BUG: unable to handle kernel paging request at ffffc9001612b340
#PF error: [WRITE]
PGD 12c247067 P4D 12c247067 PUD 12c248067 PMD a9474067 PTE 0
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 3389 Comm: vivid-000-vid-c Not tainted 5.0.0-rc8+ #88
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:55
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: 0018:ffff88808ef0f7c8 EFLAGS: 00010246
RAX: ffffc9001612b340 RBX: dffffc0000000000 RCX: 0000000000000168
RDX: 0000000000000168 RSI: ffffc90001da5000 RDI: ffffc9001612b340
RBP: ffff88808ef0f7e8 R08: fffff52002c25695 R09: 0000000000000005
R10: fffff52002c25694 R11: ffffc9001612b4a7 R12: 0000000000000168
R13: ffffc9001612b340 R14: ffffc90001da5000 R15: ffff888218425de0
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9001612b340 CR3: 0000000057585000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 memcpy include/linux/string.h:352 [inline]
 tpg_fill_plane_pattern drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2393 [inline]
 tpg_fill_plane_buffer+0x10e4/0x2f10 drivers/media/common/v4l2-tpg/v4l2-tpg-core.c:2481
 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+0x357/0x430 kernel/kthread.c:246
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
CR2: ffffc9001612b340
---[ end trace 9a203562e9fcf6dc ]---
RIP: 0010:memcpy_erms+0x6/0x10 arch/x86/lib/memcpy_64.S:55
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
kobject: 'loop4' (0000000082679dbe): kobject_uevent_env
RSP: 0018:ffff88808ef0f7c8 EFLAGS: 00010246
RAX: ffffc9001612b340 RBX: dffffc0000000000 RCX: 0000000000000168
RDX: 0000000000000168 RSI: ffffc90001da5000 RDI: ffffc9001612b340
RBP: ffff88808ef0f7e8 R08: fffff52002c25695 R09: 0000000000000005
R10: fffff52002c25694 R11: ffffc9001612b4a7 R12: 0000000000000168
R13: ffffc9001612b340 R14: ffffc90001da5000 R15: ffff888218425de0
FS:  0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop4' (0000000082679dbe): fill_kobj_path: path = '/devices/virtual/block/loop4'
CR2: ffffc9001612b340 CR3: 0000000057585000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400