Warning: Permanently added '10.128.0.23' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   68.264070][ T8767] IPVS: ftp: loaded support on port[0] = 21
[   68.306472][ T8767] BUG: unable to handle page fault for address: ffff887f9e82f7ff
[   68.314644][ T8767] #PF: supervisor read access in kernel mode
[   68.320623][ T8767] #PF: error_code(0x0000) - not-present page
[   68.326684][ T8767] PGD 0 P4D 0 
[   68.330050][ T8767] Oops: 0000 [#1] PREEMPT SMP KASAN
[   68.335257][ T8767] CPU: 0 PID: 8767 Comm: syz-executor161 Not tainted 5.5.0-syzkaller #0
[   68.343652][ T8767] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   68.353719][ T8767] RIP: 0010:netif_receive_generic_xdp+0x56c/0x11b0
[   68.360250][ T8767] Code: 74 08 48 89 df e8 14 5e 60 fb 4c 89 33 48 8b 9d 60 ff ff ff 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 54 5d 60 fb <48> 8b 33 83 e6 01 31 ff 48 89 b5 f0 fe ff ff e8 f0 22 24 fb 48 89
[   68.380105][ T8767] RSP: 0018:ffffc90001fe7958 EFLAGS: 00010246
[   68.386431][ T8767] RAX: 1ffff10ff3d05eff RBX: ffff887f9e82f7ff RCX: 0000000000000100
[   68.394454][ T8767] RDX: ffff8880a1c39d70 RSI: 0000000000000000 RDI: ffffc90001fe7a88
[   68.402662][ T8767] RBP: ffffc90001fe7a78 R08: ffffffff86525ef6 R09: ffffed1013d03f5d
[   68.410883][ T8767] R10: ffffed1013d03f5d R11: 0000000000000000 R12: ffff8880a1c39dc8
[   68.418836][ T8767] R13: ffff8880a1c39d00 R14: ffff88809e81f800 R15: dffffc0000000000
[   68.427701][ T8767] FS:  0000000001cfc940(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000
[   68.436679][ T8767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.443284][ T8767] CR2: ffff887f9e82f7ff CR3: 000000008c70f000 CR4: 00000000001406f0
[   68.451255][ T8767] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   68.459336][ T8767] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   68.467323][ T8767] Call Trace:
[   68.470632][ T8767]  do_xdp_generic+0x39/0x110
[   68.475312][ T8767]  tun_get_user+0x1d9d/0x3790
[   68.480017][ T8767]  ? rcu_lock_release+0x21/0x30
[   68.484888][ T8767]  tun_chr_write_iter+0xac/0x130
[   68.489887][ T8767]  do_iter_readv_writev+0x651/0x8e0
[   68.495112][ T8767]  do_iter_write+0x180/0x590
[   68.499758][ T8767]  ? import_iovec+0x122/0x2a0
[   68.504758][ T8767]  do_writev+0x239/0x490
[   68.509393][ T8767]  ? prepare_exit_to_usermode+0x221/0x5b0
[   68.515139][ T8767]  ? check_preemption_disabled+0xb4/0x260
[   68.521018][ T8767]  ? trace_irq_disable_rcuidle+0x23/0x1e0
[   68.526714][ T8767]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   68.532216][ T8767]  ? trace_irq_disable_rcuidle+0x23/0x1e0
[   68.537925][ T8767]  ? do_syscall_64+0x1d/0x1c0
[   68.542798][ T8767]  __x64_sys_writev+0x7d/0x90
[   68.547472][ T8767]  do_syscall_64+0xf7/0x1c0
[   68.551966][ T8767]  entry_SYSCALL_64_after_hwframe+0x49/0xbe
[   68.557834][ T8767] RIP: 0033:0x4436b0
[   68.561778][ T8767] Code: 05 48 3d 01 f0 ff ff 0f 83 fd 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 83 3d 61 99 29 00 00 75 14 b8 14 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 0e fc ff c3 48 83 ec 08 e8 7a 2b 00 00
[   68.581544][ T8767] RSP: 002b:00007ffd72f55de8 EFLAGS: 00000246 ORIG_RAX: 0000000000000014
[   68.590115][ T8767] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 00000000004436b0
[   68.598085][ T8767] RDX: 0000000000000001 RSI: 00007ffd72f55df0 RDI: 00000000000000f0
[   68.606110][ T8767] RBP: 00007ffd72f55ea0 R08: 0000000000000000 R09: 0000000000000010
[   68.614061][ T8767] R10: 0000000000000010 R11: 0000000000000246 R12: 0000000000000000
[   68.622021][ T8767] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
[   68.630550][ T8767] Modules linked in:
[   68.634460][ T8767] CR2: ffff887f9e82f7ff
[   68.638607][ T8767] ---[ end trace a1c27bd099dc4404 ]---
[   68.644055][ T8767] RIP: 0010:netif_receive_generic_xdp+0x56c/0x11b0
[   68.650531][ T8767] Code: 74 08 48 89 df e8 14 5e 60 fb 4c 89 33 48 8b 9d 60 ff ff ff 48 89 d8 48 c1 e8 03 42 80 3c 38 00 74 08 48 89 df e8 54 5d 60 fb <48> 8b 33 83 e6 01 31 ff 48 89 b5 f0 fe ff ff e8 f0 22 24 fb 48 89
[   68.670125][ T8767] RSP: 0018:ffffc90001fe7958 EFLAGS: 00010246
[   68.676181][ T8767] RAX: 1ffff10ff3d05eff RBX: ffff887f9e82f7ff RCX: 0000000000000100
[   68.684139][ T8767] RDX: ffff8880a1c39d70 RSI: 0000000000000000 RDI: ffffc90001fe7a88
[   68.692099][ T8767] RBP: ffffc90001fe7a78 R08: ffffffff86525ef6 R09: ffffed1013d03f5d
[   68.700068][ T8767] R10: ffffed1013d03f5d R11: 0000000000000000 R12: ffff8880a1c39dc8
[   68.708083][ T8767] R13: ffff8880a1c39d00 R14: ffff88809e81f800 R15: dffffc0000000000
[   68.716161][ T8767] FS:  0000000001cfc940(0000) GS:ffff8880aec00000(0000) knlGS:0000000000000000
[   68.725070][ T8767] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   68.731638][ T8767] CR2: ffff887f9e82f7ff CR3: 000000008c70f000 CR4: 00000000001406f0
[   68.739590][ T8767] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   68.747600][ T8767] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   68.755560][ T8767] Kernel panic - not syncing: Fatal exception in interrupt
[   68.764351][ T8767] Kernel Offset: disabled
[   68.768692][ T8767] Rebooting in 86400 seconds..