[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 syzkaller login: [ 13.708244][ C1] random: crng init done [ 13.712512][ C1] random: 7 urandom warning(s) missed due to ratelimiting Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. 2020/05/29 11:05:17 parsed 1 programs 2020/05/29 11:05:17 executed programs: 0 [ 34.587309][ T361] cgroup: Unknown subsys name 'perf_event' [ 34.594061][ T361] cgroup: Unknown subsys name 'net_cls' [ 36.554795][ T166] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 36.794628][ T166] usb 1-1: Using ep0 maxpacket: 16 [ 36.914660][ T166] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 36.925641][ T166] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x3 has invalid wMaxPacketSize 0 [ 37.094575][ T166] usb 1-1: New USB device found, idVendor=0bc7, idProduct=0005, bcdDevice=cb.33 [ 37.103626][ T166] usb 1-1: New USB device strings: Mfr=105, Product=50, SerialNumber=129 [ 37.112255][ T166] usb 1-1: Product: syz [ 37.116473][ T166] usb 1-1: Manufacturer: syz [ 37.121042][ T166] usb 1-1: SerialNumber: syz [ 37.130540][ T166] usb 1-1: config 0 descriptor?? [ 37.176165][ T166] ati_remote 1-1:0.0: Initializing ati_remote hardware failed. [ 37.183854][ T166] ati_remote: probe of 1-1:0.0 failed with error -5 [ 37.375792][ T83] usb 1-1: USB disconnect, device number 2 [ 38.343864][ T83] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 38.583740][ T83] usb 1-1: Using ep0 maxpacket: 16 [ 38.703718][ T83] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x8D has an invalid bInterval 0, changing to 7 [ 38.714611][ T83] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x3 has invalid maxpacket 255 [ 38.893647][ T83] usb 1-1: New USB device found, idVendor=0bc7, idProduct=0005, bcdDevice=cb.33 [ 38.902741][ T83] usb 1-1: New USB device strings: Mfr=105, Product=50, SerialNumber=129 [ 38.911429][ T83] usb 1-1: Product: syz [ 38.915651][ T83] usb 1-1: Manufacturer: syz [ 38.920219][ T83] usb 1-1: SerialNumber: syz [ 38.926312][ T83] usb 1-1: config 0 descriptor?? [ 38.964869][ T83] ------------[ cut here ]------------ [ 38.970396][ T83] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 38.976513][ T83] WARNING: CPU: 1 PID: 83 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x1460 [ 38.986041][ T83] Kernel panic - not syncing: panic_on_warn set ... [ 38.992601][ T83] CPU: 1 PID: 83 Comm: kworker/1:2 Not tainted 5.7.0-rc6-syzkaller #0 [ 39.000720][ T83] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 39.010756][ T83] Workqueue: usb_hub_wq hub_event [ 39.015753][ T83] Call Trace: [ 39.019046][ T83] dump_stack+0xef/0x16e [ 39.023264][ T83] ? usb_submit_urb+0x10e0/0x1460 [ 39.028261][ T83] panic+0x2aa/0x6e1 [ 39.032132][ T83] ? add_taint.cold+0x16/0x16 [ 39.036783][ T83] ? __probe_kernel_read+0x188/0x1d0 [ 39.042041][ T83] ? __warn.cold+0x14/0x30 [ 39.046434][ T83] ? __warn+0xd5/0x1c8 [ 39.050477][ T83] ? usb_submit_urb+0x1188/0x1460 [ 39.055473][ T83] __warn.cold+0x2f/0x30 [ 39.059698][ T83] ? usb_submit_urb+0x1188/0x1460 [ 39.064716][ T83] report_bug+0x27b/0x2f0 [ 39.069023][ T83] do_error_trap+0x12b/0x1e0 [ 39.073586][ T83] ? usb_submit_urb+0x1188/0x1460 [ 39.078604][ T83] do_invalid_op+0x32/0x40 [ 39.082996][ T83] ? usb_submit_urb+0x1188/0x1460 [ 39.087995][ T83] invalid_op+0x23/0x30 [ 39.092129][ T83] RIP: 0010:usb_submit_urb+0x1188/0x1460 [ 39.097733][ T83] Code: 4d 85 ed 74 46 e8 88 b1 d2 fd 4c 89 f7 e8 b0 a4 16 ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 c0 56 3d 86 e8 70 87 a6 fd <0f> 0b e9 20 f4 ff ff e8 5c b1 d2 fd 0f 1f 44 00 00 e8 52 b1 d2 fd [ 39.117311][ T83] RSP: 0018:ffff8881d8b27000 EFLAGS: 00010282 [ 39.123348][ T83] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 39.131306][ T83] RDX: 0000000000000000 RSI: ffffffff812a339d RDI: ffffed103b164df2 [ 39.139264][ T83] RBP: ffff8881d55dce50 R08: ffff8881d8d94a40 R09: ffffed103b666292 [ 39.147218][ T83] R10: ffff8881db33148f R11: ffffed103b666291 R12: 0000000000000001 [ 39.155163][ T83] R13: ffff8881cd2f1a20 R14: ffff8881da3f40a0 R15: ffff8881d55dc600 [ 39.163112][ T83] ? vprintk_func+0x7d/0x113 [ 39.167693][ T83] ati_remote_sendpacket+0x1ee/0x5a0 [ 39.172976][ T83] ? snprintf+0xbb/0xf0 [ 39.177131][ T83] ? ati_remote_irq_out+0x150/0x150 [ 39.182327][ T83] ? lockdep_init_map_waits+0x26a/0x7c0 [ 39.187864][ T83] ? lockdep_init_map_waits+0x26a/0x7c0 [ 39.193389][ T83] ? __raw_spin_lock_init+0x34/0x100 [ 39.198651][ T83] ati_remote_probe+0x1254/0x1ffd [ 39.203655][ T83] usb_probe_interface+0x310/0x800 [ 39.208743][ T83] ? usb_probe_device+0x230/0x230 [ 39.213744][ T83] really_probe+0x290/0xac0 [ 39.218226][ T83] driver_probe_device+0x223/0x350 [ 39.223318][ T83] __device_attach_driver+0x1d1/0x290 [ 39.228672][ T83] ? driver_allows_async_probing+0x160/0x160 [ 39.234627][ T83] bus_for_each_drv+0x162/0x1e0 [ 39.239466][ T83] ? bus_rescan_devices+0x20/0x20 [ 39.244469][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 39.250252][ T83] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 39.255518][ T83] __device_attach+0x21a/0x390 [ 39.260262][ T83] ? device_bind_driver+0xd0/0xd0 [ 39.265270][ T83] bus_probe_device+0x1e4/0x290 [ 39.270105][ T83] device_add+0x1367/0x1c40 [ 39.274596][ T83] ? wait_for_completion+0x280/0x280 [ 39.279857][ T83] ? device_link_remove+0x110/0x110 [ 39.285032][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 39.290814][ T83] usb_set_configuration+0xed4/0x1850 [ 39.296163][ T83] usb_generic_driver_probe+0x9d/0xe0 [ 39.301523][ T83] usb_probe_device+0xd9/0x230 [ 39.306272][ T83] ? usb_suspend+0x600/0x600 [ 39.310837][ T83] really_probe+0x290/0xac0 [ 39.315317][ T83] driver_probe_device+0x223/0x350 [ 39.320406][ T83] __device_attach_driver+0x1d1/0x290 [ 39.325758][ T83] ? driver_allows_async_probing+0x160/0x160 [ 39.331716][ T83] bus_for_each_drv+0x162/0x1e0 [ 39.336549][ T83] ? bus_rescan_devices+0x20/0x20 [ 39.341551][ T83] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 39.347334][ T83] ? lockdep_hardirqs_on+0x3c7/0x5d0 [ 39.352595][ T83] __device_attach+0x21a/0x390 [ 39.357336][ T83] ? device_bind_driver+0xd0/0xd0 [ 39.362336][ T83] bus_probe_device+0x1e4/0x290 [ 39.367171][ T83] device_add+0x1367/0x1c40 [ 39.371660][ T83] ? device_link_remove+0x110/0x110 [ 39.376846][ T83] usb_new_device.cold+0x552/0xf6e [ 39.381932][ T83] ? hub_disconnect+0x4a0/0x4a0 [ 39.386758][ T83] ? mark_held_locks+0x9f/0xe0 [ 39.391500][ T83] ? _raw_spin_unlock_irq+0x1f/0x30 [ 39.396677][ T83] hub_event+0x226d/0x43c0 [ 39.401071][ T83] ? hub_port_debounce+0x350/0x350 [ 39.406160][ T83] ? __x64_sys_sysinfo+0x31/0x40 [ 39.411162][ T83] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 39.416684][ T83] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 39.421946][ T83] ? _raw_spin_unlock_irq+0x1f/0x30 [ 39.427119][ T83] process_one_work+0x965/0x1630 [ 39.432035][ T83] ? lock_release+0x720/0x720 [ 39.436690][ T83] ? pwq_dec_nr_in_flight+0x310/0x310 [ 39.442037][ T83] ? rwlock_bug.part.0+0x90/0x90 [ 39.446948][ T83] worker_thread+0x96/0xe20 [ 39.451428][ T83] ? process_one_work+0x1630/0x1630 [ 39.456605][ T83] kthread+0x326/0x430 [ 39.460662][ T83] ? kthread_create_on_node+0xf0/0xf0 [ 39.466009][ T83] ret_from_fork+0x24/0x30 [ 39.471107][ T83] Kernel Offset: disabled [ 39.475465][ T83] Rebooting in 86400 seconds..