Attachment 80078 Details for Bug 62914 – disassemble of segfault location

disassemble of segfault location

disassemble.txt (text/plain), 11.30 KB, created by Jason Stubbs on 2013-05-31 03:28:01 UTC

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Creator: Jason Stubbs

Created: 2013-05-31 03:28:01 UTC

Size: 11.30 KB

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obsolete

>GNU gdb (Gentoo 7.5.1 p2) 7.5.1
>Copyright (C) 2012 Free Software Foundation, Inc.
>License GPLv3+: GNU GPL version 3 or later <http://gnu.org/licenses/gpl.html>
>This is free software: you are free to change and redistribute it.
>There is NO WARRANTY, to the extent permitted by law.  Type "show copying"
>and "show warranty" for details.
>This GDB was configured as "x86_64-pc-linux-gnu".
>For bug reporting instructions, please see:
><http://bugs.gentoo.org/>...
>Reading symbols from /usr/lib64/xorg/modules/drivers/nouveau_drv.so...done.
>(gdb) Dump of assembler code for function drmmode_set_mode_major:
>   0x00000000000261f0 <+0>:	push   %r15
>   0x00000000000261f2 <+2>:	push   %r14
>   0x00000000000261f4 <+4>:	push   %r13
>   0x00000000000261f6 <+6>:	push   %r12
>   0x00000000000261f8 <+8>:	mov    %rsi,%r12
>   0x00000000000261fb <+11>:	push   %rbp
>   0x00000000000261fc <+12>:	mov    %rdi,%rbp
>   0x00000000000261ff <+15>:	push   %rbx
>   0x0000000000026200 <+16>:	sub    $0x88,%rsp
>   0x0000000000026207 <+23>:	mov    0x207b72(%rip),%rdx        # 0x22dd80
>   0x000000000002620e <+30>:	mov    0x8(%rdi),%rax
>   0x0000000000026212 <+34>:	mov    0x1b0(%rbp),%r14
>   0x0000000000026219 <+41>:	mov    %ecx,0x28(%rsp)
>   0x000000000002621d <+45>:	mov    %r8d,0x2c(%rsp)
>   0x0000000000026222 <+50>:	movslq (%rdx),%rcx
>   0x0000000000026225 <+53>:	mov    0x130(%rax),%rdx
>   0x000000000002622c <+60>:	mov    (%r14),%r13
>   0x000000000002622f <+63>:	mov    0x128(%rax),%rdi
>   0x0000000000026236 <+70>:	mov    (%rdx,%rcx,8),%rbx
>   0x000000000002623a <+74>:	mov    0x4(%r13),%edx
>   0x000000000002623e <+78>:	test   %edx,%edx
>   0x0000000000026240 <+80>:	jne    0x26295 <drmmode_set_mode_major+165>
>   0x0000000000026242 <+82>:	mov    0x54(%rax),%r8d
>   0x0000000000026246 <+86>:	movzbl 0x5c(%rax),%ecx
>   0x000000000002624a <+90>:	mov    0xac(%rax),%edx
>   0x0000000000026250 <+96>:	mov    0xa8(%rax),%esi
>   0x0000000000026256 <+102>:	lea    0x7(%r8),%r9d
>   0x000000000002625a <+106>:	test   %r8d,%r8d
>   0x000000000002625d <+109>:	cmovns %r8d,%r9d
>   0x0000000000026261 <+113>:	movzbl %r8b,%r8d
>   0x0000000000026265 <+117>:	sar    $0x3,%r9d
>   0x0000000000026269 <+121>:	imul   0xb8(%rax),%r9d
>   0x0000000000026271 <+129>:	lea    0x4(%r13),%rax
>   0x0000000000026275 <+133>:	mov    %rax,0x8(%rsp)
>   0x000000000002627a <+138>:	mov    0x20(%rdi),%rax
>   0x000000000002627e <+142>:	mov    0x8(%rax),%eax
>   0x0000000000026281 <+145>:	mov    %eax,(%rsp)
>   0x0000000000026284 <+148>:	mov    0x0(%r13),%edi
>   0x0000000000026288 <+152>:	callq  0x6000 <drmModeAddFB@plt>
>   0x000000000002628d <+157>:	test   %eax,%eax
>   0x000000000002628f <+159>:	js     0x26510 <drmmode_set_mode_major+800>
>   0x0000000000026295 <+165>:	mov    %rbp,%rdi
>   0x0000000000026298 <+168>:	xor    %r15d,%r15d
>   0x000000000002629b <+171>:	callq  0x5d80 <xf86CrtcRotate@plt>
>   0x00000000000262a0 <+176>:	test   %eax,%eax
>   0x00000000000262a2 <+178>:	jne    0x262c0 <drmmode_set_mode_major+208>
>   0x00000000000262a4 <+180>:	add    $0x88,%rsp
>   0x00000000000262ab <+187>:	mov    %r15d,%eax
>   0x00000000000262ae <+190>:	pop    %rbx
>   0x00000000000262af <+191>:	pop    %rbp
>   0x00000000000262b0 <+192>:	pop    %r12
>   0x00000000000262b2 <+194>:	pop    %r13
>   0x00000000000262b4 <+196>:	pop    %r14
>   0x00000000000262b6 <+198>:	pop    %r15
>   0x00000000000262b8 <+200>:	retq   
>   0x00000000000262b9 <+201>:	nopl   0x0(%rax)
>   0x00000000000262c0 <+208>:	mov    (%rbx),%edx
>   0x00000000000262c2 <+210>:	mov    $0x4,%edi
>   0x00000000000262c7 <+215>:	movslq %edx,%rsi
>   0x00000000000262ca <+218>:	mov    %edx,0x20(%rsp)
>   0x00000000000262ce <+222>:	callq  0x5d70 <calloc@plt>
>   0x00000000000262d3 <+227>:	test   %rax,%rax
>   0x00000000000262d6 <+230>:	mov    %rax,%r10
>   0x00000000000262d9 <+233>:	mov    0x20(%rsp),%edx
>   0x00000000000262dd <+237>:	je     0x262a4 <drmmode_set_mode_major+180>
>   0x00000000000262df <+239>:	test   %edx,%edx
>   0x00000000000262e1 <+241>:	jle    0x26328 <drmmode_set_mode_major+312>
>   0x00000000000262e3 <+243>:	mov    0x8(%rbx),%rdx
>   0x00000000000262e7 <+247>:	xor    %eax,%eax
>   0x00000000000262e9 <+249>:	jmp    0x262fb <drmmode_set_mode_major+267>
>   0x00000000000262eb <+251>:	nopl   0x0(%rax,%rax,1)
>   0x00000000000262f0 <+256>:	add    $0x1,%eax
>   0x00000000000262f3 <+259>:	add    $0x8,%rdx
>   0x00000000000262f7 <+263>:	cmp    %eax,(%rbx)
>   0x00000000000262f9 <+265>:	jle    0x26328 <drmmode_set_mode_major+312>
>   0x00000000000262fb <+267>:	mov    (%rdx),%rcx
>   0x00000000000262fe <+270>:	cmp    %rbp,0x10(%rcx)
>   0x0000000000026302 <+274>:	jne    0x262f0 <drmmode_set_mode_major+256>
>   0x0000000000026304 <+276>:	mov    0x78(%rcx),%rcx
>   0x0000000000026308 <+280>:	add    $0x1,%eax
>   0x000000000002630b <+283>:	add    $0x8,%rdx
>   0x000000000002630f <+287>:	mov    0x10(%rcx),%rcx
>   0x0000000000026313 <+291>:	mov    (%rcx),%esi
>   0x0000000000026315 <+293>:	movslq %r15d,%rcx
>   0x0000000000026318 <+296>:	add    $0x1,%r15d
>   0x000000000002631c <+300>:	mov    %esi,(%r10,%rcx,4)
>   0x0000000000026320 <+304>:	cmp    %eax,(%rbx)
>   0x0000000000026322 <+306>:	jg     0x262fb <drmmode_set_mode_major+267>
>   0x0000000000026324 <+308>:	nopl   0x0(%rax)
>   0x0000000000026328 <+312>:	lea    0x30(%rsp),%r9
>   0x000000000002632d <+317>:	xor    %eax,%eax
>   0x000000000002632f <+319>:	mov    $0x8,%ecx
>   0x0000000000026334 <+324>:	mov    %r9,%rdi
>   0x0000000000026337 <+327>:	rep stos %rax,%es:(%rdi)
>   0x000000000002633a <+330>:	mov    0x20(%r12),%eax
>   0x000000000002633f <+335>:	mov    0x10(%r12),%rsi
>   0x0000000000026344 <+340>:	mov    %eax,0x30(%rsp)
>   0x0000000000026348 <+344>:	mov    0x24(%r12),%eax
>   0x000000000002634d <+349>:	test   %rsi,%rsi
>   0x0000000000026350 <+352>:	movl   $0x0,(%rdi)
>   0x0000000000026356 <+358>:	mov    %ax,0x34(%rsp)
>   0x000000000002635b <+363>:	mov    0x28(%r12),%eax
>   0x0000000000026360 <+368>:	mov    %ax,0x36(%rsp)
>   0x0000000000026365 <+373>:	mov    0x2c(%r12),%eax
>   0x000000000002636a <+378>:	mov    %ax,0x38(%rsp)
>   0x000000000002636f <+383>:	mov    0x30(%r12),%eax
>   0x0000000000026374 <+388>:	mov    %ax,0x3a(%rsp)
>   0x0000000000026379 <+393>:	mov    0x34(%r12),%eax
>   0x000000000002637e <+398>:	mov    %ax,0x3c(%rsp)
>   0x0000000000026383 <+403>:	mov    0x38(%r12),%eax
>   0x0000000000026388 <+408>:	mov    %ax,0x3e(%rsp)
>   0x000000000002638d <+413>:	mov    0x3c(%r12),%eax
>   0x0000000000026392 <+418>:	mov    %ax,0x40(%rsp)
>   0x0000000000026397 <+423>:	mov    0x40(%r12),%eax
>   0x000000000002639c <+428>:	mov    %ax,0x42(%rsp)
>   0x00000000000263a1 <+433>:	mov    0x44(%r12),%eax
>   0x00000000000263a6 <+438>:	mov    %ax,0x44(%rsp)
>   0x00000000000263ab <+443>:	mov    0x48(%r12),%eax
>   0x00000000000263b0 <+448>:	mov    %ax,0x46(%rsp)
>   0x00000000000263b5 <+453>:	mov    0x4c(%r12),%eax
>   0x00000000000263ba <+458>:	mov    %eax,0x4c(%rsp)
>   0x00000000000263be <+462>:	je     0x263e2 <drmmode_set_mode_major+498>
>   0x00000000000263c0 <+464>:	lea    0x24(%r9),%rdi
>   0x00000000000263c4 <+468>:	mov    $0x20,%edx
>   0x00000000000263c9 <+473>:	mov    %r9,0x20(%rsp)
>   0x00000000000263ce <+478>:	mov    %r10,0x18(%rsp)
>   0x00000000000263d3 <+483>:	callq  0x58a0 <strncpy@plt>
>   0x00000000000263d8 <+488>:	mov    0x18(%rsp),%r10
>   0x00000000000263dd <+493>:	mov    0x20(%rsp),%r9
>   0x00000000000263e2 <+498>:	mov    0x1b8(%rbp),%rax
>   0x00000000000263e9 <+505>:	xor    %ecx,%ecx
>   0x00000000000263eb <+507>:	xor    %r8d,%r8d
>   0x00000000000263ee <+510>:	movb   $0x0,0x73(%rsp)
>   0x00000000000263f3 <+515>:	mov    0x4(%r13),%edx
>   0x00000000000263f7 <+519>:	cmpq   $0x0,0x2d0(%rax)
>   0x00000000000263ff <+527>:	je     0x264f0 <drmmode_set_mode_major+768>
>   0x0000000000026405 <+533>:	mov    0x8(%r14),%rax
>   0x0000000000026409 <+537>:	mov    %r9,0x8(%rsp)
>   0x000000000002640e <+542>:	mov    %r10,%r9
>   0x0000000000026411 <+545>:	mov    %r15d,(%rsp)
>   0x0000000000026415 <+549>:	mov    0x0(%r13),%edi
>   0x0000000000026419 <+553>:	mov    (%rax),%esi
>   0x000000000002641b <+555>:	mov    %r10,0x18(%rsp)
>   0x0000000000026420 <+560>:	callq  0x59c0 <drmModeSetCrtc@plt>
>   0x0000000000026425 <+565>:	mov    0x18(%rsp),%r10
>   0x000000000002642a <+570>:	mov    %eax,%r12d
>   0x000000000002642d <+573>:	mov    %r10,%rdi
>   0x0000000000026430 <+576>:	callq  0x5830 <free@plt>
>   0x0000000000026435 <+581>:	test   %r12d,%r12d
>   0x0000000000026438 <+584>:	jne    0x264b8 <drmmode_set_mode_major+712>
>   0x000000000002643a <+586>:	mov    (%rbx),%r15d
>   0x000000000002643d <+589>:	xor    %r13d,%r13d
>   0x0000000000026440 <+592>:	test   %r15d,%r15d
>   0x0000000000026443 <+595>:	jle    0x26463 <drmmode_set_mode_major+627>
>   0x0000000000026445 <+597>:	nopl   (%rax)
>   0x0000000000026448 <+600>:	mov    0x8(%rbx),%rax
>   0x000000000002644c <+604>:	mov    (%rax,%r13,1),%rdi
>   0x0000000000026450 <+608>:	cmp    %rbp,0x10(%rdi)
>   0x0000000000026454 <+612>:	je     0x264a8 <drmmode_set_mode_major+696>
>   0x0000000000026456 <+614>:	add    $0x1,%r12d
>   0x000000000002645a <+618>:	add    $0x8,%r13
>   0x000000000002645e <+622>:	cmp    %r12d,(%rbx)
>   0x0000000000026461 <+625>:	jg     0x26448 <drmmode_set_mode_major+600>
>   0x0000000000026463 <+627>:	mov    0x1a8(%rbp),%rax
>   0x000000000002646a <+634>:	mov    0x490(%rbp),%rcx
>   0x0000000000026471 <+641>:	mov    %rbp,%rdi
>   0x0000000000026474 <+644>:	mov    0x488(%rbp),%rdx
>   0x000000000002647b <+651>:	mov    0x480(%rbp),%rsi
>   0x0000000000026482 <+658>:	mov    $0x1,%r15d
>   0x0000000000026488 <+664>:	mov    0x498(%rbp),%r8d
>   0x000000000002648f <+671>:	callq  *0x48(%rax)
>   0x0000000000026492 <+674>:	mov    0x8(%rbp),%rax
>   0x0000000000026496 <+678>:	mov    0x10(%rax),%rdi
>   0x000000000002649a <+682>:	callq  0x5a80 <xf86_reload_cursors@plt>
>   0x000000000002649f <+687>:	jmpq   0x262a4 <drmmode_set_mode_major+180>
>   0x00000000000264a4 <+692>:	nopl   0x0(%rax)
>   0x00000000000264a8 <+696>:	xor    %esi,%esi
>   0x00000000000264aa <+698>:	callq  0x25400 <drmmode_output_dpms>
>   0x00000000000264af <+703>:	nop
>   0x00000000000264b0 <+704>:	jmp    0x26456 <drmmode_set_mode_major+614>
>   0x00000000000264b2 <+706>:	nopw   0x0(%rax,%rax,1)
>   0x00000000000264b8 <+712>:	mov    %r12d,%edi
>   0x00000000000264bb <+715>:	xor    %r15d,%r15d
>   0x00000000000264be <+718>:	neg    %edi
>   0x00000000000264c0 <+720>:	callq  0x63d0 <strerror@plt>
>   0x00000000000264c5 <+725>:	mov    0x8(%rbp),%rdx
>   0x00000000000264c9 <+729>:	mov    %rax,%rcx
>   0x00000000000264cc <+732>:	mov    $0x5,%esi
>   0x00000000000264d1 <+737>:	xor    %eax,%eax
>   0x00000000000264d3 <+739>:	mov    0x18(%rdx),%edi
>   0x00000000000264d6 <+742>:	lea    0x33f8(%rip),%rdx        # 0x298d5
>   0x00000000000264dd <+749>:	callq  0x5fd0 <xf86DrvMsg@plt>
>   0x00000000000264e2 <+754>:	jmpq   0x262a4 <drmmode_set_mode_major+180>
>   0x00000000000264e7 <+759>:	nopw   0x0(%rax,%rax,1)
>   0x00000000000264f0 <+768>:	mov    0x30(%r14),%eax
>   0x00000000000264f4 <+772>:	mov    0x2c(%rsp),%r8d
>   0x00000000000264f9 <+777>:	test   %eax,%eax
>   0x00000000000264fb <+779>:	cmovne %ecx,%r8d
>   0x00000000000264ff <+783>:	cmovne %eax,%edx
>   0x0000000000026502 <+786>:	cmove  0x28(%rsp),%ecx
>   0x0000000000026507 <+791>:	jmpq   0x26405 <drmmode_set_mode_major+533>
>   0x000000000002650c <+796>:	nopl   0x0(%rax)
>   0x0000000000026510 <+800>:	lea    0x33ac(%rip),%rdi        # 0x298c3
>   0x0000000000026517 <+807>:	xor    %eax,%eax
>   0x0000000000026519 <+809>:	xor    %r15d,%r15d
>   0x000000000002651c <+812>:	callq  0x64d0 <ErrorF@plt>
>   0x0000000000026521 <+817>:	jmpq   0x262a4 <drmmode_set_mode_major+180>
>End of assembler dump.
>(gdb) quit

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Attachments on bug 62914: 79294 | 80077 | 80078 | 80079

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