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: 8648 Comm: syz-executor1 Not tainted 4.9.82-gcdfc8df #37
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff8801b6971800 task.stack: ffff8801b6a80000
RIP: 0010:[<ffffffff8266865b>]  [<ffffffff8266865b>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
RSP: 0018:ffff8801b6a879c0  EFLAGS: 00010202
RAX: 1ffff10036b3d86d RBX: ffff8801b59ec358 RCX: 0000000000000001
RDX: 0000000000000008 RSI: ffffc90002bb6000 RDI: ffff8801cfe10af4
RBP: ffff8801b6a87a10 R08: 0000000000000000 R09: ffffed003753e629
R10: 0000000000000005 R11: ffffed003753e628 R12: 0000000000000001
R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000
FS:  00007f6703bc2700(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000000a3f228 CR3: 00000001cd30a000 CR4: 0000000000160670
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Stack:
 ffff8801b59ec370 ffffed0036b3d86b ffffed0036b3d86e ffff8801b59ec368
 ffff8801cfe10ad8 ffff8801b59ec340 0000000000000000 0000000000000000
 0000000000000000 ffff8801b59ec438 ffff8801b6a87a50 ffffffff82668a65
Call Trace:
 [<ffffffff82668a65>] sg_finish_rem_req+0x2b5/0x340 drivers/scsi/sg.c:1825
 [<ffffffff8266a8f6>] sg_read+0xa16/0x1440 drivers/scsi/sg.c:526
 [<ffffffff8156cda1>] do_loop_readv_writev.part.17+0x141/0x1e0 fs/read_write.c:714
 [<ffffffff81570c10>] do_loop_readv_writev fs/read_write.c:880 [inline]
 [<ffffffff81570c10>] do_readv_writev+0x520/0x750 fs/read_write.c:874
 [<ffffffff81570ec4>] vfs_readv+0x84/0xc0 fs/read_write.c:898
 [<ffffffff81570fe6>] do_readv+0xe6/0x250 fs/read_write.c:924
 [<ffffffff815744d7>] SYSC_readv fs/read_write.c:1011 [inline]
 [<ffffffff815744d7>] SyS_readv+0x27/0x30 fs/read_write.c:1008
 [<ffffffff81006505>] do_syscall_64+0x1a5/0x490 arch/x86/entry/common.c:282
 [<ffffffff838b4e7d>] entry_SYSCALL_64_after_swapgs+0x47/0xc5
Code: 45 b8 eb 3e e8 e7 2d 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  [<ffffffff8266865b>] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939
 RSP <ffff8801b6a879c0>
---[ end trace 1afc21ade9e92d66 ]---
Kernel panic - not syncing: Fatal exception
Dumping ftrace buffer:
   (ftrace buffer empty)
Kernel Offset: disabled
Rebooting in 86400 seconds..