syzbot


KASAN: slab-out-of-bounds Read in default_write_copy_kernel
Status: fixed on 2019/04/12 08:05
Reported-by: syzbot+d4503ae45b65c5bc1194@syzkaller.appspotmail.com
Fix commit: ca0214ee2802 ALSA: pcm: Fix possible OOB access in PCM oss plugins
First crash: 1154d, last: 1031d

Cause bisection: introduced by (bisect log) :
commit 65766ee0bf7fe8b3be80e2e1c3ef54ad59b29476
Author: Takashi Iwai <tiwai@suse.de>
Date: Fri Nov 9 10:59:45 2018 +0000

  ALSA: oss: Use kvzalloc() for local buffer allocations

Crash: KASAN: slab-out-of-bounds Read in default_write_copy_kernel (log)
Repro: C syz .config
duplicates (1):
Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
KASAN: slab-out-of-bounds Read in linear_transfer C done 7 1042d 1042d 0/22 closed as dup on 2019/03/22 15:26

Sample crash report:

Crashes (366):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kasan-gce-selinux-root 2018/11/24 19:09 upstream 7c98a4261827 ecc7c870 .config log report syz C
ci-upstream-kasan-gce-root 2018/11/24 18:24 upstream 7c98a4261827 ecc7c870 .config log report syz C
ci-upstream-kasan-gce-root 2019/03/27 17:31 upstream 14c741de9386 4e668495 .config log report
ci-upstream-kasan-gce-root 2019/03/27 04:15 upstream 65ae689329c5 55684ce1 .config log report
ci-upstream-kasan-gce 2019/03/26 05:39 upstream 8c2ffd917477 55684ce1 .config log report
ci-upstream-kasan-gce-smack-root 2019/03/26 02:09 upstream 8c2ffd917477 55684ce1 .config log report
ci-upstream-kasan-gce-smack-root 2019/03/24 21:38 upstream 1bdd3dbfff7a acbc5b7d .config log report
ci-upstream-kasan-gce-root 2019/03/24 13:30 upstream 1bdd3dbfff7a acbc5b7d .config log report
ci-upstream-kasan-gce-smack-root 2019/03/23 03:45 upstream fd1f297b794c 3361bde5 .config log report
ci-upstream-kasan-gce-root 2019/03/22 15:14 upstream 0939221e6468 dce6e62f .config log report
ci-upstream-kasan-gce-root 2019/03/22 05:37 upstream 0939221e6468 dce6e62f .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/20 20:39 upstream babf09c3837f a664c187 .config log report
ci-upstream-kasan-gce 2019/03/20 04:27 upstream b7a42146dca3 2458c1c6 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/19 13:34 upstream 9e98c678c2d6 e4549234 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/19 08:31 upstream 9e98c678c2d6 46264c32 .config log report
ci-upstream-kasan-gce 2019/03/19 06:56 upstream 9e98c678c2d6 46264c32 .config log report
ci-upstream-kasan-gce-root 2019/03/19 04:37 upstream 9e98c678c2d6 46264c32 .config log report
ci-upstream-kasan-gce-root 2019/03/18 19:04 upstream 9e98c678c2d6 4656beca .config log report
ci-upstream-kasan-gce-smack-root 2019/03/17 14:47 upstream a9dce6679d73 ba18afea .config log report
ci-upstream-kasan-gce-root 2019/03/17 07:18 upstream a9dce6679d73 bab43553 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/16 18:23 upstream 9c7dc824d9a4 bab43553 .config log report
ci-upstream-kasan-gce 2019/03/16 01:08 upstream 6c83d0d5eb62 bab43553 .config log report
ci-upstream-kasan-gce-smack-root 2019/03/15 14:39 upstream f261c4e529da bab43553 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/15 08:15 upstream 3b319ee220a8 d72db19b .config log report
ci-upstream-kasan-gce-smack-root 2019/03/15 06:49 upstream 3b319ee220a8 d72db19b .config log report
ci-upstream-kasan-gce-root 2019/03/15 05:12 upstream 3b319ee220a8 d72db19b .config log report
ci-upstream-kasan-gce-root 2019/03/14 23:35 upstream 3b319ee220a8 d72db19b .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/14 15:46 upstream fa3d493f7a57 d09a902e .config log report
ci-upstream-kasan-gce-root 2019/03/14 13:49 upstream fa3d493f7a57 d09a902e .config log report
ci-upstream-kasan-gce 2019/03/14 12:38 upstream fa3d493f7a57 d09a902e .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/14 10:27 upstream fa3d493f7a57 d09a902e .config log report
ci-upstream-kasan-gce 2019/03/12 15:22 upstream ea295481b6e3 a71bfb62 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/12 10:02 upstream a089e4fed5c5 12365b99 .config log report
ci-upstream-kasan-gce 2019/03/11 10:21 upstream 12ad143e1b80 12365b99 .config log report
ci-upstream-kasan-gce-smack-root 2019/03/11 05:06 upstream 065b6c4c913d 12365b99 .config log report
ci-upstream-kasan-gce-root 2019/03/10 13:48 upstream 6cdc577a18a6 12365b99 .config log report
ci-upstream-kasan-gce-root 2019/03/10 08:52 upstream 6cdc577a18a6 12365b99 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/10 05:45 upstream 6cdc577a18a6 12365b99 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/09 15:52 upstream 38e7571c07be 12365b99 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/09 08:41 upstream 3601fe43e816 12365b99 .config log report
ci-upstream-kasan-gce-selinux-root 2019/03/08 18:20 upstream 610cd4eadec4 12365b99 .config log report
ci-upstream-kasan-gce-selinux-root 2018/11/24 18:11 upstream 7c98a4261827 ecc7c870 .config log report
ci-upstream-kasan-gce-386 2019/03/25 13:20 upstream 8c2ffd917477 2c86e0a5 .config log report
ci-upstream-kasan-gce-386 2019/03/24 00:27 upstream a5ed1e96cafd a2cef203 .config log report
ci-upstream-kasan-gce-386 2019/03/10 02:32 upstream 38e7571c07be 12365b99 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/25 04:10 linux-next e382d91f5f80 2c86e0a5 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/23 09:34 linux-next e382d91f5f80 3361bde5 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/22 09:05 linux-next 32a217bae32c dce6e62f .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/21 22:06 linux-next 32a217bae32c dce6e62f .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/21 14:10 linux-next 32a217bae32c 427ea487 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/18 20:59 linux-next b99981945914 4656beca .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/11 01:58 linux-next cf08baa29613 12365b99 .config log report
ci-upstream-linux-next-kasan-gce-root 2019/03/11 00:12 linux-next cf08baa29613 12365b99 .config log report