syzbot


kmsan boot error: KMSAN: uninit-value in corrupted (3)

Status: auto-closed as invalid on 2022/03/02 10:49
Reported-by: syzbot+@syzkaller.appspotmail.com
First crash: 361d, last: 361d
similar bugs (2):
Kernel Title Repro Cause bisect Fix bisect Count Last Reported Patched Status
upstream kmsan boot error: KMSAN: uninit-value in corrupted (2) 1 380d 380d 0/24 closed as invalid on 2021/11/18 14:05
upstream kmsan boot error: KMSAN: uninit-value in corrupted 20 389d 459d 0/24 closed as invalid on 2021/11/05 09:46

Sample crash report:
[  OK  ] Started udev Kernel Device Manager.
[  OK  ] Started Update UTMP about System Boot/Shutdown.
[  OK  ] Started Network Time Synchronization.
[  OK  ] Reached target System Time Synchronized.
[*     ] (1 of 3) A start job is running for…dplug all Devices (20s / no limit)
[**    ] (1 of 3) A start job is running for…dplug all Devices (21s / no limit)
[***   ] (1 o[   63.296569][ T2928] =====================================================
f 3) A start job[   63.304622][ T2928] BUG: KMSAN: uninit-value in number+0xd27/0x24c0 lib/vsprintf.c:490
 is running for[   63.312333][ T2928]  number+0xd27/0x24c0 lib/vsprintf.c:490
dplug all Devi[   63.317786][ T2928]  vsnprintf+0x1f3a/0x36a0 lib/vsprintf.c:2871
ces (21s / no li[   63.323585][ T2928]  snprintf+0x244/0x290 lib/vsprintf.c:2938
mit)[   63.329124][ T2928]  tomoyo_print_header security/tomoyo/audit.c:165 [inline]
mit)[   63.329124][ T2928]  tomoyo_init_log+0xd3e/0x3b50 security/tomoyo/audit.c:255

Crashes (1):
Manager Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Title
ci-upstream-kmsan-gce-386 2021/12/02 10:45 https://github.com/google/kmsan.git master 9eaa7c56e1c5 61f86278 .config log report kmsan boot error: KMSAN: uninit-value in corrupted
* Struck through repros no longer work on HEAD.