https://sourceware.org/bugzilla/show_bug.cgi?id=28720
--- Comment #9 from Evgeny Vereshchagin <evvers at ya dot ru> --- According to OSS-Fuzz looks like that commit triggered https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=43307 (which was also reported in https://sourceware.org/pipermail/elfutils-devel/2022q1/004623.html): ``` $ wget -O CRASH 'https://oss-fuzz.com/download?testcase_id=4696722113167360' $ LD_LIBRARY_PATH="./libdw;./libelf" ./src/stack --core ./CRASH AddressSanitizer:DEADLYSIGNAL ================================================================= ==153072==ERROR: AddressSanitizer: SEGV on unknown address 0x7fbe8640afe0 (pc 0x7fbe89eb2fc7 bp 0x7fffe2855510 sp 0x7fffe2855020 T0) ==153072==The signal is caused by a READ memory access. #0 0x7fbe89eb2fc7 in __bswap_64 /usr/include/bits/byteswap.h:73 #1 0x7fbe89eb2fc7 in read_addrs /home/vagrant/elfutils/libdwfl/link_map.c:288 #2 0x7fbe89eb2fc7 in report_r_debug /home/vagrant/elfutils/libdwfl/link_map.c:341 #3 0x7fbe89eb2fc7 in dwfl_link_map_report /home/vagrant/elfutils/libdwfl/link_map.c:1117 #4 0x7fbe89eb7103 in _new.dwfl_core_file_report /home/vagrant/elfutils/libdwfl/core-file.c:552 #5 0x403d06 in parse_opt /home/vagrant/elfutils/src/stack.c:595 #6 0x7fbe89a90471 in argp_parse (/lib64/libc.so.6+0x11e471) #7 0x40281d in main /home/vagrant/elfutils/src/stack.c:695 #8 0x7fbe8999f55f in __libc_start_call_main (/lib64/libc.so.6+0x2d55f) #9 0x7fbe8999f60b in __libc_start_main_impl (/lib64/libc.so.6+0x2d60b) #10 0x402c94 in _start (/home/vagrant/elfutils/src/stack+0x402c94) AddressSanitizer can not provide additional info. SUMMARY: AddressSanitizer: SEGV /usr/include/bits/byteswap.h:73 in __bswap_64 ==153072==ABORTING ``` -- You are receiving this mail because: You are on the CC list for the bug.
