------------[ cut here ]------------ get_vaddr_frames() cannot follow VM_IO mapping WARNING: CPU: 1 PID: 9245 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: 9245 Comm: syz-executor.1 Not tainted 6.1.55-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 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 8a ce fa e9 0d ff ff ff e8 18 67 77 fa c6 05 04 a2 4c 07 01 48 c7 c7 80 39 a8 8b e8 35 60 3f 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:ffffc900166174a8 EFLAGS: 00010246 RAX: fc2c6e147bbe7f00 RBX: 1ffff92002a00000 RCX: 0000000000040000 RDX: ffffc9000ab5a000 RSI: 000000000000dd56 RDI: 000000000000dd57 RBP: 0000000000100000 R08: ffffffff81526ece R09: ffffed1017324f1c R10: 0000000000000000 R11: dffffc0000000001 R12: ffffc90015000004 R13: dffffc0000000000 R14: 0000000000000000 R15: 00000000fffffff2 FS: 00007f840d9236c0(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000000002000d030 CR3: 0000000021c5f000 CR4: 00000000003506e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: <TASK> 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:1194 [inline] __buf_prepare+0xc22/0x4460 drivers/media/common/videobuf2/videobuf2-core.c:1436 vb2_core_qbuf+0x2b4/0x1360 drivers/media/common/videobuf2/videobuf2-core.c:1738 vb2_qbuf+0x184/0x240 drivers/media/common/videobuf2/videobuf2-v4l2.c:816 v4l2_m2m_qbuf+0x1e0/0x7a0 drivers/media/v4l2-core/v4l2-mem2mem.c:773 __video_do_ioctl+0xa3a/0xe30 drivers/media/v4l2-core/v4l2-ioctl.c:3037 video_usercopy+0xa79/0x10c0 drivers/media/v4l2-core/v4l2-ioctl.c:3384 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:870 [inline] __se_sys_ioctl+0xf1/0x160 fs/ioctl.c:856 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+0x63/0xcd RIP: 0033:0x7f840cc7cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f840d9230c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f840cd9bf80 RCX: 00007f840cc7cae9 RDX: 0000000020000280 RSI: 00000000c058560f RDI: 0000000000000003 RBP: 00007f840ccc847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f840cd9bf80 R15: 00007ffc262f99d8 </TASK>