Warning: Permanently added '10.128.0.232' (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 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 38.421487] kasan: CONFIG_KASAN_INLINE enabled [ 38.426134] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 38.433842] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 38.440055] Modules linked in: [ 38.443226] CPU: 0 PID: 8555 Comm: syz-executor574 Not tainted 4.14.238-syzkaller #0 [ 38.451076] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 38.460402] task: ffff888094b7c1c0 task.stack: ffff8880948a0000 [ 38.466442] RIP: 0010:pppol2tp_session_init+0x1ca/0x4d0 [ 38.471796] RSP: 0018:ffff8880948a7c50 EFLAGS: 00010202 [ 38.477130] RAX: dffffc0000000000 RBX: ffff888095a34940 RCX: 1ffffffff11989ac [ 38.484536] RDX: 0000000000000045 RSI: ffffffff87cced80 RDI: 0000000000000228 [ 38.491782] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000020012 [ 38.499545] R10: ffff888094b7ca70 R11: ffff888094b7c1c0 R12: 000000000000216b [ 38.506797] R13: 0000000000000002 R14: ffff888094978612 R15: ffff888094978630 [ 38.514090] FS: 0000000000f22300(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000 [ 38.522298] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.528169] CR2: 0000000020000000 CR3: 00000000a83e5000 CR4: 00000000001406f0 [ 38.535415] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 38.542671] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 38.549914] Call Trace: [ 38.552480] pppol2tp_connect+0xd11/0x1370 [ 38.556704] ? pppol2tp_recv_payload_hook+0x1a0/0x1a0 [ 38.561868] ? lock_acquire+0x170/0x3f0 [ 38.565831] ? lock_downgrade+0x740/0x740 [ 38.569957] ? security_socket_connect+0x83/0xb0 [ 38.574690] ? pppol2tp_recv_payload_hook+0x1a0/0x1a0 [ 38.579853] SyS_connect+0x1f4/0x240 [ 38.583540] ? SyS_accept+0x30/0x30 [ 38.587141] ? up_read+0x17/0x30 [ 38.590480] ? __do_page_fault+0x159/0xad0 [ 38.594691] ? do_syscall_64+0x4c/0x640 [ 38.598637] ? SyS_accept+0x30/0x30 [ 38.602239] do_syscall_64+0x1d5/0x640 [ 38.606111] entry_SYSCALL_64_after_hwframe+0x46/0xbb [ 38.611273] RIP: 0033:0x43fc19 [ 38.614448] RSP: 002b:00007ffc35fc1748 EFLAGS: 00000246 ORIG_RAX: 000000000000002a [ 38.622151] RAX: ffffffffffffffda RBX: 000000000000962e RCX: 000000000043fc19 [ 38.629399] RDX: 000000000000002e RSI: 0000000020000000 RDI: 0000000000000003 [ 38.636645] RBP: 0000000000000000 R08: 00007ffc35fc18e8 R09: 00007ffc35fc18e8 [ 38.643891] R10: 00007ffc35fc18e8 R11: 0000000000000246 R12: 00007ffc35fc175c [ 38.651135] R13: 431bde82d7b634db R14: 00000000004ad018 R15: 0000000000400488 [ 38.658382] Code: fa 80 3d fe f9 6d 03 00 0f 84 25 02 00 00 e8 2e 10 d0 fa 48 8d bd 28 02 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 db 02 00 00 48 8b ad 28 02 00 00 e8 90 f2 c0 [ 38.677584] RIP: pppol2tp_session_init+0x1ca/0x4d0 RSP: ffff8880948a7c50 [ 38.684857] ---[ end trace 8652af25bf10074f ]--- [ 38.689608] Kernel panic - not syncing: Fatal exception [ 38.696471] Kernel Offset: disabled [ 38.700207] Rebooting in 86400 seconds..