Re: Linux NFSv4 Client kernel panic

On Fri, 2010-07-30 at 17:13 +0800, Sid Moore wrote:
> Hi,
> 
> My NFS Client is CentOS5.3 (2.6.18) and server is SUSE11. When running
> LTP (ltp-full-20080930), the client crashed. the stack is below.
> 
> Kernel BUG at fs/nfs/nfs4xdr.c:872
> invalid opcode: 0000 [1] SMP
> last sysfs file: /block/sdb/size
> CPU 0
> Modules linked in: ipv6 xfrm_nalgo crypto_api autofs4 hidp l2cap
> bluetooth blockvt(PU) nfs(U) lockd(U) fscache nfs_acl sunrpc ib_iser
> rdma_cm ib_cm iw_cm ib_sa ib_mad ib_core ib_addr iscsi_tcp libiscsi
> scsi_transport_iscsi dm_mirror dm_multipath scsi_dh video hwmon
> backlight sbs i2c_ec button battery asus_acpi acpi_memhotplug ac lp
> floppy sg pcspkr i2c_piix4 i2c_core pcnet32 mii parport_pc parport
> shpchp serio_raw dm_raid45 dm_message dm_region_hash dm_log dm_mod
> dm_mem_cache ata_piix libata mptspi mptscsih mptbase
> scsi_transport_spi sd_mod scsi_mod ext3 jbd uhci_hcd ohci_hcd ehci_hcd
> Pid: 18655, comm: mknod01 Tainted: P      2.6.18-128.el5 #1
> RIP: 0010:[<ffffffff8844841d>]  [<ffffffff8844841d>]
> :nfs:encode_share_access+0x6d/0x82
> RSP: 0018:ffff81000d4cdb18  EFLAGS: 00010297
> RAX: 00000000ffffffff RBX: ffff810007c770b8 RCX: ffff810007c770b8
> RDX: 0000000000000008 RSI: 0000000000000008 RDI: ffff81000d4cdb68
> RBP: 0000000000000080 R08: ffff810007c770ac R09: 0000000000000009
> R10: ffff81000601e980 R11: ffffffff8844bc69 R12: ffff81000d4cdb68
> R13: ffff81000216d158 R14: ffff81000d4cde18 R15: ffff810002912000
> FS:  00002b7f2d2c3210(0000) GS:ffffffff803ac000(0000) knlGS:0000000000000000
> CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033