Attachment 678300 Details for Bug 825678 – Back-trace

Back-trace

trace (text/plain), 4.86 KB, created by Petr Pisar on 2013-01-14 17:07:41 UTC

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Creator: Petr Pisar

Created: 2013-01-14 17:07:41 UTC

Size: 4.86 KB

patch

obsolete

>(gdb) bt
>#0  XS_SDL_SurfaceW (my_perl=<optimized out>, cv=<optimized out>) at lib/SDL_perl.xs:1054
>#1  0x0000003b69eb52ac in Perl_pp_entersub (my_perl=0x1aae010) at pp_hot.c:3046
>#2  0x0000003b69eac6f6 in Perl_runops_standard (my_perl=0x1aae010) at run.c:41
>#3  0x0000003b69e4e105 in S_run_body (oldscope=1, my_perl=0x1aae010) at perl.c:2365
>#4  perl_run (my_perl=0x1aae010) at perl.c:2283
>#5  0x0000000000400d39 in main (argc=6, argv=0x7fff2d7df748, env=0x7fff2d7df780) at perlmain.c:120
>(gdb) info registers
>rax            0x4      4
>rbx            0x3b6a17a008     255183003656
>rcx            0x33f32172c0     223122387648
>rdx            0x7fbaa111fa50   140439542954576
>rsi            0x1      1
>rdi            0x0      0
>rbp            0x2      0x2
>rsp            0x7fff2d7df420   0x7fff2d7df420
>r8             0x0      0
>r9             0x1      1
>r10            0x8      8
>r11            0x62     98
>r12            0x1db1e10        31137296
>r13            0x10     16
>r14            0x0      0
>r15            0x3      3
>rip            0x7fba9aab577b   0x7fba9aab577b <XS_SDL_SurfaceW+219>
>eflags         0x246    [ PF ZF IF ]
>cs             0x33     51
>ss             0x2b     43
>ds             0x0      0
>es             0x0      0
>fs             0x0      0
>gs             0x0      0
>(gdb) disassemble
>Dump of assembler code for function XS_SDL_SurfaceW:
>   0x00007fba9aab56a0 <+0>:     push   %r14
>   0x00007fba9aab56a2 <+2>:     push   %r13
>   0x00007fba9aab56a4 <+4>:     mov    %rsi,%r13
>   0x00007fba9aab56a7 <+7>:     push   %r12
>   0x00007fba9aab56a9 <+9>:     push   %rbp
>   0x00007fba9aab56aa <+10>:    push   %rbx
>   0x00007fba9aab56ab <+11>:    mov    0x23c05e(%rip),%rbx        # 0x7fba9acf1710
>   0x00007fba9aab56b2 <+18>:    mov    (%rbx),%edi
>   0x00007fba9aab56b4 <+20>:    callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab56b9 <+25>:    mov    (%rbx),%edi
>   0x00007fba9aab56bb <+27>:    mov    (%rax),%r14
>   0x00007fba9aab56be <+30>:    callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab56c3 <+35>:    mov    0x70(%rax),%rdx
>   0x00007fba9aab56c7 <+39>:    mov    (%rbx),%edi
>   0x00007fba9aab56c9 <+41>:    movslq (%rdx),%r12
>   0x00007fba9aab56cc <+44>:    sub    $0x4,%rdx
>   0x00007fba9aab56d0 <+48>:    mov    %rdx,0x70(%rax)
>   0x00007fba9aab56d4 <+52>:    callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab56d9 <+57>:    mov    0x18(%rax),%rax
>   0x00007fba9aab56dd <+61>:    mov    (%rbx),%edi
>   0x00007fba9aab56df <+63>:    lea    0x1(%r12),%ebp
>   0x00007fba9aab56e4 <+68>:    lea    (%rax,%r12,8),%rax
>   0x00007fba9aab56e8 <+72>:    sub    %rax,%r14
>   0x00007fba9aab56eb <+75>:    mov    %r14,%rax
>   0x00007fba9aab56ee <+78>:    sar    $0x3,%rax
>   0x00007fba9aab56f2 <+82>:    cmp    $0x1,%eax
>   0x00007fba9aab56f5 <+85>:    jne    0x7fba9aab581d <XS_SDL_SurfaceW+381>
>   0x00007fba9aab56fb <+91>:    callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab5700 <+96>:    mov    0x18(%rax),%rax
>   0x00007fba9aab5704 <+100>:   movslq %ebp,%rbp
>   0x00007fba9aab5707 <+103>:   mov    (%rbx),%edi
>   0x00007fba9aab5709 <+105>:   lea    0x0(,%rbp,8),%r13
>   0x00007fba9aab5711 <+113>:   mov    (%rax,%rbp,8),%rax
>   0x00007fba9aab5715 <+117>:   testb  $0x1,0xd(%rax)
>   0x00007fba9aab5719 <+121>:   jne    0x7fba9aab57e8 <XS_SDL_SurfaceW+328>
>   0x00007fba9aab571f <+127>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab5724 <+132>:   mov    0x18(%rax),%rax
>   0x00007fba9aab5728 <+136>:   mov    (%rbx),%edi
>   0x00007fba9aab572a <+138>:   mov    (%rax,%rbp,8),%r12
>   0x00007fba9aab572e <+142>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab5733 <+147>:   mov    $0x2,%edx
>   0x00007fba9aab5738 <+152>:   mov    %rax,%rdi
>   0x00007fba9aab573b <+155>:   mov    %r12,%rsi
>   0x00007fba9aab573e <+158>:   callq  0x7fba9aab1480 <Perl_sv_2iv_flags@plt>
>   0x00007fba9aab5743 <+163>:   mov    %rax,%r14
>   0x00007fba9aab5746 <+166>:   mov    (%rbx),%edi
>   0x00007fba9aab5748 <+168>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab574d <+173>:   mov    0x8(%rax),%rdx
>   0x00007fba9aab5751 <+177>:   mov    (%rbx),%edi
>   0x00007fba9aab5753 <+179>:   testb  $0x20,0x23(%rdx)
>   0x00007fba9aab5757 <+183>:   je     0x7fba9aab5808 <XS_SDL_SurfaceW+360>
>   0x00007fba9aab575d <+189>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab5762 <+194>:   mov    (%rbx),%edi
>   0x00007fba9aab5764 <+196>:   mov    0x10(%rax),%r12
>   0x00007fba9aab5768 <+200>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab576d <+205>:   mov    0x8(%rax),%rax
>   0x00007fba9aab5771 <+209>:   mov    0x18(%rax),%rax
>   0x00007fba9aab5775 <+213>:   mov    (%r12,%rax,8),%r12
>   0x00007fba9aab5779 <+217>:   mov    (%rbx),%edi
>=> 0x00007fba9aab577b <+219>:   movslq 0x10(%r14),%r14
>   0x00007fba9aab577f <+223>:   callq  0x7fba9aab1dd0 <pthread_getspecific@plt>
>   0x00007fba9aab5784 <+228>:   mov    (%rbx),%edi

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Attachments on bug 825678: 678295 | 678299 | 678300 | 678316 | 678331 | 678879