Hi, Today while testing I found I was unable to mount an unionfs on 2.6.25, at least here any mount gets stuck:
Registering unionfs 2.3.3 (for 2.6.25)
SysRq : Show Blocked State
task PC stack pid father
mount D 00000000 0 995 1
debafcf0 00000086 c019d804 00000000 c0415020 deb86e50 00000000 debafce0
c5940aa4 00000096 c048c1c0 c048f1e0 c048f1e0 c048f1e0 deb86e50 deb870a0
c13f91e0 00000000 debae000 e00fff9b 0007ad1e 00000000 00000001 dec71dc8
Call Trace:
[<c019d804>] ? _d_rehash+0x44/0x50
[<e00fff9b>] ? init_once+0xb/0x10 [unionfs]
[<c033efcf>] __mutex_lock_slowpath+0x5f/0xa0
[<c033ee47>] mutex_lock+0x17/0x20
[<e0107a23>] unionfs_getxattr+0x43/0xc0 [unionfs]
[<e01079e0>] ? unionfs_getxattr+0x0/0xc0 [unionfs]
[<c01f3277>] smack_d_instantiate+0xc7/0x160
[<c01acb06>] ? fsstack_copy_inode_size+0x16/0x70
[<c01ee2dc>] security_d_instantiate+0x1c/0x20
[<c019e760>] d_instantiate+0x50/0x60
[<e00febda>] unionfs_interpose+0x1aa/0x1e0 [unionfs]
[<e00ff565>] unionfs_read_super+0x855/0xb20 [unionfs]
[<c020801c>] ? idr_get_empty_slot+0xdc/0x260
[<c020bd0d>] ? strlcpy+0x1d/0x60
[<c01a1d32>] ? get_filesystem+0x12/0x30
[<c018e574>] ? sget+0x2f4/0x320
[<c018f1d3>] get_sb_nodev+0x43/0x80
[<e00fe7a7>] unionfs_get_sb+0x27/0x60 [unionfs]
[<e00fed10>] ? unionfs_read_super+0x0/0xb20 [unionfs]
[<c018eb18>] vfs_kern_mount+0x58/0x120
[<c018ec39>] do_kern_mount+0x39/0xd0
[<c01a4245>] do_new_mount+0x65/0x90
[<c01a4413>] do_mount+0x1a3/0x1c0
[<c016c744>] ? __get_free_pages+0x24/0x60
[<c01a23f5>] ? copy_mount_options+0x35/0x130
[<c01a449f>] sys_mount+0x6f/0xb0
[<c0104d90>] sysenter_past_esp+0x6d/0xa5
=======================
Sched Debug Version: v0.07, 2.6.25.1-desktop-1mnb #1
now at 648519.555457 msecs
.sysctl_sched_latency : 20.000000
.sysctl_sched_min_granularity : 4.000000
.sysctl_sched_wakeup_granularity : 5.000000
.sysctl_sched_batch_wakeup_granularity : 10.000000
.sysctl_sched_child_runs_first : 0.000001
.sysctl_sched_features : 15
cpu#0, 897.789 MHz
.nr_running : 2
.load : 2048
.nr_switches : 15227
.nr_load_updates : 648506
.nr_uninterruptible : 1
.jiffies : 348514
.next_balance : 0.348696
.curr->pid : 985
.clock : 648407.643454
.idle_clock : 7.647405
.prev_clock_raw : 679956.129067
.clock_warps : 0
.clock_overflows : 11713
.clock_underflows : 637043
.clock_deep_idle_events : 1
.clock_max_delta : 0.999848
.cpu_load[0] : 2048
.cpu_load[1] : 1536
.cpu_load[2] : 1280
.cpu_load[3] : 1152
.cpu_load[4] : 1088
cfs_rq
.exec_clock : 648089.959318
.MIN_vruntime : 647149.353782
.min_vruntime : 647149.353782
.max_vruntime : 647149.353782
.spread : 0.000000
.spread0 : 0.000000
.nr_running : 2
.load : 2048
.bkl_count : 2765
.nr_spread_over : 4347
runnable tasks:
task PID tree-key switches prio exec-runtime
sum-exec sum-sleep
----------------------------------------------------------------------------------------------------------
nash-hotplug 854 647149.353782 4519 120 647149.353782
644037.805627 0.000000
R bash 985 647129.452724 11 120 647129.452724
5.645286 21625.396175
I'm attaching too my .config as it may help.
--
[]'s
Herton
config.gz
Description: GNU Zip compressed data
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