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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: 1119d, 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 2879d never 0/2 closed as invalid on 2017/12/09 08:45
android-44 lost connection to test machine (3) -1 C 259 2861d 2878d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 992d 2391d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2154d 2388d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2154d 2388d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2909d 2909d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:lts -1 C 240717 7m 901d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 20262 2h47m 130d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 9526 11m 133d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2226d 2386d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2800d 2814d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 535479 5m 1455d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2154d 2390d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2909d 2909d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2861d 2909d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 154d 2117d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2662131 now 2173d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2821d 2861d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2909d 2909d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 70933 now 964d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2861d 2909d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 28496 20m 964d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 994d 2391d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (309617):
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
2025/10/27 16:10 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 09:34 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 06:53 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 06:02 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 05:54 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 05:23 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 04:33 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 02:45 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 02:26 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-5-15 lost connection to test machine
2025/10/27 01:54 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 22:42 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 19:07 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 18:23 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 16:14 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 15:24 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 14:55 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 13:46 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 12:34 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 08:54 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 08:54 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 08:23 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 06:31 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 06:20 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 05:36 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 04:27 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 04:05 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 03:42 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 01:54 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 22:56 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 22:32 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 20:12 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 18:13 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 17:12 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 15:20 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 09:32 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 07:19 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 05:50 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/25 05:21 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 04:09 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/25 02:23 android13-5.15-lts 1edb21e89ce4 c0460fcd .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/18 14:34 android13-5.15-lts bce84c40a40b 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 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
2025/10/27 17:50 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 17:40 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 16:14 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 15:26 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 13:53 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 12:34 android13-5.15-lts 1edb21e89ce4 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 12:07 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 11:31 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 10:41 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 10:02 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 09:26 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 08:49 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 08:04 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 07:38 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 06:58 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 06:28 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 06:20 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 06:04 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 04:15 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 03:23 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 02:41 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/27 01:22 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 01:17 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/27 00:17 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 23:21 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 22:35 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 21:34 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 21:29 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 20:25 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 19:40 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 18:48 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 17:30 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 16:36 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 15:56 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 15:15 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 14:27 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 14:03 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 12:48 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 11:50 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2025/10/26 10:53 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 10:12 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 09:28 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/10/26 08:58 android13-5.15-lts 1edb21e89ce4 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf 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.