Package: dwdiff Version: 2.0.3-1 Severity: normal
Dear maintainer, On my machine dwdiff persistently crashes under the following circumstances (files attached): % dwdiff -m 130 3a 3b dwdiff: malloc.c:3096: sYSMALLOc: Assertion `(old_top == (((mbinptr) (((char *) &((av)->bins[((1) - 1) * 2])) - __builtin_offsetof (struct malloc_chunk, fd)))) && old_size == 0) || ((unsigned long) (old_size) >= (unsigned long)((((__builtin_offsetof (struct malloc_chunk, fd_nextsize))+((2 * (sizeof(size_t))) - 1)) & ~((2 * (sizeof(size_t))) - 1))) && ((old_top)->size & 0x1) && ((unsigned long)old_end & pagemask) == 0)' failed. zsh: abort dwdiff -m 130 3a 3b % dwdiff -m 130 1a 1b *** glibc detected *** dwdiff: malloc(): memory corruption: 0x000000000158afa0 *** ======= Backtrace: ========= /lib/x86_64-linux-gnu/libc.so.6(+0x75b46)[0x7f8a43912b46] /lib/x86_64-linux-gnu/libc.so.6(+0x78bb3)[0x7f8a43915bb3] /lib/x86_64-linux-gnu/libc.so.6(__libc_malloc+0x70)[0x7f8a43917960] dwdiff[0x409c19] dwdiff[0x406925] dwdiff[0x40369f] dwdiff[0x404bff] dwdiff[0x4050b3] dwdiff[0x401b6b] /lib/x86_64-linux-gnu/libc.so.6(__libc_start_main+0xfd)[0x7f8a438bbead] dwdiff[0x401c09] ======= Memory map: ======== 00400000-0040d000 r-xp 00000000 09:01 8284 /usr/bin/dwdiff 0060c000-0060d000 r--p 0000c000 09:01 8284 /usr/bin/dwdiff 0060d000-0060e000 rw-p 0000d000 09:01 8284 /usr/bin/dwdiff 0060e000-0061e000 rw-p 00000000 00:00 0 01589000-015fa000 rw-p 00000000 00:00 0 [heap] 7f8a3c000000-7f8a3c021000 rw-p 00000000 00:00 0 7f8a3c021000-7f8a40000000 ---p 00000000 00:00 0 7f8a43380000-7f8a43395000 r-xp 00000000 09:01 786834 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f8a43395000-7f8a43595000 ---p 00015000 09:01 786834 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f8a43595000-7f8a43596000 rw-p 00015000 09:01 786834 /lib/x86_64-linux-gnu/libgcc_s.so.1 7f8a43596000-7f8a4367e000 r-xp 00000000 09:01 792556 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17 7f8a4367e000-7f8a4387e000 ---p 000e8000 09:01 792556 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17 7f8a4387e000-7f8a43886000 r--p 000e8000 09:01 792556 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17 7f8a43886000-7f8a43888000 rw-p 000f0000 09:01 792556 /usr/lib/x86_64-linux-gnu/libstdc++.so.6.0.17 7f8a43888000-7f8a4389d000 rw-p 00000000 00:00 0 7f8a4389d000-7f8a43a1a000 r-xp 00000000 09:01 786624 /lib/x86_64-linux-gnu/libc-2.13.so 7f8a43a1a000-7f8a43c1a000 ---p 0017d000 09:01 786624 /lib/x86_64-linux-gnu/libc-2.13.so 7f8a43c1a000-7f8a43c1e000 r--p 0017d000 09:01 786624 /lib/x86_64-linux-gnu/libc-2.13.so 7f8a43c1e000-7f8a43c1f000 rw-p 00181000 09:01 786624 /lib/x86_64-linux-gnu/libc-2.13.so 7f8a43c1f000-7f8a43c24000 rw-p 00000000 00:00 0 7f8a43c24000-7f8a43ca5000 r-xp 00000000 09:01 787339 /lib/x86_64-linux-gnu/libm-2.13.so 7f8a43ca5000-7f8a43ea4000 ---p 00081000 09:01 787339 /lib/x86_64-linux-gnu/libm-2.13.so 7f8a43ea4000-7f8a43ea5000 r--p 00080000 09:01 787339 /lib/x86_64-linux-gnu/libm-2.13.so 7f8a43ea5000-7f8a43ea6000 rw-p 00081000 09:01 787339 /lib/x86_64-linux-gnu/libm-2.13.so 7f8a43ea6000-7f8a43ea8000 r-xp 00000000 09:01 787762 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8a43ea8000-7f8a440a8000 ---p 00002000 09:01 787762 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8a440a8000-7f8a440a9000 r--p 00002000 09:01 787762 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8a440a9000-7f8a440aa000 rw-p 00003000 09:01 787762 /lib/x86_64-linux-gnu/libdl-2.13.so 7f8a440aa000-7f8a45219000 r-xp 00000000 09:01 795395 /usr/lib/x86_64-linux-gnu/libicudata.so.48.1.1 7f8a45219000-7f8a45418000 ---p 0116f000 09:01 795395 /usr/lib/x86_64-linux-gnu/libicudata.so.48.1.1 7f8a45418000-7f8a45419000 r--p 0116e000 09:01 795395 /usr/lib/x86_64-linux-gnu/libicudata.so.48.1.1 7f8a45419000-7f8a4541a000 rw-p 0116f000 09:01 795395 /usr/lib/x86_64-linux-gnu/libicudata.so.48.1.1 7f8a4541a000-7f8a45573000 r-xp 00000000 09:01 795492 /usr/lib/x86_64-linux-gnu/libicuuc.so.48.1.1 7f8a45573000-7f8a45773000 ---p 00159000 09:01 795492 /usr/lib/x86_64-linux-gnu/libicuuc.so.48.1.1 7f8a45773000-7f8a45784000 r--p 00159000 09:01 795492 /usr/lib/x86_64-linux-gnu/libicuuc.so.48.1.1 7f8a45784000-7f8a45785000 rw-p 0016a000 09:01 795492 /usr/lib/x86_64-linux-gnu/libicuuc.so.48.1.1 7f8a45785000-7f8a45789000 rw-p 00000000 00:00 0 7f8a45789000-7f8a4594a000 r-xp 00000000 09:01 795404 /usr/lib/x86_64-linux-gnu/libicui18n.so.48.1.1 7f8a4594a000-7f8a45b49000 ---p 001c1000 09:01 795404 /usr/lib/x86_64-linux-gnu/libicui18n.so.48.1.1 7f8a45b49000-7f8a45b56000 r--p 001c0000 09:01 795404 /usr/lib/x86_64-linux-gnu/libicui18n.so.48.1.1 7f8a45b56000-7f8a45b57000 rw-p 001cd000 09:01 795404 /usr/lib/x86_64-linux-gnu/libicui18n.so.48.1.1 7f8a45b57000-7f8a45b76000 r-xp 00000000 09:01 788975 /lib/x86_64-linux-gnu/ld-2.13.so 7f8a45bd3000-7f8a45d4b000 r--p 00000000 09:01 524801 /usr/lib/locale/locale-archive 7f8a45d4b000-7f8a45d52000 rw-p 00000000 00:00 0 7f8a45d74000-7f8a45d76000 rw-p 00000000 00:00 0 7f8a45d76000-7f8a45d77000 r--p 0001f000 09:01 788975 /lib/x86_64-linux-gnu/ld-2.13.so 7f8a45d77000-7f8a45d78000 rw-p 00020000 09:01 788975 /lib/x86_64-linux-gnu/ld-2.13.so 7f8a45d78000-7f8a45d79000 rw-p 00000000 00:00 0 7fff82271000-7fff82292000 rw-p 00000000 00:00 0 [stack] 7fff823a2000-7fff823a3000 r-xp 00000000 00:00 0 [vdso] ffffffffff600000-ffffffffff601000 r-xp 00000000 00:00 0 [vsyscall] zsh: abort dwdiff -m 130 1a 1b % uname -a Linux gnu 3.2.0-2-amd64 #1 SMP Mon May 21 17:45:41 UTC 2012 x86_64 GNU/Linux Best regards, -- Douglas A. Augusto
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