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lost connection to test machine

Status: upstream: reported C repro on 2025/06/16 17:10
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+4305e0b617aee2c36ebc@syzkaller.appspotmail.com
First crash: 394d, last: 2h24m
▶ ▼ Bug presence (1)
Date Name Commit Repro Result
2025/06/30 upstream (ToT) d0b3b7b22dfa C [report] no output from test machine
▶ ▼ 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 3140d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 470335 now 1379d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 3122d 3139d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1254d 2652d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2415d 2649d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2415d 2649d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3171d 3170d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream -1 C 374720 now 1162d 0/2 premoderation: reported C repro on 2023/05/10 12:05
android-6-12 lost connection to test machine origin:downstream -1 C 82557 5m 391d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-4.4 lost connection to test machine -1 426 2487d 2647d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 3061d 3075d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 861299 now 1716d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2415d 2651d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 3170d 3170d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 3122d 3170d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 415d 2378d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 3127868 now 2434d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 3082d 3122d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 3170d 3170d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 80029 16h59m 1225d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 3122d 3170d 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 30870 3h47m 1225d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1255d 2653d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (17111):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/01/08 02:05 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-linux-6-6-kasan lost connection to test machine
2025/06/29 21:50 linux-6.6.y 3f5b4c104b7d fc9d8ee5 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/06/27 03:20 linux-6.6.y 6282921b6825 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/20 07:41 linux-6.6.y cbb31f77b879 572effc1 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/19 17:33 linux-6.6.y cbb31f77b879 a9fc5226 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/19 14:15 linux-6.6.y cbb31f77b879 a9fc5226 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/19 04:06 linux-6.6.y cbb31f77b879 20d37d28 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/18 12:51 linux-6.6.y cbb31f77b879 20d37d28 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/18 05:01 linux-6.6.y cbb31f77b879 20d37d28 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/17 02:51 linux-6.6.y c596736dadab 20d37d28 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/16 20:54 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/16 19:01 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/16 11:14 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/16 02:27 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/16 01:48 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/15 20:10 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/15 00:57 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/14 13:28 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/14 08:50 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/13 18:47 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/01/13 14:00 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/13 06:13 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/13 04:34 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/12 16:02 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/12 09:47 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/12 08:34 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/12 06:05 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/12 01:17 linux-6.6.y c596736dadab d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/11 02:42 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/10 18:40 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/09 18:16 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/09 16:54 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/08 19:55 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/08 10:02 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/07 16:21 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/07 14:57 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/07 13:50 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/01/07 12:46 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/07 10:52 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/01/06 21:53 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/06 18:11 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/01/05 22:53 linux-6.6.y 5fa4793a2d2d d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2025/06/17 19:03 linux-6.6.y c2603c511feb cfebc887 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/15 19:21 linux-6.6.y da47cbc25466 a4ed0f4f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/15 16:53 linux-6.6.y da47cbc25466 a4ed0f4f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/15 12:33 linux-6.6.y da47cbc25466 a4ed0f4f .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/15 04:17 linux-6.6.y da47cbc25466 2130f682 .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/14 19:21 linux-6.6.y da47cbc25466 2130f682 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/14 17:56 linux-6.6.y da47cbc25466 2130f682 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/13 22:23 linux-6.6.y da47cbc25466 cc4833d0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/12 21:44 linux-6.6.y da47cbc25466 d78ea535 .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/12 09:46 linux-6.6.y da47cbc25466 d78ea535 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/12 06:10 linux-6.6.y da47cbc25466 d78ea535 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/10 06:03 linux-6.6.y da47cbc25466 4167ee25 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/10 04:44 linux-6.6.y da47cbc25466 4167ee25 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/09 21:49 linux-6.6.y da47cbc25466 a0c310a3 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/09 18:36 linux-6.6.y da47cbc25466 a0c310a3 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/09 01:59 linux-6.6.y da47cbc25466 b9f1ceaa .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/07 21:49 linux-6.6.y da47cbc25466 76cdc0c0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/07 20:31 linux-6.6.y da47cbc25466 76cdc0c0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/07 15:48 linux-6.6.y da47cbc25466 76cdc0c0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/07 15:47 linux-6.6.y da47cbc25466 76cdc0c0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/04 10:22 linux-6.6.y d1cfde2d5d15 fcece630 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/02 19:09 linux-6.6.y d1cfde2d5d15 2b70b115 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/07/01 19:45 linux-6.6.y d1cfde2d5d15 27192279 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/01 08:37 linux-6.6.y d1cfde2d5d15 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/07/01 05:51 linux-6.6.y d1cfde2d5d15 00a5cf1c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/30 16:20 linux-6.6.y d1cfde2d5d15 00e8b0fd .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/30 01:47 linux-6.6.y d1cfde2d5d15 fff8d0a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/29 21:55 linux-6.6.y d1cfde2d5d15 6a0c72dc .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/29 16:51 linux-6.6.y d1cfde2d5d15 6a0c72dc .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/29 06:45 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/29 05:22 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/29 01:26 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/28 16:37 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/28 05:09 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/27 21:18 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/27 20:00 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/26 21:55 linux-6.6.y d1cfde2d5d15 fb92f11c .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/26 11:32 linux-6.6.y d1cfde2d5d15 7ff32d8b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/26 04:26 linux-6.6.y d1cfde2d5d15 7ff32d8b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/25 10:39 linux-6.6.y d1cfde2d5d15 cfa969bf .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/25 00:02 linux-6.6.y d1cfde2d5d15 302586aa .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/24 18:12 linux-6.6.y d1cfde2d5d15 302586aa .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/06/22 20:41 linux-6.6.y d1cfde2d5d15 5a630be6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/06/22 19:26 linux-6.6.y d1cfde2d5d15 5a630be6 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2025/06/16 17:09 linux-6.6.y c2603c511feb d1716036 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
* Struck through repros no longer work on HEAD.