Date: Fri, 28 Oct 2011 17:35:30 -0700 From: Garrett Cooper <yanegomi@gmail.com> To: "deeptech71@gmail.com" <deeptech71@gmail.com> Cc: freebsd-current@freebsd.org Subject: Re: panic: ffs_blkfree_cg: freeing free block Message-ID: <CAGH67wT7fD1DQz=mFeNqZaVLD9PopMETpaCJj2%2BdJNdLYfHX1w@mail.gmail.com> In-Reply-To: <CAF6hryTW6JaefWZX3qFahYianpcK9Pc-UgH1JmOwyR7GuN85wQ@mail.gmail.com> References: <CAF6hryRK6KQsm6Rj90Ytv8xV1fZzPFAC46WV3nWihJgteVPwuQ@mail.gmail.com> <CAF6hryTW6JaefWZX3qFahYianpcK9Pc-UgH1JmOwyR7GuN85wQ@mail.gmail.com>
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On Fri, Oct 28, 2011 at 4:34 PM, deeptech71@gmail.com <deeptech71@gmail.com> wrote: > With object files which were built using the original kernel > configuration file (no debugging symbols included): > > #kgdb kernel /var/crash/vmcore.4 > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you = are > welcome to change it and/or distribute copies of it under certain conditi= ons. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. =A0Type "show warranty" for deta= ils. > This GDB was configured as "i386-marcel-freebsd"...(no debugging > symbols found)... > Attempt to extract a component of a value that is not a structure pointer= . > Attempt to extract a component of a value that is not a structure pointer= . > #0 =A00xc0687d88 in doadump () > (kgdb) bt > #0 =A00xc0687d88 in doadump () > #1 =A00xc0688302 in kern_reboot () > #2 =A00xc0688768 in panic () > #3 =A00xc07f92bf in ffs_blkfree_cg () > #4 =A00xc07f9417 in ffs_blkfree () > #5 =A00xc0803259 in ffs_indirtrunc () > #6 =A00xc08042e1 in ffs_truncate () > #7 =A00xc083171c in ufs_inactive () > #8 =A00xc0712718 in vinactive () > #9 =A00xc0716e2a in vputx () > #10 0xc071affb in kern_unlinkat () > #11 0xc071b1a6 in kern_unlink () > #12 0xc071b1ca in sys_unlink () > #13 0xc089c954 in syscall () > #14 0xc0887021 in Xint0x80_syscall () > #15 0x00000033 in ?? () > Previous frame inner to this frame (corrupt stack?) > > wtf? > > With object files which were built using a kernel configuration file > that had ``makeoptions DEBUG=3D-g'' inserted compared to the original > configuration file: > > #kgdb kernel.debug /var/crash/vmcore.4 > GNU gdb 6.1.1 [FreeBSD] > Copyright 2004 Free Software Foundation, Inc. > GDB is free software, covered by the GNU General Public License, and you = are > welcome to change it and/or distribute copies of it under certain conditi= ons. > Type "show copying" to see the conditions. > There is absolutely no warranty for GDB. =A0Type "show warranty" for deta= ils. > This GDB was configured as "i386-marcel-freebsd"... > Cannot access memory at address 0x0 > (kgdb) bt > #0 =A00x00000000 in ?? () > > wtf? Something stomped on the stack. What was the previous version of FreeBSD (major.minor.subminor, svn revision) at worked? Thanks, -Garrett
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