------------[ cut here ]------------
origin->pipe && origin->pipe != pipe
WARNING: drivers/media/mc/mc-entity.c:785 at __media_pipeline_start+0x1add/0x22b0 drivers/media/mc/mc-entity.c:785, CPU#1: syz.9.1373/10712
Modules linked in:
CPU: 1 UID: 0 PID: 10712 Comm: syz.9.1373 Tainted: G             L      syzkaller #0 PREEMPT(full) 
Tainted: [L]=SOFTLOCKUP
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
RIP: 0010:__media_pipeline_start+0x1add/0x22b0 drivers/media/mc/mc-entity.c:785
Code: bc e8 f9 eb 4a 41 bc f0 ff ff ff e9 5d f9 ff ff e8 08 bc e8 f9 48 8b 7c 24 10 e8 0e ce 4f fa e9 75 f2 ff ff e8 f4 bb e8 f9 90 <0f> 0b 90 41 bc ea ff ff ff e9 a7 e6 ff ff e8 70 ff 5b fa e9 a5 f4
RSP: 0018:ffffc90005ddf9b8 EFLAGS: 00010287

RAX: 0000000000000727 RBX: ffff88802ee6ca10 RCX: ffffc9002af3b000
RDX: 0000000000080000 RSI: ffffffff8823611c RDI: ffff88802ee66b00
RBP: ffff88802bf40168 R08: 0000000000000005 R09: 0000000000000000
R10: 0000000000000001 R11: 0000000000000000 R12: ffff88802ee66a10
R13: ffff88802ee66020 R14: ffff88802ee66750 R15: ffff88802ee66ac8
FS:  00007f067a7f66c0(0000) GS:ffff8880d5c59000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000000110c3407f5 CR3: 000000005f7a0000 CR4: 0000000000352ef0
Call Trace:
 <TASK>
 media_pipeline_start+0x49/0x70 drivers/media/mc/mc-entity.c:924
 video_device_pipeline_start+0x79/0xa0 drivers/media/v4l2-core/v4l2-dev.c:1173
 vimc_capture_start_streaming+0x7d/0x130 drivers/media/test-drivers/vimc/vimc-capture.c:248
 vb2_start_streaming+0x162/0x570 drivers/media/common/videobuf2/videobuf2-core.c:1783
 vb2_core_streamon+0x26a/0x3c0 drivers/media/common/videobuf2/videobuf2-core.c:2336
 vb2_streamon drivers/media/common/videobuf2/videobuf2-v4l2.c:862 [inline]
 vb2_ioctl_streamon+0xd9/0x150 drivers/media/common/videobuf2/videobuf2-v4l2.c:1105
 __video_do_ioctl+0xb2a/0xdf0 drivers/media/v4l2-core/v4l2-ioctl.c:3135
 video_usercopy+0x47a/0x1730 drivers/media/v4l2-core/v4l2-ioctl.c:3477
 v4l2_ioctl+0x1bd/0x250 drivers/media/v4l2-core/v4l2-dev.c:366
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:597 [inline]
 __se_sys_ioctl fs/ioctl.c:583 [inline]
 __x64_sys_ioctl+0x18e/0x210 fs/ioctl.c:583
 do_syscall_x64 arch/x86/entry/syscall_64.c:61 [inline]
 do_syscall_64+0x123/0x790 arch/x86/entry/syscall_64.c:84
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f067c59e159
Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 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 e8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f067a7f6028 EFLAGS: 00000246
 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f067c825fa0 RCX: 00007f067c59e159
RDX: 0000200000000500 RSI: 0000000040045612 RDI: 0000000000000005
RBP: 00007f067c63503b R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f067c826038 R14: 00007f067c825fa0 R15: 00007fffd9acc908
 </TASK>