[systemd-devel] systemd failing with vfs-scale-working patch-set (kdb-2/2)

[Sedat Dilek]

On Fri, Dec 3, 2010 at 6:31 PM, Nick Piggin <npiggin at kernel.dk> wrote:
> On Wed, Dec 01, 2010 at 05:25:54PM +0100, Sedat Dilek wrote:
>> On Mon, Nov 29, 2010 at 2:55 PM, Nick Piggin <npiggin at kernel.dk> wrote:
>> > On Mon, Nov 29, 2010 at 02:36:41PM +0100, Sedat Dilek wrote:
>> >> On Mon, Nov 29, 2010 at 1:55 PM, Sedat Dilek <sedat.dilek at googlemail.com> wrote:
>> >> > Hi,
>> >> >
>> >> > I have tried the vfs-scale-working patch-set from [1] (GIT tree see [2]).
>> >> > Unfortunately, I cannot boot my Debian/sid i386 system with systemd
>> >> > (system freezes) but with sysvinit.
>> >> > I have attached a screenshot of the Call-trace, hope this helps.
>> >> >
>> >> > What I tried to get things worjing is:
>> >> > * Downgrade systemd from v15 down to v12
>> >> > * Remove "mtab hackz" [3]
>> >> > * Remove native mount feature [4] (also in combination with "mtab hackz")
>> >> > * Mask systemd-remount-api-vfs.service (for testing purposes)
>> >> >
>> >> > Not sure what the real problem is (as it is very early), but sysvinit is fine.
>> >> >
>> >> > # cat /proc/cmdline
>> >> > BOOT_IMAGE=/boot/vmlinuz-2.6.37-rc3-686
>> >> > root=UUID=1ceb69a7-ecf4-47e9-a231-b74e0f0a9b62 ro radeon.modeset=1
>> >> > lapic 3 init=/sbin/init.sysvinit
>> >> >
>> >> > How can I protocol very early messages (I don't think it makes any
>> >> > sense to activate systemd debugging [5] right now)?
>> >> > Any advices for this?
>> >> >
>> >> > Any idea on the Call-trace or digging into the problem?
>> >> > Any help appreciated.
>> >
>> > Thanks for this, it definitely looks like a bug in vfs scale patches.
>> >
>> > I wonder if you can run with frame pointers turned on to get a more
>> > reliable back trace, and then also try to capture the information
>> > surrounding the oops.
>> >
>> > Thanks,
>> > Nick
>>
>> 2nd screenshot from a kbd-session.
>
> OK, thanks. Can you send a disasm of fs/namei.o, please?
>
>

Can you give more details on how to "disasm fs/namei.o"?

- Sedat -