[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.0.206' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 33.818307][ T7] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 34.177623][ T7] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x81 has invalid maxpacket 1023 [ 34.267552][ T7] usb 1-1: New USB device found, idVendor=05ac, idProduct=0238, bcdDevice= 0.40 [ 34.276584][ T7] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=193 [ 34.284965][ T7] usb 1-1: SerialNumber: syz [ 34.291634][ T7] usb 1-1: config 0 descriptor?? [ 34.317887][ T4389] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 34.340475][ T7] input: bcm5974 as /devices/platform/dummy_hcd.0/usb1/1-1/1-1:0.0/input/input5 [ 34.777233][ T4394] ------------[ cut here ]------------ [ 34.782848][ T4394] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 34.789014][ T4394] WARNING: CPU: 1 PID: 4394 at drivers/usb/core/urb.c:493 usb_submit_urb+0xcde/0x14e0 [ 34.798609][ T4394] Modules linked in: [ 34.802517][ T4394] CPU: 1 PID: 4394 Comm: systemd-udevd Not tainted 5.10.0-rc7-syzkaller #0 [ 34.811126][ T4394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 34.821332][ T4394] RIP: 0010:usb_submit_urb+0xcde/0x14e0 [ 34.826864][ T4394] Code: 84 d4 02 00 00 e8 82 31 bd fd 4c 89 ef e8 ea 02 1b ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 60 64 41 86 e8 ad 12 f3 01 <0f> 0b e9 ca f8 ff ff e8 56 31 bd fd 48 81 c5 40 06 00 00 e9 f6 f7 [ 34.846523][ T4394] RSP: 0018:ffffc90000237880 EFLAGS: 00010286 [ 34.852660][ T4394] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 34.860660][ T4394] RDX: ffff888111cfcbc0 RSI: ffffffff8128f483 RDI: fffff52000046f02 [ 34.868664][ T4394] RBP: ffff8881038c6500 R08: 0000000000000001 R09: ffff8881f6b2f5cf [ 34.876623][ T4394] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 34.884633][ T4394] R13: ffff8881135ce0a0 R14: ffff888102db9a50 R15: ffff888102c8f200 [ 34.892635][ T4394] FS: 00007f2b39b378c0(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000 [ 34.901607][ T4394] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 34.908233][ T4394] CR2: 0000564c8443b348 CR3: 0000000102af5000 CR4: 00000000001506e0 [ 34.916189][ T4394] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 34.924177][ T4394] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 34.932211][ T4394] Call Trace: [ 34.935489][ T4394] bcm5974_start_traffic+0xbd/0x170 [ 34.940737][ T4394] bcm5974_open+0x9f/0x160 [ 34.945148][ T4394] input_open_device+0x171/0x2d0 [ 34.950136][ T4394] ? bcm5974_resume+0xc0/0xc0 [ 34.954804][ T4394] evdev_open+0x516/0x680 [ 34.959186][ T4394] ? evdev_connect+0x4b0/0x4b0 [ 34.963936][ T4394] chrdev_open+0x266/0x770 [ 34.968408][ T4394] ? cdev_device_add+0x210/0x210 executing program [ 34.973341][ T4394] ? security_file_open+0x205/0x4f0 [ 34.978575][ T4394] do_dentry_open+0x4b4/0x1090 [ 34.980204][ T7] usb 1-1: USB disconnect, device number 2 [ 34.983341][ T4394] ? cdev_device_add+0x210/0x210 [ 34.994078][ T4394] ? may_open+0x1e4/0x400 [ 34.998477][ T4394] path_openat+0x1b9a/0x2730 [ 35.003066][ T4394] ? path_lookupat+0x830/0x830 [ 35.007871][ T4394] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 35.014024][ T4394] do_filp_open+0x17e/0x3c0 [ 35.018614][ T4394] ? may_open_dev+0xf0/0xf0 [ 35.023126][ T4394] ? do_raw_spin_lock+0x120/0x2b0 [ 35.028190][ T4394] ? rwlock_bug.part.0+0x90/0x90 [ 35.033134][ T4394] ? _raw_spin_unlock+0x1a/0x30 [ 35.038001][ T4394] ? __alloc_fd+0x28d/0x600 [ 35.042508][ T4394] do_sys_openat2+0x16d/0x420 [ 35.047271][ T4394] ? build_open_flags+0x650/0x650 [ 35.052286][ T4394] ? security_file_free+0xa4/0xd0 [ 35.057339][ T4394] __x64_sys_open+0x119/0x1c0 [ 35.062007][ T4394] ? do_sys_open+0x140/0x140 [ 35.066616][ T4394] ? __secure_computing+0xb4/0x290 [ 35.071757][ T4394] do_syscall_64+0x2d/0x40 [ 35.076166][ T4394] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 35.082092][ T4394] RIP: 0033:0x7f2b38c7e840 [ 35.086499][ T4394] Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 [ 35.106295][ T4394] RSP: 002b:00007ffc8470f6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 35.114752][ T4394] RAX: ffffffffffffffda RBX: 0000564c84415fc0 RCX: 00007f2b38c7e840 [ 35.122758][ T4394] RDX: 0000000000000000 RSI: 0000000000080902 RDI: 0000564c84426e70 [ 35.130785][ T4394] RBP: 0000000000000000 R08: 0000564c8441600c R09: 0000000000000000 [ 35.138793][ T4394] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8470f710 [ 35.146768][ T4394] R13: 00000000ffffffff R14: 0000000000000004 R15: 0000564c84416000 [ 35.154769][ T4394] Kernel panic - not syncing: panic_on_warn set ... [ 35.161346][ T4394] CPU: 1 PID: 4394 Comm: systemd-udevd Not tainted 5.10.0-rc7-syzkaller #0 [ 35.169897][ T4394] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 35.179920][ T4394] Call Trace: [ 35.183184][ T4394] dump_stack+0x107/0x163 [ 35.187500][ T4394] panic+0x306/0x73d [ 35.191382][ T4394] ? __warn_printk+0xf3/0xf3 [ 35.195940][ T4394] ? __warn.cold+0x1a/0x44 [ 35.200342][ T4394] ? __warn+0xf1/0x210 [ 35.204383][ T4394] ? usb_submit_urb+0xcde/0x14e0 [ 35.209306][ T4394] __warn.cold+0x35/0x44 [ 35.213521][ T4394] ? irq_work_queue+0x44/0x50 [ 35.218189][ T4394] ? usb_submit_urb+0xcde/0x14e0 [ 35.223119][ T4394] report_bug+0x1bd/0x210 [ 35.227422][ T4394] handle_bug+0x3c/0x60 [ 35.231636][ T4394] exc_invalid_op+0x14/0x40 [ 35.236128][ T4394] asm_exc_invalid_op+0x12/0x20 [ 35.240952][ T4394] RIP: 0010:usb_submit_urb+0xcde/0x14e0 [ 35.246473][ T4394] Code: 84 d4 02 00 00 e8 82 31 bd fd 4c 89 ef e8 ea 02 1b ff 41 89 d8 44 89 e1 4c 89 f2 48 89 c6 48 c7 c7 60 64 41 86 e8 ad 12 f3 01 <0f> 0b e9 ca f8 ff ff e8 56 31 bd fd 48 81 c5 40 06 00 00 e9 f6 f7 [ 35.266053][ T4394] RSP: 0018:ffffc90000237880 EFLAGS: 00010286 [ 35.272094][ T4394] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 35.280049][ T4394] RDX: ffff888111cfcbc0 RSI: ffffffff8128f483 RDI: fffff52000046f02 [ 35.287992][ T4394] RBP: ffff8881038c6500 R08: 0000000000000001 R09: ffff8881f6b2f5cf [ 35.295938][ T4394] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000001 [ 35.303883][ T4394] R13: ffff8881135ce0a0 R14: ffff888102db9a50 R15: ffff888102c8f200 [ 35.311831][ T4394] ? vprintk_func+0x93/0x140 [ 35.316394][ T4394] bcm5974_start_traffic+0xbd/0x170 [ 35.321591][ T4394] bcm5974_open+0x9f/0x160 [ 35.326097][ T4394] input_open_device+0x171/0x2d0 [ 35.331007][ T4394] ? bcm5974_resume+0xc0/0xc0 [ 35.335652][ T4394] evdev_open+0x516/0x680 [ 35.339966][ T4394] ? evdev_connect+0x4b0/0x4b0 [ 35.344698][ T4394] chrdev_open+0x266/0x770 [ 35.349083][ T4394] ? cdev_device_add+0x210/0x210 [ 35.353992][ T4394] ? security_file_open+0x205/0x4f0 [ 35.359159][ T4394] do_dentry_open+0x4b4/0x1090 [ 35.363892][ T4394] ? cdev_device_add+0x210/0x210 [ 35.368801][ T4394] ? may_open+0x1e4/0x400 [ 35.373117][ T4394] path_openat+0x1b9a/0x2730 [ 35.377680][ T4394] ? path_lookupat+0x830/0x830 [ 35.382432][ T4394] ? lockdep_hardirqs_on_prepare+0x3e0/0x3e0 [ 35.388386][ T4394] do_filp_open+0x17e/0x3c0 [ 35.392879][ T4394] ? may_open_dev+0xf0/0xf0 [ 35.397359][ T4394] ? do_raw_spin_lock+0x120/0x2b0 [ 35.402377][ T4394] ? rwlock_bug.part.0+0x90/0x90 [ 35.407290][ T4394] ? _raw_spin_unlock+0x1a/0x30 [ 35.412134][ T4394] ? __alloc_fd+0x28d/0x600 [ 35.416612][ T4394] do_sys_openat2+0x16d/0x420 [ 35.421265][ T4394] ? build_open_flags+0x650/0x650 [ 35.426271][ T4394] ? security_file_free+0xa4/0xd0 [ 35.431267][ T4394] __x64_sys_open+0x119/0x1c0 [ 35.435931][ T4394] ? do_sys_open+0x140/0x140 [ 35.440492][ T4394] ? __secure_computing+0xb4/0x290 [ 35.445574][ T4394] do_syscall_64+0x2d/0x40 [ 35.449975][ T4394] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 35.455838][ T4394] RIP: 0033:0x7f2b38c7e840 [ 35.460231][ T4394] Code: 73 01 c3 48 8b 0d 68 77 20 00 f7 d8 64 89 01 48 83 c8 ff c3 66 0f 1f 44 00 00 83 3d 89 bb 20 00 00 75 10 b8 02 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 31 c3 48 83 ec 08 e8 1e f6 ff ff 48 89 04 24 [ 35.479805][ T4394] RSP: 002b:00007ffc8470f6c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 [ 35.488203][ T4394] RAX: ffffffffffffffda RBX: 0000564c84415fc0 RCX: 00007f2b38c7e840 [ 35.496145][ T4394] RDX: 0000000000000000 RSI: 0000000000080902 RDI: 0000564c84426e70 [ 35.504097][ T4394] RBP: 0000000000000000 R08: 0000564c8441600c R09: 0000000000000000 [ 35.512051][ T4394] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc8470f710 [ 35.520037][ T4394] R13: 00000000ffffffff R14: 0000000000000004 R15: 0000564c84416000 [ 35.528685][ T4394] Kernel Offset: disabled [ 35.533058][ T4394] Rebooting in 86400 seconds..