syzbot


SYZFAIL: too much cover (3)

Status: upstream: reported on 2024/12/22 11:47
Reported-by: syzbot+b11eb71d8ff184881dba@syzkaller.appspotmail.com
First crash: 94d, last: 13d
Similar bugs (2)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
freebsd SYZFAIL: too much cover 2 1459d 1460d 0/2 auto-closed as invalid on 2021/06/27 03:59
freebsd SYZFAIL: too much cover (2) 120 1063d 1120d 0/2 auto-closed as invalid on 2022/06/28 02:51

Sample crash report:
SYZFAIL: too much cover
cov=1864135 (errno 4: Interrupted system call)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: too much cover
cov=1864135 (errno 1: Operation not permitted)
SYZFAIL: child failed
 (errno 0: No error: 0)
SYZFAIL: repeatedly failed to execute the program
proc=3 req=21 state=3 status=67 (errno 9: Bad file descriptor)
if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000


FreeBSD/amd64 (ci-freebsd-i386-1.us-central1-b.c.syzkaller.internal) (ttyu0)

login: set $lines = 0
Password:
Login incorrect
login: show registers
Password:if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000
if_delmulti_locked: detaching ifnet instance 0xfffffe0059efb000

Login incorrect
login: ps
Mar 14 01:47:32 ci-freebsd-i386-1 login[748]: 2 LOGIN FAILURES ON ttyu0
Password:
Login incorrect
login: show malloc
Password:
Login incorrect

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/03/14 01:47 freebsd-src f402078d0956 e2826670 console log report ci-freebsd-i386 SYZFAIL: too much cover
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.