====================================== | [ 9.133171][ T179] softirqs last disabled at (25899): __irq_exit_rcu (kernel/softirq.c:679 kernel/softirq.c:519 kernel/softirq.c:767) | [ 9.133173][ T179] Preemption disabled at: | [ 9.133174][ T179] 0x0 | [ 9.133184][ T179] Tainted: [W]=WARN [ 9.133185][ T179] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 9.133187][ T179] Call Trace: [ 9.133188][ T179] [ 9.133190][ T179] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 9.133195][ T179] __might_resched.cold (kernel/sched/core.c:9234) [ 9.133200][ T179] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 9.133203][ T179] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 9.133208][ T179] __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)) [ 9.133211][ T179] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.133217][ T179] ? 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) [ 9.133220][ T179] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 9.133223][ T179] put_chars (drivers/char/virtio_console.c:1176) [ 9.133226][ T179] ? __send_to_port (drivers/char/virtio_console.c:654) [ 9.133232][ T179] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 9.133239][ T179] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 9.133242][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.133246][ T179] console_emit_next_record (kernel/printk/printk.c:3183) [ 9.133250][ T179] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 9.133251][ T179] ? 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)) [ 9.133254][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.133257][ T179] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 9.133261][ T179] console_flush_one_record (kernel/printk/printk.c:3268) [ 9.133265][ T179] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 9.133267][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.133272][ T179] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 9.133275][ T179] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 9.133276][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.133278][ T179] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 9.133281][ T179] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 9.133283][ T179] ? vprintk_emit (kernel/printk/printk.c:2478) [ 9.133286][ T179] vprintk_emit (kernel/printk/printk.c:2479) [ 9.133290][ T179] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 9.133293][ T179] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 9.133296][ T179] _printk (kernel/printk/printk.c:2504) [ 9.133304][ T179] ? snapshot_read.cold (user.c:?) [ 9.133307][ T179] ? 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) [ 9.133310][ T179] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 9.133314][ T179] ? 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) [ 9.133317][ T179] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 9.133321][ T179] ? exit_notify (kernel/exit.c:780) [ 9.133322][ T179] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 9.133325][ T179] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 9.133329][ T179] do_group_exit (kernel/exit.c:1151) [ 9.133332][ T179] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 9.133334][ T179] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 9.133337][ T179] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 9.133341][ T179] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 9.133344][ T179] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 9.133346][ T179] RIP: 0033:0x7fba0cc911b8 [ 9.133349][ T179] Code: Unable to access opcode bytes at 0x7fba0cc9118e. Code starting with the faulting instruction =========================================== [ 9.133350][ T179] RSP: 002b:00007ffd7bdb7a58 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 9.133352][ T179] RAX: ffffffffffffffda RBX: 00007fba0cdc1f88 RCX: 00007fba0cc911b8 [ 9.133353][ T179] RDX: 00007fba0c9dbfc8 RSI: fffffffffffffeb8 RDI: 0000000000000000 [ 9.133354][ T179] RBP: 00007ffd7bdb7ab0 R08: 0000000000000000 R09: 0000000000000050 [ 9.133355][ T179] R10: 00007ffd7bdb7870 R11: 0000000000000246 R12: 0000000000000001 [ 9.133356][ T179] R13: 0000000000000000 R14: 00007fba0cdc0680 R15: 00007fba0cdc1fa0 | [ 10.152235][ T207] softirqs last disabled at (47008): sk_common_release (./include/net/sock.h:2138 net/core/sock.c:4066) | [ 10.152237][ T207] Preemption disabled at: | [ 10.152238][ T207] 0x0 | [ 10.152247][ T207] Tainted: [W]=WARN [ 10.152248][ T207] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 10.152250][ T207] Call Trace: [ 10.152251][ T207] [ 10.152253][ T207] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 10.152259][ T207] __might_resched.cold (kernel/sched/core.c:9234) [ 10.152263][ T207] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 10.152267][ T207] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 10.152272][ T207] __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)) [ 10.152274][ T207] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.152280][ T207] ? 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) [ 10.152283][ T207] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 10.152286][ T207] put_chars (drivers/char/virtio_console.c:1176) [ 10.152289][ T207] ? __send_to_port (drivers/char/virtio_console.c:654) [ 10.152296][ T207] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 10.152304][ T207] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 10.152307][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.152311][ T207] console_emit_next_record (kernel/printk/printk.c:3183) [ 10.152315][ T207] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 10.152316][ T207] ? 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)) [ 10.152319][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.152323][ T207] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 10.152327][ T207] console_flush_one_record (kernel/printk/printk.c:3268) [ 10.152330][ T207] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 10.152332][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.152337][ T207] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 10.152340][ T207] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 10.152341][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.152343][ T207] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 10.152347][ T207] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 10.152348][ T207] ? vprintk_emit (kernel/printk/printk.c:2478) [ 10.152351][ T207] vprintk_emit (kernel/printk/printk.c:2479) [ 10.152355][ T207] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 10.152358][ T207] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 10.152361][ T207] _printk (kernel/printk/printk.c:2504) [ 10.152365][ T207] ? snapshot_read.cold (user.c:?) [ 10.152368][ T207] ? 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) [ 10.152371][ T207] ? __rwlock_init (kernel/locking/spinlock_debug.c:48) [ 10.152375][ T207] ? 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) [ 10.152378][ T207] do_exit.cold (kernel/exit.c:889 (discriminator 4) kernel/exit.c:1043 (discriminator 4)) [ 10.152382][ T207] ? exit_notify (kernel/exit.c:780) [ 10.152383][ T207] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 10.152386][ T207] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 10.152390][ T207] do_group_exit (kernel/exit.c:1151) [ 10.152393][ T207] __x64_sys_exit_group (kernel/exit.c:1162 kernel/exit.c:1160 kernel/exit.c:1160) [ 10.152395][ T207] x64_sys_call (./arch/x86/include/generated/asm/syscalls_64.h:232) [ 10.152398][ T207] do_syscall_64 (arch/x86/entry/syscall_64.c:61 arch/x86/entry/syscall_64.c:84) [ 10.152401][ T207] ? exc_page_fault (arch/x86/mm/fault.c:1489 (discriminator 3) arch/x86/mm/fault.c:1536 (discriminator 3)) [ 10.152405][ T207] entry_SYSCALL_64_after_hwframe (arch/x86/entry/entry_64.S:121) [ 10.152407][ T207] RIP: 0033:0x7fdc269e71b8 [ 10.152409][ T207] Code: Unable to access opcode bytes at 0x7fdc269e718e. Code starting with the faulting instruction =========================================== [ 10.152410][ T207] RSP: 002b:00007ffdc7030c98 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7 [ 10.152413][ T207] RAX: ffffffffffffffda RBX: 00007fdc26b17f88 RCX: 00007fdc269e71b8 [ 10.152414][ T207] RDX: 00007fdc267787c8 RSI: ffffffffffffffb0 RDI: 0000000000000000 [ 10.152415][ T207] RBP: 00007ffdc7030cf0 R08: 0000000000000000 R09: 0000000000001010 [ 10.152416][ T207] R10: 00007ffdc7030b10 R11: 0000000000000246 R12: 0000000000000002 [ 10.152417][ T207] R13: 0000000000000000 R14: 00007fdc26b16680 R15: 00007fdc26b17fa0 | [ 11.978547][ T70] softirqs last disabled at (3858): netlink_release (./include/net/sock.h:2138 net/netlink/af_netlink.c:727) | [ 11.978549][ T70] Preemption disabled at: | [ 11.978550][ T70] vprintk_emit (kernel/printk/printk.c:2471) | [ 11.978558][ T70] Tainted: [W]=WARN [ 11.978559][ T70] Hardware name: Bochs Bochs, BIOS Bochs 01/01/2011 [ 11.978561][ T70] Workqueue: netns cleanup_net [ 11.978564][ T70] Call Trace: [ 11.978566][ T70] [ 11.978568][ T70] dump_stack_lvl (lib/dump_stack.c:94 lib/dump_stack.c:120) [ 11.978573][ T70] ? vprintk_emit (kernel/printk/printk.c:2471) [ 11.978574][ T70] __might_resched.cold (kernel/sched/core.c:9234) [ 11.978579][ T70] ? perf_trace_sched_switch (./include/linux/list.h:1037 (discriminator 3)) [ 11.978582][ T70] ? __kmalloc_noprof (./include/linux/sched/mm.h:317 mm/slub.c:4636 mm/slub.c:4974 mm/slub.c:5413 mm/slub.c:5439) [ 11.978587][ T70] __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)) [ 11.978589][ T70] ? alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.978595][ T70] ? 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) [ 11.978598][ T70] alloc_buf.isra.0 (./include/linux/slab.h:995 drivers/char/virtio_console.c:429) [ 11.978601][ T70] put_chars (drivers/char/virtio_console.c:1176) [ 11.978604][ T70] ? __send_to_port (drivers/char/virtio_console.c:654) [ 11.978608][ T70] ? validate_chain (kernel/locking/lockdep.c:159 kernel/locking/lockdep.c:191 kernel/locking/lockdep.c:3928) [ 11.978613][ T70] hvc_console_print (drivers/tty/hvc/hvc_console.c:177 (discriminator 2)) [ 11.978616][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.978621][ T70] ? hvc_write (drivers/tty/hvc/hvc_console.c:501) [ 11.978624][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.978630][ T70] console_emit_next_record (kernel/printk/printk.c:3183) [ 11.978633][ T70] ? devkmsg_read (./arch/x86/include/asm/atomic64_64.h:20) [ 11.978634][ T70] ? 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)) [ 11.978637][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.978639][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.978643][ T70] console_flush_one_record (kernel/printk/printk.c:3268) [ 11.978647][ T70] ? console_emit_next_record (kernel/printk/printk.c:3150) [ 11.978648][ T70] ? __lock_acquire (kernel/locking/lockdep.c:5254) [ 11.978653][ T70] console_unlock (kernel/printk/printk.c:3350 kernel/printk/printk.c:3380 kernel/printk/printk.c:3420) [ 11.978656][ T70] ? console_flush_one_record (kernel/printk/printk.c:3316) [ 11.978657][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.978659][ T70] ? lock_acquire (kernel/locking/lockdep.c:5913) [ 11.978663][ T70] ? __down_trylock_console_sem (kernel/printk/printk.c:334) [ 11.978665][ T70] ? vprintk_emit (kernel/printk/printk.c:2478) [ 11.978667][ T70] vprintk_emit (kernel/printk/printk.c:2479) [ 11.978671][ T70] ? wake_up_klogd_work_func (kernel/printk/printk.c:4603 (discriminator 126)) [ 11.978672][ T70] ? cleanup_net (net/core/net_namespace.c:706) [ 11.978674][ T70] ? worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.978675][ T70] ? kthread (kernel/kthread.c:436) [ 11.978677][ T70] ? ret_from_fork (arch/x86/kernel/process.c:158) [ 11.978680][ T70] ? ret_from_fork_asm (arch/x86/entry/entry_64.S:245) [ 11.978685][ T70] _printk (kernel/printk/printk.c:2504) [ 11.978689][ T70] ? snapshot_read.cold (user.c:?) [ 11.978693][ T70] ? netdev_name (./include/linux/netdevice.h:5709 (discriminator 1)) [ 11.978697][ T70] ? __netdev_printk (net/core/dev.c:13148 (discriminator 2)) [ 11.978700][ T70] netdev_info (net/core/dev.c:13195 (discriminator 3)) [ 11.978703][ T70] ? netdev_notice (net/core/dev.c:13194) [ 11.978707][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.978709][ T70] ? __up_read (kernel/locking/rwsem.c:1397 (discriminator 1)) [ 11.978711][ T70] ? down_write_nested (kernel/locking/rwsem.c:1759) [ 11.978713][ T70] ? mutex_is_locked (./include/linux/instrumented.h:82 ./include/linux/atomic/atomic-instrumented.h:3188 kernel/locking/mutex.h:48 kernel/locking/mutex.c:65) [ 11.978716][ T70] netif_set_allmulti.cold (net/core/dev.c:9731 (discriminator 3)) [ 11.978721][ T70] dev_set_allmulti (net/core/dev_api.c:315) [ 11.978725][ T70] del_nbp (net/bridge/br_if.c:253 net/bridge/br_if.c:341) bridge [ 11.978741][ T70] br_dev_delete (net/bridge/br_if.c:387) bridge [ 11.978750][ T70] br_net_exit_rtnl (net/bridge/br.c:414) bridge [ 11.978758][ T70] ops_undo_list (net/core/net_namespace.c:181 net/core/net_namespace.c:249) [ 11.978762][ T70] ? lockdep_hardirqs_on (kernel/locking/lockdep.c:4488) [ 11.978766][ T70] ? rtnl_net_dumpid_one (net/core/net_namespace.c:1098) [ 11.978768][ T70] ? __lock_release.isra.0 (kernel/locking/lockdep.c:5554) [ 11.978771][ T70] ? idr_destroy (lib/radix-tree.c:310 lib/radix-tree.c:674 lib/radix-tree.c:1563) [ 11.978776][ T70] cleanup_net (net/core/net_namespace.c:706) [ 11.978779][ T70] ? net_passive_dec (./include/linux/llist.h:241) [ 11.978782][ T70] ? lock_acquire (./include/trace/events/lock.h:23 (discriminator 22) kernel/locking/lockdep.c:5871 (discriminator 22)) [ 11.978784][ T70] ? rcu_is_watching (./include/linux/context_tracking.h:128 (discriminator 3) kernel/rcu/tree.c:753 (discriminator 3)) [ 11.978788][ T70] process_one_work (kernel/workqueue.c:3387) [ 11.978794][ T70] ? __queue_delayed_work (kernel/workqueue.c:2622) [ 11.978796][ T70] ? lock_acquire.part.0 (kernel/locking/lockdep.c:5908 (discriminator 2)) [ 11.978804][ T70] worker_thread (kernel/workqueue.c:3470 kernel/workqueue.c:3551) [ 11.978807][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.978809][ T70] ? __kthread_parkme (./include/linux/instrumented.h:82 ./include/asm-generic/bitops/instrumented-non-atomic.h:141 kernel/kthread.c:272) [ 11.978812][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.978814][ T70] ? rescuer_thread (./include/linux/list.h:419 (discriminator 3)) [ 11.978815][ T70] kthread (kernel/kthread.c:436) [ 11.978817][ T70] ? trace_irq_enable.constprop.0 (./include/trace/events/preemptirq.h:40 (discriminator 22)) [ 11.978820][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) [ 11.978823][ T70] ret_from_fork (arch/x86/kernel/process.c:158) [ 11.978826][ T70] ? arch_exit_to_user_mode_prepare.isra.0 (arch/x86/entry/vdso/vma.c:80 (discriminator 1)) [ 11.978829][ T70] ? __switch_to (arch/x86/kernel/process_64.c:403 arch/x86/kernel/process_64.c:663) [ 11.978832][ T70] ? kthread_affine_preferred (kernel/kthread.c:857) Finger prints: __irq_exit_rcu:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print netlink_release:vprintk_emit:dump_stack_lvl:__kmalloc_noprof:put_chars sk_common_release:dump_stack_lvl:__kmalloc_noprof:put_chars:hvc_console_print