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🐞 Fixed [22]
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unexpected kernel reboot

Status: upstream: reported C repro on 2020/12/11 18:05
Reported-by: syzbot+b514fbfb50e05f30990c@syzkaller.appspotmail.com
First crash: 1816d, last: 1688d
▶ ▼ Similar bugs (14)
Kernel Title Rank πŸ›ˆ Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream unexpected kernel reboot (5) -1 C done 11545 1620d 1650d 0/29 closed as invalid on 2021/06/26 12:39
linux-5.15 unexpected kernel reboot (2) -1 1 568d 568d 0/3 auto-obsoleted due to no activity on 2024/08/20 20:31
upstream unexpected kernel reboot (4) input usb -1 C unreliable 137 1682d 1693d 0/29 closed as invalid on 2021/04/27 13:31
upstream unexpected kernel reboot (6) -1 3 1608d 1617d 0/29 auto-closed as invalid on 2021/11/05 06:47
linux-4.4 unexpected kernel reboot -1 1 2374d 2374d 0/1 auto-closed as invalid on 2019/10/25 08:37
upstream unexpected kernel reboot (3) input usb -1 C error error 21132 1697d 2698d 20/29 fixed on 2021/04/09 19:46
upstream unexpected kernel reboot -1 C 983 2917d 2909d 0/29 closed as invalid on 2018/02/01 20:22
upstream unexpected kernel reboot (2) kernel -1 C 2073 2702d 2792d 8/29 fixed on 2018/07/09 18:05
upstream unexpected kernel reboot (8) kernel -1 C error done 15 1027d 1161d 0/29 auto-obsoleted due to no activity on 2023/06/08 14:41
linux-5.15 unexpected kernel reboot -1 1 710d 710d 0/3 auto-obsoleted due to no activity on 2024/04/01 00:00
linux-4.14 unexpected kernel reboot -1 C error 561 1177d 2186d 0/1 upstream: reported C repro on 2019/12/08 04:18
linux-4.19 unexpected kernel reboot -1 C done 684 1598d 2374d 1/1 fixed on 2021/08/17 14:12
android-44 unexpected kernel reboot -1 syz 282 2651d 2424d 0/2 public: reported syz repro on 2019/04/14 00:02
upstream unexpected kernel reboot (7) -1 3 1335d 1452d 0/29 auto-closed as invalid on 2022/07/05 15:06
▶ ▼ Last patch testing requests (10)
Created Duration User Patch Repo Result
2025/11/01 23:48 11m retest repro android12-5.4 error
2025/11/01 23:48 11m retest repro android12-5.4 error
2025/11/01 23:48 19m retest repro android12-5.4 error
2025/11/01 17:41 32m retest repro android12-5.4 error
2025/11/01 17:41 27m retest repro android12-5.4 error
2025/11/01 17:41 19m retest repro android12-5.4 error
2025/11/01 17:41 10m retest repro android12-5.4 error
2025/11/01 17:41 37m retest repro android12-5.4 error
2025/10/26 09:23 20m retest repro android12-5.4 error
2025/10/26 09:23 22m retest repro android12-5.4 error

Sample crash report:
output_len: 0x00000000061f4b28
kernel_total_size: 0x0000000006826000
needed_size: 0x0000000006a00000
trampoline_32bit: 0x000000000009d000
Decompressing Linux... Parsing ELF... done.
Booting the kernel.

Welcome to Debian GNU/Linux 9 (stretch)!

[  OK  ] Created slice System Slice.
[  OK  ] Reached target Slices.
[  OK  ] Reached target Remote File Systems.
[  OK  ] Created slice system-serial\x2dgetty.slice.
[  OK  ] Started Forward Password Requests to Wall Directory Watch.
         Mounting /sys/kernel/config...
[  OK  ] Listening on /dev/initctl Compatibility Named Pipe.
[  OK  ] Created slice system-getty.slice.
         Mounting /sys/kernel/debug...
[  OK  ] Listening on Journal Socket (/dev/log).
[UNSUPP] Starting of Arbitrary Executable Fi…tem Automount Point not supported.
         Mounting /proc/sys/fs/binfmt_misc...
[  OK  ] Listening on Journal Audit Socket.
[  OK  ] Started Dispatch Password Requests to Console Directory Watch.
[  OK  ] Reached target Encrypted Volumes.
[  OK  ] Reached target Paths.
[  OK  ] Reached target Swap.
[  OK  ] Listening on Journal Socket.
         Starting Remount Root and Kernel File Systems...
         Starting Create Static Device Nodes in /dev...
         Starting Load Kernel Modules...
[  OK  ] Listening on Syslog Socket.
         Starting Journal Service...
[  OK  ] Listening on udev Control Socket.
[  OK  ] Listening on udev Kernel Socket.
[  OK  ] Reached target Sockets.
[  OK  ] Mounted /sys/kernel/debug.
[  OK  ] Mounted /sys/kernel/config.
[  OK  ] Mounted /proc/sys/fs/binfmt_misc.
[  OK  ] Started Journal Service.
[  OK  ] Started Remount Root and Kernel File Systems.
[  OK  ] Started Create Static Device Nodes in /dev.
[  OK  ] Started Load Kernel Modules.
         Starting Apply Kernel Variables...
         Mounting FUSE Control File System...
         Starting udev Kernel Device Manager...
         Starting udev Coldplug all Devices...
[  OK  ] Reached target Local File Systems (Pre).
         Starting Load/Save Random Seed...
         Starting Flush Journal to Persistent Storage...
[  OK  ] Reached target Local File Systems.
[  OK  ] Mounted FUSE Control File System.
[  OK  ] Started udev Kernel Device Manager.
[  OK  ] Started Apply Kernel Variables.
[  OK  ] Started Load/Save Random Seed.
         Starting Raise network interfaces...
[  OK  ] Started Flush Journal to Persistent Storage.
         Starting Create Volatile Files and Directories...
[  OK  ] Started Create Volatile Files and Directories.
         Starting Update UTMP about System Boot/Shutdown...
         Starting Network Time Synchronization...
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Started Network Time Synchronization.
[  OK  ] Reached target System Time Synchronized.
[  OK  ] Started udev Coldplug all Devices.
[  OK  ] Reached target System Initialization.
[  OK  ] Started Daily apt download activities.
[  OK  ] Started Daily Cleanup of Temporary Directories.
[  OK  ] Reached target Basic System.
[  OK  ] Started Regular background program processing daemon.
         Starting System Logging Service...
[  OK  ] Started Daily apt upgrade and clean activities.
[  OK  ] Reached target Timers.
         Starting getty on tty2-tty6 if dbus and logind are not available...
[  OK  ] Started System Logging Service.
[  OK  ] Started getty on tty2-tty6 if dbus and logind are not available.
         Stopping Network Time Synchronization...
[  OK  ] Stopped Network Time Synchronization.
         Starting Network Time Synchronization...
[  OK  ] Started Network Time Synchronization.

Crashes (98):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2021/04/03 19:54 android12-5.4 0c3abaa2a3bc 6a81331a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/04/01 06:34 android12-5.4 0c89898115de 6a81331a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/28 09:29 android12-5.4 7af03784d889 a8529b82 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/28 04:08 android12-5.4 7af03784d889 a8529b82 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/27 08:35 android12-5.4 7af03784d889 a8529b82 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/12 23:04 android12-5.4 11abbf486c2e 429d8a6b .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/12 20:15 android12-5.4 11abbf486c2e 429d8a6b .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/03 13:08 android12-5.4 a8baa288543d e5b64d68 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/23 08:55 android12-5.4 1e6b091b33fc fcc6d71b .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/16 05:19 android12-5.4 4f1ac63ba3bf 98682e5e .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/05 15:52 android12-5.4 147896b43e61 23a562df .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/01 23:59 android12-5.4 1e5f5a14faba e6b95f32 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/30 04:35 android12-5.4 1e5f5a14faba fc9fd31e .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/29 00:13 android12-5.4 b5413c2c1672 7df34f59 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/27 14:32 android12-5.4 3bd26bb0aaee a0ebf917 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/08 02:20 android12-5.4 4aff7f2fb590 c104d4a3 .config console log report syz C ci2-android-5-4-kasan
2021/01/04 03:59 android12-5.4 e627b02af655 79264ae3 .config console log report syz C ci2-android-5-4-kasan
2021/01/01 05:05 android12-5.4 e627b02af655 79264ae3 .config console log report syz C ci2-android-5-4-kasan
2021/04/18 20:41 android12-5.4 9d49fb308497 7e2b734b .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/04/17 17:41 android12-5.4 9d49fb308497 7e2b734b .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/04/04 18:42 android12-5.4 0c3abaa2a3bc 6a81331a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/04/02 01:43 android12-5.4 a09fa8da7919 6a81331a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/30 04:36 android12-5.4 1dc47fb418c8 6a81331a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/28 06:18 android12-5.4 7af03784d889 a8529b82 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/27 15:49 android12-5.4 7af03784d889 a8529b82 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/01 23:58 android12-5.4 000f1f482d2c 183afb6c .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/03/01 05:31 android12-5.4 51f76f06a74d 4c37c133 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/19 20:16 android12-5.4 0723d5a4dee4 f689d40a .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/19 08:21 android12-5.4 5aa107254fe9 14052202 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/18 11:04 android12-5.4 2c9f69951f7c 14052202 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/18 08:20 android12-5.4 2c9f69951f7c 14052202 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/18 06:15 android12-5.4 2c9f69951f7c 14052202 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/17 15:59 android12-5.4 83388a95a769 052f8d9f .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/17 12:57 android12-5.4 83388a95a769 052f8d9f .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/05 23:25 android12-5.4 147896b43e61 23a562df .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/03 21:20 android12-5.4 1e5f5a14faba 624dad51 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/02/03 18:39 android12-5.4 1e5f5a14faba 624dad51 .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/31 23:52 android12-5.4 1e5f5a14faba fc9fd31e .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/30 07:13 android12-5.4 1e5f5a14faba fc9fd31e .config console log report syz C ci2-android-5-4-kasan unexpected kernel reboot
2021/01/10 23:17 android12-5.4 c9951e5d80dd 2c1f2513 .config console log report syz C ci2-android-5-4-kasan
2021/01/06 08:37 android12-5.4 50c47fa228d7 b1c228e1 .config console log report syz C ci2-android-5-4-kasan
2021/01/03 22:50 android12-5.4 e627b02af655 79264ae3 .config console log report syz C ci2-android-5-4-kasan
2021/01/02 06:41 android12-5.4 e627b02af655 79264ae3 .config console log report syz C ci2-android-5-4-kasan
2020/12/27 21:32 android12-5.4 8657d5d6282f 2242f77f .config console log report syz C ci2-android-5-4-kasan
2020/12/27 08:48 android12-5.4 8657d5d6282f 821e0b09 .config console log report syz C ci2-android-5-4-kasan
2020/12/14 23:01 android12-5.4 2149aa11b029 97183ed7 .config console log report syz C ci2-android-5-4-kasan
2021/01/04 16:40 android12-5.4 e627b02af655 79264ae3 .config console log report syz ci2-android-5-4-kasan
2020/12/13 23:44 android12-5.4 35d8dcbb1c64 8f160dd5 .config console log report syz ci2-android-5-4-kasan
2021/04/19 07:53 android12-5.4 9d49fb308497 50f523d7 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/04/14 14:25 android12-5.4 ce6a5172613f 3134b37f .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/04/03 02:55 android12-5.4 4c158debcf5b 6a81331a .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/26 10:56 android12-5.4 7af03784d889 a8529b82 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/25 21:34 android12-5.4 e38d280ef670 6a383ecf .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/23 18:56 android12-5.4 c50ff8e5608b e613994b .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/23 18:46 android12-5.4 c50ff8e5608b e613994b .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/21 14:27 android12-5.4 543ec4541c0e 4c9a64da .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/20 22:05 android12-5.4 543ec4541c0e 17810eae .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/19 22:21 android12-5.4 8c688c5793e7 3d01c4de .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/18 23:16 android12-5.4 3941336d0e38 380dcc3e .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/18 21:20 android12-5.4 3941336d0e38 380dcc3e .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/15 17:11 android12-5.4 6ede59f3f8d0 fdb2bb2c .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/14 20:23 android12-5.4 6ede59f3f8d0 cc1cff8f .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/14 19:14 android12-5.4 6ede59f3f8d0 cc1cff8f .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/14 04:13 android12-5.4 6ede59f3f8d0 4a003785 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/04 16:41 android12-5.4 1bc6e0b81914 d7e4e604 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/02 01:50 android12-5.4 000f1f482d2c 183afb6c .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/03/01 19:58 android12-5.4 000f1f482d2c 183afb6c .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/02/21 07:17 android12-5.4 35f4b1b90596 3e5ed8b4 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/02/20 09:43 android12-5.4 35f4b1b90596 f689d40a .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/02/16 00:12 android12-5.4 4f1ac63ba3bf 98682e5e .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/02/01 13:29 android12-5.4 1e5f5a14faba e6b95f32 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/29 20:37 android12-5.4 1e5f5a14faba fc9fd31e .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/28 08:33 android12-5.4 5f5bfa0cfcb5 eefc07f2 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/28 07:22 android12-5.4 5f5bfa0cfcb5 eefc07f2 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/24 02:30 android12-5.4 18b1db92afb1 52e37319 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/23 05:30 android12-5.4 15cec007c4a8 52e37319 .config console log report info ci2-android-5-4-kasan unexpected kernel reboot
2021/01/17 13:33 android12-5.4 dc04463953b2 813be542 .config console log report info ci2-android-5-4-kasan
2021/01/15 10:34 android12-5.4 9b928c0480bd 65a7a854 .config console log report info ci2-android-5-4-kasan
2020/12/24 15:43 android12-5.4 8657d5d6282f c2c1d1dd .config console log report info ci2-android-5-4-kasan
2020/12/24 05:41 android12-5.4 8657d5d6282f c2c1d1dd .config console log report info ci2-android-5-4-kasan
2020/12/21 03:00 android12-5.4 cd5f5cb9fe67 04201c06 .config console log report info ci2-android-5-4-kasan
2020/12/11 18:18 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:17 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:16 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:15 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:12 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:08 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:06 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
2020/12/11 18:04 android12-5.4 b5ec68248f76 ba24ffcd .config console log report info ci2-android-5-4-kasan
* Struck through repros no longer work on HEAD.