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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: 860d, last: 12m
▶ ▼ 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 2838d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 287127 now 1077d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2820d 2837d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 951d 2350d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2113d 2347d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2113d 2347d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2869d 2868d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 18469 1h59m 89d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 6372 1h20m 92d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2185d 2345d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2759d 2773d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 498183 now 1414d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2113d 2349d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2868d 2868d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2820d 2868d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 113d 2076d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2534118 now 2132d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2780d 2820d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2868d 2868d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 66602 now 923d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2820d 2868d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 27530 55m 923d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 953d 2350d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (225042):
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
2025/09/16 16:31 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 14:01 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 13:36 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 11:15 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 09:07 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 07:25 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 05:46 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-6-1 lost connection to test machine
2025/09/16 04:58 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 04:58 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 04:41 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 01:59 android14-6.1 77259d2668d7 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 22:31 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 21:55 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 19:05 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 18:32 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 18:25 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 18:04 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 17:42 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 14:55 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 13:38 android14-6.1 876f660de856 e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 09:04 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 07:26 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 05:12 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 02:24 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 01:25 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 01:17 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 00:31 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 00:30 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/14 22:54 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/14 21:54 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 20:59 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 20:30 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/14 19:04 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 18:42 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 14:34 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 14:04 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 11:25 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 08:58 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 07:47 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 05:57 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/14 02:38 android14-6.1 0429b7af308c e2beed91 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/04 21:24 android14-6.1 65affddf72ba d291dd2d .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 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
2025/09/16 18:45 android14-6.1 532c452095b9 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 16:49 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 15:58 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 15:18 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 14:37 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 14:02 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/16 13:36 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 12:59 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 12:18 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 12:18 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 10:51 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 09:32 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 08:43 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 06:10 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 04:53 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 04:23 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 03:16 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 03:14 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 02:04 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/16 00:59 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 23:50 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 23:26 android14-6.1 77259d2668d7 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 22:37 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 21:24 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 20:29 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 19:49 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 16:55 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 15:40 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 14:52 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 13:36 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 12:12 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 10:22 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 09:54 android14-6.1 876f660de856 e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 09:20 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 08:40 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 07:45 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 06:57 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 06:14 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 05:29 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 05:01 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/09/15 04:10 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/09/15 03:40 android14-6.1 0429b7af308c e2beed91 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
* Struck through repros no longer work on HEAD.