The branch main has been updated by kp:
URL:
https://cgit.FreeBSD.org/src/commit/?id=44117554b1ee8edd66d7383c17802d5799fd18f2
commit 44117554b1ee8edd66d7383c17802d5799fd18f2
Author: Kristof Provost <k...@freebsd.org>
AuthorDate: 2021-01-13 18:41:07 +0000
Commit: Kristof Provost <k...@freebsd.org>
CommitDate: 2021-01-13 18:49:45 +0000
pf tests: pass NULL buffer to DIOCRCLRTSTATS
As discovered by syzcaller this used to provoke panics.
MFC after: 1 week
---
tests/sys/netpfil/pf/ioctl/validation.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/tests/sys/netpfil/pf/ioctl/validation.c
b/tests/sys/netpfil/pf/ioctl/validation.c
index 5b1f61720f66..0d7f7631e91b 100644
--- a/tests/sys/netpfil/pf/ioctl/validation.c
+++ b/tests/sys/netpfil/pf/ioctl/validation.c
@@ -265,6 +265,11 @@ ATF_TC_BODY(clrtstats, tc)
io.pfrio_size = 1 << 24;
if (ioctl(dev, DIOCRCLRTSTATS, &io) != 0)
atf_tc_fail("Request with size 1 << 24 failed");
+
+ io.pfrio_size = sizeof(tbl);
+ io.pfrio_buffer = NULL;
+ if (ioctl(dev, DIOCRCLRTSTATS, &io) == 0)
+ atf_tc_fail("Request with NULL buffer succeeded");
}
ATF_TC_CLEANUP(clrtstats, tc)
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