vhci_hcd: default hub control req: 0000 v0000 i0000 l0 ================================================================== BUG: KCSAN: data-race in usbdev_ioctl / usbdev_ioctl write to 0xffff888102b4a218 of 8 bytes by task 25065 on cpu 0: usbdev_do_ioctl drivers/usb/core/devio.c:2782 [inline] usbdev_ioctl+0x67e/0x3bb0 drivers/usb/core/devio.c:2791 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:860 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae write to 0xffff888102b4a218 of 8 bytes by task 25068 on cpu 1: usbdev_do_ioctl drivers/usb/core/devio.c:2782 [inline] usbdev_ioctl+0x67e/0x3bb0 drivers/usb/core/devio.c:2791 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl+0xcb/0x140 fs/ioctl.c:860 __x64_sys_ioctl+0x3f/0x50 fs/ioctl.c:860 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x44/0xd0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae value changed: 0x000000003aaf58e0 -> 0x0000000002a815df Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 25068 Comm: syz-executor.3 Not tainted 5.16.0-rc2-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ================================================================== usb usb2: Requested nonsensical USBDEVFS_URB_ZERO_PACKET. vhci_hcd: default hub control req: 0000 v0000 i0000 l0