no output from test machine

Status: upstream: reported C repro on 2023/03/10 16:35
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+996e631e1c76d963febe@syzkaller.appspotmail.com
First crash: 1268d, last: 5m
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2023/06/17 linux-6.1.y (ToT) ca87e77a2ef8 C [report] INFO: rcu detected stall in corrupted
2023/05/03 upstream (ToT) 348551ddaf31 C [report] KASAN: slab-use-after-free Write in enqueue_timer
2023/06/17 upstream (ToT) 1b29d271614a C Didn't crash
▶ ▼ Similar bugs (16)
Kernel Title Rank 🛈 Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream no output from test machine (2) prio:high -1 syz, C done 2457633 now 3186d 0/29 moderation: reported C repro on 2017/12/09 10:34
android-49 no output from test machine -1 syz, C 4071 3216d 3216d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2461d 2695d 0/2 public: reported C repro on 2019/04/14 00:00
linux-6.6 no output from test machine origin:upstream -1 syz, C 14951 5h29m 439d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2460d 2698d 0/3 public: reported C repro on 2019/04/10 16:04
android-6-1 no output from test machine origin:upstream missing-backport -1 syz, C error 56149 6d02h 1206d 0/2 premoderation: reported C repro on 2023/05/11 13:21
linux-5.15 no output from test machine missing-backport origin:upstream -1 syz, C done 26491 4h29m 1264d 0/3 upstream: reported C repro on 2023/03/15 03:10
upstream no output from test machine -1 syz, C 25143 3216d 3216d 0/29 closed as invalid on 2017/11/09 10:06
linux-4.19 no output from test machine f2fs ext4 -1 syz, C 47618 1272d 2697d 0/1 upstream: reported C repro on 2019/04/11 15:08
android-5-10 no output from test machine ext4 -1 syz, C error 138775 7m 1762d 0/2 upstream: reported C repro on 2021/11/02 11:48
android-6-12 no output from test machine (2) origin:lts -1 syz, C 4272 13m 220d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 283d 437d 0/1 auto-obsoleted due to no activity on 2026/01/08 17:52
android-5-15 no output from test machine f2fs ext4 origin:upstream missing-backport -1 syz, C error 79841 now 1425d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2461d 2697d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 461d 2423d 0/2 upstream: reported C repro on 2020/01/10 17:08
linux-4.14 no output from test machine nilfs2 -1 syz, C 40559 1273d 2697d 0/1 upstream: reported C repro on 2019/04/12 02:22
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2023/11/02 20:16 6h14m fix candidate upstream OK (1) job log
Crashes (41632):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/10 17:28 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 15:03 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 12:53 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/10 10:32 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/09 20:38 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/09 17:25 linux-6.1.y e4f7d8be268e 5d63f80b .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/02 18:59 linux-6.1.y fb28aa725e05 e611ffe1 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/07/26 21:22 linux-6.1.y dc5c83b7f5f8 492bab15 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/05/28 23:15 linux-6.1.y dcbcab9d7079 681715f7 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/04/10 13:53 linux-6.1.y 1989cd3d56e2 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/03/27 12:19 linux-6.1.y 1989cd3d56e2 766b6434 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/02/07 17:32 linux-6.1.y 0182cb5b74ee f20fc9f9 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/02/02 05:00 linux-6.1.y cd9b81672742 6b8752f2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/01/12 15:03 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/01/11 10:38 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/11 02:14 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro #1] [mounted in repro #2 (corrupt fs)] ci2-linux-6-1-kasan no output from test machine
2026/01/10 17:48 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 23:49 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 15:37 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/09 00:18 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/07 13:19 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-6-1-kasan no output from test machine
2026/01/03 05:55 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2023/05/01 00:04 linux-6.1.y ca1c9012c941 62df2017 .config console log syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/07/28 23:20 linux-6.1.y dc5c83b7f5f8 edc8a875 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/03/21 20:29 linux-6.1.y f2ddafa93a25 5b92003d .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/02/08 19:01 linux-6.1.y 0182cb5b74ee 4c131dc4 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/16 08:55 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/14 00:46 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/13 07:53 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/13 05:01 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/12 16:32 linux-6.1.y bec0e10ee67e d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/10 19:25 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/07 20:48 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/06 13:05 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/05 05:03 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/05 02:01 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/03 21:34 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/03 01:40 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/01/02 20:25 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2023/03/10 16:35 linux-6.1.y 8a923980a190 5205ef30 .config console log syz C [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/02/21 22:37 linux-6.1.y 779f9571ac3e 6e7b5511 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/01/03 18:41 linux-6.1.y 50cbba13faa2 d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/30 10:49 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 09:41 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/30 08:37 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/30 07:39 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 05:29 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 04:14 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 02:33 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 01:27 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/30 00:10 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 20:16 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/29 18:29 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 17:08 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/29 16:08 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/29 14:11 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 10:58 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/29 09:34 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 09:03 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 05:58 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 04:52 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 03:00 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/29 01:34 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 22:36 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 21:35 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/28 20:27 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 20:16 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 15:59 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 14:52 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 13:03 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 10:37 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 09:55 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 08:55 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 07:10 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/28 05:31 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 04:30 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 02:58 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 01:34 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/28 00:29 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/27 23:29 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-perf no output from test machine
2026/08/27 22:24 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/27 21:10 linux-6.1.y 79a9660d699e 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan no output from test machine
2026/08/30 12:24 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/29 22:29 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/29 22:24 linux-6.1.y d64a499eea6b 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
2026/08/28 17:04 linux-6.1.y d64a499eea6b e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-6-1-kasan-arm64 no output from test machine
* Struck through repros no longer work on HEAD.