syzbot


SYZFAIL: dup2(NUM, kInPipeFd) failed (3)

Status: upstream: reported on 2025/10/07 17:19
Reported-by: syzbot+a73ea427ebc56414cc94@syzkaller.appspotmail.com
First crash: 8d01h, last: 2d10h
Similar bugs (2)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd SYZFAIL: dup2(NUM, kInPipeFd) failed -1 syz 4 1390d 1408d 0/3 closed as invalid on 2021/12/26 09:22
openbsd SYZFAIL: dup2(NUM, kInPipeFd) failed (2) -1 2 134d 156d 0/3 auto-obsoleted due to no activity on 2025/09/01 02:07

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=599 state=1 status=67 (errno 4: Interrupted system call)



OpenBSD/amd64 (JCVhCXVZk*ee$&s	MuH) (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
machine ddbcpu 0
login: Password:

Crashes (103):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/10/13 08:25 openbsd 13656af3a292 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/13 00:37 openbsd d388a6109664 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 23:03 openbsd d388a6109664 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 18:58 openbsd d388a6109664 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 07:38 openbsd 514aadd59570 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 05:32 openbsd 514aadd59570 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 03:23 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/12 02:15 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 21:44 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 20:13 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 18:43 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 17:33 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 15:48 openbsd ba3be980ae71 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 14:30 openbsd 4cb29f8dafd8 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 10:43 openbsd 4cb29f8dafd8 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 08:49 openbsd 4cb29f8dafd8 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 04:18 openbsd 4cb29f8dafd8 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 01:49 openbsd 4cb29f8dafd8 ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/11 01:02 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 23:20 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 21:30 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 19:30 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 17:11 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 15:26 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 12:39 openbsd 24a0c7ef0cff ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 11:37 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 07:04 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 05:55 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 00:59 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 00:46 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/10 00:01 openbsd f02b280c025a ff1712fe .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 15:46 openbsd d147d1032c49 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 15:05 openbsd d147d1032c49 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 13:18 openbsd d147d1032c49 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 12:38 openbsd d147d1032c49 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 11:50 openbsd 42468faed836 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 11:01 openbsd 42468faed836 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 07:57 openbsd 42468faed836 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 03:31 openbsd 42468faed836 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/09 01:29 openbsd 42468faed836 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/08 16:22 openbsd b8b7e987f417 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/08 12:20 openbsd b8b7e987f417 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/08 10:19 openbsd b8b7e987f417 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/08 09:58 openbsd a66c1d641baa 7e2882b3 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: dup2(NUM, kInPipeFd) failed
2025/10/07 17:18 openbsd f079c6652b3a 8ef35d49 .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.