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: 1485d, last: 13m
▶ ▼ 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 3246d never 0/2 closed as invalid on 2017/12/09 08:45
android-44 lost connection to test machine (3) -1 syz, C 259 3228d 3245d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1359d 2757d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 syz, C 62294 2521d 2755d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 syz, C 109581 2521d 2755d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3276d 3276d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream -1 syz, C 411568 15m 1267d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 syz, C 103100 now 497d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 syz, C 17500 14h26m 499d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2593d 2753d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 syz, C 1189 3166d 3180d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 syz, C 977628 now 1821d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 syz, C 23644 2520d 2757d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 syz, C 8069 3276d 3276d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 syz, C 15874 3227d 3276d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 520d 2483d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 syz, C error 3199157 now 2539d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 syz, C 4251 3188d 3227d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 syz, C 25017 3276d 3276d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 syz, C unreliable 81221 4h23m 1330d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 syz, C 2946 3228d 3276d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 syz, C done 31313 5h09m 1330d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1360d 2758d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (514778):
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
2026/09/15 12:27 android13-5.15-lts 5bfe2b8c1439 81a27d1a .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/08/28 03:29 android13-5.15-lts 54850912d011 69a01293 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/08/23 03:45 android13-5.15-lts dd960aad97f0 1e72964b .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/08/22 08:46 android13-5.15-lts dd960aad97f0 1e72964b .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/08/07 06:29 android13-5.15-lts b885b84af7a2 c38879ea .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/08/05 11:58 android13-5.15-lts b885b84af7a2 52aa2820 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-android-5-15 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
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
2026/10/29 10:46 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 09:34 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 08:07 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 07:24 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 06:11 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 04:54 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 04:17 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 03:21 android13-5.15-lts 2316d138a3c3 b1d00f76 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 02:40 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 01:49 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 01:14 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/29 00:16 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 23:38 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 22:50 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 22:22 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 21:08 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 21:05 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 19:54 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 19:37 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 18:33 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 17:19 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 16:22 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 14:54 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 13:56 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 12:46 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 11:50 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 11:45 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 10:43 android13-5.15-lts 2316d138a3c3 858db2ec .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 09:58 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 09:50 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 08:47 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 08:32 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 07:31 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 07:20 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 06:20 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 05:56 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 04:50 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 03:46 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 03:24 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 02:23 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 01:57 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/28 00:54 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/27 23:55 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/27 23:35 android13-5.15-lts 2316d138a3c3 96923c60 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15 lost connection to test machine
2026/10/20 17:03 android13-5.15-lts 86eefba284ca df8746fb .config console log info [disk image] [vmlinux] [kernel image] ci2-android-5-15-perf 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.