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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: 906d, 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 2822d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 277556 now 1061d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2804d 2821d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 935d 2333d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2097d 2331d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2097d 2331d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2852d 2852d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:lts -1 C 216916 now 843d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 18057 now 73d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 5302 1h38m 75d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2169d 2329d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2742d 2756d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 481372 now 1397d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2096d 2333d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2852d 2852d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2803d 2852d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 96d 2059d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2483125 now 2115d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2764d 2803d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2852d 2852d 0/29 closed as invalid on 2017/11/09 10:06
android-49 lost connection to test machine (2) -1 C 2946 2804d 2852d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 27074 26m 906d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 936d 2334d 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 (64482):
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
2025/08/31 11:05 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/31 09:27 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/31 06:51 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 17:35 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 16:18 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 15:10 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 13:47 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 12:19 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 11:49 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 11:21 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 09:59 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 04:56 linux-6.1.y f89b6e15694c 807a3b61 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 17:35 linux-6.1.y f89b6e15694c 3e1beec6 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 15:47 linux-6.1.y f89b6e15694c 3e1beec6 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 07:23 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 06:35 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 05:51 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 04:39 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 02:14 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 00:47 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/28 23:37 linux-6.1.y f89b6e15694c d401b9d7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/28 12:52 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/28 09:26 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/28 05:13 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 23:12 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 22:31 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 17:47 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 15:23 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 14:41 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 09:05 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 02:48 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/27 02:09 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/26 23:08 linux-6.1.y 0bc96de781b4 e12e5ba4 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/26 15:15 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
2025/08/26 13:50 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
2025/08/26 12:28 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
2025/08/26 04:26 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 23:54 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 19:57 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
2025/08/25 19:21 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 17:45 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
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
2025/08/31 11:29 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/31 10:54 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/31 08:18 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/31 07:55 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/31 05:24 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/31 03:29 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/31 02:31 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/31 01:15 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 22:55 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 21:54 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 21:50 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 20:49 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 19:30 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 18:36 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 15:33 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 15:02 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 11:43 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 11:03 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 07:42 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 06:41 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 05:20 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 03:17 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/30 02:15 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/30 00:40 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 23:25 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 22:46 linux-6.1.y f89b6e15694c 807a3b61 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 20:42 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 18:42 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 13:23 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 13:15 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 12:07 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 10:55 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 10:19 linux-6.1.y f89b6e15694c 3e1beec6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 08:58 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/29 04:56 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 03:20 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/29 00:41 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/28 22:46 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/28 21:46 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/08/28 20:43 linux-6.1.y f89b6e15694c d401b9d7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/28 19:36 linux-6.1.y f89b6e15694c e12e5ba4 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/08/28 18:30 linux-6.1.y f89b6e15694c e12e5ba4 .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
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.