BUG: unable to handle kernel paging request at ffffc9000a073000 #PF error: [WRITE] PGD 12c247067 P4D 12c247067 PUD 12c248067 PMD 91f96067 PTE 0 Oops: 0002 [#1] PREEMPT SMP KASAN CPU: 0 PID: 31311 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 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe RSP: 0018:ffff88800e1c77c8 EFLAGS: 00010246 RAX: ffffc9000a073000 RBX: dffffc0000000000 RCX: 0000000000000020 RDX: 0000000000000020 RSI: ffffc900028fa000 RDI: ffffc9000a073000 RBP: ffff88800e1c77e8 R08: 1ffff9200140e600 R09: fffff5200140e604 R10: fffff5200140e603 R11: ffffc9000a07301f R12: 0000000000000020 R13: ffffc9000a073000 R14: ffffc900028fa000 R15: ffff8882181b5e20 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000a073000 CR3: 000000009f3c0000 CR4: 00000000001406f0 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:2400 [inline] tpg_fill_plane_buffer+0x10fd/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: ffffc9000a073000 ---[ end trace c621d9f8b48b7b3e ]--- 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 a4 c3 0f 1f 80 00 00 00 00 48 89 f8 48 83 fa 20 72 7e 40 38 fe RSP: 0018:ffff88800e1c77c8 EFLAGS: 00010246 RAX: ffffc9000a073000 RBX: dffffc0000000000 RCX: 0000000000000020 RDX: 0000000000000020 RSI: ffffc900028fa000 RDI: ffffc9000a073000 RBP: ffff88800e1c77e8 R08: 1ffff9200140e600 R09: fffff5200140e604 R10: fffff5200140e603 R11: ffffc9000a07301f R12: 0000000000000020 R13: ffffc9000a073000 R14: ffffc900028fa000 R15: ffff8882181b5e20 FS: 0000000000000000(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: ffffc9000a073000 CR3: 000000009f3c0000 CR4: 00000000001406f0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400