*** perf_fuzzer 0.28 *** by Vince Weaver
Linux version 3.15.0-rc1+ x86_64
Processor: Intel 6/60/3
Seeding random number generator with 1399389316
/proc/sys/kernel/perf_event_max_sample_rate currently: 250/s
/proc/sys/kernel/perf_event_paranoid currently: 1
Logging perf_event_open() failures: no
Running fsync after every syscall: no
To reproduce, try: ./perf_fuzzer -t OCIRMQWPFpAi -s 50000 -r 1399389316
Pid=12743, sleeping 1s
==================================================
Fuzzing the following syscalls:
mmap perf_event_open close read write ioctl fork prctl poll
*NOT* Fuzzing the following syscalls:
Also attempting the following:
busy-instruction-loop accessing-perf-proc-and-sys-files trashing-the-mma
p-page
*NOT* attempting the following:
signal-handler-on-overflow
==================================================
^C
[87536.479011] ------------[ cut here ]------------
[87536.484553] WARNING: CPU: 1 PID: 11978 at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0()
[87536.493994] list_del corruption. prev->next should be ffff8800ce684810, but was 6b6b6b6b6b6b6b6b
[87536.503915] Modules linked in: fuse x86_pkg_temp_thermal intel_powerclamp coretemp kvm snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_realtek snd_hda_codec_generic i915 aesni_intel snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_seq snd_timer snd_seq_device tpm_tis ppdev snd aes_x86_64 parport_pc tpm evdev mei_me drm_kms_helper iTCO_wdt drm soundcore lrw gf128mul glue_helper iTCO_vendor_support wmi ablk_helper i2c_algo_bit button battery processor mei psmouse parport pcspkr serio_raw cryptd i2c_i801 video i2c_core lpc_ich mfd_core sd_mod sr_mod crc_t10dif cdrom crct10dif_common ahci libahci ehci_pci e1000e libata xhci_hcd ehci_hcd ptp crc32c_intel usbcore scsi_mod pps_core usb_common fan thermal thermal_sys
[87536.581372] CPU: 1 PID: 11978 Comm: perf_fuzzer Tainted: G W 3.15.0-rc1+ #104
[87536.590762] Hardware name: LENOVO 10AM000AUS/SHARKBAY, BIOS FBKT72AUS 01/26/2014
[87536.599435] 0000000000000009 ffff880117b57ad8 ffffffff81649ca0 ffff880117b57b20
[87536.608228] ffff880117b57b10 ffffffff810646ad ffff8800ce684800 ffff880036a64000
[87536.616970] ffff8800ce684810 ffff8800ce684800 0000000000000001 ffff880117b57b70
[87536.625688] Call Trace:
[87536.629039] [] dump_stack+0x45/0x56
[87536.635247] [] warn_slowpath_common+0x7d/0xa0
[87536.642374] [] warn_slowpath_fmt+0x4c/0x50
[87536.649211] [] __list_del_entry+0xa1/0xd0
[87536.655953] [] list_del_event+0xe4/0xf0
[87536.662477] [] perf_remove_from_context+0xb0/0x120
[87536.670005] [] perf_event_release_kernel+0x3f/0x80
[87536.677530] [] put_event+0xd3/0x100
[87536.683702] [] ? put_event+0x30/0x100
[87536.690047] [] perf_release+0x15/0x20
[87536.696292] [] __fput+0xdc/0x1e0
[87536.702191] [] ____fput+0xe/0x10
[87536.708038] [] task_work_run+0xc4/0xe0
[87536.714503] [] do_exit+0x2cc/0xa50
[87536.720546] [] ? get_signal_to_deliver+0x249/0x650
[87536.728117] [] do_group_exit+0x4c/0xc0
[87536.734480] [] get_signal_to_deliver+0x291/0x650
[87536.741814] [] do_signal+0x48/0x990
[87536.747877] [] ? finish_task_switch+0x7d/0x120
[87536.754994] [] ? _raw_spin_unlock_irq+0x27/0x40
[87536.762243] [] ? finish_task_switch+0x7d/0x120
[87536.769465] [] ? finish_task_switch+0x3f/0x120
[87536.776622] [] do_notify_resume+0x70/0xa0
[87536.783323] [] retint_signal+0x48/0x8c
[87536.789726] ---[ end trace 2b5a3d32e8d767a7 ]---
[87537.231116] ------------[ cut here ]------------
[87537.238622] WARNING: CPU: 1 PID: 5694 at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0()
[87537.250022] list_del corruption. prev->next should be ffff88003697d010, but was 6b6b6b6b6b6b6b6b
[87537.262134] Modules linked in: fuse x86_pkg_temp_thermal intel_powerclamp coretemp kvm snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_realtek snd_hda_codec_generic i915 aesni_intel snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_seq snd_timer snd_seq_device tpm_tis ppdev snd aes_x86_64 parport_pc tpm evdev mei_me drm_kms_helper iTCO_wdt drm soundcore lrw gf128mul glue_helper iTCO_vendor_support wmi ablk_helper i2c_algo_bit button battery processor mei psmouse parport pcspkr serio_raw cryptd i2c_i801 video i2c_core lpc_ich mfd_core sd_mod sr_mod crc_t10dif cdrom crct10dif_common ahci libahci ehci_pci e1000e libata xhci_hcd ehci_hcd ptp crc32c_intel usbcore scsi_mod pps_core usb_common fan thermal thermal_sys
[87537.350071] CPU: 1 PID: 5694 Comm: perf_fuzzer Tainted: G W 3.15.0-rc1+ #104
[87537.362120] Hardware name: LENOVO 10AM000AUS/SHARKBAY, BIOS FBKT72AUS 01/26/2014
[87537.373623] 0000000000000009 ffff88011780bad8 ffffffff81649ca0 ffff88011780bb20
[87537.385332] ffff88011780bb10 ffffffff810646ad ffff88003697d000 ffff8800cf2bd000
[87537.397049] ffff88003697d010 ffff88003697d000 0000000000000001 ffff88011780bb70
[87537.408852] Call Trace:
[87537.415220] [] dump_stack+0x45/0x56
[87537.424550] [] warn_slowpath_common+0x7d/0xa0
[87537.434876] [] warn_slowpath_fmt+0x4c/0x50
[87537.444923] [] __list_del_entry+0xa1/0xd0
[87537.454848] [] list_del_event+0xe4/0xf0
[87537.464638] [] perf_remove_from_context+0xb0/0x120
[87537.475461] [] perf_event_release_kernel+0x3f/0x80
[87537.486265] [] put_event+0xd3/0x100
[87537.495776] [] ? put_event+0x30/0x100
[87537.505405] [] perf_release+0x15/0x20
[87537.515112] [] __fput+0xdc/0x1e0
[87537.524426] [] ____fput+0xe/0x10
[87537.533695] [] task_work_run+0xc4/0xe0
[87537.543618] [] do_exit+0x2cc/0xa50
[87537.553129] [] ? get_signal_to_deliver+0x249/0x650
[87537.564205] [] do_group_exit+0x4c/0xc0
[87537.574142] [] get_signal_to_deliver+0x291/0x650
[87537.585042] [] do_signal+0x48/0x990
[87537.594644] [] ? finish_task_switch+0x7d/0x120
[87537.605102] [] ? _raw_spin_unlock_irq+0x27/0x40
[87537.615521] [] ? finish_task_switch+0x3f/0x120
[87537.625663] [] do_notify_resume+0x70/0xa0
[87537.635166] [] retint_signal+0x48/0x8c
[87537.644367] ---[ end trace 2b5a3d32e8d767a8 ]---
[87541.568852] ------------[ cut here ]------------
[87541.577199] WARNING: CPU: 1 PID: 5694 at lib/list_debug.c:59 __list_del_entry+0xa1/0xd0()
[87541.589363] list_del corruption. prev->next should be ffff8800cdfed810, but was 6b6b6b6b6b6b6b6b
[87541.602267] Modules linked in: fuse x86_pkg_temp_thermal intel_powerclamp coretemp kvm snd_hda_codec_hdmi crct10dif_pclmul crc32_pclmul ghash_clmulni_intel snd_hda_codec_realtek snd_hda_codec_generic i915 aesni_intel snd_hda_intel snd_hda_controller snd_hda_codec snd_hwdep snd_pcm snd_seq snd_timer snd_seq_device tpm_tis ppdev snd aes_x86_64 parport_pc tpm evdev mei_me drm_kms_helper iTCO_wdt drm soundcore lrw gf128mul glue_helper iTCO_vendor_support wmi ablk_helper i2c_algo_bit button battery processor mei psmouse parport pcspkr serio_raw cryptd i2c_i801 video i2c_core lpc_ich mfd_core sd_mod sr_mod crc_t10dif cdrom crct10dif_common ahci libahci ehci_pci e1000e libata xhci_hcd ehci_hcd ptp crc32c_intel usbcore scsi_mod pps_core usb_common fan thermal thermal_sys
[87541.692626] CPU: 1 PID: 5694 Comm: perf_fuzzer Tainted: G W 3.15.0-rc1+ #104
[87541.705282] Hardware name: LENOVO 10AM000AUS/SHARKBAY, BIOS FBKT72AUS 01/26/2014
[87541.717333] 0000000000000009 ffff88011780baf8 ffffffff81649ca0 ffff88011780bb40
[87541.729445] ffff88011780bb30 ffffffff810646ad ffff8800cdfed800 ffff8800cf2bd000
[87541.741712] ffff8800cdfed810 ffff8800cdfed800 0000000000000001 ffff88011780bb90
[87541.753980] Call Trace:
[87541.760749] [] dump_stack+0x45/0x56
[87541.770475] [] warn_slowpath_common+0x7d/0xa0
[87541.781089] [] warn_slowpath_fmt+0x4c/0x50
[87541.791465] [] __list_del_entry+0xa1/0xd0
[87541.801773] [] list_del_event+0xe4/0xf0
[87541.811853] [] perf_remove_from_context+0xb0/0x120
[87541.822965] [] perf_event_release_kernel+0x3f/0x80
[87541.834111] [] put_event+0xd3/0x100
[87541.843821] [] ? put_event+0x30/0x100
[87541.853752] [] __perf_event_exit_task.isra.79+0xd1/0x120
[87541.865386] [] perf_event_exit_task+0x206/0x260
[87541.876240] [] do_exit+0x2d9/0xa50
[87541.885869] [] ? get_signal_to_deliver+0x249/0x650
[87541.896974] [] do_group_exit+0x4c/0xc0
[87541.907010] [] get_signal_to_deliver+0x291/0x650
[87541.917964] [] do_signal+0x48/0x990
[87541.927735] [] ? finish_task_switch+0x7d/0x120
[87541.938519] [] ? _raw_spin_unlock_irq+0x27/0x40
[87541.949341] [] ? finish_task_switch+0x3f/0x120
[87541.960078] [] do_notify_resume+0x70/0xa0
[87541.970193] [] retint_signal+0x48/0x8c
[87541.979819] ---[ end trace 2b5a3d32e8d767a9 ]---