Date: Tue, 30 Apr 2024 07:07:25 GMT From: Konstantin Belousov <kib@FreeBSD.org> To: src-committers@FreeBSD.org, dev-commits-src-all@FreeBSD.org, dev-commits-src-main@FreeBSD.org Subject: git: 5b3e5c6ce3e5 - main - kcmp_pget(): do not accept TIDs Message-ID: <202404300707.43U77Pnx058320@gitrepo.freebsd.org>
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The branch main has been updated by kib: URL: https://cgit.FreeBSD.org/src/commit/?id=5b3e5c6ce3e552dae3e84d6bc781bc9f53c22d71 commit 5b3e5c6ce3e552dae3e84d6bc781bc9f53c22d71 Author: Konstantin Belousov <kib@FreeBSD.org> AuthorDate: 2024-04-29 21:04:25 +0000 Commit: Konstantin Belousov <kib@FreeBSD.org> CommitDate: 2024-04-30 07:07:03 +0000 kcmp_pget(): do not accept TIDs Otherwise pget() might still look up and hold the current process. Reported and tested by: pho Sponsored by: The FreeBSD Foundation MFC after: 3 days --- sys/kern/sys_generic.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/sys/kern/sys_generic.c b/sys/kern/sys_generic.c index cc1126ac4dc4..99b018dee26c 100644 --- a/sys/kern/sys_generic.c +++ b/sys/kern/sys_generic.c @@ -2098,7 +2098,8 @@ kcmp_pget(struct thread *td, pid_t pid, struct proc **pp) *pp = td->td_proc; return (0); } - error = pget(pid, PGET_CANDEBUG | PGET_NOTWEXIT | PGET_HOLD, pp); + error = pget(pid, PGET_NOTID | PGET_CANDEBUG | PGET_NOTWEXIT | + PGET_HOLD, pp); MPASS(*pp != td->td_proc); return (error); }
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