On 13/03/11 05:01, Eduardo - wrote: > The print commands need a length param, not a flag. If you want to > print N elems at any flag use '@' > Examples: > pD 10 @ main # Disasm 10 bytes at main > pD @ main # Disasm 64 (blocksize) bytes at main >
Yes, I know that the correct print command need a lengh param, for this reason, I've said that casually I found these bugs. xDD > Anyway, a segfault its a segfault, tomorrow morning i will try to fix > them :) > Thanks for the report and gdb info. Thanks. // phr0nak > > Regards. > > 2011/3/13 phr0nak <[email protected] <mailto:[email protected]>> > > Hey, > > Casually, I found several segfaults on print block options of radare2. > > The problem not exists in options: pd, pf, pm, pS, ps, psp, pu, pU. > > Here are the GDB outputs: > > --START HERE-- > ... > [0xb7fe2800]> pD main > Program received signal SIGSEGV, Segmentation fault. > 0xb7f1aee1 in x86im_search_cmd (i=0xb7946fff "", opd=0xbfffc78c, > io=0xbfffc961) at p/../arch/x86/x86im/x86im.c:1828 > 1828 modrm = *( i + 1 ); > --- > ... > [0xb7fe2800]> pb main > Program received signal SIGSEGV, Segmentation fault. > 0xb7d0f9f6 in memcpy () from /lib/libc.so.6 > --- > ... > [0xb7fe2800]> p8 main > Program received signal SIGSEGV, Segmentation fault. > 0xb7eb5b77 in r_print_bytes (p=0x80ad038, buf=0xb765f008 > "\211\340\350y?", len=134542384, fmt=0xb7fb73bb "%02x") at print.c:255 > 255 p->printf (fmt, buf[i]); > --- > ... > [0xb7fe2800]> po main > Program received signal SIGSEGV, Segmentation fault. > 0xb7eb5a67 in r_print_hexdump (p=0x80ad038, addr=3086886912, > buf=0xb765f008 "\211\340\350y?", len=134542384, base=8, step=1) at > print.c:239 > 239 r_print_byte(p, fmt, j, buf[j]); > --- > ... > [0xb7fe2800]> pc main > Program received signal SIGSEGV, Segmentation fault. > 0xb7eb55e7 in r_print_code (p=0x80ad038, addr=3086886912, > buf=0xb765f008 > "\211\340\350y?", len=134542384) at print.c:151 > 151 p->printf("0x%02x, ", buf[i]); > --- > ... > [0xb7fe2800]> pt main > Program received signal SIGSEGV, Segmentation fault. > 0xb7d0f9f6 in memcpy () from /lib/libc.so.6 > --- > ... > [0xb7fe2800]> pr main > Program received signal SIGSEGV, Segmentation fault. > 0xb7d0f9f6 in memcpy () from /lib/libc.so.6 > --- > ... > [0xb7fe2800]> px main > Program received signal SIGSEGV, Segmentation fault. > 0xb7eb5a67 in r_print_hexdump (p=0x80ad038, addr=3086886912, > buf=0xb765f008 "\211\340\350y?", len=134542384, base=16, step=1) at > print.c:239 > 239 r_print_byte(p, fmt, j, buf[j]); > --- > ... > [0xb7fe2800]> pZ main > Program received signal SIGSEGV, Segmentation fault. > 0xb7d0f507 in memset () from /lib/libc.so.6 > --- > > --END HERE-- > > I hope it's helpful ;) > > Regards. > > > // phr0nak > _______________________________________________ > radare mailing list > [email protected] <mailto:[email protected]> > http://lists.nopcode.org/listinfo.cgi/radare-nopcode.org > >
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