syzbot

 sign-in | mailing list | source | docs
🐞 Open [984] 🐞 Fixed [3074] 🐞 Invalid [5495]

general protection fault in hci_event_packet
Status: fixed on 2021/03/10 01:48
Reported-by: syzbot+0bef568258653cff272f@syzkaller.appspotmail.com
Fix commit: 6dfccd13 Bluetooth: Fix null pointer dereference in hci_event_packet()
First crash: 264d, last: 210d

Cause bisection: introduced by (bisect log) :
commit 941992d2944789641470626e9336d663236b1d28
Author: Javier Martinez Canillas <javier@osg.samsung.com>
Date: Mon Sep 12 14:03:34 2016 +0000

  ethernet: amd: use IS_ENABLED() instead of checking for built-in or module

Crash: general protection fault in batadv_iv_ogm_queue_add (log)
Repro: C syz .config
similar bugs (1):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
linux-4.19 general protection fault in hci_event_packet C done 3 125d 191d 1/1 fixed on 2021/01/18 14:01
Patch testing requests:
Created Duration User Patch Repo Result
2020/09/10 22:23 16m anmol.karan123@gmail.com patch upstream OK
2020/09/10 17:51 0m anmol.karan123@gmail.com patch upstream error
2020/09/09 18:33 16m anmol.karan123@gmail.com patch upstream OK
2020/08/27 16:08 9m anmol.karan123@gmail.com upstream report log

Sample crash report:

Crashes (25):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-smack-root 2020/08/27 08:39 upstream 15bc20c6 816e0689 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/04 05:39 upstream bcf87687 196277c4 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 22:22 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 22:02 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 15:16 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 13:56 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 12:25 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 12:04 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 11:45 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/08/02 11:29 upstream ac3a0c84 63a73341 .config log report syz C
ci-upstream-kasan-gce-smack-root 2020/09/24 20:47 upstream c9c9e6a4 54289b08 .config log report info
ci-upstream-kasan-gce-smack-root 2020/09/11 14:39 upstream 581cb3a2 adfb8b4e .config log report
ci-upstream-kasan-gce-smack-root 2020/08/26 20:25 upstream 2ac69819 318430cb .config log report
ci-upstream-kasan-gce-smack-root 2020/08/07 20:34 upstream d6efb3ac cb436c69 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 12:36 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 12:29 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 11:16 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 10:36 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 10:36 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 10:36 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 10:36 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 09:58 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 09:58 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 09:58 upstream ac3a0c84 63a73341 .config log report
ci-upstream-kasan-gce-smack-root 2020/08/02 09:51 upstream ac3a0c84 63a73341 .config log report