Date: Fri, 4 Nov 2005 11:05:19 +0100 From: Peter Holm <peter@holm.cc> To: Kris Kennaway <kris@obsecurity.org> Cc: current@freebsd.org Subject: Re: panic: mb_dtor_pack: ref_cnt != 1 Message-ID: <20051104100519.GA2203@peter.osted.lan> In-Reply-To: <20051104092724.GA33945@xor.obsecurity.org> References: <20051104092724.GA33945@xor.obsecurity.org>
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On Fri, Nov 04, 2005 at 04:27:24AM -0500, Kris Kennaway wrote: > I got this panic shortly after boot on a freshly-updated amd64 > machine: > Me too: http://people.freebsd.org/~pho/stress/log/cons171.html - Peter > FreeBSD/amd64 (fbsd-amd64.isc.org) (ttyd0) > > login: panic: mb_dtor_pack: ref_cnt != 1 > cpuid = 3 > KDB: enter: panic > [thread pid 1021 tid 100131 ] > Stopped at kdb_enter+0x31: leave > db> wh > Tracing pid 1021 tid 100131 td 0xffffff0323816a40 > kdb_enter() at kdb_enter+0x31 > panic() at panic+0x1e6 > mb_dtor_pack() at mb_dtor_pack+0x103 > uma_zfree_arg() at uma_zfree_arg+0x34 > mb_free_ext() at mb_free_ext+0xe9 > soreceive() at soreceive+0xafb > soo_read() at soo_read+0x5e > dofileread() at dofileread+0x9e > kern_readv() at kern_readv+0x4f > read() at read+0x4b > syscall() at syscall+0x350 > Xfast_syscall() at Xfast_syscall+0xa8 > --- syscall (3, FreeBSD ELF64, read), rip = 0x800b7e23c, rsp = 0x7fffffffe1a8, rbp = 0x400 --- > > Kris > -----BEGIN PGP SIGNATURE----- > Version: GnuPG v1.4.2 (FreeBSD) > > iD8DBQFDayl8Wry0BWjoQKURAsYEAKD4vA8J7ioOCowCPwq0S0ZYXjbMRACeI5Sz > HhMqAtR0hS7foT1dQSN/9DQ= > =XDVb > -----END PGP SIGNATURE-----
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