258][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.879261][ T240] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.879264][ T240] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.879268][ T240] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.879270][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.879275][ T240] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.879278][ T240] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.879279][ T240] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.879282][ T240] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 13.879285][ T240] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.879287][ T240] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.879290][ T240] vprintk_emit (kernel/printk/printk.c:2479) [ 13.879294][ T240] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.879297][ T240] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.879300][ T240] _printk (kernel/printk/printk.c:2504) [ 13.879304][ T240] ? snapshot_read.cold (user.c:?) [ 13.879307][ T240] ? 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) [ 13.879309][ T240] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.879313][ T240] ? 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) [ 13.879315][ T240] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.879319][ T240] ? exit_notify (kernel/exit.c:780) [ 13.879324][ T240] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 13.879326][ T240] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 13.879328][ T240] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.879332][ T240] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.879335][ T240] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.879337][ T240] RIP: 0033:0x7fb6ed256c49 [ 13.879339][ T240] Code: Unable to access opcode bytes at 0x7fb6ed256c1f. Code starting with the faulting instruction =========================================== [ 13.879340][ T240] RSP: 002b:00007fb6eca15e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 13.879342][ T240] RAX: ffffffffffffffda RBX: 00007fb6eca166c0 RCX: 00007fb6ed256c49 [ 13.879343][ T240] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 13.879344][ T240] RBP: 00007fb6eca15f70 R08: 0000000000000001 R09: 00007fb6eca166c0 [ 13.879345][ T240] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fb6ec216000 [ 13.879346][ T240] R13: 00007ffe3b5094f0 R14: 0000000000000002 R15: 00007ffe3b5095f7 | [ 14.011184][ T244] | [ 14.011185][ T244] | [ 14.011185][ T244] stack backtrace: | [ 14.011190][ T244] Tainted: [W]=WARN [ 14.011191][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 14.011192][ T244] Call Trace: [ 14.011193][ T244] [ 14.011195][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 14.011198][ T244] print_bad_irq_dependency (kernel/locking/lockdep.c:2632) [ 14.011201][ T244] check_irq_usage (kernel/locking/lockdep.c:2873 (discriminator 1)) [ 14.011207][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.011211][ T244] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 14.011213][ T244] ? check_path.constprop.0 (kernel/locking/lockdep.c:1864 kernel/locking/lockdep.c:2147) [ 14.011216][ T244] ? check_prev_add (kernel/locking/lockdep.c:3185) [ 14.011217][ T244] check_prev_add (kernel/locking/lockdep.c:3185) [ 14.011219][ T244] validate_chain (kernel/locking/lockdep.c:3300 kernel/locking/lockdep.c:3924) [ 14.011221][ T244] __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.011223][ T244] lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011225][ T244] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.011227][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011229][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.011230][ T244] console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.011232][ T244] ? console_lock_spinning_enable (kernel/printk/printk.c:1902 (discriminator 2)) [ 14.011234][ T244] console_emit_next_record (kernel/printk/printk.c:3177) [ 14.011236][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 14.011237][ T244] ? 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)) [ 14.011239][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011241][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 14.011243][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 14.011245][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 14.011246][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.011249][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 14.011250][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 14.011252][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011254][ T244] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 14.011255][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 14.011257][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 14.011259][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 14.011261][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 14.011263][ T244] ? mark_lock (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:4775) [ 14.011265][ T244] _printk (kernel/printk/printk.c:2504) [ 14.011266][ T244] ? snapshot_read.cold (user.c:?) [ 14.011268][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011270][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.011271][ T244] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 14.011272][ T244] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 14.011274][ T244] netdev_err (net/core/dev.c:13192 (discriminator 3)) [ 14.011275][ T244] ? netdev_crit (net/core/dev.c:13191) [ 14.011276][ T244] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 14.011278][ T244] ? ___ratelimit (lib/ratelimit.c:97 (discriminator 3)) [ 14.011281][ T244] ? idr_get_free (??:?) [ 14.011283][ T244] ppp_xmit_process.cold (drivers/net/ppp/ppp_generic.c:1714 (discriminator 1)) ppp_generic [ 14.011285][ T244] ? ppp_prepare_tx_skb (drivers/net/ppp/ppp_generic.c:1849) ppp_generic [ 14.011287][ T244] ? dst_release (./include/linux/rcuref.h:174 (discriminator 1) net/core/dst.c:168 (discriminator 1)) [ 14.011290][ T244] ppp_start_xmit (drivers/net/ppp/ppp_generic.c:1481) ppp_generic [ 14.011292][ T244] ? dev_nit_active_rcu (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/core/dev.c:2564 (discriminator 1)) [ 14.011294][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011296][ T244] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 14.011298][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011300][ T244] __dev_queue_xmit (net/core/dev.c:4926) [ 14.011302][ T244] ? lockdep_hardirqs_on_prepare.part.0 (kernel/locking/lockdep.c:470 (discriminator 2) kernel/locking/lockdep.c:4427 (discriminator 2)) [ 14.011304][ T244] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.011305][ T244] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:210 (discriminator 6) kernel/locking/spinlock.c:221 (discriminator 6)) [ 14.011306][ T244] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 14.011308][ T244] ? ref_tracker_dir_print (lib/ref_tracker.c:200) [ 14.011311][ T244] ? dst_init (./include/linux/netdevice.h:4528 ./include/linux/netdevice.h:4557 net/core/dst.c:52) [ 14.011312][ T244] ? dst_alloc (net/core/dst.c:94) [ 14.011314][ T244] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 14.011315][ T244] ? ip_route_output_flow (./include/net/route.h:169 net/ipv4/route.c:2961) [ 14.011317][ T244] ? __ip_queue_xmit (net/ipv4/ip_output.c:495) [ 14.011318][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.011320][ T244] ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 14.011321][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011323][ T244] ? ip_finish_output2 (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_output.c:229 (discriminator 2)) [ 14.011324][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011327][ T244] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 14.011328][ T244] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 14.011330][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011331][ T244] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 14.011334][ T244] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 14.011336][ T244] ? ip_finish_output (./include/linux/cgroup.h:915) [ 14.011337][ T244] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 14.011339][ T244] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 14.011340][ T244] ? ip4_dst_hoplimit (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/route.h:397 (discriminator 2)) [ 14.011342][ T244] __ip_queue_xmit (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:533 (discriminator 4)) [ 14.011345][ T244] l2tp_xmit_core.constprop.0 (net/l2tp/l2tp_core.c:1220 net/l2tp/l2tp_core.c:1317) l2tp_core [ 14.011348][ T244] l2tp_xmit_skb (net/l2tp/l2tp_core.c:1333) l2tp_core [ 14.011351][ T244] ? l2tp_xmit_core.constprop.0 (./include/net/sock.h:3030) l2tp_core [ 14.011353][ T244] ? 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) [ 14.011356][ T244] ? pppol2tp_xmit (./include/linux/bottom_half.h:20 (discriminator 2) net/l2tp/l2tp_ppp.c:361 (discriminator 2)) l2tp_ppp [ 14.011357][ T244] pppol2tp_xmit (net/l2tp/l2tp_ppp.c:362) l2tp_ppp [ 14.011359][ T244] ppp_push (drivers/net/ppp/ppp_generic.c:1935 drivers/net/ppp/ppp_generic.c:1905) ppp_generic [ 14.011361][ T244] ppp_xmit_process (drivers/net/ppp/ppp_generic.c:1674 drivers/net/ppp/ppp_generic.c:1700) ppp_generic [ 14.011363][ T244] ? ppp_prepare_tx_skb (drivers/net/ppp/ppp_generic.c:1849) ppp_generic [ 14.011365][ T244] ? dst_release (./include/linux/rcuref.h:174 (discriminator 1) net/core/dst.c:168 (discriminator 1)) [ 14.011367][ T244] ppp_start_xmit (drivers/net/ppp/ppp_generic.c:1481) ppp_generic [ 14.011369][ T244] ? dev_nit_active_rcu (./include/net/net_namespace.h:422 (discriminator 1) ./include/linux/netdevice.h:2807 (discriminator 1) net/core/dev.c:2564 (discriminator 1)) [ 14.011371][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011373][ T244] dev_hard_start_xmit (./include/linux/netdevice.h:5429 ./include/linux/netdevice.h:5438 net/core/dev.c:3937 net/core/dev.c:3953) [ 14.011375][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011377][ T244] __dev_queue_xmit (net/core/dev.c:4926) [ 14.011380][ T244] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 14.011382][ T244] ? netdev_core_pick_tx (net/core/dev.c:4784) [ 14.011383][ T244] ? _get_random_bytes (./include/linux/string.h:363 ./include/crypto/chacha.h:99 drivers/char/random.c:415) [ 14.011385][ T244] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 14.011386][ T244] ? down_read_nested (kernel/locking/rwsem.c:256 kernel/locking/rwsem.c:1290 kernel/locking/rwsem.c:1304 kernel/locking/rwsem.c:1710) [ 14.011388][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011389][ T244] ? ip_finish_output2 (./include/linux/rcupdate.h:309 (discriminator 2) ./include/linux/rcupdate.h:849 (discriminator 2) net/ipv4/ip_output.c:229 (discriminator 2)) [ 14.011391][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011393][ T244] ip_finish_output2 (./include/net/neighbour.h:560 (discriminator 3) net/ipv4/ip_output.c:236 (discriminator 3)) [ 14.011395][ T244] ? ip_dst_mtu_maybe_forward (./include/linux/rcupdate.h:882 ./include/net/ip.h:504) [ 14.011396][ T244] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 14.011398][ T244] ? ip_fragment.constprop.0 (net/ipv4/ip_output.c:587 (discriminator 41)) [ 14.011400][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 14.011402][ T244] ip_output (./include/linux/netfilter.h:314 net/ipv4/ip_output.c:437) [ 14.011404][ T244] ? ip_finish_output (./include/linux/cgroup.h:915) [ 14.011405][ T244] ? __ip_make_skb (net/ipv4/ip_output.c:1390 net/ipv4/ip_output.c:1501) [ 14.011408][ T244] ip_push_pending_frames (./include/net/dst.h:470 (discriminator 4) net/ipv4/ip_output.c:131 (discriminator 4) net/ipv4/ip_output.c:1510 (discriminator 4) net/ipv4/ip_output.c:1530 (discriminator 4)) [ 14.011410][ T244] raw_sendmsg (net/ipv4/raw.c:665) [ 14.011412][ T244] ? raw_send_hdrinc (./include/linux/skbuff.h:1165) [ 14.011413][ T244] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 14.011417][ T244] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.011420][ T244] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.011422][ T244] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 14.011424][ T244] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 14.011426][ T244] ? __ia32_sys_getpeername (net/socket.c:2235) [ 14.011429][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1483 arch/x86/mm/fault.c:1536) [ 14.011431][ T244] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 14.011433][ T244] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 14.011435][ T244] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 14.011436][ T244] ? do_syscall_64 (arch/x86/entry/syscall_64.c:81 (discriminator 44)) [ 14.011438][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 14.011439][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 14.011441][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 14.011442][ T244] RIP: 0033:0x7f9a8ee2b54e [ 14.011445][ T244] Code: 4d 89 d8 e8 b4 bd 00 00 4c 8b 5d f8 41 8b 93 08 03 00 00 59 5e 48 83 f8 fc 74 11 c9 c3 0f 1f 80 00 00 00 00 48 8b 45 10 0f 05 c3 83 e2 39 83 fa 08 75 e7 e8 03 ff ff ff 0f 1f 00 f3 0f 1e fa All code ======== 0: 4d 89 d8 mov %r11,%r8 3: e8 b4 bd 00 00 call 0xbdbc 8: 4c 8b 5d f8 mov -0x8(%rbp),%r11 c: 41 8b 93 08 03 00 00 mov 0x308(%r11),%edx 13: 59 pop %rcx 14: 5e pop %rsi 15: 48 83 f8 fc cmp $0xfffffffffffffffc,%rax 19: 74 11 je 0x2c 1b: c9 leave 1c: c3 ret 1d: 0f 1f 80 00 00 00 00 nopl 0x0(%rax) 24: 48 8b 45 10 mov 0x10(%rbp),%rax 28: 0f 05 syscall 2a:* c9 leave <-- trapping instruction 2b: c3 ret 2c: 83 e2 39 and $0x39,%edx 2f: 83 fa 08 cmp $0x8,%edx 32: 75 e7 jne 0x1b 34: e8 03 ff ff ff call 0xffffffffffffff3c 39: 0f 1f 00 nopl (%rax) 3c: f3 0f 1e fa endbr64 Code starting with the faulting instruction =========================================== 0: c9 leave 1: c3 ret 2: 83 e2 39 and $0x39,%edx 5: 83 fa 08 cmp $0x8,%edx 8: 75 e7 jne 0xfffffffffffffff1 a: e8 03 ff ff ff call 0xffffffffffffff12 f: 0f 1f 00 nopl (%rax) 12: f3 0f 1e fa endbr64 [ 14.011446][ T244] RSP: 002b:00007ffffdae5dc0 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 14.011451][ T244] RAX: ffffffffffffffda RBX: 0000000000000040 RCX: 00007f9a8ee2b54e [ 14.011453][ T244] RDX: 0000000000000040 RSI: 0000558a80fc90a4 RDI: 0000000000000005 [ 14.011454][ T244] RBP: 00007ffffdae5dd0 R08: 0000558a80fdb320 R09: 0000000000000010 [ 14.011454][ T244] R10: 0000000000000000 R11: 0000000000000202 R12: 431bde82d7b634db [ 14.011455][ T244] R13: 0000000000000000 R14: 0000558a80fdc3e0 R15: 0000558a80fc90a0 | [ 15.025712][ T244] softirqs last disabled at (28626): __dev_queue_xmit (./include/linux/bottom_half.h:20 (discriminator 2) ./include/linux/rcupdate.h:902 (discriminator 2) net/core/dev.c:4844 (discriminator 2)) | [ 15.025716][ T244] Preemption disabled at: | [ 15.025716][ T244] 0x0 | [ 15.025724][ T244] Tainted: [W]=WARN [ 15.025725][ T244] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 15.025726][ T244] Call Trace: [ 15.025727][ T244] [ 15.025728][ T244] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 15.025732][ T244] __might_resched.cold (kernel/sched/core.c:9234) [ 15.025735][ T244] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 15.025739][ T244] ? __asan_memcpy (mm/kasan/shadow.c:106 (discriminator 1)) [ 15.025741][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025745][ T244] __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)) [ 15.025748][ T244] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.025750][ T244] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.025754][ T244] ? 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) [ 15.025755][ T244] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 15.025757][ T244] put_chars (drivers/char/virtio_console.c:1176) [ 15.025759][ T244] ? __send_to_port (drivers/char/virtio_console.c:654) [ 15.025760][ T244] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 15.025763][ T244] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 15.025766][ T244] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 15.025767][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025769][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.025771][ T244] console_emit_next_record (kernel/printk/printk.c:3183) [ 15.025773][ T244] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 15.025775][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025777][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025779][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025780][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.025782][ T244] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 15.025784][ T244] console_flush_one_record (kernel/printk/printk.c:3268) [ 15.025786][ T244] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 15.025788][ T244] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 15.025790][ T244] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 15.025791][ T244] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 15.025793][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025794][ T244] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 15.025796][ T244] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 15.025797][ T244] ? __rcu_read_lock (kernel/rcu/tree_plugin.h:391 (discriminator 6) kernel/rcu/tree_plugin.h:414 (discriminator 6)) [ 15.025799][ T244] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 15.025801][ T244] ? vprintk_emit (kernel/printk/printk.c:2478) [ 15.025803][ T244] vprintk_emit (kernel/printk/printk.c:2479) [ 15.025805][ T244] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 15.025807][ T244] ? do_raw_read_unlock (kernel/locking/spinlock_debug.c:180) [ 15.025808][ T244] ? forget_original_parent (kernel/exit.c:635 kernel/exit.c:740) [ 15.025812][ T244] _printk (kernel/printk/printk.c:2504) [ 15.025815][ T244] ? snapshot_read.cold (user.c:?) [ 15.025816][ T244] ? 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) [ 15.025818][ T244] ? 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) [ 15.025819][ T244] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 15.025821][ T244] ? 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) [ 15.025823][ T244] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 15.025826][ T244] ? exit_notify (kernel/exit.c:780) [ 15.025827][ T244] ? posixtimer_sig_unignore.isra.0 (kernel/signal.c:1971 (discriminator 3)) [ 15.025830][ T244] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 15.025832][ T244] do_group_exit (kernel/exit.c:1151) [ 15.025833][ T244] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 15.025835][ T244] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 15.025837][ T244] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 15.025840][ T244] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 15.025841][ T244] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 15.025843][ T244] RIP: 0033:0x7f9a8ee7c1b8 [ 15.025845][ T244] Code: Unable to access opcode bytes at 0x7f9a8ee7c18e. Code starting with the faulting instruction =========================================== [ 15.025846][ T244] RSP: 002b:00007ffffdae7558 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 15.025848][ T244] RAX: ffffffffffffffda RBX: 00007f9a8efacf88 RCX: 00007f9a8ee7c1b8 [ 15.025850][ T244] RDX: 00007f9a8ec0d7c8 RSI: ffffffffffffffb0 RDI: 0000000000000001 [ 15.025851][ T244] RBP: 00007ffffdae75b0 R08: 0000000000000000 R09: 0000000000001010 [ 15.025851][ T244] R10: 00007ffffdae73d0 R11: 0000000000000246 R12: 0000000000000002 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print print_bad_irq_dependency:check_irq_usage:check_prev_add:validate_chain:__lock_acquire fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __dev_queue_xmit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print