[  OK  ] Reached target Login Prompts.
[  OK  ] Reached target Multi-User System.
[  OK  ] Reached target Graphical Interface.
         Starting Update UTMP about System Runlevel Changes...
[  OK  ] Started Update UTMP about System Runlevel Changes.

Debian GNU/Linux 9 syzkaller ttyS0

Warning: Permanently added '10.128.0.201' (ECDSA) to the list of known hosts.
executing program
syzkaller login: [   44.704912][ T6830] general protection fault, probably for non-canonical address 0xdffffc0000000001: 0000 [#1] PREEMPT SMP KASAN
[   44.716785][ T6830] KASAN: null-ptr-deref in range [0x0000000000000008-0x000000000000000f]
[   44.725168][ T6830] CPU: 0 PID: 6830 Comm: syz-executor531 Not tainted 5.9.0-rc7-syzkaller #0
[   44.733803][ T6830] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   44.743846][ T6830] RIP: 0010:jffs2_parse_param+0x1bf/0x300
[   44.749541][ T6830] Code: 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 06 92 2e ff 49 63 c5 48 89 04 24 49 8b 2e 48 83 c5 08 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 ef e8 e2 91 2e ff 4c 8b 7d 00 4c 89 ff
[   44.769134][ T6830] RSP: 0018:ffffc900066b7d38 EFLAGS: 00010202
[   44.775169][ T6830] RAX: 0000000000000001 RBX: ffff8880a2d55800 RCX: 0000000000000003
[   44.783565][ T6830] RDX: ffff888089432280 RSI: 0000000000000000 RDI: 00000000003fffff
[   44.791514][ T6830] RBP: 0000000000000008 R08: ffffffff82865149 R09: ffffffff8286510e
[   44.799458][ T6830] R10: 0000000000000002 R11: ffff888089432280 R12: dffffc0000000000
[   44.807399][ T6830] R13: 0000000000000000 R14: ffff8880a8568000 R15: 1ffff92000cd6fbc
[   44.815359][ T6830] FS:  0000000001fd2880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[   44.824273][ T6830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   44.831014][ T6830] CR2: 000000000043e830 CR3: 00000000a2f2d000 CR4: 00000000001506f0
[   44.838963][ T6830] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   44.846917][ T6830] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   44.854899][ T6830] Call Trace:
[   44.858172][ T6830]  vfs_parse_fs_param+0x1e5/0x460
[   44.863220][ T6830]  generic_parse_monolithic+0x230/0x350
[   44.868915][ T6830]  path_mount+0x176c/0x29e0
[   44.873569][ T6830]  __se_sys_mount+0x126/0x180
[   44.878233][ T6830]  do_syscall_64+0x31/0x70
[   44.882722][ T6830]  entry_SYSCALL_64_after_hwframe+0x44/0xa9
[   44.888599][ T6830] RIP: 0033:0x44699a
[   44.892482][ T6830] Code: b8 08 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 7d ae fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 49 89 ca b8 a5 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 5a ae fb ff c3 66 0f 1f 84 00 00 00 00 00
[   44.912153][ T6830] RSP: 002b:00007ffe755fa3d8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
[   44.920643][ T6830] RAX: ffffffffffffffda RBX: 00007ffe755fa420 RCX: 000000000044699a
[   44.928881][ T6830] RDX: 0000000020001300 RSI: 0000000020001340 RDI: 0000000000000000
[   44.936833][ T6830] RBP: 0000000000000000 R08: 00007ffe755fa420 R09: 0000000000000014
[   44.944797][ T6830] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401c80
[   44.952741][ T6830] R13: 0000000000401d10 R14: 0000000000000000 R15: 0000000000000000
[   44.960698][ T6830] Modules linked in:
[   44.965062][ T6830] ---[ end trace a568a41b97cd8a02 ]---
[   44.970556][ T6830] RIP: 0010:jffs2_parse_param+0x1bf/0x300
[   44.976503][ T6830] Code: 89 f0 48 c1 e8 03 42 80 3c 20 00 74 08 4c 89 f7 e8 06 92 2e ff 49 63 c5 48 89 04 24 49 8b 2e 48 83 c5 08 48 89 e8 48 c1 e8 03 <42> 80 3c 20 00 74 08 48 89 ef e8 e2 91 2e ff 4c 8b 7d 00 4c 89 ff
[   44.996147][ T6830] RSP: 0018:ffffc900066b7d38 EFLAGS: 00010202
[   45.002199][ T6830] RAX: 0000000000000001 RBX: ffff8880a2d55800 RCX: 0000000000000003
[   45.010218][ T6830] RDX: ffff888089432280 RSI: 0000000000000000 RDI: 00000000003fffff
[   45.018231][ T6830] RBP: 0000000000000008 R08: ffffffff82865149 R09: ffffffff8286510e
[   45.026245][ T6830] R10: 0000000000000002 R11: ffff888089432280 R12: dffffc0000000000
[   45.034377][ T6830] R13: 0000000000000000 R14: ffff8880a8568000 R15: 1ffff92000cd6fbc
[   45.042377][ T6830] FS:  0000000001fd2880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000
[   45.051344][ T6830] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[   45.057972][ T6830] CR2: 000000000043e830 CR3: 00000000a2f2d000 CR4: 00000000001506f0
[   45.065976][ T6830] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[   45.074046][ T6830] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[   45.082058][ T6830] Kernel panic - not syncing: Fatal exception
[   45.089334][ T6830] Kernel Offset: disabled
[   45.093666][ T6830] Rebooting in 86400 seconds..