Attachment 1347559 Details for Bug 1509480 – File: backtrace

File: backtrace

backtrace (text/plain), 6.24 KB, created by Dominik 'Rathann' Mierzejewski on 2017-11-03 21:41:48 UTC

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Creator: Dominik 'Rathann' Mierzejewski

Created: 2017-11-03 21:41:48 UTC

Size: 6.24 KB

patch

obsolete

>[New LWP 17847]
>Core was generated by `lshw'.
>Program terminated with signal SIGSEGV, Segmentation fault.
>#0  _IO_feof (fp=0x0) at feof.c:35
>35	  _IO_flockfile (fp);
>
>Thread 1 (LWP 17847):
>#0  _IO_feof (fp=0x0) at feof.c:35
>        result = <optimized out>
>#1  0x000000000045c39f in scan_usb (n=...) at usb.cc:380
>        device = {This = 0x13a6da0}
>        usbdevices = 0x0
>        defined = false
>        bus = 0
>        lev = 0
>        prnt = 0
>        port = 31
>        cnt = 0
>        devnum = 3
>        mxch = 0
>        speed = 0
>        ver = "\360\301\322\350\375\177\000\000\244\205E"
>        cls = 0
>        sub = 0
>        prot = 0
>        mxps = 0
>        numcfgs = 0
>        vendor = 0
>        prodid = 0
>        rev = "\000\000\000\000\000\000\000\000\000\000"
>        numifs = 4294967295
>        cfgnum = 4294967295
>        atr = 0
>        mxpwr = "\000\000\260fC\000\000\000\000\000\020"
>        ifnum = 0
>        alt = 3
>        numeps = 0
>        driver = "\f\000\000\000\000\000\000\000\340\301\322\350\375\177\000\000\000\302\322\350\375\177\000\000\240\302\322\350\375\177\000\000\003\000\000\000\000\000\000\000`\303\322\350\375\177\000\000@\303\322\350\375\177\000\000\227kE\000\000\000\000\000\001\000\000\000\000\000\000\000\003\000\000\000\000\000\000\000\360"
>        filenames = std::vector of length 0, capacity 8
>#2  0x00000000004173a4 in scan_system (system=...) at main.cc:118
>        computer = {This = 0x10218b0}
>        hostname = "localhost.localdomain\000\000\000\220\304\322\350\375\177\000\000p\304\322\350\375\177\000\000\320k@\000\000\000\000\000\320\303\322\350\375\177", '\000' <repeats 11 times>, "omputer\000\000\000\000\000\000\000"
>#3  0x000000000040489c in main (argc=<optimized out>, argv=<optimized out>) at lshw.cc:233
>        computer = {This = 0x10215c0}
>From                To                  Syms Read   Shared Object Library
>0x00007fabe509c680  0x00007fabe50abc92  Yes         /lib64/libresolv.so.2
>0x00007fabe4d9c100  0x00007fabe4e4c828  Yes         /lib64/libstdc++.so.6
>0x00007fabe4afbac0  0x00007fabe4b0bde5  Yes         /lib64/libgcc_s.so.1
>0x00007fabe4743f00  0x00007fabe48a3703  Yes         /lib64/libc.so.6
>0x00007fabe4413f00  0x00007fabe4490c5f  Yes         /lib64/libm.so.6
>0x00007fabe52b3c50  0x00007fabe52d25a0  Yes         /lib64/ld-linux-x86-64.so.2
>$1 = 0x0
>rax            0x7ffde8d2c010	140728509579280
>rbx            0x7ffde8d2c120	140728509579552
>rcx            0x7fabe4af3b38	140376252824376
>rdx            0x0	0
>rsi            0x0	0
>rdi            0x0	0
>rbp            0x7ffde8d2c2e0	0x7ffde8d2c2e0
>rsp            0x7ffde8d2be68	0x7ffde8d2be68
>r8             0x10230b0	16920752
>r9             0x50	80
>r10            0x0	0
>r11            0x246	582
>r12            0x7ffde8d2c0e0	140728509579488
>r13            0x13a63b0	20603824
>r14            0x0	0
>r15            0x0	0
>rip            0x7fabe479eb70	0x7fabe479eb70 <_IO_feof>
>eflags         0x10202	[ IF RF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>Dump of assembler code for function _IO_feof:
>=> 0x00007fabe479eb70 <+0>:	mov    (%rdi),%edx
>   0x00007fabe479eb72 <+2>:	mov    %rdi,%r9
>   0x00007fabe479eb75 <+5>:	mov    %edx,%eax
>   0x00007fabe479eb77 <+7>:	and    $0x8000,%eax
>   0x00007fabe479eb7c <+12>:	jne    0x7fabe479ec30 <_IO_feof+192>
>   0x00007fabe479eb82 <+18>:	mov    0x88(%rdi),%r8
>   0x00007fabe479eb89 <+25>:	mov    %fs:0x10,%r10
>   0x00007fabe479eb92 <+34>:	cmp    %r10,0x8(%r8)
>   0x00007fabe479eb96 <+38>:	je     0x7fabe479ec40 <_IO_feof+208>
>   0x00007fabe479eb9c <+44>:	mov    $0x1,%esi
>   0x00007fabe479eba1 <+49>:	cmpl   $0x0,0x359b38(%rip)        # 0x7fabe4af86e0 <__libc_multiple_threads>
>   0x00007fabe479eba8 <+56>:	je     0x7fabe479ebb3 <_IO_feof+67>
>   0x00007fabe479ebaa <+58>:	lock cmpxchg %esi,(%r8)
>   0x00007fabe479ebaf <+63>:	jne    0x7fabe479ebb9 <_IO_feof+73>
>   0x00007fabe479ebb1 <+65>:	jmp    0x7fabe479ebcf <_IO_feof+95>
>   0x00007fabe479ebb3 <+67>:	cmpxchg %esi,(%r8)
>   0x00007fabe479ebb7 <+71>:	je     0x7fabe479ebcf <_IO_feof+95>
>   0x00007fabe479ebb9 <+73>:	lea    (%r8),%rdi
>   0x00007fabe479ebbc <+76>:	sub    $0x80,%rsp
>   0x00007fabe479ebc3 <+83>:	callq  0x7fabe4843700 <__lll_lock_wait_private>
>   0x00007fabe479ebc8 <+88>:	add    $0x80,%rsp
>   0x00007fabe479ebcf <+95>:	mov    (%r9),%eax
>   0x00007fabe479ebd2 <+98>:	mov    0x88(%r9),%r8
>   0x00007fabe479ebd9 <+105>:	mov    %eax,%edx
>   0x00007fabe479ebdb <+107>:	mov    %r10,0x8(%r8)
>   0x00007fabe479ebdf <+111>:	mov    0x4(%r8),%ecx
>   0x00007fabe479ebe3 <+115>:	shr    $0x4,%edx
>   0x00007fabe479ebe6 <+118>:	and    $0x1,%edx
>   0x00007fabe479ebe9 <+121>:	test   $0x80,%ah
>   0x00007fabe479ebec <+124>:	jne    0x7fabe479ec4c <_IO_feof+220>
>   0x00007fabe479ebee <+126>:	test   %ecx,%ecx
>   0x00007fabe479ebf0 <+128>:	jne    0x7fabe479ec36 <_IO_feof+198>
>   0x00007fabe479ebf2 <+130>:	movq   $0x0,0x8(%r8)
>   0x00007fabe479ebfa <+138>:	cmpl   $0x0,0x359adf(%rip)        # 0x7fabe4af86e0 <__libc_multiple_threads>
>   0x00007fabe479ec01 <+145>:	je     0x7fabe479ec0b <_IO_feof+155>
>   0x00007fabe479ec03 <+147>:	lock decl (%r8)
>   0x00007fabe479ec07 <+151>:	jne    0x7fabe479ec10 <_IO_feof+160>
>   0x00007fabe479ec09 <+153>:	jmp    0x7fabe479ec26 <_IO_feof+182>
>   0x00007fabe479ec0b <+155>:	decl   (%r8)
>   0x00007fabe479ec0e <+158>:	je     0x7fabe479ec26 <_IO_feof+182>
>   0x00007fabe479ec10 <+160>:	lea    (%r8),%rdi
>   0x00007fabe479ec13 <+163>:	sub    $0x80,%rsp
>   0x00007fabe479ec1a <+170>:	callq  0x7fabe4843730 <__lll_unlock_wake_private>
>   0x00007fabe479ec1f <+175>:	add    $0x80,%rsp
>   0x00007fabe479ec26 <+182>:	mov    %edx,%eax
>   0x00007fabe479ec28 <+184>:	retq   
>   0x00007fabe479ec29 <+185>:	nopl   0x0(%rax)
>   0x00007fabe479ec30 <+192>:	shr    $0x4,%edx
>   0x00007fabe479ec33 <+195>:	and    $0x1,%edx
>   0x00007fabe479ec36 <+198>:	mov    %edx,%eax
>   0x00007fabe479ec38 <+200>:	retq   
>   0x00007fabe479ec39 <+201>:	nopl   0x0(%rax)
>   0x00007fabe479ec40 <+208>:	shr    $0x4,%edx
>   0x00007fabe479ec43 <+211>:	mov    0x4(%r8),%ecx
>   0x00007fabe479ec47 <+215>:	and    $0x1,%edx
>   0x00007fabe479ec4a <+218>:	jmp    0x7fabe479ebee <_IO_feof+126>
>   0x00007fabe479ec4c <+220>:	add    $0x1,%ecx
>   0x00007fabe479ec4f <+223>:	mov    %ecx,0x4(%r8)
>   0x00007fabe479ec53 <+227>:	jmp    0x7fabe479ec36 <_IO_feof+198>
>End of assembler dump.
>== EXPLOITABLE ==

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Attachments on bug 1509480: 1347559 | 1347560 | 1347561 | 1347562 | 1347563 | 1347564 | 1347565 | 1347566 | 1347567 | 1347568 | 1347569 | 1347570