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: 21508 Comm: syz-executor2 Not tainted 4.4.105-g36205b7 #4 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8801d36d2f80 task.stack: ffff8801d2cf0000 RIP: 0010:[] [] sg_remove_scat.isra.18+0x15c/0x2b0 drivers/scsi/sg.c:1959 RSP: 0018:ffff8801d2cf7a88 EFLAGS: 00010206 RAX: 0000000000000018 RBX: ffff8801d3548158 RCX: 0000000000000018 RDX: 0000000000000000 RSI: 0000000000000003 RDI: ffff8801d767999c RBP: ffff8801d2cf7ad8 R08: 0000000000000005 R09: ffff8801d54bc730 R10: 0000000000000003 R11: ffffed003aa978eb R12: 0000000000000000 R13: dffffc0000000000 R14: 0000000000000003 R15: ffff8801d3548168 FS: 00007fb427d02700(0000) GS:ffff8801db500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020ef0fe0 CR3: 00000001d36e9000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801d2cf7ab0 ffff8801d3548170 ffffed003a6a902b ffffed003a6a902e 0000000000000018 ffff8801d3548140 0000000000000000 0000000000000000 0000000000000000 ffff8801d3548238 ffff8801d2cf7b10 ffffffff82565008 Call Trace: [] sg_finish_rem_req+0x268/0x2f0 drivers/scsi/sg.c:1846 [] sg_read+0x767/0x1260 drivers/scsi/sg.c:538 [] do_loop_readv_writev+0x11c/0x1e0 fs/read_write.c:680 [] do_readv_writev+0x552/0x660 fs/read_write.c:810 [] vfs_readv+0x5a/0xa0 fs/read_write.c:834 [] SYSC_readv fs/read_write.c:860 [inline] [] SyS_readv+0xd3/0x260 fs/read_write.c:852 [] entry_SYSCALL_64_fastpath+0x16/0x76 Code: 4a 8d 3c 2a 48 89 7d c0 eb 38 4c 89 f8 48 c1 e8 03 42 80 3c 28 00 0f 85 36 01 00 00 4c 8b 63 10 49 8d 04 0c 48 89 c6 48 c1 ee 03 <42> 80 3c 2e 00 0f 85 ff 00 00 00 48 8b 00 48 83 c1 08 48 85 c0 RIP [] sg_remove_scat.isra.18+0x15c/0x2b0 drivers/scsi/sg.c:1959 RSP ---[ end trace fdf854a7d0ec1e4d ]--- Kernel panic - not syncing: Fatal exception Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..