Starting System Logging Service... [ OK ] Started Daily Cleanup of Temporary Directories. [ OK ] Reached target Timers. Starting getty on tty2-tty6 if dbus and logind are not available... [ 47.904408][ T8125] sshd (8125) used greatest stack depth: 23008 bytes left [ OK ] Started Permit User Sessions. [ OK ] Started System Logging Service. [ OK ] Started OpenBSD Secure Shell server. [ OK ] Found device /dev/ttyS0. [ OK ] Started getty on tty2-tty6 if dbus and logind are not available. [ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Warning: Permanently added '10.128.0.93' (ECDSA) to the list of known hosts. [ 63.736413][ T37] audit: type=1400 audit(1625932167.631:8): avc: denied { execmem } for pid=8454 comm="syz-executor897" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 63.999720][ T36] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 64.359751][ T36] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 1023 [ 64.449757][ T36] usb 1-1: New USB device found, idVendor=05ac, idProduct=0238, bcdDevice= 0.40 [ 64.459062][ T36] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=193 [ 64.468138][ T36] usb 1-1: SerialNumber: syz [ 64.476338][ T36] usb 1-1: config 0 descriptor?? Debian GNU/Linux 9 syzkaller ttyS0 [ 64.500790][ T8454] raw-gadget gadget: fail, usb_ep_enable returned -22 syzkaller login: [ 64.520776][ T36] input: bcm5974 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/input/input5 [ 64.949603][ T8466] ------------[ cut here ]------------ [ 64.955070][ T8466] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 64.961649][ T8466] WARNING: CPU: 0 PID: 8466 at drivers/usb/core/urb.c:493 usb_submit_urb+0xd27/0x1540 [ 64.971496][ T8466] Modules linked in: [ 64.975481][ T8466] CPU: 1 PID: 8466 Comm: systemd-udevd Tainted: G W 5.13.0-syzkaller #0 [ 64.985635][ T8466] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.995803][ T8466] RIP: 0010:usb_submit_urb+0xd27/0x1540 [ 65.001762][ T8466] Code: 84 d4 02 00 00 e8 a9 78 23 fc 4c 89 ef e8 a1 85 0c ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 20 f2 26 8a e8 c0 65 8e 03 <0f> 0b e9 81 f8 ff ff e8 7d 78 23 fc 48 81 c5 40 06 00 00 e9 ad f7 [ 65.021742][ T8466] RSP: 0018:ffffc90001897870 EFLAGS: 00010286 [ 65.027924][ T8466] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 65.035987][ T8466] RDX: ffff888032522040 RSI: ffffffff815ca6f5 RDI: fffff52000312f00 [ 65.044017][ T8466] RBP: ffff888027e48f00 R08: 0000000000000000 R09: 0000000000000000 [ 65.052355][ T8466] R10: ffffffff815c452e R11: 0000000000000000 R12: 0000000000000001 [ 65.060399][ T8466] R13: ffff8880187360a8 R14: ffff888022e0a4c0 R15: ffff8880163b8b00 [ 65.068381][ T8466] FS: 00007f5a7d2608c0(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 65.077365][ T8466] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 65.084031][ T8466] CR2: 00007f2aaf2cb000 CR3: 000000003261e000 CR4: 00000000001506e0 [ 65.092054][ T8466] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 65.100080][ T8466] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 65.108058][ T8466] Call Trace: [ 65.111543][ T8466] bcm5974_start_traffic+0xbd/0x170 [ 65.116759][ T8466] bcm5974_open+0x9f/0x160 [ 65.121226][ T8466] input_open_device+0x1bb/0x320 [ 65.126172][ T8466] ? bcm5974_resume+0xc0/0xc0 [ 65.130905][ T8466] evdev_open+0x538/0x6a0 [ 65.135422][ T8466] ? evdev_connect+0x4b0/0x4b0 [ 65.140251][ T8466] chrdev_open+0x266/0x770 [ 65.144753][ T8466] ? cdev_device_add+0x210/0x210 [ 65.14