Re: 2.6.26-rc7: BUG at kernel/power/snapshot.c:493



Hi!

Anyone else seeing this? Happened after resuming from s2both (from
disk)...

At what point exactly did it happen?

I am attaching the full dmesg.

Something is seriously wrong here.

usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
TCP cubic registered
NET: Registered protocol family 10
lo: Disabled Privacy Extensions
Mobile IPv6
NET: Registered protocol family 17
NET: Registered protocol family 15
Using IPI No-Shortcut mode
RAMDISK: ext2 filesystem found at block 0
RAMDISK: Loading 2000KiB [1 disk] into ram disk... |/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|/-\|done.
EXT2-fs warning: checktime reached, running e2fsck is recommended
VFS: Mounted root (ext2 filesystem).
------------[ cut here ]------------
kernel BUG at kernel/power/snapshot.c:493!
invalid opcode: 0000 [#1] PREEMPT SMP
Modules linked in:

This is _after_ we mounted filesystems... we should not be resuming at
this point.

Pid: 568, comm: linuxrc Not tainted (2.6.26-rc7-sonne #35)
EIP: 0060:[<c0157f99>] EFLAGS: 00010282 CPU: 0
EIP is at memory_bm_set_bit+0x29/0x30
EAX: fffffff2 EBX: f7165f1c ECX: 00000000 EDX: 03000200
ESI: f7115000 EDI: b7f2a008 EBP: f7165f28 ESP: f7165f18
DS: 007b ES: 007b FS: 00d8 GS: 0000 SS: 0068
Process linuxrc (pid: 568, ti=f7164000 task=f7b65f80 task.ti=f7164000)
Stack: f7165f1c 00000013 f7117000 00000002 f7165f5c c0158e9b bf96e5ec c02dd570
00001000 c05fa980 00000008 00000008 00000000 00000000 f7000200 c05fa980
b7f2a008 f7165f70 c015b3af f7000200 b7f2a008 00001000 f7165f90 c0185e28
Call Trace:
[<c0158e9b>] ? snapshot_write_next+0xcb/0x7a0
[<c02dd570>] ? write_chan+0x0/0x380
[<c015b3af>] ? snapshot_write+0x1f/0x70
[<c0185e28>] ? vfs_write+0x98/0x120
[<c015b390>] ? snapshot_write+0x0/0x70
[<c0185f6d>] ? sys_write+0x3d/0x70
[<c010333a>] ? syscall_call+0x7/0xb
=======================
Code: 00 00 55 89 e5 53 83 ec 0c 8d 4d f8 8d 5d f4 89 1c 24 e8 4b ff ff ff 85 c0 75 10 8b 55 f8 8b 45 f4 f0 0f ab 02 83 c4 0c 5b 5d c3 <0f> 0b eb fe 8d 76 00 8b 0d 0c a9 5f c0 55 89 e5 85 c9 74 14 8b
EIP: [<c0157f99>] memory_bm_set_bit+0x29/0x30 SS:ESP 0068:f7165f18
---[ end trace 70a926e889075b3c ]---

Clocksource tsc unstable (delta = -208377644 ns)
kjournald starting. Commit interval 5 seconds
EXT3 FS on sda3, internal journal
ext3_orphan_cleanup: deleting unreferenced inode 1805649
ext3_orphan_cleanup: deleting unreferenced inode 1228813
EXT3-fs: sda3: 2 orphan inodes deleted
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem).
Trying to move old root to /initrd ... /initrd does not exist. Ignored.
Unmounting old root
Trying to free ramdisk memory ... okay
Freeing unused kernel memory: 268k freed
kjournald starting. Commit interval 5 seconds
EXT3-fs warning: mounting fs with errors, running e2fsck is recommended
EXT3 FS on dm-0, internal journal
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.

You should really fsck at this point.


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