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lost connection to test machine

Status: premoderation: reported C repro on 2023/05/10 12:05
Bug presence: origin:lts
[Documentation on labels]
Reported-by: syzbot+5c5482afaef9fefaf719@syzkaller.appspotmail.com
First crash: 909d, last: 22m
▶ ▼ Bug presence (2)
Date Name Commit Repro Result
2025/06/28 lts (merge base) 58485ff1a74f C [report] KASAN: use-after-free Read in worker_thread
2025/06/28 upstream (ToT) aaf724ed6926 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 2888d never 0/2 closed as invalid on 2017/12/09 08:45
android-5-15 lost connection to test machine origin:lts -1 C 314583 12m 1127d 0/2 premoderation: reported C repro on 2022/10/05 10:32
android-44 lost connection to test machine (3) -1 C 259 2870d 2887d 0/2 closed as invalid on 2017/12/27 12:57
linux-4.14 lost connection to test machine -1 56267 1001d 2399d 0/1 upstream: reported on 2019/04/11 15:39
android-44 lost connection to test machine (4) -1 C 62294 2163d 2397d 0/2 public: reported C repro on 2019/04/14 00:00
android-49 lost connection to test machine (3) -1 C 109581 2163d 2397d 0/3 public: reported C repro on 2019/04/14 08:51
android-44 lost connection to test machine -1 79 2918d 2918d 0/2 closed as invalid on 2017/11/09 08:47
android-6-12 lost connection to test machine origin:downstream -1 C 20889 1h14m 139d 0/1 premoderation: reported C repro on 2025/06/19 05:52
linux-6.6 lost connection to test machine origin:upstream -1 C 10165 26m 141d 0/2 upstream: reported C repro on 2025/06/16 17:10
linux-4.4 lost connection to test machine -1 426 2235d 2395d 0/1 auto-closed as invalid on 2019/12/22 11:26
upstream lost connection to test machine (4) -1 C 1189 2808d 2822d 4/29 fixed on 2018/02/26 20:04
android-5-10 lost connection to test machine -1 C 544318 8m 1463d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-414 lost connection to test machine -1 C 23644 2162d 2399d 0/1 public: reported C repro on 2019/04/12 00:01
android-49 lost connection to test machine -1 C 8069 2918d 2918d 0/3 closed as invalid on 2017/11/09 10:06
upstream lost connection to test machine (2) -1 C 15874 2869d 2918d 0/29 closed as invalid on 2017/12/27 12:57
android-54 lost connection to test machine -1 syz 136755 162d 2125d 0/2 upstream: reported syz repro on 2020/01/10 15:22
upstream lost connection to test machine (5) -1 C error 2690921 now 2181d 0/29 moderation: reported C repro on 2019/11/15 12:45
upstream lost connection to test machine (3) -1 C 4251 2830d 2869d 4/29 fixed on 2018/02/04 23:45
upstream lost connection to test machine -1 C 25017 2918d 2918d 0/29 closed as invalid on 2017/11/09 10:06
linux-6.1 lost connection to test machine origin:upstream -1 C unreliable 72073 now 972d 0/3 upstream: reported C repro on 2023/03/08 14:43
android-49 lost connection to test machine (2) -1 C 2946 2870d 2918d 0/3 closed as invalid on 2017/12/27 12:57
linux-5.15 lost connection to test machine origin:lts-only -1 C 28704 3h18m 972d 0/3 upstream: reported C repro on 2023/03/08 15:21
linux-4.19 lost connection to test machine -1 30440 1002d 2400d 0/1 upstream: reported on 2019/04/10 19:39
Crashes (243741):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2025/07/21 06:24 android14-6.1 145c7fad733f 7117feec .config console log syz / log C [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
2025/11/05 05:10 android14-6.1 616b19ad1f68 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 04:00 android14-6.1 616b19ad1f68 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 02:18 android14-6.1 616b19ad1f68 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 20:02 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 11:28 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 09:36 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 08:51 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 04:39 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 03:59 android14-6.1 bcb587495e56 686bf657 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 19:10 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 16:11 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 14:20 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 13:42 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 12:25 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 11:14 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 10:50 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 09:14 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 08:42 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 08:39 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 08:04 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 06:42 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 05:12 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 03:31 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 03:02 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 01:15 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/02 23:33 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/02 23:21 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 22:13 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 21:43 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 20:37 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 18:50 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 14:03 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 13:11 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 08:50 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/02 08:13 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 05:42 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 04:31 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] [mounted in repro (corrupt fs)] ci2-android-6-1 lost connection to test machine
2025/11/02 04:05 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/02 03:54 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/02 02:56 android14-6.1 3e2aa22eb7df 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/10/31 01:52 android14-6.1 64f5109443a1 2c50b6a9 .config strace log syz / log [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf 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
2025/11/05 11:14 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 11:01 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 09:44 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 09:41 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 06:42 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/05 06:40 android14-6.1 616b19ad1f68 a6c9c731 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 05:37 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/05 05:15 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/05 05:00 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/05 03:56 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 22:43 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 21:11 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 20:30 android14-6.1 616b19ad1f68 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 19:41 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 19:41 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 18:40 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 18:39 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 17:36 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 16:35 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 15:55 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 14:39 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 13:39 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 13:14 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 12:13 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 11:43 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 10:47 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 08:49 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 07:29 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 06:22 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 05:25 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 04:31 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 03:42 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 02:37 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/04 02:24 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/04 01:03 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 23:56 android14-6.1 bcb587495e56 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 22:40 android14-6.1 3e2aa22eb7df 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 22:34 android14-6.1 3e2aa22eb7df 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 21:26 android14-6.1 3e2aa22eb7df 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 20:14 android14-6.1 3e2aa22eb7df 686bf657 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 19:34 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1-perf lost connection to test machine
2025/11/03 18:54 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
2025/11/03 18:13 android14-6.1 3e2aa22eb7df 2c50b6a9 .config console log info [disk image] [vmlinux] [kernel image] ci2-android-6-1 lost connection to test machine
* Struck through repros no longer work on HEAD.