SYZFAIL: invalid kcov comp type (4)

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit: 85c333a947e9 pf.conf.5: fix ≤
git tree: freebsd-src
console output: https://syzkaller.appspot.com/x/log.txt?x=1358f8e4580000
dashboard link: https://syzkaller.appspot.com/bug?extid=e18a17c4a5dabeb7ef76
userspace arch: i386

Unfortunately, I don't have any reproducer for this issue yet.

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+e18a17...@syzkaller.appspotmail.com

SYZFAIL: invalid kcov comp type
type=ffffffff814e0a5e (errno 4: Interrupted system call)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: invalid kcov comp type
type=ffffffff814e0a5e (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: invalid kcov comp type
type=ffffffff814e0a5e (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: invalid kcov comp type
type=ffffffff814e0a5e (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: too many calls in output
slot=64 (errno 1: Operation not permitted)
SYZFAIL: child failed
(errno 0: No error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=1 req=17 state=3 status=67 (errno 9: Bad file descriptor)
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800
if_delmulti_locked: detaching ifnet instance 0xfffffe005894b800


FreeBSD/amd64 (ci-freebsd-i386-4.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Feb 11 17:00:27 ci-freebsd-i386-4 login[751]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect


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