Bug#758216: libmusicbrainz-discid-perl: FTBFS: *** stack smashing detected *** during tests
Damyan Ivanov
dmn at debian.org
Mon Aug 18 11:00:37 UTC 2014
-=| Damyan Ivanov, 15.08.2014 16:06:45 +0300 |=-
> Package: libmusicbrainz-discid-perl
> Version: 0.03-4
> Severity: serious
>
> libmusicbrainz-discid-perl failed to build with today's round of binNMUs for
> perl 5.20:
>
> Module::Build will be removed from the Perl core distribution in the next major release. Please install the separate libmodule-build-perl package. It is being used at Build, line 40.
> t/00use.t ..... ok
> t/05pod.t ..... ok
> *** stack smashing detected ***: /usr/bin/perl terminated
> ======= Backtrace: =========
> /lib/s390x-linux-gnu/libc.so.6(+0x8787c)[0x3fffd31287c]
> /lib/s390x-linux-gnu/libc.so.6(__fortify_fail+0x38)[0x3fffd399d70]
> /lib/s390x-linux-gnu/libc.so.6(+0x10ed36)[0x3fffd399d36]
> /«PKGBUILDDIR»/blib/arch/auto/MusicBrainz/DiscID/DiscID.so(+0x1946)[0x3fffd248946]
> /usr/lib/s390x-linux-gnu/libperl.so.5.20(Perl_pp_entersub+0x5d4)[0x3fffd5e359c]
Here's a stack trace on i386:
#0 0xf75d31ac in raise () from /lib/i386-linux-gnu/libc.so.6
#1 0xf75d4833 in abort () from /lib/i386-linux-gnu/libc.so.6
#2 0xf7611f58 in ?? () from /lib/i386-linux-gnu/libc.so.6
#3 0xf768b230 in __fortify_fail () from /lib/i386-linux-gnu/libc.so.6
#4 0xf768b1ea in __stack_chk_fail () from /lib/i386-linux-gnu/libc.so.6
#5 0xf756f8f4 in __stack_chk_fail_local ()
from /libmusicbrainz-discid-perl-0.03/blib/arch/auto/MusicBrainz/DiscID/DiscID.so
#6 0xf756f3e7 in XS_MusicBrainz__DiscID_discid_put (my_perl=0x968e008, cv=0x9840278)
at lib/MusicBrainz/DiscID.c:584
#7 0x0813d839 in Perl_pp_entersub (my_perl=0x968e008) at pp_hot.c:2795
#8 0x0810a6df in Perl_runops_debug (my_perl=0x968e008) at dump.c:2428
#9 0x0808af96 in S_run_body (oldscope=<optimized out>, my_perl=<optimized out>) at perl.c:2456
#10 perl_run (my_perl=0x968e008) at perl.c:2372
#11 0x0805fe4a in main (argc=2, argv=0xfff59204, env=0xfff59210) at perlmain.c:114
Building with DEB_BUILD_MAINT_OPTIONS=hardening=-stackprotectorstrong
results in passing tests.
Here's the assembler code for the XS_MusicBrainz__DiscID_discid_put
function (with default build flags, including stackprotectorstrong):
Dump of assembler code for function XS_MusicBrainz__DiscID_discid_put:
546 {
0xf756ecf6 <+0>: push %ebp
0xf756ecf7 <+1>: mov %esp,%ebp
0xf756ecf9 <+3>: push %edi
0xf756ecfa <+4>: push %esi
0xf756ecfb <+5>: push %ebx
0xf756ecfc <+6>: sub $0x1fc,%esp
0xf756ed02 <+12>: call 0xf756bbe0 <__x86.get_pc_thunk.bx>
0xf756ed07 <+17>: add $0x32f9,%ebx
0xf756ed0d <+23>: mov 0x8(%ebp),%eax
0xf756ed10 <+26>: mov %eax,-0x1fc(%ebp)
0xf756ed16 <+32>: mov 0xc(%ebp),%eax
0xf756ed19 <+35>: mov %eax,-0x200(%ebp)
0xf756ed1f <+41>: mov %gs:0x14,%eax
0xf756ed25 <+47>: mov %eax,-0x1c(%ebp)
0xf756ed28 <+50>: xor %eax,%eax
547 dVAR; dXSARGS;
0xf756ed2a <+52>: mov -0x18(%ebx),%eax
0xf756ed30 <+58>: mov (%eax),%eax
0xf756ed32 <+60>: sub $0xc,%esp
0xf756ed35 <+63>: push %eax
0xf756ed36 <+64>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ed3b <+69>: add $0x10,%esp
0xf756ed3e <+72>: mov (%eax),%eax
0xf756ed40 <+74>: mov %eax,-0x1e8(%ebp)
0xf756ed46 <+80>: mov -0x18(%ebx),%eax
0xf756ed4c <+86>: mov (%eax),%eax
0xf756ed4e <+88>: sub $0xc,%esp
0xf756ed51 <+91>: push %eax
0xf756ed52 <+92>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ed57 <+97>: add $0x10,%esp
0xf756ed5a <+100>: mov %eax,%edx
0xf756ed5c <+102>: mov 0x44(%edx),%eax
0xf756ed5f <+105>: lea -0x4(%eax),%ecx
0xf756ed62 <+108>: mov %ecx,0x44(%edx)
0xf756ed65 <+111>: mov (%eax),%eax
0xf756ed67 <+113>: mov %eax,-0x1e4(%ebp)
0xf756ed6d <+119>: mov -0x18(%ebx),%eax
0xf756ed73 <+125>: mov (%eax),%eax
0xf756ed75 <+127>: sub $0xc,%esp
0xf756ed78 <+130>: push %eax
0xf756ed79 <+131>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ed7e <+136>: add $0x10,%esp
0xf756ed81 <+139>: mov 0xc(%eax),%ecx
0xf756ed84 <+142>: mov -0x1e4(%ebp),%eax
0xf756ed8a <+148>: lea 0x1(%eax),%edx
0xf756ed8d <+151>: mov %edx,-0x1e4(%ebp)
0xf756ed93 <+157>: shl $0x2,%eax
0xf756ed96 <+160>: add %ecx,%eax
0xf756ed98 <+162>: mov %eax,-0x1e0(%ebp)
0xf756ed9e <+168>: mov -0x1e8(%ebp),%edx
0xf756eda4 <+174>: mov -0x1e0(%ebp),%eax
0xf756edaa <+180>: sub %eax,%edx
0xf756edac <+182>: mov %edx,%eax
0xf756edae <+184>: sar $0x2,%eax
0xf756edb1 <+187>: mov %eax,-0x1dc(%ebp)
548 if (items < 4)
0xf756edb7 <+193>: cmpl $0x3,-0x1dc(%ebp)
0xf756edbe <+200>: jg 0xf756edd5 <XS_MusicBrainz__DiscID_discid_put+223>
549 croak_xs_usage(cv, "disc, first_track, sectors, offsets ");
0xf756edc0 <+202>: sub $0x8,%esp
0xf756edc3 <+205>: lea -0x24a4(%ebx),%eax
0xf756edc9 <+211>: push %eax
0xf756edca <+212>: pushl -0x200(%ebp)
0xf756edd0 <+218>: call 0xf756bae0 <Perl_croak_xs_usage at plt>
550 {
551 DiscId * disc;
552 int first_track = (int)SvIV(ST(1))
0xf756edd5 <+223>: mov -0x18(%ebx),%eax
0xf756eddb <+229>: mov (%eax),%eax
0xf756eddd <+231>: sub $0xc,%esp
0xf756ede0 <+234>: push %eax
0xf756ede1 <+235>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ede6 <+240>: add $0x10,%esp
0xf756ede9 <+243>: mov 0xc(%eax),%eax
0xf756edec <+246>: mov -0x1e4(%ebp),%edx
0xf756edf2 <+252>: add $0x1,%edx
0xf756edf5 <+255>: shl $0x2,%edx
0xf756edf8 <+258>: add %edx,%eax
0xf756edfa <+260>: mov (%eax),%eax
0xf756edfc <+262>: mov 0x8(%eax),%eax
0xf756edff <+265>: and $0x200100,%eax
0xf756ee04 <+270>: cmp $0x100,%eax
0xf756ee09 <+275>: jne 0xf756ee3c <XS_MusicBrainz__DiscID_discid_put+326>
0xf756ee0b <+277>: mov -0x18(%ebx),%eax
0xf756ee11 <+283>: mov (%eax),%eax
0xf756ee13 <+285>: sub $0xc,%esp
0xf756ee16 <+288>: push %eax
0xf756ee17 <+289>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ee1c <+294>: add $0x10,%esp
0xf756ee1f <+297>: mov 0xc(%eax),%eax
0xf756ee22 <+300>: mov -0x1e4(%ebp),%edx
0xf756ee28 <+306>: add $0x1,%edx
0xf756ee2b <+309>: shl $0x2,%edx
0xf756ee2e <+312>: add %edx,%eax
0xf756ee30 <+314>: mov (%eax),%eax
0xf756ee32 <+316>: mov (%eax),%eax
0xf756ee34 <+318>: mov 0x14(%eax),%edx
0xf756ee37 <+321>: mov 0x10(%eax),%eax
0xf756ee3a <+324>: jmp 0xf756ee86 <XS_MusicBrainz__DiscID_discid_put+400>
0xf756ee3c <+326>: mov -0x18(%ebx),%eax
0xf756ee42 <+332>: mov (%eax),%eax
0xf756ee44 <+334>: sub $0xc,%esp
0xf756ee47 <+337>: push %eax
0xf756ee48 <+338>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ee4d <+343>: add $0x10,%esp
0xf756ee50 <+346>: mov 0xc(%eax),%eax
0xf756ee53 <+349>: mov -0x1e4(%ebp),%edx
0xf756ee59 <+355>: add $0x1,%edx
0xf756ee5c <+358>: shl $0x2,%edx
0xf756ee5f <+361>: add %edx,%eax
0xf756ee61 <+363>: mov (%eax),%esi
0xf756ee63 <+365>: mov -0x18(%ebx),%eax
0xf756ee69 <+371>: mov (%eax),%eax
0xf756ee6b <+373>: sub $0xc,%esp
0xf756ee6e <+376>: push %eax
0xf756ee6f <+377>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ee74 <+382>: add $0x10,%esp
0xf756ee77 <+385>: sub $0x4,%esp
0xf756ee7a <+388>: push $0x2
0xf756ee7c <+390>: push %esi
0xf756ee7d <+391>: push %eax
0xf756ee7e <+392>: call 0xf756b9e0 <Perl_sv_2iv_flags at plt>
0xf756ee83 <+397>: add $0x10,%esp
0xf756ee86 <+400>: mov %eax,-0x1d8(%ebp)
553 ;
554 int sectors = (int)SvIV(ST(2))
0xf756ee8c <+406>: mov -0x18(%ebx),%eax
0xf756ee92 <+412>: mov (%eax),%eax
0xf756ee94 <+414>: sub $0xc,%esp
0xf756ee97 <+417>: push %eax
0xf756ee98 <+418>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ee9d <+423>: add $0x10,%esp
0xf756eea0 <+426>: mov 0xc(%eax),%eax
0xf756eea3 <+429>: mov -0x1e4(%ebp),%edx
0xf756eea9 <+435>: add $0x2,%edx
0xf756eeac <+438>: shl $0x2,%edx
0xf756eeaf <+441>: add %edx,%eax
0xf756eeb1 <+443>: mov (%eax),%eax
0xf756eeb3 <+445>: mov 0x8(%eax),%eax
0xf756eeb6 <+448>: and $0x200100,%eax
0xf756eebb <+453>: cmp $0x100,%eax
0xf756eec0 <+458>: jne 0xf756eef3 <XS_MusicBrainz__DiscID_discid_put+509>
0xf756eec2 <+460>: mov -0x18(%ebx),%eax
0xf756eec8 <+466>: mov (%eax),%eax
0xf756eeca <+468>: sub $0xc,%esp
0xf756eecd <+471>: push %eax
0xf756eece <+472>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756eed3 <+477>: add $0x10,%esp
0xf756eed6 <+480>: mov 0xc(%eax),%eax
0xf756eed9 <+483>: mov -0x1e4(%ebp),%edx
0xf756eedf <+489>: add $0x2,%edx
0xf756eee2 <+492>: shl $0x2,%edx
0xf756eee5 <+495>: add %edx,%eax
0xf756eee7 <+497>: mov (%eax),%eax
0xf756eee9 <+499>: mov (%eax),%eax
0xf756eeeb <+501>: mov 0x14(%eax),%edx
0xf756eeee <+504>: mov 0x10(%eax),%eax
0xf756eef1 <+507>: jmp 0xf756ef3d <XS_MusicBrainz__DiscID_discid_put+583>
0xf756eef3 <+509>: mov -0x18(%ebx),%eax
0xf756eef9 <+515>: mov (%eax),%eax
0xf756eefb <+517>: sub $0xc,%esp
0xf756eefe <+520>: push %eax
0xf756eeff <+521>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ef04 <+526>: add $0x10,%esp
0xf756ef07 <+529>: mov 0xc(%eax),%eax
0xf756ef0a <+532>: mov -0x1e4(%ebp),%edx
0xf756ef10 <+538>: add $0x2,%edx
0xf756ef13 <+541>: shl $0x2,%edx
0xf756ef16 <+544>: add %edx,%eax
0xf756ef18 <+546>: mov (%eax),%esi
0xf756ef1a <+548>: mov -0x18(%ebx),%eax
0xf756ef20 <+554>: mov (%eax),%eax
0xf756ef22 <+556>: sub $0xc,%esp
0xf756ef25 <+559>: push %eax
0xf756ef26 <+560>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ef2b <+565>: add $0x10,%esp
0xf756ef2e <+568>: sub $0x4,%esp
0xf756ef31 <+571>: push $0x2
0xf756ef33 <+573>: push %esi
0xf756ef34 <+574>: push %eax
0xf756ef35 <+575>: call 0xf756b9e0 <Perl_sv_2iv_flags at plt>
0xf756ef3a <+580>: add $0x10,%esp
0xf756ef3d <+583>: mov %eax,-0x1d4(%ebp)
555 ;
556 #line 128 "lib/MusicBrainz/DiscID.xs"
557 int i, last_track, offsets[100];
558 #line 559 "lib/MusicBrainz/DiscID.c"
559 int RETVAL;
560 dXSTARG;
0xf756ef43 <+589>: mov -0x18(%ebx),%eax
0xf756ef49 <+595>: mov (%eax),%eax
0xf756ef4b <+597>: sub $0xc,%esp
0xf756ef4e <+600>: push %eax
0xf756ef4f <+601>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ef54 <+606>: add $0x10,%esp
0xf756ef57 <+609>: mov 0x4(%eax),%eax
0xf756ef5a <+612>: movzbl 0x13(%eax),%eax
0xf756ef5e <+616>: movzbl %al,%eax
0xf756ef61 <+619>: and $0x4,%eax
0xf756ef64 <+622>: test %eax,%eax
0xf756ef66 <+624>: je 0xf756efa2 <XS_MusicBrainz__DiscID_discid_put+684>
0xf756ef68 <+626>: mov -0x18(%ebx),%eax
0xf756ef6e <+632>: mov (%eax),%eax
0xf756ef70 <+634>: sub $0xc,%esp
0xf756ef73 <+637>: push %eax
0xf756ef74 <+638>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ef79 <+643>: add $0x10,%esp
0xf756ef7c <+646>: mov 0x8(%eax),%esi
0xf756ef7f <+649>: mov -0x18(%ebx),%eax
0xf756ef85 <+655>: mov (%eax),%eax
0xf756ef87 <+657>: sub $0xc,%esp
0xf756ef8a <+660>: push %eax
0xf756ef8b <+661>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756ef90 <+666>: add $0x10,%esp
0xf756ef93 <+669>: mov 0x4(%eax),%eax
0xf756ef96 <+672>: mov 0xc(%eax),%eax
0xf756ef99 <+675>: shl $0x2,%eax
0xf756ef9c <+678>: add %esi,%eax
0xf756ef9e <+680>: mov (%eax),%eax
0xf756efa0 <+682>: jmp 0xf756efc2 <XS_MusicBrainz__DiscID_discid_put+716>
0xf756efa2 <+684>: mov -0x18(%ebx),%eax
0xf756efa8 <+690>: mov (%eax),%eax
0xf756efaa <+692>: sub $0xc,%esp
0xf756efad <+695>: push %eax
0xf756efae <+696>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756efb3 <+701>: add $0x10,%esp
0xf756efb6 <+704>: sub $0xc,%esp
0xf756efb9 <+707>: push %eax
0xf756efba <+708>: call 0xf756bbc0 <Perl_sv_newmortal at plt>
0xf756efbf <+713>: add $0x10,%esp
0xf756efc2 <+716>: mov %eax,-0x1d0(%ebp)
561
562 if (SvROK(ST(0)) && sv_derived_from(ST(0), "DiscIdPtr")) {
0xf756efc8 <+722>: mov -0x18(%ebx),%eax
0xf756efce <+728>: mov (%eax),%eax
0xf756efd0 <+730>: sub $0xc,%esp
0xf756efd3 <+733>: push %eax
0xf756efd4 <+734>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756efd9 <+739>: add $0x10,%esp
0xf756efdc <+742>: mov 0xc(%eax),%eax
0xf756efdf <+745>: mov -0x1e4(%ebp),%edx
0xf756efe5 <+751>: shl $0x2,%edx
0xf756efe8 <+754>: add %edx,%eax
0xf756efea <+756>: mov (%eax),%eax
0xf756efec <+758>: mov 0x8(%eax),%eax
0xf756efef <+761>: and $0x800,%eax
0xf756eff4 <+766>: test %eax,%eax
0xf756eff6 <+768>: je 0xf756f128 <XS_MusicBrainz__DiscID_discid_put+1074>
0xf756effc <+774>: mov -0x18(%ebx),%eax
0xf756f002 <+780>: mov (%eax),%eax
0xf756f004 <+782>: sub $0xc,%esp
0xf756f007 <+785>: push %eax
0xf756f008 <+786>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f00d <+791>: add $0x10,%esp
0xf756f010 <+794>: mov 0xc(%eax),%eax
0xf756f013 <+797>: mov -0x1e4(%ebp),%edx
0xf756f019 <+803>: shl $0x2,%edx
0xf756f01c <+806>: add %edx,%eax
0xf756f01e <+808>: mov (%eax),%esi
0xf756f020 <+810>: mov -0x18(%ebx),%eax
0xf756f026 <+816>: mov (%eax),%eax
0xf756f028 <+818>: sub $0xc,%esp
0xf756f02b <+821>: push %eax
0xf756f02c <+822>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f031 <+827>: add $0x10,%esp
0xf756f034 <+830>: mov %eax,%edx
0xf756f036 <+832>: sub $0x4,%esp
0xf756f039 <+835>: lea -0x26f4(%ebx),%eax
0xf756f03f <+841>: push %eax
0xf756f040 <+842>: push %esi
0xf756f041 <+843>: push %edx
0xf756f042 <+844>: call 0xf756ba00 <Perl_sv_derived_from at plt>
0xf756f047 <+849>: add $0x10,%esp
0xf756f04a <+852>: test %al,%al
0xf756f04c <+854>: je 0xf756f128 <XS_MusicBrainz__DiscID_discid_put+1074>
0xf756f11b <+1061>: nop
563 IV tmp = SvIV((SV*)SvRV(ST(0)));
0xf756f052 <+860>: mov -0x18(%ebx),%eax
0xf756f058 <+866>: mov (%eax),%eax
0xf756f05a <+868>: sub $0xc,%esp
0xf756f05d <+871>: push %eax
0xf756f05e <+872>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f063 <+877>: add $0x10,%esp
0xf756f066 <+880>: mov 0xc(%eax),%eax
0xf756f069 <+883>: mov -0x1e4(%ebp),%edx
0xf756f06f <+889>: shl $0x2,%edx
0xf756f072 <+892>: add %edx,%eax
0xf756f074 <+894>: mov (%eax),%eax
0xf756f076 <+896>: mov 0xc(%eax),%eax
0xf756f079 <+899>: mov 0x8(%eax),%eax
0xf756f07c <+902>: and $0x200100,%eax
0xf756f081 <+907>: cmp $0x100,%eax
0xf756f086 <+912>: jne 0xf756f0b9 <XS_MusicBrainz__DiscID_discid_put+963>
0xf756f088 <+914>: mov -0x18(%ebx),%eax
0xf756f08e <+920>: mov (%eax),%eax
0xf756f090 <+922>: sub $0xc,%esp
0xf756f093 <+925>: push %eax
0xf756f094 <+926>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f099 <+931>: add $0x10,%esp
0xf756f09c <+934>: mov 0xc(%eax),%eax
0xf756f09f <+937>: mov -0x1e4(%ebp),%edx
0xf756f0a5 <+943>: shl $0x2,%edx
0xf756f0a8 <+946>: add %edx,%eax
0xf756f0aa <+948>: mov (%eax),%eax
0xf756f0ac <+950>: mov 0xc(%eax),%eax
0xf756f0af <+953>: mov (%eax),%eax
0xf756f0b1 <+955>: mov 0x14(%eax),%edx
0xf756f0b4 <+958>: mov 0x10(%eax),%eax
0xf756f0b7 <+961>: jmp 0xf756f103 <XS_MusicBrainz__DiscID_discid_put+1037>
0xf756f0b9 <+963>: mov -0x18(%ebx),%eax
0xf756f0bf <+969>: mov (%eax),%eax
0xf756f0c1 <+971>: sub $0xc,%esp
0xf756f0c4 <+974>: push %eax
0xf756f0c5 <+975>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f0ca <+980>: add $0x10,%esp
0xf756f0cd <+983>: mov 0xc(%eax),%eax
0xf756f0d0 <+986>: mov -0x1e4(%ebp),%edx
0xf756f0d6 <+992>: shl $0x2,%edx
0xf756f0d9 <+995>: add %edx,%eax
0xf756f0db <+997>: mov (%eax),%eax
0xf756f0dd <+999>: mov 0xc(%eax),%esi
0xf756f0e0 <+1002>: mov -0x18(%ebx),%eax
0xf756f0e6 <+1008>: mov (%eax),%eax
0xf756f0e8 <+1010>: sub $0xc,%esp
0xf756f0eb <+1013>: push %eax
0xf756f0ec <+1014>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f0f1 <+1019>: add $0x10,%esp
0xf756f0f4 <+1022>: sub $0x4,%esp
0xf756f0f7 <+1025>: push $0x2
0xf756f0f9 <+1027>: push %esi
0xf756f0fa <+1028>: push %eax
0xf756f0fb <+1029>: call 0xf756b9e0 <Perl_sv_2iv_flags at plt>
0xf756f100 <+1034>: add $0x10,%esp
0xf756f103 <+1037>: mov %eax,-0x1c0(%ebp)
0xf756f109 <+1043>: mov %edx,-0x1bc(%ebp)
564 disc = INT2PTR(DiscId *,tmp);
0xf756f10f <+1049>: mov -0x1c0(%ebp),%eax
0xf756f115 <+1055>: mov %eax,-0x1cc(%ebp)
565 }
566 else
567 Perl_croak(aTHX_ "%s: %s is not of type %s",
0xf756f128 <+1074>: mov -0x18(%ebx),%eax
0xf756f12e <+1080>: mov (%eax),%eax
0xf756f130 <+1082>: sub $0xc,%esp
0xf756f133 <+1085>: push %eax
0xf756f134 <+1086>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f139 <+1091>: add $0x10,%esp
0xf756f13c <+1094>: mov %eax,%edx
0xf756f13e <+1096>: sub $0xc,%esp
0xf756f141 <+1099>: lea -0x26f4(%ebx),%eax
0xf756f147 <+1105>: push %eax
0xf756f148 <+1106>: lea -0x26ea(%ebx),%eax
0xf756f14e <+1112>: push %eax
0xf756f14f <+1113>: lea -0x247c(%ebx),%eax
0xf756f155 <+1119>: push %eax
0xf756f156 <+1120>: lea -0x26c3(%ebx),%eax
0xf756f15c <+1126>: push %eax
0xf756f15d <+1127>: push %edx
0xf756f15e <+1128>: call 0xf756bb00 <Perl_croak at plt>
568 "MusicBrainz::DiscID::discid_put",
569 "disc", "DiscIdPtr")
570 ;
571 #line 130 "lib/MusicBrainz/DiscID.xs"
572 for (i=0;i<100;i++);
573 offsets[i] = 0;
574 for (i=3; i<items; i++) {
575 offsets[i-2] = (int)SvIV(ST(i));
576 }
577 offsets[0] = sectors;
578 last_track = items - 2 - first_track;
579 RETVAL = discid_put( disc, first_track, last_track, offsets );
580 #line 581 "lib/MusicBrainz/DiscID.c"
581 XSprePUSH; PUSHi((IV)RETVAL);
0xf756f2c4 <+1486>: mov -0x18(%ebx),%eax
0xf756f2ca <+1492>: mov (%eax),%eax
0xf756f2cc <+1494>: sub $0xc,%esp
0xf756f2cf <+1497>: push %eax
0xf756f2d0 <+1498>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f2d5 <+1503>: add $0x10,%esp
0xf756f2d8 <+1506>: mov 0xc(%eax),%eax
0xf756f2db <+1509>: mov -0x1e4(%ebp),%edx
0xf756f2e1 <+1515>: add $0x3fffffff,%edx
0xf756f2e7 <+1521>: shl $0x2,%edx
0xf756f2ea <+1524>: add %edx,%eax
0xf756f2ec <+1526>: mov %eax,-0x1e8(%ebp)
0xf756f2f2 <+1532>: mov -0x1c4(%ebp),%eax
0xf756f2f8 <+1538>: mov %eax,%esi
0xf756f2fa <+1540>: mov %eax,%edi
0xf756f2fc <+1542>: sar $0x1f,%edi
0xf756f2ff <+1545>: mov -0x18(%ebx),%eax
0xf756f305 <+1551>: mov (%eax),%eax
0xf756f307 <+1553>: sub $0xc,%esp
0xf756f30a <+1556>: push %eax
0xf756f30b <+1557>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f310 <+1562>: add $0x10,%esp
0xf756f313 <+1565>: push %edi
0xf756f314 <+1566>: push %esi
0xf756f315 <+1567>: pushl -0x1d0(%ebp)
0xf756f31b <+1573>: push %eax
0xf756f31c <+1574>: call 0xf756bba0 <Perl_sv_setiv at plt>
0xf756f321 <+1579>: add $0x10,%esp
0xf756f324 <+1582>: mov -0x1d0(%ebp),%eax
0xf756f32a <+1588>: mov 0x8(%eax),%eax
0xf756f32d <+1591>: and $0x400000,%eax
0xf756f332 <+1596>: test %eax,%eax
0xf756f334 <+1598>: setne %al
0xf756f337 <+1601>: movzbl %al,%eax
0xf756f33a <+1604>: test %eax,%eax
0xf756f33c <+1606>: je 0xf756f364 <XS_MusicBrainz__DiscID_discid_put+1646>
0xf756f33e <+1608>: mov -0x18(%ebx),%eax
0xf756f344 <+1614>: mov (%eax),%eax
0xf756f346 <+1616>: sub $0xc,%esp
0xf756f349 <+1619>: push %eax
0xf756f34a <+1620>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f34f <+1625>: add $0x10,%esp
0xf756f352 <+1628>: sub $0x8,%esp
0xf756f355 <+1631>: pushl -0x1d0(%ebp)
0xf756f35b <+1637>: push %eax
0xf756f35c <+1638>: call 0xf756bb50 <Perl_mg_set at plt>
0xf756f361 <+1643>: add $0x10,%esp
0xf756f364 <+1646>: addl $0x4,-0x1e8(%ebp)
0xf756f36b <+1653>: mov -0x1e8(%ebp),%eax
0xf756f371 <+1659>: mov -0x1d0(%ebp),%edx
0xf756f377 <+1665>: mov %edx,(%eax)
582 }
583 XSRETURN(1);
0xf756f379 <+1667>: movl $0x1,-0x1b8(%ebp)
0xf756f383 <+1677>: movl $0x0,-0x1b4(%ebp)
0xf756f38d <+1687>: mov -0x18(%ebx),%eax
0xf756f393 <+1693>: mov (%eax),%eax
0xf756f395 <+1695>: sub $0xc,%esp
0xf756f398 <+1698>: push %eax
0xf756f399 <+1699>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f39e <+1704>: add $0x10,%esp
0xf756f3a1 <+1707>: mov %eax,%esi
0xf756f3a3 <+1709>: mov -0x18(%ebx),%eax
0xf756f3a9 <+1715>: mov (%eax),%eax
0xf756f3ab <+1717>: sub $0xc,%esp
0xf756f3ae <+1720>: push %eax
0xf756f3af <+1721>: call 0xf756ba60 <pthread_getspecific at plt>
0xf756f3b4 <+1726>: add $0x10,%esp
0xf756f3b7 <+1729>: mov 0xc(%eax),%eax
0xf756f3ba <+1732>: mov -0x1b8(%ebp),%ecx
0xf756f3c0 <+1738>: mov -0x1e4(%ebp),%edx
0xf756f3c6 <+1744>: add %ecx,%edx
0xf756f3c8 <+1746>: add $0x3fffffff,%edx
0xf756f3ce <+1752>: shl $0x2,%edx
0xf756f3d1 <+1755>: add %edx,%eax
0xf756f3d3 <+1757>: mov %eax,(%esi)
0xf756f3d5 <+1759>: nop
584 }
0xf756f3d6 <+1760>: mov -0x1c(%ebp),%eax
0xf756f3d9 <+1763>: xor %gs:0x14,%eax
0xf756f3e0 <+1770>: je 0xf756f3e7 <XS_MusicBrainz__DiscID_discid_put+1777>
0xf756f3e2 <+1772>: call 0xf756f8e0 <__stack_chk_fail_local>
0xf756f3e7 <+1777>: lea -0xc(%ebp),%esp
0xf756f3ea <+1780>: pop %ebx
0xf756f3eb <+1781>: pop %esi
0xf756f3ec <+1782>: pop %edi
0xf756f3ed <+1783>: pop %ebp
0xf756f3ee <+1784>: ret
End of assembler dump.
Sorry, no idea where to look :/
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