================================================================== BUG: KCSAN: data-race in generic_fillattr / inode_set_ctime_current write to 0xffff888103cb2440 of 8 bytes by task 4429 on cpu 1: inode_set_ctime_to_ts include/linux/fs.h:1597 [inline] inode_set_ctime include/linux/fs.h:1615 [inline] inode_set_ctime_current+0x16c/0x1d0 fs/inode.c:2550 shmem_symlink+0x327/0x390 mm/shmem.c:3517 vfs_symlink+0xc2/0x1a0 fs/namei.c:4464 do_symlinkat+0xe3/0x340 fs/namei.c:4490 __do_sys_symlink fs/namei.c:4511 [inline] __se_sys_symlink fs/namei.c:4509 [inline] __x64_sys_symlink+0x56/0x60 fs/namei.c:4509 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b read to 0xffff888103cb2440 of 8 bytes by task 3292 on cpu 0: inode_get_ctime include/linux/fs.h:1591 [inline] generic_fillattr+0x1e0/0x2f0 fs/stat.c:62 shmem_getattr+0x17b/0x200 mm/shmem.c:1138 vfs_getattr_nosec fs/stat.c:135 [inline] vfs_getattr+0x198/0x1e0 fs/stat.c:176 vfs_statx+0x12f/0x2f0 fs/stat.c:248 vfs_fstatat+0xcd/0x100 fs/stat.c:299 __do_sys_newfstatat fs/stat.c:463 [inline] __se_sys_newfstatat+0x58/0x260 fs/stat.c:457 __x64_sys_newfstatat+0x55/0x60 fs/stat.c:457 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0x44/0x110 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x63/0x6b value changed: 0x000000003893e943 -> 0x0000000039c51643 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 3292 Comm: udevd Not tainted 6.7.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 11/17/2023 ==================================================================