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-- You received this bug notification because you are a member of Kernel Packages, which is subscribed to linux-ppc in Ubuntu. https://bugs.launchpad.net/bugs/1276290 Title: Oops in rpc_remove_client_dir (NFS mount) Status in linux-ppc package in Ubuntu: New Bug description: Multiple Oops in NFS unmount during shutdown (saucy rel ) 3.11.0-5-powerpc-e500mc #8-Ubuntu (saucy)root@(none):/work/svy/tools# * Stopping MD monitoring service mdadm --monitor [ OK ] * Asking all remaining processes to terminate... [ OK ] * All processes ended within 1 seconds... [ OK ] [65426.692405] Oops: Exception in kernel mode, sig: 11 [#1] [65426.697721] SMP NR_CPUS=8 P4080 DS [65426.701122] Modules linked in: btrfs(F) raid6_pq(F) zlib_deflate(F) xor(F) ufs(F) qnx4(F) hfsplus(F) hfs(F) minix(F) ntfs(F) msdos(F) jfs(F) xfs(F) libcrc32c(F) reiserfs(F) nls_iso8859_1(F) nls_cp437(F) vfat(F) fat(F) dm_multipath(F) scsi_dh(F) usb_storage(F) ext2(F) rpcsec_gss_krb5(F) nfsv4(F) nfsd(F) auth_rpcgss(F) nfs_acl(F) nfs(F) lockd(F) sunrpc(F) fscache(F) ofpart(F) redboot(F) cmdlinepart(F) cfi_cmdset_0002(F) cfi_probe(F) cfi_util(F) gen_probe(F) physmap_of(F) map_funcs(F) chipreg(F) mtd(F) lm90(F) at24(F) caam(F) i2c_mpc(F) mpc85xx_edac(F) edac_core(F) uio_pdrv_genirq(F) uio(F) ata_generic(F) ahci(F) libahci(F) pata_jmicron(F) fsl_pq_mdio(F) [65426.759065] CPU: 6 PID: 19006 Comm: umount.nfs Tainted: GF 3.11.0-5-powerpc-e500mc #8-Ubuntu [65426.768461] task: ea0f3900 ti: ea05c000 task.ti: ea05c000 [65426.773858] NIP: f99a0f50 LR: f998250c CTR: c07f85c0 [65426.778820] REGS: ea05dda0 TRAP: 0700 Tainted: GF (3.11.0-5-powerpc-e500mc) [65426.786998] MSR: 00029002 <CE,EE,ME> CR: 24000422 XER: 20000000 [65426.793107] GPR00: f9982d20 ea05de50 ea0f3900 e7e66ee0 00029002 00000001 00000000 00000000 GPR08: eadc2504 00000000 00000000 00000001 c07f85c0 1002e3ac 10010000 00008000 GPR16: 100112e4 1000f3c4 1000f3e0 1000f594 1000f59c 1000f440 c0b4fb6c 10010000 GPR24: 10010000 00000000 c0089180 ea05de84 f99ab064 ea2bf500 c0b41380 ea54ef00 [65426.822949] NIP [f99a0f50] rpc_remove_client_dir+0x0/0x30 [sunrpc] [65426.829143] LR [f998250c] __rpc_clnt_remove_pipedir+0x5c/0x80 [sunrpc] [65426.835668] Call Trace: [65426.838128] [ea05de50] [f999f9f0] rpc_get_sb_net+0x70/0xa0 [sunrpc] (unreliable) [65426.845542] [ea05de60] [f9982d20] rpc_free_client+0x50/0xa0 [sunrpc] [65426.851910] [ea05de70] [f9982c58] rpc_shutdown_client+0x68/0xe0 [sunrpc] [65426.858647] [ea05dec0] [f9a3fd04] nfs_free_server+0x124/0x190 [nfs] [65426.864920] [ea05dee0] [c01c5f34] deactivate_locked_super+0x74/0xa0 [65426.871193] [ea05def0] [c01e9184] SyS_umount+0x94/0x3d0 [65426.876422] [ea05df40] [c0010604] ret_from_syscall+0x0/0x3c [65426.882002] --- Exception: c01 at 0xfec55dc [65426.882002] LR = 0xff88d54 [65426.889225] Instruction dump: [65426.892191] 00001b50 0000aa32 00000706 00000120 0000aa36 00000706 00001af8 0000aa3a [65426.899964] 00000706 00001aa0 0000aa46 00000704 <00000058> 0000aa4a 00000704 00001b74 [65426.907949] udlfb: /dev/fb0 FB_BLANK mode 1 --> 0 [65426.912666] udlfb: set_par mode 1024x768 [65426.927196] ---[ end trace b25b3039b99e0391 ]--- [65426.931816] umount.nfs: /work: not mounted [65426.960296] init: idmapd main process (2394) killed by TERM signal [65426.983998] init: systemd-logind main process (544) killed by TERM signal Oops #2 [65426.994070] Oops: Exception in kernel mode, sig: 11 [#2] [65426.999386] SMP NR_CPUS=8 P4080 DS [65427.002787] Modules linked in: btrfs(F) raid6_pq(F) zlib_deflate(F) xor(F) ufs(F) qnx4(F) hfsplus(F) hfs(F) minix(F) ntfs(F) msdos(F) jfs(F) xfs(F) libcrc32c(F) reiserfs(F) nls_iso8859_1(F) nls_cp437(F) vfat(F) fat(F) dm_multipath(F) scsi_dh(F) usb_storage(F) ext2(F) rpcsec_gss_krb5(F) nfsv4(F) nfsd(F) auth_rpcgss(F) nfs_acl(F) nfs(F) lockd(F) sunrpc(F) fscache(F) ofpart(F) redboot(F) cmdlinepart(F) cfi_cmdset_0002(F) cfi_probe(F) cfi_util(F) gen_probe(F) physmap_of(F) map_funcs(F) chipreg(F) mtd(F) lm90(F) at24(F) caam(F) i2c_mpc(F) mpc85xx_edac(F) edac_core(F) uio_pdrv_genirq(F) uio(F) ata_generic(F) ahci(F) libahci(F) pata_jmicron(F) fsl_pq_mdio(F) [65427.060734] CPU: 7 PID: 19014 Comm: umount Tainted: GF D 3.11.0-5-powerpc-e500mc #8-Ubuntu [65427.069783] task: e5d55580 ti: ea2f0000 task.ti: ea2f0000 [65427.075180] NIP: f99a0270 LR: c01c5f34 CTR: f99a0270 [65427.080142] REGS: ea2f1e30 TRAP: 0700 Tainted: GF D (3.11.0-5-powerpc-e500mc) [65427.088320] MSR: 00029002 <CE,EE,ME> CR: 24004424 XER: 00000000 [65427.094430] GPR00: c01c5f24 ea2f1ee0 e5d55580 ea1e7800 c1d404e0 ea027a80 c01e7b78 00000001 GPR08: ffffffff f99a0270 ffffffff 0000000d 003fe0f9 100192e0 10010000 00008000 GPR16: 100112e4 1000f3c4 1000f3e0 1000f594 1000f59c ea027aa0 c0b4fb6c ea2f1ef8 GPR24: 00000000 ea027a80 00000000 ea027a80 ea027aa0 ea027abc f99aba78 ea1e7800 [65427.124275] NIP [f99a0270] rpc_kill_sb+0x0/0x110 [sunrpc] [65427.129677] LR [c01c5f34] deactivate_locked_super+0x74/0xa0 [65427.135246] Call Trace: [65427.137689] [ea2f1ee0] [c01c5f24] deactivate_locked_super+0x64/0xa0 (unreliable) [65427.145094] [ea2f1ef0] [c01e9184] SyS_umount+0x94/0x3d0 [65427.150322] [ea2f1f40] [c0010604] ret_from_syscall+0x0/0x3c [65427.155902] --- Exception: c01 at 0xfec45cc [65427.155902] LR = 0x10003130 [65427.163212] Instruction dump: [65427.166178] 0000867e 00000706 00001288 00008682 00000706 00000058 00008686 00000704 [65427.173952] 00001288 0000868a 00000704 00000058 <00008690> 0006320a 00000000 00008694 [65427.181901] ---[ end trace b25b3039b99e0392 ]--- [65427.186514] Machine hung (saucy)root@jade-jpd:~# lsb_release -rd Description: Ubuntu 13.10 Release: 13.10 (saucy)root@jade-jpd:~# Multiple occurrences. 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