Date: Fri, 16 Nov 2007 06:48:58 +0200 From: Kostik Belousov <kostikbel@gmail.com> To: Kris Kennaway <kris@freebsd.org> Cc: ups@freebsd.org, tegge@freebsd.org, current@freebsd.org Subject: Re: panic: ffs_reallocblk: start == end Message-ID: <20071116044858.GB78396@deviant.kiev.zoral.com.ua> In-Reply-To: <473CC522.5080904@FreeBSD.org> References: <473B9A43.5060401@FreeBSD.org> <473CC522.5080904@FreeBSD.org>
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--98e8jtXdkpgskNou Content-Type: text/plain; charset=us-ascii Content-Disposition: inline Content-Transfer-Encoding: quoted-printable On Thu, Nov 15, 2007 at 11:16:02PM +0100, Kris Kennaway wrote: > Kris Kennaway wrote: > >I got this panic on an 8 core amd64 running 8.0 when writing to a ufs on= =20 > >a md device: > > > >panic: ffs_reallocblk: start =3D=3D end > > > >db> wh > >Tracing pid 59911 tid 100115 td 0xffffff0003b90000 > >kdb_enter() at kdb_enter+0x31 > >panic() at panic+0x1c0 > >ffs_reallocblks() at ffs_reallocblks+0xb11 > >VOP_REALLOCBLKS_APV() at VOP_REALLOCBLKS_APV+0xb9 > >cluster_write() at cluster_write+0x38a > >ffs_write() at ffs_write+0x575 > >VOP_WRITE_APV() at VOP_WRITE_APV+0x147 > >vn_write() at vn_write+0x213 > >dofilewrite() at dofilewrite+0x9a > >kern_writev() at kern_writev+0x4f > >write() at write+0x4b > >syscall() at syscall+0x301 > >Xfast_syscall() at Xfast_syscall+0xab > >--- syscall (4, FreeBSD ELF64, write), rip =3D 0x800a65d0c, rsp =3D=20 > >0x7fffffffd268, rbp =3D 0x2800 --- > > > >Kris > > >=20 > Another one of these on a different machine. Looks like something is=20 > definitely broken. >=20 Kris, this is consequence of the checks moved from DIAGNOSTIC to INVARIANTS ifdef for ffs, and actually being compiled as result. Peter Holm reported the "ffs_truncate3" panic. --98e8jtXdkpgskNou Content-Type: application/pgp-signature Content-Disposition: inline -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.7 (FreeBSD) iD8DBQFHPSE6C3+MBN1Mb4gRAuF3AJ9WJkfuNOGQDkmqAHpVpZoy8qvOXQCgjdjn aY9Qy971v9itMsgL3R1Gj0Q= =Dpx7 -----END PGP SIGNATURE----- --98e8jtXdkpgskNou--
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