Re: 2.6.16-rc5-mm2

[Andrew Morton <akpm@osdl.org>]

Dominik Karall <dominik.karall@gmx.net> wrote:
>
> On Friday, 3. March 2006 13:56, Andrew Morton wrote:
> > ftp://ftp.kernel.org/pub/linux/kernel/people/akpm/patches/2.6/2.6.16-rc5/2.
> >6.16-rc5-mm2/
> 
> hi,
> I don't know why, but it seems that the kernel doesn't use the correct BIOS 
> time. I set it to the 23:30 and after booting I got ~01:00 (next day).

Is that new behaviour?  What's the most recent -mm kernel which that
machine ran?

The full dmesg output might tell us something.

> Here is another bug I got after mounting /mnt/extHDD2 a second time (it was 
> already mounted).

What type of filesystem is that?  ext3?

> Kernel BUG at fs/super.c:838
> invalid opcode: 0000 [1] PREEMPT SMP
> last sysfs file: /block/sdc/size
> CPU 0
> Modules linked in: radeon drm ppp_deflate zlib_deflate bsd_comp ppp_async 
> ohci_hcd i2c_viapro ehci_hcd uhci_hcd r8169 snd_bt87x
> Pid: 9213, comm: mount Not tainted 2.6.16-rc5-mm2 #5
> RIP: 0010:[<ffffffff810cee79>] <ffffffff810cee79>{do_kern_mount+121}
> RSP: 0018:ffff810036497ce8  EFLAGS: 00010246
> RAX: 0000000000000000 RBX: ffff81003ea3f2d0 RCX: 0000000000000002
> RDX: 0000000000000000 RSI: 0000000000000002 RDI: ffff81003c7752e0
> RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001
> R10: 0000000000000001 R11: ffffffff81130b00 R12: ffffffff813fda40
> R13: ffff810036485000 R14: 0000000000000000 R15: 000000000000000f
> FS:  00002aee57e24cf0(0000) GS:ffffffff814f2000(0000) knlGS:0000000000000000
> CS:  0010 DS: 0000 ES: 0000 CR0: 000000008005003b
> CR2: 0000000000526000 CR3: 000000003787d000 CR4: 00000000000006e0
> Process mount (pid: 9213, threadinfo ffff810036496000, task ffff81003b92b110)
> Stack: 000000000000000e 0000000000000000 ffff8100379e4000 ffff810037975000
>        ffff810036485000 ffffffff810d8689 ffff8100372b60c8 0000000000000000
>        ffff8100372b60c8 ffffffff81025531
> Call Trace: <ffffffff810d8689>{do_mount+1753} <ffffffff81025531>{__up_read+33}
>        <ffffffff810749c5>{_spin_unlock_irqrestore+21} 
> <ffffffff8100b027>{do_page_fault+1271}
>        <ffffffff81013b1f>{poison_obj+63} 
> <ffffffff81037114>{cache_free_debugcheck+660}
>        <ffffffff8100a517>{get_page_from_freelist+759} 
> <ffffffff81044c1b>{__get_free_pages+27}
>        <ffffffff81057eab>{sys_mount+155} <ffffffff8106cbde>{system_call+126}
> 
> Code: 0f 0b 68 e7 33 38 81 c2 46 03 48 83 78 68 00 75 0a 0f 0b 68
> RIP <ffffffff810cee79>{do_kern_mount+121} RSP <ffff810036497ce8>

That's

        BUG_ON(!mnt->mnt_sb);

which has a dhowells feel to it.