I had the same problem, and it completely locked up the system. Disk stack: ext4 on LVM on MDraid on SATA drives. Operation: Copying large (~700MB) files over network (GigE) and Samba.
System: Linux thresher 2.6.32-22-generic #36-Ubuntu SMP Thu Jun 3 22:02:19 UTC 2010 i686 GNU/Linux Trace: Jun 13 13:23:43 thresher kernel: [130010.377154] ------------[ cut here ]------------ Jun 13 13:23:43 thresher kernel: [130010.377164] kernel BUG at /build/buildd/linux-2.6.32/fs/ext4/inode.c:1852! Jun 13 13:23:43 thresher kernel: [130010.377169] invalid opcode: 0000 [#1] SMP Jun 13 13:23:43 thresher kernel: [130010.377176] last sysfs file: /sys/devices/pci0000:00/0000:00:1e.0/0000:03:01.0/host6/target6:0:0/6:0:0:0/block/sdd/uevent Jun 13 13:23:43 thresher kernel: [130010.377182] Modules linked in: ipt_MASQUERADE xt_recent xt_state iptable_filter nf_nat_ftp nf_conntrack_ftp iptable_nat nf_nat nf_conntrack_ipv4 nf_conntrack nf_defrag_ipv4 xt_TCPMSS xt_tcpmss xt_tcpudp iptable_mangle ip_tables x_tables pppoe pppox nfsd exportfs nfs lockd nfs_acl auth_rpcgss sunrpc fbcon tileblit font bitblit softcursor vga16fb vgastate snd_intel8x0 snd_ac97_codec ac97_bus snd_pcm_oss snd_mixer_oss snd_pcm snd_seq_dummy snd_seq_oss snd_seq_midi snd_rawmidi snd_seq_midi_event snd_seq radeon ttm snd_timer snd_seq_device drm_kms_helper hwmon_vid snd drm i2c_algo_bit ppdev psmouse soundcore parport_pc lp intel_agp serio_raw snd_page_alloc shpchp agpgart parport binfmt_misc raid10 raid456 async_raid6_recov async_pq raid6_pq async_xor xor async_memcpy async_tx usbhid ohci1394 hid raid1 floppy ieee1394 sata_promise e1000 sata_sil tulip 8139too mii raid0 multipath linear Jun 13 13:23:43 thresher kernel: [130010.377336] Jun 13 13:23:43 thresher kernel: [130010.377342] Pid: 12508, comm: smbd Not tainted (2.6.32-22-generic #36-Ubuntu) MS-6728 Jun 13 13:23:43 thresher kernel: [130010.377347] EIP: 0060:[<c0289bbd>] EFLAGS: 00010297 CPU: 0 Jun 13 13:23:43 thresher kernel: [130010.377357] EIP is at T.1221+0x20d/0x220 Jun 13 13:23:43 thresher kernel: [130010.377362] EAX: 0000002d EBX: f6d2edc0 ECX: e2806980 EDX: 0000002e Jun 13 13:23:43 thresher kernel: [130010.377367] ESI: e2806a08 EDI: 00000000 EBP: e36fbc68 ESP: e36fbc38 Jun 13 13:23:43 thresher kernel: [130010.377371] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068 Jun 13 13:23:43 thresher kernel: [130010.377378] Process smbd (pid: 12508, ti=e36fa000 task=c76a19a0 task.ti=e36fa000) Jun 13 13:23:43 thresher kernel: [130010.377382] Stack: Jun 13 13:23:43 thresher kernel: [130010.377385] ffff0000 0002005a 00000000 e3a5e000 00016261 e2806980 e2806bbc e2806a08 Jun 13 13:23:43 thresher kernel: [130010.377399] <0> 00000000 f6d2edc0 e2806a08 00000000 e36fbca0 c028c1b6 00016261 00000000 Jun 13 13:23:43 thresher kernel: [130010.377414] <0> 00000001 f6d2edc0 00000000 ffff0000 ffffffff 00016261 00000000 00016261 Jun 13 13:23:43 thresher kernel: [130010.377432] Call Trace: Jun 13 13:23:43 thresher kernel: [130010.377442] [<c028c1b6>] ? ext4_da_get_block_prep+0xd6/0x120 Jun 13 13:23:43 thresher kernel: [130010.377450] [<c022e4c2>] ? __block_prepare_write+0x152/0x380 Jun 13 13:23:43 thresher kernel: [130010.377459] [<c01ca334>] ? add_to_page_cache_lru+0x64/0x80 Jun 13 13:23:43 thresher kernel: [130010.377465] [<c022e8a3>] ? block_write_begin+0x53/0xf0 Jun 13 13:23:43 thresher kernel: [130010.377473] [<c028c0e0>] ? ext4_da_get_block_prep+0x0/0x120 Jun 13 13:23:43 thresher kernel: [130010.377481] [<c028f090>] ? ext4_da_write_begin+0x170/0x310 Jun 13 13:23:43 thresher kernel: [130010.377488] [<c028c0e0>] ? ext4_da_get_block_prep+0x0/0x120 Jun 13 13:23:43 thresher kernel: [130010.377496] [<c01c9659>] ? generic_perform_write+0xa9/0x190 Jun 13 13:23:43 thresher kernel: [130010.377503] [<c01ca65a>] ? generic_file_buffered_write+0x5a/0xe0 Jun 13 13:23:43 thresher kernel: [130010.377512] [<c015143b>] ? current_fs_time+0x1b/0x20 Jun 13 13:23:43 thresher kernel: [130010.377519] [<c021bd38>] ? file_update_time+0x48/0x130 Jun 13 13:23:43 thresher kernel: [130010.377526] [<c01cb8a0>] ? __generic_file_aio_write+0x1f0/0x510 Jun 13 13:23:43 thresher kernel: [130010.377535] [<c04b5158>] ? sock_common_recvmsg+0x48/0x60 Jun 13 13:23:43 thresher kernel: [130010.377542] [<c01cbc17>] ? generic_file_aio_write+0x57/0xc0 Jun 13 13:23:43 thresher kernel: [130010.377549] [<c0284a81>] ? ext4_file_write+0x41/0xd0 Jun 13 13:23:43 thresher kernel: [130010.377558] [<c0207934>] ? do_sync_write+0xc4/0x100 Jun 13 13:23:43 thresher kernel: [130010.377566] [<c0167740>] ? autoremove_wake_function+0x0/0x50 Jun 13 13:23:43 thresher kernel: [130010.377573] [<c0167740>] ? autoremove_wake_function+0x0/0x50 Jun 13 13:23:43 thresher kernel: [130010.377582] [<c02f4414>] ? security_file_permission+0x14/0x20 Jun 13 13:23:43 thresher kernel: [130010.377590] [<c0207ad4>] ? rw_verify_area+0x64/0xe0 Jun 13 13:23:43 thresher kernel: [130010.377597] [<c0207bf2>] ? vfs_write+0xa2/0x1a0 Jun 13 13:23:43 thresher kernel: [130010.377604] [<c0207870>] ? do_sync_write+0x0/0x100 Jun 13 13:23:43 thresher kernel: [130010.377612] [<c0208613>] ? sys_pwrite64+0x63/0x80 Jun 13 13:23:43 thresher kernel: [130010.377619] [<c01033ec>] ? syscall_call+0x7/0xb Jun 13 13:23:43 thresher kernel: [130010.377623] Code: 8d b6 00 00 00 00 e9 c6 fe ff ff 8d 76 00 83 c4 24 b8 86 ff ff ff 5b 5e 5f 5d c3 8d 76 00 83 c4 24 b8 e4 ff ff ff 5b 5e 5f 5d c3 <0f> 0b eb fe eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 90 55 89 Jun 13 13:23:43 thresher kernel: [130010.377719] EIP: [<c0289bbd>] T.1221+0x20d/0x220 SS:ESP 0068:e36fbc38 Jun 13 13:23:43 thresher kernel: [130010.378072] ---[ end trace 408b65f2ca6ecd2e ]--- -- ext4 kernel bug (2.6.32-22) while writing on USB device https://bugs.launchpad.net/bugs/592589 You received this bug notification because you are a member of Ubuntu Bugs, which is subscribed to Ubuntu. -- ubuntu-bugs mailing list ubuntu-bugs@lists.ubuntu.com https://lists.ubuntu.com/mailman/listinfo/ubuntu-bugs