================================================================== BUG: KCSAN: data-race in do_settimeofday64 / ktime_get_real_seconds write to 0xffffffff89511df8 of 8 bytes by task 24949 on cpu 1: tk_set_xtime kernel/time/timekeeping.c:121 [inline] do_settimeofday64+0x3eb/0x580 kernel/time/timekeeping.c:1252 do_sys_settimeofday64+0x17d/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+0x137/0x160 kernel/time/posix-timers.c:1067 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 read to 0xffffffff89511df8 of 8 bytes by task 24948 on cpu 0: ktime_get_real_seconds+0x11/0x20 kernel/time/timekeeping.c:942 recently_deleted fs/ext4/ialloc.c:699 [inline] find_inode_bit+0x231/0x3a0 fs/ext4/ialloc.c:724 __ext4_new_inode+0xc84/0x2fc0 fs/ext4/ialloc.c:927 ext4_symlink+0x354/0x7e0 fs/ext4/namei.c:3315 vfs_symlink+0x218/0x2d0 fs/namei.c:3959 do_symlinkat+0xee/0x280 fs/namei.c:3986 __do_sys_symlink fs/namei.c:4005 [inline] __se_sys_symlink fs/namei.c:4003 [inline] __x64_sys_symlink+0x32/0x40 fs/namei.c:4003 do_syscall_64+0x39/0x80 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 Reported by Kernel Concurrency Sanitizer on: CPU: 0 PID: 24948 Comm: syz-executor.5 Not tainted 5.9.0-rc3-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================