WARNING: CPU: 1 PID: 8823 at drivers/media/common/videobuf2/videobuf2-core.c:1877 __vb2_queue_cancel+0x8b6/0xc80 drivers/media/common/videobuf2/videobuf2-core.c:1877 Kernel panic - not syncing: panic_on_warn set ... CPU: 1 PID: 8823 Comm: syz-executor206 Not tainted 5.2.0-rc3 #18 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x172/0x1f0 lib/dump_stack.c:113 panic+0x2cb/0x744 kernel/panic.c:219 __warn.cold+0x20/0x4d kernel/panic.c:576 report_bug+0x263/0x2b0 lib/bug.c:186 fixup_bug arch/x86/kernel/traps.c:179 [inline] fixup_bug arch/x86/kernel/traps.c:174 [inline] do_error_trap+0x11b/0x200 arch/x86/kernel/traps.c:272 do_invalid_op+0x37/0x50 arch/x86/kernel/traps.c:291 invalid_op+0x14/0x20 arch/x86/entry/entry_64.S:986 RIP: 0010:__vb2_queue_cancel+0x8b6/0xc80 drivers/media/common/videobuf2/videobuf2-core.c:1877 Code: 1e fb ff ff 48 89 df e8 48 bb ef fc e9 11 fb ff ff e8 0e 1d b7 fc 48 83 c4 50 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 fa 1c b7 fc <0f> 0b 48 8b 45 d0 48 05 28 02 00 00 48 89 c2 48 89 45 88 48 b8 00 RSP: 0018:ffff88809f117858 EFLAGS: 00010293 RAX: ffff8880a573a300 RBX: 0000000000000001 RCX: ffffffff84b9821e RDX: 0000000000000000 RSI: ffffffff84b989b6 RDI: 0000000000000005 RBP: ffff88809f1178d0 R08: ffff8880a573a300 R09: ffffed1013d7cd2e R10: ffffed1013d7cd2d R11: ffff88809ebe696f R12: ffff88809ebe696c R13: ffff88809ebe6a00 R14: ffff88809ebe6728 R15: ffff88809ebe2408 vb2_core_streamoff+0x60/0x150 drivers/media/common/videobuf2/videobuf2-core.c:2033 __vb2_cleanup_fileio+0x78/0x170 drivers/media/common/videobuf2/videobuf2-core.c:2570 vb2_core_queue_release+0x20/0x80 drivers/media/common/videobuf2/videobuf2-core.c:2297 vb2_queue_release drivers/media/common/videobuf2/videobuf2-v4l2.c:868 [inline] _vb2_fop_release+0x1cf/0x2a0 drivers/media/common/videobuf2/videobuf2-v4l2.c:1039 vb2_fop_release+0x75/0xc0 drivers/media/common/videobuf2/videobuf2-v4l2.c:1053 vivid_fop_release+0x18e/0x430 drivers/media/platform/vivid/vivid-core.c:475 v4l2_release+0x21f/0x390 drivers/media/v4l2-core/v4l2-dev.c:452 __fput+0x2ff/0x890 fs/file_table.c:280 ____fput+0x16/0x20 fs/file_table.c:313 task_work_run+0x145/0x1c0 kernel/task_work.c:113 exit_task_work include/linux/task_work.h:22 [inline] do_exit+0x90a/0x2fa0 kernel/exit.c:877 do_group_exit+0x135/0x370 kernel/exit.c:981 get_signal+0x471/0x24b0 kernel/signal.c:2640 do_signal+0x87/0x1900 arch/x86/kernel/signal.c:815 exit_to_usermode_loop+0x244/0x2c0 arch/x86/entry/common.c:164 prepare_exit_to_usermode arch/x86/entry/common.c:199 [inline] syscall_return_slowpath arch/x86/entry/common.c:279 [inline] do_syscall_64+0x58e/0x680 arch/x86/entry/common.c:304 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x44a6b9 Code: e8 0c e8 ff ff 48 83 c4 18 c3 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 0f 83 7b cb fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007fd99b19bcf8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca RAX: 0000000000000001 RBX: 00000000006dbc38 RCX: 000000000044a6b9 RDX: 000000000044a6b9 RSI: 0000000000000081 RDI: 00000000006dbc3c RBP: 00000000006dbc30 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc3c R13: 00007fff3bf5c5cf R14: 00007fd99b19c9c0 R15: 0000000000000001 Kernel Offset: disabled Rebooting in 86400 seconds..