====================================== | [ 9.376314][ T176] softirqs last disabled at (19057): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.376317][ T176] Preemption disabled at: | [ 9.376317][ T176] 0x0 | [ 9.376328][ T176] Tainted: [W]=WARN [ 9.376328][ T176] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.376330][ T176] Call Trace: [ 9.376332][ T176] [ 9.376333][ T176] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.376340][ T176] __might_resched.cold (kernel/sched/core.c:9234) [ 9.376344][ T176] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.376348][ T176] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.376353][ T176] __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)) [ 9.376355][ T176] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.376361][ T176] ? 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) [ 9.376364][ T176] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.376367][ T176] put_chars (drivers/char/virtio_console.c:1176) [ 9.376371][ T176] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.376373][ T176] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 9.376377][ T176] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 9.376382][ T176] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.376390][ T176] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.376392][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.376395][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.376401][ T176] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.376406][ T176] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.376409][ T176] ? 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)) [ 9.376416][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.376422][ T176] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.376433][ T176] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.376440][ T176] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.376443][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.376459][ T176] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.376466][ T176] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.376468][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.376472][ T176] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.376478][ T176] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.376480][ T176] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.376485][ T176] vprintk_emit (kernel/printk/printk.c:2479) [ 9.376491][ T176] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.376496][ T176] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.376502][ T176] _printk (kernel/printk/printk.c:2504) [ 9.376506][ T176] ? snapshot_read.cold (user.c:?) [ 9.376508][ T176] ? 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) [ 9.376511][ T176] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.376515][ T176] ? 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) [ 9.376517][ T176] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.376521][ T176] ? exit_notify (kernel/exit.c:780) [ 9.376523][ T176] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.376525][ T176] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.376529][ T176] do_group_exit (kernel/exit.c:1151) [ 9.376533][ T176] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.376535][ T176] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.376537][ T176] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.376541][ T176] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.376544][ T176] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.376546][ T176] RIP: 0033:0x7f032ef701b8 [ 9.376549][ T176] Code: Unable to access opcode bytes at 0x7f032ef7018e. Code starting with the faulting instruction =========================================== [ 9.376551][ T176] RSP: 002b:00007ffe8363d248 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.376554][ T176] RAX: ffffffffffffffda RBX: 00007f032f0a0f88 RCX: 00007f032ef701b8 [ 9.376555][ T176] RDX: 00007f032ecbafc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.376556][ T176] RBP: 00007ffe8363d2a0 R08: 0000000000000000 R09: 0000000000000000 [ 9.376557][ T176] R10: 00007ffe8363d060 R11: 0000000000000246 R12: 0000000000000001 [ 9.376558][ T176] R13: 0000000000000000 R14: 00007f032f09f680 R15: 00007f032f0a0fa0 | [ 12.438408][ T253] softirqs last disabled at (20832): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 12.438410][ T253] Preemption disabled at: | [ 12.438411][ T253] 0x0 | [ 12.438422][ T253] Tainted: [W]=WARN [ 12.438423][ T253] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 12.438424][ T253] Call Trace: [ 12.438426][ T253] [ 12.438427][ T253] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 12.438434][ T253] __might_resched.cold (kernel/sched/core.c:9234) [ 12.438438][ T253] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 12.438442][ T253] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 12.438450][ T253] __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)) [ 12.438452][ T253] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.438459][ T253] ? 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) [ 12.438461][ T253] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 12.438465][ T253] put_chars (drivers/char/virtio_console.c:1176) [ 12.438468][ T253] ? __send_to_port (drivers/char/virtio_console.c:654) [ 12.438470][ T253] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 12.438475][ T253] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 12.438480][ T253] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 12.438487][ T253] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 12.438490][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.438492][ T253] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.438496][ T253] console_emit_next_record (kernel/printk/printk.c:3183) [ 12.438500][ T253] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 12.438501][ T253] ? 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)) [ 12.438505][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.438507][ T253] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 12.438511][ T253] console_flush_one_record (kernel/printk/printk.c:3268) [ 12.438515][ T253] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 12.438517][ T253] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.438522][ T253] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 12.438524][ T253] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 12.438526][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.438528][ T253] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 12.438532][ T253] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 12.438533][ T253] ? vprintk_emit (kernel/printk/printk.c:2478) [ 12.438537][ T253] vprintk_emit (kernel/printk/printk.c:2479) [ 12.438540][ T253] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 12.438543][ T253] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 12.438547][ T253] _printk (kernel/printk/printk.c:2504) [ 12.438551][ T253] ? snapshot_read.cold (user.c:?) [ 12.438554][ T253] ? 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) [ 12.438556][ T253] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 12.438560][ T253] ? 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) [ 12.438562][ T253] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 12.438566][ T253] ? exit_notify (kernel/exit.c:780) [ 12.438568][ T253] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 12.438570][ T253] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 12.438574][ T253] do_group_exit (kernel/exit.c:1151) [ 12.438578][ T253] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 12.438580][ T253] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 12.438582][ T253] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 12.438586][ T253] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 12.438589][ T253] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 12.438591][ T253] RIP: 0033:0x7fb03e9031b8 [ 12.438594][ T253] Code: Unable to access opcode bytes at 0x7fb03e90318e. Code starting with the faulting instruction =========================================== [ 12.438595][ T253] RSP: 002b:00007fffcf0fa6e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 12.438597][ T253] RAX: ffffffffffffffda RBX: 00007fb03ea33f88 RCX: 00007fb03e9031b8 [ 12.438599][ T253] RDX: 00007fb03e64dfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 12.438600][ T253] RBP: 00007fffcf0fa740 R08: 0000000000000000 R09: 0000000000000050 [ 12.438601][ T253] R10: 00007fffcf0fa500 R11: 0000000000000246 R12: 0000000000000001 [ 12.438601][ T253] R13: 0000000000000000 R14: 00007fb03ea32680 R15: 00007fb03ea33fa0 | [ 66.978664][ T2593] softirqs last disabled at (55207): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 66.978666][ T2593] Preemption disabled at: | [ 66.978667][ T2593] 0x0 | [ 66.978678][ T2593] Tainted: [W]=WARN [ 66.978679][ T2593] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 66.978680][ T2593] Call Trace: [ 66.978682][ T2593] [ 66.978684][ T2593] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 66.978690][ T2593] __might_resched.cold (kernel/sched/core.c:9234) [ 66.978695][ T2593] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 66.978699][ T2593] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 66.978703][ T2593] __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)) [ 66.978706][ T2593] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.978712][ T2593] ? 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) [ 66.978715][ T2593] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 66.978718][ T2593] put_chars (drivers/char/virtio_console.c:1176) [ 66.978722][ T2593] ? __send_to_port (drivers/char/virtio_console.c:654) [ 66.978724][ T2593] ? rcu_lockdep_current_cpu_online (kernel/rcu/tree.c:4116 (discriminator 3) kernel/rcu/tree.c:4108 (discriminator 3)) [ 66.978728][ T2593] ? validate_chain (kernel/locking/lockdep.c:3817 (discriminator 2) kernel/locking/lockdep.c:3837 (discriminator 2) kernel/locking/lockdep.c:3892 (discriminator 2)) [ 66.978733][ T2593] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 66.978741][ T2593] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 66.978743][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.978746][ T2593] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.978749][ T2593] console_emit_next_record (kernel/printk/printk.c:3183) [ 66.978753][ T2593] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 66.978755][ T2593] ? 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)) [ 66.978758][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.978760][ T2593] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 66.978764][ T2593] console_flush_one_record (kernel/printk/printk.c:3268) [ 66.978768][ T2593] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 66.978770][ T2593] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 66.978775][ T2593] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 66.978784][ T2593] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 66.978786][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.978788][ T2593] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 66.978792][ T2593] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 66.978793][ T2593] ? vprintk_emit (kernel/printk/printk.c:2478) [ 66.978796][ T2593] vprintk_emit (kernel/printk/printk.c:2479) [ 66.978800][ T2593] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 66.978802][ T2593] ? 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) [ 66.978805][ T2593] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 66.978808][ T2593] _printk (kernel/printk/printk.c:2504) [ 66.978814][ T2593] ? snapshot_read.cold (user.c:?) [ 66.978818][ T2593] ? 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) [ 66.978822][ T2593] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 66.978827][ T2593] ? 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) [ 66.978830][ T2593] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 66.978834][ T2593] ? exit_notify (kernel/exit.c:780) [ 66.978836][ T2593] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 66.978838][ T2593] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 66.978842][ T2593] do_group_exit (kernel/exit.c:1151) [ 66.978846][ T2593] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 66.978848][ T2593] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 66.978850][ T2593] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 66.978854][ T2593] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 66.978858][ T2593] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 66.978860][ T2593] RIP: 0033:0x7fadf89f11b8 [ 66.978862][ T2593] Code: Unable to access opcode bytes at 0x7fadf89f118e. Code starting with the faulting instruction =========================================== [ 66.978863][ T2593] RSP: 002b:00007ffca290dce8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 66.978866][ T2593] RAX: ffffffffffffffda RBX: 00007fadf8b21f88 RCX: 00007fadf89f11b8 [ 66.978868][ T2593] RDX: 00007fadf892ea48 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 66.978869][ T2593] RBP: 00007ffca290dd40 R08: 0000000000000000 R09: 0000000000000000 [ 66.978870][ T2593] R10: 00007ffca290db80 R11: 0000000000000246 R12: 0000000000000001 Finger prints: netlink_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print