Unable to handle kernel paging request at virtual address ffff700016819200
KASAN: probably wild-memory-access in range [0xffff8000b40c9000-0xffff8000b40c9007]
Mem abort info:
  ESR = 0x0000000096000006
  EC = 0x25: DABT (current EL), IL = 32 bits
  SET = 0, FnV = 0
  EA = 0, S1PTW = 0
  FSC = 0x06: level 2 translation fault
Data abort info:
  ISV = 0, ISS = 0x00000006, ISS2 = 0x00000000
  CM = 0, WnR = 0, TnD = 0, TagAccess = 0
  GCS = 0, Overlay = 0, DirtyBit = 0
swapper pgtable: 4k pages, 48-bit VAs, pgdp=00000002193b5000
[ffff700016819200] pgd=0000000000000000, p4d=000000023ea12003, pud=000000023ea11003, pmd=0000000000000000
Internal error: Oops: 0000000096000006 [#1]  SMP
Modules linked in:
CPU: 1 UID: 0 PID: 5668 Comm: syz.3.217 Tainted: G             L      syzkaller #0 PREEMPT 
Tainted: [L]=SOFTLOCKUP
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/06/2026
pstate: 83400005 (Nzcv daif +PAN -UAO +TCO +DIT -SSBS BTYPE=--)
pc : fb_write_offset drivers/video/fbdev/core/sysmem.h:30 [inline]
pc : fb_bitmap_2ppw drivers/video/fbdev/core/fb_imageblit.h:364 [inline]
pc : fb_bitmap_imageblit drivers/video/fbdev/core/fb_imageblit.h:462 [inline]
pc : fb_imageblit drivers/video/fbdev/core/fb_imageblit.h:492 [inline]
pc : sys_imageblit+0xc14/0x1758 drivers/video/fbdev/core/sysimgblt.c:24
lr : sys_imageblit+0xb88/0x1758 drivers/video/fbdev/core/fb_imageblit.h:-1
sp : ffff8000aa7973a0
x29: ffff8000aa797420 x28: dfff800000000000 x27: 0000000000000000
x26: ffff8000b40c9000 x25: ffff0000c7388a20 x24: 0000000000000004
x23: 0000000000000000 x22: ffff8000b40c9000 x21: dfff800000000000
x20: ffff0000c7388a21 x19: ffff8000aa7973f8 x18: 00000000ffffffff
x17: 0000000000000000 x16: 0000000000000000 x15: 0000000000000000
x14: 000000000063d878 x13: 0000000000000009 x12: 00000000ffffffff
x11: ffff8000940f9000 x10: 1ffff000154f2ebd x9 : 0000000000000000
x8 : 1ffff00016819200 x7 : 0000000000000000 x6 : 0000000000000007
x5 : 0000000000000000 x4 : 0000000000000008 x3 : ffff800081e54b18
x2 : 0000000000000010 x1 : ffff0000c6cb5880 x0 : 0000000000000000
Call trace:
 fb_write_offset drivers/video/fbdev/core/sysmem.h:30 [inline] (P)
 fb_bitmap_2ppw drivers/video/fbdev/core/fb_imageblit.h:364 [inline] (P)
 fb_bitmap_imageblit drivers/video/fbdev/core/fb_imageblit.h:462 [inline] (P)
 fb_imageblit drivers/video/fbdev/core/fb_imageblit.h:492 [inline] (P)
 sys_imageblit+0xc14/0x1758 drivers/video/fbdev/core/sysimgblt.c:24 (P)
 drm_fbdev_shmem_defio_imageblit+0x38/0x144 drivers/gpu/drm/drm_fbdev_shmem.c:39
 ccw_putcs_aligned drivers/video/fbdev/core/fbcon_ccw.c:126 [inline]
 ccw_putcs+0x6a4/0x8c8 drivers/video/fbdev/core/fbcon_ccw.c:176
 fbcon_putcs+0x258/0x390 drivers/video/fbdev/core/fbcon.c:1375
 do_update_region+0x31c/0x3c8 drivers/tty/vt/vt.c:770
 redraw_screen+0x388/0x51c drivers/tty/vt/vt.c:1122
 vc_do_resize+0x884/0xbbc drivers/tty/vt/vt.c:1425
 __vc_resize+0x60/0x74 drivers/tty/vt/vt.c:1447
 vt_resizex+0x318/0x4b0 drivers/tty/vt/vt_ioctl.c:715
 vt_ioctl+0x734/0x1d4c drivers/tty/vt/vt_ioctl.c:927
 tty_ioctl+0x82c/0xd04 drivers/tty/tty_io.c:2782
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __arm64_sys_ioctl+0x154/0x1cc fs/ioctl.c:583
 __invoke_syscall arch/arm64/kernel/syscall.c:35 [inline]
 invoke_syscall+0x98/0x244 arch/arm64/kernel/syscall.c:49
 el0_svc_common+0xec/0x23c arch/arm64/kernel/syscall.c:121
 do_el0_svc+0x4c/0x5c arch/arm64/kernel/syscall.c:140
 el0_svc+0x60/0x1d8 arch/arm64/kernel/entry-common.c:797
 el0t_64_sync_handler+0x44/0x104 arch/arm64/kernel/entry-common.c:816
 el0t_64_sync+0x198/0x19c arch/arm64/kernel/entry.S:606
Code: d2d0001c d346fee9 f2fbfffc d343ff48 (38756908) 
---[ end trace 0000000000000000 ]---
----------------
Code disassembly (best guess):
   0:	d2d0001c 	mov	x28, #0x800000000000        	// #140737488355328
   4:	d346fee9 	lsr	x9, x23, #6
   8:	f2fbfffc 	movk	x28, #0xdfff, lsl #48
   c:	d343ff48 	lsr	x8, x26, #3
* 10:	38756908 	ldrb	w8, [x8, x21] <-- trapping instruction