*** perf_fuzzer 0.28 *** by Vince Weaver
Linux version 3.14.0+ x86_64
Processor: Intel 6/60/3
Seeding random number generator with 1396279266
/proc/sys/kernel/perf_event_max_sample_rate currently: 12500/s
/proc/sys/kernel/perf_event_paranoid currently: 1
Logging perf_event_open() failures: no
Running fsync after every syscall: no
Run as: ./perf_fuzzer -t OCIRMQWPFpAi -s 50000
Pid=28059, sleeping 1s
[ 5498.573458] BUG: unable to handle kernel NULL pointer dereference at 00000000
0000006c
[ 5498.585181] IP: [] kfree+0x91/0x220
[ 5498.593887] PGD 0
[ 5498.599365] Oops: 0000 [#1] SMP
[ 5498.606127] Dumping ftrace buffer:
[ 5498.612973] (ftrace buffer empty)
[ 5498.619868] Modules linked in: nfsd auth_rpcgss oid_registry nfs_acl nfs lock
d fscache sunrpc fuse snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp c
oretemp i915 kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel drm_kms_helpe
r snd_hda_codec_realtek tpm_tis tpm snd_hda_codec_generic aesni_intel aes_x86_64
drm lrw mei_me mei parport_pc gf128mul iTCO_wdt iTCO_vendor_support battery vid
eo parport i2c_algo_bit i2c_i801 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm w
mi psmouse pcspkr i2c_core button processor serio_raw snd_seq snd_seq_device lpc
_ich snd_timer glue_helper ablk_helper evdev cryptd snd mfd_core soundcore sg sd
_mod sr_mod crc_t10dif cdrom crct10dif_common hid_generic usbhid hid ehci_pci ah
ci xhci_hcd e1000e ehci_hcd libahci libata ptp crc32c_intel usbcore scsi_mod pps
_core usb_common fan thermal thermal_sys
[ 5498.720303] CPU: 1 PID: 13 Comm: ksoftirqd/1 Tainted: G W 3.14.0+ #
14
[ 5498.731359] Hardware name: LENOVO 10AM000AUS/SHARKBAY, BIOS FBKT72AUS 01/26/2
014
[ 5498.742532] task: ffff880118f4ca80 ti: ffff880118f52000 task.ti: ffff880118f5
2000
[ 5498.753722] RIP: 0010:[] [] kfree+0x91/0
x220
[ 5498.764966] RSP: 0018:ffff880118f53cf0 EFLAGS: 00010046
[ 5498.773911] RAX: ffffea000005b150 RBX: ffff880114fc4110 RCX: ffffffffffffffe8
[ 5498.784831] RDX: ffffea000005b150 RSI: 0000000000000000 RDI: ffffffff81a06ba0
[ 5498.795763] RBP: ffff880118f53d20 R08: 0000000000000000 R09: 0000000000000010
[ 5498.806617] R10: ffffea0003ceed10 R11: ff00007ffe000000 R12: ffffffff81a06ba0
[ 5498.817550] R13: 0000000000000286 R14: 0000000001a06ba0 R15: 0000000000000000
[ 5498.828515] FS: 0000000000000000(0000) GS:ffff88011ea40000(0000) knlGS:00000
00000000000
[ 5498.840520] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 5498.849929] CR2: 000000000000006c CR3: 000000000180e000 CR4: 00000000001407e0
[ 5498.860847] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[ 5498.871762] DR3: 000000000072a000 DR6: 00000000fffe0ff0 DR7: 0000000000000600
[ 5498.882707] Stack:
[ 5498.888160] 0000000000000001 ffff880114fc4110 ffff880114fc2940 ffff880114fc4
930
[ 5498.899533] 000000000000000a ffff8801181a2820 ffff880118f53d30 ffffffff81105
26e
[ 5498.910958] ffff880118f53d48 ffffffff810620ca ffff880114fc4110 ffff880118f53
d68
[ 5498.922378] Call Trace:
[ 5498.928288] [] ftrace_graph_exit_task+0x1e/0x20
[ 5498.938203] [] free_task+0x3a/0x60
[ 5498.946908] [] __put_task_struct+0x8f/0x130
[ 5498.956409] [] delayed_put_task_struct+0x78/0x80
[ 5498.966421] [] rcu_process_callbacks+0x1e6/0x580
[ 5498.976348] [] __do_softirq+0xf5/0x290
[ 5498.985233] [] run_ksoftirqd+0x30/0x50
[ 5498.994077] [] smpboot_thread_fn+0xff/0x1b0
[ 5499.003284] [] ? SyS_setgroups+0x1a0/0x1a0
[ 5499.012310] [] kthread+0xd2/0xf0
[ 5499.020314] [] ? kthread_create_on_node+0x180/0x180
[ 5499.030054] [] ret_from_fork+0x7c/0xb0
[ 5499.038575] [] ? kthread_create_on_node+0x180/0x180
[ 5499.048264] Code: 00 48 c1 e2 06 48 29 c2 48 b8 00 00 00 00 00 ea ff ff 48 01
c2 48 8b 02 f6 c4 80 0f 85 03 01 00 00 48 89 d0 4c 8b 78 30 4c 89 e7 <49> 63 77
6c e8 16 42 19 00 65 8b 04 25 c4 b0 00 00 83 3d 7f b9
[ 5499.076043] RIP [] kfree+0x91/0x220
[ 5499.084437] RSP
[ 5499.090962] CR2: 000000000000006c
[ 5499.305409] ---[ end trace 9fd1de8fe3e4eea1 ]---
[ 5499.313185] Kernel panic - not syncing: Fatal exception in interrupt
[ 5499.322890] Dumping ftrace buffer:
[ 5499.329430] (ftrace buffer empty)
[ 5499.336136] Kernel Offset: 0x0 from 0xffffffff81000000 (relocation range: 0xf
fffffff80000000-0xffffffff9fffffff)
[ 5499.350088] drm_kms_helper: panic occurred, switching back to text console
[ 5499.360490] ------------[ cut here ]------------
[ 5499.368379] WARNING: CPU: 1 PID: 13 at arch/x86/kernel/smp.c:124 native_smp_s
end_reschedule+0x5d/0x60()
[ 5499.381493] Modules linked in: nfsd auth_rpcgss oid_registry nfs_acl nfs lock
d fscache sunrpc fuse snd_hda_codec_hdmi x86_pkg_temp_thermal intel_powerclamp c
oretemp i915 kvm crct10dif_pclmul crc32_pclmul ghash_clmulni_intel drm_kms_helpe
r snd_hda_codec_realtek tpm_tis tpm snd_hda_codec_generic aesni_intel aes_x86_64
drm lrw mei_me mei parport_pc gf128mul iTCO_wdt iTCO_vendor_support battery vid
eo parport i2c_algo_bit i2c_i801 snd_hda_intel snd_hda_codec snd_hwdep snd_pcm w
mi psmouse pcspkr i2c_core button processor serio_raw snd_seq snd_seq_device lpc
_ich snd_timer glue_helper ablk_helper evdev cryptd snd mfd_core soundcore sg sd
_mod sr_mod crc_t10dif cdrom crct10dif_common hid_generic usbhid hid ehci_pci ah
ci xhci_hcd e1000e ehci_hcd libahci libata ptp crc32c_intel usbcore scsi_mod pps
_core usb_common fan thermal thermal_sys
[ 5499.482836] CPU: 1 PID: 13 Comm: ksoftirqd/1 Tainted: G D W 3.14.0+ #
14
[ 5499.494069] Hardware name: LENOVO 10AM000AUS/SHARKBAY, BIOS FBKT72AUS 01/26/2
014
[ 5499.505369] 0000000000000009 ffff88011ea43d98 ffffffff8155a210 0000000000000
000
[ 5499.516960] ffff88011ea43dd0 ffffffff810651ad 0000000000000000 ffff88011ea14
340
[ 5499.528525] 0000000000000001 0000000000000001 000000000000e288 ffff88011ea43
de0
[ 5499.540031] Call Trace:
[ 5499.546011] [] dump_stack+0x45/0x56
[ 5499.555610] [] warn_slowpath_common+0x7d/0xa0
[ 5499.565324] [] warn_slowpath_null+0x1a/0x20
[ 5499.574798] [] native_smp_send_reschedule+0x5d/0x60
[ 5499.584855] [] trigger_load_balance+0x142/0x1b0
[ 5499.594543] [] scheduler_tick+0x97/0xd0
[ 5499.603446] [] update_process_times+0x60/0x70
[ 5499.612886] [] tick_sched_handle.isra.16+0x25/0x60
[ 5499.622822] [] tick_sched_timer+0x41/0x60
[ 5499.631807] [] __run_hrtimer+0x83/0x1e0
[ 5499.640649] [] ? tick_sched_handle.isra.16+0x60/0x60
[ 5499.650677] [] hrtimer_interrupt+0xf7/0x240
[ 5499.659808] [] local_apic_timer_interrupt+0x37/0x60
[ 5499.669745] [] smp_apic_timer_interrupt+0x3f/0x60
[ 5499.679487] [] apic_timer_interrupt+0x6d/0x80
[ 5499.688859] [] ? panic+0x196/0x1d7
[ 5499.697881] [] ? panic+0xfd/0x1d7
[ 5499.706063] [] ? console_unlock+0x1e8/0x3f0
[ 5499.715181] [] oops_end+0xd3/0xe0
[ 5499.723480] [] no_context+0x27e/0x28b
[ 5499.732094] [] __bad_area_nosemaphore+0x73/0x1ca
[ 5499.741773] [] bad_area_nosemaphore+0x13/0x15
[ 5499.751080] [] __do_page_fault+0x91/0x520
[ 5499.760053] [] ? try_to_wake_up+0x1e6/0x290
[ 5499.769148] [] ? free_one_page+0x317/0x320
[ 5499.778152] [] do_page_fault+0x22/0x30
[ 5499.786757] [] page_fault+0x28/0x30
[ 5499.795141] [] ? kfree+0x91/0x220
[ 5499.803349] [] ftrace_graph_exit_task+0x1e/0x20
[ 5499.812773] [] free_task+0x3a/0x60
[ 5499.821011] [] __put_task_struct+0x8f/0x130
[ 5499.830107] [] delayed_put_task_struct+0x78/0x80
[ 5499.839681] [] rcu_process_callbacks+0x1e6/0x580
[ 5499.849249] [] __do_softirq+0xf5/0x290
[ 5499.857891] [] run_ksoftirqd+0x30/0x50
[ 5499.866511] [] smpboot_thread_fn+0xff/0x1b0
[ 5499.875561] [] ? SyS_setgroups+0x1a0/0x1a0
[ 5499.884545] [] kthread+0xd2/0xf0
[ 5499.892585] [] ? kthread_create_on_node+0x180/0x180
[ 5499.902385] [] ret_from_fork+0x7c/0xb0
[ 5499.910841] [] ? kthread_create_on_node+0x180/0x180
[ 5499.920469] ---[ end trace 9fd1de8fe3e4eea2 ]---