Public bug reported:
During do-release-upgrade, I can no longer shutdown the machine.
[ 1858.885700] BUG: Dentry ef693500{i=1ed1,n=/} still in use (2) [unmount of
autofs autofs]
[ 1858.885735] ------------[ cut here ]------------
[ 1858.885749] kernel BUG at /build/buildd/linux-2.6.38/fs/dcache.c:947!
[ 1858.885765] invalid opcode: 0000 [#1] SMP
[ 1858.885781] last sysfs file: /sys/module/floppy/initstate
[ 1858.885795] Modules linked in: iptable_filter ip_tables x_tables nfs lockd
fscache nfs_acl auth_rpcgss sunrpc autofs4 serio_raw i3000_edac lp edac_core
parport shpchp floppy e1000e 3w_xxxx
[ 1858.885907]
[ 1858.885929] Pid: 10952, comm: automount Not tainted 2.6.38-13-generic-pae
#53-Ubuntu Supermicro PDSMP/PDSMP
[ 1858.885992] EIP: 0060:[<c1144f49>] EFLAGS: 00010286 CPU: 1
[ 1858.886026] EIP is at shrink_dcache_for_umount_subtree+0x1c9/0x1d0
[ 1858.886055] EAX: 00000062 EBX: f84704c8 ECX: c176cee8 EDX: 00000000
[ 1858.886084] ESI: ef693500 EDI: f696d75c EBP: ed88fef4 ESP: ed88fec0
[ 1858.886114] DS: 007b ES: 007b FS: 00d8 GS: 00e0 SS: 0068
[ 1858.886143] Process automount (pid: 10952, ti=ed88e000 task=f69cd860
task.ti=ed88e000)
[ 1858.886190] Stack:
[ 1858.886211] c16bfcc0 ef693500 00001ed1 ef693524 00000002 f84704c8 f696d75c
ed88ff0c
[ 1858.886276] 00000282 ef693524 f696d600 ef693500 ef69354c ed88ff08 c1146fd0
f696d600
[ 1858.886341] ef102300 f8470080 ed88ff24 c11344e7 ef69354c 00000000 00000017
ef102300
[ 1858.886406] Call Trace:
[ 1858.886433] [<c1146fd0>] shrink_dcache_for_umount+0x40/0x60
[ 1858.886466] [<c11344e7>] generic_shutdown_super+0x27/0xe0
[ 1858.886496] [<c1134631>] kill_anon_super+0x11/0x50
[ 1858.886524] [<c113468e>] kill_litter_super+0x1e/0x30
[ 1858.886557] [<f846c41d>] autofs4_kill_sb+0x3d/0x50 [autofs4]
[ 1858.886588] [<c11349cd>] deactivate_locked_super+0x3d/0x60
[ 1858.886618] [<c1135498>] deactivate_super+0x48/0x70
[ 1858.886648] [<c114cd50>] mntput_no_expire+0x90/0xd0
[ 1858.886677] [<c114db02>] sys_umount+0x62/0xc0
[ 1858.886705] [<c114db7e>] sys_oldumount+0x1e/0x20
[ 1858.886735] [<c100ab5f>] sysenter_do_call+0x12/0x28
[ 1858.886761] Code: 03 8b 51 60 89 44 24 10 8b 45 f0 89 7c 24 18 89 5c 24 14
89 54 24 08 89 74 24 04 89 44 24 0c c7 04 24 c0 fc 6b c1 e8 00 ab 3e 00 <0f> 0b
0f 0b 8d 76 00 55 89 e5 83 ec 08 89 1c 24 89 74 24 04 3e
[ 1858.887005] EIP: [<c1144f49>] shrink_dcache_for_umount_subtree+0x1c9/0x1d0
SS:ESP 0068:ed88fec0
[ 1858.887309] ---[ end trace e87037f6e46323c0 ]---
ProblemType: Bug
DistroRelease: Ubuntu 11.10
Package: linux-image (not installed)
ProcVersionSignature: Ubuntu 2.6.38-13.53-generic-pae 2.6.38.8
Uname: Linux 2.6.38-13-generic-pae i686
AlsaDevices:
total 0
crw-rw---- 1 root audio 116, 1 2012-01-06 20:15 seq
crw-rw---- 1 root audio 116, 33 2012-01-06 20:15 timer
AplayDevices: Error: [Errno 2] No such file or directory
ApportVersion: 1.23-0ubuntu4
Architecture: i386
ArecordDevices: Error: [Errno 2] No such file or directory
AudioDevicesInUse: Error: command ['fuser', '-v', '/dev/snd/seq',
'/dev/snd/timer'] failed with exit code 1:
CRDA: Error: [Errno 2] No such file or directory
Date: Sat Jan 7 08:17:50 2012
HibernationDevice: RESUME=UUID=9e970375-b202-434b-8e95-5a7b7017adaa
IwConfig:
lo no wireless extensions.
eth0 no wireless extensions.
eth1 no wireless extensions.
Lsusb:
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
MachineType: Supermicro PDSMP
PciMultimedia:
ProcEnviron:
LANG=en_US.UTF-8
SHELL=/bin/bash
ProcKernelCmdLine: root=UUID=ff1aa096-3a17-45d3-a18e-3e01be6f5a6b ro quiet
splash
RelatedPackageVersions:
linux-restricted-modules-2.6.38-13-generic-pae N/A
linux-backports-modules-2.6.38-13-generic-pae N/A
linux-firmware 1.60
RfKill: Error: [Errno 2] No such file or directory
SourcePackage: linux
UpgradeStatus: No upgrade log present (probably fresh install)
dmi.bios.date: 04/17/2006
dmi.bios.vendor: Phoenix Technologies LTD
dmi.bios.version: 6.00
dmi.board.name: PDSMP
dmi.board.vendor: Supermicro
dmi.board.version: PCB Version
dmi.chassis.type: 1
dmi.chassis.vendor: Supermicro
dmi.chassis.version: 0123456789
dmi.modalias:
dmi:bvnPhoenixTechnologiesLTD:bvr6.00:bd04/17/2006:svnSupermicro:pnPDSMP:pvr0123456789:rvnSupermicro:rnPDSMP:rvrPCBVersion:cvnSupermicro:ct1:cvr0123456789:
dmi.product.name: PDSMP
dmi.product.version: 0123456789
dmi.sys.vendor: Supermicro
** Affects: linux-meta (Ubuntu)
Importance: Undecided
Status: New
** Tags: apport-bug i386 oneiric
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Kernel bug report
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