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| author | Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com> | 2010-02-08 11:50:32 +0000 |
|---|---|---|
| committer | Eric Van Hensbergen <ericvh@gmail.com> | 2010-02-08 17:25:33 -0600 |
| commit | fb786100f7c75e154e63d0f5a2982e6d46dfb602 (patch) | |
| tree | ed5f57cdc9fab765fcdcb491e65c3b255af72191 /fs/9p | |
| parent | d8c8a9e36560e9ff4c99279d64ce5dd0e1a33fa6 (diff) | |
| download | linux-fb786100f7c75e154e63d0f5a2982e6d46dfb602.tar.gz linux-fb786100f7c75e154e63d0f5a2982e6d46dfb602.tar.bz2 linux-fb786100f7c75e154e63d0f5a2982e6d46dfb602.zip | |
9p: Fix the kernel crash on a failed mount
The patch fix the crash repoted below
[ 15.149907] BUG: unable to handle kernel NULL pointer dereference at 00000001
[ 15.150806] IP: [<c140b886>] p9_virtio_close+0x18/0x24
.....
....
[ 15.150806] Call Trace:
[ 15.150806] [<c1408e78>] ? p9_client_destroy+0x3f/0x163
[ 15.150806] [<c1409342>] ? p9_client_create+0x25f/0x270
[ 15.150806] [<c1063b72>] ? trace_hardirqs_on+0xb/0xd
[ 15.150806] [<c11ed4e8>] ? match_token+0x64/0x164
[ 15.150806] [<c1175e8d>] ? v9fs_session_init+0x2f1/0x3c8
[ 15.150806] [<c109cfc9>] ? kmem_cache_alloc+0x98/0xb8
[ 15.150806] [<c1063b72>] ? trace_hardirqs_on+0xb/0xd
[ 15.150806] [<c1173dd1>] ? v9fs_get_sb+0x47/0x1e8
[ 15.150806] [<c1173dea>] ? v9fs_get_sb+0x60/0x1e8
[ 15.150806] [<c10a2e77>] ? vfs_kern_mount+0x81/0x11a
[ 15.150806] [<c10a2f55>] ? do_kern_mount+0x33/0xbe
[ 15.150806] [<c10b40b9>] ? do_mount+0x654/0x6b3
[ 15.150806] [<c1038949>] ? do_page_fault+0x0/0x284
[ 15.150806] [<c10b28ec>] ? copy_mount_options+0x73/0xd2
[ 15.150806] [<c10b4179>] ? sys_mount+0x61/0x94
[ 15.150806] [<c14284e9>] ? syscall_call+0x7/0xb
....
[ 15.203562] ---[ end trace 1dd159357709eb4b ]---
[
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
Signed-off-by: Eric Van Hensbergen <ericvh@gmail.com>
Diffstat (limited to 'fs/9p')
0 files changed, 0 insertions, 0 deletions