Attachment 1473244 Details for Bug 1612422 – File: backtrace

File: backtrace

backtrace (text/plain), 6.78 KB, created by Patrick Thies on 2018-08-04 06:57:04 UTC

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Creator: Patrick Thies

Created: 2018-08-04 06:57:04 UTC

Size: 6.78 KB

patch

obsolete

>[New LWP 1185]
>[Thread debugging using libthread_db enabled]
>Using host libthread_db library "/lib64/libthread_db.so.1".
>Core was generated by `/usr/lib/systemd/systemd-udevd'.
>Program terminated with signal SIGABRT, Aborted.
>#0  0x00007f2691209317 in epoll_wait (epfd=10, events=0x7fff767882d0, maxevents=9, timeout=-1860136169) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
>30	  return SYSCALL_CANCEL (epoll_wait, epfd, events, maxevents, timeout);
>
>Thread 1 (Thread 0x7f26925c8180 (LWP 1185)):
>#0  0x00007f2691209317 in epoll_wait (epfd=10, events=0x7fff767882d0, maxevents=9, timeout=-1860136169) at ../sysdeps/unix/sysv/linux/epoll_wait.c:30
>        sc_cancel_oldtype = <optimized out>
>        sc_ret = <optimized out>
>#1  0x0000000000000000 in ?? ()
>No symbol table info available.
>From                To                  Syms Read   Shared Object Library
>0x00007f2691fbc9b0  0x00007f26920df520  Yes         /usr/lib/systemd/libsystemd-shared-238.so
>0x00007f2691d623c0  0x00007f2691d6fc5d  No          /lib64/libkmod.so.2
>0x00007f2691b57ee0  0x00007f2691b5c191  No          /lib64/libacl.so.1
>0x00007f269190f6f0  0x00007f269194027e  No          /lib64/libblkid.so.1
>0x00007f26916efad0  0x00007f2691700705  No          /lib64/libgcc_s.so.1
>0x00007f26914d3be0  0x00007f26914e1801  Yes         /lib64/libpthread.so.0
>0x00007f2691130340  0x00007f269127725f  Yes         /lib64/libc.so.6
>0x00007f2690f09210  0x00007f2690f0c47c  Yes         /lib64/librt.so.1
>0x00007f2690d035b0  0x00007f2690d04e8f  Yes         /lib64/libcap.so.2
>0x00007f2690ab8780  0x00007f2690aed387  No          /lib64/libcryptsetup.so.12
>0x00007f26907a25c0  0x00007f269086fbfc  Yes (*)     /lib64/libgcrypt.so.20
>0x00007f2690590920  0x00007f2690593aaf  No          /lib64/libip4tc.so.0
>0x00007f269036caa0  0x00007f2690375c05  Yes         /lib64/libseccomp.so.2
>0x00007f269012adf0  0x00007f269014293f  Yes         /lib64/libselinux.so.1
>0x00007f268ff08750  0x00007f268ff0c2b7  Yes         /lib64/libidn2.so.0
>0x00007f268fce30b0  0x00007f268fcf9f66  Yes         /lib64/liblzma.so.5
>0x00007f268facafd0  0x00007f268fadc3db  No          /lib64/liblz4.so.1
>0x00007f268f87bee0  0x00007f268f8b325e  No          /lib64/libmount.so.1
>0x00007f26923e2f60  0x00007f26923ff910  Yes         /lib64/ld-linux-x86-64.so.2
>0x00007f268f65a420  0x00007f268f6675f7  Yes         /lib64/libz.so.1
>0x00007f268f454370  0x00007f268f45648e  No          /lib64/libattr.so.1
>0x00007f268f24d740  0x00007f268f251171  No          /lib64/libuuid.so.1
>0x00007f268f000650  0x00007f268f03359a  Yes (*)     /lib64/libdevmapper.so.1.02
>0x00007f268edd91e0  0x00007f268edea7ee  Yes         /lib64/libgpg-error.so.0
>0x00007f268ebcdeb0  0x00007f268ebd1c7e  No          /lib64/libargon2.so.0
>0x00007f268e9c9ee0  0x00007f268e9cabbe  Yes         /lib64/libdl.so.2
>0x00007f268e7bd700  0x00007f268e7c4c3b  Yes         /lib64/libjson-c.so.4
>0x00007f268e57c8b0  0x00007f268e59e45e  Yes         /lib64/libpcap.so.1
>0x00007f268e2f9160  0x00007f268e353cb3  Yes         /lib64/libpcre2-8.so.0
>0x00007f268df87a70  0x00007f268dfbbe9e  Yes         /lib64/libunistring.so.2
>0x00007f268dccbbd0  0x00007f268dd49fab  Yes         /lib64/libsepol.so.1
>0x00007f268daa2e30  0x00007f268dab9d61  Yes         /lib64/libudev.so.1
>0x00007f268d7169f0  0x00007f268d7c8e6a  Yes         /lib64/libm.so.6
>0x00007f268ca20340  0x00007f268ca265c8  Yes         /lib64/libnss_files.so.2
>(*): Shared library is missing debugging information.
>$1 = 0x0
>rax            0xfffffffffffffffc	-4
>rbx            0x55fd2852db20	94545791605536
>rcx            0x7f2691209317	139803620315927
>rdx            0x9	9
>rsi            0x7fff767882d0	140735180997328
>rdi            0xa	10
>rbp            0x7fff76788440	0x7fff76788440
>rsp            0x7fff767882c8	0x7fff767882c8
>r8             0x1c9c380	30000000
>r9             0x7fff767882d0	140735180997328
>r10            0xffffffff	4294967295
>r11            0x246	582
>r12            0x1	1
>r13            0x7fff767882d0	140735180997328
>r14            0xffffffffffffffff	-1
>r15            0x55fd285096e0	94545791456992
>rip            0x7f2691209317	0x7f2691209317 <epoll_wait+55>
>eflags         0x246	[ PF ZF IF ]
>cs             0x33	51
>ss             0x2b	43
>ds             0x0	0
>es             0x0	0
>fs             0x0	0
>gs             0x0	0
>Dump of assembler code for function epoll_wait:
>   0x00007f26912092e0 <+0>:	lea    0x2c46f1(%rip),%rax        # 0x7f26914cd9d8 <__libc_multiple_threads>
>   0x00007f26912092e7 <+7>:	mov    %ecx,%r10d
>   0x00007f26912092ea <+10>:	mov    (%rax),%eax
>   0x00007f26912092ec <+12>:	test   %eax,%eax
>   0x00007f26912092ee <+14>:	jne    0x7f2691209300 <epoll_wait+32>
>   0x00007f26912092f0 <+16>:	mov    $0xe8,%eax
>   0x00007f26912092f5 <+21>:	syscall 
>   0x00007f26912092f7 <+23>:	cmp    $0xfffffffffffff000,%rax
>   0x00007f26912092fd <+29>:	ja     0x7f2691209358 <epoll_wait+120>
>   0x00007f26912092ff <+31>:	retq   
>   0x00007f2691209300 <+32>:	push   %r13
>   0x00007f2691209302 <+34>:	mov    %ecx,%r13d
>   0x00007f2691209305 <+37>:	push   %r12
>   0x00007f2691209307 <+39>:	mov    %edx,%r12d
>   0x00007f269120930a <+42>:	push   %rbp
>   0x00007f269120930b <+43>:	mov    %rsi,%rbp
>   0x00007f269120930e <+46>:	push   %rbx
>   0x00007f269120930f <+47>:	mov    %edi,%ebx
>   0x00007f2691209311 <+49>:	sub    $0x18,%rsp
>   0x00007f2691209315 <+53>:	callq  0x7f2691216470 <__libc_enable_asynccancel>
>   0x00007f269120931a <+58>:	mov    %r13d,%r10d
>   0x00007f269120931d <+61>:	mov    %r12d,%edx
>   0x00007f2691209320 <+64>:	mov    %rbp,%rsi
>   0x00007f2691209323 <+67>:	mov    %eax,%r8d
>   0x00007f2691209326 <+70>:	mov    %ebx,%edi
>   0x00007f2691209328 <+72>:	mov    $0xe8,%eax
>   0x00007f269120932d <+77>:	syscall 
>   0x00007f269120932f <+79>:	cmp    $0xfffffffffffff000,%rax
>   0x00007f2691209335 <+85>:	ja     0x7f269120936a <epoll_wait+138>
>   0x00007f2691209337 <+87>:	mov    %r8d,%edi
>   0x00007f269120933a <+90>:	mov    %eax,0xc(%rsp)
>   0x00007f269120933e <+94>:	callq  0x7f26912164d0 <__libc_disable_asynccancel>
>   0x00007f2691209343 <+99>:	mov    0xc(%rsp),%eax
>   0x00007f2691209347 <+103>:	add    $0x18,%rsp
>   0x00007f269120934b <+107>:	pop    %rbx
>   0x00007f269120934c <+108>:	pop    %rbp
>   0x00007f269120934d <+109>:	pop    %r12
>   0x00007f269120934f <+111>:	pop    %r13
>   0x00007f2691209351 <+113>:	retq   
>   0x00007f2691209352 <+114>:	nopw   0x0(%rax,%rax,1)
>   0x00007f2691209358 <+120>:	mov    0x2beb41(%rip),%rdx        # 0x7f26914c7ea0
>   0x00007f269120935f <+127>:	neg    %eax
>   0x00007f2691209361 <+129>:	mov    %eax,%fs:(%rdx)
>   0x00007f2691209364 <+132>:	mov    $0xffffffff,%eax
>   0x00007f2691209369 <+137>:	retq   
>   0x00007f269120936a <+138>:	mov    0x2beb2f(%rip),%rdx        # 0x7f26914c7ea0
>   0x00007f2691209371 <+145>:	neg    %eax
>   0x00007f2691209373 <+147>:	mov    %eax,%fs:(%rdx)
>   0x00007f2691209376 <+150>:	mov    $0xffffffff,%eax
>   0x00007f269120937b <+155>:	jmp    0x7f2691209337 <epoll_wait+87>
>End of assembler dump.
>== EXPLOITABLE ==

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Attachments on bug 1612422: 1473244 | 1473245 | 1473246 | 1473247 | 1473248 | 1473249 | 1473250 | 1473251 | 1473252 | 1473253 | 1473254 | 1473255