vimc link validate: Scaler:src:640x480 (0x33424752, 8, 0, 0, 0) RGB/YUV Capture:snk:640x480 (0x33424752, 8, 0, 0, 0) vimc vimc.0: subdev_call error Scaler ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7667 at drivers/media/v4l2-core/v4l2-subdev.c:455 call_s_stream+0x2df/0x350 drivers/media/v4l2-core/v4l2-subdev.c:455 Modules linked in: CPU: 0 UID: 0 PID: 7667 Comm: syz.4.403 Not tainted 6.12.0-rc5-syzkaller-00047-g4236f913808c #0 Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 RIP: 0010:call_s_stream+0x2df/0x350 drivers/media/v4l2-core/v4l2-subdev.c:455 Code: c1 ea 03 80 3c 02 00 75 75 48 8b bb 08 01 00 00 44 89 e2 48 c7 c6 a0 49 4e 8c e8 9c 40 3b fe e9 54 fe ff ff e8 e2 e3 15 fa 90 <0f> 0b 90 e9 cb fe ff ff 4c 89 f7 e8 c1 69 77 fa e9 48 fd ff ff e8 RSP: 0018:ffffc9000355fa68 EFLAGS: 00010293 RAX: 0000000000000000 RBX: ffff88802b789820 RCX: ffffffff8777961e RDX: ffff888021904880 RSI: ffffffff8777989e RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: dffffc0000000000 R13: 0000000000000000 R14: ffff88802b789998 R15: ffffffff87ca3c20 FS: 00007f7701daf6c0(0000) GS:ffff88806a600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f7701daef98 CR3: 00000000241f6000 CR4: 0000000000352ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: vimc_streamer_pipeline_terminate+0x218/0x320 drivers/media/test-drivers/vimc/vimc-streamer.c:62 vimc_streamer_pipeline_init drivers/media/test-drivers/vimc/vimc-streamer.c:101 [inline] vimc_streamer_s_stream+0x650/0x9a0 drivers/media/test-drivers/vimc/vimc-streamer.c:203 vimc_capture_start_streaming+0xa1/0x130 drivers/media/test-drivers/vimc/vimc-capture.c:256 vb2_start_streaming+0x15f/0x5a0 drivers/media/common/videobuf2/videobuf2-core.c:1787 vb2_core_streamon+0x2a7/0x450 drivers/media/common/videobuf2/videobuf2-core.c:2339 vb2_streamon drivers/media/common/videobuf2/videobuf2-v4l2.c:875 [inline] vb2_ioctl_streamon+0xf4/0x170 drivers/media/common/videobuf2/videobuf2-v4l2.c:1118 __video_do_ioctl+0xaf0/0xf00 drivers/media/v4l2-core/v4l2-ioctl.c:3119 video_usercopy+0x4ce/0x1600 drivers/media/v4l2-core/v4l2-ioctl.c:3460 v4l2_ioctl+0x1ba/0x250 drivers/media/v4l2-core/v4l2-dev.c:364 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:907 [inline] __se_sys_ioctl fs/ioctl.c:893 [inline] __x64_sys_ioctl+0x18f/0x220 fs/ioctl.c:893 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xcd/0x250 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f7700f7e719 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 a8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f7701daf038 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f7701136130 RCX: 00007f7700f7e719 RDX: 0000000020000000 RSI: 0000000040045612 RDI: 0000000000000004 RBP: 00007f7700ff132e R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 00007f7701136130 R15: 00007fffbb0c2388