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From: David Howells <dhowells@redhat.com>
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To: Matthew Wilcox <willy@infradead.org>
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Subject: Re: [PATCH] Fix oops in NFS
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Date: Fri, 05 Jan 2024 10:12:55 +0000
Message-ID: <1094259.1704449575@warthog.procyon.org.uk>

Matthew Wilcox <willy@infradead.org> wrote:

> This commit (100ccd18bb41 in linux-next 20240104) is bad for me.  After
> it, running xfstests gives me first a bunch of errors along these lines:
> =

> 00004 depmod: ERROR: failed to load symbols from /lib/modules/6.7.0-rc7-=
00037-g100ccd18bb41/kernel/fs/gfs2/gfs2.ko: Exec format error
> 00004 depmod: ERROR: failed to load symbols from /lib/modules/6.7.0-rc7-=
00037-g100ccd18bb41/kernel/fs/zonefs/zonefs.ko: Exec format error
> 00004 depmod: ERROR: failed to load symbols from /lib/modules/6.7.0-rc7-=
00037-g100ccd18bb41/kernel/security/keys/encrypted-keys/encrypted-keys.ko:=
 Exec format error
> =

> and then later:
> =

> 00016 generic/001       run fstests generic/001 at 2024-01-05 04:50:46
> 00017 [not run] this test requires a valid $TEST_DEV
> 00017 generic/002       run fstests generic/002 at 2024-01-05 04:50:46
> 00017 [not run] this test requires a valid $TEST_DEV
> 00017 generic/003       run fstests generic/003 at 2024-01-05 04:50:47
> 00018 [not run] this test requires a valid $SCRATCH_DEV
> ...
> =

> so I think that's page cache corruption of some kind.

Is that being run on NFS?  Is /lib on NFS?

David