1 files changed, 256 insertions, 0 deletions
diff --git a/HeapLAB/challenge-fastbin_dup/.gdb_history b/HeapLAB/challenge-fastbin_dup/.gdb_history
new file mode 100644
index 0000000..b2cbfcb
--- /dev/null
+++ b/HeapLAB/challenge-fastbin_dup/.gdb_history
@@ -0,0 +1,256 @@
+x &main_arena
+x/100x &main_arena
+print main_arena
+fastbins
+q
+fastbins
+fastbins
+c
+exit
+quit
+quit
+fastbins
+print main_arena
+q
+print main_arena
+q
+vis_heap_chunks 
+print main_arena
+db main_arena
+db &main_arena
+db &main_arena/100
+db &main_arena 100
+db &main_arena 1000
+x main_arena.top
+x &main_arena.top
+db &main_arena 100
+c
+fastbins
+print main_arena
+x main_arena.fasbinsY
+x &main_arena.fastbinsY
+quit
+fastbins
+x 0x7f0946700b70
+db 0x7f0946700b70 100
+q
+fastbins
+q
+fastbins
+q
+fastbinsx
+db &main_arena 100
+q
+db 0x7f2e5c845b60
+0x7f2e5c845b70 + 16
+x 0x7f2e5c845b70 + 16
+x 0x7f2e5c845b70
+x 0x7f2e5c845b70
+x 0x7f2e5c845b60
+vis_heap_chunks 
+db 0x7f0ba6e3db70
+db 0x555bdeaca000 100
+db 0x7f0ba6e3db70
+db 0x7f0ba6e3db70 - 8
+db 0x7f0ba6e3db70-8
+db 0x7f0ba6e3db70-7
+q
+x 0x7fcf882cbb69
+db 0x7fcf882cbb69
+q
+vis_heap_chunks 
+print main_arena
+q
+print main_arena
+vis_heap_chunks 
+q
+print main_arena 
+q
+print main_arena 
+fastbins
+r
+q
+r
+c
+fastbisn
+vis_heap_chunks 
+fastbins
+quit
+fastbins
+print main_arena 
+c
+print main_arena 
+q
+print main_arena 
+print main_arena 
+x malloc_free_hook
+x __free_hook
+x &__free_hook
+x &__free_hook 100
+db &__free_hook 100
+q
+q
+q
+q
+print main_arena 
+db 0x7f4858584e10
+c
+print victim
+q
+fastbins
+c
+x idx
+x chunksize(p)
+x chunksize
+x p
+fastbins
+q
+x __free_hook 
+x &__free_hook 100
+db &__free_hook 100
+db &__free_hook - 100
+db &__free_hook-100
+db &__free_hook-100 100
+print main_arena 
+x 0x7fca0f75fe10
+x/100 0x7fca0f75fe10
+x/100 0x7fca0f75fe10-100
+c
+q
+break malloc
+c
+fastbins
+x __free_hook 
+fastins
+fastbins
+print main_arena 
+x 0x7f072b59ee10
+break malloc
+break free
+continue
+c
+c
+c
+print main_arena
+vis_heap_chunks 
+vis_heap_chunks 
+c
+vis_heap_chunks 
+break free
+break malloc
+c
+print main_arena
+x &__free_hook - 16
+q
+print main_arena
+vis_heap_chunks 
+c
+c
+c
+q
+db __malloc_hook
+db &__malloc_hook
+x __malloc_hook
+x &__malloc_hook
+c
+break sysmalloc
+c
+frame 2
+context
+c
+break main
+c
+q
+x &__malloc_hook
+print __malloc_hook
+print &__malloc_hook
+print __main_arena
+print main_arena
+print main_arena 
+x __malloc_hook
+x &__malloc_hook
+db &__malloc_hook
+db &__malloc_hook-100 100
+db &__malloc_hook-100 100*8
+db &__malloc_hook-100 (100*8)+1
+fastbins
+c
+print main_arena
+x __malloc_hook
+x &__malloc_hook
+db &__malloc_hook-100 (100*8)+1
+c
+db &__malloc_hook-100 (100*8)+1
+print main_arena
+x 0x7f5b07a18b40
+break malloc
+c
+c
+c
+q
+break __libc_malloc 
+break malloc
+break __malloc_hook
+b __malloc_hook 
+b &__malloc_hook 
+b *__malloc_hook 
+b *&__malloc_hook 
+c
+delete 3
+c
+pwndbg heap
+vis_heap_chunks 
+print __mallinfo
+x __mallinfo
+print  &__mallinfo
+print  *__mallinfo
+print  __mallinfo
+print &__mallinfo
+print main_arena
+c
+break malloc
+c
+x main_arena.top_check
+x main_arena.top_chunk
+print main_arena
+x 0x7f4854db6b40
+x 0x7f4854db6b40
+x 0x7f4854db6b40
+c
+x 0x7f4854db6b40
+fastbins
+c
+x 0x7f4854db6b40
+c
+x 0x7f4854db6b40
+x main_arena
+x &main_arena
+x &__malloc_hook
+x main_arena.top
+db main_arena.top
+c
+c
+c
+q
+print __malloc_hook
+print __malloc_hook 
+fastbins
+c
+fastbins
+c
+vis_heap_chunks 
+c
+fastbins
+r
+c
+fastbins
+print main_arena
+vis_heap
+c
+fastbins
+fastbins
+c
+fastbins
+r
+c
+ quit