INIT: Entering runlevel: 2 [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. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.222' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 42.266248][ T81] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 42.506202][ T81] usb 1-1: Using ep0 maxpacket: 8 [ 42.626294][ T81] usb 1-1: config 0 has an invalid interface number: 249 but max is 0 [ 42.634582][ T81] usb 1-1: config 0 has no interface number 0 [ 42.640729][ T81] usb 1-1: New USB device found, idVendor=1286, idProduct=204a, bcdDevice=5b.0f [ 42.649780][ T81] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 42.659125][ T81] usb 1-1: config 0 descriptor?? executing program [ 42.946338][ T81] usb 1-1: string descriptor 0 read error: -71 [ 42.957883][ T101] usb 1-1: Direct firmware load for mrvl/usb8801_uapsta.bin failed with error -2 [ 42.967169][ T81] usb 1-1: USB disconnect, device number 2 [ 42.973736][ T101] usb 1-1: Failed to get firmware mrvl/usb8801_uapsta.bin [ 42.981160][ T101] usb 1-1: info: _mwifiex_fw_dpc: unregister device [ 42.987780][ T101] INFO: trying to register non-static key. [ 42.993561][ T101] the code is fine but needs lockdep annotation. [ 42.999860][ T101] turning off the locking correctness validator. [ 43.006211][ T101] CPU: 1 PID: 101 Comm: kworker/1:2 Not tainted 5.5.0-rc1-syzkaller #0 [ 43.014451][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.024581][ T101] Workqueue: events request_firmware_work_func [ 43.030705][ T101] Call Trace: [ 43.033977][ T101] dump_stack+0xef/0x16e [ 43.038207][ T101] register_lock_class+0x1022/0x11d0 [ 43.043469][ T101] ? is_dynamic_key+0x1b0/0x1b0 [ 43.048298][ T101] ? _raw_spin_unlock_irq+0x1f/0x30 [ 43.053492][ T101] ? lockdep_hardirqs_on+0x382/0x580 [ 43.058863][ T101] __lock_acquire+0xfc/0x3b60 [ 43.063533][ T101] ? __sched_text_start+0x8/0x8 [ 43.068358][ T101] ? mark_held_locks+0xe0/0xe0 [ 43.073099][ T101] ? _cond_resched+0x10/0x20 [ 43.077665][ T101] ? usb_kill_urb+0x198/0x2c0 [ 43.082335][ T101] lock_acquire+0x127/0x320 [ 43.086830][ T101] ? try_to_del_timer_sync+0x110/0x110 [ 43.092276][ T101] del_timer_sync+0x3a/0x130 [ 43.096866][ T101] ? try_to_del_timer_sync+0x110/0x110 [ 43.102302][ T101] mwifiex_unregister_dev+0x416/0x690 [ 43.107652][ T101] _mwifiex_fw_dpc+0x5a4/0xde0 [ 43.112409][ T101] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 43.118713][ T101] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 43.124157][ T101] ? _request_firmware+0x8eb/0x1140 [ 43.129340][ T101] ? kfree+0xda/0x310 [ 43.133298][ T101] ? _request_firmware+0x10b/0x1140 [ 43.138493][ T101] ? assign_fw+0x570/0x570 [ 43.142884][ T101] ? find_held_lock+0x2d/0x110 [ 43.147623][ T101] ? mark_held_locks+0xe0/0xe0 [ 43.152365][ T101] ? _mwifiex_fw_dpc+0xde0/0xde0 [ 43.157380][ T101] request_firmware_work_func+0x126/0x242 [ 43.163076][ T101] ? request_firmware_into_buf+0x90/0x90 [ 43.168693][ T101] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.174214][ T101] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.179481][ T101] process_one_work+0x92b/0x1530 [ 43.184395][ T101] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.189742][ T101] ? do_raw_spin_lock+0x11a/0x280 [ 43.194748][ T101] worker_thread+0x96/0xe20 [ 43.199229][ T101] ? process_one_work+0x1530/0x1530 [ 43.204402][ T101] kthread+0x318/0x420 [ 43.208445][ T101] ? kthread_create_on_node+0xf0/0xf0 [ 43.213802][ T101] ret_from_fork+0x24/0x30 [ 43.218257][ T101] ------------[ cut here ]------------ [ 43.223733][ T101] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 43.233512][ T101] WARNING: CPU: 1 PID: 101 at lib/debugobjects.c:481 debug_print_object+0x160/0x250 [ 43.242873][ T101] Kernel panic - not syncing: panic_on_warn set ... [ 43.249507][ T101] CPU: 1 PID: 101 Comm: kworker/1:2 Not tainted 5.5.0-rc1-syzkaller #0 [ 43.257732][ T101] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 43.267779][ T101] Workqueue: events request_firmware_work_func [ 43.274032][ T101] Call Trace: [ 43.277330][ T101] dump_stack+0xef/0x16e [ 43.281565][ T101] ? debug_print_object+0xd0/0x250 [ 43.286656][ T101] panic+0x2aa/0x6e1 [ 43.290531][ T101] ? add_taint.cold+0x16/0x16 [ 43.295185][ T101] ? __probe_kernel_read+0x188/0x1d0 [ 43.300488][ T101] ? __warn.cold+0x14/0x30 [ 43.304880][ T101] ? __warn+0xd5/0x1c8 [ 43.308944][ T101] ? debug_print_object+0x160/0x250 [ 43.314243][ T101] __warn.cold+0x2f/0x30 [ 43.318482][ T101] ? debug_print_object+0x160/0x250 [ 43.323748][ T101] report_bug+0x27b/0x2f0 [ 43.328081][ T101] do_error_trap+0x12b/0x1e0 [ 43.332650][ T101] ? debug_print_object+0x160/0x250 [ 43.337832][ T101] do_invalid_op+0x32/0x40 [ 43.342229][ T101] ? debug_print_object+0x160/0x250 [ 43.347403][ T101] invalid_op+0x23/0x30 [ 43.351553][ T101] RIP: 0010:debug_print_object+0x160/0x250 [ 43.357348][ T101] Code: dd a0 00 db 85 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 bf 00 00 00 48 8b 14 dd a0 00 db 85 48 c7 c7 40 f6 da 85 e8 d8 b3 2b ff <0f> 0b 83 05 bb 78 bf 05 01 48 83 c4 20 5b 5d 41 5c 41 5d c3 48 89 [ 43.376930][ T101] RSP: 0018:ffff8881d490f8d8 EFLAGS: 00010286 [ 43.382984][ T101] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 43.390946][ T101] RDX: 0000000000000000 RSI: ffffffff81295dad RDI: ffffed103a921f0d [ 43.398905][ T101] RBP: 0000000000000001 R08: ffff8881d52ee200 R09: fffffbfff0ddeb0d [ 43.406865][ T101] R10: fffffbfff0ddeb0c R11: ffffffff86ef5863 R12: ffffffff86f0c2c0 [ 43.414829][ T101] R13: ffffffff812f79a0 R14: 1ffff1103a921f28 R15: ffff8881cf6a32f8 [ 43.422794][ T101] ? calc_wheel_index+0x220/0x220 [ 43.427800][ T101] ? vprintk_func+0x7d/0x113 [ 43.432370][ T101] ? debug_print_object+0x160/0x250 [ 43.437545][ T101] debug_object_assert_init+0x23a/0x2f0 [ 43.443079][ T101] ? debug_object_free+0x340/0x340 [ 43.448178][ T101] ? trace_hardirqs_on_caller+0x5a/0x1e0 [ 43.453788][ T101] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 43.459227][ T101] try_to_del_timer_sync+0x6d/0x110 [ 43.464426][ T101] ? del_timer+0x100/0x100 [ 43.468831][ T101] ? trace_hardirqs_on+0x55/0x1e0 [ 43.473860][ T101] ? del_timer_sync+0x115/0x130 [ 43.478695][ T101] del_timer_sync+0xe4/0x130 [ 43.483282][ T101] mwifiex_unregister_dev+0x416/0x690 [ 43.488634][ T101] _mwifiex_fw_dpc+0x5a4/0xde0 [ 43.493377][ T101] ? mwifiex_usb_prepare_tx_aggr_skb+0x8c0/0x8c0 [ 43.499697][ T101] ? mwifiex_drv_info_dump+0xf70/0xf70 [ 43.505148][ T101] ? _request_firmware+0x8eb/0x1140 [ 43.510335][ T101] ? kfree+0xda/0x310 [ 43.514295][ T101] ? _request_firmware+0x10b/0x1140 [ 43.519472][ T101] ? assign_fw+0x570/0x570 [ 43.523867][ T101] ? find_held_lock+0x2d/0x110 [ 43.528611][ T101] ? mark_held_locks+0xe0/0xe0 [ 43.533354][ T101] ? _mwifiex_fw_dpc+0xde0/0xde0 [ 43.538283][ T101] request_firmware_work_func+0x126/0x242 [ 43.544070][ T101] ? request_firmware_into_buf+0x90/0x90 [ 43.549681][ T101] ? rcu_read_lock_sched_held+0x9c/0xd0 [ 43.555204][ T101] ? rcu_read_lock_bh_held+0xb0/0xb0 [ 43.560471][ T101] process_one_work+0x92b/0x1530 [ 43.565386][ T101] ? pwq_dec_nr_in_flight+0x310/0x310 [ 43.570734][ T101] ? do_raw_spin_lock+0x11a/0x280 [ 43.575745][ T101] worker_thread+0x96/0xe20 [ 43.580238][ T101] ? process_one_work+0x1530/0x1530 [ 43.585423][ T101] kthread+0x318/0x420 [ 43.589481][ T101] ? kthread_create_on_node+0xf0/0xf0 [ 43.594831][ T101] ret_from_fork+0x24/0x30 [ 43.599886][ T101] Kernel Offset: disabled [ 43.604209][ T101] Rebooting in 86400 seconds..