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From: Stefan Ehmann <shoesoft@gmx.net>
To: Poul-Henning Kamp <phk@phk.freebsd.dk>
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Message-Id: <1099751434.868.1.camel@taxman>
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Date: Sat, 06 Nov 2004 15:30:34 +0100
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cc: current@freebsd.org
Subject: Re: ext2fs related panic
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On Sat, 2004-11-06 at 14:43, Poul-Henning Kamp wrote:
> Ok, then try this patch:
Still causing the same panic here.

> In message <1099745477.809.4.camel@taxman>, Stefan Ehmann writes:
> >On Sat, 2004-11-06 at 13:29, Poul-Henning Kamp wrote:
> >> Can you try this patch ?
> >
> >Thanks, now I can access the partition again without any panic.
> >
> >But I just noticed a similar panic when unmounting the ext2fs:
> >
> >Fatal trap 12: page fault while in kernel mode
> >current process = 66 (umount)
> >
> >trace
> >g_wither_geom_close()
> >ext2_unmount()
> >do_unmount()
> >unmount()
> >syscall()
> >Xint0x80_syscall()
> >
> >> In message <1099742312.809.9.camel@taxman>, Stefan Ehmann writes:
> >> >With kernel sources from yesterday I get a panic as soon as I do this:
> >> >
> >> >mount /mnt/stuff
> >> >ls /mnt/stuff
> >> >
> >> >The correspoding line in fstab is this (I haven't checked yet if it also
> >> >happens on rw mounted ext2fs)
> >> >/dev/ad1s1              /mnt/stuff      ext2fs  ro
> >> >
> >> >Unfortunately I had problems when debugging the core with kgdb (maybe
> >> >because it couldn't find symbols for the modules or because I had to
> >> >call doadump by hand).
> >> >
> >> >Anyway, here is a (shortened) transcript from ddb output.
> >> >
> >> >Fatal trap 12: page fault while in kernel mode
> >> >...
> >> >current process = 815 (ls)
> >> >
> >> >trace
> >> >ext2_strategy()
> >> >bufstrategy()
> >> >breadn()
> >> >bread()
> >> >ext2_read()
> >> >ext2_readdir()
> >> >getdirentries()
> >> >Xint0x80_syscall()
> >> >
> >> >I can provide more info if needed.
> >> >
> >> >Thanks
> >> >
> >> >_______________________________________________
> >> >freebsd-current@freebsd.org mailing list
> >> >http://lists.freebsd.org/mailman/listinfo/freebsd-current
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> >> >
> >