-
Mar 3 13:36:36 core2 kernel: [ 4178.687490] perf_fuzzer[31546]: segfault at b ip 000000000042f399 sp 00000000ff9d94f0 error 14 in perf_fuzzer[400000+d1000]
Mar 3 13:36:36 core2 kernel: [ 4178.904372] perf_fuzzer[31551]: segfault at 536d3257 ip 000000000042f399 sp 00000000ff9d94f0 error 14 in perf_fuzzer[400000+d1000]
Mar 3 13:36:36 core2 kernel: [ 4179.002053] perf_fuzzer[31554]: segfault at 0 ip 000000000042f399 sp 00000000ff9d94f0 error 14 in perf_fuzzer[400000+d1000]
Mar 3 13:36:36 core2 kernel: [ 4179.045956] perf_fuzzer[31555]: segfault at 0 ip 000000000042f399 sp 00000000ff9d94f0 error 14 in perf_fuzzer[400000+d1000]
*** perf_fuzzer *** by Vince Weaver
Seeding random number generator with 1393871875
Kernel max sample rate currently: 12500/s
==================================================
Fuzzing the following syscalls:
mmap perf_event_open close read write ioctl fork prctl poll
*NOT* Fuzzing the following syscalls:
Also attempting the following:
signal-handler-on-overflow busy-instruction-loop accessing-perf-proc-and-sys-files trashing-the-mmap-page
*NOT* attempting the following:
==================================================
Iteration 10000
Open attempts: 377075 Successful: 909
EPERM : 19
ENOENT : 968
E2BIG : 40726
EBADF : 5466
EINVAL : 328191
ENOSPC : 216
EOPNOTSUPP : 580
Close attempts: 862 Successful: 862
Read attempts: 827 Successful: 686
Write attempts: 870 Successful: 0
Ioctl attempts: 884 Successful: 312
Mmap attempts: 909 Successful: 258
Prctl attempts: 941 Successful: 941
Fork attempts: 458 Successful: 458
Poll attempts: 889 Successful: 11
Access attempts: 941 Successful: 452
Trash mmap attempts: 876 Successful: 876
Overflows: 3
SIGIOs due to RT signal queue full: 0
[ 5736.556003] ------------[ cut here ]------------
[ 5736.556003] WARNING: CPU: 1 PID: 1636 at kernel/watchdog.c:245 watchdog_overflow_callback+0x9b/0xa6()
[ 5736.556003] Watchdog detected hard LOCKUP on cpu 1
[ 5736.556003] Modules linked in: cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_conservative f71882fg mcs7830 ohci_pci usbnet evdev pcspkr psmouse serio_raw coretemp ohci_hcd i2c_nforce2 video wmi button acpi_cpufreq processor thermal_sys sg ehci_pci ehci_hcd sd_mod usbcore usb_common
[ 5736.556003] CPU: 1 PID: 1636 Comm: perf_fuzzer Tainted: G W 3.14.0-rc5 #32
[ 5736.556003] Hardware name: AOpen DE7000/nMCP7ALPx-DE R1.06 Oct.19.2012, BIOS 080015 10/19/2012
[ 5736.556003] 00000000000000f5 ffff88011fc87bb8 ffffffff81531e61 00000000000000f5
[ 5736.556003] ffff88011fc87c08 ffff88011fc87bf8 ffffffff8103fce4 000078bc000078bc
[ 5736.556003] ffffffff810a95e0 ffff88011b37bc00 0000000000000000 ffff88011fc87d38
[ 5736.556003] Call Trace:
[ 5736.556003] [] dump_stack+0x49/0x60
[ 5736.556003] [] warn_slowpath_common+0x81/0x9b
[ 5736.556003] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 5736.556003] [] warn_slowpath_fmt+0x46/0x48
[ 5736.556003] [] watchdog_overflow_callback+0x9b/0xa6
[ 5736.556003] [] __perf_event_overflow+0x137/0x1c1
[ 5736.556003] [] perf_event_overflow+0x14/0x16
[ 5736.556003] [] intel_pmu_handle_irq+0x2c9/0x35e
[ 5736.556003] [] perf_event_nmi_handler+0x2d/0x4a
[ 5736.556003] [] nmi_handle+0x5e/0x13a
[ 5736.556003] [] do_nmi+0xa7/0x2be
[ 5736.556003] [] end_repeat_nmi+0x1e/0x2e
[ 5736.556003] [] ? perf_swevent_event+0x18/0x74
[ 5736.556003] [] ? perf_swevent_event+0x18/0x74
[ 5736.556003] [] ? perf_swevent_event+0x18/0x74
[ 5736.556003] <> [] __perf_sw_event+0x17e/0x192
[ 5736.556003] [] perf_event_task_sched_out+0x43/0x66
[ 5736.556003] [] ? perf_event_task_sched_out+0x2f/0x66
[ 5736.556003] [] __schedule+0x3c4/0x4e8
[ 5736.556003] [] ? put_ctx+0x58/0x5d
[ 5736.556003] [] schedule+0x73/0x75
[ 5736.556003] [] do_exit+0x943/0x947
[ 5736.556003] [] ? sched_clock_cpu+0x8e/0xaa
[ 5736.556003] [] ? update_context_time+0x11/0x34
[ 5736.556003] [] do_group_exit+0x78/0xa0
[ 5736.556003] [] get_signal_to_deliver+0x46d/0x48a
[ 5736.556003] [] do_signal+0x46/0x5e8
[ 5736.556003] [] ? finish_task_switch+0x57/0xad
[ 5736.556003] [] ? __schedule+0x4b9/0x4e8
[ 5736.556003] [] do_notify_resume+0x2c/0x64
[ 5736.556003] [] retint_signal+0x3d/0x78
[ 5736.556003] ---[ end trace e316e2bd7d603a0a ]---
[ 5736.556003] perf samples too long (6336110 > 20000), lowering kernel.perf_event_max_sample_rate to 6250
[ 5736.556003] INFO: NMI handler (perf_event_nmi_handler) took too long to run: 838.791 msecs
[ 5736.556003] perf samples too long (6286628 > 40000), lowering kernel.perf_event_max_sample_rate to 3250
[ 5736.556003] perf samples too long (6237530 > 76923), lowering kernel.perf_event_max_sample_rate to 1750
[ 5736.556003] perf samples too long (6188816 > 142857), lowering kernel.perf_event_max_sample_rate to 1000
[ 5736.556003] perf samples too long (6140483 > 250000), lowering kernel.perf_event_max_sample_rate to 500
[ 5736.556003] perf samples too long (6092526 > 500000), lowering kernel.perf_event_max_sample_rate to 250
- Possibly related seed 1381331721 core2
[ 319.579277] perf samples too long (2519 > 2500), lowering kerne0
[ 332.220001] ------------[ cut here ]------------
[ 332.220001] WARNING: CPU: 0 PID: 2807 at kernel/watchdog.c:245 watchdog_over)
[ 332.220001] Watchdog detected hard LOCKUP on cpu 0
[ 332.220001] Modules linked in: cpufreq_userspace cpufreq_stats cpufreq_powern
[ 332.220001] CPU: 0 PID: 2807 Comm: perf_fuzzer Not tainted 3.12.0-rc4+ #76
[ 332.220001] Hardware name: AOpen DE7000/nMCP7ALPx-DE R1.06 Oct.19.2012, BI2
[ 332.220001] 00000000000000f5 ffff88011fc07c48 ffffffff8151ab96 ffff88011fc08
[ 332.220001] ffffffff8103cd68 ffffffff817fac92 ffffffff810a0fe3 ffff88011b310
[ 332.220001] ffff88011fc07ef8 ffff88011fc07d58 0000000000000000 ffff88011fc08
[ 332.220001] Call Trace:
[ 332.220001] [] ? dump_stack+0x41/0x53
[ 332.220001] [] ? warn_slowpath_common+0x81/0x9c
[ 332.220001] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 332.220001] [] ? warn_slowpath_fmt+0x46/0x48
[ 332.220001] [] ? watchdog_overflow_callback+0x9/0xa6
[ 332.220001] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 332.220001] [] ? __perf_event_overflow+0x12e/0x1ab
[ 332.220001] [] ? intel_pmu_save_and_restart+0xe/0x22
[ 332.220001] [] ? intel_pmu_handle_irq+0x2b8/0x34d
[ 332.220001] [] ? ftrace_call+0x5/0x2f
[ 332.220001] [] ? dump_trace+0x229/0x248
[ 332.220001] [] ? perf_event_nmi_handler+0x24/0x3d
[ 332.220001] [] ? nmi_handle+0x5e/0x13a
[ 332.220001] [] ? rcu_nmi_enter+0x9/0x5b
[ 332.220001] [] ? do_nmi+0xa7/0x2bd
[ 332.220001] [] ? end_repeat_nmi+0x1e/0x2e
[ 332.220001] [] ? dump_trace+0x229/0x248
[ 332.220001] [] ? dump_trace+0x229/0x248
[ 332.220001] [] ? dump_trace+0x229/0x248
[ 332.220001] <> [] ? perf_output_begin+0x19/07
[ 332.220001] [] ? perf_callchain+0x102/0x1a3
[ 332.220001] [] ? perf_prepare_sample+0x77/0x2f4
[ 332.220001] [] ? __perf_event_overflow+0x146/0x1ab
[ 332.220001] [] ? __perf_event_overflow+0x19c/0x1ab
[ 332.220001] [] ? perf_tp_event+0xe9/0x1f6
[ 332.220001] [] ? perf_swevent_overflow+0x3f/0x58
[ 332.220001] [] ? perf_tp_event+0xe9/0x1f6
[ 332.220001] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 332.220001] [] ? perf_event_wakeup+0x8c/0xa1
[ 332.220001] [] ? kill_fasync+0xb/0x86
[ 332.220001] [] ? perf_event_wakeup+0x8c/0xa1
[ 332.220001] [] ? perf_ftrace_function_call+0xc7/0xd1
[ 332.220001] [] ? kill_fasync+0xb/0x86
[ 332.220001] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 332.220001] [] ? kill_fasync+0xb/0x86
[ 332.220001] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 332.220001] [] ? ftrace_call+0x5/0x2f
[ 332.220001] [] ? ftrace_call+0x5/0x2f
[ 332.220001] [] ? __wake_up_common+0x16/0x84
[ 332.220001] [] ? kill_fasync+0x10/0x86
[ 332.220001] [] ? __wake_up+0x39/0x4c
[ 332.220001] [] ? _raw_spin_unlock_irqrestore+0x9/0x11
[ 332.220001] [] ? kill_fasync+0x10/0x86
[ 332.220001] [] ? perf_event_wakeup+0x8c/0xa1
[ 332.220001] [] ? irq_enter+0xe/0x6d
[ 332.220001] [] ? __irq_work_run+0x5f/0x7b
[ 332.220001] [] ? smp_trace_irq_work_interrupt+0xe/0x7e
[ 332.220001] [] ? smp_trace_irq_work_interrupt+0x4b/0x7e
[ 332.220001] [] ? trace_irq_work_interrupt+0x6a/0x70
[ 332.220001] [] ? finish_task_switch+0x57/0x98
[ 332.220001] [] ? finish_task_switch+0x46/0x98
[ 332.220001] [] ? __schedule+0x4f7/0x54b
[ 332.220001] [] ? schedule+0x9/0x65
[ 332.220001] [] ? freezable_schedule+0x16/0x23
[ 332.220001] [] ? ptrace_stop+0x13c/0x213
[ 332.220001] [] ? __task_pid_nr_ns+0x9/0x7b
[ 332.220001] [] ? ptrace_do_notify+0x85/0x92
[ 332.220001] [] ? ptrace_notify+0x65/0x7a
[ 332.220001] [] ? ptrace_report_syscall+0x27/0x77
[ 332.220001] [] ? syscall_trace_enter+0x61/0xce
[ 332.220001] [] ? tracesys+0x71/0xd9
[ 332.220001] ---[ end trace 7596bd3ddfbf3920 ]---
-
Another possible: 1281331721 core2
[ 849.348017] ------------[ cut here ]------------
[ 849.348017] WARNING: CPU: 0 PID: 2763 at kernel/watchdog.c:245 watchdog_over)
[ 849.348017] Watchdog detected hard LOCKUP on cpu 0
[ 849.348017] Modules linked in: cpufreq_userspace cpufreq_stats cpufreq_powern
[ 849.348017] CPU: 0 PID: 2763 Comm: perf_fuzzer Not tainted 3.12.0-rc4+ #76
[ 849.348017] Hardware name: AOpen DE7000/nMCP7ALPx-DE R1.06 Oct.19.2012, BI2
[ 849.348017] 00000000000000f5 ffff88011fc07c48 ffffffff8151ab96 ffff88011fc08
[ 849.348017] ffffffff8103cd68 ffffffff817fac92 ffffffff810a0fe3 ffff88011b310
[ 849.348017] ffff88011fc07ef8 ffff88011fc07d58 0000000000000000 ffff88011fc08
[ 849.348017] Call Trace:
[ 849.348017] [] ? dump_stack+0x41/0x53
[ 849.348017] [] ? warn_slowpath_common+0x81/0x9c
[ 849.348017] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 849.348017] [] ? warn_slowpath_fmt+0x46/0x48
[ 849.348017] [] ? watchdog_overflow_callback+0x9/0xa6
[ 849.348017] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 849.348017] [] ? __perf_event_overflow+0x12e/0x1ab
[ 849.348017] [] ? intel_pmu_save_and_restart+0xe/0x22
[ 849.348017] [] ? intel_pmu_handle_irq+0x2b8/0x34d
[ 849.348017] [] ? ftrace_call+0x5/0x2f
[ 849.348017] [] ? perf_tp_event+0x88/0x1f6
[ 849.348017] [] ? perf_event_nmi_handler+0x24/0x3d
[ 849.348017] [] ? nmi_handle+0x5e/0x13a
[ 849.348017] [] ? rcu_nmi_enter+0x9/0x5b
[ 849.348017] [] ? do_nmi+0xa7/0x2bd
[ 849.348017] [] ? end_repeat_nmi+0x1e/0x2e
[ 849.348017] [] ? perf_tp_event+0x88/0x1f6
[ 849.348017] [] ? perf_tp_event+0x88/0x1f6
[ 849.348017] [] ? perf_tp_event+0x88/0x1f6
[ 849.348017] <> [] ? ftrace_call+0x5/0x2f
[ 849.348017] [] ? perf_tp_event+0xe9/0x1f6
[ 849.348017] [] ? perf_event_wakeup+0x8c/0xa1
[ 849.348017] [] ? kill_fasync+0xb/0x86
[ 849.348017] [] ? perf_event_wakeup+0x8c/0xa1
[ 849.348017] [] ? perf_ftrace_function_call+0xc7/0xd1
[ 849.348017] [] ? kill_fasync+0xb/0x86
[ 849.348017] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 849.348017] [] ? kill_fasync+0xb/0x86
[ 849.348017] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 849.348017] [] ? ftrace_call+0x5/0x2f
[ 849.348017] [] ? rcu_irq_enter+0xd/0x75
[ 849.348017] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 849.348017] [] ? ftrace_call+0x5/0x2f
[ 849.348017] [] ? smp_trace_irq_work_interrupt+0xe/0x7e
[ 849.348017] [] ? kill_fasync+0x10/0x86
[ 849.348017] [] ? kill_fasync+0x10/0x86
[ 849.348017] [] ? perf_event_wakeup+0x8c/0xa1
[ 849.348017] [] ? irq_enter+0xe/0x6d
[ 849.348017] [] ? __irq_work_run+0x5f/0x7b
[ 849.348017] [] ? smp_trace_irq_work_interrupt+0xe/0x7e
[ 849.348017] [] ? smp_trace_irq_work_interrupt+0x4b/0x7e
[ 849.348017] [] ? trace_irq_work_interrupt+0x6a/0x70
[ 849.348017] [] ? _raw_spin_unlock_irqrestore+0xf/0x11
[ 849.348017] [] ? rcu_process_callbacks+0x4a4/0x4b8
[ 849.348017] [] ? ftrace_ops_control_func+0x9a/0xc8
[ 849.348017] [] ? run_timer_softirq+0x16/0x1ef
[ 849.348017] [] ? rcu_bh_qs+0x9/0x22
[ 849.348017] [] ? __do_softirq+0x102/0x208
[ 849.348017] [] ? ftrace_call+0x5/0x2f
[ 849.348017] [] ? call_softirq+0x1c/0x30
[ 849.348017] [] ? do_softirq+0x38/0x6d
[ 849.348017] [] ? irq_exit+0x45/0xa1
[ 849.348017] [] ? smp_trace_apic_timer_interrupt+0x83/0x91
[ 849.348017] [] ? trace_apic_timer_interrupt+0x6a/0x70
[ 849.348017] [] ? finish_task_switch+0x57/0x98
[ 849.348017] [] ? __schedule+0x4f7/0x54b
[ 849.348017] [] ? schedule+0x9/0x65
[ 849.348017] [] ? retint_careful+0xd/0x21
-
199.784001] ------------[ cut here ]------------
[ 199.784001] WARNING: CPU: 0 PID: 2801 at kernel/watchdog.c:245 watchdog_overflow_callback+0x9b/0xa6()
[ 199.784001] Watchdog detected hard LOCKUP on cpu 0
[ 199.784001] Modules linked in: cpufreq_userspace cpufreq_stats cpufreq_powersave cpufreq_conservative f71882fg evdev mcs7830 usbnet coretemp pcspkr psmouse serio_raw acpi_cpufreq wmi video ohci_pci processor button ohci_hcd i2c_nforce2 thermal_sys sg ehci_pci ehci_hcd sd_mod usbcore usb_common
[ 199.784001] CPU: 0 PID: 2801 Comm: perf_fuzzer Not tainted 3.12.0 #4
[ 199.784001] Hardware name: AOpen DE7000/nMCP7ALPx-DE R1.06 Oct.19.2012, BIOS 080015 10/19/2012
[ 199.784001] 00000000000000f5 ffff88011fc07bc8 ffffffff8151d8ec 00000000000000f5
[ 199.784001] ffff88011fc07c18 ffff88011fc07c08 ffffffff8103cda9 ffff88011fc07bf8
[ 199.784001] ffffffff810a137f ffff88011b313400 0000000000000000 ffff88011fc07d48
[ 199.784001] Call Trace:
[ 199.784001] [] dump_stack+0x49/0x5d
[ 199.784001] [] warn_slowpath_common+0x81/0x9b
[ 199.784001] [] ? watchdog_overflow_callback+0x9b/0xa6
[ 199.784001] [] warn_slowpath_fmt+0x46/0x48
[ 199.784001] [] watchdog_overflow_callback+0x9b/0xa6
[ 199.784001] [] __perf_event_overflow+0x137/0x1c1
[ 199.784001] [] perf_event_overflow+0x14/0x16
[ 199.784001] [] intel_pmu_handle_irq+0x2b8/0x34d
[ 199.784001] [] perf_event_nmi_handler+0x2d/0x4a
[ 199.784001] [] nmi_handle+0x5e/0x13a
[ 199.784001] [] do_nmi+0xa8/0x2c0
[ 199.784001] [] end_repeat_nmi+0x1e/0x2e
[ 199.784001] [] ? _raw_spin_lock+0x26/0x2a
[ 199.784001] [] ? _raw_spin_lock+0x26/0x2a
[ 199.784001] [] ? _raw_spin_lock+0x26/0x2a
[ 199.784001] <> [] load_balance+0x2f2/0x609
[ 199.784001] [] idle_balance+0x9a/0x10c
[ 199.784001] [] __schedule+0x290/0x54b
[ 199.784001] [] ? __hrtimer_start_range_ns+0x2ed/0x2ff
[ 199.784001] [] schedule+0x64/0x66
[ 199.784001] [] schedule_hrtimeout_range_clock+0xed/0x134
[ 199.784001] [] ? update_rmtp+0x65/0x65
[ 199.784001] [] ? hrtimer_start_range_ns+0x14/0x16
[ 199.784001] [] schedule_hrtimeout_range+0x13/0x15
[ 199.784001] [] poll_schedule_timeout+0x48/0x64
[ 199.784001] [] do_sys_poll+0x437/0x4d5
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] ? __pollwait+0xcc/0xcc
[ 199.784001] [] SyS_poll+0x53/0xbc
[ 199.784001] [] system_call_fastpath+0x1a/0x1f
[ 199.784001] ---[ end trace 1de1e48ddacc5178 ]---
-
[106657.412003] ------------[ cut here ]------------
[106657.412003] WARNING: CPU: 1 PID: 4131 at kernel/watchdog.c:245 watchdog_ove)
[106657.412003] Watchdog detected hard LOCKUP on cpu 1
[106657.412003] Modules linked in: cpufreq_userspace cpufreq_stats cpufreq_powed
[106657.412003] CPU: 1 PID: 4131 Comm: perf_fuzzer Not tainted 3.12.0 #2
[106657.412003] Hardware name: AOpen DE7000/nMCP7ALPx-DE R1.06 Oct.19.2012, B2
[106657.412003] 00000000000000f5 ffff88011fc87c48 ffffffff8151aad6 ffff88011fc8
[106657.412003] ffffffff8103cd68 0000000100000000 ffffffff810a101c ffff88011b30
[106657.412003] ffff88011fc87ef8 ffff88011fc87d58 0000000000000000 ffff88011fc8
[106657.412003] Call Trace:
[106657.412003] [] ? dump_stack+0x41/0x53
[106657.412003] [] ? warn_slowpath_common+0x81/0x9c
[106657.412003] [] ? watchdog_overflow_callback+0x9b/0xa6
[106657.412003] [] ? warn_slowpath_fmt+0x46/0x48
[106657.412003] [] ? watchdog_overflow_callback+0x9b/0xa6
[106657.412003] [] ? __perf_event_overflow+0x12e/0x1ab
[106657.412003] [] ? intel_pmu_lbr_read+0x253/0x349
[106657.412003] [] ? intel_pmu_handle_irq+0x2b8/0x34d
[106657.412003] [] ? nmi_handle+0xa8/0x13a
[106657.412003] [] ? perf_event_nmi_handler+0x24/0x3d
[106657.412003] [] ? nmi_handle+0x5e/0x13a
[106657.412003] [] ? do_nmi+0xa7/0x2bd
[106657.412003] [] ? end_repeat_nmi+0x1e/0x2e
[106657.412003] [] ? do_send_sig_info+0x73/0x75
[106657.412003] [] ? do_send_sig_info+0x73/0x75
[106657.412003] [] ? do_send_sig_info+0x73/0x75
[106657.412003] <> [] ? send_sigio_to_task+0xeb5
[106657.412003] [] ? send_sigio+0xaa/0xdd
[106657.412003] [] ? kill_fasync+0x69/0x86
[106657.412003] [] ? perf_event_wakeup+0x8c/0xa1
[106657.412003] [] ? __irq_work_run+0x5f/0x7b
[106657.412003] [] ? smp_trace_irq_work_interrupt+0x4b/0x7e
[106657.412003] [] ? trace_irq_work_interrupt+0x6a/0x70
[106657.412003] [] ? _raw_spin_unlock_irqrestore+0xf/0x11
[106657.412003] [] ? rcu_process_callbacks+0x4a4/0x4b8
[106657.412003] [] ? __do_softirq+0x102/0x208
[106657.412003] [] ? call_softirq+0x1c/0x30
[106657.412003] [] ? do_softirq+0x38/0x6d
[106657.412003] [] ? irq_exit+0x45/0xa1
[106657.412003] [] ? smp_trace_apic_timer_interrupt+0x83/0x91
[106657.412003] [] ? trace_apic_timer_interrupt+0x6a/0x70
[106657.412003]
[106657.412003] ---[ end trace ff266ee4a75ddbbf ]---