random: sshd: uninitialized urandom read (32 bytes read, 117 bits of entropy available)
random: sshd: uninitialized urandom read (32 bytes read, 128 bits of entropy available)
sg_write: data in/out 167162/110 bytes for SCSI command 0xff-- guessing data in;
   program syzkaller603364 not setting count and/or reply_len properly
kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory accessgeneral protection fault: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 1 PID: 3773 Comm: syzkaller603364 Not tainted 4.4.119-g855ea74 #27
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8800a9d8e000 task.stack: ffff8801c69e8000
RIP: 0010:[<ffffffff825baad7>]  [<ffffffff825baad7>] sg_read_oxfer drivers/scsi/sg.c:1976 [inline]
RIP: 0010:[<ffffffff825baad7>]  [<ffffffff825baad7>] sg_read+0xd17/0x1490 drivers/scsi/sg.c:530
RSP: 0018:ffff8801c69efb00  EFLAGS: 00010246
RAX: dffffc0000000000 RBX: 0000000000000000 RCX: ffffffff825baa9e
RDX: 0000000000000000 RSI: 0000000020e94024 RDI: ffff8800a9f74370
RBP: ffff8801c69efc08 R08: 0000000000000000 R09: 0000000000000001
R10: 0000000000000000 R11: 1ffff10038d3df26 R12: 000000000000001a
R13: 0000000000000000 R14: ffff8801d2bfa840 R15: ffff8800a9f74340
FS:  00000000017b7880(0063) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020e94000 CR3: 00000001d95c0000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 0000000000000010 ffffea00071a7bc0 0000000000000000 ffff8800a9f74358
 ffff8801c69efb70 ffff8800a9f74368 000000000000003e ffff8801c69efd80
 ffff8800b77f2780 0000000000001000 1ffff10038d3df6c 0000000020e94024
Call Trace:
 [<ffffffff8151d7c1>] do_loop_readv_writev+0x141/0x1e0 fs/read_write.c:680
 [<ffffffff8151fb1d>] do_readv_writev+0x5dd/0x6e0 fs/read_write.c:810
 [<ffffffff8151fc98>] vfs_readv+0x78/0xb0 fs/read_write.c:834
 [<ffffffff81521fc9>] SYSC_readv fs/read_write.c:860 [inline]
 [<ffffffff81521fc9>] SyS_readv+0xd9/0x240 fs/read_write.c:852
 [<ffffffff8377365f>] entry_SYSCALL_64_fastpath+0x1c/0x98
Code: 00 00 00 00 00 fc ff df 48 c1 ea 03 80 3c 02 00 0f 85 97 06 00 00 48 b8 00 00 00 00 00 fc ff df 49 8b 5f 28 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 6b 06 00 00 48 8b 1b 48 85 db 0f 84 3b 03 00 
RIP  [<ffffffff825baad7>] sg_read_oxfer drivers/scsi/sg.c:1976 [inline]
RIP  [<ffffffff825baad7>] sg_read+0xd17/0x1490 drivers/scsi/sg.c:530
 RSP <ffff8801c69efb00>
---[ end trace ade83737f9da9b93 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..