./strace-static-x86_64 -e \!wait4,clock_nanosleep,nanosleep -s 100 -x -f ./syz-executor3072647501 <...> Warning: Permanently added '10.128.1.125' (ED25519) to the list of known hosts. execve("./syz-executor3072647501", ["./syz-executor3072647501"], 0x7ffdada12e30 /* 10 vars */) = 0 brk(NULL) = 0x55557b3c3000 brk(0x55557b3c3d00) = 0x55557b3c3d00 [ 62.022662][ T30] audit: type=1400 audit(1750391787.771:62): avc: denied { write } for pid=5814 comm="strace-static-x" path="pipe:[3952]" dev="pipefs" ino=3952 scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:sshd_t tclass=fifo_file permissive=1 arch_prctl(ARCH_SET_FS, 0x55557b3c3380) = 0 set_tid_address(0x55557b3c3650) = 5817 set_robust_list(0x55557b3c3660, 24) = 0 rseq(0x55557b3c3ca0, 0x20, 0, 0x53053053) = 0 prlimit64(0, RLIMIT_STACK, NULL, {rlim_cur=8192*1024, rlim_max=RLIM64_INFINITY}) = 0 readlink("/proc/self/exe", "/root/syz-executor3072647501", 4096) = 28 getrandom("\xfb\x32\x4b\xf9\x83\xd6\x5d\xa4", 8, GRND_NONBLOCK) = 8 brk(NULL) = 0x55557b3c3d00 brk(0x55557b3e4d00) = 0x55557b3e4d00 brk(0x55557b3e5000) = 0x55557b3e5000 mprotect(0x7fd4fc00d000, 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 ioctl(3, USB_RAW_IOCTL_INIT, 0x7ffc5c52e2d0) = 0 [ 62.222327][ T30] audit: type=1400 audit(1750391787.971:63): avc: denied { execmem } for pid=5817 comm="syz-executor307" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=process permissive=1 [ 62.241889][ T30] audit: type=1400 audit(1750391787.981:64): avc: denied { read write } for pid=5817 comm="syz-executor307" name="raw-gadget" dev="devtmpfs" ino=821 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 ioctl(3, UI_DEV_CREATE or USB_RAW_IOCTL_RUN, 0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 [ 62.265647][ T30] audit: type=1400 audit(1750391787.981:65): avc: denied { open } for pid=5817 comm="syz-executor307" path="/dev/raw-gadget" dev="devtmpfs" ino=821 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 62.289329][ T30] audit: type=1400 audit(1750391787.991:66): avc: denied { ioctl } for pid=5817 comm="syz-executor307" path="/dev/raw-gadget" dev="devtmpfs" ino=821 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, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 [ 62.548785][ T10] usb 1-1: new high-speed USB device number 2 using dummy_hcd ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 18 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 9 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 [ 62.718622][ T10] usb 1-1: Using ep0 maxpacket: 16 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 36 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 4 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2c0) = 8 [ 62.766230][ T10] usb 1-1: config 1 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 646 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e2d0) = 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, 0x7ffc5c52d2c0) = 0 [ 62.822202][ T10] usb 1-1: New USB device found, idVendor=05ac, idProduct=024c, bcdDevice=71.b1 [ 62.831531][ T10] usb 1-1: New USB device strings: Mfr=156, Product=201, SerialNumber=3 [ 62.839908][ T10] usb 1-1: Product: syz [ 62.844059][ T10] usb 1-1: Manufacturer: syz [ 62.848712][ T10] usb 1-1: SerialNumber: syz [ 62.873341][ T10] input: bcm5974 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:1.0/input/input5 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e300) = 0 ioctl(3, USB_RAW_IOCTL_EP0_WRITE, 0x7ffc5c52d2f0) = 8 ioctl(3, USB_RAW_IOCTL_EVENT_FETCH, 0x7ffc5c52e300) = 0 ioctl(3, USB_RAW_IOCTL_EP0_READ, 0x7ffc5c52d2f0) = 8 [ 63.293656][ T5174] ------------[ cut here ]------------ [ 63.299647][ T5174] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 63.305826][ T5174] WARNING: CPU: 0 PID: 5174 at drivers/usb/core/urb.c:503 usb_submit_urb+0xe4a/0x1790 [ 63.315443][ T5174] Modules linked in: [ 63.319424][ T5174] CPU: 0 UID: 0 PID: 5174 Comm: acpid Not tainted 6.16.0-rc2-syzkaller-00087-g24770983ccfe #0 PREEMPT(full) [ 63.330976][ T5174] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025 [ 63.341061][ T5174] RIP: 0010:usb_submit_urb+0xe4a/0x1790 [ 63.346592][ T5174] Code: 84 67 02 00 00 e8 16 b1 86 fa 4c 89 ef e8 6e bc d5 fe 45 89 e0 89 e9 4c 89 f2 48 89 c6 48 c7 c7 40 1e 73 8c e8 77 75 45 fa 90 <0f> 0b 90 90 e9 ea f8 ff ff e8 e8 b0 86 fa 49 81 c4 c8 05 00 00 e9 [ 63.366224][ T5174] RSP: 0000:ffffc900039c77d0 EFLAGS: 00010282 [ 63.372335][ T5174] RAX: 0000000000000000 RBX: ffff8880256eb100 RCX: ffffffff817ae248 [ 63.380325][ T5174] RDX: ffff88805e3b4880 RSI: ffffffff817ae255 RDI: 0000000000000001 [ 63.388286][ T5174] RBP: 0000000000000001 R08: 0000000000000001 R09: 0000000000000000 [ 63.396267][ T5174] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000003 [ 63.404288][ T5174] R13: ffff8880253a00b0 R14: ffff888035622480 R15: 0000000040408280 [ 63.412285][ T5174] FS: 00007f3631d66740(0000) GS:ffff888124753000(0000) knlGS:0000000000000000 [ 63.421259][ T5174] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 63.427838][ T5174] CR2: 000055581f4ad160 CR3: 000000003485e000 CR4: 00000000003526f0 [ 63.435845][ T5174] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 63.443838][ T5174] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 63.451832][ T5174] Call Trace: [ 63.455095][ T5174] [ 63.458006][ T5174] ? bcm5974_wellspring_mode+0x400/0x730 [ 63.463662][ T5174] ? _raw_spin_unlock_irq+0x1/0x50 [ 63.468800][ T5174] bcm5974_start_traffic+0xb8/0x180 [ 63.473987][ T5174] bcm5974_open+0xa2/0x180 [ 63.478384][ T5174] input_open_device+0x230/0x390 [ 63.483342][ T5174] ? __pfx_bcm5974_open+0x10/0x10 [ 63.488370][ T5174] mousedev_open_device+0xe0/0x140 exit_group(0) = ? +++ exited with 0 +++ [ 63.493500][