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SYZFAIL: failed to recv rpc (4)

Status: upstream: reported on 2025/02/04 00:00
Reported-by: syzbot+19356c07c4238ce16195@syzkaller.appspotmail.com
First crash: 446d, last: 3h51m
▶ ▼ Similar bugs (3)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
openbsd SYZFAIL: failed to recv rpc -1 7436 556d 669d 0/3 closed as dup on 2024/07/09 04:06
openbsd SYZFAIL: failed to recv rpc (2) -1 14 556d 556d 0/3 closed as invalid on 2024/10/17 05:19
openbsd SYZFAIL: failed to recv rpc (3) -1 536 524d 556d 0/3 auto-obsoleted due to no activity on 2025/01/07 11:51

Sample crash report:
SYZFAIL: failed to recv rpc
fd=3 want=4 recv=0 n=0 (errno 32: Broken pipe)
login: 

OpenBSD/amd64 (ci-openbsd-setuid-6.us-central1-b.c.syzkaller.internal) (tty00)

login: uvn_flush: obj=0xfffffd806f2fb788, offset=0xdff000.  error during pageout.
uvn_flush: WARNING: changes to page may be lost!
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:

Crashes (2214):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/04/26 10:32 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 09:30 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: failed to recv rpc
2026/04/26 07:26 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 06:11 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 05:09 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 03:57 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 02:56 openbsd b39de7ad3f2c 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 00:42 openbsd 6c5f0280b621 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/26 00:36 openbsd 7da61030019e 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: failed to recv rpc
2026/04/25 22:35 openbsd 6c5f0280b621 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 15:40 openbsd 6c5f0280b621 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 12:07 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 10:25 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 08:50 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 07:11 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/25 02:24 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: failed to recv rpc
2026/04/25 01:05 openbsd 2f70c1a437bc 9c2d0995 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/24 10:36 openbsd 179a5728e367 9cfb3ca7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/24 05:03 openbsd 179a5728e367 9cfb3ca7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: failed to recv rpc
2026/04/24 04:17 openbsd 179a5728e367 9cfb3ca7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/24 01:06 openbsd 179a5728e367 9cfb3ca7 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 22:27 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 21:01 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 19:23 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 15:17 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 13:56 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 12:22 openbsd 7a2e62a4900c 4c3406dc .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: failed to recv rpc
2026/04/23 10:28 openbsd 18dcbfb1f230 b10da5ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 06:37 openbsd 18dcbfb1f230 b10da5ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/23 04:13 openbsd 18dcbfb1f230 b10da5ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 22:30 openbsd 3802f0c790f9 4595e353 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 19:24 openbsd 3802f0c790f9 4595e353 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 17:15 openbsd 3802f0c790f9 4595e353 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 14:44 openbsd 3802f0c790f9 4595e353 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-multicore SYZFAIL: failed to recv rpc
2026/04/22 03:42 openbsd 9a8e8d261fbe 0b6ab7ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 02:40 openbsd 9a8e8d261fbe 0b6ab7ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/22 01:06 openbsd 9a8e8d261fbe 0b6ab7ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 23:50 openbsd 9a8e8d261fbe 0b6ab7ec .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 21:48 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 20:36 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 20:06 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 19:04 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 17:50 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 16:39 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 15:23 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 12:27 openbsd 4470fcda88d1 9765efe0 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 04:18 openbsd 5ca82bba1a6e 1a086e7c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 02:11 openbsd 61290050a454 1a086e7c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/21 00:36 openbsd 61290050a454 1a086e7c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/20 22:34 openbsd 61290050a454 1a086e7c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2026/04/20 17:29 openbsd 61290050a454 1a086e7c .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-setuid SYZFAIL: failed to recv rpc
2025/02/03 16:03 openbsd db5d28f093d6 a21a8419 .config console log report [disk image] [bsd.gdb] [kernel image] ci-openbsd-main SYZFAIL: failed to recv rpc
* Struck through repros no longer work on HEAD.