[syzbot] Monthly fbdev report (Sep 2025)

[syzbot]

Hello fbdev maintainers/developers,

This is a 31-day syzbot report for the fbdev subsystem.
All related reports/information can be found at:
https://syzkaller.appspot.com/upstream/s/fbdev

During the period, 2 new issues were detected and 0 were fixed.
In total, 6 issues are still open and 27 have already been fixed.

Some of the still happening issues:

Ref Crashes Repro Title
<1> 345 Yes KASAN: slab-out-of-bounds Read in fbcon_prepare_logo
https://syzkaller.appspot.com/bug?extid=0c815b25cdb3678e7083
<2> 201 No KASAN: vmalloc-out-of-bounds Write in imageblit (5)
https://syzkaller.appspot.com/bug?extid=48b0652a95834717f190
<3> 65 No KASAN: vmalloc-out-of-bounds Write in fillrect
https://syzkaller.appspot.com/bug?extid=7a63ce155648954e749b
<4> 44 Yes KASAN: global-out-of-bounds Read in bit_putcs (3)
https://syzkaller.appspot.com/bug?extid=793cf822d213be1a74f2

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