https://bugs.kde.org/show_bug.cgi?id=369402
Bug ID: 369402
Summary: Bad set/get_thread_area pointer crashes valgrind
Product: valgrind
Version: unspecified
Platform: Other
OS: Linux
Status: UNCONFIRMED
Severity: normal
Priority: NOR
Component: general
Assignee: jsew...@acm.org
Reporter: m...@redhat.com
LTP testcases/kernel/syscalls/set_thread_area/set_thread_area01 crashes
valgrind:
==5690== Syscall param set_thread_area(u_info) points to unaddressable byte(s)
==5690== at 0x4129977: syscall (in /usr/lib/libc-2.23.so)
==5690== by 0x8049A7B: main (set_thread_area01.c:77)
==5690== Address 0xfffffff7 is not stack'd, malloc'd or (recently) free'd
==5690==
--5690-- VALGRIND INTERNAL ERROR: Valgrind received a signal 11 (SIGSEGV) -
exiting
--5690-- si_code=1; Faulting address: 0xFFFFFFF7; sp: 0x62a5fe30
valgrind: the 'impossible' happened:
Killed by fatal signal
host stacktrace:
==5690== at 0x380B5F3C: sys_set_thread_area (syswrap-x86-linux.c:641)
Reproducible: Always
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