From mboxrd@z Thu Jan 1 00:00:00 1970 From: Szabolcs Illes Subject: umount after usb hdd power failure Date: Wed, 11 May 2005 23:41:06 +0000 Message-ID: <42829812.8070402@westminster.ac.uk> Mime-Version: 1.0 Content-Transfer-Encoding: 7bit Return-path: list-help: list-unsubscribe: list-post: Errors-To: flx@namesys.com List-Id: Content-Type: text/plain; charset="us-ascii" To: reiserfs-list@namesys.com Hi, I have an interesting issue: I accidentally switch off my usb hard drive without umounting it, then when I tried to umount the partition: reiser4[umount(8966)]: reiser4_handle_error (fs/reiser4/vfs_ops.c:1319)[foobar-42]: reiser4 panicked cowardly: Filesystem error occured ------------[ cut here ]------------ kernel BUG at fs/reiser4/debug.c:141! invalid operand: 0000 [#1] PREEMPT Modules linked in: michael_mic arc4 ieee80211_crypt_tkip crc32 snd_pcm_oss snd_mixer_oss vmnet vmmon yenta_socket rsrc_nonstatic pcmcia_core bcm4400 usbmouse usb_storage usbhid snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd soundcore snd_page_alloc ehci_hcd uhci_hcd usbcore ipw2200 firmware_class ieee80211 ieee80211_crypt i8k nvidia CPU: 0 EIP: 0060:[] Tainted: P VLI EFLAGS: 00210246 (2.6.11.7-grsec) eax: 00000000 ebx: c61ec000 ecx: 00000001 edx: c0374b0c esi: c61ec000 edi: 00000000 ebp: 00000003 esp: c61edc88 ds: 007b es: 007b ss: 0068 Process umount (pid: 8966, threadinfo=c61ec000 task=df78b570) Stack: c0347090 c03d4560 c0345351 c61edca4 00000001 c01d71ec c0345337 00000001 c034532d c033841d c034506e 00000527 ca632480 c01d14f2 ca632480 c61edce4 cc552e80 c61edce4 c61ec000 da7ab200 c01d1543 cc552e80 c61edce4 00000003 Call Trace: [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] [] Code: fe ff ff 8d 42 70 e8 bf 8d 17 00 e9 77 ff ff ff 8d 42 70 e8 b2 8d 17 00 eb cc 90 90 90 90 53 83 ec 10 a1 40 45 3d c0 85 c0 74 23 <0f> 0b 8d 00 92 49 34 c0 c7 04 24 bc 4e 35 c0 b8 60 45 3d c0 89 <6>note: umount[8966] exited with preempt_count 1 Is it possible to handle better this error? because had to restart my masine. Szabolcs