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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: 902d, last: 8m
▶ ▼ 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 Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 lost connection to test machine (2) -1 6 2880d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 310162 now 1119d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2862d 2879d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 994d 2392d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2155d 2389d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2155d 2389d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2911d 2910d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 20281 13m 131d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 9571 13m 134d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2227d 2387d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2801d 2815d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 536497 now 1456d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2155d 2391d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2910d 2910d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2862d 2910d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 155d 2118d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2665519 now 2174d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2822d 2862d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2910d 2910d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 71095 now 965d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2862d 2910d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 28524 9m 965d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 995d 2393d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (240922):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/21 06:24 android14-6.1 145c7fad733f 7117feec .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
2025/10/28 19:46 android14-6.1 7ca912bfce3d fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 18:00 android14-6.1 7ca912bfce3d fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 09:38 android14-6.1 09edd78523f0 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 06:23 android14-6.1 09edd78523f0 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 04:13 android14-6.1 09edd78523f0 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 02:52 android14-6.1 09edd78523f0 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 20:21 android14-6.1 22c0b7236c43 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 19:35 android14-6.1 22c0b7236c43 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 19:12 android14-6.1 22c0b7236c43 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 05:34 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 14:53 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 14:44 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 14:21 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 13:50 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 13:03 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 12:23 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 11:01 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 11:00 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 10:36 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 09:40 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 08:51 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 07:43 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/26 07:12 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 05:10 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/26 04:39 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/25 23:52 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/25 18:27 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/25 07:00 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/25 05:01 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/25 02:49 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/24 19:27 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/24 16:09 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/24 12:27 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/24 11:13 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/24 10:49 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/24 09:51 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/24 04:36 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/23 22:41 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/23 22:24 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/23 21:27 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/23 19:53 android14-6.1 22c0b7236c43 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/17 00:06 android14-6.1 24be8a7dde14 19568248 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf 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
2025/10/28 19:54 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 19:32 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 18:26 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 17:43 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 16:30 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 14:25 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 13:07 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 10:47 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 10:41 android14-6.1 7ca912bfce3d fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/28 09:41 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 09:20 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 08:19 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 07:17 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 05:59 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 05:14 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 04:09 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 04:04 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 02:38 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/28 01:29 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 22:08 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 20:58 android14-6.1 09edd78523f0 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 19:05 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 18:23 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 17:20 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 17:10 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 17:02 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 16:55 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 16:48 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 16:42 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 16:36 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 16:22 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 16:22 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 14:49 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 14:45 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 13:08 android14-6.1 22c0b7236c43 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 12:18 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 11:31 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 10:50 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 09:56 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 09:26 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/27 08:51 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/27 08:15 android14-6.1 22c0b7236c43 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
* Struck through repros no longer work on HEAD.