kasan: CONFIG_KASAN_INLINE enabled
kasan: GPF could be caused by NULL-ptr deref or user memory access
general protection fault: 0000 [#1] PREEMPT SMP KASAN
Dumping ftrace buffer:
   (ftrace buffer empty)
Modules linked in:
CPU: 0 PID: 16825 Comm: syz-executor1 Not tainted 4.9.87-g97d7f1c #54
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801cee8c800 task.stack: ffff8801cd010000
RIP: 0010:[<ffffffff8266928b>]  [<ffffffff8266928b>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
RSP: 0018:ffff8801cd017ad0  EFLAGS: 00010202
RAX: 1ffff1003658044d RBX: ffff8801b2c02258 RCX: 0000000000000002
RDX: 0000000000000010 RSI: ffffc900001a0000 RDI: ffff8801b196421c
RBP: ffff8801cd017b20 R08: 0000000000000000 R09: ffffed0039d0aaad
R10: 0000000000000005 R11: ffffed0039d0aaac R12: 0000000000000002
R13: 0000000000000010 R14: 0000000000000000 R15: dffffc0000000000
FS:  00007f3099154700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020b07000 CR3: 00000001cfa54000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801b2c02270 ffffed003658044b ffffed003658044e ffff8801b2c02268
 ffff8801b1964200 ffff8801b2c02240 0000000000000000 0000000000000000
 0000000000000000 ffff8801b2c02338 ffff8801cd017b60 ffffffff82669695
Call Trace:
 [<ffffffff82669695>] sg_finish_rem_req+0x2b5/0x340 drivers/scsi/sg.c:1825
 [<ffffffff8266b526>] sg_read+0xa16/0x1440 drivers/scsi/sg.c:526
 [<ffffffff8156c2e3>] __vfs_read+0x103/0x670 fs/read_write.c:449
 [<ffffffff815701fe>] vfs_read+0x11e/0x380 fs/read_write.c:472
 [<ffffffff81573ef9>] SYSC_read fs/read_write.c:588 [inline]
 [<ffffffff81573ef9>] SyS_read+0xd9/0x1b0 fs/read_write.c:581
 [<ffffffff81006504>] do_syscall_64+0x1a4/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b6b53>] entry_SYSCALL_64_after_swapgs+0x5d/0xdb
Code: 45 b8 eb 3e e8 27 24 d0 fe 48 8b 45 c8 48 c1 e8 03 42 80 3c 38 00 0f 85 3a 01 00 00 4c 8b 73 10 4b 8d 14 2e 48 89 d1 48 c1 e9 03 <42> 80 3c 39 00 0f 85 0b 01 00 00 48 8b 12 49 83 c5 08 48 85 d2 
RIP  [<ffffffff8266928b>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
 RSP <ffff8801cd017ad0>
---[ end trace 6a19fb64db76e034 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
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Kernel Offset: disabled
Rebooting in 86400 seconds..