====================================== | [ 10.095452][ T181] softirqs last disabled at (0): 0x0 | [ 10.095454][ T181] Preemption disabled at: | [ 10.095455][ T181] vprintk_emit (kernel/printk/printk.c:2471) | [ 10.095465][ T181] Tainted: [W]=WARN [ 10.095466][ T181] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.095468][ T181] Call Trace: [ 10.095469][ T181] [ 10.095470][ T181] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.095476][ T181] ? vprintk_emit (kernel/printk/printk.c:2471) [ 10.095477][ T181] __might_resched.cold (kernel/sched/core.c:9234) [ 10.095481][ T181] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.095484][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095487][ T181] __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)) [ 10.095492][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.095494][ T181] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.095499][ T181] ? 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) [ 10.095501][ T181] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.095503][ T181] put_chars (drivers/char/virtio_console.c:1176) [ 10.095506][ T181] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.095508][ T181] ? console_prepend_replay (kernel/printk/printk.c:3005) [ 10.095510][ T181] ? desc_read (./include/linux/instrumented.h:97 ./include/linux/atomic/atomic-instrumented.h:3223 kernel/printk/printk_ringbuffer.c:552) [ 10.095512][ T181] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.095516][ T181] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.095518][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.095520][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095521][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095523][ T181] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.095526][ T181] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.095527][ T181] ? _prb_read_valid (kernel/printk/printk_ringbuffer.c:1996) [ 10.095529][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095530][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095531][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095533][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095535][ T181] ? console_flush_one_record (kernel/printk/printk.c:3247) [ 10.095537][ T181] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.095540][ T181] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.095542][ T181] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.095544][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095546][ T181] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.095548][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095549][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095551][ T181] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.095552][ T181] ? sync_exp_reset_tree_hotplug (kernel/rcu/tree_exp.h:98) [ 10.095554][ T181] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.095556][ T181] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.095558][ T181] vprintk_emit (kernel/printk/printk.c:2479) [ 10.095560][ T181] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.095561][ T181] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.095565][ T181] dev_vprintk_emit (drivers/base/core.c:5000) [ 10.095570][ T181] ? device_rename.cold (drivers/base/core.c:4612 (discriminator 13)) [ 10.095572][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095574][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095575][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095578][ T181] dev_printk_emit (drivers/base/core.c:5011) [ 10.095580][ T181] ? dev_vprintk_emit (drivers/base/core.c:5001) [ 10.095582][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095583][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095585][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095586][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095588][ T181] __netdev_printk (net/core/dev.c:13140 (discriminator 4)) [ 10.095591][ T181] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 10.095593][ T181] ? netdev_notice (net/core/dev.c:13194) [ 10.095595][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095596][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095598][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095599][ T181] ? 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) [ 10.095601][ T181] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.095603][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095604][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095605][ T181] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.095607][ T181] ? trace_irq_disable.constprop.0 (./include/trace/events/preemptirq.h:36 (discriminator 22)) [ 10.095609][ T181] ? trace_irq_enable.constprop.0 (./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/preemptirq.h:40) [ 10.095611][ T181] ? do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.095615][ T181] netif_change_name.cold (net/core/dev.c:1507 (discriminator 3)) [ 10.095618][ T181] ? netdev_adjacent_rename_links (net/core/dev.c:9598) [ 10.095622][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095623][ T181] ? __asan_memset (mm/kasan/shadow.c:84 (discriminator 1)) [ 10.095626][ T181] do_setlink.isra.0 (net/core/rtnetlink.c:3246) [ 10.095628][ T181] ? clockevents_program_event (kernel/time/clockevents.c:372) [ 10.095631][ T181] ? rtnl_link_get_size (net/core/rtnetlink.c:747) [ 10.095633][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095635][ T181] ? clockevents_tick_resume (kernel/time/clockevents.c:193) [ 10.095637][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095638][ T181] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.095641][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095643][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095644][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095645][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095647][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095648][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095649][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095651][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095652][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095654][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095658][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095659][ T181] ? trace_contention_end (./include/trace/events/lock.h:121 (discriminator 22)) [ 10.095661][ T181] ? __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) [ 10.095665][ T181] ? __mutex_lock (kernel/locking/mutex.c:656 (discriminator 1) kernel/locking/mutex.c:821 (discriminator 1)) [ 10.095666][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095668][ T181] ? rtnl_setlink (net/core/rtnetlink.c:80 net/core/rtnetlink.c:366 net/core/rtnetlink.c:3586) [ 10.095670][ T181] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.095671][ T181] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.095673][ T181] ? ww_mutex_lock (kernel/locking/mutex.c:934) [ 10.095675][ T181] ? nla_get_range_signed (lib/nlattr.c:270) [ 10.095678][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095680][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095682][ T181] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.095693][ T181] rtnl_setlink (net/core/rtnetlink.c:3596) [ 10.095695][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095698][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.095701][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095711][ T181] ? unwind_next_frame (./include/linux/rcupdate.h:882 ./include/linux/rcupdate.h:1216 arch/x86/kernel/unwind_orc.c:495) [ 10.095714][ T181] ? entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.095716][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095717][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095719][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095720][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095721][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095723][ T181] ? is_bpf_text_address (./include/linux/rcupdate.h:850 kernel/bpf/core.c:749) [ 10.095724][ T181] ? is_bpf_text_address (./include/linux/rcupdate.h:882 kernel/bpf/core.c:751) [ 10.095726][ T181] ? kernel_text_address (kernel/extable.c:125 kernel/extable.c:94) [ 10.095727][ T181] ? __kernel_text_address (kernel/extable.c:79) [ 10.095728][ T181] ? write_profile (profile.c:?) [ 10.095731][ T181] ? unwind_get_return_address (arch/x86/kernel/unwind_orc.c:385 arch/x86/kernel/unwind_orc.c:380) [ 10.095732][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095734][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095735][ T181] ? cap_capable (./include/trace/events/capability.h:26 (discriminator 22) security/commoncap.c:130 (discriminator 22)) [ 10.095736][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095738][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095739][ T181] ? __rtnl_newlink (net/core/rtnetlink.c:4090 (discriminator 1)) [ 10.095741][ T181] rtnetlink_rcv_msg (net/core/rtnetlink.c:7132) [ 10.095743][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.095745][ T181] ? filter_irq_stacks (kernel/stacktrace.c:402) [ 10.095747][ T181] ? stack_depot_save_flags (lib/stackdepot.c:609 lib/stackdepot.c:676) [ 10.095750][ T181] netlink_rcv_skb (net/netlink/af_netlink.c:2556) [ 10.095753][ T181] ? rtnl_link_fill (./include/net/netlink.h:1107 (discriminator 1)) [ 10.095755][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095757][ T181] ? netlink_ack (./include/linux/skbuff.h:2718) [ 10.095759][ T181] ? __netlink_lookup (./include/linux/rcupdate.h:850 ./include/linux/rhashtable.h:709 net/netlink/af_netlink.c:499) [ 10.095762][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095763][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095765][ T181] netlink_unicast (net/netlink/af_netlink.c:1319 net/netlink/af_netlink.c:1345) [ 10.095767][ T181] ? netlink_attachskb (./arch/x86/include/asm/bitops.h:202 (discriminator 1)) [ 10.095769][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095772][ T181] netlink_sendmsg (net/netlink/af_netlink.c:1900) [ 10.095774][ T181] ? netlink_unicast (./include/net/net_namespace.h:422 (discriminator 7)) [ 10.095776][ T181] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.095778][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095779][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095781][ T181] ? __might_fault (mm/memory.c:7482 (discriminator 5)) [ 10.095784][ T181] __sys_sendto (net/socket.c:800 (discriminator 4) net/socket.c:815 (discriminator 4) net/socket.c:2281 (discriminator 4)) [ 10.095787][ T181] ? __ia32_sys_getpeername (net/socket.c:2235) [ 10.095791][ T181] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.095792][ T181] ? lock_release (./include/trace/events/lock.h:68 (discriminator 22) kernel/locking/lockdep.c:5920 (discriminator 22)) [ 10.095794][ T181] __x64_sys_sendto (net/socket.c:2288 net/socket.c:2284 net/socket.c:2284) [ 10.095796][ T181] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 10.095797][ T181] ? trace_hardirqs_off_finish (./include/trace/events/preemptirq.h:36 (discriminator 22) kernel/trace/trace_preemptirq.c:95 (discriminator 22) kernel/trace/trace_preemptirq.c:90 (discriminator 22)) [ 10.095799][ T181] ? trace_hardirqs_on (kernel/trace/trace_preemptirq.c:78) [ 10.095800][ T181] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.095802][ T181] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.095804][ T181] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.095806][ T181] RIP: 0033:0x7f3fc59e954e [ 10.095808][ T181] 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 [ 10.095810][ T181] RSP: 002b:00007fff2d51d750 EFLAGS: 00000202 ORIG_RAX: 000000000000002c [ 10.095814][ T181] RAX: ffffffffffffffda RBX: 000055f5b8db9320 RCX: 00007f3fc59e954e [ 10.095815][ T181] RDX: 0000000000000030 RSI: 000055f5b8c4c080 RDI: 0000000000000014 [ 10.095816][ T181] RBP: 00007fff2d51d760 R08: 00007fff2d51d7b0 R09: 0000000000000080 [ 10.095817][ T181] R10: 0000000000000000 R11: 0000000000000202 R12: 000055f5b8c45ea0 Finger prints: vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print