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| author | delphij <delphij@FreeBSD.org> | 2015-06-01 18:15:45 +0000 |
|---|---|---|
| committer | delphij <delphij@FreeBSD.org> | 2015-06-01 18:15:45 +0000 |
| commit | 0226e94a1c2ebe5ced18af471f56cb99051622f8 (patch) | |
| tree | 53b55849704496af3ae82ae2dbad43303649c946 /sys | |
| parent | 2898b805c5ccfcd47e3d09de91d4b117fdba88e5 (diff) | |
| download | FreeBSD-src-0226e94a1c2ebe5ced18af471f56cb99051622f8.zip FreeBSD-src-0226e94a1c2ebe5ced18af471f56cb99051622f8.tar.gz | |
Clear p_stops when doing PT_DETACH.
Without this, if a process was being traced by truss(1), which
uses different p_stops bits than gdb(1), the latter would
misbehave because of the unexpected bits.
Reported by: jceel
Submitted by: sef
Sponsored by: iXsystems, Inc.
MFC after: 2 weeks
Diffstat (limited to 'sys')
| -rw-r--r-- | sys/kern/sys_process.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/sys/kern/sys_process.c b/sys/kern/sys_process.c index 3bf2db8..09a43f4 100644 --- a/sys/kern/sys_process.c +++ b/sys/kern/sys_process.c @@ -963,6 +963,7 @@ kern_ptrace(struct thread *td, int req, pid_t pid, void *addr, int data) CTR1(KTR_PTRACE, "PT_DETACH: pid %d", p->p_pid); p->p_oppid = 0; p->p_flag &= ~(P_TRACED | P_WAITED | P_FOLLOWFORK); + p->p_stops = 0; /* should we send SIGCHLD? */ /* childproc_continued(p); */ |
