EXT4-fs error (device loop5): ext4_orphan_get:1393: inode #15: comm syz.5.1876: casefold flag without casefold feature
EXT4-fs error (device loop5): ext4_orphan_get:1398: comm syz.5.1876: couldn't read orphan inode 15 (err -117)
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BUG: KCSAN: data-race in selinux_inode_permission / selinux_inode_permission

read to 0xffff88810202e220 of 4 bytes by task 10114 on cpu 0:
 task_avdcache_search security/selinux/hooks.c:3142 [inline]
 selinux_inode_permission+0x2a7/0x620 security/selinux/hooks.c:3216
 security_inode_permission+0x6d/0xb0 security/security.c:2324
 inode_permission+0x106/0x310 fs/namei.c:601
 may_lookup fs/namei.c:1845 [inline]
 link_path_walk+0x162/0x900 fs/namei.c:2454
 path_lookupat+0x63/0x2a0 fs/namei.c:2662
 filename_lookup+0x147/0x340 fs/namei.c:2692
 user_path_at+0x3e/0x130 fs/namei.c:3136
 __do_sys_chroot fs/open.c:603 [inline]
 __se_sys_chroot+0x45/0x230 fs/open.c:597
 __x64_sys_chroot+0x1f/0x30 fs/open.c:597
 x64_sys_call+0x2ed7/0x2fb0 arch/x86/include/generated/asm/syscalls_64.h:162
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd2/0x200 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

write to 0xffff88810202e220 of 4 bytes by task 10111 on cpu 1:
 task_avdcache_search security/selinux/hooks.c:3146 [inline]
 selinux_inode_permission+0x31b/0x620 security/selinux/hooks.c:3216
 security_inode_permission+0x6d/0xb0 security/security.c:2324
 inode_permission+0x106/0x310 fs/namei.c:601
 may_lookup fs/namei.c:1845 [inline]
 link_path_walk+0x162/0x900 fs/namei.c:2454
 path_lookupat+0x63/0x2a0 fs/namei.c:2662
 filename_lookup+0x147/0x340 fs/namei.c:2692
 user_path_at+0x3e/0x130 fs/namei.c:3136
 __do_sys_chroot fs/open.c:603 [inline]
 __se_sys_chroot+0x45/0x230 fs/open.c:597
 __x64_sys_chroot+0x1f/0x30 fs/open.c:597
 x64_sys_call+0x2ed7/0x2fb0 arch/x86/include/generated/asm/syscalls_64.h:162
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xd2/0x200 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f

value changed: 0x00000003 -> 0x00000002

Reported by Kernel Concurrency Sanitizer on:
CPU: 1 UID: 0 PID: 10111 Comm: syz.5.1876 Not tainted 6.16.0-rc7-syzkaller-00142-gb711733e89a3 #0 PREEMPT(voluntary) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
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