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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: 991d, last: 19m
▶ ▼ 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 2969d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 376656 now 1208d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2951d 2968d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1083d 2481d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2244d 2478d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2244d 2478d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3000d 2999d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 21883 16m 220d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 16630 1d10h 223d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2316d 2476d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2890d 2904d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 636532 now 1545d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2244d 2480d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2999d 2999d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2951d 2999d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 244d 2207d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2964206 17m 2263d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2911d 2951d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2999d 2999d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 79053 1d05h 1054d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2951d 2999d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C done 30398 1d20h 1054d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1084d 2482d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (285576):
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
2026/01/25 10:37 android14-6.1 5b3c238664a9 40acda8a .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/22 14:26 android14-6.1 c298d33764cb a16aed1d .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/20 13:39 android14-6.1 1c6403722ffe 06648d9c .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/20 11:44 android14-6.1 1c6403722ffe 06648d9c .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/20 07:45 android14-6.1 37a76cbe8f87 572effc1 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/20 06:52 android14-6.1 37a76cbe8f87 572effc1 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/20 04:03 android14-6.1 37a76cbe8f87 572effc1 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/20 03:16 android14-6.1 37a76cbe8f87 572effc1 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 23:43 android14-6.1 37a76cbe8f87 572effc1 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 19:44 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 19:23 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 17:16 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 16:42 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/19 14:36 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/19 13:00 android14-6.1 37a76cbe8f87 a9fc5226 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/19 03:40 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/18 16:15 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 15:34 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 14:50 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/18 13:24 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 11:54 android14-6.1 37a76cbe8f87 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 08:29 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 07:37 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 07:17 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/18 05:44 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/17 23:37 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/17 19:56 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/17 17:57 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/17 04:30 android14-6.1 f8a5ad1fcf13 20d37d28 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/16 10:44 android14-6.1 bf8e7530ab29 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/16 10:16 android14-6.1 bf8e7530ab29 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/16 09:03 android14-6.1 bf8e7530ab29 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/16 08:53 android14-6.1 bf8e7530ab29 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/15 21:40 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/15 17:19 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/15 10:20 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/15 09:58 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/15 04:18 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/14 23:53 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/01/14 18:44 android14-6.1 2683d39c884b d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/14 13:18 android14-6.1 2683d39c884b d6526ea3 .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
2026/01/25 20:37 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 20:28 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 19:20 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 18:23 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 17:40 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 17:34 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 17:26 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 16:58 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 16:28 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 15:00 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 13:52 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 12:52 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 12:10 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 11:07 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 10:14 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 09:28 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 08:55 android14-6.1 5b3c238664a9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 08:11 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 07:55 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 07:06 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 06:32 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 05:49 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 05:04 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 04:18 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 03:47 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 03:19 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 02:38 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 02:29 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 02:05 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 01:26 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 00:48 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/25 00:38 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 23:37 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 23:25 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 22:25 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 21:27 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 20:29 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 19:46 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 18:43 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 17:47 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 17:36 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/24 16:34 android14-6.1 f282db65d7e9 40acda8a .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/01/22 02:05 android14-6.1 c298d33764cb 8fc37797 .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.