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lost connection to test machine

Status: premoderation: reported C repro on 2023/05/10 12:05
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+5c5482afaef9fefaf719@syzkaller.appspotmail.com
First crash: 785d, last: 6m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/06/28 lts (merge base) 58485ff1a74f C [report] KASAN: use-after-free Read in worker_thread
2025/06/28 upstream (ToT) aaf724ed6926 C Didn't crash
▶ ▼ Similar bugs (23)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 lost connection to test machine (2) 6 2763d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts C 244707 34m 1002d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) C 259 2745d 2762d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine 56267 876d 2274d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) C 62294 2038d 2272d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) C 109581 2038d 2272d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine 79 2793d 2793d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream C 4478 now 14d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream C 1206 30m 16d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine 426 2110d 2270d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) C 1189 2683d 2697d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine C 428485 5m 1339d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine C 23644 2038d 2274d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine C 8069 2793d 2793d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) C 15874 2745d 2793d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine syz 136755 37d 2000d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) C error 2306146 now 2057d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) C 4251 2705d 2744d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine C 25017 2793d 2793d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream C unreliable 59455 39m 847d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) C 2946 2745d 2793d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only C 25437 2h20m 847d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine 30440 878d 2275d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (195311):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/01 13:43 android14-6.1 a71768f6d036 6e83b42d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/30 04:57 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/30 01:11 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/29 21:31 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/29 21:22 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/29 17:37 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/27 21:40 android14-6.1 36d69f6a49eb 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/27 01:19 android14-6.1 36d69f6a49eb 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-6-1 lost connection to test machine
2025/07/03 10:17 android14-6.1 7011769d221c 115ceea7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 03:30 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 02:09 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/03 00:48 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/03 00:18 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 22:34 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 21:57 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 19:50 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 19:24 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 18:47 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 18:08 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 16:09 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 14:35 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 12:50 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 12:17 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 10:28 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 10:04 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 08:47 android14-6.1 7011769d221c bc80e4f0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 02:14 android14-6.1 7011769d221c 091a06cd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 00:14 android14-6.1 7011769d221c 091a06cd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 22:25 android14-6.1 7011769d221c 091a06cd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 20:36 android14-6.1 7011769d221c 091a06cd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 12:41 android14-6.1 a71768f6d036 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 10:27 android14-6.1 a71768f6d036 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 06:26 android14-6.1 1bf1aa362e6b 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 01:16 android14-6.1 1bf1aa362e6b 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 00:51 android14-6.1 1bf1aa362e6b 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 00:36 android14-6.1 1bf1aa362e6b 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/30 21:59 android14-6.1 1bf1aa362e6b 6e83b42d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/30 17:04 android14-6.1 1bf1aa362e6b fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/30 08:36 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/30 06:36 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/30 04:46 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/30 02:44 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/06/29 17:55 android14-6.1 36d69f6a49eb fc9d8ee5 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/02/13 02:32 android14-6.1 c93dcf3b5358 b27c2402 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2024/05/24 08:35 android14-6.1 0a5aada71cc9 8f98448e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/03 12:14 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 09:35 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 07:10 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 07:01 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 06:43 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 05:39 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 04:09 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 03:50 android14-6.1 7011769d221c 115ceea7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/03 02:18 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/03 01:48 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 23:59 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 23:52 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 21:53 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 21:08 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 20:06 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 18:07 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 17:18 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 15:52 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 14:51 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 13:53 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 10:53 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 09:59 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 06:33 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 06:30 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 05:30 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 04:04 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 03:50 android14-6.1 7011769d221c bc80e4f0 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/02 03:18 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/02 01:26 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 23:22 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 20:03 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 19:01 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 18:01 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 16:49 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 15:58 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 15:44 android14-6.1 7011769d221c 091a06cd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 12:56 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 12:39 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 11:20 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 08:47 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/07/01 08:27 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 07:01 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/07/01 06:45 android14-6.1 a71768f6d036 6e83b42d .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
* Struck through repros no longer work on HEAD.