Warning: Permanently added '10.128.0.179' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   86.763300][ T9666] ------------[ cut here ]------------
[   86.768968][ T9666] WARNING: CPU: 0 PID: 9666 at fs/overlayfs/file.c:55 ovl_real_fdget_meta+0x4a3/0x540
[   86.778514][ T9666] Kernel panic - not syncing: panic_on_warn set ...
[   86.785116][ T9666] CPU: 0 PID: 9666 Comm: syz-executor911 Not tainted 5.5.0-rc5-syzkaller #0
[   86.793770][ T9666] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   86.803819][ T9666] Call Trace:
[   86.807107][ T9666]  dump_stack+0x197/0x210
[   86.811428][ T9666]  ? ovl_real_fdget_meta+0x410/0x540
[   86.816699][ T9666]  panic+0x2e3/0x75c
[   86.820575][ T9666]  ? add_taint.cold+0x16/0x16
[   86.825234][ T9666]  ? printk+0xba/0xed
[   86.829219][ T9666]  ? kmsg_dump_rewind_nolock+0xe4/0xe4
[   86.834740][ T9666]  ? __warn.cold+0x14/0x3e
[   86.839331][ T9666]  ? __warn+0xd9/0x1cf
[   86.843432][ T9666]  ? ovl_real_fdget_meta+0x4a3/0x540
[   86.848726][ T9666]  __warn.cold+0x2f/0x3e
[   86.853012][ T9666]  ? report_bug.cold+0x63/0xb2
[   86.857769][ T9666]  ? ovl_real_fdget_meta+0x4a3/0x540
[   86.863038][ T9666]  report_bug+0x289/0x300
[   86.867352][ T9666]  do_error_trap+0x11b/0x200
[   86.871932][ T9666]  do_invalid_op+0x37/0x50
[   86.876345][ T9666]  ? ovl_real_fdget_meta+0x4a3/0x540
[   86.881623][ T9666]  invalid_op+0x23/0x30
[   86.885776][ T9666] RIP: 0010:ovl_real_fdget_meta+0x4a3/0x540
[   86.891658][ T9666] Code: ff 4c 89 f7 e8 de b9 2d ff e9 fb fc ff ff e8 d4 b9 2d ff e9 c7 fc ff ff 4c 89 f7 e8 67 ba 2d ff e9 5e fd ff ff e8 5d fb ef fe <0f> 0b 41 bc fb ff ff ff e9 f9 fc ff ff e8 cb b9 2d ff e9 85 fb ff
[   86.911249][ T9666] RSP: 0018:ffffc90001e77b70 EFLAGS: 00010293
[   86.917297][ T9666] RAX: ffff8880982d0500 RBX: 0000000004048000 RCX: ffffffff82852966
[   86.925263][ T9666] RDX: 0000000000000000 RSI: ffffffff82852b93 RDI: 0000000000000005
[   86.933228][ T9666] RBP: ffffc90001e77ba0 R08: ffff8880982d0500 R09: 0000000000000000
[   86.941197][ T9666] R10: fffffbfff14f70f8 R11: ffffffff8a7b87c7 R12: 000000000000a000
[   86.949163][ T9666] R13: ffff888090530340 R14: ffff8880905303b8 R15: ffff8880922f9608
[   86.957145][ T9666]  ? ovl_real_fdget_meta+0x276/0x540
[   86.962412][ T9666]  ? ovl_real_fdget_meta+0x4a3/0x540
[   86.967685][ T9666]  ovl_read_iter+0x11a/0x370
[   86.972263][ T9666]  ? __sanitizer_cov_trace_const_cmp4+0x16/0x20
[   86.978504][ T9666]  ? ovl_mmap+0x300/0x300
[   86.982826][ T9666]  ? __sanitizer_cov_trace_const_cmp8+0x18/0x20
[   86.989111][ T9666]  ? iov_iter_init+0xee/0x220
[   86.993776][ T9666]  new_sync_read+0x4d7/0x800
[   86.998353][ T9666]  ? vfs_dedupe_file_range+0x780/0x780
[   87.003980][ T9666]  ? fcntl_setlease+0x1a5/0x270
[   87.008865][ T9666]  ? security_file_permission+0x8f/0x380
[   87.014505][ T9666]  __vfs_read+0xe1/0x110
[   87.018762][ T9666]  vfs_read+0x1f0/0x440
[   87.022901][ T9666]  ksys_read+0x14f/0x290
[   87.027197][ T9666]  ? kernel_write+0x130/0x130
[   87.031885][ T9666]  ? do_syscall_64+0x26/0x790
[   87.036552][ T9666]  ? entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   87.042600][ T9666]  ? do_syscall_64+0x26/0x790
[   87.047277][ T9666]  __x64_sys_read+0x73/0xb0
[   87.051765][ T9666]  do_syscall_64+0xfa/0x790
[   87.056250][ T9666]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   87.062118][ T9666] RIP: 0033:0x4402b9
[   87.065995][ T9666] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[   87.085578][ T9666] RSP: 002b:00007ffcd27c5808 EFLAGS: 00000246 ORIG_RAX: 0000000000000000
[   87.093967][ T9666] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004402b9
[   87.101920][ T9666] RDX: 0000000000001000 RSI: 0000000020000300 RDI: 0000000000000003
[   87.109870][ T9666] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8
[   87.117831][ T9666] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b40
[   87.125808][ T9666] R13: 0000000000401bd0 R14: 0000000000000000 R15: 0000000000000000
[   87.135224][ T9666] Kernel Offset: disabled
[   87.139613][ T9666] Rebooting in 86400 seconds..