Hi there, We got this bug report from Debian BTS. It seems to be related to LVM.
The argc address in last line looks very suspicious; stack corruption? More details (with full log) available at http://bugs.debian.org/423409 On Wed, May 16, 2007 at 07:18:19PM +0200, Florian Kriener wrote: > (gdb) set args ext2_mod-fs_ext2.d > (gdb) run > > Starting program: /home/leflo/src/grub2-1.95+20070515/grub-probe > ext2_mod-fs_ext2.d > *** glibc detected *** /home/leflo/src/grub2-1.95+20070515/grub-probe: double > free or corruption (!prev): 0x08067188 *** > ======= Backtrace: ========= > /lib/i686/cmov/libc.so.6[0xb7e3aeed] > /lib/i686/cmov/libc.so.6(cfree+0x90)[0xb7e3e530] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804bc8f] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x8059368] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804b47e] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804fa4c] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804f5ef] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804b5ff] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x8049720] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804b704] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x804b3f4] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x8058e92] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x8058eb2] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x80491aa] > /lib/i686/cmov/libc.so.6(__libc_start_main+0xdc)[0xb7de8ebc] > /home/leflo/src/grub2-1.95+20070515/grub-probe[0x8048eb1] > ======= Memory map: ======== > 08048000-0805c000 r-xp 00000000 fe:01 > 177294 /home/leflo/src/grub2-1.95+20070515/grub-probe > 0805c000-0805d000 rwxp 00014000 fe:01 > 177294 /home/leflo/src/grub2-1.95+20070515/grub-probe > 0805d000-08085000 rwxp 0805d000 00:00 0 [heap] > b7c00000-b7c21000 rwxp b7c00000 00:00 0 > b7c21000-b7d00000 ---p b7c21000 00:00 0 > b7d96000-b7da1000 r-xp 00000000 08:01 172230 /lib/libgcc_s.so.1 > b7da1000-b7da2000 rwxp 0000a000 08:01 172230 /lib/libgcc_s.so.1 > b7da2000-b7dd3000 rwxp b7da2000 00:00 0 > b7dd3000-b7f10000 r-xp 00000000 08:01 204158 /lib/i686/cmov/libc-2.5.so > b7f10000-b7f11000 r-xp 0013d000 08:01 204158 /lib/i686/cmov/libc-2.5.so > b7f11000-b7f13000 rwxp 0013e000 08:01 204158 /lib/i686/cmov/libc-2.5.so > b7f13000-b7f17000 rwxp b7f13000 00:00 0 > b7f33000-b7f34000 rwxp b7f33000 00:00 0 > b7f34000-b7f4f000 r-xp 00000000 08:01 172367 /lib/ld-2.5.so > b7f4f000-b7f51000 rwxp 0001b000 08:01 172367 /lib/ld-2.5.so > bfd01000-bfd17000 rwxp bfd01000 00:00 0 [stack] > ffffe000-fffff000 r-xp 00000000 00:00 0 [vdso] > > Program received signal SIGABRT, Aborted. > 0xffffe410 in __kernel_vsyscall () > (gdb) bt > #0 0xffffe410 in __kernel_vsyscall () > #1 0xb7dfcd60 in raise () from /lib/i686/cmov/libc.so.6 > #2 0xb7dfe5b1 in abort () from /lib/i686/cmov/libc.so.6 > #3 0xb7e3308b in __libc_message () from /lib/i686/cmov/libc.so.6 > #4 0xb7e3aeed in _int_free () from /lib/i686/cmov/libc.so.6 > #5 0xb7e3e530 in free () from /lib/i686/cmov/libc.so.6 > #6 0x0804bc8f in grub_disk_read (disk=0x8064078, sector=4000189, offset=0, > size=194560, buf=0xb7da2008 "") > at kern/disk.c:480 > #7 0x08059368 in grub_lvm_scan_device (name=0x8064068 "hd0,2") at > disk/lvm.c:262 > #8 0x0804b47e in iterate_partition (disk=0x8064008, partition=0xbfd138a4) at > kern/device.c:133 > #9 0x0804fa4c in pc_partition_map_iterate (disk=0x8064008, hook=0xbfd139ae) > at partmap/pc.c:154 > #10 0x0804f5ef in grub_partition_iterate (disk=0x8064008, hook=0xbfd139ae) at > kern/partition.c:127 > #11 0x0804b5ff in iterate_disk (disk_name=0xbfd13952 "hd0") at > kern/device.c:102 > #12 0x08049720 in grub_util_biosdisk_iterate (hook=0xbfd139a4) at > util/i386/pc/biosdisk.c:133 > #13 0x0804b704 in grub_disk_dev_iterate (hook=0xbfd139a4) at kern/disk.c:203 > #14 0x0804b3f4 in grub_device_iterate (hook=0x8059220 <grub_lvm_scan_device>) > at kern/device.c:139 > #15 0x08058e92 in grub_mod_init (mod=0x0) at disk/lvm.c:489 > #16 0x08058eb2 in grub_lvm_init () at disk/lvm.c:487 > #17 0x080491aa in main (argc=Cannot access memory at address 0x3bd8 > ) at util/i386/pc/grub-probe.c:273 > > --snapp-- > > Doesn't matter at all what I set args to. Even good old asdf throws this > error. Plus it does not matter if run as root or not. > > BTW: Thats about everything I can do debugging c apps. So if you need more > please tell me how to do it. -- Robert Millan My spam trap is [EMAIL PROTECTED] Note: this address is only intended for spam harvesters. Writing to it will get you added to my black list. -- To UNSUBSCRIBE, email to [EMAIL PROTECTED] with a subject of "unsubscribe". Trouble? Contact [EMAIL PROTECTED]
