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lost connection to test machine

Status: upstream: reported C repro on 2025/06/16 17:10
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+4305e0b617aee2c36ebc@syzkaller.appspotmail.com
First crash: 135d, last: 1h10m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2025/06/30 upstream (ToT) d0b3b7b22dfa C [report] no output from test machine
▶ ▼ 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 2882d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 311329 now 1120d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2863d 2881d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 995d 2393d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2156d 2391d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2157d 2390d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2912d 2911d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:lts -1 C 241427 7m 903d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 20383 now 133d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-4.4 lost connection to test machine -1 426 2228d 2389d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2802d 2816d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 538481 now 1457d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2156d 2393d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2911d 2911d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2863d 2911d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 156d 2119d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2670406 now 2175d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2824d 2863d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2911d 2911d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 71323 20m 966d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2864d 2911d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 28566 3h16m 966d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 996d 2394d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (9660):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/29 21:50 linux-6.6.y 3f5b4c104b7d fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/06/27 03:20 linux-6.6.y 6282921b6825 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/30 06:52 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/30 06:18 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/30 05:48 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/30 03:30 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/30 01:56 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/30 00:19 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 20:55 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 19:49 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 18:09 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 12:06 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 10:51 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 09:48 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 08:28 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 04:12 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 02:56 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 00:27 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 00:18 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 23:07 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 21:22 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 19:49 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 19:21 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 17:24 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 15:11 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 13:51 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 12:26 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 11:15 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/28 11:13 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 09:33 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 04:08 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 02:46 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 00:42 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 20:04 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 19:01 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 16:24 linux-6.6.y 4a243110dc88 fd2207e7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 08:36 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 08:29 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 06:41 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 04:12 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 02:53 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 01:44 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 01:03 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 00:29 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/26 21:23 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 19:35 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/26 18:32 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/26 17:44 linux-6.6.y 4a243110dc88 c0460fcd .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/06/17 19:03 linux-6.6.y c2603c511feb cfebc887 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/30 02:58 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/30 00:16 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 23:01 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 22:28 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 19:10 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 17:11 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 16:10 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 15:15 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 14:13 linux-6.6.y e5bbb12db2c7 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/29 09:28 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 08:16 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 08:12 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 06:43 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 05:34 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/29 00:33 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 22:34 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 16:50 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/28 15:35 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/28 15:08 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/28 07:55 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 23:20 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/27 22:28 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 20:04 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 17:29 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 17:25 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 15:39 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 14:38 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 13:38 linux-6.6.y 4a243110dc88 fd2207e7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 12:03 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 08:19 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 06:44 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 05:52 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/27 00:24 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 22:23 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/26 20:59 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 17:00 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 16:58 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 15:15 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 09:22 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 07:30 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/26 00:50 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/25 20:01 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/25 19:35 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/10/25 16:50 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/10/25 13:45 linux-6.6.y 4a243110dc88 c0460fcd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/06/16 17:09 linux-6.6.y c2603c511feb d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
* Struck through repros no longer work on HEAD.