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lost connection to test machine

Status: premoderation: reported C repro on 2022/10/05 10:32
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+525d5a7bb2c29270dc88@syzkaller.appspotmail.com
First crash: 1200d, last: 10m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/06/29 lts (merge base) 1c700860e8bc C [report] no output from test machine
2025/06/29 upstream (ToT) dfba48a70cb6 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 2960d never 0/2 closed as invalid on 2017/12/09 08:45
android-44 lost connection to test machine (3) -1 C 259 2942d 2959d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1074d 2472d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2235d 2469d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2235d 2469d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2991d 2990d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:lts -1 C 280415 2h53m 982d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 21109 58d 211d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 16381 43m 214d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2307d 2468d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2881d 2895d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 624962 now 1536d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2235d 2471d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2990d 2990d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2942d 2990d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 235d 2198d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2944328 now 2254d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2903d 2942d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2990d 2990d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 78802 21m 1045d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2942d 2990d 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 30296 2h20m 1045d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1075d 2473d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (371300):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/29 09:22 android13-5.15-lts 0d918fa8e88d fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 20:08 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 lost connection to test machine
2026/01/16 15:42 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 14:06 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 03:42 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 17:56 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 09:39 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 08:20 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/14 16:19 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/13 23:52 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/13 23:29 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/13 20:08 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/13 09:40 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/12 17:43 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/12 14:54 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/12 09:01 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/11 22:57 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/11 03:29 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/09 15:03 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/09 07:07 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/08 21:18 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/08 10:33 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/08 05:51 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/08 02:13 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 22:06 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 19:03 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 12:56 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 11:32 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 09:11 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/07 08:39 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 14:07 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 08:06 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 07:45 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 05:27 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 00:56 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/06 00:32 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 16:58 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 11:40 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 10:17 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 08:00 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 06:20 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/05 06:08 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/04 18:12 android13-5.15-lts 050dc55b0457 d6526ea3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2024/05/26 10:53 android13-5.15-lts 424f92bcbe8f a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2024/05/26 06:07 android13-5.15-lts 424f92bcbe8f a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 22:40 android13-5.15-lts 050dc55b0457 20d37d28 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 20:37 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 20:02 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 19:13 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 18:42 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 18:12 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 17:42 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 16:59 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 16:27 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 15:49 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 14:58 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 14:00 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 13:18 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 12:32 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 11:41 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 11:08 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 10:19 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 09:45 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 09:05 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 08:17 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 07:31 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 06:52 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 06:14 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 05:40 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 05:03 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 04:40 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 04:00 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 03:21 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/16 02:29 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 01:37 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 00:51 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/16 00:06 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 23:34 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 22:50 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 22:24 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 21:27 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 20:43 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 19:59 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 18:59 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 18:21 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 17:41 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/01/15 16:49 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/01/15 16:46 android13-5.15-lts 050dc55b0457 d6526ea3 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2022/10/05 10:03 android13-5.15-lts 4305285a3554 267e3bb1 .config console log info [disk image] [vmlinux] ci2-android-5-15 lost connection to test machine
2022/10/04 14:31 android13-5.15-lts 4305285a3554 eab8f949 .config console log info [disk image] [vmlinux] ci2-android-5-15 lost connection to test machine
* Struck through repros no longer work on HEAD.