[info] Using makefile-style concurrent boot in runlevel 2. [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [ 14.914484][ C1] random: crng init done [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.22' (ECDSA) to the list of known hosts. syzkaller login: [ 22.211167][ T22] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 22.571215][ T22] usb 1-1: config 0 interface 0 altsetting 0 bulk endpoint 0x84 has invalid maxpacket 830 [ 22.581289][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0xF has wMaxPacketSize 0, skipping [ 22.591155][ T22] usb 1-1: config 0 interface 0 altsetting 0 endpoint 0x7 has wMaxPacketSize 0, skipping [ 22.601060][ T22] usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping [ 22.611635][ T22] usb 1-1: New USB device found, idVendor=13dc, idProduct=5611, bcdDevice=40.15 [ 22.620658][ T22] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 22.630164][ T22] usb 1-1: config 0 descriptor?? [ 22.651337][ T1712] raw-gadget gadget: fail, usb_ep_enable returned -22 [ 22.673606][ T22] hwa-hc 1-1:0.0: Wire Adapter v8.0 newer than groked v1.0 [ 22.680914][ T22] usb 1-1: BUG? WUSB host has no security descriptors [ 22.688663][ T22] ------------[ cut here ]------------ [ 22.694185][ T22] usb 1-1: BOGUS urb xfer, pipe 1 != type 3 [ 22.700154][ T22] WARNING: CPU: 1 PID: 22 at drivers/usb/core/urb.c:478 usb_submit_urb+0x1188/0x13b0 [ 22.709627][ T22] Kernel panic - not syncing: panic_on_warn set ... [ 22.716228][ T22] CPU: 1 PID: 22 Comm: kworker/1:1 Not tainted 5.5.0-rc2-syzkaller #0 [ 22.724354][ T22] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 22.734403][ T22] Workqueue: usb_hub_wq hub_event [ 22.739557][ T22] Call Trace: [ 22.742842][ T22] dump_stack+0xef/0x16e [ 22.747070][ T22] ? usb_submit_urb+0x1140/0x13b0 [ 22.752161][ T22] panic+0x2aa/0x6e1 [ 22.756076][ T22] ? add_taint.cold+0x16/0x16 [ 22.760737][ T22] ? __probe_kernel_read+0x188/0x1d0 [ 22.766098][ T22] ? __warn.cold+0x14/0x30 [ 22.770491][ T22] ? __warn+0xd5/0x1c8 [ 22.775231][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 22.780242][ T22] __warn.cold+0x2f/0x30 [ 22.784467][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 22.789469][ T22] report_bug+0x27b/0x2f0 [ 22.793864][ T22] do_error_trap+0x12b/0x1e0 [ 22.798442][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 22.803441][ T22] do_invalid_op+0x32/0x40 [ 22.807852][ T22] ? usb_submit_urb+0x1188/0x13b0 [ 22.812869][ T22] invalid_op+0x23/0x30 [ 22.817002][ T22] RIP: 0010:usb_submit_urb+0x1188/0x13b0 [ 22.822710][ T22] Code: 4d 85 ed 74 2c e8 78 90 e7 fd 4c 89 f7 e8 70 2c 1d ff 41 89 d8 44 89 e1 4c 89 ea 48 89 c6 48 c7 c7 80 59 15 86 e8 20 ad bc fd <0f> 0b e9 20 f4 ff ff e8 4c 90 e7 fd 4c 89 f2 48 b8 00 00 00 00 00 [ 22.842292][ T22] RSP: 0018:ffff8881d8c370b0 EFLAGS: 00010286 [ 22.848342][ T22] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 22.856308][ T22] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103b186e08 [ 22.864271][ T22] RBP: ffff8881d028a400 R08: ffff8881da24e200 R09: ffffed103b66439f [ 22.872230][ T22] R10: ffffed103b66439e R11: ffff8881db321cf3 R12: 0000000000000001 [ 22.880359][ T22] R13: ffff8881d194fed0 R14: ffff8881c68a90a0 R15: ffff8881d4dfa000 [ 22.888320][ T22] ? vprintk_func+0x7d/0x113 [ 22.892891][ T22] ? usb_init_urb+0x34/0x120 [ 22.897469][ T22] wa_nep_create+0x4f9/0x720 [ 22.902041][ T22] ? __kmalloc+0x26/0x340 [ 22.906349][ T22] wa_create+0x26e/0x340 [ 22.910574][ T22] hwahc_probe.cold+0xc9/0x48b [ 22.915319][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 22.921639][ T22] ? __hwahc_op_mmcie_add+0x1e0/0x1e0 [ 22.926995][ T22] ? __pm_runtime_set_status+0x5d5/0xa10 [ 22.932607][ T22] ? rpm_callback+0x230/0x230 [ 22.937280][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 22.942560][ T22] ? __pm_runtime_resume+0x111/0x180 [ 22.947829][ T22] usb_probe_interface+0x305/0x7a0 [ 22.952938][ T22] ? usb_probe_device+0x100/0x100 [ 22.957956][ T22] really_probe+0x281/0x6d0 [ 22.962438][ T22] driver_probe_device+0x104/0x210 [ 22.967529][ T22] __device_attach_driver+0x1c2/0x220 [ 22.972893][ T22] ? driver_allows_async_probing+0x160/0x160 [ 22.978859][ T22] bus_for_each_drv+0x162/0x1e0 [ 22.983803][ T22] ? bus_rescan_devices+0x20/0x20 [ 22.988807][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 22.994594][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 22.999858][ T22] __device_attach+0x217/0x360 [ 23.004777][ T22] ? device_bind_driver+0xd0/0xd0 [ 23.009886][ T22] bus_probe_device+0x1e4/0x290 [ 23.014714][ T22] device_add+0x1480/0x1c20 [ 23.019199][ T22] ? wait_for_completion+0x3c0/0x3c0 [ 23.024820][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 23.030878][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 23.036667][ T22] usb_set_configuration+0xe67/0x1740 [ 23.042020][ T22] generic_probe+0x9d/0xd5 [ 23.046433][ T22] usb_probe_device+0x99/0x100 [ 23.051177][ T22] ? usb_suspend+0x620/0x620 [ 23.055834][ T22] really_probe+0x281/0x6d0 [ 23.060325][ T22] driver_probe_device+0x104/0x210 [ 23.065432][ T22] __device_attach_driver+0x1c2/0x220 [ 23.070785][ T22] ? driver_allows_async_probing+0x160/0x160 [ 23.076829][ T22] bus_for_each_drv+0x162/0x1e0 [ 23.081670][ T22] ? bus_rescan_devices+0x20/0x20 [ 23.086675][ T22] ? _raw_spin_unlock_irqrestore+0x39/0x40 [ 23.092461][ T22] ? lockdep_hardirqs_on+0x382/0x580 [ 23.097728][ T22] __device_attach+0x217/0x360 [ 23.102472][ T22] ? device_bind_driver+0xd0/0xd0 [ 23.107490][ T22] bus_probe_device+0x1e4/0x290 [ 23.112321][ T22] device_add+0x1480/0x1c20 [ 23.116805][ T22] ? device_links_flush_sync_list+0x350/0x350 [ 23.122862][ T22] usb_new_device.cold+0x6a4/0xe79 [ 23.127954][ T22] hub_event+0x1e59/0x3860 [ 23.132350][ T22] ? hub_port_debounce+0x260/0x260 [ 23.137980][ T22] ? find_held_lock+0x2d/0x110 [ 23.143766][ T22] ? mark_held_locks+0xe0/0xe0 [ 23.148598][ T22] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 23.154134][ T22] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 23.159497][ T22] process_one_work+0x92b/0x1530 [ 23.164419][ T22] ? pwq_dec_nr_in_flight+0x310/0x310 [ 23.169781][ T22] ? do_raw_spin_lock+0x11a/0x280 [ 23.174798][ T22] worker_thread+0x96/0xe20 [ 23.179284][ T22] ? process_one_work+0x1530/0x1530 [ 23.184470][ T22] kthread+0x318/0x420 [ 23.188530][ T22] ? kthread_create_on_node+0xf0/0xf0 [ 23.193881][ T22] ret_from_fork+0x24/0x30 [ 23.199021][ T22] Kernel Offset: disabled [ 23.205026][ T22] Rebooting in 86400 seconds..