IPVS: Creating netns size=2536 id=6 IPVS: Creating netns size=2536 id=7 IPVS: Creating netns size=2536 id=8 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: 5748 Comm: syz-executor2 Not tainted 4.9.85-g6e463bb #54 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8801bdd30000 task.stack: ffff8801bdd38000 RIP: 0010:[] [] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939 RSP: 0018:ffff8801bdd3fac0 EFLAGS: 00010202 RAX: 1ffff1003b1d844d RBX: ffff8801d8ec2258 RCX: 0000000000000001 RDX: 0000000000000008 RSI: 0000000000000000 RDI: ffff8801cfdc9274 RBP: ffff8801bdd3fb10 R08: 0000000000000000 R09: ffffed003a0efff1 R10: 0000000000000005 R11: ffffed003a0efff0 R12: 0000000000000001 R13: 0000000000000008 R14: 0000000000000000 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff8801db200000(0063) knlGS:00000000f77a5b40 CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 CR2: 0000000008452798 CR3: 00000001d00f0000 CR4: 0000000000160670 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Stack: ffff8801d8ec2270 ffffed003b1d844b ffffed003b1d844e ffff8801d8ec2268 ffff8801cfdc9258 ffff8801d8ec2240 0000000000000000 0000000000000000 0000000000000000 ffff8801d8ec2338 ffff8801bdd3fb50 ffffffff82669185 Call Trace: [] sg_finish_rem_req+0x2b5/0x340 drivers/scsi/sg.c:1825 [] sg_read+0xa16/0x1440 drivers/scsi/sg.c:526 [] __vfs_read+0x103/0x670 fs/read_write.c:452 [] vfs_read+0x11e/0x380 fs/read_write.c:475 [] SYSC_read fs/read_write.c:591 [inline] [] SyS_read+0xd9/0x1b0 fs/read_write.c:584 [] do_syscall_32_irqs_on arch/x86/entry/common.c:325 [inline] [] do_fast_syscall_32+0x2f5/0x870 arch/x86/entry/common.c:387 [] entry_SYSENTER_compat+0x90/0xa2 arch/x86/entry/entry_64_compat.S:137 Code: 45 b8 eb 3e e8 c7 26 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 [] sg_remove_scat.isra.19+0x17b/0x2d0 drivers/scsi/sg.c:1939 RSP ---[ end trace b4e93c8137d86791 ]--- Kernel panic - not syncing: Fatal exception Dumping ftrace buffer: (ftrace buffer empty) Kernel Offset: disabled Rebooting in 86400 seconds..