no output from test machine

Status: upstream: reported C repro on 2023/03/15 03:10
Bug presence: origin:upstream
Labels: missing-backport
[Documentation on labels]
Reported-by: syzbot+dadf14ee15379d6c93bd@syzkaller.appspotmail.com
First crash: 1266d, last: 11m
Fix commit to backport (bisect log) :
tree: upstream
commit fb6f20ecb121cef4d7946f834a6ee867c4e21b4a
Author: Jan Kara <jack@suse.cz>
Date: Thu Oct 17 10:28:23 2024 +0000

  reiserfs: The last commit

  
▶ ▼ Bug presence (3)
Date Name Commit Repro Result
2024/12/13 linux-5.15.y (ToT) 0a51d2d4527b C [report] INFO: task hung in deactivate_super
2023/05/03 upstream (ToT) 348551ddaf31 C [report] INFO: task hung in deactivate_super
2024/12/13 upstream (ToT) eefa7a9c0699 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 2462146 now 3188d 0/29 moderation: reported C repro on 2017/12/09 10:34
linux-6.1 no output from test machine origin:upstream missing-backport -1 syz, C unreliable 41725 53m 1271d 0/3 upstream: reported C repro on 2023/03/10 16:35
android-49 no output from test machine -1 syz, C 4071 3218d 3218d 0/3 closed as invalid on 2017/11/09 10:06
android-44 no output from test machine -1 syz, C 26196 2463d 2697d 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 15050 50m 442d 0/2 upstream: reported C repro on 2025/06/16 15:39
android-49 no output from test machine (2) -1 syz, C 117634 2463d 2701d 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 8d08h 1209d 0/2 premoderation: reported C repro on 2023/05/11 13:21
upstream no output from test machine -1 syz, C 25143 3218d 3218d 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 1275d 2700d 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 139497 now 1764d 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 4433 1h43m 223d 0/1 premoderation: reported C repro on 2026/01/21 13:41
android-6-12 no output from test machine -1 syz, C 2041 286d 439d 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 80238 15m 1427d 0/2 premoderation: reported C repro on 2022/10/05 11:25
android-414 no output from test machine -1 syz, C 39537 2463d 2699d 0/1 public: reported C repro on 2019/04/12 00:01
android-54 no output from test machine -1 syz, C 35133 463d 2426d 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 1275d 2699d 0/1 upstream: reported C repro on 2019/04/12 02:22
▶ ▼ Fix bisection attempts (1)
Created Duration User Patch Repo Result
2025/03/09 10:14 6h24m fix candidate upstream OK (1) job log
Crashes (26542):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2026/08/29 11:19 linux-5.15.y 28c35638ec51 2f52988a .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/12 07:50 linux-5.15.y aabd761612db f8d35649 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/04 09:50 linux-5.15.y 6e2fd6534337 9451e17e .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/02 10:04 linux-5.15.y 6e2fd6534337 e611ffe1 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/07/31 22:12 linux-5.15.y 6e2fd6534337 7664cf44 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/07/26 22:54 linux-5.15.y 674f684f7c61 492bab15 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/07/22 17:21 linux-5.15.y c86c4726e7f0 4a865b71 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/06/05 03:43 linux-5.15.y dc027a595035 197909be .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/05/24 09:04 linux-5.15.y 241d66fa280c c69befb3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/04/11 01:42 linux-5.15.y 91d48252ad4b 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/04/10 13:11 linux-5.15.y 91d48252ad4b 38c8e246 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/03/19 06:14 linux-5.15.y 91d48252ad4b 0199f9a1 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/03/18 23:54 linux-5.15.y 91d48252ad4b 0199f9a1 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/03/18 01:18 linux-5.15.y 91d48252ad4b c8810548 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/03/07 20:07 linux-5.15.y 91d48252ad4b 5cb44a80 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/03/01 20:00 linux-5.15.y 3330a8d33e08 43249bac .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/02/06 01:20 linux-5.15.y 9eec9a14ee10 f03c4191 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/02/02 06:58 linux-5.15.y 9eec9a14ee10 6b8752f2 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/01/15 10:34 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/01/11 10:39 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/01/10 11:12 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/01/07 17:21 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/01/04 09:26 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/12/21 02:10 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/12/10 11:38 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/12/06 21:49 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/12/06 17:39 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/12/05 13:51 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/12/04 02:50 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/11/30 17:54 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/11/30 14:36 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/11/27 19:48 linux-5.15.y cc5ec8769306 d6526ea3 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/11/24 08:24 linux-5.15.y cc5ec8769306 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2025/11/24 06:33 linux-5.15.y cc5ec8769306 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/11/24 01:22 linux-5.15.y cc5ec8769306 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/11/23 00:32 linux-5.15.y cc5ec8769306 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/11/22 21:29 linux-5.15.y cc5ec8769306 4fb8ef37 .config console log syz / log C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2023/04/01 20:50 linux-5.15.y c957cbb87315 f325deb0 .config console log syz C [disk image] [vmlinux] [kernel image] [mounted in repro] ci2-linux-5-15-kasan no output from test machine
2023/03/16 01:09 linux-5.15.y 2ddbd0f967b3 18b58603 .config console log syz C [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 no output from test machine
2026/08/06 11:50 linux-5.15.y 6e2fd6534337 cd5b1963 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/01/16 16:54 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/12/07 09:57 linux-5.15.y 68efe5a6c16a d6526ea3 .config console log syz / log [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/09/01 19:10 linux-5.15.y 28c35638ec51 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/09/01 18:50 linux-5.15.y 28c35638ec51 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/09/01 17:21 linux-5.15.y 28c35638ec51 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/09/01 15:55 linux-5.15.y 28c35638ec51 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/09/01 14:43 linux-5.15.y 28c35638ec51 587f6b29 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/09/01 06:11 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/09/01 04:46 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/09/01 03:17 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/09/01 01:12 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 23:27 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 23:08 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 21:34 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/31 19:05 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/31 17:44 linux-5.15.y 28c35638ec51 316d9396 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 14:00 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 10:44 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 09:44 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 09:32 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 06:42 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/31 05:40 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/30 23:02 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/30 22:00 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/30 18:23 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/30 08:00 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/30 06:21 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 20:16 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/29 19:01 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 12:12 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 09:57 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 08:20 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 04:32 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 02:57 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/29 01:21 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/28 23:55 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/28 23:47 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/28 22:12 linux-5.15.y 28c35638ec51 2f52988a .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/28 19:49 linux-5.15.y 28c35638ec51 e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/28 17:31 linux-5.15.y 28c35638ec51 e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/28 15:18 linux-5.15.y 28c35638ec51 e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/28 13:29 linux-5.15.y 28c35638ec51 e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/28 09:45 linux-5.15.y 28c35638ec51 e2fa417d .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-perf no output from test machine
2026/08/28 01:17 linux-5.15.y 4a1eaf96ee5c 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2026/08/28 00:34 linux-5.15.y 4a1eaf96ee5c 69a01293 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan no output from test machine
2025/08/01 17:55 linux-5.15.y c79648372d02 40127d41 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 no output from test machine
2023/03/15 03:10 linux-5.15.y 2ddbd0f967b3 0d5c4377 .config console log info [disk image] [vmlinux] [kernel image] ci2-linux-5-15-kasan-arm64 no output from test machine
* Struck through repros no longer work on HEAD.