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[Bug 834528] Re: kernel crash: cd /sys/; find . -type f -exec strings --print-file-name '{}' \;

To: kernel-packages@xxxxxxxxxxxxxxxxxxx
From: Launchpad Bug Tracker <834528@xxxxxxxxxxxxxxxxxx>
Date: Thu, 17 Oct 2013 04:18:33 -0000
Reply-to: Bug 834528 <834528@xxxxxxxxxxxxxxxxxx>
Sender: bounces@xxxxxxxxxxxxx
[Expired for linux (Ubuntu) because there has been no activity for 60
days.]

** Changed in: linux (Ubuntu)
       Status: Incomplete => Expired

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https://bugs.launchpad.net/bugs/834528

Title:
  kernel crash: cd /sys/;  find . -type f -exec strings --print-file-
  name '{}' \;

Status in “linux” package in Ubuntu:
  Expired

Bug description:
  user input:

  sudo -i
  cd /sys/
  find . -type f -exec strings --print-file-name '{}' \; > /tmp/out.txt

  
  last entries in /tmp/out.txt:
  "strings: ./sys/class/pktcdvd/add: Permission denied
   strings: ./sys/class/pktcdvd/remove: Permission denied"

  
  kernel crash:

  Aug 24 18:03:38 mobile kernel: [ 1748.942063] cfg80211:     (2474000 KHz - 2494000 KHz @ 20000 KHz), (300 mBi, 2000 mBm)
  Aug 24 18:03:38 mobile kernel: [ 1748.942074] cfg80211:     (5170000 KHz - 5250000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
  Aug 24 18:03:38 mobile kernel: [ 1748.942085] cfg80211:     (5735000 KHz - 5835000 KHz @ 40000 KHz), (300 mBi, 2000 mBm)
  Aug 24 18:03:54 mobile kernel: [ 1764.742730] CPUFREQ: ondemand sampling_rate_max sysfs file is deprecated - used by: strings
  Aug 24 18:03:54 mobile kernel: [ 1765.086038] CPUFREQ: Per core ondemand sysfs interface is deprecated - sampling_rate_max
  Aug 24 18:03:54 mobile kernel: [ 1765.090336] CPUFREQ: Per core ondemand sysfs interface is deprecated - sampling_rate_min
  Aug 24 18:03:54 mobile kernel: [ 1765.094814] CPUFREQ: Per core ondemand sysfs interface is deprecated - sampling_rate
  Aug 24 18:03:54 mobile kernel: [ 1765.099173] CPUFREQ: Per core ondemand sysfs interface is deprecated - up_threshold
  Aug 24 18:03:54 mobile kernel: [ 1765.103428] CPUFREQ: Per core ondemand sysfs interface is deprecated - ignore_nice_load
  Aug 24 18:03:54 mobile kernel: [ 1765.107584] CPUFREQ: Per core ondemand sysfs interface is deprecated - powersave_bias
  Aug 24 18:04:21 mobile kernel: [ 1792.434064] WARNING! power/level is deprecated; use power/control instead
  Aug 24 18:04:34 mobile kernel: [ 1804.856726] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856753] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856792] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856803] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856823] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856838] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856853] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856863] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856876] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856886] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856905] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856915] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856935] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856950] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856964] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856974] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856987] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.856997] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857010] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857020] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857047] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857084] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857212] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.857296] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863670] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863697] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863736] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863747] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863768] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863784] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863799] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863809] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863823] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863833] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863853] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863863] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863883] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863898] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863913] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863923] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863937] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863947] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863960] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.863971] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.864153] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.866607] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.866704] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870540] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870567] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870606] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870616] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870637] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870647] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870661] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870671] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870684] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870694] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870713] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870723] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870742] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870752] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870766] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870776] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870789] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870798] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870812] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870821] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870848] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870858] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.870979] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.871002] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875723] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875762] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875822] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875840] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875874] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875893] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875918] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875936] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875961] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.875977] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876095] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876110] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876137] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876150] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876169] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876182] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876199] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876212] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876229] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876242] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876276] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876289] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876467] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.876499] wl_ops_get_stats: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940233] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940260] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940297] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940308] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940328] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940343] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940357] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940366] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940380] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940389] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940408] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940417] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940436] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940450] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940464] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940473] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940487] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940496] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940509] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940519] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940545] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940694] wl_ops_get_tsf: Enter
  Aug 24 18:04:34 mobile kernel: [ 1804.940780] wl_ops_get_tsf: Enter
  Aug 24 18:04:47 mobile kernel: [ 1804.999582] divide error: 0000 [#1] SMP 
  Aug 24 18:04:47 mobile kernel: [ 1804.999729] last sysfs file: /sys/kernel/vmcoreinfo
  Aug 24 18:04:47 mobile kernel: [ 1804.999870] Modules linked in: sha256_generic cryptd aes_i586 aes_generic parport_pc ppdev dm_crypt snd_hda_codec_realtek snd_hda_intel snd_hda_codec snd_hwdep snd_pcm rfcomm arc4 sco snd_seq_midi bnep brcm80211(C) l2cap snd_rawmidi uvcvideo binfmt_misc mac80211 btusb snd_seq_midi_event joydev bluetooth videodev vboxnetadp snd_seq vboxnetflt vboxdrv snd_timer snd_seq_device ipt_REJECT ipt_LOG xt_limit xt_tcpudp cfg80211 ipt_addrtype psmouse snd xt_state serio_raw soundcore snd_page_alloc ip6table_filter ip6_tables nf_nat_irc nf_conntrack_irc nf_nat_ftp nf_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_conntrack_ftp nf_conntrack iptable_filter ip_tables x_tables lp parport i915 drm_kms_helper ahci drm libahci sky2 i2c_algo_bit video
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] 
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] Pid: 14357, comm: strings Tainted: G         C  2.6.38-11-generic #48-Ubuntu SAMSUNG ELECTRONICS CO., LTD. N150P                      /N150P                      
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] EIP: 0060:[<f829681f>] EFLAGS: 00010246 CPU: 1
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] EIP is at i915_chipset_val+0x12f/0x2a0 [i915]
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] EAX: 00000000 EBX: 00000000 ECX: 00000000 EDX: 00000000
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] ESI: 00000000 EDI: f4c9c000 EBP: d0abbef8 ESP: d0abbeb8
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] Process strings (pid: 14357, ti=d0aba000 task=e1d9bf20 task.ti=d0aba000)
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] Stack:
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  f70e33a0 00000008 00000079 00000000 00000000 0016f6e4 00000000 00000000
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  00000000 00000000 00000000 00000000 00000000 ed5d6480 00000000 f4e37814
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  d0abbf24 f829f564 00000000 e8132a88 00020000 00000000 d0abbf30 f4c9c000
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] Call Trace:
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<f829f564>] i915_emon_status+0x54/0xe0 [i915]
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<c1143d45>] seq_read+0x145/0x390
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<c112750f>] vfs_read+0x9f/0x160
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<c1143c00>] ? seq_read+0x0/0x390
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<c1127612>] sys_read+0x42/0x70
  Aug 24 18:04:47 mobile kernel: [ 1805.001016]  [<c150a4f4>] syscall_call+0x7/0xb
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] Code: 00 00 00 c7 45 d0 00 00 00 00 c7 45 dc 00 00 00 00 c7 45 e0 00 00 00 00 8b 4d e8 8b 5d e4 89 ca 31 c9 39 55 d8 77 09 89 d0 31 d2 <f7> 75 d8 89 c1 89 d8 8b 5d e0 f7 75 d8 0f af 4d dc 0f af d8 f7 
  Aug 24 18:04:47 mobile kernel: [ 1805.001016] EIP: [<f829681f>] i915_chipset_val+0x12f/0x2a0 [i915] SS:ESP 0068:d0abbeb8

  ProblemType: Bug
  DistroRelease: Ubuntu 11.04
  Package: linux-image-2.6.38-11-generic 2.6.38-11.48
  ProcVersionSignature: Ubuntu 2.6.38-11.48-generic 2.6.38.8
  Uname: Linux 2.6.38-11-generic i686
  AlsaVersion: Advanced Linux Sound Architecture Driver Version 1.0.23.
  AplayDevices:
   **** List of PLAYBACK Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  Architecture: i386
  ArecordDevices:
   **** List of CAPTURE Hardware Devices ****
   card 0: Intel [HDA Intel], device 0: ALC269 Analog [ALC269 Analog]
     Subdevices: 1/1
     Subdevice #0: subdevice #0
  AudioDevicesInUse:
   USER        PID ACCESS COMMAND
   /dev/snd/controlC0:  chris      2461 F.... pulseaudio
  CRDA: Error: [Errno 2] No such file or directory
  Card0.Amixer.info:
   Card hw:0 'Intel'/'HDA Intel at 0xf0400000 irq 47'
     Mixer name	: 'Realtek ALC269'
     Components	: 'HDA:10ec0269,144dc072,00100004'
     Controls      : 13
     Simple ctrls  : 8
  Date: Fri Aug 26 10:53:51 2011
  EcryptfsInUse: Yes
  InstallationMedia: Ubuntu 11.04 "Natty Narwhal" - Release i386 (20110427.1)
  MachineType: SAMSUNG ELECTRONICS CO., LTD. N150P
  ProcEnviron:
   LANGUAGE=en_US:en
   LANG=en_US.UTF-8
   SHELL=/bin/bash
  ProcKernelCmdLine: BOOT_IMAGE=/boot/vmlinuz-2.6.38-11-generic root=UUID=6d3afe7e-bc87-48b2-865d-8fe340037597 ro quiet splash vt.handoff=7
  RelatedPackageVersions:
   linux-restricted-modules-2.6.38-11-generic N/A
   linux-backports-modules-2.6.38-11-generic  N/A
   linux-firmware                             1.52
  SourcePackage: linux
  StagingDrivers: brcm80211
  UpgradeStatus: No upgrade log present (probably fresh install)
  dmi.bios.date: 12/20/2010
  dmi.bios.vendor: Phoenix Technologies Ltd.
  dmi.bios.version: 01GT.M026.20101220.RHU
  dmi.board.asset.tag: SAMSUNG
  dmi.board.name: N150P
  dmi.board.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.board.version: Not Applicable
  dmi.chassis.asset.tag: No Asset Tag
  dmi.chassis.type: 10
  dmi.chassis.vendor: SAMSUNG ELECTRONICS CO., LTD.
  dmi.chassis.version: N/A
  dmi.modalias: dmi:bvnPhoenixTechnologiesLtd.:bvr01GT.M026.20101220.RHU:bd12/20/2010:svnSAMSUNGELECTRONICSCO.,LTD.:pnN150P:pvrNotApplicable:rvnSAMSUNGELECTRONICSCO.,LTD.:rnN150P:rvrNotApplicable:cvnSAMSUNGELECTRONICSCO.,LTD.:ct10:cvrN/A:
  dmi.product.name: N150P
  dmi.product.version: Not Applicable
  dmi.sys.vendor: SAMSUNG ELECTRONICS CO., LTD.

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