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lost connection to test machine

Status: upstream: reported syz repro on 2023/03/08 15:21
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+6e407b94010a7183c1bc@syzkaller.appspotmail.com
First crash: 835d, last: 4h04m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2024/06/13 upstream (ToT) 2ccbdf43d5e7 C [report] lost connection to test machine
▶ ▼ Similar bugs (23)
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
android-44 lost connection to test machine (2) 6 2750d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:upstream syz 238931 now 989d 0/2 premoderation: reported syz repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) C 259 2732d 2750d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine 56267 864d 2262d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) C 62294 2025d 2260d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) C 109581 2025d 2259d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine 79 2781d 2780d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream syz 191196 14m 772d 0/2 premoderation: reported syz repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:upstream syz 957 42m 1d19h 0/1 premoderation: reported syz repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream syz 319 now 4d08h 0/2 upstream: reported syz repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine 426 2097d 2258d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) C 1189 2671d 2685d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine syz 418386 5m 1326d 0/2 upstream: reported syz repro on 2021/11/02 11:48
android-414 lost connection to test machine C 23644 2025d 2262d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine C 8069 2780d 2780d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) C 15874 2732d 2780d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine syz 136755 25d 1988d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) C error 2268516 now 2044d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) C 4251 2693d 2732d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine C 25017 2780d 2780d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:lts-only syz unreliable 58073 12m 835d 0/3 upstream: reported syz repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) C 2946 2732d 2780d 0/3 closed as invalid on 2017/12/27 12:57
linux-4.19 lost connection to test machine 30440 865d 2263d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (25067):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/06/20 11:56 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/20 03:26 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 23:14 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 20:15 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 17:23 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 15:32 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 11:07 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/18 10:12 linux-5.15.y 1c700860e8bc e77fae15 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/18 05:50 linux-5.15.y 1c700860e8bc e77fae15 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 10:10 linux-5.15.y 1c700860e8bc cfebc887 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 07:38 linux-5.15.y 1c700860e8bc cfebc887 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 00:16 linux-5.15.y 1c700860e8bc d1716036 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/16 10:06 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/16 08:55 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/15 16:44 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/15 14:52 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/15 12:25 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/15 03:46 linux-5.15.y 1c700860e8bc 5f4b362d .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/14 14:52 linux-5.15.y 1c700860e8bc 0e8da31f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/14 12:15 linux-5.15.y 1c700860e8bc 0e8da31f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/14 05:54 linux-5.15.y 1c700860e8bc 0e8da31f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/13 13:53 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/13 08:46 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/13 08:43 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci2-linux-5-15-kasan lost connection to test machine
2025/06/13 06:55 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/13 04:08 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/12 17:31 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/11 10:41 linux-5.15.y 1c700860e8bc 5d7e17ca .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/11 09:27 linux-5.15.y 1c700860e8bc 5d7e17ca .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/11 00:17 linux-5.15.y 1c700860e8bc 5d7e17ca .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/10 21:25 linux-5.15.y 1c700860e8bc 5d7e17ca .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/09 21:12 linux-5.15.y 1c700860e8bc 4826c28e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/09 07:08 linux-5.15.y 1c700860e8bc 4826c28e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/06/13 05:50 linux-5.15.y c61bd26ae81a 2aa5052f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/20 10:47 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/20 10:16 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/19 17:52 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/17 16:13 linux-5.15.y 1c700860e8bc cfebc887 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/16 23:04 linux-5.15.y 1c700860e8bc d1716036 .config console log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (clean fs)] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/13 17:31 linux-5.15.y 1c700860e8bc 98683f8f .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/11 14:35 linux-5.15.y 1c700860e8bc 5d7e17ca .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/10 13:50 linux-5.15.y 1c700860e8bc 4826c28e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/10 10:35 linux-5.15.y 1c700860e8bc 4826c28e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2024/05/30 05:46 linux-5.15.y c61bd26ae81a 34889ee3 .config syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2024/05/30 03:52 linux-5.15.y c61bd26ae81a 34889ee3 .config syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/29 17:55 linux-5.15.y c61bd26ae81a 34889ee3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2024/05/29 17:32 linux-5.15.y c61bd26ae81a 34889ee3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/29 14:48 linux-5.15.y c61bd26ae81a 34889ee3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/28 22:44 linux-5.15.y c61bd26ae81a 34889ee3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/27 20:21 linux-5.15.y c61bd26ae81a 761766e6 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/27 05:29 linux-5.15.y c61bd26ae81a a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/27 01:15 linux-5.15.y c61bd26ae81a a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/25 03:35 linux-5.15.y 83655231580b a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/24 06:08 linux-5.15.y 83655231580b 8f98448e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/24 04:11 linux-5.15.y 83655231580b 8f98448e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2024/05/28 15:48 linux-5.15.y c61bd26ae81a f550015e .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2024/05/26 21:54 linux-5.15.y c61bd26ae81a a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2025/06/20 21:25 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 19:31 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 17:38 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 16:13 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 15:34 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 14:21 linux-5.15.y 1c700860e8bc 804b3919 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/20 07:28 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 19:09 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/19 10:45 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/19 08:29 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/19 05:51 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/19 02:25 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/19 00:23 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/18 14:19 linux-5.15.y 1c700860e8bc ed3e87f7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/18 13:11 linux-5.15.y 1c700860e8bc ca631f70 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/18 05:27 linux-5.15.y 1c700860e8bc e77fae15 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/18 00:44 linux-5.15.y 1c700860e8bc e77fae15 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 22:43 linux-5.15.y 1c700860e8bc e77fae15 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 21:19 linux-5.15.y 1c700860e8bc e77fae15 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/17 19:45 linux-5.15.y 1c700860e8bc e77fae15 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 18:40 linux-5.15.y 1c700860e8bc cfebc887 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 18:21 linux-5.15.y 1c700860e8bc cfebc887 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 09:39 linux-5.15.y 1c700860e8bc cfebc887 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/17 05:36 linux-5.15.y 1c700860e8bc cfebc887 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/17 04:06 linux-5.15.y 1c700860e8bc cfebc887 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/16 22:36 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 21:21 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 21:10 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 20:07 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 17:05 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 01:35 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/15 23:57 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/15 22:56 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/15 07:57 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/15 03:32 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 23:56 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 22:52 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 17:35 linux-5.15.y 1c700860e8bc 5f4b362d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/14 07:33 linux-5.15.y 1c700860e8bc 0e8da31f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 04:19 linux-5.15.y 1c700860e8bc 0e8da31f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 03:01 linux-5.15.y 1c700860e8bc 0e8da31f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/14 01:56 linux-5.15.y 1c700860e8bc 0e8da31f .config console log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/14 00:49 linux-5.15.y 1c700860e8bc 0e8da31f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf lost connection to test machine
2025/06/13 18:53 linux-5.15.y 1c700860e8bc 98683f8f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
2025/06/16 13:26 linux-5.15.y 1c700860e8bc d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 lost connection to test machine
2023/03/08 15:21 linux-5.15.y d9b4a0c83a2d 4fc6d98d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan lost connection to test machine
* Struck through repros no longer work on HEAD.