syzbot


BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out
Status: upstream: reported C repro on 2019/12/08 23:15
Reported-by: syzbot+4c7f1a69dfe24c6b3aeb@syzkaller.appspotmail.com
First crash: 721d, last: 530d

Fix bisection: the fix commit could be any of (bisect log):
  bfb9e5c03076 Linux 4.14.159
  56dfe6252c68 Linux 4.14.188
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out C error 2 440d 721d 0/1 upstream: reported C repro on 2019/12/08 23:44
upstream BUG: unable to handle kernel NULL pointer dereference in mem16_serial_out C done 4 710d 720d 0/22 closed as dup on 2019/12/13 09:05
Patch testing requests:
Created Duration User Patch Repo Result
2021/04/27 11:47 18m vegard.nossum@oracle.com patch http://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git master error
2021/04/26 16:33 0m vegard.nossum@oracle.com git://repo/address.git commit-hash error

Sample crash report:

Crashes (2):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci2-linux-4-14 2019/12/19 16:29 linux-4.14.y bfb9e5c03076 36650b4b .config log report syz C
ci2-linux-4-14 2019/12/08 23:14 linux-4.14.y a844dc4c5442 1508f453 .config log report syz C