Linux kernel bug fix: fbdev: Fix invalid page access after closing deferred I/O devices
Subsystem: drivers (drivers/video/fbdev/core/fb_defio.c)
Bug type: crash, severity: high
Files changed: drivers/video/fbdev/core/fb_defio.c;drivers/video/fbdev/core/fbmem.c;include/linux/fb.h
Introduced by Thomas Zimmermann on 2022-05-03 16:04:22 +0200; fixed by Takashi Iwai on 2023-02-10 11:03:37 +0100 (lifetime: 282 days)