Warning: Permanently added '10.128.0.102' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 38.129536] WARNING: CPU: 1 PID: 5997 at drivers/dma-buf/dma-buf.c:992 dma_buf_vunmap+0x1bb/0x220 [ 38.138648] Kernel panic - not syncing: panic_on_warn set ... [ 38.144518] CPU: 1 PID: 5997 Comm: syz-executor842 Not tainted 4.20.0-rc2+ #237 [ 38.151982] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.161317] Call Trace: [ 38.163897] dump_stack+0x244/0x39d [ 38.167692] ? dump_stack_print_info.cold.1+0x20/0x20 [ 38.173125] panic+0x2ad/0x55c [ 38.176535] ? add_taint.cold.5+0x16/0x16 [ 38.180690] ? __warn.cold.8+0x5/0x45 [ 38.184615] ? __warn+0xe8/0x1d0 [ 38.187980] ? dma_buf_vunmap+0x1bb/0x220 [ 38.192115] __warn.cold.8+0x20/0x45 [ 38.195819] ? rcu_softirq_qs+0x20/0x20 [ 38.199783] ? dma_buf_vunmap+0x1bb/0x220 [ 38.203924] report_bug+0x254/0x2d0 [ 38.207557] do_error_trap+0x11b/0x200 [ 38.211451] do_invalid_op+0x36/0x40 [ 38.215397] ? dma_buf_vunmap+0x1bb/0x220 [ 38.219578] invalid_op+0x14/0x20 [ 38.223041] RIP: 0010:dma_buf_vunmap+0x1bb/0x220 [ 38.227792] Code: 00 00 00 00 e8 56 f2 27 fd 4c 89 f7 e8 7e 1f 77 03 e8 49 f2 27 fd 48 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 35 f2 27 fd <0f> 0b eb e3 e8 2c f2 27 fd 0f 0b e8 25 f2 27 fd 0f 0b e8 1e f2 27 [ 38.246855] RSP: 0018:ffff8881c21678f8 EFLAGS: 00010293 [ 38.252205] RAX: ffff8881b51a26c0 RBX: 0000000000000000 RCX: ffffffff854cfa50 [ 38.259654] RDX: 0000000000000000 RSI: ffffffff845795ab RDI: 0000000000000000 [ 38.266912] RBP: ffff8881c2167928 R08: ffff8881b51a26c0 R09: ffffed103876f546 [ 38.274587] R10: ffff8881c2167a80 R11: ffff8881c3b7aa37 R12: ffffc900094e7000 [ 38.281849] R13: ffff8881d9b75240 R14: ffff8881d9b752a8 R15: ffff8881bf9f6b80 [ 38.289131] ? __vb2_plane_dmabuf_put.isra.5+0xc0/0x310 [ 38.294497] ? dma_buf_vunmap+0x1bb/0x220 [ 38.298642] ? dma_buf_vunmap+0x1bb/0x220 [ 38.302781] vb2_vmalloc_detach_dmabuf+0x5a/0x80 [ 38.307813] ? vb2_vmalloc_map_dmabuf+0x80/0x80 [ 38.312575] __vb2_plane_dmabuf_put.isra.5+0x122/0x310 [ 38.317839] __vb2_queue_free+0x7f3/0xa30 [ 38.322055] ? v4l2_m2m_job_finish+0x4c0/0x4c0 [ 38.326631] ? __vb2_plane_dmabuf_put.isra.5+0x310/0x310 [ 38.332091] ? vidioc_querycap+0xd0/0xd0 [ 38.336157] vb2_core_queue_release+0x62/0x80 [ 38.340670] vb2_queue_release+0x15/0x20 [ 38.344946] v4l2_m2m_ctx_release+0x1e/0x35 [ 38.349264] vim2m_release+0xe6/0x150 [ 38.353061] v4l2_release+0x224/0x3a0 [ 38.356854] ? dev_debug_store+0x140/0x140 [ 38.361091] __fput+0x385/0xa30 [ 38.364362] ? get_max_files+0x20/0x20 [ 38.368244] ? trace_hardirqs_on+0xbd/0x310 [ 38.372555] ? kasan_check_read+0x11/0x20 [ 38.376697] ? task_work_run+0x1af/0x2a0 [ 38.380750] ? trace_hardirqs_off_caller+0x310/0x310 [ 38.386056] ? filp_close+0x1cd/0x250 [ 38.389853] ____fput+0x15/0x20 [ 38.393123] task_work_run+0x1e8/0x2a0 [ 38.396998] ? task_work_cancel+0x240/0x240 [ 38.401312] ? copy_fd_bitmaps+0x210/0x210 [ 38.405540] ? do_fast_syscall_32+0x150/0xfb2 [ 38.410040] exit_to_usermode_loop+0x318/0x380 [ 38.414611] ? __bpf_trace_sys_exit+0x30/0x30 [ 38.419107] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 38.424654] do_fast_syscall_32+0xcd5/0xfb2 [ 38.429103] ? do_int80_syscall_32+0x890/0x890 [ 38.433676] ? entry_SYSENTER_compat+0x68/0x7f [ 38.438252] ? trace_hardirqs_off_caller+0xbb/0x310 [ 38.443252] ? do_syscall_64+0x820/0x820 [ 38.447307] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.452147] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.456971] ? trace_hardirqs_on_caller+0x310/0x310 [ 38.461996] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 38.467002] ? prepare_exit_to_usermode+0x291/0x3b0 [ 38.472010] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 38.476857] entry_SYSENTER_compat+0x70/0x7f [ 38.481259] RIP: 0023:0xf7f4da29 [ 38.484615] Code: 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 14 24 c3 8b 3c 24 c3 90 90 90 90 90 90 90 90 90 90 90 90 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 38.503659] RSP: 002b:00000000ffe8f26c EFLAGS: 00000296 ORIG_RAX: 0000000000000006 [ 38.511350] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 38.518605] RDX: 0000000000000003 RSI: 000000000000002d RDI: 00000000080fb01c [ 38.525860] RBP: 00000000ffe8f2f8 R08: 0000000000000000 R09: 0000000000000000 [ 38.533111] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 38.540362] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 38.549148] Kernel Offset: disabled [ 38.552843] Rebooting in 86400 seconds..