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lost connection to test machine

Status: premoderation: reported C repro on 2023/05/10 12:05
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+5c5482afaef9fefaf719@syzkaller.appspotmail.com
First crash: 896d, last: 14m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/06/28 lts (merge base) 58485ff1a74f C [report] KASAN: use-after-free Read in worker_thread
2025/06/28 upstream (ToT) aaf724ed6926 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 2874d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 307244 now 1113d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2856d 2873d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 987d 2385d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2149d 2383d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2149d 2383d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2904d 2904d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 20205 now 125d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 9155 1h00m 127d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2221d 2381d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2794d 2808d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 529949 now 1450d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2149d 2385d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2904d 2904d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2856d 2904d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 148d 2111d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2645065 now 2167d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2816d 2855d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2904d 2904d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 70324 now 958d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2856d 2904d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 28380 8m 958d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 988d 2386d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (238233):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/21 06:24 android14-6.1 145c7fad733f 7117feec .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/27 21:40 android14-6.1 36d69f6a49eb 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 11:18 android14-6.1 22c0b7236c43 252fbbad .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 10:31 android14-6.1 22c0b7236c43 252fbbad .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 09:56 android14-6.1 22c0b7236c43 252fbbad .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 01:53 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 00:50 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 00:36 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 00:12 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 18:38 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 15:46 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 15:45 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 13:45 android14-6.1 22c0b7236c43 9832ed61 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 23:50 android14-6.1 22c0b7236c43 d422939c .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/20 19:35 android14-6.1 22c0b7236c43 d422939c .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 12:39 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 10:56 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 10:12 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 08:27 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 06:44 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 05:12 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 02:35 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 02:17 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/20 01:44 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 23:43 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 22:17 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 20:48 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 19:43 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 14:37 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 12:47 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 11:59 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-6-1 lost connection to test machine
2025/10/19 11:12 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 08:07 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 06:57 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 04:47 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 03:44 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 03:30 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/19 00:49 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/19 00:12 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/18 21:09 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/18 20:11 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/18 18:22 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/18 17:25 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/18 17:05 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/18 12:19 android14-6.1 22c0b7236c43 1c8c8cd8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/17 00:06 android14-6.1 24be8a7dde14 19568248 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2024/05/24 08:35 android14-6.1 0a5aada71cc9 8f98448e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 09:49 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 09:30 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 08:28 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 06:51 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 05:14 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 05:11 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/22 03:57 android14-6.1 22c0b7236c43 252fbbad .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 02:55 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 02:53 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/22 00:48 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 23:27 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 23:07 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 22:05 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 22:03 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 20:55 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 19:54 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 18:57 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 18:26 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 17:25 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 16:51 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 15:48 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 15:25 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 14:24 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 13:41 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 12:35 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 12:17 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 11:16 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 10:53 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 09:50 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 09:10 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 08:41 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 08:28 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/10/21 07:25 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 07:19 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 07:12 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 07:06 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 07:01 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:56 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:50 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:43 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:38 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:32 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/21 06:26 android14-6.1 22c0b7236c43 9832ed61 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
* Struck through repros no longer work on HEAD.