------------[ cut here ]------------ get_vaddr_frames() cannot follow VM_IO mapping WARNING: CPU: 1 PID: 3487 at drivers/media/common/videobuf2/frame_vector.c:59 get_vaddr_frames+0x1db/0x220 drivers/media/common/videobuf2/frame_vector.c:59 Modules linked in: CPU: 1 PID: 3487 Comm: syz-executor206 Not tainted 5.15.127-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/26/2023 RIP: 0010:get_vaddr_frames+0x1db/0x220 drivers/media/common/videobuf2/frame_vector.c:59 Code: 8c 1a ff ff ff 4c 89 e7 e8 82 16 03 fb e9 0d ff ff ff e8 28 76 b9 fa c6 05 16 21 0a 07 01 48 c7 c7 00 79 40 8b e8 f5 3e 85 fa <0f> 0b e9 4a ff ff ff 44 89 e1 80 e1 07 80 c1 03 38 c1 0f 8c 1e ff RSP: 0018:ffffc90002edf5e8 EFLAGS: 00010246 RAX: 5853189a185ab500 RBX: 1ffff1100f648000 RCX: ffff888078a18000 RDX: 0000000000000000 RSI: 0000000080000000 RDI: 0000000000000000 RBP: 00000000000002a4 R08: ffffffff816658fc R09: ffffed1017364f24 R10: 0000000000000000 R11: dffffc0000000001 R12: ffff88807b240004 R13: dffffc0000000000 R14: 0000000000000000 R15: 00000000fffffff2 FS: 00005555572f5380(0000) GS:ffff8880b9b00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000008 CR3: 0000000070556000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vb2_create_framevec+0x4a/0xb0 drivers/media/common/videobuf2/videobuf2-memops.c:50 vb2_vmalloc_get_userptr+0xe7/0x400 drivers/media/common/videobuf2/videobuf2-vmalloc.c:88 __prepare_userptr drivers/media/common/videobuf2/videobuf2-core.c:1164 [inline] __buf_prepare+0xc22/0x4490 drivers/media/common/videobuf2/videobuf2-core.c:1406 vb2_core_prepare_buf+0xe2/0x300 drivers/media/common/videobuf2/videobuf2-core.c:1535 __video_do_ioctl+0xa44/0xe40 drivers/media/v4l2-core/v4l2-ioctl.c:2976 video_usercopy+0xa87/0x1120 drivers/media/v4l2-core/v4l2-ioctl.c:3324 v4l2_ioctl+0x181/0x1d0 drivers/media/v4l2-core/v4l2-dev.c:364 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x61/0xcb RIP: 0033:0x7f773e705229 Code: 48 83 c4 28 c3 e8 37 17 00 00 0f 1f 80 00 00 00 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd9a1d5f58 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007ffd9a1d6128 RCX: 00007f773e705229 RDX: 00000000200002c0 RSI: 00000000c058565d RDI: 0000000000000003 RBP: 00007f773e778610 R08: 00007ffd9a1d6128 R09: 00007ffd9a1d6128 R10: 00236f656469762f R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffd9a1d6118 R14: 0000000000000001 R15: 0000000000000001