svn commit: r288903 - head/usr.bin/truss
Bryan Drewery
bdrewery at FreeBSD.org
Mon Oct 5 21:39:08 UTC 2015
Author: bdrewery
Date: Mon Oct 5 21:39:07 2015
New Revision: 288903
URL: https://svnweb.freebsd.org/changeset/base/288903
Log:
Fix crash if a process sends itself a SIGTRAP. Just forward it as expected.
MFC after: 2 weeks [needs rewrite]
Relnotes: yes
Modified:
head/usr.bin/truss/setup.c
Modified: head/usr.bin/truss/setup.c
==============================================================================
--- head/usr.bin/truss/setup.c Mon Oct 5 21:36:53 2015 (r288902)
+++ head/usr.bin/truss/setup.c Mon Oct 5 21:39:07 2015 (r288903)
@@ -564,15 +564,12 @@ eventloop(struct trussinfo *info)
}
find_thread(info, si.si_pid, pl.pl_lwpid);
- if (si.si_status == SIGTRAP) {
+ if (si.si_status == SIGTRAP &&
+ (pl.pl_flags & (PL_FLAG_SCE|PL_FLAG_SCX)) != 0) {
if (pl.pl_flags & PL_FLAG_SCE)
enter_syscall(info, &pl);
else if (pl.pl_flags & PL_FLAG_SCX)
exit_syscall(info, &pl);
- else
- errx(1,
- "pl_flags %x contains neither PL_FLAG_SCE nor PL_FLAG_SCX",
- pl.pl_flags);
pending_signal = 0;
} else if (pl.pl_flags & PL_FLAG_CHILD) {
if ((info->flags & COUNTONLY) == 0)
More information about the svn-src-head
mailing list