================================================================== BUG: KCSAN: data-race in fuse_get_req / fuse_set_initialized write to 0xffff88802d418f04 of 4 bytes by task 30152 on cpu 0: fuse_set_initialized+0x15/0x30 fs/fuse/dev.c:82 process_init_reply+0xdf/0xbc0 fs/fuse/inode.c:1075 fuse_request_end+0x78b/0x7c0 fs/fuse/dev.c:332 fuse_dev_do_write+0xc30/0xe50 fs/fuse/dev.c:1917 fuse_dev_write+0x98/0xe0 fs/fuse/dev.c:1939 call_write_iter include/linux/fs.h:1977 [inline] new_sync_write fs/read_write.c:518 [inline] vfs_write+0x6f9/0x7e0 fs/read_write.c:605 ksys_write+0xce/0x180 fs/read_write.c:658 __do_sys_write fs/read_write.c:670 [inline] __se_sys_write fs/read_write.c:667 [inline] __x64_sys_write+0x3e/0x50 fs/read_write.c:667 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffff88802d418f04 of 4 bytes by task 30149 on cpu 1: fuse_block_alloc fs/fuse/dev.c:87 [inline] fuse_get_req+0x15d/0x580 fs/fuse/dev.c:115 fuse_simple_request+0x83/0xde0 fs/fuse/dev.c:504 fuse_do_getattr+0x19a/0x640 fs/fuse/dir.c:1054 fuse_update_get_attr fs/fuse/dir.c:1090 [inline] fuse_getattr+0x294/0x400 fs/fuse/dir.c:1849 vfs_getattr_nosec+0x18f/0x340 fs/stat.c:97 vfs_getattr fs/stat.c:134 [inline] vfs_statx+0x128/0x290 fs/stat.c:199 vfs_fstatat fs/stat.c:217 [inline] vfs_lstat include/linux/fs.h:3240 [inline] __do_sys_newlstat fs/stat.c:372 [inline] __se_sys_newlstat+0x46/0x250 fs/stat.c:366 __x64_sys_newlstat+0x2d/0x40 fs/stat.c:366 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 30149 Comm: syz-executor.2 Not tainted 5.12.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================