Warning: Permanently added '10.128.10.40' (ECDSA) to the list of known hosts. 2019/04/16 22:14:54 parsed 1 programs 2019/04/16 22:14:56 executed programs: 0 syzkaller login: [ 119.472648] e cgroup1: Unknown subsys name 'hugetlb' [ 119.487529] IPVS: ftp: loaded support on port[0] = 21 [ 119.562134] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.568651] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.575756] device bridge_slave_0 entered promiscuous mode [ 119.583295] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.589695] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.596736] device bridge_slave_1 entered promiscuous mode [ 119.612097] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 119.621082] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 119.636846] team0: Port device team_slave_0 added [ 119.643051] team0: Port device team_slave_1 added [ 119.666734] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.673601] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.680791] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.687131] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.717020] 8021q: adding VLAN 0 to HW filter on device bond0 [ 119.729999] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 119.739818] bridge0: port 1(bridge_slave_0) entered disabled state [ 119.747092] bridge0: port 2(bridge_slave_1) entered disabled state [ 119.755802] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 119.767005] 8021q: adding VLAN 0 to HW filter on device team0 [ 119.778768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 119.786636] bridge0: port 1(bridge_slave_0) entered blocking state [ 119.793393] bridge0: port 1(bridge_slave_0) entered forwarding state [ 119.803928] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 119.812310] bridge0: port 2(bridge_slave_1) entered blocking state [ 119.818949] bridge0: port 2(bridge_slave_1) entered forwarding state [ 119.839394] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 119.847592] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 119.855801] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 119.863426] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 119.871534] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 119.912258] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 120.248069] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 120.488109] usb 1-1: Using ep0 maxpacket: 8 [ 120.608265] usb 1-1: config 0 has an invalid interface number: 28 but max is 0 [ 120.616053] usb 1-1: config 0 has no interface number 0 [ 120.621585] usb 1-1: New USB device found, idVendor=04fa, idProduct=2490, bcdDevice=74.f9 [ 120.630157] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 120.641719] usb 1-1: config 0 descriptor?? [ 120.868123] usb 1-1: Failed to set alternative setting 3 for 155 interface: err=-22. [ 120.876429] DS9490R: probe of 1-1:0.28 failed with error -22 [ 121.060525] usb 1-1: USB disconnect, device number 2 [ 121.838051] usb 1-1: new high-speed USB device number 3 using dummy_hcd [ 122.078088] usb 1-1: Using ep0 maxpacket: 8 [ 122.198062] usb 1-1: config 0 has an invalid interface number: 28 but max is 0 [ 122.205724] usb 1-1: config 0 has no interface number 0 [ 122.211761] usb 1-1: New USB device found, idVendor=04fa, idProduct=2490, bcdDevice=74.f9 [ 122.220367] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 122.229070] usb 1-1: config 0 descriptor?? [ 122.468241] ================================================================== [ 122.475755] BUG: KASAN: use-after-free in ds_probe+0x604/0x760 [ 122.482177] Read of size 1 at addr ffff888096460622 by task kworker/1:0/17 [ 122.489191] [ 122.490811] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.1.0-rc4-319354-g9a33b36 #3 [ 122.498831] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.509215] Workqueue: usb_hub_wq hub_event [ 122.513569] Call Trace: [ 122.516161] dump_stack+0xe8/0x16e [ 122.519706] ? ds_probe+0x604/0x760 [ 122.523342] ? ds_probe+0x604/0x760 [ 122.527004] print_address_description+0x6c/0x236 [ 122.531882] ? ds_probe+0x604/0x760 [ 122.535507] ? ds_probe+0x604/0x760 [ 122.539121] kasan_report.cold+0x1a/0x3c [ 122.543180] ? ds_probe+0x604/0x760 [ 122.546809] ds_probe+0x604/0x760 [ 122.550299] usb_probe_interface+0x31d/0x820 [ 122.554775] ? usb_probe_device+0x150/0x150 [ 122.559102] really_probe+0x2da/0xb10 [ 122.562902] driver_probe_device+0x21d/0x350 [ 122.567317] __device_attach_driver+0x1d8/0x290 [ 122.571994] ? driver_allows_async_probing+0x160/0x160 [ 122.577458] bus_for_each_drv+0x163/0x1e0 [ 122.581828] ? bus_rescan_devices+0x30/0x30 [ 122.586292] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 122.591398] ? lockdep_hardirqs_on+0x37e/0x580 [ 122.595976] __device_attach+0x223/0x3a0 [ 122.600041] ? device_bind_driver+0xe0/0xe0 [ 122.604428] ? kobject_uevent_env+0x295/0x13d0 [ 122.609013] bus_probe_device+0x1f1/0x2a0 [ 122.613161] ? blocking_notifier_call_chain+0x59/0xb0 [ 122.618346] device_add+0xad2/0x16e0 [ 122.622049] ? get_device_parent.isra.0+0x560/0x560 [ 122.627061] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 122.632158] usb_set_configuration+0xdf7/0x1740 [ 122.636834] generic_probe+0xa2/0xda [ 122.640584] usb_probe_device+0xc0/0x150 [ 122.644861] ? usb_suspend+0x5f0/0x5f0 [ 122.648986] really_probe+0x2da/0xb10 [ 122.652845] driver_probe_device+0x21d/0x350 [ 122.657313] __device_attach_driver+0x1d8/0x290 [ 122.662127] ? driver_allows_async_probing+0x160/0x160 [ 122.667406] bus_for_each_drv+0x163/0x1e0 [ 122.671551] ? bus_rescan_devices+0x30/0x30 [ 122.676064] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 122.681170] ? lockdep_hardirqs_on+0x37e/0x580 [ 122.685760] __device_attach+0x223/0x3a0 [ 122.689945] ? device_bind_driver+0xe0/0xe0 [ 122.694274] ? kobject_uevent_env+0x295/0x13d0 [ 122.698992] bus_probe_device+0x1f1/0x2a0 [ 122.703191] ? blocking_notifier_call_chain+0x59/0xb0 [ 122.708579] device_add+0xad2/0x16e0 [ 122.712312] ? get_device_parent.isra.0+0x560/0x560 [ 122.717413] usb_new_device.cold+0x537/0xccf [ 122.721951] hub_event+0x138e/0x3b00 [ 122.725677] ? hub_port_debounce+0x350/0x350 [ 122.730273] ? _raw_spin_unlock_irq+0x29/0x40 [ 122.734776] process_one_work+0x90f/0x1580 [ 122.739020] ? wq_pool_ids_show+0x300/0x300 [ 122.743496] ? do_raw_spin_lock+0x11f/0x290 [ 122.747901] worker_thread+0x9b/0xe20 [ 122.751706] ? process_one_work+0x1580/0x1580 [ 122.756200] kthread+0x313/0x420 [ 122.759604] ? kthread_park+0x1a0/0x1a0 [ 122.763667] ret_from_fork+0x3a/0x50 [ 122.767467] [ 122.769122] Allocated by task 17: [ 122.772570] __kasan_kmalloc.constprop.0+0xbf/0xd0 [ 122.777581] kobject_get_path+0xb7/0x200 [ 122.781631] kobject_uevent_env+0x23f/0x13d0 [ 122.786037] device_add+0xaca/0x16e0 [ 122.789797] usb_set_configuration+0xdf7/0x1740 [ 122.794639] generic_probe+0xa2/0xda [ 122.798520] usb_probe_device+0xc0/0x150 [ 122.802578] really_probe+0x2da/0xb10 [ 122.806380] driver_probe_device+0x21d/0x350 [ 122.811060] __device_attach_driver+0x1d8/0x290 [ 122.816040] bus_for_each_drv+0x163/0x1e0 [ 122.820450] __device_attach+0x223/0x3a0 [ 122.824655] bus_probe_device+0x1f1/0x2a0 [ 122.828838] device_add+0xad2/0x16e0 [ 122.832714] usb_new_device.cold+0x537/0xccf [ 122.837324] hub_event+0x138e/0x3b00 [ 122.841036] process_one_work+0x90f/0x1580 [ 122.845266] worker_thread+0x9b/0xe20 [ 122.849166] kthread+0x313/0x420 [ 122.852560] ret_from_fork+0x3a/0x50 [ 122.856268] [ 122.857886] Freed by task 17: [ 122.861032] __kasan_slab_free+0x130/0x180 [ 122.865256] slab_free_freelist_hook+0x5e/0x140 [ 122.869923] kfree+0xce/0x290 [ 122.873205] kobject_uevent_env+0x287/0x13d0 [ 122.877613] device_add+0xaca/0x16e0 [ 122.881395] usb_set_configuration+0xdf7/0x1740 [ 122.886272] generic_probe+0xa2/0xda [ 122.890102] usb_probe_device+0xc0/0x150 [ 122.894164] really_probe+0x2da/0xb10 [ 122.898072] driver_probe_device+0x21d/0x350 [ 122.902483] __device_attach_driver+0x1d8/0x290 [ 122.907244] bus_for_each_drv+0x163/0x1e0 [ 122.911599] __device_attach+0x223/0x3a0 [ 122.916314] bus_probe_device+0x1f1/0x2a0 [ 122.920558] device_add+0xad2/0x16e0 [ 122.924267] usb_new_device.cold+0x537/0xccf [ 122.928687] hub_event+0x138e/0x3b00 [ 122.932447] process_one_work+0x90f/0x1580 [ 122.936717] worker_thread+0x9b/0xe20 [ 122.940514] kthread+0x313/0x420 [ 122.943874] ret_from_fork+0x3a/0x50 [ 122.947569] [ 122.949203] The buggy address belongs to the object at ffff888096460600 [ 122.949203] which belongs to the cache kmalloc-64 of size 64 [ 122.962293] The buggy address is located 34 bytes inside of [ 122.962293] 64-byte region [ffff888096460600, ffff888096460640) [ 122.974032] The buggy address belongs to the page: [ 122.979191] page:ffffea0002591800 count:1 mapcount:0 mapping:ffff88812c3f5600 index:0x0 [ 122.987499] flags: 0xfff00000000200(slab) [ 122.991663] raw: 00fff00000000200 dead000000000100 dead000000000200 ffff88812c3f5600 [ 122.999554] raw: 0000000000000000 00000000802a002a 00000001ffffffff 0000000000000000 [ 123.007717] page dumped because: kasan: bad access detected [ 123.013670] [ 123.015278] Memory state around the buggy address: [ 123.020210] ffff888096460500: fb fb fb fb fc fc fc fc fb fb fb fb fb fb fb fb [ 123.027577] ffff888096460580: fc fc fc fc 00 00 00 00 00 00 fc fc fc fc fc fc [ 123.034939] >ffff888096460600: fb fb fb fb fb fb fb fb fc fc fc fc fb fb fb fb [ 123.042385] ^ [ 123.046825] ffff888096460680: fb fb fb fb fc fc fc fc fb fb fb fb fb fb fb fb [ 123.054269] ffff888096460700: fc fc fc fc fb fb fb fb fb fb fb fb fc fc fc fc [ 123.061620] ================================================================== [ 123.068978] Disabling lock debugging due to kernel taint [ 123.074741] Kernel panic - not syncing: panic_on_warn set ... [ 123.080692] CPU: 1 PID: 17 Comm: kworker/1:0 Tainted: G B 5.1.0-rc4-319354-g9a33b36 #3 [ 123.090452] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.099869] Workqueue: usb_hub_wq hub_event [ 123.104192] Call Trace: [ 123.106796] dump_stack+0xe8/0x16e [ 123.110487] panic+0x29d/0x5f2 [ 123.113890] ? __warn_printk+0xf8/0xf8 [ 123.117767] ? retint_kernel+0x10/0x10 [ 123.121738] ? trace_hardirqs_on+0x55/0x1c0 [ 123.126076] ? ds_probe+0x604/0x760 [ 123.129693] end_report+0x48/0x4e [ 123.133297] ? ds_probe+0x604/0x760 [ 123.136912] kasan_report.cold+0xd/0x3c [ 123.140994] ? ds_probe+0x604/0x760 [ 123.144632] ds_probe+0x604/0x760 [ 123.148078] usb_probe_interface+0x31d/0x820 [ 123.152479] ? usb_probe_device+0x150/0x150 [ 123.156931] really_probe+0x2da/0xb10 [ 123.160755] driver_probe_device+0x21d/0x350 [ 123.165164] __device_attach_driver+0x1d8/0x290 [ 123.169838] ? driver_allows_async_probing+0x160/0x160 [ 123.175117] bus_for_each_drv+0x163/0x1e0 [ 123.179260] ? bus_rescan_devices+0x30/0x30 [ 123.183573] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 123.188945] ? lockdep_hardirqs_on+0x37e/0x580 [ 123.193734] __device_attach+0x223/0x3a0 [ 123.197801] ? device_bind_driver+0xe0/0xe0 [ 123.202164] ? kobject_uevent_env+0x295/0x13d0 [ 123.207103] bus_probe_device+0x1f1/0x2a0 [ 123.211252] ? blocking_notifier_call_chain+0x59/0xb0 [ 123.216534] device_add+0xad2/0x16e0 [ 123.220536] ? get_device_parent.isra.0+0x560/0x560 [ 123.225554] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 123.230779] usb_set_configuration+0xdf7/0x1740 [ 123.235520] generic_probe+0xa2/0xda [ 123.239236] usb_probe_device+0xc0/0x150 [ 123.243333] ? usb_suspend+0x5f0/0x5f0 [ 123.247264] really_probe+0x2da/0xb10 [ 123.251076] driver_probe_device+0x21d/0x350 [ 123.255486] __device_attach_driver+0x1d8/0x290 [ 123.260172] ? driver_allows_async_probing+0x160/0x160 [ 123.267359] bus_for_each_drv+0x163/0x1e0 [ 123.271509] ? bus_rescan_devices+0x30/0x30 [ 123.275827] ? _raw_spin_unlock_irqrestore+0x4b/0x60 [ 123.281350] ? lockdep_hardirqs_on+0x37e/0x580 [ 123.286230] __device_attach+0x223/0x3a0 [ 123.290291] ? device_bind_driver+0xe0/0xe0 [ 123.294606] ? kobject_uevent_env+0x295/0x13d0 [ 123.299184] bus_probe_device+0x1f1/0x2a0 [ 123.304115] ? blocking_notifier_call_chain+0x59/0xb0 [ 123.309309] device_add+0xad2/0x16e0 [ 123.313019] ? get_device_parent.isra.0+0x560/0x560 [ 123.318035] usb_new_device.cold+0x537/0xccf [ 123.322665] hub_event+0x138e/0x3b00 [ 123.326453] ? hub_port_debounce+0x350/0x350 [ 123.331033] ? _raw_spin_unlock_irq+0x29/0x40 [ 123.335757] process_one_work+0x90f/0x1580 [ 123.340242] ? wq_pool_ids_show+0x300/0x300 [ 123.344597] ? do_raw_spin_lock+0x11f/0x290 [ 123.348995] worker_thread+0x9b/0xe20 [ 123.352798] ? process_one_work+0x1580/0x1580 [ 123.357291] kthread+0x313/0x420 [ 123.360760] ? kthread_park+0x1a0/0x1a0 [ 123.364766] ret_from_fork+0x3a/0x50 [ 123.369451] Kernel Offset: disabled [ 123.373118] Rebooting in 86400 seconds..