VFS_BUG_ON_INODE(!IS_ANON_FILE(inode)) encountered for inode ffff888039c64468
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kernel BUG at fs/namei.c:3474!
Oops: invalid opcode: 0000 [#1] SMP KASAN PTI
CPU: 1 UID: 0 PID: 14253 Comm: syz.0.1391 Not tainted syzkaller #0 PREEMPT(full) 
Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.2-debian-1.16.2-1 04/01/2014
RIP: 0010:may_open+0x4b1/0x4c0
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 e9 c4 eb ff e9 11 fd ff ff e8 ef 56 88 ff 4c 89 f7 48 c7 c6 80 52 99 8b e8 30 da f0 fe 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc900028f7940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 00e948ecb7864b00
RDX: ffffc900237d5000 RSI: 0000000000000fdb RDI: 0000000000000fdc
RBP: 0000000000008000 R08: ffffc900028f7667 R09: 1ffff9200051eecc
R10: dffffc0000000000 R11: fffff5200051eecd R12: 0000000000000000
R13: ffffffff8e2966a0 R14: ffff888039c64468 R15: 0000000000000004
FS:  00007f29bdc5a6c0(0000) GS:ffff8881a3c18000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f29b2a00000 CR3: 000000012db26000 CR4: 00000000000006f0
Call Trace:
 <TASK>
 path_openat+0x2d91/0x3830
 do_filp_open+0x1fa/0x410
 do_sys_openat2+0x121/0x1c0
 __x64_sys_openat+0x138/0x170
 do_syscall_64+0xfa/0x3b0
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7f29bcd8ebe9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f29bdc5a038 EFLAGS: 00000246 ORIG_RAX: 0000000000000101
RAX: ffffffffffffffda RBX: 00007f29bcfc6180 RCX: 00007f29bcd8ebe9
RDX: 0000000000000000 RSI: 0000200000000100 RDI: ffffffffffffff9c
RBP: 00007f29bce11e19 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 00007f29bcfc6218 R14: 00007f29bcfc6180 R15: 00007fff66624328
 </TASK>
Modules linked in:
---[ end trace 0000000000000000 ]---
RIP: 0010:may_open+0x4b1/0x4c0
Code: 38 c1 0f 8c 1e fd ff ff 4c 89 e7 e8 e9 c4 eb ff e9 11 fd ff ff e8 ef 56 88 ff 4c 89 f7 48 c7 c6 80 52 99 8b e8 30 da f0 fe 90 <0f> 0b 66 66 66 66 2e 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90
RSP: 0018:ffffc900028f7940 EFLAGS: 00010246
RAX: 000000000000004d RBX: dffffc0000000000 RCX: 00e948ecb7864b00
RDX: ffffc900237d5000 RSI: 0000000000000fdb RDI: 0000000000000fdc
RBP: 0000000000008000 R08: ffffc900028f7667 R09: 1ffff9200051eecc
R10: dffffc0000000000 R11: fffff5200051eecd R12: 0000000000000000
R13: ffffffff8e2966a0 R14: ffff888039c64468 R15: 0000000000000004
FS:  00007f29bdc5a6c0(0000) GS:ffff8880b8618000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fc40369 CR3: 000000012db26000 CR4: 00000000000006f0
