====================================== | [ 8.520162][ T130] softirqs last disabled at (16313): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 8.520164][ T130] Preemption disabled at: | [ 8.520165][ T130] 0x0 | [ 8.520176][ T130] Tainted: [W]=WARN [ 8.520177][ T130] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 8.520178][ T130] Call Trace: [ 8.520180][ T130] [ 8.520181][ T130] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 8.520188][ T130] __might_resched.cold (kernel/sched/core.c:9234) [ 8.520192][ T130] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 8.520197][ T130] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 8.520202][ T130] __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)) [ 8.520204][ T130] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.520214][ T130] ? 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) [ 8.520217][ T130] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 8.520220][ T130] put_chars (drivers/char/virtio_console.c:1176) [ 8.520223][ T130] ? __send_to_port (drivers/char/virtio_console.c:654) [ 8.520224][ T130] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 8.520229][ T130] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 8.520234][ T130] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 8.520241][ T130] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 8.520243][ T130] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.520246][ T130] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.520250][ T130] console_emit_next_record (kernel/printk/printk.c:3183) [ 8.520254][ T130] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 8.520256][ T130] ? 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)) [ 8.520259][ T130] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.520261][ T130] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 8.520265][ T130] console_flush_one_record (kernel/printk/printk.c:3268) [ 8.520269][ T130] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 8.520271][ T130] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.520277][ T130] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 8.520280][ T130] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 8.520282][ T130] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.520284][ T130] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 8.520288][ T130] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 8.520289][ T130] ? vprintk_emit (kernel/printk/printk.c:2478) [ 8.520295][ T130] vprintk_emit (kernel/printk/printk.c:2479) [ 8.520299][ T130] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 8.520303][ T130] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 8.520306][ T130] _printk (kernel/printk/printk.c:2504) [ 8.520310][ T130] ? snapshot_read.cold (user.c:?) [ 8.520313][ T130] ? 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) [ 8.520316][ T130] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 8.520320][ T130] ? 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) [ 8.520322][ T130] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 8.520326][ T130] ? exit_notify (kernel/exit.c:780) [ 8.520328][ T130] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 8.520331][ T130] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 8.520335][ T130] do_group_exit (kernel/exit.c:1151) [ 8.520338][ T130] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 8.520340][ T130] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 8.520342][ T130] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 8.520345][ T130] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 8.520348][ T130] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 8.520351][ T130] RIP: 0033:0x7f5b4053b1b8 [ 8.520353][ T130] Code: Unable to access opcode bytes at 0x7f5b4053b18e. Code starting with the faulting instruction =========================================== [ 8.520354][ T130] RSP: 002b:00007ffe84d162e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 8.520356][ T130] RAX: ffffffffffffffda RBX: 00007f5b4066bf88 RCX: 00007f5b4053b1b8 [ 8.520358][ T130] RDX: 00007f5b40398b48 RSI: fffffffffffffec8 RDI: 0000000000000000 [ 8.520359][ T130] RBP: 00007ffe84d16340 R08: 00000000ffffffff R09: 0000000000001010 [ 8.520360][ T130] R10: 00007ffe84d16160 R11: 0000000000000246 R12: 0000000000000002 [ 8.520360][ T130] R13: 0000000000000000 R14: 00007f5b4066a680 R15: 00007f5b4066bfa0 | [ 9.693807][ T206] softirqs last disabled at (30587): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.693809][ T206] Preemption disabled at: | [ 9.693810][ T206] 0x0 | [ 9.693820][ T206] Tainted: [W]=WARN [ 9.693821][ T206] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.693823][ T206] Call Trace: [ 9.693824][ T206] [ 9.693826][ T206] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.693832][ T206] __might_resched.cold (kernel/sched/core.c:9234) [ 9.693837][ T206] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.693841][ 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) [ 9.693846][ 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)) [ 9.693849][ T206] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.693855][ 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) [ 9.693857][ T206] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.693860][ T206] put_chars (drivers/char/virtio_console.c:1176) [ 9.693863][ T206] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.693865][ T206] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.693869][ T206] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.693875][ T206] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.693881][ T206] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.693883][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.693886][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.693890][ T206] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.693894][ T206] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.693896][ 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)) [ 9.693899][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.693901][ T206] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.693905][ T206] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.693909][ T206] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.693911][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.693916][ T206] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.693919][ T206] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.693921][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.693923][ T206] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.693927][ T206] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.693929][ T206] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.693932][ T206] vprintk_emit (kernel/printk/printk.c:2479) [ 9.693936][ T206] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.693939][ T206] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.693943][ T206] _printk (kernel/printk/printk.c:2504) [ 9.693947][ T206] ? snapshot_read.cold (user.c:?) [ 9.693950][ 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) [ 9.693952][ T206] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.693956][ 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) [ 9.693959][ T206] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.693963][ T206] ? exit_notify (kernel/exit.c:780) [ 9.693965][ T206] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.693967][ T206] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.693972][ T206] do_group_exit (kernel/exit.c:1151) [ 9.693974][ T206] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.693976][ T206] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.693978][ T206] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.693981][ T206] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.693985][ T206] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.693987][ T206] RIP: 0033:0x7f79de4841b8 [ 9.693989][ T206] Code: Unable to access opcode bytes at 0x7f79de48418e. Code starting with the faulting instruction =========================================== [ 9.693990][ T206] RSP: 002b:00007fff7f374998 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.693993][ T206] RAX: ffffffffffffffda RBX: 00007f79de5b4f88 RCX: 00007f79de4841b8 [ 9.693994][ T206] RDX: 00007f79de1cefc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.693995][ T206] RBP: 00007fff7f3749f0 R08: 0000000000000000 R09: 0000000000008010 [ 9.693996][ T206] R10: 00007fff7f3747b0 R11: 0000000000000246 R12: 0000000000000001 [ 9.693997][ T206] R13: 0000000000000000 R14: 00007f79de5b3680 R15: 00007f79de5b4fa0 | [ 10.936672][ T251] softirqs last disabled at (22887): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 10.936675][ T251] Preemption disabled at: | [ 10.936675][ T251] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.936685][ T251] Tainted: [W]=WARN [ 10.936686][ T251] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.936687][ T251] Call Trace: [ 10.936689][ T251] [ 10.936691][ T251] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.936696][ T251] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.936698][ T251] __might_resched.cold (kernel/sched/core.c:9234) [ 10.936703][ T251] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.936707][ T251] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.936712][ T251] __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)) [ 10.936715][ T251] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.936721][ T251] ? 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) [ 10.936723][ T251] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.936726][ T251] put_chars (drivers/char/virtio_console.c:1176) [ 10.936728][ T251] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 10.936731][ T251] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.936734][ T251] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 10.936737][ T251] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 10.936742][ T251] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.936744][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.936746][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.936751][ T251] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.936752][ T251] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 10.936755][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936758][ T251] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.936762][ T251] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.936766][ T251] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.936768][ T251] ? 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)) [ 10.936771][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936774][ T251] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.936778][ T251] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.936782][ T251] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.936784][ T251] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.936789][ T251] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.936792][ T251] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.936794][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936797][ T251] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.936800][ T251] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.936802][ T251] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.936805][ T251] vprintk_emit (kernel/printk/printk.c:2479) [ 10.936810][ T251] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.936815][ T251] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 10.936818][ T251] _printk (kernel/printk/printk.c:2504) [ 10.936822][ T251] ? snapshot_read.cold (user.c:?) [ 10.936828][ T251] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 10.936831][ T251] gre_init (gre.mod.c:?) gre [ 10.936834][ T251] do_one_initcall (init/main.c:1357) [ 10.936836][ T251] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 10.936841][ T251] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 10.936844][ T251] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 10.936849][ T251] do_init_module (kernel/module/main.c:3117) [ 10.936853][ T251] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 10.936857][ T251] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 10.936860][ T251] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 10.936864][ T251] load_module (kernel/module/main.c:3593) [ 10.936872][ T251] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 10.936877][ T251] ? backing_file_read_iter (fs/backing-file.c:211) [ 10.936881][ T251] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 10.936885][ T251] init_module_from_file (kernel/module/main.c:3790) [ 10.936888][ T251] ? __do_sys_init_module (kernel/module/main.c:3664) [ 10.936897][ T251] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.936900][ T251] ? 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) [ 10.936903][ T251] idempotent_init_module (kernel/module/main.c:3802) [ 10.936907][ T251] ? init_module_from_file (kernel/module/main.c:3791) [ 10.936913][ T251] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.936916][ T251] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.936922][ T251] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 10.936924][ T251] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.936928][ T251] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.936930][ T251] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.936933][ T251] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.936935][ T251] RIP: 0033:0x7f7d8963c37d [ 10.936938][ T251] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 10.936940][ T251] RSP: 002b:00007ffc911bc7d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 10.936943][ T251] RAX: ffffffffffffffda RBX: 00005636a860ca40 RCX: 00007f7d8963c37d [ 10.936944][ T251] RDX: 0000000000000000 RSI: 00005636a4c89ffd RDI: 0000000000000001 [ 10.936945][ T251] RBP: 00007ffc911bc870 R08: 0000000000000000 R09: 0000000000000000 [ 10.936946][ T251] R10: 0000000000000000 R11: 0000000000000246 R12: 00005636a4c89ffd [ 10.936947][ T251] R13: 00005636a860ca00 R14: 0000000000040000 R15: 0000000000000000 | [ 12.515013][ T314] softirqs last disabled at (21551): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 12.515016][ T314] Preemption disabled at: | [ 12.515016][ T314] vprintk_emit (kernel/printk/printk.c:2471) | [ 12.515026][ T314] Tainted: [W]=WARN [ 12.515027][ T314] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.515028][ T314] Call Trace: [ 12.515030][ T314] [ 12.515031][ T314] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.515037][ T314] ? vprintk_emit (kernel/printk/printk.c:2471) [ 12.515039][ T314] __might_resched.cold (kernel/sched/core.c:9234) [ 12.515044][ T314] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.515048][ T314] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.515053][ T314] __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)) [ 12.515056][ T314] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.515062][ T314] ? 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) [ 12.515064][ T314] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.515067][ T314] put_chars (drivers/char/virtio_console.c:1176) [ 12.515069][ T314] ? desc_read_finalized_seq (kernel/printk/printk_ringbuffer.c:1934) [ 12.515072][ T314] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.515075][ T314] ? rcu_read_lock_any_held (./include/linux/lockdep.h:249 kernel/rcu/update.c:386 kernel/rcu/update.c:380) [ 12.515078][ T314] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.515083][ T314] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.515086][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.515087][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.515092][ T314] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.515093][ T314] ? console_emit_next_record (kernel/printk/printk.c:3095 (discriminator 2) kernel/printk/printk.c:3182 (discriminator 2)) [ 12.515097][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.515100][ T314] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.515104][ T314] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.515108][ T314] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.515110][ T314] ? 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)) [ 12.515113][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.515115][ T314] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.515119][ T314] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.515124][ T314] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.515126][ T314] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.515131][ T314] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.515134][ T314] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.515136][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.515138][ T314] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.515142][ T314] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.515143][ T314] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.515147][ T314] vprintk_emit (kernel/printk/printk.c:2479) [ 12.515151][ T314] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.515157][ T314] ? gre_exit (net/ipv4/gre_demux.c:73) gre [ 12.515160][ T314] _printk (kernel/printk/printk.c:2504) [ 12.515163][ T314] ? snapshot_read.cold (user.c:?) [ 12.515170][ T314] ? do_one_initcall (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 ./include/linux/cpumask.h:650 ./include/linux/cpumask.h:1232 ./include/trace/events/initcall.h:27 init/main.c:1356) [ 12.515173][ T314] gact_init_module (net/sched/act_gact.c:180) act_gact [ 12.515175][ T314] do_one_initcall (init/main.c:1357) [ 12.515178][ T314] ? trace_event_raw_event_initcall_level (./include/trace/events/initcall.h:10) [ 12.515183][ T314] ? do_init_module (./include/linux/slab.h:991 (discriminator 1) kernel/module/main.c:3105 (discriminator 1)) [ 12.515186][ T314] ? kasan_unpoison (mm/kasan/shadow.c:146 mm/kasan/shadow.c:178) [ 12.515190][ T314] do_init_module (kernel/module/main.c:3117) [ 12.515194][ T314] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 12.515199][ T314] ? free_module (./include/trace/events/module.h:50 (discriminator 19)) [ 12.515202][ T314] ? kfree (./include/linux/kasan.h:235 mm/slub.c:2748 mm/slub.c:6499 mm/slub.c:6792) [ 12.515206][ T314] load_module (kernel/module/main.c:3593) [ 12.515214][ T314] ? layout_and_allocate.isra.0 (kernel/module/main.c:3016) [ 12.515218][ T314] ? __ia32_sys_fsconfig (??:?) [ 12.515221][ T314] ? find_held_lock (kernel/locking/lockdep.c:5367) [ 12.515224][ T314] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.515228][ T314] init_module_from_file (kernel/module/main.c:3790) [ 12.515236][ T314] ? __do_sys_init_module (kernel/module/main.c:3664) [ 12.515244][ T314] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.515248][ T314] ? 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) [ 12.515251][ T314] idempotent_init_module (kernel/module/main.c:3802) [ 12.515255][ T314] ? init_module_from_file (kernel/module/main.c:3791) [ 12.515261][ T314] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.515264][ T314] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 12.515270][ T314] __x64_sys_finit_module (kernel/module/main.c:3828 kernel/module/main.c:3812 kernel/module/main.c:3812) [ 12.515272][ T314] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 12.515276][ T314] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.515278][ T314] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.515281][ T314] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.515283][ T314] RIP: 0033:0x7f4c53b7937d [ 12.515286][ T314] Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 90 f3 0f 1e fa 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 4b aa 0f 00 f7 d8 64 89 01 48 All code ======== 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 cs nopw 0x0(%rax,%rax,1) 9: 00 00 00 c: 90 nop d: f3 0f 1e fa endbr64 11: 48 89 f8 mov %rdi,%rax 14: 48 89 f7 mov %rsi,%rdi 17: 48 89 d6 mov %rdx,%rsi 1a: 48 89 ca mov %rcx,%rdx 1d: 4d 89 c2 mov %r8,%r10 20: 4d 89 c8 mov %r9,%r8 23: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 28: 0f 05 syscall 2a:* 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 30: 73 01 jae 0x33 32: c3 ret 33: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa85 3a: f7 d8 neg %eax 3c: 64 89 01 mov %eax,%fs:(%rcx) 3f: 48 rex.W Code starting with the faulting instruction =========================================== 0: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax 6: 73 01 jae 0x9 8: c3 ret 9: 48 8b 0d 4b aa 0f 00 mov 0xfaa4b(%rip),%rcx # 0xfaa5b 10: f7 d8 neg %eax 12: 64 89 01 mov %eax,%fs:(%rcx) 15: 48 rex.W [ 12.515288][ T314] RSP: 002b:00007ffefa3038a8 EFLAGS: 00000246 ORIG_RAX: 0000000000000139 [ 12.515293][ T314] RAX: ffffffffffffffda RBX: 00005626315dc810 RCX: 00007f4c53b7937d [ 12.515295][ T314] RDX: 0000000000000000 RSI: 00005625f3155ffd RDI: 0000000000000000 [ 12.515296][ T314] RBP: 00007ffefa303940 R08: 0000000000000000 R09: 0000000000000000 [ 12.515296][ T314] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625f3155ffd Finger prints: __irq_exit_rcu:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print