BUG: unable to handle page fault for address: ffffc9000bd3e000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD aa540067 P4D aa540067 PUD aa541067 PMD 74cc6067 PTE 0
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 1433 Comm: vivid-003-vid-c Not tainted 5.2.0-rc6+ #38
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:56
Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 <f3> a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe
RSP: 0000:ffff8881ec7af7c8 EFLAGS: 00010246
RAX: ffffc9000bd3db40 RBX: dffffc0000000000 RCX: 0000000000000040
RDX: 0000000000000500 RSI: ffffc900028e84c0 RDI: ffffc9000bd3e000
RBP: ffff8881ec7af7e8 R08: fffff520017a7c08 R09: 0000000000000000
R10: fffff520017a7c07 R11: ffffc9000bd3e03f R12: 0000000000000500
R13: ffffc9000bd3db40 R14: ffffc900028e8000 R15: ffff888218305d48
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000bd3e000 CR3: 0000000060313000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 memcpy include/linux/string.h:359 [inline]
 tpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2412 [inline]
 tpg_fill_plane_buffer+0x10f7/0x2f00 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2493
 vivid_fillbuff+0x18d2/0x6140 drivers/media/platform/vivid/vivid-kthread-cap.c:467
 vivid_thread_vid_cap_tick drivers/media/platform/vivid/vivid-kthread-cap.c:718 [inline]
 vivid_thread_vid_cap+0xd14/0x2840 drivers/media/platform/vivid/vivid-kthread-cap.c:836
 kthread+0x354/0x420 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Modules linked in:
CR2: ffffc9000bd3e000
---[ end trace 77d1afc16f366546 ]---
RIP: 0010:memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:56
Code: 90 90 90 90 eb 1e 0f 1f 00 48 89 f8 48 89 d1 48 c1 e9 03 83 e2 07 f3 48 a5 89 d1 f3 a4 c3 66 0f 1f 44 00 00 48 89 f8 48 89 d1 <f3> a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe
RSP: 0000:ffff8881ec7af7c8 EFLAGS: 00010246
RAX: ffffc9000bd3db40 RBX: dffffc0000000000 RCX: 0000000000000040
RDX: 0000000000000500 RSI: ffffc900028e84c0 RDI: ffffc9000bd3e000
RBP: ffff8881ec7af7e8 R08: fffff520017a7c08 R09: 0000000000000000
R10: fffff520017a7c07 R11: ffffc9000bd3e03f R12: 0000000000000500
R13: ffffc9000bd3db40 R14: ffffc900028e8000 R15: ffff888218305d48
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000bd3e000 CR3: 0000000060313000 CR4: 00000000001426e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400