From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S268307AbUHYTNp (ORCPT ); Wed, 25 Aug 2004 15:13:45 -0400 Received: (majordomo@vger.kernel.org) by vger.kernel.org id S268352AbUHYTNo (ORCPT ); Wed, 25 Aug 2004 15:13:44 -0400 Received: from proxy.quengel.org ([213.146.113.159]:11139 "EHLO gerlin1.quengel.org") by vger.kernel.org with ESMTP id S268307AbUHYTLl (ORCPT ); Wed, 25 Aug 2004 15:11:41 -0400 To: lkml Subject: ext2 / dvd-ram Oops 2.6.8.1-mm4 From: Ralf Gerbig Date: Wed, 25 Aug 2004 21:11:41 +0200 Message-ID: <87vff758ya.fsf-news@hsp-law.de> User-Agent: Gnus/5.1006 (Gnus v5.10.6) XEmacs/21.4 (Security Through Obscurity, linux) MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Sender: linux-kernel-owner@vger.kernel.org X-Mailing-List: linux-kernel@vger.kernel.org Hi, rm /media/cdrw/test which was a 600M file on a DVD-RAM resulted in this Oops: System: SuSE 9.1, nforce2, Athlon 2.8, the device is an LG GSA-4082B kernel: Unable to handle kernel NULL pointer dereference at virtual address 0000002c kernel: printing eip: kernel: c01a864b kernel: *pde = 00000000 kernel: Oops: 0000 [#1] kernel: PREEMPT kernel: Modules linked in: minix vfat fat iptable_mangle ip6table_filter ip6_tables nls_iso8859_1 isofs zlib_inflate ide_cd cdrom subfs radeon dst dvb_bt8xx dvb_core bt878 tuner bttv video_buf i2c_algo_bit v4l2_common btcx_risc i2c_core videodev usbserial parport_pc lp parport snd_seq_oss snd_seq_midi_event snd_seq snd_pcm_oss snd_mixer_oss md5 ipv6 snd_intel8x0 snd_ac97_codec snd_pcm snd_timer snd_page_alloc snd_mpu401_uart snd_rawmidi snd_seq_device snd soundcore ohci1394 ieee1394 ehci_hcd nvidia_agp agpgart ohci_hcd evdev pppoe pppox ppp_generic 8139too mii crc32 forcedeth hisax_fcpcipnp hisax_isac hisax isdn slhc iptable_nat ipt_LOG ipt_limit ipt_REJECT ipt_state ip_conntrack iptable_filter ip_tables genrtc binfmt_misc sd_mod kernel: CPU: 0 kernel: EIP: 0060:[ext2_free_blocks+43/720] Not tainted VLI kernel: EIP: 0060:[] Not tainted VLI kernel: EFLAGS: 00210282 (2.6.8.1-mm4) kernel: EIP is at ext2_free_blocks+0x2b/0x2d0 kernel: eax: dc837c00 ebx: d122370c ecx: 000001c3 edx: 00000000 kernel: esi: 0000fe3d edi: 000001c3 ebp: d7f28b0c esp: d3d15dc8 kernel: ds: 007b es: 007b ss: 0068 kernel: Process rm (pid: 23699, threadinfo=d3d14000 task=d8df2150) kernel: Stack: 0000003c 5e14720c 00000014 cddb689c d3d15e14 c0444cf8 cddb689c d3d15e14 kernel: c0444cf8 c0152db9 00000000 dc837c00 d8df2150 00000000 d7f28b0c dc837c00 kernel: d122370c 000101f6 000001c3 d7f28b0c c01ac1fc c0152be0 d3d15e20 d3d15e20 kernel: Call Trace: kernel: [__wait_on_buffer+153/160] __wait_on_buffer+0x99/0xa0 kernel: [] __wait_on_buffer+0x99/0xa0 kernel: [ext2_free_branches+284/384] ext2_free_branches+0x11c/0x180 kernel: [] ext2_free_branches+0x11c/0x180 kernel: [bh_wake_function+0/80] bh_wake_function+0x0/0x50 kernel: [] bh_wake_function+0x0/0x50 kernel: [ext2_free_branches+146/384] ext2_free_branches+0x92/0x180 kernel: [] ext2_free_branches+0x92/0x180 kernel: [ext2_free_branches+146/384] ext2_free_branches+0x92/0x180 kernel: [] ext2_free_branches+0x92/0x180 kernel: [ext2_truncate+946/1056] ext2_truncate+0x3b2/0x420 kernel: [] ext2_truncate+0x3b2/0x420 kernel: [ext2_get_inode+217/320] ext2_get_inode+0xd9/0x140 kernel: [] ext2_get_inode+0xd9/0x140 kernel: [__set_page_dirty_nobuffers+223/288] __set_page_dirty_nobuffers+0xdf/0x120 kernel: [] __set_page_dirty_nobuffers+0xdf/0x120 kernel: [ext2_update_inode+453/848] ext2_update_inode+0x1c5/0x350 kernel: [] ext2_update_inode+0x1c5/0x350 kernel: [ext2_delete_inode+0/112] ext2_delete_inode+0x0/0x70 kernel: [] ext2_delete_inode+0x0/0x70 kernel: [ext2_delete_inode+95/112] ext2_delete_inode+0x5f/0x70 kernel: [] ext2_delete_inode+0x5f/0x70 kernel: [generic_delete_inode+164/352] generic_delete_inode+0xa4/0x160 kernel: [] generic_delete_inode+0xa4/0x160 kernel: [iput+83/112] iput+0x53/0x70 kernel: [] iput+0x53/0x70 kernel: [sys_unlink+223/288] sys_unlink+0xdf/0x120 kernel: [] sys_unlink+0xdf/0x120 kernel: [sys_ioctl+241/704] sys_ioctl+0xf1/0x2c0 kernel: [] sys_ioctl+0xf1/0x2c0 kernel: [sysenter_past_esp+82/113] sysenter_past_esp+0x52/0x71 kernel: [] sysenter_past_esp+0x52/0x71 kernel: Code: 55 57 89 cf 56 89 d6 53 83 ec 40 89 44 24 38 c7 44 24 34 00 00 00 00 8b 80 94 00 00 00 89 44 24 2c 8b 90 54 01 00 00 89 54 24 28 <8b> 4a 2c c7 44 24 1c 00 00 00 00 89 4c 24 20 8b 41 14 39 c6 72 Thanks, Ralf -- P: Linus Torvalds patch-2.2.4 -S: Buried alive in diapers +S: Buried alive in reporters