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lost connection to test machine

Status: upstream: reported C repro on 2023/03/08 14:43
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+2848ce90a1090c236f33@syzkaller.appspotmail.com
First crash: 900d, last: now
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2025/06/28 upstream (ToT) aaf724ed6926 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 2816d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 273736 now 1054d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2797d 2815d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 929d 2327d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2090d 2325d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2090d 2324d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2846d 2845d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:lts -1 C 214113 now 837d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 17182 7m 67d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 4996 1h48m 69d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2162d 2323d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2736d 2750d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 475422 now 1391d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2090d 2327d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2845d 2845d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2797d 2845d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 90d 2053d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2462631 now 2109d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2758d 2797d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2845d 2845d 0/29 closed as invalid on 2017/11/09 10:06
android-49 lost connection to test machine (2) -1 C 2946 2797d 2845d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 26847 13m 900d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 930d 2328d 0/1 upstream: reported on 2019/04/10 19:39
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2024/06/19 11:16 7h28m fix candidate upstream OK (1) job log
Crashes (64009):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/27 19:10 linux-6.1.y 7e69c33e4858 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/06/26 23:15 linux-6.1.y 58485ff1a74f 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/25 06:22 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/25 04:44 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/25 04:08 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/25 01:56 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 23:06 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 18:17 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 15:34 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 13:25 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 12:15 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 11:34 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 10:23 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 09:23 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 08:51 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 06:41 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 03:05 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 01:30 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 21:15 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 18:46 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 16:45 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 14:18 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 09:45 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 09:08 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 08:05 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 06:56 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 05:30 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 00:04 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 22:25 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 17:57 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 14:34 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 12:24 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 10:02 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 23:34 linux-6.1.y 0bc96de781b4 3e79b825 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 21:02 linux-6.1.y 0bc96de781b4 3e79b825 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 17:05 linux-6.1.y 0bc96de781b4 3e79b825 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 12:57 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 10:27 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 07:17 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 05:27 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 03:19 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 00:11 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/20 18:30 linux-6.1.y 0bc96de781b4 0b9605c8 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/20 13:14 linux-6.1.y 0bc96de781b4 79512909 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/20 11:14 linux-6.1.y 0bc96de781b4 79512909 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2024/06/12 16:08 linux-6.1.y ae9f2a70d69e f815599d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2024/05/30 04:17 linux-6.1.y 88690811da69 34889ee3 .config syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 02:13 linux-6.1.y 0bc96de781b4 bf27483f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2024/05/30 05:36 linux-6.1.y 88690811da69 34889ee3 .config syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/25 05:04 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/25 01:17 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/25 00:07 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/24 22:16 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 21:08 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 19:27 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 16:57 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/24 13:51 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/24 08:17 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/24 08:16 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/24 01:03 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/24 00:01 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 23:36 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 22:15 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 20:06 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 17:48 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 17:46 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 13:46 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/23 12:45 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 12:27 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 11:04 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 09:03 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 05:43 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/23 04:54 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 19:52 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 18:29 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 16:01 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 09:23 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 08:36 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 07:22 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 06:16 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 05:15 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/22 03:47 linux-6.1.y 0bc96de781b4 bf27483f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 02:43 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 22:07 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/21 22:02 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/21 19:55 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/21 18:30 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/21 18:16 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/21 16:51 linux-6.1.y 0bc96de781b4 3e79b825 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/06/28 09:08 linux-6.1.y 7e69c33e4858 fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/22 11:08 linux-6.1.y 0bc96de781b4 bf27483f .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2023/03/08 14:43 linux-6.1.y 42616e0f09fb d2b00170 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
* Struck through repros no longer work on HEAD.