BUG: unable to handle page fault for address: ffffc90014fb8000
#PF: supervisor write access in kernel mode
#PF: error_code(0x0002) - not-present page
PGD aa557067 P4D aa557067 PUD aa558067 PMD 9ad3e067 PTE 0
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 27719 Comm: vivid-000-vid-c Not tainted 5.4.0-syzkaller #0
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: cc cc cc cc 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: 0018:ffff8880948df8e8 EFLAGS: 00010246
RAX: ffffc90014fb7da0 RBX: dffffc0000000000 RCX: 0000000000000340
RDX: 00000000000005a0 RSI: ffffc90001dd2260 RDI: ffffc90014fb8000
RBP: ffff8880948df908 R08: fffff520029f7068 R09: 0000000000000000
R10: fffff520029f7067 R11: ffffc90014fb833f R12: 00000000000005a0
R13: ffffc90014fb7da0 R14: ffffc90001dd2000 R15: ffff8882183e7da8
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90014fb8000 CR3: 0000000069eef000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 memcpy include/linux/string.h:378 [inline]
 tpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2512 [inline]
 tpg_fill_plane_buffer+0x10de/0x2f00 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2600
 vivid_fillbuff+0x1861/0x3af0 drivers/media/platform/vivid/vivid-kthread-cap.c:468
 vivid_thread_vid_cap_tick+0x8cf/0x2210 drivers/media/platform/vivid/vivid-kthread-cap.c:727
 vivid_thread_vid_cap+0x5d8/0xa60 drivers/media/platform/vivid/vivid-kthread-cap.c:866
 kthread+0x361/0x430 kernel/kthread.c:255
 ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:352
Modules linked in:
CR2: ffffc90014fb8000
---[ end trace dcb77ad8355c8658 ]---
RIP: 0010:memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:56
Code: cc cc cc cc 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: 0018:ffff8880948df8e8 EFLAGS: 00010246
RAX: ffffc90014fb7da0 RBX: dffffc0000000000 RCX: 0000000000000340
RDX: 00000000000005a0 RSI: ffffc90001dd2260 RDI: ffffc90014fb8000
RBP: ffff8880948df908 R08: fffff520029f7068 R09: 0000000000000000
R10: fffff520029f7067 R11: ffffc90014fb833f R12: 00000000000005a0
R13: ffffc90014fb7da0 R14: ffffc90001dd2000 R15: ffff8882183e7da8
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc90014fb8000 CR3: 0000000069eef000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400