Warning: Permanently added '10.128.0.142' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   73.231007][ T8498] general protection fault, probably for non-canonical address 0xe000080fe8bc73a9: 0000 [#1] PREEMPT SMP KASAN
[   73.242842][ T8498] KASAN: probably user-memory-access in range [0x0000607f45e39d48-0x0000607f45e39d4f]
[   73.252382][ T8498] CPU: 0 PID: 8498 Comm: syz-executor125 Not tainted 5.10.0-syzkaller #0
[   73.260824][ T8498] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   73.271157][ T8498] RIP: 0010:j1939_priv_get_by_ndev_locked+0xff/0x220
[   73.277836][ T8498] Code: a0 05 00 00 48 85 db 0f 84 a8 00 00 00 e8 c9 fe 8f f9 48 8d bb 28 60 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 01 01 00 00 4c 8b a3 28 60 00 00 4d 85 e4 74 75
[   73.299002][ T8498] RSP: 0018:ffffc9000160fc68 EFLAGS: 00010206
[   73.305413][ T8498] RAX: dffffc0000000000 RBX: 0000607f45e33d20 RCX: ffffffff87e09e4f
[   73.313380][ T8498] RDX: 00000c0fe8bc73a9 RSI: ffffffff87e09e97 RDI: 0000607f45e39d48
[   73.321439][ T8498] RBP: 0000000000000010 R08: 0000000000000001 R09: 0000000000000003
[   73.329483][ T8498] R10: 0000000000000118 R11: 0000000000000000 R12: 0000000000000118
[   73.337524][ T8498] R13: ffffffff8cb45b60 R14: 0000000000000000 R15: ffffffff8cb0eea0
[   73.345509][ T8498] FS:  00000000015c8880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
[   73.354444][ T8498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.365755][ T8498] CR2: 000056147ae04518 CR3: 0000000025c20000 CR4: 00000000001506f0
[   73.373889][ T8498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   73.382017][ T8498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   73.389979][ T8498] Call Trace:
[   73.393460][ T8498]  j1939_netdev_notify+0x41/0x1a0
[   73.398681][ T8498]  notifier_call_chain+0xb5/0x200
[   73.403710][ T8498]  call_netdevice_notifiers_info+0xb5/0x130
[   73.409768][ T8498]  call_netdevice_notifiers+0x79/0xa0
[   73.415136][ T8498]  ? call_netdevice_notifiers_info+0x130/0x130
[   73.421303][ T8498]  __tun_chr_ioctl.isra.0+0x36cf/0x4340
[   73.426952][ T8498]  ? build_open_flags+0x650/0x650
[   73.431961][ T8498]  ? tun_chr_read_iter+0x250/0x250
[   73.437074][ T8498]  ? _down_write_nest_lock+0x150/0x150
[   73.442530][ T8498]  ? bpf_lsm_file_ioctl+0x5/0x10
[   73.447548][ T8498]  ? __tun_chr_ioctl.isra.0+0x4340/0x4340
[   73.453366][ T8498]  __x64_sys_ioctl+0x193/0x200
[   73.458141][ T8498]  do_syscall_64+0x2d/0x70
[   73.462574][ T8498]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   73.468555][ T8498] RIP: 0033:0x440359
[   73.472448][ T8498] 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 7b 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00
[   73.492437][ T8498] RSP: 002b:00007fffeb49ed78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
[   73.500847][ T8498] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440359
[   73.509075][ T8498] RDX: 0000000000000118 RSI: 00000000400454cd RDI: 0000000000000003
[   73.517044][ T8498] RBP: 00000000006ca018 R08: 00000000004002c8 R09: 00000000004002c8
[   73.525255][ T8498] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401b60
[   73.533419][ T8498] R13: 0000000000401bf0 R14: 0000000000000000 R15: 0000000000000000
[   73.541385][ T8498] Modules linked in:
[   73.545733][ T8498] ---[ end trace 76752a678ca4b35d ]---
[   73.551255][ T8498] RIP: 0010:j1939_priv_get_by_ndev_locked+0xff/0x220
[   73.557925][ T8498] Code: a0 05 00 00 48 85 db 0f 84 a8 00 00 00 e8 c9 fe 8f f9 48 8d bb 28 60 00 00 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <80> 3c 02 00 0f 85 01 01 00 00 4c 8b a3 28 60 00 00 4d 85 e4 74 75
[   73.579276][ T8498] RSP: 0018:ffffc9000160fc68 EFLAGS: 00010206
[   73.585483][ T8498] RAX: dffffc0000000000 RBX: 0000607f45e33d20 RCX: ffffffff87e09e4f
[   73.593505][ T8498] RDX: 00000c0fe8bc73a9 RSI: ffffffff87e09e97 RDI: 0000607f45e39d48
[   73.601777][ T8498] RBP: 0000000000000010 R08: 0000000000000001 R09: 0000000000000003
[   73.609744][ T8498] R10: 0000000000000118 R11: 0000000000000000 R12: 0000000000000118
[   73.617862][ T8498] R13: ffffffff8cb45b60 R14: 0000000000000000 R15: ffffffff8cb0eea0
[   73.625894][ T8498] FS:  00000000015c8880(0000) GS:ffff8880b9e00000(0000) knlGS:0000000000000000
[   73.635874][ T8498] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   73.642531][ T8498] CR2: 000056147ae04518 CR3: 0000000025c20000 CR4: 00000000001506f0
[   73.650760][ T8498] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   73.659329][ T8498] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   73.667518][ T8498] Kernel panic - not syncing: Fatal exception
[   73.674660][ T8498] Kernel Offset: disabled
[   73.678998][ T8498] Rebooting in 86400 seconds..