BUG: unable to handle kernel paging request at ffffc9000e878340
#PF error: [WRITE]
PGD 12c247067 P4D 12c247067 PUD 12c248067 PMD 962aa067 PTE 0
Oops: 0002 [#1] PREEMPT SMP KASAN
CPU: 1 PID: 28177 Comm: vivid-003-vid-c Not tainted 5.0.0 #4
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:ffff8880a7be77c8 EFLAGS: 00010246
RAX: ffffc9000e878340 RBX: dffffc0000000000 RCX: 0000000000000020
RDX: 0000000000000020 RSI: ffffc900028fa000 RDI: ffffc9000e878340
RBP: ffff8880a7be77e8 R08: 1ffff92001d0f068 R09: fffff52001d0f06c
R10: fffff52001d0f06b R11: ffffc9000e87835f R12: 0000000000000020
R13: ffffc9000e878340 R14: ffffc900028fa000 R15: ffff888218095e20
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
kobject: 'loop1' (000000001ff4affd): kobject_uevent_env
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000e878340 CR3: 000000005ba69000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'loop1' (000000001ff4affd): fill_kobj_path: path = '/devices/virtual/block/loop1'
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
kobject: 'loop0' (00000000c8458789): kobject_uevent_env
kobject: 'loop0' (00000000c8458789): fill_kobj_path: path = '/devices/virtual/block/loop0'
 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
kobject: 'loop3' (00000000e586928f): kobject_uevent_env
 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352
Modules linked in:
kobject: 'loop3' (00000000e586928f): fill_kobj_path: path = '/devices/virtual/block/loop3'
CR2: ffffc9000e878340
---[ end trace 4282ca1dfea42542 ]---
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:ffff8880a7be77c8 EFLAGS: 00010246
RAX: ffffc9000e878340 RBX: dffffc0000000000 RCX: 0000000000000020
RDX: 0000000000000020 RSI: ffffc900028fa000 RDI: ffffc9000e878340
RBP: ffff8880a7be77e8 R08: 1ffff92001d0f068 R09: fffff52001d0f06c
R10: fffff52001d0f06b R11: ffffc9000e87835f R12: 0000000000000020
R13: ffffc9000e878340 R14: ffffc900028fa000 R15: ffff888218095e20
FS:  0000000000000000(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: ffffc9000e878340 CR3: 000000005ba69000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400