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lost connection to test machine

Status: premoderation: reported C repro on 2023/05/10 12:05
Bug presence: origin:upstream
[Documentation on labels]
Reported-by: syzbot+5c5482afaef9fefaf719@syzkaller.appspotmail.com
First crash: 1133d, last: 6m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2026/02/16 lts (merge base) e50b81c50fcb C [report] lost connection to test machine
2026/02/16 upstream (ToT) 26a4cfaff82a C [report] lost connection to 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 3111d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 454163 6m 1350d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 3093d 3110d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1224d 2623d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2386d 2620d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2386d 2620d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 3142d 3141d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 70263 now 362d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 17027 17m 365d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2458d 2618d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 3032d 3046d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 831354 now 1687d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2386d 2622d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 3141d 3141d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 3093d 3141d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 386d 2349d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 3103616 now 2405d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 3053d 3093d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 3141d 3141d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 79904 23m 1196d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 3093d 3141d 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 30773 2d15h 1196d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1226d 2623d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (359546):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/04/14 10:02 android14-6.1 ef75da414d7b 1a086e7c .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/11 22:46 android14-6.1 4a2a41bddacb 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/11 18:04 android14-6.1 4a2a41bddacb 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/08 22:49 android14-6.1 579335f6f57f d9b7f621 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/05 23:48 android14-6.1 9ab204675a62 4440e7c2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/04 07:30 android14-6.1 9ab204675a62 4440e7c2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/29 03:07 android14-6.1 1c08e57193aa b5ceaad2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/02/14 18:15 android14-6.1 edbe3e111301 1e62d198 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/16 03:58 android14-6.1 98d5d8f31585 df15c5f3 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/15 03:33 android14-6.1 98d5d8f31585 e2e976a8 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/12 03:02 android14-6.1 4a2a41bddacb 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/12 01:32 android14-6.1 4a2a41bddacb 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/11 14:36 android14-6.1 4a2a41bddacb 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/11 13:35 android14-6.1 4a2a41bddacb 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/11 05:31 android14-6.1 4a2a41bddacb 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/09 13:02 android14-6.1 a0f30a943e32 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/09 10:25 android14-6.1 a0f30a943e32 38c8e246 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/09 01:05 android14-6.1 579335f6f57f d9b7f621 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/08 06:01 android14-6.1 0a2e62b2578f 2c961e87 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/06 19:29 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/06 08:38 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/06 08:18 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/05 10:22 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/05 02:50 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/04 16:38 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/04 12:37 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/04 01:19 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/03 23:40 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/03 22:27 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/03 16:57 android14-6.1 9ab204675a62 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/03 07:54 android14-6.1 b5e515a3e6a7 4440e7c2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/02 09:02 android14-6.1 b2d89e99c0ec 0cb124d5 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/02 05:30 android14-6.1 b2d89e99c0ec 0cb124d5 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/04/01 09:07 android14-6.1 0796816f4de6 fb8b2c26 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/31 16:42 android14-6.1 f5931d57f029 aeea1c72 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/30 20:22 android14-6.1 1c08e57193aa dcaebc52 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/30 19:53 android14-6.1 1c08e57193aa dcaebc52 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/30 05:36 android14-6.1 1c08e57193aa b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/30 02:42 android14-6.1 1c08e57193aa b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/29 23:36 android14-6.1 1c08e57193aa b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/29 15:35 android14-6.1 1c08e57193aa b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/29 12:06 android14-6.1 1c08e57193aa b5ceaad2 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/03/28 11:54 android14-6.1 340d91616269 356bdfc9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2024/05/24 08:35 android14-6.1 0a5aada71cc9 8f98448e .config console log syz [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/06/16 18:13 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 17:16 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 17:16 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 16:01 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 15:47 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 14:46 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 14:43 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 13:26 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 12:55 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 12:26 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 11:18 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 10:40 android14-6.1 f17c14b8ada7 a3998659 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 09:51 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 09:08 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 08:23 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 07:47 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 07:00 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 06:09 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 05:37 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 05:19 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 04:18 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 03:31 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 02:42 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 02:02 android14-6.1 f17c14b8ada7 50bb0618 .config console log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 01:07 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 00:28 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/16 00:20 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 23:30 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 23:16 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 22:55 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 21:47 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 21:22 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 21:15 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 20:12 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 19:44 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 17:57 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 16:45 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 15:09 android14-6.1 f17c14b8ada7 50bb0618 .config console log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2026/06/15 13:58 android14-6.1 f17c14b8ada7 50bb0618 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 12:58 android14-6.1 f17c14b8ada7 1d2f3589 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 12:21 android14-6.1 f17c14b8ada7 1d2f3589 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 11:46 android14-6.1 f17c14b8ada7 1d2f3589 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/15 11:04 android14-6.1 f17c14b8ada7 1d2f3589 .config console log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2026/06/12 06:06 android14-6.1 bf32db543281 e93da63e .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/06/27 21:40 android14-6.1 36d69f6a49eb 803ce19b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
* Struck through repros no longer work on HEAD.