random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
random: sshd: uninitialized urandom read (32 bytes read)
BUG: unable to handle kernel NULL pointer dereference at 0000000000000000
PGD 1afa4f067 P4D 1afa4f067 PUD 1ad9cd067 PMD 0 
Oops: 0010 [#1] SMP KASAN
CPU: 1 PID: 4561 Comm: syz-executor884 Not tainted 4.17.0+ #117
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:          (null)
Code: Bad RIP value.
RSP: 0018:ffff8801d92af540 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8801ae0ab800 RCX: 1ffffffff10ea8e5
RDX: ffff8801d92afa60 RSI: ffff8801d4f94480 RDI: ffff8801d9080cc0
RBP: ffff8801d92af6b0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1003b255ead
R13: ffff8801d92afa60 R14: ffff8801ae0ab812 R15: ffff8801ae0abc58
FS:  0000000000000000(0000) GS:ffff8801daf00000(0063) knlGS:00000000094f1840
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 00000001adb02000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 sock_poll+0x1d1/0x710 net/socket.c:1156
 vfs_poll+0x77/0x2a0 fs/select.c:40
 do_pollfd fs/select.c:848 [inline]
 do_poll fs/select.c:896 [inline]
 do_sys_poll+0x6fd/0x1100 fs/select.c:990
 __do_sys_poll fs/select.c:1048 [inline]
 __se_sys_poll fs/select.c:1036 [inline]
 __ia32_sys_poll+0x189/0x510 fs/select.c:1036
 do_syscall_32_irqs_on arch/x86/entry/common.c:323 [inline]
 do_fast_syscall_32+0x345/0xf9b arch/x86/entry/common.c:394
 entry_SYSENTER_compat+0x70/0x7f arch/x86/entry/entry_64_compat.S:139
RIP: 0023:0xf7f65cb9
Code: 55 08 8b 88 64 cd ff ff 8b 98 68 cd ff ff 89 c8 85 d2 74 02 89 0a 5b 5d c3 8b 04 24 c3 8b 1c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 
RSP: 002b:00000000ffb9258c EFLAGS: 00000213 ORIG_RAX: 00000000000000a8
RAX: ffffffffffffffda RBX: 0000000020000040 RCX: 0000000000000112
RDX: 0000000000000003 RSI: 0000000000000032 RDI: 00000000ffffffff
RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000207 R12: 0000000000000000
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
Modules linked in:
Dumping ftrace buffer:
   (ftrace buffer empty)
CR2: 0000000000000000
---[ end trace 6c4a58e1ad62bb0e ]---
RIP: 0010:          (null)
Code: Bad RIP value.
RSP: 0018:ffff8801d92af540 EFLAGS: 00010246
RAX: 0000000000000000 RBX: ffff8801ae0ab800 RCX: 1ffffffff10ea8e5
RDX: ffff8801d92afa60 RSI: ffff8801d4f94480 RDI: ffff8801d9080cc0
RBP: ffff8801d92af6b0 R08: 0000000000000001 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff1003b255ead
R13: ffff8801d92afa60 R14: ffff8801ae0ab812 R15: ffff8801ae0abc58
FS:  0000000000000000(0000) GS:ffff8801daf00000(0063) knlGS:00000000094f1840
CS:  0010 DS: 002b ES: 002b CR0: 0000000080050033
CR2: ffffffffffffffd6 CR3: 00000001adb02000 CR4: 00000000001406e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400