================================================================== BUG: KCSAN: data-race in do_settimeofday64 / ktime_get_real_seconds write to 0xffffffff88f294b8 of 8 bytes by task 24022 on cpu 1: tk_set_xtime kernel/time/timekeeping.c:138 [inline] do_settimeofday64+0x3eb/0x580 kernel/time/timekeeping.c:1318 do_sys_settimeofday64+0x17b/0x1a0 kernel/time/time.c:195 posix_clock_realtime_set+0x13/0x20 kernel/time/posix-timers.c:185 __do_sys_clock_settime kernel/time/posix-timers.c:1079 [inline] __se_sys_clock_settime kernel/time/posix-timers.c:1067 [inline] __x64_sys_clock_settime+0x136/0x160 kernel/time/posix-timers.c:1067 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xae read to 0xffffffff88f294b8 of 8 bytes by task 24021 on cpu 0: ktime_get_real_seconds+0x11/0x20 kernel/time/timekeeping.c:1008 recently_deleted fs/ext4/ialloc.c:703 [inline] find_inode_bit+0x231/0x3a0 fs/ext4/ialloc.c:728 __ext4_new_inode+0xb6c/0x2fe0 fs/ext4/ialloc.c:1063 ext4_symlink+0x2d1/0x780 fs/ext4/namei.c:3347 vfs_symlink+0xbe/0x170 fs/namei.c:4176 do_symlinkat+0x11e/0x2b0 fs/namei.c:4206 __do_sys_symlink fs/namei.c:4227 [inline] __se_sys_symlink fs/namei.c:4225 [inline] __x64_sys_symlink+0x32/0x40 fs/namei.c:4225 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: 0 PID: 24021 Comm: syz-executor.0 Not tainted 5.12.0-rc5-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================