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: 461d, last: 5h50m
▶ ▼ 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 3208d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 syz, C 501245 8m 1446d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 syz, C 259 3189d 3207d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1321d 2719d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 syz, C 62294 2482d 2717d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 syz, C 109581 2482d 2716d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3238d 3237d 0/2 closed as invalid on 2017/11/09 08:47
android-6-1 lost connection to test machine origin:upstream -1 syz, C 401281 now 1229d 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 94934 now 458d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-4.4 lost connection to test machine -1 426 2554d 2715d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 syz, C 1189 3128d 3142d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 syz, C 942318 now 1783d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 syz, C 23644 2482d 2719d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 syz, C 8069 3237d 3237d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 syz, C 15874 3189d 3237d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 482d 2445d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 syz, C error 3171911 now 2501d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 syz, C 4251 3150d 3189d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 syz, C 25017 3237d 3237d 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 80986 17h30m 1292d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 syz, C 2946 3189d 3237d 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 31181 2d00h 1292d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1322d 2720d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (17325):
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
2026/09/20 22:05 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/20 11:53 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/18 18:03 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/18 15:21 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/18 14:56 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/18 12:29 linux-6.6.y 79643295eba1 853b104b .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/16 01:58 linux-6.6.y 79643295eba1 2daa4bb5 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/15 00:23 linux-6.6.y 79643295eba1 81a27d1a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/14 21:42 linux-6.6.y 79643295eba1 81a27d1a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/14 20:26 linux-6.6.y 79643295eba1 81a27d1a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/14 19:15 linux-6.6.y 79643295eba1 81a27d1a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/14 19:15 linux-6.6.y 79643295eba1 81a27d1a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/14 09:03 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/14 07:58 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/13 08:20 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/13 04:10 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/13 03:33 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/12 18:31 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/12 01:00 linux-6.6.y 8b73de7da85f 70a60e12 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/11 21:31 linux-6.6.y 8b73de7da85f b6a5eeb7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/11 20:07 linux-6.6.y 8b73de7da85f b6a5eeb7 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/11 10:26 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/10 14:21 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/10 13:44 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/10 13:36 linux-6.6.y 8b73de7da85f 1fe56c0a .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/09 12:34 linux-6.6.y 8b73de7da85f 8387c273 .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/08 15:42 linux-6.6.y 8b73de7da85f 243b72f1 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/08 13:47 linux-6.6.y 8b73de7da85f 680aa3e1 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/05 20:22 linux-6.6.y 8b73de7da85f 4f7b22a0 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/04 10:02 linux-6.6.y 8b73de7da85f f65209a4 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/04 09:53 linux-6.6.y 8b73de7da85f f65209a4 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/03 15:05 linux-6.6.y 8b73de7da85f 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/03 12:52 linux-6.6.y 8b73de7da85f 6a988719 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/02 14:40 linux-6.6.y a4a971135a2f 85995287 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/09/02 04:19 linux-6.6.y a4a971135a2f 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/01 15:56 linux-6.6.y a4a971135a2f 587f6b29 .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/09/01 14:46 linux-6.6.y a4a971135a2f 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/31 21:11 linux-6.6.y a4a971135a2f 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/31 19:41 linux-6.6.y a4a971135a2f 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/30 04:09 linux-6.6.y a4a971135a2f 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/29 21:54 linux-6.6.y a4a971135a2f 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/28 08:13 linux-6.6.y a4a971135a2f e2fa417d .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/08/28 08:13 linux-6.6.y a4a971135a2f e2fa417d .config console log [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/28 02:50 linux-6.6.y 93e0c9521fa8 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan-perf lost connection to test machine
2026/08/27 23:58 linux-6.6.y 93e0c9521fa8 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-6-kasan lost connection to test machine
2026/08/27 22:43 linux-6.6.y 93e0c9521fa8 69a01293 .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.