SYZFAIL: handshake read failed

Status: upstream: reported syz repro on 2021/03/02 23:17
Reported-by: syzbot+08bd1f10f9605b8bccd6@syzkaller.appspotmail.com
First crash: 1991d, last: 478d
▶ ▼ Similar bugs (4)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-5-15 SYZFAIL: handshake read failed -1 1 591d 591d 0/2 auto-obsoleted due to no activity on 2025/04/01 11:17
android-5-10 SYZFAIL: handshake read failed -1 1 662d 662d 0/2 auto-obsoleted due to no activity on 2025/01/20 07:56
linux-4.19 SYZFAIL: handshake read failed -1 syz error 23 1787d 1994d 0/1 upstream: reported syz repro on 2021/02/28 15:23
linux-4.14 SYZFAIL: handshake read failed -1 syz error 10 1595d 1986d 0/1 upstream: reported syz repro on 2021/03/08 03:24
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2026/07/26 18:53 16m retest repro android12-5.4 error
2026/06/29 17:42 15m retest repro android12-5.4 error
2026/06/29 17:42 19m retest repro android12-5.4 error
2026/06/29 17:42 18m retest repro android12-5.4 error
2026/06/29 17:42 21m retest repro android12-5.4 error
2026/06/09 00:14 16m retest repro android12-5.4 error
2026/05/16 19:46 16m retest repro android12-5.4 error
2026/04/15 22:52 14m retest repro android12-5.4 error
2026/04/02 00:45 32m retest repro android12-5.4 error
2026/04/02 00:45 40m retest repro android12-5.4 error

Sample crash report:
2021/08/08 15:17:27 executor failed 11 times: executor 0: exit status 67
SYZFAIL: handshake read failed
read=-1 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

SYZFAIL: handshake read failed
read=-1 (errno 9: Bad file descriptor)
SYZFAIL: child failed
 (errno 0: Success)
loop exited with status 67

Crashes (16):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/08/08 15:21 android12-5.4 306607c78507 6972b106 .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/06/02 18:38 android12-5.4 114add618c71 0740de69 .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/05/03 08:55 android12-5.4 70d6cf06760d 77e2b668 .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/27 05:43 android12-5.4 7af03784d889 a8529b82 .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/26 07:46 android12-5.4 e38d280ef670 6a383ecf .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/10 11:15 android12-5.4 b092a8e0c5e3 26967e35 .config console log report syz ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/08/08 14:04 android12-5.4 306607c78507 6972b106 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/06/14 02:07 android12-5.4 a663daf77f54 1ba81399 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/05/02 06:48 android12-5.4 a50424773496 77e2b668 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/04/21 19:41 android12-5.4 a5631d493c29 95777977 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/04/11 12:07 android12-5.4 94535fb224d4 6a81331a .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/04/06 13:12 android12-5.4 0c3abaa2a3bc 6a81331a .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/27 04:37 android12-5.4 7af03784d889 a8529b82 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/26 05:13 android12-5.4 e38d280ef670 6a383ecf .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/25 23:08 android12-5.4 e38d280ef670 6a383ecf .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
2021/03/02 23:16 android12-5.4 5aa479507289 e5b64d68 .config console log report info ci2-android-5-4-kasan SYZFAIL: handshake read failed
* Struck through repros no longer work on HEAD.