On 10/08/06, Michal Piotrowski <[email protected]> wrote:
Hi,
This script is awesome :)
#! /bin/bash
m_fs() {
# sudo mount -o loop -t ext2 /home/fs-farm/ext2.img /mnt/fs-farm/ext2/
# sudo mount -o loop -t ext3 /home/fs-farm/ext3.img /mnt/fs-farm/ext3/
# sudo mount -o loop -t ext3dev /home/fs-farm/ext4.img /mnt/fs-farm/ext4/
# sudo mount -o loop -t reiserfs /home/fs-farm/reiser3.img
/mnt/fs-farm/reiser3/
sudo mount -o loop -t xfs /home/fs-farm/xfs.img /mnt/fs-farm/xfs/
# sudo mount -o loop -t jfs /home/fs-farm/jfs.img /mnt/fs-farm/jfs/
}
u_fs() {
# sudo umount /mnt/fs-farm/ext2/
# sudo umount /mnt/fs-farm/ext3/
# sudo umount /mnt/fs-farm/ext4/
# sudo umount /mnt/fs-farm/reiser3/
sudo umount /mnt/fs-farm/xfs/
# sudo umount /mnt/fs-farm/jfs/
}
while true
do
m_fs
u_fs
done
Aug 10 16:50:53 ltg01-fedora kernel: BUG: unable to handle kernel
paging request at virtual address 6b6b6c07
Aug 10 16:50:53 ltg01-fedora kernel: printing eip:
Aug 10 16:50:53 ltg01-fedora kernel: c013551a
Aug 10 16:50:53 ltg01-fedora kernel: *pde = 00000000
Aug 10 16:50:53 ltg01-fedora kernel: Oops: 0002 [#1]
Aug 10 16:50:53 ltg01-fedora kernel: PREEMPT SMP
Aug 10 16:50:53 ltg01-fedora kernel: Modules linked in: xfs ext3dev
jbd2 loop ipv6 w83627hf hwmon_vid hwmon i2c_isa af_packe
t ip_conntrack_netbios_ns ipt_REJECT xt_state ip_conntrack nfnetlink
xt_tcpudp iptable_filter ip_tables x_tables cpufreq_use
rspace p4_clockmod speedstep_lib binfmt_misc thermal processor fan
container evdev snd_intel8x0 snd_ac97_codec snd_ac97_bus
snd_seq_dummy snd_seq_oss snd_seq_midi_event snd_seq snd_seq_device
snd_pcm_oss snd_mixer_oss snd_pcm sk98lin snd_timer snd
ide_cd soundcore skge snd_page_alloc cdrom i2c_i801 intel_agp agpgart rtc unix
Aug 10 16:50:53 ltg01-fedora kernel: CPU: 0
Aug 10 16:50:53 ltg01-fedora kernel: EIP: 0060:[<c013551a>] Not
tainted VLI
Aug 10 16:50:53 ltg01-fedora kernel: EFLAGS: 00010002 (2.6.18-rc4 #119)
Aug 10 16:50:53 ltg01-fedora kernel: EIP is at __lock_acquire+0x2ca/0x9b6
Aug 10 16:50:53 ltg01-fedora kernel: eax: d9c53d4c ebx: 6b6b6b6b
ecx: 00000000 edx: 00000000
Aug 10 16:50:53 ltg01-fedora kernel: esi: 00000002 edi: df966d20
ebp: e44a8e7c esp: e44a8e4c
Aug 10 16:50:53 ltg01-fedora kernel: ds: 007b es: 007b ss: 0068
Aug 10 16:50:53 ltg01-fedora kernel: Process umount (pid: 16133,
ti=e44a8000 task=df966d20 task.ti=e44a8000)
Aug 10 16:50:53 ltg01-fedora kernel: Stack: 00000000 00000000 d9c53d4c
df966d20 00000000 00000378 00000008 df9672f8
Aug 10 16:50:53 ltg01-fedora kernel: df966d20 df9672a8 00000002
df966d20 e44a8eb0 c0135ccb 00000000 00000002
Aug 10 16:50:53 ltg01-fedora kernel: 00000000 fe5778b7 c02d580c
00000003 df967280 00000004 df966d20 f4202a00
Aug 10 16:50:53 ltg01-fedora kernel: Call Trace:
Aug 10 16:50:53 ltg01-fedora kernel: [<c0135ccb>]
lock_release_non_nested+0xc5/0x11d
Aug 10 16:50:53 ltg01-fedora kernel: [<c0136026>] lock_release+0x12f/0x159
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d579e>]
__mutex_unlock_slowpath+0x99/0xff
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d580c>] mutex_unlock+0x8/0xa
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d3b2>]
generic_shutdown_super+0xbb/0x113
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d42a>] kill_block_super+0x20/0x32
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d4ea>] deactivate_super+0x5d/0x6f
Aug 10 16:50:53 ltg01-fedora kernel: [<c0180336>] mntput_no_expire+0x42/0x72
Aug 10 16:50:53 ltg01-fedora kernel: [<c0173147>]
path_release_on_umount+0x15/0x18
Aug 10 16:50:53 ltg01-fedora kernel: [<c018147c>] sys_umount+0x1e7/0x21b
Aug 10 16:50:53 ltg01-fedora kernel: [<c01814bd>] sys_oldumount+0xd/0xf
Aug 10 16:50:53 ltg01-fedora kernel: [<c0102f15>] sysenter_past_esp+0x56/0x8d
Aug 10 16:50:53 ltg01-fedora kernel: DWARF2 unwinder stuck at
sysenter_past_esp+0x56/0x8d
Aug 10 16:50:53 ltg01-fedora kernel: Leftover inexact backtrace:
Aug 10 16:50:53 ltg01-fedora kernel: [<c010418c>] show_stack_log_lvl+0x8c/0x97
Aug 10 16:50:53 ltg01-fedora kernel: [<c01042e8>] show_registers+0x151/0x1c6
Aug 10 16:50:53 ltg01-fedora kernel: [<c01044d9>] die+0x17c/0x281
Aug 10 16:50:53 ltg01-fedora kernel: [<c0116677>] do_page_fault+0x3b3/0x480
Aug 10 16:50:53 ltg01-fedora kernel: [<c0103b19>] error_code+0x39/0x40
Aug 10 16:50:53 ltg01-fedora kernel: [<c0135ccb>]
lock_release_non_nested+0xc5/0x11d
Aug 10 16:50:53 ltg01-fedora kernel: [<c0136026>] lock_release+0x12f/0x159
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d579e>]
__mutex_unlock_slowpath+0x99/0xff
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d580c>] mutex_unlock+0x8/0xa
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d3b2>]
generic_shutdown_super+0xbb/0x113
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d42a>] kill_block_super+0x20/0x32
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d4ea>] deactivate_super+0x5d/0x6f
Aug 10 16:50:53 ltg01-fedora kernel: [<c0180336>] mntput_no_expire+0x42/0x72
Aug 10 16:50:53 ltg01-fedora kernel: [<c0173147>]
path_release_on_umount+0x15/0x18
Aug 10 16:50:53 ltg01-fedora kernel: [<c018147c>] sys_umount+0x1e7/0x21b
Aug 10 16:50:53 ltg01-fedora kernel: [<c01814bd>] sys_oldumount+0xd/0xf
Aug 10 16:50:53 ltg01-fedora kernel: [<c0102f15>] sysenter_past_esp+0x56/0x8d
Aug 10 16:50:53 ltg01-fedora kernel: Code: 2a e8 73 94 0a 00 85 c0 74
21 68 ab a2 2d c0 68 d5 04 00 00 68 d9 37 2f c0 68 ee
d0 2e c0 e8 b5 9d fe ff e8 45 f2 fc ff 83 c4 10 <f0> ff 83 9c 00 00 00
8b 55 dc 8b 92 5c 05 00 00 89 55 e4 83 fa
Aug 10 16:50:53 ltg01-fedora kernel: EIP: [<c013551a>]
__lock_acquire+0x2ca/0x9b6 SS:ESP 0068:e44a8e4c
Aug 10 16:50:53 ltg01-fedora kernel: <3>BUG: sleeping function called
from invalid context at /usr/src/linux-work2/mm/slab.c:2901
Aug 10 16:50:53 ltg01-fedora kernel: in_atomic():0, irqs_disabled():1
Aug 10 16:50:53 ltg01-fedora kernel: [<c0104006>] show_trace_log_lvl+0x58/0x152
Aug 10 16:50:53 ltg01-fedora kernel: [<c01046ad>] show_trace+0xd/0x10
Aug 10 16:50:53 ltg01-fedora kernel: [<c0104775>] dump_stack+0x19/0x1b
Aug 10 16:50:53 ltg01-fedora kernel: [<c01181df>] __might_sleep+0x8d/0x95
Aug 10 16:50:53 ltg01-fedora kernel: [<c0163c61>] kmem_cache_zalloc+0x28/0xcc
Aug 10 16:50:53 ltg01-fedora kernel: [<c014b83c>]
taskstats_exit_alloc+0x32/0x70
Aug 10 16:50:53 ltg01-fedora kernel: [<c01213e1>] do_exit+0x111/0x7f1
Aug 10 16:50:53 ltg01-fedora kernel: [<c01045b8>] die+0x25b/0x281
Aug 10 16:50:53 ltg01-fedora kernel: [<c0116677>] do_page_fault+0x3b3/0x480
Aug 10 16:50:53 ltg01-fedora kernel: [<c0103b19>] error_code+0x39/0x40
Aug 10 16:50:53 ltg01-fedora kernel: DWARF2 unwinder stuck at
error_code+0x39/0x40
Aug 10 16:50:53 ltg01-fedora kernel: Leftover inexact backtrace:
Aug 10 16:50:53 ltg01-fedora kernel: [<c01046ad>] show_trace+0xd/0x10
Aug 10 16:50:53 ltg01-fedora kernel: [<c0104775>] dump_stack+0x19/0x1b
Aug 10 16:50:53 ltg01-fedora kernel: [<c01181df>] __might_sleep+0x8d/0x95
Aug 10 16:50:53 ltg01-fedora kernel: [<c0163c61>] kmem_cache_zalloc+0x28/0xcc
Aug 10 16:50:53 ltg01-fedora kernel: [<c014b83c>]
taskstats_exit_alloc+0x32/0x70
Aug 10 16:50:53 ltg01-fedora kernel: [<c01213e1>] do_exit+0x111/0x7f1
Aug 10 16:50:53 ltg01-fedora kernel: [<c01045b8>] die+0x25b/0x281
Aug 10 16:50:53 ltg01-fedora kernel: [<c0116677>] do_page_fault+0x3b3/0x480
Aug 10 16:50:53 ltg01-fedora kernel: [<c0103b19>] error_code+0x39/0x40
Aug 10 16:50:53 ltg01-fedora kernel: [<c0135ccb>]
lock_release_non_nested+0xc5/0x11d
Aug 10 16:50:53 ltg01-fedora kernel: [<c0136026>] lock_release+0x12f/0x159
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d579e>]
__mutex_unlock_slowpath+0x99/0xff
Aug 10 16:50:53 ltg01-fedora kernel: [<c02d580c>] mutex_unlock+0x8/0xa
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d3b2>]
generic_shutdown_super+0xbb/0x113
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d42a>] kill_block_super+0x20/0x32
Aug 10 16:50:53 ltg01-fedora kernel: [<c016d4ea>] deactivate_super+0x5d/0x6f
Aug 10 16:50:53 ltg01-fedora kernel: [<c0180336>] mntput_no_expire+0x42/0x72
Aug 10 16:50:53 ltg01-fedora kernel: [<c0173147>]
path_release_on_umount+0x15/0x18
Aug 10 16:50:53 ltg01-fedora kernel: [<c018147c>] sys_umount+0x1e7/0x21b
Aug 10 16:50:53 ltg01-fedora kernel: [<c01814bd>] sys_oldumount+0xd/0xf
Aug 10 16:50:53 ltg01-fedora kernel: [<c0102f15>] sysenter_past_esp+0x56/0x8d
Aug 10 16:50:53 ltg01-fedora kernel: Filesystem "loop2": Disabling
barriers, not supported by the underlying device
Aug 10 16:50:53 ltg01-fedora kernel: XFS mounting filesystem loop2
(gdb) list *0xc013551a
0xc013551a is in __lock_acquire (include2/asm/atomic.h:96).
91 *
92 * Atomically increments @v by 1.
93 */
94 static __inline__ void atomic_inc(atomic_t *v)
95 {
96 __asm__ __volatile__(
97 LOCK_PREFIX "incl %0"
98 :"+m" (v->counter));
99 }
100
Here is a config file http://www.stardust.webpages.pl/files/o_bugs/test-config
It's fixed in latest 2.6.18-rc4-git*.
Regards,
Michal
--
Michal K. K. Piotrowski
LTG - Linux Testers Group
(http://www.stardust.webpages.pl/ltg/wiki/)
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