Date: Sun, 29 May 2005 10:50:56 -0700 From: Kris Kennaway <kris@obsecurity.org> To: Kris Kennaway <kris@obsecurity.org> Cc: amd64@FreeBSD.org, current@FreeBSD.org Subject: Re: Fatal trap 12 in exec_copyout_strings() Message-ID: <20050529175056.GA99318@xor.obsecurity.org> In-Reply-To: <20050510223636.GA49927@xor.obsecurity.org> References: <20050510223636.GA49927@xor.obsecurity.org>
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[-- Attachment #1 --] On Tue, May 10, 2005 at 03:36:36PM -0700, Kris Kennaway wrote: > Got this on a dual amd64 with 8GB RAM running 6.0 from last week: > > Fatal trap 12: page fault while in kernel mode > cpuid = 1; apic id = 01 > fault virtual address = 0xffffffffa9cdc000 > fault code = supervisor read, page not present > instruction pointer = 0x8:0xffffffff8037759f > stack pointer = 0x10:0xffffffffba1637d0 > frame pointer = 0x10:0xffffffffba163820 > code segment = base 0x0, limit 0xfffff, type 0x1b > = DPL 0, pres 1, long 1, def32 0, gran 1 > processor eflags = interrupt enabled, resume, IOPL = 0 > current process = 52247 (sh) > [thread pid 52247 tid 100149 ] > Stopped at exec_copyout_strings+0x12f: > db> wh > Tracing pid 52247 tid 100149 td 0xffffff016e5724c0 > exec_copyout_strings() at exec_copyout_strings+0x12f > do_execve() at do_execve+0x39a > kern_execve() at kern_execve+0xab > execve() at execve+0x49 > syscall() at syscall+0x382 > Xfast_syscall() at Xfast_syscall+0xa8 > --- syscall (59, FreeBSD ELF64, execve), rip = 0x80090622c, rsp = 0x7fffffffe058, rbp = 0xffffffff --- > db> I've got this panic twice more since. Kris [-- Attachment #2 --] -----BEGIN PGP SIGNATURE----- Version: GnuPG v1.4.1 (FreeBSD) iD8DBQFCmgEAWry0BWjoQKURAphtAJ9Wu0+6Vyp3rttgYtox6tSSeNBJ8ACgvYNw OlxxIVonDW8aa5+FmSSJ4p4= =1Zw0 -----END PGP SIGNATURE-----
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