maybe related, since it also occurs on suspend around battery_notify: ----8<--------------- [ 6686.313760] Restarting tasks ... done. [ 6686.375912] ------------[ cut here ]------------ [ 6686.375929] WARNING: at /build/buildd/linux-3.2.0/fs/sysfs/file.c:498 sysfs_attr_ns+0x93/0xa0() [ 6686.375935] Hardware name: TravelMate 8172 [ 6686.375939] sysfs: kobject BAT0 without dirent [ 6686.376020] Modules linked in: snd_hda_codec_conexant joydev sparse_keymap snd_hda_intel snd_hda_codec snd_hwdep snd_pcm tg3 snd_seq_midi uvcvideo videodev snd_rawmidi ums_realtek uas v4l2_compat_ioctl32 snd_seq_midi_event snd_seq lib80211_crypt_tkip cdc_ether snd_timer usbnet cdc_wdm wl(P) snd_seq_device cdc_acm i915 psmouse serio_raw snd intel_ips lib80211 parport_pc drm_kms_helper soundcore snd_page_alloc ppdev drm mei(C) i2c_algo_bit wmi rfcomm bnep bluetooth binfmt_misc dm_multipath video mac_hid lp parport usb_storage dm_raid45 xor dm_mirror dm_region_hash dm_log [ 6686.376120] Pid: 8913, comm: pm-suspend Tainted: P C O 3.2.0-26-generic #41-Ubuntu [ 6686.376126] Call Trace: [ 6686.376140] [<ffffffff810672af>] warn_slowpath_common+0x7f/0xc0 [ 6686.376147] [<ffffffff810673a6>] warn_slowpath_fmt+0x46/0x50 [ 6686.376158] [<ffffffff81658909>] ? __mutex_lock_slowpath+0x119/0x150 [ 6686.376164] [<ffffffff811ec983>] sysfs_attr_ns+0x93/0xa0 [ 6686.376169] [<ffffffff811ec9b4>] sysfs_remove_file+0x24/0x50 [ 6686.376178] [<ffffffff813f1a37>] device_remove_file+0x17/0x20 [ 6686.376187] [<ffffffff81397fee>] sysfs_remove_battery+0x33/0x54 [ 6686.376192] [<ffffffff81398cd2>] battery_notify+0x2e/0x3d [ 6686.376199] [<ffffffff8165d8fd>] notifier_call_chain+0x4d/0x70 [ 6686.376208] [<ffffffff81090798>] __blocking_notifier_call_chain+0x58/0x80 [ 6686.376214] [<ffffffff810907d6>] blocking_notifier_call_chain+0x16/0x20 [ 6686.376221] [<ffffffff810aa38a>] pm_notifier_call_chain+0x1a/0x30 [ 6686.376226] [<ffffffff810ab64b>] enter_state+0xfb/0x110 [ 6686.376231] [<ffffffff810a9fe7>] state_store+0xb7/0x130 [ 6686.376240] [<ffffffff8130ce2f>] kobj_attr_store+0xf/0x30 [ 6686.376245] [<ffffffff811ebf5f>] sysfs_write_file+0xef/0x170 [ 6686.376252] [<ffffffff81177f63>] vfs_write+0xb3/0x180 [ 6686.376257] [<ffffffff8117828a>] sys_write+0x4a/0x90 [ 6686.376263] [<ffffffff81661fc2>] system_call_fastpath+0x16/0x1b [ 6686.376267] ---[ end trace 034b2475f1e44861 ]--- [ 6686.376428] video LNXVIDEO:00: Restoring backlight state
-- You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. https://bugs.launchpad.net/bugs/1025292 Title: pm-suspend crashes sometimes (removing triggers) To manage notifications about this bug go to: https://bugs.launchpad.net/ubuntu/+source/pm-utils/+bug/1025292/+subscriptions -- ubuntu-bugs mailing list [email protected] https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs
