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lost connection to test machine

Status: upstream: reported syz repro on 2023/03/08 14:43
Bug presence: origin:lts-only
[Documentation on labels]
Reported-by: syzbot+2848ce90a1090c236f33@syzkaller.appspotmail.com
First crash: 801d, last: 32m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2024/06/13 linux-6.1.y (ToT) ae9f2a70d69e C [report] INFO: rcu detected stall in corrupted
2024/06/13 upstream (ToT) 2ccbdf43d5e7 C Didn't crash
▶ ▼ Similar bugs (21)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 lost connection to test machine (2) 6 2717d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:upstream syz 220554 now 956d 0/2 premoderation: reported syz repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) C 259 2699d 2716d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine 56267 830d 2228d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) C 62294 1992d 2226d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) C 109581 1992d 2226d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine 79 2747d 2747d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream syz 178028 6m 738d 0/2 premoderation: reported syz repro on 2023/05/10 12:05
linux-4.4 lost connection to test machine 426 2063d 2224d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) C 1189 2637d 2651d 4/28 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine syz 387256 now 1292d 0/2 upstream: reported syz repro on 2021/11/02 11:48
android-414 lost connection to test machine C 23644 1991d 2228d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine C 8069 2747d 2747d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) C 15874 2698d 2747d 0/28 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine syz 131258 now 1954d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) C error 2176782 now 2010d 0/28 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) C 4251 2659d 2698d 4/28 fixed on 2018/02/04 23:45
upstream lost connection to test machine C 25017 2747d 2747d 0/28 closed as invalid on 2017/11/09 10:06
android-49 lost connection to test machine (2) C 2946 2699d 2747d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:upstream syz 24269 39m 801d 0/3 upstream: reported syz repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine 30440 831d 2229d 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 (55121):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/05/18 04:18 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 18:48 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 12:57 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 08:24 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/16 12:36 linux-6.1.y 02b72ccb5f9d cfde8269 .config syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 11:30 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/16 06:47 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/15 13:32 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/15 11:43 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/14 22:25 linux-6.1.y 02b72ccb5f9d a4fa04ef .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/14 10:52 linux-6.1.y 02b72ccb5f9d 7344edeb .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/14 10:22 linux-6.1.y 02b72ccb5f9d 7344edeb .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/14 04:56 linux-6.1.y 02b72ccb5f9d 7344edeb .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/14 03:47 linux-6.1.y 02b72ccb5f9d 7344edeb .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/13 10:25 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/13 09:05 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/13 07:46 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 23:24 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 21:42 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 12:29 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 11:37 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 05:48 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/12 00:22 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 23:37 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 23:09 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 17:49 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 17:13 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 15:49 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 07:52 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/11 02:57 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/10 15:34 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/10 11:12 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/10 06:10 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/10 01:05 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/08 18:29 linux-6.1.y ac7079a42ea5 dbf35fa1 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/08 12:56 linux-6.1.y ac7079a42ea5 dbf35fa1 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan 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
2025/05/18 00:15 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2025/05/16 09:09 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2025/05/13 04:17 linux-6.1.y 02b72ccb5f9d f6671af7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2025/05/10 20:54 linux-6.1.y 02b72ccb5f9d 77908e5f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 lost connection to test machine
2025/05/08 23:14 linux-6.1.y ac7079a42ea5 dbf35fa1 .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
2025/05/18 10:13 linux-6.1.y 325285d9fc86 f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/18 09:47 linux-6.1.y 325285d9fc86 f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/18 08:36 linux-6.1.y 325285d9fc86 f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/18 08:05 linux-6.1.y 325285d9fc86 f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/18 06:08 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/18 04:56 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/18 03:01 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/18 01:44 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 23:31 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 21:55 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 17:43 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 17:39 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 16:34 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 16:28 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 12:00 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 10:07 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 06:20 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 05:58 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/17 02:06 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/17 00:58 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 23:40 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 22:42 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 22:18 linux-6.1.y 02b72ccb5f9d f41472b0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 20:08 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 18:59 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 14:11 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 08:28 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 04:57 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 03:55 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 02:32 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 01:25 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/16 00:10 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 22:55 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 18:38 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 18:24 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 16:54 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 16:27 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 13:24 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 09:34 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 08:45 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 06:58 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan lost connection to test machine
2025/05/15 05:25 linux-6.1.y 02b72ccb5f9d d6b2ee52 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf lost connection to test machine
2025/05/16 08:30 linux-6.1.y 02b72ccb5f9d cfde8269 .config console log info [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.