================================================================== BUG: KCSAN: data-race in __pm_runtime_resume / pm_runtime_work write to 0xffff888103658a60 of 2 bytes by task 26072 on cpu 0: pm_runtime_work+0x99/0x130 drivers/base/power/runtime.c:952 process_one_work+0x3d3/0x720 kernel/workqueue.c:2289 worker_thread+0x618/0xa70 kernel/workqueue.c:2436 kthread+0x1a9/0x1e0 kernel/kthread.c:376 ret_from_fork+0x1f/0x30 read to 0xffff888103658a60 of 2 bytes by task 12796 on cpu 1: __pm_runtime_resume+0x34/0xf0 drivers/base/power/runtime.c:1126 pm_runtime_get_sync include/linux/pm_runtime.h:420 [inline] usb_autoresume_device+0x20/0x60 drivers/usb/core/driver.c:1706 usbdev_open+0xec/0x450 drivers/usb/core/devio.c:1046 chrdev_open+0x362/0x3d0 fs/char_dev.c:414 do_dentry_open+0x519/0x830 fs/open.c:824 vfs_open+0x43/0x50 fs/open.c:958 do_open fs/namei.c:3476 [inline] path_openat+0x16cf/0x1b30 fs/namei.c:3609 do_filp_open+0x105/0x220 fs/namei.c:3636 do_sys_openat2+0xb5/0x2a0 fs/open.c:1213 do_sys_open fs/open.c:1229 [inline] __do_sys_openat fs/open.c:1245 [inline] __se_sys_openat fs/open.c:1240 [inline] __x64_sys_openat+0xef/0x110 fs/open.c:1240 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x2b/0x70 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x0890 -> 0x0888 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 12796 Comm: syz-executor.4 Tainted: G W 5.18.0-rc7-syzkaller-00181-geaea45fc0e7b-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ==================================================================