Package: linux-image-2.6.21-2-686 Version: 2.6.21-6 Severity: normal When running user mode linux (particularly more than one instance) uml reports tasks failing with random segfaults. Apparently this is a symptom of a known kernel bug: fault information pollution.
There is a patch for the kernel problem: http://git.kernel.org/?p=linux/kernel/git/torvalds/linux-2.6.git;a=commitdiff_plain;h=d18951834216eae82e2f9112416111b4f55f1849 Any chance of getting this patch applied to the kernel in lenny? -- Package-specific info: ** Version: Linux version 2.6.21-2-686 (Debian 2.6.21-6) ([EMAIL PROTECTED]) (gcc version 4.1.3 20070629 (prerelease) (Debian 4.1.2-13)) #1 SMP Wed Jul 11 03:53:02 UTC 2007 ** Not tainted ** Kernel log: ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown hdg: dma_intr: status=0x51 { DriveReady SeekComplete Error } hdg: dma_intr: error=0x84 { DriveStatusError BadCRC } ide: failed opcode was: unknown ** Loaded modules: Module Size Used by tun 10304 1 loop 15880 0 r128 35616 2 drm 73908 3 r128 binfmt_misc 10984 1 ppdev 8580 0 parport_pc 32740 0 lp 10884 0 parport 33672 3 ppdev,parport_pc,lp ipv6 236256 30 nfs 222444 2 lockd 58248 2 nfs nfs_acl 3520 1 nfs sunrpc 154972 4 nfs,lockd,nfs_acl nls_iso8859_1 4128 1 nls_cp437 5792 1 vfat 12000 1 fat 48412 1 vfat dm_snapshot 16420 0 dm_mirror 20116 0 dm_mod 52556 2 dm_snapshot,dm_mirror sd_mod 19904 0 tsdev 7520 0 snd_au8830 47412 0 snd_usb_audio 74368 0 gameport 14984 1 snd_au8830 snd_usb_lib 15008 1 snd_usb_audio snd_ac97_codec 92356 1 snd_au8830 snd_seq_dummy 3748 0 snd_seq_oss 29248 0 snd_seq_midi 8160 0 snd_seq_midi_event 6880 2 snd_seq_oss,snd_seq_midi snd_seq 46160 6 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq_midi_event snd_pcm_oss 39168 0 snd_mixer_oss 15328 1 snd_pcm_oss asix 16320 0 usbnet 17512 1 asix psmouse 34952 0 snd_pcm 71940 4 snd_au8830,snd_usb_audio,snd_ac97_codec,snd_pcm_oss snd_page_alloc 9512 1 snd_pcm ac97_bus 2272 1 snd_ac97_codec snd_mpu401_uart 8032 1 snd_au8830 rtc 12760 0 serio_raw 6564 0 snd_timer 20868 2 snd_seq,snd_pcm snd_rawmidi 22400 3 snd_usb_lib,snd_seq_midi,snd_mpu401_uart snd_seq_device 7596 5 snd_seq_dummy,snd_seq_oss,snd_seq_midi,snd_seq,snd_rawmidi usblp 13184 0 snd_hwdep 8548 1 snd_usb_audio snd 48132 13 snd_au8830,snd_usb_audio,snd_ac97_codec,snd_seq_oss,snd_seq,snd_pcm_oss,snd_mixer_oss,snd_pcm,snd_mpu401_uart,snd_timer,snd_rawmidi,snd_seq_device,snd_hwdep pcspkr 3136 0 i2c_piix4 8556 0 soundcore 7424 1 snd i2c_core 20480 1 i2c_piix4 intel_agp 23004 1 agpgart 32168 2 drm,intel_agp shpchp 30996 0 pci_hotplug 29088 1 shpchp evdev 9216 1 ext3 120904 3 jbd 55208 1 ext3 mbcache 8164 1 ext3 ide_disk 15584 8 ide_floppy 16832 0 ide_cd 36512 0 cdrom 32768 1 ide_cd ata_generic 8100 0 pata_pdc202xx_old 8840 0 piix 9508 0 [permanent] 8139too 25536 0 libata 109172 2 ata_generic,pata_pdc202xx_old scsi_mod 133740 2 sd_mod,libata generic 4804 0 [permanent] 8139cp 22336 0 pdc202xx_old 9472 0 [permanent] ide_core 115016 6 ide_disk,ide_floppy,ide_cd,piix,generic,pdc202xx_old mii 5280 4 asix,usbnet,8139too,8139cp uhci_hcd 22608 0 usbcore 123272 7 snd_usb_audio,snd_usb_lib,asix,usbnet,usblp,uhci_hcd ** PCI devices: 00:00.0 Host bridge [0600]: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX Host bridge [8086:7190] (rev 02) Control: I/O- Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap+ 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ >SERR- <PERR+ Latency: 64 Region 0: Memory at f8000000 (32-bit, prefetchable) [size=64M] Capabilities: <access denied> 00:01.0 PCI bridge [0604]: Intel Corporation 440BX/ZX/DX - 82443BX/ZX/DX AGP bridge [8086:7191] (rev 02) (prog-if 00 [Normal decode]) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV+ VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz+ UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 Bus: primary=00, secondary=01, subordinate=01, sec-latency=64 I/O behind bridge: 0000d000-0000dfff Memory behind bridge: ff900000-ff9fffff Prefetchable memory behind bridge: eea00000-f6afffff Secondary status: 66MHz+ FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort+ <SERR- <PERR- BridgeCtl: Parity- SERR- NoISA- VGA+ MAbort- >Reset- FastB2B+ 00:07.0 ISA bridge [0601]: Intel Corporation 82371AB/EB/MB PIIX4 ISA [8086:7110] (rev 02) Control: I/O+ Mem+ BusMaster+ SpecCycle+ MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 0 00:07.1 IDE interface [0101]: Intel Corporation 82371AB/EB/MB PIIX4 IDE [8086:7111] (rev 01) (prog-if 80 [Master]) Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 Region 0: [virtual] Memory at 000001f0 (32-bit, non-prefetchable) [disabled] [size=8] Region 1: [virtual] Memory at 000003f0 (type 3, non-prefetchable) [disabled] [size=1] Region 2: [virtual] Memory at 00000170 (32-bit, non-prefetchable) [disabled] [size=8] Region 3: [virtual] Memory at 00000370 (type 3, non-prefetchable) [disabled] [size=1] Region 4: I/O ports at ffa0 [size=16] 00:07.2 USB Controller [0c03]: Intel Corporation 82371AB/EB/MB PIIX4 USB [8086:7112] (rev 01) (prog-if 00 [UHCI]) Control: I/O+ Mem- BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 Interrupt: pin D routed to IRQ 9 Region 4: I/O ports at ef40 [size=32] 00:07.3 Bridge [0680]: Intel Corporation 82371AB/EB/MB PIIX4 ACPI [8086:7113] (rev 02) Control: I/O+ Mem- BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Interrupt: pin ? routed to IRQ 9 00:0f.0 Ethernet controller [0200]: Realtek Semiconductor Co., Ltd. RTL-8139/8139C/8139C+ [10ec:8139] (rev 10) Subsystem: Realtek Semiconductor Co., Ltd. RT8139 [10ec:8139] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 (8000ns min, 16000ns max) Interrupt: pin A routed to IRQ 11 Region 0: I/O ports at e800 [size=256] Region 1: Memory at ffacff00 (32-bit, non-prefetchable) [size=256] Capabilities: <access denied> 00:12.0 Mass storage controller [0180]: Promise Technology, Inc. PDC20262 (FastTrak66/Ultra66) [105a:4d38] (rev 01) Subsystem: Promise Technology, Inc. Ultra66 [105a:4d33] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR- FastB2B- Status: Cap- 66MHz- UDF- FastB2B- ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 Interrupt: pin A routed to IRQ 10 Region 0: I/O ports at efa0 [size=8] Region 1: I/O ports at ef8c [size=4] Region 2: I/O ports at ef80 [size=8] Region 3: I/O ports at ef88 [size=4] Region 4: I/O ports at ef00 [size=64] Region 5: Memory at ffae0000 (32-bit, non-prefetchable) [size=128K] Expansion ROM at ffad0000 [size=64K] 00:14.0 Multimedia audio controller [0401]: Aureal Semiconductor Vortex 2 [12eb:0002] (rev fe) Subsystem: Aureal Semiconductor AU8830 Vortex 3D Digital Audio Processor [12eb:0088] Control: I/O+ Mem+ BusMaster- SpecCycle- MemWINV- VGASnoop- ParErr- Stepping- SERR+ FastB2B- Status: Cap+ 66MHz- UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Interrupt: pin A routed to IRQ 9 Region 0: Memory at ffa80000 (32-bit, non-prefetchable) [size=256K] Region 1: I/O ports at ef68 [size=8] Region 2: I/O ports at ef60 [size=8] Capabilities: <access denied> 01:00.0 VGA compatible controller [0300]: ATI Technologies Inc Rage 128 RF/SG AGP [1002:5246] (prog-if 00 [VGA]) Subsystem: ATI Technologies Inc Rage Fury/Xpert 128/Xpert 2000 [1002:0044] Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- ParErr- Stepping+ SERR- FastB2B- Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium >TAbort- <TAbort- <MAbort- >SERR- <PERR- Latency: 64 (2000ns min), Cache Line Size: 32 bytes Interrupt: pin A routed to IRQ 11 Region 0: Memory at f0000000 (32-bit, prefetchable) [size=64M] Region 1: I/O ports at d800 [size=256] Region 2: Memory at ff9fc000 (32-bit, non-prefetchable) [size=16K] Expansion ROM at ff9c0000 [disabled] [size=128K] Capabilities: <access denied> -- System Information: Debian Release: lenny/sid APT prefers testing APT policy: (900, 'testing') Architecture: i386 (i686) Kernel: Linux 2.6.21-2-686 (SMP w/1 CPU core) Locale: [EMAIL PROTECTED], [EMAIL PROTECTED] (charmap=ISO-8859-15) (ignored: LC_ALL set to [EMAIL PROTECTED]) Shell: /bin/sh linked to /bin/bash Versions of packages linux-image-2.6.21-2-686 depends on: ii initramfs-tools [linux-initr 0.89 tools for generating an initramfs ii module-init-tools 3.3-pre11-4 tools for managing Linux kernel mo Versions of packages linux-image-2.6.21-2-686 recommends: ii libc6-i686 2.6-2 GNU C Library: Shared libraries [i -- debconf information excluded -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". 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