On Wed, Mar 7, 2012 at 9:14 AM, Jörg Sommer <joerg@xxxxxxxxxxxx> wrote: > Hi, > > I've got this Oops after I've created a file that filled up the > filesystem. > > [ 852.407974] ------------[ cut here ]------------ > [ 852.412105] kernel BUG at /build/buildd-linux-2.6_3.2.9-1-powerpc-xXyGnW/linux-2.6-3.2.9/debian/build/source_powerpc_none/fs/ext4/extents.c:2766! Hi, Could this be reproduced? Yongqiang. > [ 852.433083] Oops: Exception in kernel mode, sig: 5 [#1] > [ 852.436340] PowerMac > [ 852.438523] Modules linked in: evdev ext4 crc16 jbd2 mbcache sr_mod cdrom virtio_net virtio_blk ata_generic pata_cmd64x virtio_pci virtio_ring virtio [last unloaded: scsi_wait_scan] > [ 852.449271] NIP: c9297bbc LR: c9297f78 CTR: c011f92c > [ 852.452964] REGS: c5ec5930 TRAP: 0700 Not tainted (3.2.0-2-powerpc) > [ 852.456848] MSR: 00029032 <EE,ME,CE,IR,DR> CR: 24002042 XER: 00000000 > [ 852.477461] TASK = c1cea170[425] 'flush-254:0' THREAD: c5ec4000 > [ 852.479210] GPR00: 00000001 c5ec59e0 c1cea170 00000001 c759e0e0 c1fc54e0 00000000 00000003 > [ 852.484825] GPR08: 00000000 00000000 c31ff018 c5ec5a50 24002024 00000000 01000000 00000000 > [ 852.490069] GPR16: 000007b5 00000000 00071800 00005800 00000000 00000001 c1fc54e0 00000000 > [ 852.495771] GPR24: 00000000 c1fc5500 c31ff00c 00000003 c1fc54e0 00000001 00000000 c759e0e0 > [ 852.523827] NIP [c9297bbc] ext4_split_extent_at+0xb4/0x340 [ext4] > [ 852.528397] LR [c9297f78] ext4_split_extent+0x130/0x144 [ext4] > [ 852.532979] Call Trace: > [ 852.536640] [c5ec5a50] [c9297f78] ext4_split_extent+0x130/0x144 [ext4] > [ 852.541230] [c5ec5a80] [c92988a4] ext4_ext_handle_uninitialized_extents+0x918/0xabc [ext4] > [ 852.563059] [c5ec5b20] [c9298f44] ext4_ext_map_blocks+0x41c/0x142c [ext4] > [ 852.569110] [c5ec5bf0] [c9271340] ext4_map_blocks+0x134/0x344 [ext4] > [ 852.574558] [c5ec5c70] [c9275750] mpage_da_map_and_submit+0xe0/0x4f8 [ext4] > [ 852.579567] [c5ec5d00] [c92762b0] ext4_da_writepages+0x328/0x4f8 [ext4] > [ 852.585242] [c5ec5db0] [c00c1534] do_writepages+0x30/0x58 > [ 852.590489] [c5ec5dc0] [c0116608] writeback_single_inode+0x128/0x2f8 > [ 852.613485] [c5ec5df0] [c0116acc] writeback_sb_inodes+0x144/0x1d0 > [ 852.619216] [c5ec5e60] [c0116bc0] __writeback_inodes_wb+0x68/0xac > [ 852.624050] [c5ec5e90] [c0116d4c] wb_writeback+0x148/0x250 > [ 852.628820] [c5ec5ef0] [c01174b4] wb_do_writeback+0x1e4/0x218 > [ 852.633826] [c5ec5f60] [c0117594] bdi_writeback_thread+0xac/0x244 > [ 852.656169] [c5ec5fb0] [c005cc34] kthread+0x78/0x7c > [ 852.662327] [c5ec5ff0] [c000f534] kernel_thread+0x4c/0x68 > [ 852.666968] Instruction dump: > [ 852.670996] 5012421e 5012c00e a01a0006 5411c23e 5011442e 38000001 5631043e 419c0014 > [ 852.676786] 7c18a214 7c00f010 38000000 7c000114 <0f000000> 80990018 7fa3eb78 4bffd80d > [ 852.683259] ---[ end trace 7771de8b04a49e96 ]--- > > [ 0.000000] Linux version 3.2.0-2-powerpc (Debian 3.2.9-1) (debian-kernel@xxxxxxxxxxxxxxxx) (gcc version 4.6.2 (Debian 4.6.2-11) ) #1 Sun Mar 4 22:09:57 UTC 2012 > > The system was a virtual machine running with kvm/qemu. > > Bye, Jörg. > -- > Der Mensch hat die Atombombe erfunden. > Keine Maus der Welt käme auf die Idee, eine Mausefalle zu konstruieren. -- Best Wishes Yongqiang Yang -- To unsubscribe from this list: send the line "unsubscribe linux-ext4" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
