syzbot


SYZFAIL: too much cover (3)

Status: upstream: reported on 2024/12/22 11:47
Reported-by: syzbot+b11eb71d8ff184881dba@syzkaller.appspotmail.com
First crash: 11d, last: 11d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd SYZFAIL: too much cover 2 1375d 1377d 0/2 auto-closed as invalid on 2021/06/27 03:59
freebsd SYZFAIL: too much cover (2) 120 979d 1036d 0/2 auto-closed as invalid on 2022/06/28 02:51

Sample crash report:
SYZFAIL: too much cover
cov=8388704 (errno 4: Interrupted system call)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=8388704 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=8388704 (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: 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=2 req=85 state=3 status=67 (errno 9: Bad file descriptor)
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800
if_delmulti_locked: detaching ifnet instance 0xfffffe0058785800


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
Dec 22 11:46:37 ci-freebsd-i386-4 login[748]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/12/22 11:46 freebsd-src 38b67578fb4b b4fbdbd4 console log report ci-freebsd-i386 SYZFAIL: too much cover
* Struck through repros no longer work on HEAD.