Date: Tue, 17 Jan 2006 18:29:24 +0100 From: Dario Freni <saturnero@freesbie.org> To: Daichi GOTO <daichi@freebsd.org> Cc: freebsd-hackers@freebsd.org, freebsd-current@freebsd.org, ozawa@ongs.co.jp Subject: Re: [unionfs][patch] improvements of the unionfs - Problem Report, kern/91010 Message-ID: <43CD2974.3030308@freesbie.org> In-Reply-To: <43C90A68.9000909@freebsd.org> References: <E1EuQjU-000JgQ-DK@cs1.cs.huji.ac.il> <43BD1054.7020409@ongs.co.jp> <43C2472C.5070103@freebsd.org> <43C90A68.9000909@freebsd.org>
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This is an OpenPGP/MIME signed message (RFC 2440 and 3156) --------------enig76D6B12D56AD9896B771151E Content-Type: text/plain; charset=ISO-8859-1 Content-Transfer-Encoding: 7bit Daichi GOTO ha scritto: > I have updated the patches: > > For 7-current patch > http://people.freebsd.org/~daichi/unionfs/unionfs-p5.diff > > For 6.x patch > http://people.freebsd.org/~daichi/unionfs/unionfs6-p5.diff > > Changes from -p4: > - fixed around "can't fifo/vnode bypass -1" panic problem > - added some comments into source-code for src-developer > - edited style as style(9) saye FreeSBIE test image with a debug kernel patched with -p5 patchset: http://torrent.freesbie.org/FreeSBIE-unionfs-i386-20060116.iso.torrent To obtain a panic, just do normal operations like login as freesbie (/usr/home/freesbie is under unionfs). If you log in as root, you should be able to inspect something in the filesystem without having a panic. The panic is triggered by the chdir syscall: panic: userret: Returning with 1 locks held. cpuid = 0 KDB: enter: panic [thread pid 592 tid 100063 ] Stopped at kdb_enter+0x2c: leave db> bt Tracing pid 592 tid 100063 td 0xc1a8a180 kdb_enter(c08fc650,100,c1a8a180,d,c1f2c000) at kdb_enter+0x2c panic(c08ff985,1,d,c1a8a180,c1f2c000) at panic+0x17f ast(c1a8a180,c83c5d38,43,2,43) at ast syscall(3b,3b,3b,3e8,bfbfe940) at syscall+0x186 Xint0x80_syscall() at Xint0x80_syscall+0x1f --- syscall (13, FreeBSD ELF32, fchdir), eip = 0x28131cdb, esp = 0xbfbfe84c, ebp = 0xbfbfe8e8 --- db> Bye, Dario -- Dario Freni (saturnero@freesbie.org) FreeSBIE developer (http://www.freesbie.org) GPG Public key at http://www.saturnero.net/saturnero.asc --------------enig76D6B12D56AD9896B771151E Content-Type: application/pgp-signature; name="signature.asc" Content-Description: OpenPGP digital signature Content-Disposition: attachment; filename="signature.asc" -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (Darwin) iD8DBQFDzSl3ymi72IiShysRAmElAJ9617k4HCiLYOLyxYz68WA1u1tjQgCfY6ar PKZQPIAEAYYWGNPCmA6Iysc= =ZcQW -----END PGP SIGNATURE----- --------------enig76D6B12D56AD9896B771151E--
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