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: 1 PID: 14904 Comm: syz-executor4 Not tainted 4.9.81-ga25ea24 #36
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801d3880000 task.stack: ffff8801cfac0000
RIP: 0010:[<ffffffff826683eb>]  [<ffffffff826683eb>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
RSP: 0018:ffff8801cfac7ad0  EFLAGS: 00010202
RAX: 1ffff1003b1f944d RBX: ffff8801d8fca258 RCX: 0000000000000001
RDX: 0000000000000008 RSI: ffffc900024a0000 RDI: ffff8801cfe5f274
RBP: ffff8801cfac7b20 R08: ffffed003a708be4 R09: ffff8801d3845f00
R10: 0000000000000005 R11: ffffed003a708be4 R12: 0000000000000001
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
FS:  00007feb2ac7d700(0000) GS:ffff8801db300000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020ef6ff3 CR3: 00000001b86e6000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801d8fca270 ffffed003b1f944b ffffed003b1f944e ffff8801d8fca268
 ffff8801cfe5f258 ffff8801d8fca240 0000000000000000 0000000000000000
 0000000000000000 ffff8801d8fca338 ffff8801cfac7b60 ffffffff826687f5
Call Trace:
 [<ffffffff826687f5>] sg_finish_rem_req+0x2b5/0x340 drivers/scsi/sg.c:1825
 [<ffffffff8266a686>] sg_read+0xa16/0x1440 drivers/scsi/sg.c:526
 [<ffffffff8156c123>] __vfs_read+0x103/0x670 fs/read_write.c:452
 [<ffffffff8156febe>] vfs_read+0x11e/0x380 fs/read_write.c:475
 [<ffffffff81573be9>] SYSC_read fs/read_write.c:591 [inline]
 [<ffffffff81573be9>] SyS_read+0xd9/0x1b0 fs/read_write.c:584
 [<ffffffff81006505>] do_syscall_64+0x1a5/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b3e7d>] entry_SYSCALL_64_after_swapgs+0x47/0xc5
Code: 45 b8 eb 3e e8 b7 2f 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  [<ffffffff826683eb>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
 RSP <ffff8801cfac7ad0>
---[ end trace 66a45299a9206508 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..