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[Bug 27492] BUG: unable to handle kernel NULL pointer dereference, on hi

To: xfs-masters@xxxxxxxxxxx
Subject: [Bug 27492] BUG: unable to handle kernel NULL pointer dereference, on high filesystem io
From: bugzilla-daemon@xxxxxxxxxxxxxxxxxxx
Date: Sat, 26 Feb 2011 22:25:41 GMT
Auto-submitted: auto-generated
In-reply-to: <bug-27492-470@xxxxxxxxxxxxxxxxxxxxxxxxx/>
References: <bug-27492-470@xxxxxxxxxxxxxxxxxxxxxxxxx/>
https://bugzilla.kernel.org/show_bug.cgi?id=27492





--- Comment #15 from Jochen Buchholz <bookwood@xxxxxxxxxxx>  2011-02-26 
22:25:39 ---
Buggy XFS continues with version 2.6.37.2 on 32-bit systems. Compilation of
openoffice end with umounting.
Kernel 2.6.37.2
Feb 26 20:18:26 ittest01 kernel: vmap allocation for size 1048576 failed: use
vmalloc=<size> to increase size.
Feb 26 20:18:26 ittest01 kernel: xfs_buf_get: failed to map pages
Feb 26 20:18:26 ittest01 kernel: BUG: unable to handle kernel NULL pointer
dereference at 00000008
Feb 26 20:18:26 ittest01 kernel: IP: [<f09c7b46>] xfs_da_do_buf+0x4c8/0x61f
[xfs]
Feb 26 20:18:26 ittest01 kernel: *pde = 00000000
Feb 26 20:18:26 ittest01 kernel: Oops: 0000 [#1] SMP
Feb 26 20:18:26 ittest01 kernel: last sysfs file:
/sys/devices/pci0000:00/0000:00:04.0/virtio1/net/eth0/broadcast
Feb 26 20:18:26 ittest01 kernel: Modules linked in: ipv6 nfsd tpm_tis tpm
i2c_piix4 tpm_bios rtc_cmos rtc_core rtc_lib floppy i2c_core pcspkr virtio_net
processor virtio_balloon thermal_sys button tg3 libphy e1000 fuse xfs exportfs
nfs auth_rpcgss nfs_acl lockd sunrpc jfs raid10 dm_snapshot dm_crypt dm_mirror
dm_region_hash dm_log dm_mod scsi_wait_scan sl811_hcd usbhid ohci_hcd ssb
uhci_hcd usb_storage ehci_hcd usbcore aic94xx libsas lpfc qla2xxx megaraid_sas
megaraid_mbox megaraid_mm megaraid aacraid sx8 DAC960 cciss 3w_9xxx 3w_xxxx
mptsas scsi_transport_sas mptfc scsi_transport_fc scsi_tgt mptspi mptscsih
mptbase atp870u dc395x qla1280 imm parport dmx3191d sym53c8xx qlogicfas408 gdth
advansys initio BusLogic arcmsr aic7xxx aic79xx scsi_transport_spi sg pdc_adma
sata_inic162x sata_mv ata_piix ahci libahci sata_qstor sata_vsc sata_uli
sata_sis sata_sx4 sata_nv sata_via sata_svw sata_sil24 sata_sil sata_promise
pata_pcmcia pcmcia pcmcia_core
Feb 26 20:18:26 ittest01 kernel: 
Feb 26 20:18:26 ittest01 kernel: Pid: 21831, comm: python Not tainted 2.6.37.2
#1 Bochs Bochs
Feb 26 20:18:26 ittest01 kernel: EIP: 0060:[<f09c7b46>] EFLAGS: 00210246 CPU: 0
Feb 26 20:18:26 ittest01 kernel: EIP is at xfs_da_do_buf+0x4c8/0x61f [xfs]
Feb 26 20:18:26 ittest01 kernel: EAX: 00000001 EBX: ed6e0c00 ECX: 00000008 EDX:
d1edfc64
Feb 26 20:18:26 ittest01 kernel: ESI: 00000000 EDI: 00000000 EBP: d1edfc74 ESP:
d1edfc0c
Feb 26 20:18:26 ittest01 kernel: DS: 007b ES: 007b FS: 00d8 GS: 0033 SS: 0068
Feb 26 20:18:26 ittest01 kernel: Process python (pid: 21831, ti=d1ede000
task=d2675280 task.ti=d1ede000)
Feb 26 20:18:26 ittest01 kernel: Stack:
Feb 26 20:18:26 ittest01 kernel: 005028cf 00000000 e1531918 ed03bc9c e193ca40
00000000 00000001 00000000
Feb 26 20:18:26 ittest01 kernel: 00000000 ffffffff ed03bc80 d1edfc44 00200292
ec0db320 ec62d4b8 ec0db300
Feb 26 20:18:26 ittest01 kernel: ec62d440 d1edfc68 f09f27b9 f09eaf98 e5142684
00000001 00000000 d1edfc9c
Feb 26 20:18:26 ittest01 kernel: Call Trace:
Feb 26 20:18:26 ittest01 kernel: [<f09f27b9>] ? xfs_buf_rele+0x57/0x9a [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09eaf98>] ? xfs_trans_brelse+0xd5/0xdb
[xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09c7cf9>] ? xfs_da_read_buf+0x18/0x1d [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09c8dc8>] ?
xfs_da_node_lookup_int+0x4d/0x202 [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09c8dc8>] ?
xfs_da_node_lookup_int+0x4d/0x202 [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09ceb52>] ?
xfs_dir2_node_addname+0x63/0x79e [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09ef67e>] ? kmem_zone_zalloc+0x1c/0x29
[xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09e97ef>] ? xfs_trans_add_item+0x18/0x48
[xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09b8ff6>] ? xfs_bmap_last_offset+0xe4/0xfa
[xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09c9bf9>] ? xfs_dir2_isleaf+0x16/0x44 [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09ca68a>] ? xfs_dir_createname+0x107/0x10f
[xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09ed878>] ? xfs_create+0x32b/0x508 [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09f6b92>] ? xfs_vn_mknod+0xc8/0x153 [xfs]
Feb 26 20:18:26 ittest01 kernel: [<f09f6c36>] ? xfs_vn_create+0xa/0xc [xfs]
Feb 26 20:18:26 ittest01 kernel: [<c01c05a0>] ? vfs_create+0x85/0xcf
Feb 26 20:18:26 ittest01 kernel: [<c01c0c47>] ? do_last+0x28a/0x50b
Feb 26 20:18:26 ittest01 kernel: [<c01c2435>] ? do_filp_open+0x1a7/0x47b
Feb 26 20:18:26 ittest01 kernel: [<c0415dae>] ?
_raw_spin_lock_irqsave+0x20/0x28
Feb 26 20:18:26 ittest01 kernel: [<c01b47fe>] ? kmem_cache_alloc+0x88/0xdf
Feb 26 20:18:26 ittest01 kernel: [<c01b6b26>] ? do_sys_open+0x44/0xbf
Feb 26 20:18:26 ittest01 kernel: [<c01b6be3>] ? sys_open+0x1e/0x26
Feb 26 20:18:26 ittest01 kernel: [<c0102818>] ? sysenter_do_call+0x12/0x28
Feb 26 20:18:26 ittest01 kernel: Code: 55 b8 8b 45 b4 eb 13 31 ff 83 7d f0 00
74 12 8b 4d 18 8d 55 f0 b8 01 00 00 00 e8 4c fa ff ff 89 c7 83 7d 14 01 0f 85
c7 00 00 00 <8b> 57 08 89 55 b4 89 d1 8b 52 08 8b 01 0f c8 86 f2 0f b7 d2 81
Feb 26 20:18:26 ittest01 kernel: EIP: [<f09c7b46>] xfs_da_do_buf+0x4c8/0x61f
[xfs] SS:ESP 0068:d1edfc0c
Feb 26 20:18:26 ittest01 kernel: CR2: 0000000000000008
Feb 26 20:18:26 ittest01 kernel: ---[ end trace c82e322e7bcca320 ]---
Feb 26 20:18:33 ittest01 kernel: vmap allocation for size 1048576 failed: use
vmalloc=<size> to increase size.
Feb 26 20:18:33 ittest01 kernel: xfs_buf_get: failed to map pages
Feb 26 20:18:33 ittest01 kernel: vmap allocation for size 1048576 failed: use
vmalloc=<size> to increase size.
Feb 26 20:18:33 ittest01 kernel: xfs_buf_get: failed to map pages

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