./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor2302060641 <...> Warning: Permanently added '10.128.0.157' (ED25519) to the list of known hosts. execve("./syz-executor2302060641", ["./syz-executor2302060641"], 0x7ffd2a32d0d0 /* 10 vars */) = 0 brk(NULL) = 0x5555813d9000 brk(0x5555813d9d00) = 0x5555813d9d00 arch_prctl(ARCH_SET_FS, 0x5555813d9380) = 0 set_tid_address(0x5555813d9650) = 5816 set_robust_list(0x5555813d9660, 24) = 0 rseq(0x5555813d9ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor2302060641", 4096) = 28 getrandom("\x9e\x2a\xb7\x84\x6a\xf5\xd6\x56", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x5555813d9d00 brk(0x5555813fad00) = 0x5555813fad00 brk(0x5555813fb000) = 0x5555813fb000 mprotect(0x7f4c166c2000, 16384, PROT_READ) = 0 mmap(0x1ffffffff000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x1ffffffff000 mmap(0x200000000000, 16777216, PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200000000000 mmap(0x200001000000, 4096, PROT_NONE, MAP_PRIVATE|MAP_FIXED|MAP_ANONYMOUS, -1, 0) = 0x200001000000 executing program write(1, "executing program\n", 18) = 18 openat(AT_FDCWD, "/dev/raw-gadget", O_RDWR) = 3 [ 71.781199][ T30] audit: type=1400 audit(1747324098.018:66): avc: denied { write } for pid=5813 comm="strace-static-x" path="pipe:[4448]" dev="pipefs" ino=4448 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffedaf3e350) = 0 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 [ 71.813214][ T30] audit: type=1400 audit(1747324098.058:67): avc: denied { execmem } for pid=5816 comm="syz-executor230" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 71.833109][ T30] audit: type=1400 audit(1747324098.068:68): avc: denied { read write } for pid=5816 comm="syz-executor230" name="raw-gadget" dev="devtmpfs" ino=820 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 [ 71.858623][ T30] audit: type=1400 audit(1747324098.068:69): avc: denied { open } for pid=5816 comm="syz-executor230" path="/dev/raw-gadget" dev="devtmpfs" ino=820 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 71.883224][ T30] audit: type=1400 audit(1747324098.078:70): avc: denied { ioctl } for pid=5816 comm="syz-executor230" path="/dev/raw-gadget" dev="devtmpfs" ino=820 ioctlcmd=0x5500 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 [ 72.091429][ T9] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 [ 72.261225][ T9] usb 1-1: Using ep0 maxpacket: 8 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 36 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 4 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 8 [ 72.311433][ T9] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 15 [ 72.321822][ T9] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d340) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e350) = 0 ioctl(3, USB_RAW_IOCTL_VBUS_DRAW, 0) = 0 ioctl(3, USB_RAW_IOCTL_CONFIGURE, 0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffedaf3d340) = 0 [ 72.389310][ T9] usb 1-1: New USB device found, idVendor=05ac, idProduct=0243, bcdDevice= 0.40 [ 72.398491][ T9] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 72.406517][ T9] usb 1-1: Product: syz [ 72.410672][ T9] usb 1-1: Manufacturer: syz [ 72.415317][ T9] usb 1-1: SerialNumber: syz [ 72.439698][ T9] input: bcm5974 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/input/input5 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e380) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffedaf3d370) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffedaf3e380) = 0 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffedaf3d370) = 8 [ 72.861950][ T5169] ------------[ cut here ]------------ [ 72.867781][ T5169] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 72.874254][ T5169] WARNING: CPU: 1 PID: 5169 at drivers/usb/core/urb.c:503 usb_submit_urb+0xe4a/0x1730 [ 72.883875][ T5169] Modules linked in: [ 72.887866][ T5169] CPU: 1 UID: 0 PID: 5169 Comm: acpid Not tainted 6.15.0-rc6-syzkaller-00105-g088d13246a46 #0 PREEMPT(full) [ 72.899451][ T5169] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 72.909574][ T5169] RIP: 0010:usb_submit_urb+0xe4a/0x1730 [ 72.915247][ T5169] Code: 84 38 02 00 00 e8 e6 66 94 fa 4c 89 ef e8 9e da d6 fe 45 89 e0 89 e9 4c 89 f2 48 89 c6 48 c7 c7 80 36 51 8c e8 37 f4 53 fa 90 <0f> 0b 90 90 e9 ea f8 ff ff e8 b8 66 94 fa 49 81 c4 c8 05 00 00 e9 [ 72.934963][ T5169] RSP: 0000:ffffc900033c77c8 EFLAGS: 00010286 [ 72.941017][ T5169] RAX: 0000000000000000 RBX: ffff888020717600 RCX: ffffffff817ad548 [ 72.949019][ T5169] RDX: ffff88805b6bc880 RSI: ffffffff817ad555 RDI: 0000000000000001 [ 72.957037][ T5169] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 72.965068][ T5169] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000000003 [ 72.973088][ T5169] R13: ffff888021f570b0 R14: ffff88801def7100 R15: 0000000000000002 [ 72.981055][ T5169] FS: 00007fee40615740(0000) GS:ffff888124adf000(0000) knlGS:0000000000000000 [ 72.990028][ T5169] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 72.996642][ T5169] CR2: 0000559b84df8f30 CR3: 0000000028da7000 CR4: 00000000003526f0 [ 73.004640][ T5169] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 73.012637][ T5169] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 73.020606][ T5169] Call Trace: [ 73.023928][ T5169] [ 73.026866][ T5169] ? _raw_spin_unlock_irqrestore+0x11/0x80 [ 73.032738][ T5169] bcm5974_start_traffic+0xb8/0x180 [ 73.037960][ T5169] bcm5974_open+0xa2/0x180 [ 73.042419][ T5169] input_open_device+0x230/0x390 [ 73.047396][ T5169] ? __pfx_bcm5974_open+0x10/0x10 [ 73.052459][ T5169] mousedev_open_device+0xe0/0x140 [ 73.057572][ T5169] mousedev_open+0x2fa/0x580 exit_group(0) = ? +++ exited with 0 +++ [ 73.062