vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 ================================================================== BUG: KCSAN: data-race in usbdev_ioctl / usbdev_ioctl write to 0xffff88810322b9c8 of 8 bytes by task 8512 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 0xffff88810322b9c8 of 8 bytes by task 8517 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: 0x0000000006e69857 -> 0x000000000817c558 Reported by Kernel Concurrency Sanitizer on: CPU: 1 PID: 8517 Comm: syz-executor.3 Not tainted 5.17.0-rc6-syzkaller-00054-gfb184c4af9b9-dirty #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 ================================================================== vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5 vhci_hcd: invalid port number 255 vhci_hcd: default hub control req: e800 vffe0 i00ff l5