syzbot


SYZFAIL: dup2(NUM, kInPipeFd) failed (2)

Status: upstream: reported on 2025/05/12 06:00
Reported-by: syzbot+50f78babe0d069a8ed75@syzkaller.appspotmail.com
First crash: 43d, last: 21d
Similar bugs (1)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd SYZFAIL: dup2(NUM, kInPipeFd) failed syz 4 1277d 1295d 0/3 closed as invalid on 2021/12/26 09:22

Sample crash report:
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: dup2(0, kInPipeFd) failed
 (errno 9: Bad file descriptor)
SYZFAIL: repeatedly failed to execute the program
proc=8 req=3348 state=1 status=67 (errno 4: Interrupted system call)



OpenBSD/amd64 (Amnesiac) (tty00)

login: set $lines = 0
Password:
Login incorrect
login: show panic
Password:
Login incorrect
login: show registers
Password:
Login incorrect
login: ps
Password:
Login incorrect
show malloc
login: Password:
Login incorrect

Crashes (2):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/03 02:06 openbsd a42b3f6697ed a30356b7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/05/12 06:00 openbsd 1d7d4b26237d 77908e5f .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
* Struck through repros no longer work on HEAD.