[Bug 276641] [NEW] dd on gfs2 cause kernel oops

[Staff Unipg]

Public bug reported:

Binary package hint: linux-image-xen

seems to be a problem with call of gfs2_bitfit(), relevant kern.log:

[..]
Sep 30 13:49:53 hnode1 kernel: [101482.345634] Unable to handle kernel paging request at ffff8801b0a9d000 RIP:
Sep 30 13:49:53 hnode1 kernel: [101482.345666]  [gfs2:gfs2_bitfit+0x3d/0x90] :gfs2:gfs2_bitfit+0x3d/0x90
Sep 30 13:49:53 hnode1 kernel: [101482.345780] PGD 2be5067 PUD 37ec067 PMD 3972067 PTE 0
Sep 30 13:49:53 hnode1 kernel: [101482.345844] Oops: 0000 [1] SMP
Sep 30 13:49:53 hnode1 kernel: [101482.345896] CPU 2
Sep 30 13:49:53 hnode1 kernel: [101482.345939] Modules linked in: xt_tcpudp xt_physdev bridge sctp ipv6 lock_dlm gfs2 dlm configfs iptable_filter ip_tables x_tables dm_round_robin crc32c libcrc32c ib_iser rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi scsi_transport_iscsi ipmi_devintf ipmi_si ipmi_msghandler lp loop 8250_pnp evdev 8250 serial_core parport_pc parport iTCO_wdt iTCO_vendor_support serio_raw psmouse pcspkr container button i5000_edac edac_core shpchp pci_hotplug dm_multipath ext3 jbd mbcache sr_mod cdrom ata_generic pata_acpi sg sd_mod ehci_hcd uhci_hcd ata_piix bnx2 libata floppy usbcore megaraid_sas scsi_mod e1000 dm_mirror dm_snapshot dm_mod thermal processor fan fuse
Sep 30 13:49:53 hnode1 kernel: [101482.346708] Pid: 8560, comm: dd Not tainted 2.6.24-19-xen #1
Sep 30 13:49:53 hnode1 kernel: [101482.346760] RIP: e030:[gfs2:gfs2_bitfit+0x3d/0x90]  [gfs2:gfs2_bitfit+0x3d/0x90] :gfs2:gfs2_bitfit+0x3d/0x90
Sep 30 13:49:53 hnode1 kernel: [101482.346859] RSP: e02b:ffff8801a6c8f928  EFLAGS: 00010246
Sep 30 13:49:53 hnode1 kernel: [101482.346910] RAX: 0000000000000000 RBX: 5555555555555555 RCX: 0000000000000000
Sep 30 13:49:53 hnode1 kernel: [101482.346994] RDX: 0000000000003de4 RSI: 0000000000000000 RDI: ffff8801b0a9d000
Sep 30 13:49:53 hnode1 kernel: [101482.347076] RBP: 0000000000000000 R08: ffff8801b0a9cff9 R09: ffff8801b0a9cff9
Sep 30 13:49:53 hnode1 kernel: [101482.347159] R10: 0000000000000000 R11: 0000000000000000 R12: ffff8801ef59f410
Sep 30 13:49:53 hnode1 kernel: [101482.347245] R13: 0000000000000005 R14: 0000000000000000 R15: ffff8801ee5210c0
Sep 30 13:49:53 hnode1 kernel: [101482.347331] FS:  00007f5b54ce96e0(0000) GS:ffffffff805c6100(0000) knlGS:0000000000000000
Sep 30 13:49:53 hnode1 kernel: [101482.347418] CS:  e033 DS: 0000 ES: 0000
Sep 30 13:49:53 hnode1 kernel: [101482.347464] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
Sep 30 13:49:53 hnode1 kernel: [101482.347547] DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000400
Sep 30 13:49:53 hnode1 kernel: [101482.347630] Process dd (pid: 8560, threadinfo ffff8801a6c8e000, task ffff8801ed98d800)
Sep 30 13:49:53 hnode1 kernel: [101482.347716] Stack:  ffff8801ee522e80 ffffffff88343973 0000000000012f00 ffff8801ee5210c0
Sep 30 13:49:53 hnode1 kernel: [101482.347820]  ffff8801e6550328 ffff8801ef59f410 ffff8801eeca8c00 ffff8801ebc6e000
Sep 30 13:49:53 hnode1 kernel: [101482.347919]  ffff8800e2e85bc0 ffffffff8834590b ffff8801e6550328 ffff8800e2e85bc0
Sep 30 13:49:53 hnode1 kernel: [101482.347987] Call Trace:
Sep 30 13:49:53 hnode1 kernel: [101482.348071]  [gfs2:rgblk_search+0xf3/0x180] :gfs2:rgblk_search+0xf3/0x180
Sep 30 13:49:53 hnode1 kernel: [101482.348136]  [gfs2:gfs2_alloc_data+0x5b/0x140] :gfs2:gfs2_alloc_data+0x5b/0x140
Sep 30 13:49:53 hnode1 kernel: [101482.348199]  [gfs2:lookup_block+0x137/0x140] :gfs2:lookup_block+0x137/0x140
Sep 30 13:49:53 hnode1 kernel: [101482.348260]  [gfs2:gfs2_block_map+0x247/0x3a0] :gfs2:gfs2_block_map+0x247/0x3a0
Sep 30 13:49:53 hnode1 kernel: [101482.348319]  [sctp:kmem_cache_alloc+0xaf/0x710] kmem_cache_alloc+0xaf/0x120
Sep 30 13:49:53 hnode1 kernel: [101482.348375]  [gfs2:alloc_buffer_head+0x58/0x180] alloc_buffer_head+0x58/0x70
Sep 30 13:49:53 hnode1 kernel: [101482.348428]  [alloc_page_buffers+0x60/0xe0] alloc_page_buffers+0x60/0xe0
Sep 30 13:49:53 hnode1 kernel: [101482.348484]  [__block_prepare_write+0x252/0x450] __block_prepare_write+0x252/0x450
Sep 30 13:49:53 hnode1 kernel: [101482.348546]  [gfs2:gfs2_block_map+0x0/0x3a0] :gfs2:gfs2_block_map+0x0/0x3a0
Sep 30 13:49:53 hnode1 kernel: [101482.348606]  [ext3:block_prepare_write+0x1a/0x30] block_prepare_write+0x1a/0x30
Sep 30 13:49:53 hnode1 kernel: [101482.348668]  [gfs2:gfs2_write_begin+0x28c/0x2e0] :gfs2:gfs2_write_begin+0x28c/0x2e0
Sep 30 13:49:53 hnode1 kernel: [101482.348728]  [generic_file_buffered_write+0x149/0x6e0] generic_file_buffered_write+0x149/0x6e0
Sep 30 13:49:53 hnode1 kernel: [101482.348792]  [current_fs_time+0x1e/0x30] current_fs_time+0x1e/0x30
Sep 30 13:49:53 hnode1 kernel: [101482.348847]  [__generic_file_aio_write_nolock+0x24f/0x400] __generic_file_aio_write_nolock+0x24f/0x400
Sep 30 13:49:53 hnode1 kernel: [101482.348937]  [gfs2:generic_file_aio_write+0x64/0x2f0] generic_file_aio_write+0x64/0xd0
Sep 30 13:49:53 hnode1 kernel: [101482.348995]  [gfs2:do_sync_write+0xd9/0x120] do_sync_write+0xd9/0x120
Sep 30 13:49:53 hnode1 kernel: [101482.349051]  [<ffffffff8024cc20>] autoremove_wake_function+0x0/0x30
Sep 30 13:49:53 hnode1 kernel: [101482.349111]  [__clear_user+0x35/0x70] __clear_user+0x35/0x70
Sep 30 13:49:53 hnode1 kernel: [101482.349166]  [vfs_write+0xed/0x190] vfs_write+0xed/0x190
Sep 30 13:49:53 hnode1 kernel: [101482.349219]  [sys_write+0x53/0x90] sys_write+0x53/0x90
Sep 30 13:49:53 hnode1 kernel: [101482.349273]  [system_call+0x68/0x6d] system_call+0x68/0x6d
Sep 30 13:49:53 hnode1 kernel: [101482.349325]  [system_call+0x0/0x6d] system_call+0x0/0x6d
Sep 30 13:49:53 hnode1 kernel: [101482.349378]
Sep 30 13:49:53 hnode1 kernel: [101482.349415]
Sep 30 13:49:53 hnode1 kernel: [101482.349415] Code: 49 39 19 74 3e 41 0f b6 00 d3 f8 83 e0 03 44 39 d0 74 29 83
Sep 30 13:49:53 hnode1 kernel: [101482.349637] RIP  [gfs2:gfs2_bitfit+0x3d/0x90] :gfs2:gfs2_bitfit+0x3d/0x90
Sep 30 13:49:53 hnode1 kernel: [101482.349701]  RSP <ffff8801a6c8f928>
Sep 30 13:49:53 hnode1 kernel: [101482.349745] CR2: ffff8801b0a9d000
Sep 30 13:49:53 hnode1 kernel: [101482.350439] ---[ end trace aba7f6ec817decfc ]---
Sep 30 13:51:15 hnode1 kernel: [101522.359616] eth0: port 3(vif3.0) entering disabled state
Sep 30 13:51:15 hnode1 kernel: [101522.375716] eth0: port 3(vif3.0) entering disabled state
Sep 30 13:51:35 hnode1 kernel: [101581.950657] eth0: port 2(vif4.0) entering disabled state
Sep 30 13:51:35 hnode1 kernel: [101581.979825] eth0: port 2(vif4.0) entering disabled state
Sep 30 14:34:09 hnode1 kernel: Inspecting /boot/System.map-2.6.24-19-xen
[..]

OS is 8.04.1

uname -a:
Linux hnode1 2.6.24-19-xen #1 SMP Wed Aug 20 21:08:51 UTC 2008 x86_64 GNU/Linux

In attachment dmesg output (after reboot).

Kind regards

--Sergio

** Affects: linux-meta (Ubuntu)
     Importance: Undecided
         Status: New

-- 
dd on gfs2 cause kernel oops
https://bugs.launchpad.net/bugs/276641
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