R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa4d81926d4
R13: 00000000004c2dad R14: 00000000004d5138 R15: 0000000000000003
------------[ cut here ]------------
kernel BUG at fs/inode.c:1566!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
CPU: 0 PID: 10699 Comm: syz-executor5 Not tainted 4.20.0-rc6-next-20181214+ #171
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:iput+0x915/0xa90 fs/inode.c:1566
Code: e4 0f 84 a8 fe ff ff e8 e9 fe a6 ff 48 89 df e8 61 f4 ff ff 48 8b bd f0 fe ff ff e8 35 41 08 06 e9 69 fd ff ff e8 cb fe a6 ff <0f> 0b e8 c4 fe a6 ff 0f 0b e9 d5 fb ff ff e8 b8 fe a6 ff 0f 0b e9
RSP: 0018:ffff88818e5e76b8 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff88817bcad420 RCX: ffffc9000a994000
RDX: 0000000000040000 RSI: ffffffff81d90455 RDI: 0000000000000007
RBP: ffff88818e5e77f0 R08: ffff88817043c480 R09: 0000000000000006
R10: 0000000000000000 R11: ffff88817043c480 R12: 0000000000000040
R13: ffff88818e5e7910 R14: 00000000ffffffea R15: ffff8881d1696900
FS:  00007fa4d8192700(0000) GS:ffff8881dac00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00000000004d5db0 CR3: 00000001c15b1000 CR4: 00000000001426f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 autofs_fill_super+0x15fb/0x1c30 fs/autofs/inode.c:352
 mount_nodev+0x73/0x120 fs/super.c:1402
 autofs_mount+0x34/0x40 fs/autofs/init.c:16
 legacy_get_tree+0x12f/0x260 fs/fs_context.c:714
 vfs_get_tree+0x1cb/0x5c0 fs/super.c:1795
 do_new_mount fs/namespace.c:2716 [inline]
 do_mount+0x82a/0x1ff0 fs/namespace.c:3042
 ksys_mount+0x12d/0x140 fs/namespace.c:3258
 __do_sys_mount fs/namespace.c:3272 [inline]
 __se_sys_mount fs/namespace.c:3269 [inline]
 __x64_sys_mount+0xbe/0x150 fs/namespace.c:3269
 do_syscall_64+0x1b9/0x820 arch/x86/entry/common.c:290
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x457669
Code: fd b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 cb b3 fb ff c3 66 2e 0f 1f 84 00 00 00 00
RSP: 002b:00007fa4d8191c78 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 00007fa4d8191c90 RCX: 0000000000457669
RDX: 0000000020000180 RSI: 0000000020000100 RDI: 0000000000000000
RBP: 000000000072bf00 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007fa4d81926d4
R13: 00000000004c2dad R14: 00000000004d5138 R15: 0000000000000003
Modules linked in:
binder: 10705:10706 unknown command -1
---[ end trace 9888f95fd0383c7b ]---
binder: 10705:10706 ioctl c0306201 20000080 returned -22
RIP: 0010:iput+0x915/0xa90 fs/inode.c:1566
kobject: 'loop4' (0000000015b85c3d): kobject_uevent_env
Code: e4 0f 84 a8 fe ff ff e8 e9 fe a6 ff 48 89 df e8 61 f4 ff ff 48 8b bd f0 fe ff ff e8 35 41 08 06 e9 69 fd ff ff e8 cb fe a6 ff <0f> 0b e8 c4 fe a6 ff 0f 0b e9 d5 fb ff ff e8 b8 fe a6 ff 0f 0b e9
kobject: 'loop4' (0000000015b85c3d): fill_kobj_path: path = '/devices/virtual/block/loop4'
kobject: 'loop1' (0000000055ecc5a4): kobject_uevent_env
binder: 10705:10712 unknown command -1
kobject: 'loop1' (0000000055ecc5a4): fill_kobj_path: path = '/devices/virtual/block/loop1'
binder: 10705:10712 ioctl c0306201 20000080 returned -22
RSP: 0018:ffff88818e5e76b8 EFLAGS: 00010246
RAX: 0000000000040000 RBX: ffff88817bcad420 RCX: ffffc9000a994000
RDX: 0000000000040000 RSI: ffffffff81d90455 RDI: 0000000000000007
RBP: ffff88818e5e77f0 R08: ffff88817043c480 R09: 0000000000000006
kobject: 'loop2' (000000009fa2d8fb): kobject_uevent_env
R10: 0000000000000000 R11: ffff88817043c480 R12: 0000000000000040
kobject: 'loop2' (000000009fa2d8fb): fill_kobj_path: path = '/devices/virtual/block/loop2'
R13: ffff88818e5e7910 R14: 00000000ffffffea R15: ffff8881d1696900
kobject: 'loop2' (000000009fa2d8fb): kobject_uevent_env
kobject: 'loop2' (000000009fa2d8fb): fill_kobj_path: path = '/devices/virtual/block/loop2'
kobject: 'loop3' (0000000009e2d123): kobject_uevent_env
FS:  00007fa4d8192700(0000) GS:ffff8881dad00000(0000) knlGS:0000000000000000
kobject: 'loop3' (0000000009e2d123): fill_kobj_path: path = '/devices/virtual/block/loop3'
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kobject: 'loop4' (0000000015b85c3d): kobject_uevent_env
CR2: 00000000004d4f88 CR3: 00000001c15b1000 CR4: 00000000001426e0
kobject: 'loop1' (0000000055ecc5a4): kobject_uevent_env
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
kobject: 'loop4' (0000000015b85c3d): fill_kobj_path: path = '/devices/virtual/block/loop4'
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
kobject: 'loop1' (0000000055ecc5a4): fill_kobj_path: path = '/devices/virtual/block/loop1'