lost connection to test machine

Status: premoderation: reported C repro on 2022/10/05 10:32
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+525d5a7bb2c29270dc88@syzkaller.appspotmail.com
First crash: 1388d, last: 22m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/06/29 lts (merge base) 1c700860e8bc C [report] no output from test machine
2025/06/29 upstream (ToT) dfba48a70cb6 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 3148d never 0/2 closed as invalid on 2017/12/09 08:45
android-44 lost connection to test machine (3) -1 C 259 3130d 3147d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1261d 2660d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2423d 2657d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2423d 2657d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3178d 3178d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream -1 C 379848 28m 1170d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 85170 now 399d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 17132 1h24m 401d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2495d 2655d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 3068d 3083d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 873223 5m 1724d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2423d 2659d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 3178d 3178d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 3130d 3178d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 423d 2386d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 3132965 now 2442d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 3090d 3129d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 3178d 3178d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 80083 5h59m 1233d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 3130d 3178d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C done 30897 31m 1233d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1263d 2660d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (475574):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/04/02 08:02 android13-5.15-lts 7fad219d720d 0cb124d5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2025/06/29 09:22 android13-5.15-lts 0d918fa8e88d fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/06/09 20:20 android13-5.15-lts 30f5554a846e c36c07f6 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/05/26 19:26 android13-5.15-lts 8969ee93a483 a3e47276 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/05/10 22:40 android13-5.15-lts fbdcb39071da 29233ece .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/05/10 17:19 android13-5.15-lts fbdcb39071da 29233ece .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/17 21:41 android13-5.15-lts 7fad219d720d 24ecfc1e .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/16 07:29 android13-5.15-lts 7fad219d720d df15c5f3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 20:59 android13-5.15-lts 7fad219d720d c441f497 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 17:10 android13-5.15-lts 7fad219d720d c441f497 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 13:10 android13-5.15-lts 7fad219d720d c441f497 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 05:34 android13-5.15-lts 7fad219d720d e2e976a8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 05:03 android13-5.15-lts 7fad219d720d e2e976a8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/15 04:24 android13-5.15-lts 7fad219d720d e2e976a8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/14 13:47 android13-5.15-lts 7fad219d720d 362d1323 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/13 14:46 android13-5.15-lts 7fad219d720d 9530ccf9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/13 13:36 android13-5.15-lts 7fad219d720d 9530ccf9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/13 07:17 android13-5.15-lts 7fad219d720d 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/12 04:34 android13-5.15-lts 7fad219d720d 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/11 23:03 android13-5.15-lts 7fad219d720d 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/09 04:19 android13-5.15-lts 7fad219d720d 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/07 12:59 android13-5.15-lts 7fad219d720d 628666c6 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/06 19:59 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/05 20:20 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/05 19:27 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/05 02:38 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/04 16:48 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/04 14:38 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/04 14:18 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/03 23:57 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/03 21:38 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/03 09:53 android13-5.15-lts 7fad219d720d 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/04/02 14:34 android13-5.15-lts 7fad219d720d 91bc79b0 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 20:29 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 19:01 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 17:47 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 15:04 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 12:57 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 12:00 android13-5.15-lts 7fad219d720d aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/31 03:49 android13-5.15-lts 7fad219d720d d0af506e .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/30 00:46 android13-5.15-lts 7fad219d720d b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/29 15:15 android13-5.15-lts 7fad219d720d b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/03/29 08:27 android13-5.15-lts 7fad219d720d b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2024/05/26 10:53 android13-5.15-lts 424f92bcbe8f a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2024/05/26 06:07 android13-5.15-lts 424f92bcbe8f a10a183e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 15:40 android13-5.15-lts 61d896ee2a80 71a13572 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 14:25 android13-5.15-lts 61d896ee2a80 71a13572 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 14:22 android13-5.15-lts 61d896ee2a80 71a13572 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 13:09 android13-5.15-lts 61d896ee2a80 71a13572 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 12:03 android13-5.15-lts 61d896ee2a80 71a13572 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 11:28 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 10:07 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/23 09:58 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/23 08:52 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 07:47 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 06:46 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/23 04:44 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/23 04:40 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 03:37 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/23 02:34 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 01:50 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 01:07 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 00:57 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 00:21 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/23 00:20 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 23:14 android13-5.15-lts 61d896ee2a80 881ce5c2 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 22:28 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 21:42 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 21:07 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 20:24 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 20:09 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 19:31 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 19:27 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 18:23 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 18:16 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 17:12 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 16:23 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 16:03 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 15:57 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 15:00 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 14:42 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 13:40 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 13:17 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf lost connection to test machine
2026/07/22 13:00 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 12:41 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 12:32 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 11:32 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 11:32 android13-5.15-lts 61d896ee2a80 4a865b71 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/22 10:31 android13-5.15-lts 61d896ee2a80 b561ce9c .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/07/11 19:51 android13-5.15-lts 0a85a2bd13c2 d78ea535 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2022/10/05 10:03 android13-5.15-lts 4305285a3554 267e3bb1 .config console log info [disk image] [vmlinux] ci2-android-5-15 lost connection to test machine
2022/10/04 14:31 android13-5.15-lts 4305285a3554 eab8f949 .config console log info [disk image] [vmlinux] ci2-android-5-15 lost connection to test machine
* Struck through repros no longer work on HEAD.