Warning: Permanently added '10.128.0.196' (ECDSA) to the list of known hosts. executing program [ 41.831676][ T3550] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 42.071689][ T3550] usb 1-1: Using ep0 maxpacket: 16 [ 42.351875][ T3550] usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 [ 42.354070][ T3550] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 42.355940][ T3550] usb 1-1: Product: syz [ 42.356908][ T3550] usb 1-1: Manufacturer: syz [ 42.357983][ T3550] usb 1-1: SerialNumber: syz [ 42.362395][ T3550] usb 1-1: config 0 descriptor?? [ 42.404102][ T3550] smsusb:smsusb_probe: board id=8, interface number 0 [ 42.405673][ T3550] ------------[ cut here ]------------ [ 42.406900][ T3550] WARNING: CPU: 1 PID: 3550 at kernel/workqueue.c:3083 __flush_work+0x1b4/0x1c0 [ 42.408971][ T3550] Modules linked in: [ 42.409862][ T3550] CPU: 1 PID: 3550 Comm: kworker/1:3 Not tainted 5.15.103-syzkaller #0 [ 42.411697][ T3550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 42.414017][ T3550] Workqueue: usb_hub_wq hub_event [ 42.415198][ T3550] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.416999][ T3550] pc : __flush_work+0x1b4/0x1c0 [ 42.418138][ T3550] lr : __flush_work+0x1b0/0x1c0 [ 42.419293][ T3550] sp : ffff80001f3165e0 [ 42.420274][ T3550] x29: ffff80001f316710 x28: 0000000000000000 x27: ffff80001f316848 [ 42.422142][ T3550] x26: 0000000000000001 x25: 1fffe00019d5fc1d x24: dfff800000000000 [ 42.424003][ T3550] x23: ffff700003e62cbc x22: ffff0000ceafe100 x21: ffff80001f316600 [ 42.425842][ T3550] x20: 0000000000000001 x19: ffff0000ceafe0e8 x18: 0000000000000001 [ 42.427775][ T3550] x17: ff808000083386a0 x16: ffff8000082eebe4 x15: ffff80000bfdb9d4 [ 42.429621][ T3550] x14: ffff80000bfe5fb0 x13: ffffffffffffffff x12: 0000000000000000 [ 42.431456][ T3550] x11: ff8080000820a930 x10: 0000000000000000 x9 : ffff80000820a930 [ 42.433339][ T3550] x8 : ffff0000d2dc5040 x7 : 0000000000000000 x6 : 000000000000003f [ 42.435226][ T3550] x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 [ 42.437051][ T3550] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.438933][ T3550] Call trace: [ 42.439709][ T3550] __flush_work+0x1b4/0x1c0 [ 42.440782][ T3550] __cancel_work_timer+0x3ec/0x548 [ 42.442035][ T3550] cancel_work_sync+0x24/0x38 [ 42.443116][ T3550] smsusb_term_device+0x98/0x1cc [ 42.444323][ T3550] smsusb_probe+0xcb8/0x1a0c [ 42.445425][ T3550] usb_probe_interface+0x500/0x984 [ 42.446555][ T3550] really_probe+0x26c/0xaec [ 42.447594][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.448754][ T3550] driver_probe_device+0x78/0x34c [ 42.449912][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.451104][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.452272][ T3550] __device_attach+0x2f0/0x480 [ 42.453363][ T3550] device_initial_probe+0x24/0x34 [ 42.454503][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.455588][ T3550] device_add+0xae0/0xef4 [ 42.456580][ T3550] usb_set_configuration+0x15e0/0x1b60 [ 42.457816][ T3550] usb_generic_driver_probe+0x8c/0x148 [ 42.459097][ T3550] usb_probe_device+0x120/0x25c [ 42.460209][ T3550] really_probe+0x26c/0xaec [ 42.461226][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.462461][ T3550] driver_probe_device+0x78/0x34c [ 42.463613][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.464930][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.466076][ T3550] __device_attach+0x2f0/0x480 [ 42.467157][ T3550] device_initial_probe+0x24/0x34 [ 42.468313][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.469341][ T3550] device_add+0xae0/0xef4 [ 42.470343][ T3550] usb_new_device+0x8fc/0x1448 [ 42.471467][ T3550] hub_event+0x22e4/0x48c4 [ 42.472450][ T3550] process_one_work+0x84c/0x14b8 [ 42.473573][ T3550] worker_thread+0x910/0x1034 [ 42.474619][ T3550] kthread+0x37c/0x45c [ 42.475549][ T3550] ret_from_fork+0x10/0x20 [ 42.476560][ T3550] irq event stamp: 18358 [ 42.477512][ T3550] hardirqs last enabled at (18357): [] __cancel_work_timer+0x3b0/0x548 [ 42.479669][ T3550] hardirqs last disabled at (18358): [] el1_dbg+0x24/0x80 [ 42.481720][ T3550] softirqs last enabled at (17462): [] __do_softirq+0xcc4/0xf60 [ 42.483875][ T3550] softirqs last disabled at (17457): [] __irq_exit_rcu+0x28c/0x534 [ 42.486068][ T3550] ---[ end trace 0b07e0f9548b998c ]--- [ 42.487630][ T3550] ------------[ cut here ]------------ [ 42.488896][ T3550] WARNING: CPU: 1 PID: 3550 at kernel/workqueue.c:3083 __flush_work+0x1b4/0x1c0 [ 42.490829][ T3550] Modules linked in: [ 42.491641][ T3550] CPU: 1 PID: 3550 Comm: kworker/1:3 Tainted: G W 5.15.103-syzkaller #0 [ 42.493813][ T3550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 42.496081][ T3550] Workqueue: usb_hub_wq hub_event [ 42.497233][ T3550] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.499023][ T3550] pc : __flush_work+0x1b4/0x1c0 [ 42.500083][ T3550] lr : __flush_work+0x1b0/0x1c0 [ 42.501273][ T3550] sp : ffff80001f3165e0 [ 42.502227][ T3550] x29: ffff80001f316710 x28: 0000000000000000 x27: ffff80001f316848 [ 42.504057][ T3550] x26: 0000000000000001 x25: 1fffe00019d5fc41 x24: dfff800000000000 [ 42.505909][ T3550] x23: ffff700003e62cbc x22: ffff0000ceafe220 x21: ffff80001f316600 [ 42.507806][ T3550] x20: 0000000000000001 x19: ffff0000ceafe208 x18: 0000000000000001 [ 42.509604][ T3550] x17: ff808000083386a0 x16: ffff8000082eebe4 x15: ffff80000bfdb9d4 [ 42.511445][ T3550] x14: ffff80000bfe5fb0 x13: ffffffffffffffff x12: 0000000000000000 [ 42.513353][ T3550] x11: ff8080000820a930 x10: 0000000000000000 x9 : ffff80000820a930 [ 42.515148][ T3550] x8 : ffff0000d2dc5040 x7 : 0000000000000000 x6 : 000000000000003f [ 42.517006][ T3550] x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 [ 42.518922][ T3550] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.520813][ T3550] Call trace: [ 42.521562][ T3550] __flush_work+0x1b4/0x1c0 [ 42.522574][ T3550] __cancel_work_timer+0x3ec/0x548 [ 42.523755][ T3550] cancel_work_sync+0x24/0x38 [ 42.524965][ T3550] smsusb_term_device+0x98/0x1cc [ 42.526071][ T3550] smsusb_probe+0xcb8/0x1a0c [ 42.527220][ T3550] usb_probe_interface+0x500/0x984 [ 42.528456][ T3550] really_probe+0x26c/0xaec [ 42.529567][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.530735][ T3550] driver_probe_device+0x78/0x34c [ 42.531879][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.533120][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.534257][ T3550] __device_attach+0x2f0/0x480 [ 42.535367][ T3550] device_initial_probe+0x24/0x34 [ 42.536520][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.537616][ T3550] device_add+0xae0/0xef4 [ 42.538651][ T3550] usb_set_configuration+0x15e0/0x1b60 [ 42.539941][ T3550] usb_generic_driver_probe+0x8c/0x148 [ 42.541255][ T3550] usb_probe_device+0x120/0x25c [ 42.542402][ T3550] really_probe+0x26c/0xaec [ 42.543479][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.544719][ T3550] driver_probe_device+0x78/0x34c [ 42.545865][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.547100][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.548283][ T3550] __device_attach+0x2f0/0x480 [ 42.549412][ T3550] device_initial_probe+0x24/0x34 [ 42.550583][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.551715][ T3550] device_add+0xae0/0xef4 [ 42.552745][ T3550] usb_new_device+0x8fc/0x1448 [ 42.553885][ T3550] hub_event+0x22e4/0x48c4 [ 42.554927][ T3550] process_one_work+0x84c/0x14b8 [ 42.556097][ T3550] worker_thread+0x910/0x1034 [ 42.557198][ T3550] kthread+0x37c/0x45c [ 42.558224][ T3550] ret_from_fork+0x10/0x20 [ 42.559237][ T3550] irq event stamp: 18374 [ 42.560231][ T3550] hardirqs last enabled at (18373): [] __cancel_work_timer+0x3b0/0x548 [ 42.562543][ T3550] hardirqs last disabled at (18374): [] el1_dbg+0x24/0x80 [ 42.564555][ T3550] softirqs last enabled at (18370): [] __do_softirq+0xcc4/0xf60 [ 42.566744][ T3550] softirqs last disabled at (18361): [] __irq_exit_rcu+0x28c/0x534 [ 42.569148][ T3550] ---[ end trace 0b07e0f9548b998d ]--- [ 42.570613][ T3550] ------------[ cut here ]------------ [ 42.571880][ T3550] WARNING: CPU: 1 PID: 3550 at kernel/workqueue.c:3083 __flush_work+0x1b4/0x1c0 [ 42.573926][ T3550] Modules linked in: [ 42.574836][ T3550] CPU: 1 PID: 3550 Comm: kworker/1:3 Tainted: G W 5.15.103-syzkaller #0 [ 42.577199][ T3550] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 42.579521][ T3550] Workqueue: usb_hub_wq hub_event [ 42.580674][ T3550] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 42.582498][ T3550] pc : __flush_work+0x1b4/0x1c0 [ 42.583654][ T3550] lr : __flush_work+0x1b0/0x1c0 [ 42.584795][ T3550] sp : ffff80001f3165e0 [ 42.585771][ T3550] x29: ffff80001f316710 x28: 0000000000000000 x27: ffff80001f316848 [ 42.587648][ T3550] x26: 0000000000000001 x25: 1fffe00019d5fc65 x24: dfff800000000000 [ 42.589532][ T3550] x23: ffff700003e62cbc x22: ffff0000ceafe340 x21: ffff80001f316600 [ 42.591409][ T3550] x20: 0000000000000001 x19: ffff0000ceafe328 x18: 0000000000000001 [ 42.593292][ T3550] x17: ff808000083386a0 x16: ffff8000082eebe4 x15: ffff80000bfdb9d4 [ 42.595168][ T3550] x14: ffff80000bfe5fb0 x13: ffffffffffffffff x12: 0000000000000000 [ 42.597038][ T3550] x11: ff8080000820a930 x10: 0000000000000000 x9 : ffff80000820a930 [ 42.598946][ T3550] x8 : ffff0000d2dc5040 x7 : 0000000000000000 x6 : 000000000000003f [ 42.600797][ T3550] x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 [ 42.602629][ T3550] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 42.604501][ T3550] Call trace: [ 42.605275][ T3550] __flush_work+0x1b4/0x1c0 [ 42.606341][ T3550] __cancel_work_timer+0x3ec/0x548 [ 42.607565][ T3550] cancel_work_sync+0x24/0x38 [ 42.608668][ T3550] smsusb_term_device+0x98/0x1cc [ 42.609836][ T3550] smsusb_probe+0xcb8/0x1a0c [ 42.610919][ T3550] usb_probe_interface+0x500/0x984 [ 42.612320][ T3550] really_probe+0x26c/0xaec [ 42.613350][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.614586][ T3550] driver_probe_device+0x78/0x34c [ 42.615713][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.616998][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.618174][ T3550] __device_attach+0x2f0/0x480 [ 42.619330][ T3550] device_initial_probe+0x24/0x34 [ 42.620565][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.621714][ T3550] device_add+0xae0/0xef4 [ 42.622772][ T3550] usb_set_configuration+0x15e0/0x1b60 [ 42.624066][ T3550] usb_generic_driver_probe+0x8c/0x148 [ 42.625356][ T3550] usb_probe_device+0x120/0x25c [ 42.626520][ T3550] really_probe+0x26c/0xaec [ 42.627613][ T3550] __driver_probe_device+0x1bc/0x3f8 [ 42.628849][ T3550] driver_probe_device+0x78/0x34c [ 42.630045][ T3550] __device_attach_driver+0x28c/0x4d8 [ 42.631331][ T3550] bus_for_each_drv+0x158/0x1e0 [ 42.632447][ T3550] __device_attach+0x2f0/0x480 [ 42.633527][ T3550] device_initial_probe+0x24/0x34 [ 42.634713][ T3550] bus_probe_device+0xbc/0x1c8 [ 42.635850][ T3550] device_add+0xae0/0xef4 [ 42.636847][ T3550] usb_new_device+0x8fc/0x1448 [ 42.637984][ T3550] hub_event+0x22e4/0x48c4 [ 42.639011][ T3550] process_one_work+0x84c/0x14b8 [ 42.640163][ T3550] worker_thread+0x910/0x1034 [ 42.641275][ T3550] kthread+0x37c/0x45c [ 42.642217][ T3550] ret_from_fork+0x10/0x20 [ 42.643269][ T3550] irq event stamp: 18396 [ 42.644236][ T3550] hardirqs last enabled at (18395): [] __cancel_work_timer+0x3b0/0x548 [ 42.646562][ T3550] hardirqs last disabled at (18396): [] el1_dbg+0x24/0x80 [ 42.648603][ T3550] softirqs last enabled at (18388): [] __do_softirq+0xcc4/0xf60 [ 42.650759][ T3550] softirqs last disabled at (18377): [] __irq_exit_rcu+0x28c/0x534 [ 42.653245][ T3550] ---[ end trace 0b07e0f9548b998e ]--- [ 42.657090][ T3550] ------------[ cut here ]------------ [ 42.658361][ T3550] WARNING: CPU: 1 PID: 3550