Warning: Permanently added '10.128.0.223' (ECDSA) to the list of known hosts. syzkaller login: [ 70.958931][ T8448] IPVS: ftp: loaded support on port[0] = 21 [ 71.057420][ T8448] chnl_net:caif_netlink_parms(): no params data found [ 71.111147][ T8448] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.119498][ T8448] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.128760][ T8448] device bridge_slave_0 entered promiscuous mode [ 71.138306][ T8448] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.145504][ T8448] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.153945][ T8448] device bridge_slave_1 entered promiscuous mode [ 71.174954][ T8448] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 71.186781][ T8448] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 71.209619][ T8448] team0: Port device team_slave_0 added [ 71.217647][ T8448] team0: Port device team_slave_1 added [ 71.236026][ T8448] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 71.243119][ T8448] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.269224][ T8448] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 71.282897][ T8448] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 71.289941][ T8448] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 71.315911][ T8448] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 71.344090][ T8448] device hsr_slave_0 entered promiscuous mode [ 71.351337][ T8448] device hsr_slave_1 entered promiscuous mode [ 71.459381][ T8448] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 71.473614][ T8448] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 71.483432][ T8448] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 71.495455][ T8448] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 71.521649][ T8448] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.528862][ T8448] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.536715][ T8448] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.543789][ T8448] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.593247][ T8448] 8021q: adding VLAN 0 to HW filter on device bond0 [ 71.606164][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 71.619685][ T5] bridge0: port 1(bridge_slave_0) entered disabled state [ 71.630909][ T5] bridge0: port 2(bridge_slave_1) entered disabled state [ 71.639140][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 71.654699][ T8448] 8021q: adding VLAN 0 to HW filter on device team0 [ 71.666814][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 71.675318][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 71.682452][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 71.709128][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 71.718518][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 71.725561][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 71.734098][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 71.743363][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 71.753650][ T4870] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 71.765678][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 71.781939][ T8448] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 71.793953][ T8448] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 71.803892][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 71.824151][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 71.832108][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 71.846270][ T8448] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 71.868561][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 71.891154][ T4870] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 71.899481][ T4870] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 71.909466][ T4870] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 71.920354][ T8448] device veth0_vlan entered promiscuous mode [ 71.933502][ T8448] device veth1_vlan entered promiscuous mode [ 71.956861][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 71.964910][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 71.973498][ T3053] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 71.985807][ T8448] device veth0_macvtap entered promiscuous mode [ 71.997462][ T8448] device veth1_macvtap entered promiscuous mode [ 72.014506][ T8448] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 72.024411][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 72.035143][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 72.047920][ T8448] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 72.055251][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready executing program [ 72.065311][ T31] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 72.078568][ T8448] netdevsim netdevsim0 netdevsim0: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.087677][ T8448] netdevsim netdevsim0 netdevsim1: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.101999][ T8448] netdevsim netdevsim0 netdevsim2: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.111079][ T8448] netdevsim netdevsim0 netdevsim3: set [1, 0] type 2 family 0 port 6081 - 0 [ 72.426450][ T8656] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 72.786943][ T8656] usb 1-1: config 1 contains an unexpected descriptor of type 0x2, skipping [ 72.795824][ T8656] usb 1-1: config 1 has an invalid descriptor of length 0, skipping remainder of the config [ 72.807898][ T8656] usb 1-1: config 1 has 2 interfaces, different from the descriptor's value: 3 [ 72.817971][ T8656] usb 1-1: config 1 has no interface number 1 [ 72.824079][ T8656] usb 1-1: config 1 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 0 [ 72.838757][ T8656] usb 1-1: config 1 interface 2 altsetting 1 endpoint 0x82 has an invalid bInterval 0, changing to 7 [ 73.008111][ T8656] usb 1-1: New USB device found, idVendor=1d6b, idProduct=0101, bcdDevice= 0.40 [ 73.017243][ T8656] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 73.025213][ T8656] usb 1-1: Product: syz [ 73.030647][ T8656] usb 1-1: Manufacturer: syz [ 73.035238][ T8656] usb 1-1: SerialNumber: syz [ 73.397287][ T8656] usb 1-1: 2:1 : no or invalid class specific endpoint descriptor [ 73.405320][ T8656] ================================================================================ [ 73.436186][ T8656] UBSAN: shift-out-of-bounds in sound/usb/format.c:44:17 [ 73.443248][ T8656] shift exponent 4098 is too large for 64-bit type 'long long unsigned int' [ 73.476232][ T8656] CPU: 0 PID: 8656 Comm: kworker/0:4 Not tainted 5.10.0-rc6-next-20201207-syzkaller #0 [ 73.485885][ T8656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 73.495949][ T8656] Workqueue: usb_hub_wq hub_event [ 73.500972][ T8656] Call Trace: [ 73.504263][ T8656] dump_stack+0x107/0x163 [ 73.508578][ T8656] ubsan_epilogue+0xb/0x5a [ 73.512979][ T8656] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 73.519795][ T8656] parse_audio_format_i.cold+0xba/0x3e2 [ 73.525331][ T8656] snd_usb_parse_audio_format+0x89/0x290 [ 73.530950][ T8656] __snd_usb_parse_audio_interface+0xce4/0x3cf0 [ 73.537195][ T8656] ? mutex_lock_io_nested+0xf60/0xf60 [ 73.542548][ T8656] ? __snd_usb_add_audio_stream+0xed0/0xed0 [ 73.548426][ T8656] ? __mutex_unlock_slowpath+0xe2/0x610 [ 73.553959][ T8656] snd_usb_parse_audio_interface+0x79/0x130 [ 73.559835][ T8656] ? snd_usb_add_audio_stream+0x30/0x30 [ 73.565402][ T8656] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 73.571100][ T8656] ? usb_ifnum_to_if+0x16d/0x1d0 [ 73.576068][ T8656] snd_usb_create_stream.isra.0+0x23a/0x530 [ 73.581985][ T8656] usb_audio_probe+0x93c/0x2ab0 [ 73.586837][ T8656] ? snd_usb_create_stream.isra.0+0x530/0x530 [ 73.592888][ T8656] ? mark_held_locks+0x9f/0xe0 [ 73.597732][ T8656] ? ktime_get_mono_fast_ns+0x181/0x220 [ 73.603275][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 73.609064][ T8656] usb_probe_interface+0x315/0x7f0 [ 73.614157][ T8656] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 73.619522][ T8656] really_probe+0x2b1/0xe40 [ 73.624027][ T8656] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.630249][ T8656] driver_probe_device+0x285/0x3f0 [ 73.635354][ T8656] __device_attach_driver+0x216/0x2d0 [ 73.640710][ T8656] ? driver_allows_async_probing+0x170/0x170 [ 73.646667][ T8656] bus_for_each_drv+0x15f/0x1e0 [ 73.651501][ T8656] ? bus_for_each_dev+0x1d0/0x1d0 [ 73.656518][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 73.662319][ T8656] ? lockdep_hardirqs_on+0x79/0x100 [ 73.667507][ T8656] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 73.673300][ T8656] __device_attach+0x228/0x4c0 [ 73.678058][ T8656] ? really_probe+0xe40/0xe40 [ 73.682997][ T8656] ? kobject_uevent_env+0x2bb/0x1680 [ 73.688270][ T8656] bus_probe_device+0x1e4/0x290 [ 73.693106][ T8656] device_add+0xbb2/0x1ce0 [ 73.697506][ T8656] ? devlink_add_symlinks+0x450/0x450 [ 73.702898][ T8656] ? kfree+0xdb/0x3c0 [ 73.706877][ T8656] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.713104][ T8656] usb_set_configuration+0x113c/0x1910 [ 73.718564][ T8656] usb_generic_driver_probe+0xba/0x100 [ 73.724002][ T8656] usb_probe_device+0xd9/0x2c0 [ 73.728753][ T8656] ? usb_driver_release_interface+0x180/0x180 [ 73.734820][ T8656] really_probe+0x2b1/0xe40 [ 73.739329][ T8656] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 73.745568][ T8656] driver_probe_device+0x285/0x3f0 [ 73.750760][ T8656] __device_attach_driver+0x216/0x2d0 [ 73.756134][ T8656] ? driver_allows_async_probing+0x170/0x170 [ 73.762546][ T8656] bus_for_each_drv+0x15f/0x1e0 [ 73.767470][ T8656] ? bus_for_each_dev+0x1d0/0x1d0 [ 73.772492][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 73.778290][ T8656] ? lockdep_hardirqs_on+0x79/0x100 [ 73.783474][ T8656] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 73.789267][ T8656] __device_attach+0x228/0x4c0 [ 73.794098][ T8656] ? really_probe+0xe40/0xe40 [ 73.799139][ T8656] ? kobject_uevent_env+0x2bb/0x1680 [ 73.804431][ T8656] bus_probe_device+0x1e4/0x290 [ 73.809311][ T8656] device_add+0xbb2/0x1ce0 [ 73.813716][ T8656] ? devlink_add_symlinks+0x450/0x450 [ 73.819075][ T8656] ? kfree+0xdb/0x3c0 [ 73.823043][ T8656] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 73.829270][ T8656] usb_new_device.cold+0x725/0x1057 [ 73.834462][ T8656] ? hub_disconnect+0x510/0x510 [ 73.839293][ T8656] ? rwlock_bug.part.0+0x90/0x90 [ 73.844214][ T8656] ? _raw_spin_unlock_irq+0x1f/0x40 [ 73.849395][ T8656] hub_event+0x2348/0x42d0 [ 73.853812][ T8656] ? hub_port_debounce+0x3b0/0x3b0 [ 73.858909][ T8656] ? lock_release+0x710/0x710 [ 73.863567][ T8656] ? lock_downgrade+0x6d0/0x6d0 [ 73.868426][ T8656] ? do_raw_spin_lock+0x120/0x2b0 [ 73.873439][ T8656] process_one_work+0x98d/0x1630 [ 73.878376][ T8656] ? pwq_dec_nr_in_flight+0x320/0x320 [ 73.883750][ T8656] ? rwlock_bug.part.0+0x90/0x90 [ 73.888683][ T8656] ? _raw_spin_lock_irq+0x41/0x50 [ 73.893692][ T8656] worker_thread+0x64c/0x1120 [ 73.898360][ T8656] ? __kthread_parkme+0x13f/0x1e0 [ 73.903376][ T8656] ? process_one_work+0x1630/0x1630 [ 73.908555][ T8656] kthread+0x3b1/0x4a0 [ 73.912863][ T8656] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 73.918739][ T8656] ret_from_fork+0x1f/0x30 [ 73.977050][ T8656] ================================================================================ [ 73.986385][ T8656] Kernel panic - not syncing: panic_on_warn set ... [ 73.992956][ T8656] CPU: 0 PID: 8656 Comm: kworker/0:4 Not tainted 5.10.0-rc6-next-20201207-syzkaller #0 [ 74.002569][ T8656] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 74.012616][ T8656] Workqueue: usb_hub_wq hub_event [ 74.017623][ T8656] Call Trace: [ 74.020895][ T8656] dump_stack+0x107/0x163 [ 74.025205][ T8656] panic+0x343/0x77f [ 74.029083][ T8656] ? __warn_printk+0xf3/0xf3 [ 74.033663][ T8656] ? ubsan_epilogue+0x3e/0x5a [ 74.038331][ T8656] ubsan_epilogue+0x54/0x5a [ 74.042818][ T8656] __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 [ 74.049587][ T8656] parse_audio_format_i.cold+0xba/0x3e2 [ 74.055120][ T8656] snd_usb_parse_audio_format+0x89/0x290 [ 74.060743][ T8656] __snd_usb_parse_audio_interface+0xce4/0x3cf0 [ 74.066979][ T8656] ? mutex_lock_io_nested+0xf60/0xf60 [ 74.072332][ T8656] ? __snd_usb_add_audio_stream+0xed0/0xed0 [ 74.078208][ T8656] ? __mutex_unlock_slowpath+0xe2/0x610 [ 74.083739][ T8656] snd_usb_parse_audio_interface+0x79/0x130 [ 74.089612][ T8656] ? snd_usb_add_audio_stream+0x30/0x30 [ 74.095149][ T8656] ? __sanitizer_cov_trace_cmp4+0x1c/0x70 [ 74.100848][ T8656] ? usb_ifnum_to_if+0x16d/0x1d0 [ 74.105792][ T8656] snd_usb_create_stream.isra.0+0x23a/0x530 [ 74.111666][ T8656] usb_audio_probe+0x93c/0x2ab0 [ 74.116522][ T8656] ? snd_usb_create_stream.isra.0+0x530/0x530 [ 74.122597][ T8656] ? mark_held_locks+0x9f/0xe0 [ 74.127339][ T8656] ? ktime_get_mono_fast_ns+0x181/0x220 [ 74.132868][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 74.138667][ T8656] usb_probe_interface+0x315/0x7f0 [ 74.143763][ T8656] ? usb_match_dynamic_id+0x1a0/0x1a0 [ 74.149128][ T8656] really_probe+0x2b1/0xe40 [ 74.153612][ T8656] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 74.159846][ T8656] driver_probe_device+0x285/0x3f0 [ 74.164941][ T8656] __device_attach_driver+0x216/0x2d0 [ 74.170294][ T8656] ? driver_allows_async_probing+0x170/0x170 [ 74.176266][ T8656] bus_for_each_drv+0x15f/0x1e0 [ 74.181095][ T8656] ? bus_for_each_dev+0x1d0/0x1d0 [ 74.186113][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 74.191897][ T8656] ? lockdep_hardirqs_on+0x79/0x100 [ 74.197095][ T8656] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 74.202893][ T8656] __device_attach+0x228/0x4c0 [ 74.207672][ T8656] ? really_probe+0xe40/0xe40 [ 74.212338][ T8656] ? kobject_uevent_env+0x2bb/0x1680 [ 74.217607][ T8656] bus_probe_device+0x1e4/0x290 [ 74.222452][ T8656] device_add+0xbb2/0x1ce0 [ 74.226850][ T8656] ? devlink_add_symlinks+0x450/0x450 [ 74.232200][ T8656] ? kfree+0xdb/0x3c0 [ 74.236162][ T8656] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.242401][ T8656] usb_set_configuration+0x113c/0x1910 [ 74.247856][ T8656] usb_generic_driver_probe+0xba/0x100 [ 74.253296][ T8656] usb_probe_device+0xd9/0x2c0 [ 74.258044][ T8656] ? usb_driver_release_interface+0x180/0x180 [ 74.264087][ T8656] really_probe+0x2b1/0xe40 [ 74.268574][ T8656] ? __sanitizer_cov_trace_const_cmp1+0x22/0x80 [ 74.274795][ T8656] driver_probe_device+0x285/0x3f0 [ 74.279889][ T8656] __device_attach_driver+0x216/0x2d0 [ 74.285240][ T8656] ? driver_allows_async_probing+0x170/0x170 [ 74.291208][ T8656] bus_for_each_drv+0x15f/0x1e0 [ 74.296048][ T8656] ? bus_for_each_dev+0x1d0/0x1d0 [ 74.301057][ T8656] ? _raw_spin_unlock_irqrestore+0x42/0x50 [ 74.306846][ T8656] ? lockdep_hardirqs_on+0x79/0x100 [ 74.312023][ T8656] ? _raw_spin_unlock_irqrestore+0x2f/0x50 [ 74.317810][ T8656] __device_attach+0x228/0x4c0 [ 74.322568][ T8656] ? really_probe+0xe40/0xe40 [ 74.327239][ T8656] ? kobject_uevent_env+0x2bb/0x1680 [ 74.332506][ T8656] bus_probe_device+0x1e4/0x290 [ 74.337355][ T8656] device_add+0xbb2/0x1ce0 [ 74.341768][ T8656] ? devlink_add_symlinks+0x450/0x450 [ 74.347118][ T8656] ? kfree+0xdb/0x3c0 [ 74.351092][ T8656] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 74.357336][ T8656] usb_new_device.cold+0x725/0x1057 [ 74.362519][ T8656] ? hub_disconnect+0x510/0x510 [ 74.367363][ T8656] ? rwlock_bug.part.0+0x90/0x90 [ 74.372285][ T8656] ? _raw_spin_unlock_irq+0x1f/0x40 [ 74.377468][ T8656] hub_event+0x2348/0x42d0 [ 74.381884][ T8656] ? hub_port_debounce+0x3b0/0x3b0 [ 74.386991][ T8656] ? lock_release+0x710/0x710 [ 74.391654][ T8656] ? lock_downgrade+0x6d0/0x6d0 [ 74.396485][ T8656] ? do_raw_spin_lock+0x120/0x2b0 [ 74.401508][ T8656] process_one_work+0x98d/0x1630 [ 74.406432][ T8656] ? pwq_dec_nr_in_flight+0x320/0x320 [ 74.411800][ T8656] ? rwlock_bug.part.0+0x90/0x90 [ 74.416716][ T8656] ? _raw_spin_lock_irq+0x41/0x50 [ 74.421724][ T8656] worker_thread+0x64c/0x1120 [ 74.426403][ T8656] ? __kthread_parkme+0x13f/0x1e0 [ 74.431403][ T8656] ? process_one_work+0x1630/0x1630 [ 74.436857][ T8656] kthread+0x3b1/0x4a0 [ 74.441601][ T8656] ? kthread_create_worker_on_cpu+0xf0/0xf0 [ 74.447500][ T8656] ret_from_fork+0x1f/0x30 [ 74.452822][ T8656] Kernel Offset: disabled [ 74.457232][ T8656] Rebooting in 86400 seconds..