[Bug 297512] kern.proc.env sysctl fails with ENOMEM when last env string is near the end of the stack mapping; breaks ConsoleKit2 session lookup and GNOME screen unlock
| Newsgroups | gmane.os.freebsd.bugs |
|---|---|
| Message-ID | <[email protected]/bugzilla/> |
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=297512 --- Comment #4 from [email protected] --- A commit in branch main references this bug: URL: https://cgit.FreeBSD.org/src/commit/?id=f6000e9dd934db9fefc31eaa07a7d8fa9277484e commit f6000e9dd934db9fefc31eaa07a7d8fa9277484e Author: Konstantin Belousov <[email protected]> AuthorDate: 2026-08-14 05:23:22 +0000 Commit: Konstantin Belousov <[email protected]> CommitDate: 2026-08-14 14:35:38 +0000 kern/kern_proc.c: do not throw out read data in get_ps_strings() Since vmspace_iop()/proc_readmem() might return -1 on error from vmspace_rwmem(), account for this and stop reading but return already accumulated data if any, instead of returning an error. PR: 297512 Reported and tested by: Stéphane D'Alu <[email protected]> Reviewed by: markj Fixes: e1b0d051bbf7 ("proc: Allow to make proc_rwmem() operate on a consistent address space") Sponsored by: The FreeBSD Foundation MFC after: 1 week Differential revision: https://reviews.freebsd.org/D58838 sys/kern/kern_proc.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) -- You are receiving this mail because: You are the assignee for the bug.