====================================== | [ 11.638860][ T206] softirqs last disabled at (52661): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 11.638863][ T206] Preemption disabled at: | [ 11.638864][ T206] 0x0 | [ 11.638874][ T206] Tainted: [W]=WARN [ 11.638875][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.638877][ T206] Call Trace: [ 11.638878][ T206] [ 11.638880][ T206] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.638886][ T206] __might_resched.cold (kernel/sched/core.c:9234) [ 11.638891][ T206] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.638895][ T206] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.638899][ T206] __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)) [ 11.638901][ T206] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.638908][ T206] ? 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) [ 11.638910][ T206] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.638914][ T206] put_chars (drivers/char/virtio_console.c:1176) [ 11.638916][ T206] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.638918][ T206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 11.638921][ T206] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 11.638927][ T206] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.638934][ T206] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.638937][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.638939][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.638943][ T206] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.638947][ T206] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.638949][ T206] ? 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)) [ 11.638952][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.638954][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.638958][ T206] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.638962][ T206] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.638964][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.638969][ T206] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.638972][ T206] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.638974][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.638975][ T206] ? 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) [ 11.638979][ T206] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.638981][ T206] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.638983][ T206] vprintk_emit (kernel/printk/printk.c:2479) [ 11.638986][ T206] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.638989][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.638993][ T206] _printk (kernel/printk/printk.c:2504) [ 11.638997][ T206] ? snapshot_read.cold (user.c:?) [ 11.638999][ T206] ? 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) [ 11.639002][ T206] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 11.639006][ T206] ? 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) [ 11.639009][ T206] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 11.639012][ T206] ? exit_notify (kernel/exit.c:780) [ 11.639014][ T206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.639016][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.639020][ T206] do_group_exit (kernel/exit.c:1151) [ 11.639023][ T206] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 11.639025][ T206] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 11.639027][ T206] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 11.639031][ T206] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 11.639034][ T206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 11.639036][ T206] RIP: 0033:0x7f4fbee391b8 [ 11.639039][ T206] Code: Unable to access opcode bytes at 0x7f4fbee3918e. Code starting with the faulting instruction =========================================== [ 11.639040][ T206] RSP: 002b:00007fff0524ed88 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 11.639042][ T206] RAX: ffffffffffffffda RBX: 00007f4fbef69f88 RCX: 00007f4fbee391b8 [ 11.639043][ T206] RDX: 00007f4fbeb83fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 11.639044][ T206] RBP: 00007fff0524ede0 R08: 0000000000000000 R09: 0000000000008010 [ 11.639045][ T206] R10: 00007fff0524eba0 R11: 0000000000000246 R12: 0000000000000001 [ 11.639046][ T206] R13: 0000000000000000 R14: 00007f4fbef68680 R15: 00007f4fbef69fa0 | [ 13.054821][ T260] softirqs last disabled at (20807): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 13.054823][ T260] Preemption disabled at: | [ 13.054824][ T260] 0x0 | [ 13.054834][ T260] Tainted: [W]=WARN [ 13.054835][ T260] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 13.054837][ T260] Call Trace: [ 13.054839][ T260] [ 13.054840][ T260] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 13.054847][ T260] __might_resched.cold (kernel/sched/core.c:9234) [ 13.054851][ T260] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 13.054855][ T260] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 13.054859][ T260] __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)) [ 13.054861][ T260] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.054868][ T260] ? 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) [ 13.054871][ T260] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 13.054875][ T260] put_chars (drivers/char/virtio_console.c:1176) [ 13.054877][ T260] ? __send_to_port (drivers/char/virtio_console.c:654) [ 13.054878][ T260] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 13.054882][ T260] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 13.054887][ T260] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 13.054895][ T260] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 13.054898][ T260] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.054900][ T260] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.054904][ T260] console_emit_next_record (kernel/printk/printk.c:3183) [ 13.054908][ T260] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 13.054910][ T260] ? 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)) [ 13.054913][ T260] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.054914][ T260] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 13.054918][ T260] console_flush_one_record (kernel/printk/printk.c:3268) [ 13.054922][ T260] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 13.054924][ T260] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.054929][ T260] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 13.054932][ T260] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 13.054934][ T260] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.054936][ T260] ? 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) [ 13.054940][ T260] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 13.054941][ T260] ? vprintk_emit (kernel/printk/printk.c:2478) [ 13.054944][ T260] vprintk_emit (kernel/printk/printk.c:2479) [ 13.054947][ T260] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 13.054950][ T260] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 13.054954][ T260] _printk (kernel/printk/printk.c:2504) [ 13.054958][ T260] ? snapshot_read.cold (user.c:?) [ 13.054960][ T260] ? 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) [ 13.054963][ T260] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 13.054967][ T260] ? 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) [ 13.054969][ T260] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 13.054973][ T260] ? exit_notify (kernel/exit.c:780) [ 13.054974][ T260] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 13.054977][ T260] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 13.054981][ T260] do_group_exit (kernel/exit.c:1151) [ 13.054983][ T260] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 13.054985][ T260] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 13.054988][ T260] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 13.054992][ T260] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 13.054994][ T260] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 13.054997][ T260] RIP: 0033:0x7f5e45bde1b8 [ 13.054999][ T260] Code: Unable to access opcode bytes at 0x7f5e45bde18e. Code starting with the faulting instruction =========================================== [ 13.055000][ T260] RSP: 002b:00007ffebc9672d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 13.055002][ T260] RAX: ffffffffffffffda RBX: 00007f5e45d0ef88 RCX: 00007f5e45bde1b8 [ 13.055004][ T260] RDX: 00007f5e45928fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 13.055005][ T260] RBP: 00007ffebc967330 R08: 0000000000000000 R09: 0000000000000050 [ 13.055005][ T260] R10: 00007ffebc9670f0 R11: 0000000000000246 R12: 0000000000000001 [ 13.055006][ T260] R13: 0000000000000000 R14: 00007f5e45d0d680 R15: 00007f5e45d0efa0 | [ 30.801082][ T618] softirqs last disabled at (17598): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 30.801085][ T618] Preemption disabled at: | [ 30.801085][ T618] vprintk_emit (kernel/printk/printk.c:2471) | [ 30.801094][ T618] Tainted: [W]=WARN [ 30.801095][ T618] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 30.801097][ T618] Call Trace: [ 30.801098][ T618] [ 30.801100][ T618] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 30.801106][ T618] ? vprintk_emit (kernel/printk/printk.c:2471) [ 30.801108][ T618] __might_resched.cold (kernel/sched/core.c:9234) [ 30.801112][ T618] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 30.801116][ T618] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 30.801121][ T618] __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)) [ 30.801122][ T618] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.801129][ T618] ? 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) [ 30.801132][ T618] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 30.801136][ T618] put_chars (drivers/char/virtio_console.c:1176) [ 30.801138][ T618] ? __send_to_port (drivers/char/virtio_console.c:654) [ 30.801141][ T618] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 30.801146][ T618] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 30.801154][ T618] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 30.801156][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801159][ T618] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.801163][ T618] console_emit_next_record (kernel/printk/printk.c:3183) [ 30.801167][ T618] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 30.801169][ T618] ? 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)) [ 30.801172][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801174][ T618] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.801178][ T618] console_flush_one_record (kernel/printk/printk.c:3268) [ 30.801182][ T618] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 30.801184][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.801189][ T618] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 30.801192][ T618] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 30.801194][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801195][ T618] ? 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) [ 30.801199][ T618] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 30.801201][ T618] ? vprintk_emit (kernel/printk/printk.c:2478) [ 30.801204][ T618] vprintk_emit (kernel/printk/printk.c:2479) [ 30.801206][ T618] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 30.801208][ T618] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.801210][ T618] ? _raw_spin_unlock_irqrestore (./include/linux/spinlock_api_smp.h:211 (discriminator 1) kernel/locking/spinlock.c:221 (discriminator 1)) [ 30.801214][ T618] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 30.801217][ T618] _printk (kernel/printk/printk.c:2504) [ 30.801221][ T618] ? snapshot_read.cold (user.c:?) [ 30.801224][ T618] ? br_multicast_flood (??:?) [ 30.801228][ T618] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 30.801229][ T618] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 30.801231][ T618] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 30.801235][ T618] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 30.801239][ T618] br_init_port (net/bridge/br_stp_if.c:39) [ 30.801241][ T618] new_nbp (net/bridge/br_if.c:449) [ 30.801245][ T618] br_add_if (net/bridge/br_if.c:592) [ 30.801247][ T618] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 30.801251][ T618] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 30.801256][ T618] do_set_master (net/core/rtnetlink.c:3071) [ 30.801260][ T618] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 30.801263][ T618] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 30.801266][ T618] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 30.801268][ T618] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 30.801271][ T618] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 30.801274][ T618] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 30.801276][ T618] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 30.801278][ T618] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 30.801281][ T618] ? kasan_save_stack (mm/kasan/common.c:58) [ 30.801283][ T618] ? kasan_save_stack (mm/kasan/common.c:57) [ 30.801284][ T618] ? kasan_save_track (mm/kasan/common.c:78) [ 30.801285][ T618] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 30.801288][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.801290][ T618] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 30.801293][ T618] ? ___sys_sendmsg (net/socket.c:2758) [ 30.801296][ T618] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.801298][ T618] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 30.801301][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801302][ T618] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 30.801304][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801305][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801307][ T618] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 30.801309][ T618] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 30.801311][ T618] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 30.801313][ T618] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 30.801316][ T618] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 30.801317][ T618] ? nla_get_range_signed (lib/nlattr.c:270) [ 30.801322][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801324][ T618] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 30.801330][ T618] rtnl_newlink (net/core/rtnetlink.c:4215) [ 30.801335][ T618] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 30.801337][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.801341][ T618] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.801343][ T618] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.801345][ T618] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 30.801347][ T618] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.801351][ T618] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 30.801353][ T618] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 30.801356][ T618] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.801357][ T618] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 30.801362][ T618] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 30.801364][ T618] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.801367][ T618] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 30.801370][ T618] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 30.801373][ T618] ? netlink_ack (./include/linux/skbuff.h:2718) [ 30.801380][ T618] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 30.801382][ T618] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 30.801386][ T618] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 30.801390][ T618] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 30.801393][ T618] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 30.801397][ T618] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 30.801401][ T618] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 30.801405][ T618] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 30.801406][ T618] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 30.801411][ T618] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 30.801414][ T618] ____sys_sendmsg (net/socket.c:2713) [ 30.801416][ T618] ? copy_msghdr_from_user (net/socket.c:2650) [ 30.801419][ T618] ? sock_write_iter (net/socket.c:1269) [ 30.801420][ T618] ? move_addr_to_kernel (net/socket.c:258) [ 30.801428][ T618] ___sys_sendmsg (net/socket.c:2767) [ 30.801430][ T618] ? copy_msghdr_from_user (net/socket.c:2619) [ 30.801446][ T618] __sys_sendmsg (net/socket.c:2799) [ 30.801449][ T618] ? __sys_sendmsg_sock (net/socket.c:2780) [ 30.801455][ T618] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 30.801458][ T618] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 30.801461][ T618] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 30.801464][ T618] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 30.801466][ T618] RIP: 0033:0x7f55c590354e [ 30.801470][ T618] 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 [ 30.801472][ T618] RSP: 002b:00007ffcdb66d320 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 30.801475][ T618] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f55c590354e [ 30.801477][ T618] RDX: 0000000000000000 RSI: 00007ffcdb66d3d0 RDI: 0000000000000005 [ 30.801477][ T618] RBP: 00007ffcdb66d330 R08: 0000000000000000 R09: 0000000000000000 [ 30.801478][ T618] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c83 [ 30.801479][ T618] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007ffcdb66daa0 | [ 33.463541][ T637] softirqs last disabled at (1236994): 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)) | [ 33.463544][ T637] Preemption disabled at: | [ 33.463545][ T637] 0x0 | [ 33.463556][ T637] Tainted: [W]=WARN [ 33.463557][ T637] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 33.463558][ T637] Call Trace: [ 33.463560][ T637] [ 33.463562][ T637] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 33.463568][ T637] __might_resched.cold (kernel/sched/core.c:9234) [ 33.463572][ T637] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 33.463576][ T637] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 33.463581][ T637] __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)) [ 33.463582][ T637] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.463589][ T637] ? 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) [ 33.463592][ T637] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 33.463596][ T637] put_chars (drivers/char/virtio_console.c:1176) [ 33.463598][ T637] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 33.463600][ T637] ? __send_to_port (drivers/char/virtio_console.c:654) [ 33.463603][ T637] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 33.463606][ T637] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 33.463609][ T637] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 33.463613][ T637] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 33.463617][ T637] ? mark_usage (kernel/locking/lockdep.c:4690) [ 33.463619][ T637] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.463620][ T637] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.463624][ T637] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 33.463627][ T637] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 33.463630][ T637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.463632][ T637] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.463636][ T637] console_emit_next_record (kernel/printk/printk.c:3183) [ 33.463641][ T637] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 33.463643][ T637] ? 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)) [ 33.463646][ T637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.463648][ T637] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 33.463651][ T637] console_flush_one_record (kernel/printk/printk.c:3268) [ 33.463656][ T637] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 33.463657][ T637] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.463663][ T637] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 33.463666][ T637] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 33.463667][ T637] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 33.463669][ T637] ? 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) [ 33.463673][ T637] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 33.463674][ T637] ? vprintk_emit (kernel/printk/printk.c:2478) [ 33.463677][ T637] vprintk_emit (kernel/printk/printk.c:2479) [ 33.463680][ T637] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 33.463681][ T637] ? 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) [ 33.463685][ T637] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 33.463688][ T637] _printk (kernel/printk/printk.c:2504) [ 33.463692][ T637] ? snapshot_read.cold (user.c:?) [ 33.463695][ T637] ? 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) [ 33.463698][ T637] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 33.463702][ T637] ? 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) [ 33.463704][ T637] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 33.463708][ T637] ? exit_notify (kernel/exit.c:780) [ 33.463714][ T637] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 33.463715][ T637] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 33.463718][ T637] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 33.463722][ T637] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 33.463725][ T637] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 33.463728][ T637] RIP: 0033:0x7f9f8c422c49 [ 33.463730][ T637] Code: Unable to access opcode bytes at 0x7f9f8c422c1f. Code starting with the faulting instruction =========================================== [ 33.463731][ T637] RSP: 002b:00007f9f8bbe1e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 33.463733][ T637] RAX: ffffffffffffffda RBX: 00007f9f8bbe26c0 RCX: 00007f9f8c422c49 [ 33.463735][ T637] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 33.463736][ T637] RBP: 00007f9f8bbe1f70 R08: 0000000000000001 R09: 00007f9f8bbe26c0 [ 33.463736][ T637] R10: 0000000000000008 R11: 0000000000000246 R12: 00007f9f8b3e2000 [ 33.463737][ T637] R13: 00007ffd87a1cde0 R14: 0000000000000002 R15: 00007ffd87a1cee7 | [ 52.343346][ T1062] softirqs last disabled at (16010): __alloc_skb (./include/linux/bottom_half.h:20 (discriminator 2) net/core/skbuff.c:697 (discriminator 2)) | [ 52.343349][ T1062] Preemption disabled at: | [ 52.343349][ T1062] vprintk_emit (kernel/printk/printk.c:2471) | [ 52.343358][ T1062] Tainted: [W]=WARN [ 52.343359][ T1062] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 52.343361][ T1062] Call Trace: [ 52.343362][ T1062] [ 52.343364][ T1062] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 52.343370][ T1062] ? vprintk_emit (kernel/printk/printk.c:2471) [ 52.343372][ T1062] __might_resched.cold (kernel/sched/core.c:9234) [ 52.343376][ T1062] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 52.343381][ T1062] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 52.343385][ T1062] __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)) [ 52.343387][ T1062] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 52.343394][ T1062] ? 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) [ 52.343397][ T1062] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 52.343400][ T1062] put_chars (drivers/char/virtio_console.c:1176) [ 52.343403][ T1062] ? __send_to_port (drivers/char/virtio_console.c:654) [ 52.343404][ T1062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 52.343408][ T1062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 52.343413][ T1062] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 52.343421][ T1062] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 52.343423][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343425][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 52.343430][ T1062] console_emit_next_record (kernel/printk/printk.c:3183) [ 52.343434][ T1062] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 52.343436][ T1062] ? 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)) [ 52.343439][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343441][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 52.343444][ T1062] console_flush_one_record (kernel/printk/printk.c:3268) [ 52.343449][ T1062] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 52.343451][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 52.343456][ T1062] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 52.343459][ T1062] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 52.343461][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343462][ T1062] ? 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) [ 52.343466][ T1062] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 52.343468][ T1062] ? vprintk_emit (kernel/printk/printk.c:2478) [ 52.343470][ T1062] vprintk_emit (kernel/printk/printk.c:2479) [ 52.343474][ T1062] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 52.343475][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 52.343478][ T1062] ? mark_held_locks (kernel/locking/lockdep.c:4341) [ 52.343482][ T1062] _printk (kernel/printk/printk.c:2504) [ 52.343486][ T1062] ? snapshot_read.cold (user.c:?) [ 52.343489][ T1062] ? br_multicast_flood (??:?) [ 52.343493][ T1062] ? do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 52.343494][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:4215) [ 52.343495][ T1062] ? rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 52.343508][ T1062] br_set_state (net/bridge/br_stp.c:57 (discriminator 2)) [ 52.343512][ T1062] br_init_port (net/bridge/br_stp_if.c:39) [ 52.343515][ T1062] new_nbp (net/bridge/br_if.c:449) [ 52.343518][ T1062] br_add_if (net/bridge/br_if.c:592) [ 52.343521][ T1062] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 52.343525][ T1062] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 52.343530][ T1062] do_set_master (net/core/rtnetlink.c:3071) [ 52.343534][ T1062] do_setlink.isra.0 (net/core/rtnetlink.c:3273 (discriminator 1)) [ 52.343537][ T1062] ? stack_trace_save (kernel/stacktrace.c:122 (discriminator 1)) [ 52.343540][ T1062] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 52.343542][ T1062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:388 kernel/rcu/update.c:380) [ 52.343544][ T1062] ? stack_depot_save_flags (lib/stackdepot.c:609 (discriminator 2) lib/stackdepot.c:676 (discriminator 2)) [ 52.343548][ T1062] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 52.343550][ T1062] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 52.343552][ T1062] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 52.343554][ T1062] ? kasan_save_stack (mm/kasan/common.c:58) [ 52.343557][ T1062] ? kasan_save_stack (mm/kasan/common.c:57) [ 52.343558][ T1062] ? kasan_save_track (mm/kasan/common.c:78) [ 52.343559][ T1062] ? __kasan_kmalloc (mm/kasan/common.c:398 mm/kasan/common.c:415) [ 52.343561][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 52.343563][ T1062] ? snd_ac97_proc_read_main (sound/pci/ac97/ac97_proc.c:320) [ 52.343566][ T1062] ? ___sys_sendmsg (net/socket.c:2758) [ 52.343570][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 52.343572][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 52.343574][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343576][ T1062] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 52.343578][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343579][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343581][ T1062] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 52.343583][ T1062] ? __mutex_lock (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.c:89 kernel/locking/mutex.c:134 kernel/locking/mutex.c:649 kernel/locking/mutex.c:821) [ 52.343585][ T1062] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 52.343587][ T1062] ? rtnl_newlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:4214) [ 52.343591][ T1062] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 52.343592][ T1062] ? nla_get_range_signed (lib/nlattr.c:270) [ 52.343597][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343599][ T1062] ? __rtnl_newlink (net/core/rtnetlink.c:4063) [ 52.343604][ T1062] rtnl_newlink (net/core/rtnetlink.c:4215) [ 52.343609][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 52.343611][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 52.343616][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 52.343618][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 52.343620][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 52.343622][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 52.343626][ T1062] ? rtnl_bridge_getlink (net/core/rtnetlink.c:5558) [ 52.343628][ T1062] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 52.343631][ T1062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.343632][ T1062] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 52.343637][ T1062] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 52.343639][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 52.343642][ T1062] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 52.343645][ T1062] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 52.343648][ T1062] ? netlink_ack (./include/linux/skbuff.h:2718) [ 52.343655][ T1062] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) ./include/net/netns/generic.h:48 (discriminator 2) net/netlink/af_netlink.c:334 (discriminator 2)) [ 52.343657][ T1062] ? netlink_deliver_tap (./include/linux/rcupdate.h:319 (discriminator 2) ./include/linux/rcupdate.h:880 (discriminator 2) net/netlink/af_netlink.c:341 (discriminator 2)) [ 52.343661][ T1062] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 52.343665][ T1062] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 52.343668][ T1062] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 52.343672][ T1062] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 52.343676][ T1062] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 52.343680][ T1062] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 52.343681][ T1062] ? __import_iovec (lib/iov_iter.c:1358 lib/iov_iter.c:1373) [ 52.343687][ T1062] __sock_sendmsg (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4)) [ 52.343690][ T1062] ____sys_sendmsg (net/socket.c:2713) [ 52.343692][ T1062] ? copy_msghdr_from_user (net/socket.c:2650) [ 52.343694][ T1062] ? sock_write_iter (net/socket.c:1269) [ 52.343696][ T1062] ? move_addr_to_kernel (net/socket.c:258) [ 52.343703][ T1062] ___sys_sendmsg (net/socket.c:2767) [ 52.343706][ T1062] ? copy_msghdr_from_user (net/socket.c:2619) [ 52.343721][ T1062] __sys_sendmsg (net/socket.c:2799) [ 52.343724][ T1062] ? __sys_sendmsg_sock (net/socket.c:2780) [ 52.343730][ T1062] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 52.343733][ T1062] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 52.343737][ T1062] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 52.343740][ T1062] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 52.343742][ T1062] RIP: 0033:0x7f558540c54e [ 52.343746][ T1062] 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 [ 52.343748][ T1062] RSP: 002b:00007fffe9dfd730 EFLAGS: 00000202 ORIG_RAX: 000000000000002e [ 52.343750][ T1062] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 00007f558540c54e [ 52.343752][ T1062] RDX: 0000000000000000 RSI: 00007fffe9dfd7e0 RDI: 0000000000000005 [ 52.343752][ T1062] RBP: 00007fffe9dfd740 R08: 0000000000000000 R09: 0000000000000000 [ 52.343753][ T1062] R10: 0000000000000000 R11: 0000000000000202 R12: 000000006a915c99 [ 52.343754][ T1062] R13: 00000000004a1620 R14: 0000000000000000 R15: 00007fffe9dfdeb0 | [ 55.237898][ T1084] softirqs last disabled at (1173148): 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)) | [ 55.237901][ T1084] Preemption disabled at: | [ 55.237901][ T1084] 0x0 | [ 55.237912][ T1084] Tainted: [W]=WARN [ 55.237912][ T1084] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 55.237914][ T1084] Call Trace: [ 55.237916][ T1084] [ 55.237917][ T1084] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 55.237923][ T1084] __might_resched.cold (kernel/sched/core.c:9234) [ 55.237928][ T1084] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 55.237932][ T1084] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 55.237936][ T1084] __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)) [ 55.237938][ T1084] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.237945][ T1084] ? 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) [ 55.237948][ T1084] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 55.237952][ T1084] put_chars (drivers/char/virtio_console.c:1176) [ 55.237954][ T1084] ? prb_final_commit (kernel/printk/printk_ringbuffer.c:1842) [ 55.237956][ T1084] ? __send_to_port (drivers/char/virtio_console.c:654) [ 55.237959][ T1084] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 55.237962][ T1084] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 55.237965][ T1084] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 55.237969][ T1084] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 55.237973][ T1084] ? mark_usage (kernel/locking/lockdep.c:4690) [ 55.237975][ T1084] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.237976][ T1084] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.237980][ T1084] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 55.237983][ T1084] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 55.237986][ T1084] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.237988][ T1084] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.237992][ T1084] console_emit_next_record (kernel/printk/printk.c:3183) [ 55.237996][ T1084] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 55.237998][ T1084] ? 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)) [ 55.238001][ T1084] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.238003][ T1084] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 55.238007][ T1084] console_flush_one_record (kernel/printk/printk.c:3268) [ 55.238011][ T1084] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 55.238013][ T1084] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.238018][ T1084] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 55.238021][ T1084] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 55.238023][ T1084] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 55.238025][ T1084] ? 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) [ 55.238028][ T1084] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 55.238030][ T1084] ? vprintk_emit (kernel/printk/printk.c:2478) [ 55.238033][ T1084] vprintk_emit (kernel/printk/printk.c:2479) [ 55.238036][ T1084] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 55.238037][ T1084] ? 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) [ 55.238040][ T1084] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 55.238044][ T1084] _printk (kernel/printk/printk.c:2504) [ 55.238048][ T1084] ? snapshot_read.cold (user.c:?) [ 55.238050][ T1084] ? 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) [ 55.238053][ T1084] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 55.238059][ T1084] ? 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) [ 55.238062][ T1084] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 55.238066][ T1084] ? exit_notify (kernel/exit.c:780) [ 55.238071][ T1084] __x64_sys_exit (kernel/exit.c:1118 kernel/exit.c:1116 kernel/exit.c:1116) [ 55.238073][ T1084] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:61) [ 55.238076][ T1084] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 55.238080][ T1084] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 55.238083][ T1084] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 55.238085][ T1084] RIP: 0033:0x7fb885135c49 [ 55.238087][ T1084] Code: Unable to access opcode bytes at 0x7fb885135c1f. Code starting with the faulting instruction =========================================== [ 55.238088][ T1084] RSP: 002b:00007fb8848f4e60 EFLAGS: 00000246 ORIG_RAX: 000000000000003c [ 55.238091][ T1084] RAX: ffffffffffffffda RBX: 00007fb8848f56c0 RCX: 00007fb885135c49 [ 55.238092][ T1084] RDX: 0000000000000000 RSI: 0000000000801000 RDI: 0000000000000000 [ 55.238093][ T1084] RBP: 00007fb8848f4f70 R08: 0000000000000001 R09: 00007fb8848f56c0 [ 55.238094][ T1084] R10: 0000000000000008 R11: 0000000000000246 R12: 00007fb8840f5000 Finger prints: fpu__clear_user_states:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __alloc_skb:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars