[Nouveau] [Bug 98506] Pagefault in gf100_vm_flush
bugzilla-daemon at freedesktop.org
bugzilla-daemon at freedesktop.org
Sun Oct 30 17:41:16 UTC 2016
https://bugs.freedesktop.org/show_bug.cgi?id=98506
--- Comment #2 from Karol Herbst <karolherbst at gmail.com> ---
(gdb) disassemble gf100_vm_flush
Dump of assembler code for function gf100_vm_flush:
0x0000000000050f60 <+0>: push %rbp
0x0000000000050f61 <+1>: mov %rsp,%rbp
0x0000000000050f64 <+4>: push %r15
0x0000000000050f66 <+6>: push %r14
0x0000000000050f68 <+8>: push %r13
0x0000000000050f6a <+10>: mov %rdi,%r13
0x0000000000050f6d <+13>: push %r12
0x0000000000050f6f <+15>: push %rbx
0x0000000000050f70 <+16>: sub $0x18,%rsp
0x0000000000050f74 <+20>: mov 0xb0(%rdi),%edx
0x0000000000050f7a <+26>: mov (%rdi),%rax
0x0000000000050f7d <+29>: cmp $0x1,%edx
0x0000000000050f80 <+32>: mov 0x10(%rax),%r12
0x0000000000050f84 <+36>: sbb %ebx,%ebx
0x0000000000050f86 <+38>: add $0x20,%rax
0x0000000000050f8a <+42>: mov %rax,%rdi
0x0000000000050f8d <+45>: mov %rax,-0x40(%rbp)
0x0000000000050f91 <+49>: and $0xfffffffc,%ebx
0x0000000000050f94 <+52>: callq 0x50f99 <gf100_vm_flush+57>
0x0000000000050f99 <+57>: mov 0x60(%r13),%r14
0x0000000000050f9d <+61>: lea 0x60(%r13),%rax
0x0000000000050fa1 <+65>: add $0x5,%ebx
0x0000000000050fa4 <+68>: or $0x80000000,%ebx
0x0000000000050faa <+74>: mov %rax,-0x30(%rbp)
0x0000000000050fae <+78>: mov %ebx,-0x34(%rbp)
0x0000000000050fb1 <+81>: cmp %rax,%r14
0x0000000000050fb4 <+84>: je 0x510a9 <gf100_vm_flush+329>
0x0000000000050fba <+90>: mov 0x198(%r12),%r13
0x0000000000050fc2 <+98>: xor %ebx,%ebx
0x0000000000050fc4 <+100>: mov %r13,%rdi
0x0000000000050fc7 <+103>: callq 0x50fcc <gf100_vm_flush+108>
0x0000000000050fcc <+108>: mov %rax,%r15
0x0000000000050fcf <+111>: jmp 0x50feb <gf100_vm_flush+139>
0x0000000000050fd1 <+113>: mov %r13,%rdi
0x0000000000050fd4 <+116>: callq 0x50fd9 <gf100_vm_flush+121>
0x0000000000050fd9 <+121>: sub %r15,%rax
0x0000000000050fdc <+124>: mov %rax,%rbx
0x0000000000050fdf <+127>: cmp $0x773593ff,%rax
0x0000000000050fe5 <+133>: ja 0x510c1 <gf100_vm_flush+353>
0x0000000000050feb <+139>: mov 0x80(%r12),%rax
0x0000000000050ff3 <+147>: lea 0x100c80(%rax),%rdi
0x0000000000050ffa <+154>: callq 0x50fff <gf100_vm_flush+159>
0x0000000000050fff <+159>: test $0xff0000,%eax
0x0000000000051004 <+164>: je 0x50fd1 <gf100_vm_flush+113>
0x0000000000051006 <+166>: cmp $0x773593ff,%rbx
0x000000000005100d <+173>: ja 0x510c1 <gf100_vm_flush+353>
0x0000000000051013 <+179>: mov 0x80(%r12),%rax
0x000000000005101b <+187>: xor %ebx,%ebx
0x000000000005101d <+189>: lea 0x100cb8(%rax),%rsi
0x0000000000051024 <+196>: mov 0x10(%r14),%rax
0x0000000000051028 <+200>: mov 0x90(%rax),%rdi
0x000000000005102f <+207>: shr $0x8,%rdi
0x0000000000051033 <+211>: callq 0x51038 <gf100_vm_flush+216>
0x0000000000051038 <+216>: mov 0x80(%r12),%rax
0x0000000000051040 <+224>: mov -0x34(%rbp),%edi
0x0000000000051043 <+227>: lea 0x100cbc(%rax),%rsi
0x000000000005104a <+234>: callq 0x5104f <gf100_vm_flush+239>
0x000000000005104f <+239>: mov 0x198(%r12),%r13
0x0000000000051057 <+247>: mov %r13,%rdi
0x000000000005105a <+250>: callq 0x5105f <gf100_vm_flush+255>
0x000000000005105f <+255>: mov %rax,%r15
0x0000000000051062 <+258>: jmp 0x5107a <gf100_vm_flush+282>
0x0000000000051064 <+260>: mov %r13,%rdi
0x0000000000051067 <+263>: callq 0x5106c <gf100_vm_flush+268>
0x000000000005106c <+268>: sub %r15,%rax
0x000000000005106f <+271>: mov %rax,%rbx
0x0000000000051072 <+274>: cmp $0x773593ff,%rax
0x0000000000051078 <+280>: ja 0x510ea <gf100_vm_flush+394>
0x000000000005107a <+282>: mov 0x80(%r12),%rax
0x0000000000051082 <+290>: lea 0x100c80(%rax),%rdi
0x0000000000051089 <+297>: callq 0x5108e <gf100_vm_flush+302>
0x000000000005108e <+302>: test $0x80,%ah
0x0000000000051091 <+305>: je 0x51064 <gf100_vm_flush+260>
0x0000000000051093 <+307>: cmp $0x773593ff,%rbx
0x000000000005109a <+314>: ja 0x510ea <gf100_vm_flush+394>
0x000000000005109c <+316>: mov (%r14),%r14
0x000000000005109f <+319>: cmp -0x30(%rbp),%r14
0x00000000000510a3 <+323>: jne 0x50fba <gf100_vm_flush+90>
0x00000000000510a9 <+329>: mov -0x40(%rbp),%rdi
0x00000000000510ad <+333>: callq 0x510b2 <gf100_vm_flush+338>
0x00000000000510b2 <+338>: add $0x18,%rsp
0x00000000000510b6 <+342>: pop %rbx
0x00000000000510b7 <+343>: pop %r12
0x00000000000510b9 <+345>: pop %r13
0x00000000000510bb <+347>: pop %r14
0x00000000000510bd <+349>: pop %r15
0x00000000000510bf <+351>: pop %rbp
0x00000000000510c0 <+352>: retq
0x00000000000510c1 <+353>: mov 0x10(%r12),%rdi
0x00000000000510c6 <+358>: mov $0x0,%r8
0x00000000000510cd <+365>: mov $0xb5,%ecx
0x00000000000510d2 <+370>: mov $0x0,%rdx
0x00000000000510d9 <+377>: mov $0x0,%rsi
0x00000000000510e0 <+384>: callq 0x510e5 <gf100_vm_flush+389>
0x00000000000510e5 <+389>: jmpq 0x51013 <gf100_vm_flush+179>
0x00000000000510ea <+394>: mov 0x10(%r12),%rdi
0x00000000000510ef <+399>: mov $0x0,%r8
0x00000000000510f6 <+406>: mov $0xbe,%ecx
0x00000000000510fb <+411>: mov $0x0,%rdx
0x0000000000051102 <+418>: mov $0x0,%rsi
0x0000000000051109 <+425>: callq 0x5110e <gf100_vm_flush+430>
0x000000000005110e <+430>: jmp 0x5109c <gf100_vm_flush+316>
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