====================================== | [ 9.326759][ T199] softirqs last disabled at (25787): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.326762][ T199] Preemption disabled at: | [ 9.326762][ T199] 0x0 | [ 9.326772][ T199] Tainted: [W]=WARN [ 9.326772][ T199] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.326774][ T199] Call Trace: [ 9.326776][ T199] [ 9.326777][ T199] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.326784][ T199] __might_resched.cold (kernel/sched/core.c:9234) [ 9.326788][ T199] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.326792][ T199] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.326797][ T199] __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)) [ 9.326799][ T199] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.326806][ T199] ? 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) [ 9.326808][ T199] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.326812][ T199] put_chars (drivers/char/virtio_console.c:1176) [ 9.326814][ T199] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.326816][ T199] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.326819][ T199] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.326825][ T199] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.326832][ T199] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.326835][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326837][ T199] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.326841][ T199] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.326845][ T199] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.326847][ T199] ? 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)) [ 9.326850][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326852][ T199] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.326856][ T199] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.326860][ T199] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.326862][ T199] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.326867][ T199] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.326870][ T199] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.326872][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326874][ T199] ? lock_acquire (./include/linux/srcutree.h:374 ./include/linux/srcu.h:541 ./include/linux/srcu.h:645 ./include/trace/events/lock.h:23 ./include/trace/events/lock.h:23 kernel/locking/lockdep.c:5871) [ 9.326878][ T199] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.326879][ T199] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.326882][ T199] vprintk_emit (kernel/printk/printk.c:2479) [ 9.326885][ T199] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.326888][ T199] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.326892][ T199] _printk (kernel/printk/printk.c:2504) [ 9.326896][ T199] ? snapshot_read.cold (user.c:?) [ 9.326899][ T199] ? 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) [ 9.326901][ T199] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.326905][ T199] ? 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) [ 9.326908][ T199] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.326912][ T199] ? exit_notify (kernel/exit.c:780) [ 9.326913][ T199] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.326916][ T199] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.326920][ T199] do_group_exit (kernel/exit.c:1151) [ 9.326922][ T199] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.326924][ T199] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.326927][ T199] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.326931][ T199] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.326934][ T199] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.326936][ T199] RIP: 0033:0x7fa2e46d11b8 [ 9.326938][ T199] Code: Unable to access opcode bytes at 0x7fa2e46d118e. Code starting with the faulting instruction =========================================== [ 9.326939][ T199] RSP: 002b:00007ffc7341bb58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.326941][ T199] RAX: ffffffffffffffda RBX: 00007fa2e4801f88 RCX: 00007fa2e46d11b8 [ 9.326942][ T199] RDX: 00007fa2e441bfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.326943][ T199] RBP: 00007ffc7341bbb0 R08: 0000000000000000 R09: 0000000000000050 [ 9.326944][ T199] R10: 00007ffc7341b970 R11: 0000000000000246 R12: 0000000000000001 [ 9.326945][ T199] R13: 0000000000000000 R14: 00007fa2e4800680 R15: 00007fa2e4801fa0 | [ 16.184170][ T280] softirqs last disabled at (19149): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 16.184173][ T280] Preemption disabled at: | [ 16.184173][ T280] 0x0 | [ 16.184183][ T280] Tainted: [W]=WARN [ 16.184184][ T280] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 16.184185][ T280] Call Trace: [ 16.184187][ T280] [ 16.184189][ T280] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 16.184195][ T280] __might_resched.cold (kernel/sched/core.c:9234) [ 16.184199][ T280] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 16.184203][ T280] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 16.184208][ T280] __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)) [ 16.184210][ T280] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.184217][ T280] ? 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) [ 16.184219][ T280] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 16.184223][ T280] put_chars (drivers/char/virtio_console.c:1176) [ 16.184225][ T280] ? __send_to_port (drivers/char/virtio_console.c:654) [ 16.184226][ T280] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 16.184230][ T280] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 16.184236][ T280] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 16.184243][ T280] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 16.184246][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.184248][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.184252][ T280] console_emit_next_record (kernel/printk/printk.c:3183) [ 16.184256][ T280] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 16.184258][ T280] ? 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)) [ 16.184261][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.184263][ T280] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 16.184267][ T280] console_flush_one_record (kernel/printk/printk.c:3268) [ 16.184271][ T280] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 16.184273][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.184278][ T280] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 16.184281][ T280] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 16.184283][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.184288][ T280] ? 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) [ 16.184292][ T280] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 16.184294][ T280] ? vprintk_emit (kernel/printk/printk.c:2478) [ 16.184296][ T280] vprintk_emit (kernel/printk/printk.c:2479) [ 16.184300][ T280] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 16.184303][ T280] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 16.184306][ T280] _printk (kernel/printk/printk.c:2504) [ 16.184310][ T280] ? snapshot_read.cold (user.c:?) [ 16.184313][ T280] ? 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) [ 16.184315][ T280] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 16.184319][ T280] ? 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) [ 16.184322][ T280] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 16.184326][ T280] ? exit_notify (kernel/exit.c:780) [ 16.184327][ T280] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 16.184330][ T280] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 16.184333][ T280] do_group_exit (kernel/exit.c:1151) [ 16.184336][ T280] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 16.184338][ T280] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 16.184340][ T280] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 16.184344][ T280] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 16.184347][ T280] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 16.184349][ T280] RIP: 0033:0x7fdd089cc1b8 [ 16.184351][ T280] Code: Unable to access opcode bytes at 0x7fdd089cc18e. Code starting with the faulting instruction =========================================== [ 16.184352][ T280] RSP: 002b:00007ffee8968878 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 16.184355][ T280] RAX: ffffffffffffffda RBX: 00007fdd08afcf88 RCX: 00007fdd089cc1b8 [ 16.184356][ T280] RDX: 00007fdd08716fc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 16.184357][ T280] RBP: 00007ffee89688d0 R08: 0000000000000000 R09: 0000000000000050 [ 16.184358][ T280] R10: 00007ffee8968690 R11: 0000000000000246 R12: 0000000000000001 [ 16.184359][ T280] R13: 0000000000000000 R14: 00007fdd08afb680 R15: 00007fdd08afcfa0 | [ 21.220040][ T321] softirqs last disabled at (23757): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 21.220042][ T321] Preemption disabled at: | [ 21.220042][ T321] 0x0 | [ 21.220052][ T321] Tainted: [W]=WARN [ 21.220053][ T321] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 21.220054][ T321] Call Trace: [ 21.220056][ T321] [ 21.220057][ T321] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 21.220064][ T321] __might_resched.cold (kernel/sched/core.c:9234) [ 21.220069][ T321] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 21.220073][ T321] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 21.220077][ T321] __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)) [ 21.220079][ T321] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.220086][ T321] ? 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) [ 21.220088][ T321] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 21.220092][ T321] put_chars (drivers/char/virtio_console.c:1176) [ 21.220094][ T321] ? __send_to_port (drivers/char/virtio_console.c:654) [ 21.220096][ T321] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 21.220099][ T321] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 21.220105][ T321] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 21.220112][ T321] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 21.220115][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.220117][ T321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.220121][ T321] console_emit_next_record (kernel/printk/printk.c:3183) [ 21.220125][ T321] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 21.220127][ T321] ? 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)) [ 21.220130][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.220132][ T321] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 21.220136][ T321] console_flush_one_record (kernel/printk/printk.c:3268) [ 21.220140][ T321] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 21.220142][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.220147][ T321] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 21.220150][ T321] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 21.220152][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.220154][ T321] ? 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) [ 21.220158][ T321] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 21.220160][ T321] ? vprintk_emit (kernel/printk/printk.c:2478) [ 21.220162][ T321] vprintk_emit (kernel/printk/printk.c:2479) [ 21.220166][ T321] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 21.220168][ T321] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 21.220172][ T321] _printk (kernel/printk/printk.c:2504) [ 21.220176][ T321] ? snapshot_read.cold (user.c:?) [ 21.220179][ T321] ? 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) [ 21.220182][ T321] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 21.220186][ T321] ? 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) [ 21.220189][ T321] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 21.220192][ T321] ? exit_notify (kernel/exit.c:780) [ 21.220194][ T321] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 21.220196][ T321] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 21.220200][ T321] do_group_exit (kernel/exit.c:1151) [ 21.220203][ T321] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 21.220205][ T321] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 21.220207][ T321] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 21.220212][ T321] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 21.220215][ T321] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 21.220217][ T321] RIP: 0033:0x7f359e8e41b8 [ 21.220219][ T321] Code: Unable to access opcode bytes at 0x7f359e8e418e. Code starting with the faulting instruction =========================================== [ 21.220220][ T321] RSP: 002b:00007fff57862378 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 21.220223][ T321] RAX: ffffffffffffffda RBX: 00007f359ea14f88 RCX: 00007f359e8e41b8 [ 21.220224][ T321] RDX: 00007f359e62efc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 21.220225][ T321] RBP: 00007fff578623d0 R08: 0000000000000000 R09: 0000000000000050 [ 21.220226][ T321] R10: 00007fff57862190 R11: 0000000000000246 R12: 0000000000000001 Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print