Warning: Permanently added '10.128.1.120' (ECDSA) to the list of known hosts. executing program [ 46.407328][ T5438] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 46.647297][ T5438] usb 1-1: Using ep0 maxpacket: 16 [ 46.927483][ T5438] usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 [ 46.929676][ T5438] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 46.931553][ T5438] usb 1-1: Product: syz [ 46.932512][ T5438] usb 1-1: Manufacturer: syz [ 46.933579][ T5438] usb 1-1: SerialNumber: syz [ 46.937484][ T5438] usb 1-1: config 0 descriptor?? [ 46.981359][ T5438] smsusb:smsusb_probe: board id=8, interface number 0 [ 46.983018][ T5438] ------------[ cut here ]------------ [ 46.984463][ T5438] WARNING: CPU: 1 PID: 5438 at kernel/workqueue.c:3167 __flush_work+0x1b4/0x1c0 [ 46.986522][ T5438] Modules linked in: [ 46.987440][ T5438] CPU: 1 PID: 5438 Comm: kworker/1:3 Not tainted 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 46.989593][ T5438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 46.992010][ T5438] Workqueue: usb_hub_wq hub_event [ 46.993357][ T5438] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 46.995221][ T5438] pc : __flush_work+0x1b4/0x1c0 [ 46.996433][ T5438] lr : __flush_work+0x1b0/0x1c0 [ 46.997570][ T5438] sp : ffff80001f3d6580 [ 46.998679][ T5438] x29: ffff80001f3d66b0 x28: 0000000000000000 x27: ffff80001f3d67e8 [ 47.000660][ T5438] x26: 0000000000000001 x25: 1fffe000190f941d x24: dfff800000000000 [ 47.002675][ T5438] x23: ffff700003e7acb0 x22: ffff0000c87ca100 x21: ffff80001f3d65a0 [ 47.004788][ T5438] x20: 0000000000000001 x19: ffff0000c87ca0e8 x18: ffff80001f3d5f80 [ 47.006727][ T5438] x17: 0000000000000000 x16: ffff8000123b0580 x15: ffff80000c3e8d34 [ 47.008709][ T5438] x14: ffff80000c3f3b50 x13: 0000000000000000 x12: 0000000000000001 [ 47.010578][ T5438] x11: ff80800008226e4c x10: 0000000000000000 x9 : ffff800008226e4c [ 47.012490][ T5438] x8 : ffff0000d88d3680 x7 : 0000000000000000 x6 : 000000000000003f [ 47.014535][ T5438] x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 [ 47.016528][ T5438] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.018460][ T5438] Call trace: [ 47.019233][ T5438] __flush_work+0x1b4/0x1c0 [ 47.020422][ T5438] __cancel_work_timer+0x3e4/0x540 [ 47.021713][ T5438] cancel_work_sync+0x24/0x38 [ 47.022885][ T5438] smsusb_term_device+0x98/0x1cc [ 47.024138][ T5438] smsusb_probe+0xcb8/0x1a0c [ 47.025186][ T5438] usb_probe_interface+0x500/0x984 [ 47.026400][ T5438] really_probe+0x394/0xa7c [ 47.027487][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.028766][ T5438] driver_probe_device+0x78/0x330 [ 47.030090][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.031378][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.032515][ T5438] __device_attach+0x2b4/0x434 [ 47.033780][ T5438] device_initial_probe+0x24/0x34 [ 47.035068][ T5438] bus_probe_device+0x178/0x240 [ 47.036242][ T5438] device_add+0xabc/0xf58 [ 47.037335][ T5438] usb_set_configuration+0x15a4/0x1b1c [ 47.038729][ T5438] usb_generic_driver_probe+0x8c/0x148 [ 47.040034][ T5438] usb_probe_device+0x120/0x25c [ 47.041227][ T5438] really_probe+0x394/0xa7c [ 47.042300][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.043617][ T5438] driver_probe_device+0x78/0x330 [ 47.044855][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.046180][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.047419][ T5438] __device_attach+0x2b4/0x434 [ 47.048593][ T5438] device_initial_probe+0x24/0x34 [ 47.049951][ T5438] bus_probe_device+0x178/0x240 [ 47.051136][ T5438] device_add+0xabc/0xf58 [ 47.052148][ T5438] usb_new_device+0x904/0x142c [ 47.053296][ T5438] hub_event+0x25e4/0x474c [ 47.054343][ T5438] process_one_work+0x868/0x16f4 [ 47.055599][ T5438] worker_thread+0x8e0/0xfe8 [ 47.056743][ T5438] kthread+0x24c/0x2d4 [ 47.057772][ T5438] ret_from_fork+0x10/0x20 [ 47.058783][ T5438] irq event stamp: 70822 [ 47.059781][ T5438] hardirqs last enabled at (70821): [] __cancel_work_timer+0x3a4/0x540 [ 47.062191][ T5438] hardirqs last disabled at (70822): [] el1_dbg+0x24/0x80 [ 47.064423][ T5438] softirqs last enabled at (70004): [] __do_softirq+0xd64/0xfbc [ 47.066815][ T5438] softirqs last disabled at (69999): [] ____do_softirq+0x14/0x20 [ 47.069087][ T5438] ---[ end trace 0000000000000000 ]--- [ 47.070618][ T5438] ------------[ cut here ]------------ [ 47.071868][ T5438] WARNING: CPU: 1 PID: 5438 at kernel/workqueue.c:3167 __flush_work+0x1b4/0x1c0 [ 47.073932][ T5438] Modules linked in: [ 47.074840][ T5438] CPU: 1 PID: 5438 Comm: kworker/1:3 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 47.077499][ T5438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 47.079912][ T5438] Workqueue: usb_hub_wq hub_event [ 47.081216][ T5438] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.083199][ T5438] pc : __flush_work+0x1b4/0x1c0 [ 47.084360][ T5438] lr : __flush_work+0x1b0/0x1c0 [ 47.085520][ T5438] sp : ffff80001f3d6580 [ 47.086547][ T5438] x29: ffff80001f3d66b0 x28: 0000000000000000 x27: ffff80001f3d67e8 [ 47.088571][ T5438] x26: 0000000000000001 x25: 1fffe000190f9441 x24: dfff800000000000 [ 47.090620][ T5438] x23: ffff700003e7acb0 x22: ffff0000c87ca220 x21: ffff80001f3d65a0 [ 47.092648][ T5438] x20: 0000000000000001 x19: ffff0000c87ca208 x18: ffff80001f3d5f80 [ 47.094621][ T5438] x17: 0000000000000000 x16: ffff8000123b0580 x15: ffff80000c3e8d34 [ 47.096487][ T5438] x14: ffff80000c3f3b50 x13: 0000000000000000 x12: 0000000000000001 [ 47.098403][ T5438] x11: ff80800008226e4c x10: 0000000000000000 x9 : ffff800008226e4c [ 47.100419][ T5438] x8 : ffff0000d88d3680 x7 : 0000000000000000 x6 : 000000000000003f [ 47.102429][ T5438] x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 [ 47.104483][ T5438] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.106406][ T5438] Call trace: [ 47.107196][ T5438] __flush_work+0x1b4/0x1c0 [ 47.108353][ T5438] __cancel_work_timer+0x3e4/0x540 [ 47.109541][ T5438] cancel_work_sync+0x24/0x38 [ 47.110639][ T5438] smsusb_term_device+0x98/0x1cc [ 47.111841][ T5438] smsusb_probe+0xcb8/0x1a0c [ 47.113035][ T5438] usb_probe_interface+0x500/0x984 [ 47.114336][ T5438] really_probe+0x394/0xa7c [ 47.115446][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.116707][ T5438] driver_probe_device+0x78/0x330 [ 47.118058][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.119350][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.120524][ T5438] __device_attach+0x2b4/0x434 [ 47.121660][ T5438] device_initial_probe+0x24/0x34 [ 47.122924][ T5438] bus_probe_device+0x178/0x240 [ 47.123998][ T5438] device_add+0xabc/0xf58 [ 47.125087][ T5438] usb_set_configuration+0x15a4/0x1b1c [ 47.126467][ T5438] usb_generic_driver_probe+0x8c/0x148 [ 47.127781][ T5438] usb_probe_device+0x120/0x25c [ 47.128913][ T5438] really_probe+0x394/0xa7c [ 47.130062][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.131375][ T5438] driver_probe_device+0x78/0x330 [ 47.132547][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.133902][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.135095][ T5438] __device_attach+0x2b4/0x434 [ 47.136246][ T5438] device_initial_probe+0x24/0x34 [ 47.137496][ T5438] bus_probe_device+0x178/0x240 [ 47.138707][ T5438] device_add+0xabc/0xf58 [ 47.139778][ T5438] usb_new_device+0x904/0x142c [ 47.140946][ T5438] hub_event+0x25e4/0x474c [ 47.142008][ T5438] process_one_work+0x868/0x16f4 [ 47.143199][ T5438] worker_thread+0x8e0/0xfe8 [ 47.144323][ T5438] kthread+0x24c/0x2d4 [ 47.145362][ T5438] ret_from_fork+0x10/0x20 [ 47.146458][ T5438] irq event stamp: 70854 [ 47.147491][ T5438] hardirqs last enabled at (70853): [] __cancel_work_timer+0x3a4/0x540 [ 47.149837][ T5438] hardirqs last disabled at (70854): [] el1_dbg+0x24/0x80 [ 47.152023][ T5438] softirqs last enabled at (70850): [] __do_softirq+0xd64/0xfbc [ 47.154237][ T5438] softirqs last disabled at (70825): [] ____do_softirq+0x14/0x20 [ 47.156509][ T5438] ---[ end trace 0000000000000000 ]--- [ 47.157963][ T5438] ------------[ cut here ]------------ [ 47.159198][ T5438] WARNING: CPU: 1 PID: 5438 at kernel/workqueue.c:3167 __flush_work+0x1b4/0x1c0 [ 47.161319][ T5438] Modules linked in: [ 47.162236][ T5438] CPU: 1 PID: 5438 Comm: kworker/1:3 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 47.164851][ T5438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 47.167214][ T5438] Workqueue: usb_hub_wq hub_event [ 47.168423][ T5438] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.170396][ T5438] pc : __flush_work+0x1b4/0x1c0 [ 47.171532][ T5438] lr : __flush_work+0x1b0/0x1c0 [ 47.172646][ T5438] sp : ffff80001f3d6580 [ 47.173598][ T5438] x29: ffff80001f3d66b0 x28: 0000000000000000 x27: ffff80001f3d67e8 [ 47.175495][ T5438] x26: 0000000000000001 x25: 1fffe000190f9465 x24: dfff800000000000 [ 47.177555][ T5438] x23: ffff700003e7acb0 x22: ffff0000c87ca340 x21: ffff80001f3d65a0 [ 47.179542][ T5438] x20: 0000000000000001 x19: ffff0000c87ca328 x18: ffff80001f3d5f80 [ 47.181581][ T5438] x17: 0000000000000000 x16: ffff8000123b0580 x15: ffff80000c3e8d34 [ 47.183535][ T5438] x14: ffff80000c3f3b50 x13: 0000000000000000 x12: 0000000000000001 [ 47.185522][ T5438] x11: ff80800008226e4c x10: 0000000000000000 x9 : ffff800008226e4c [ 47.187460][ T5438] x8 : ffff0000d88d3680 x7 : 0000000000000000 x6 : 000000000000003f [ 47.189383][ T5438] x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 [ 47.191440][ T5438] x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 [ 47.193539][ T5438] Call trace: [ 47.194390][ T5438] __flush_work+0x1b4/0x1c0 [ 47.195446][ T5438] __cancel_work_timer+0x3e4/0x540 [ 47.196738][ T5438] cancel_work_sync+0x24/0x38 [ 47.197959][ T5438] smsusb_term_device+0x98/0x1cc [ 47.199157][ T5438] smsusb_probe+0xcb8/0x1a0c [ 47.200387][ T5438] usb_probe_interface+0x500/0x984 [ 47.201604][ T5438] really_probe+0x394/0xa7c [ 47.202691][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.203938][ T5438] driver_probe_device+0x78/0x330 [ 47.205149][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.206481][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.207663][ T5438] __device_attach+0x2b4/0x434 [ 47.208782][ T5438] device_initial_probe+0x24/0x34 [ 47.209954][ T5438] bus_probe_device+0x178/0x240 [ 47.211108][ T5438] device_add+0xabc/0xf58 [ 47.212127][ T5438] usb_set_configuration+0x15a4/0x1b1c [ 47.213461][ T5438] usb_generic_driver_probe+0x8c/0x148 [ 47.214780][ T5438] usb_probe_device+0x120/0x25c [ 47.215979][ T5438] really_probe+0x394/0xa7c [ 47.217109][ T5438] __driver_probe_device+0x1bc/0x3f8 [ 47.218425][ T5438] driver_probe_device+0x78/0x330 [ 47.219709][ T5438] __device_attach_driver+0x2a8/0x4f4 [ 47.221022][ T5438] bus_for_each_drv+0x228/0x2bc [ 47.222255][ T5438] __device_attach+0x2b4/0x434 [ 47.223423][ T5438] device_initial_probe+0x24/0x34 [ 47.224568][ T5438] bus_probe_device+0x178/0x240 [ 47.225721][ T5438] device_add+0xabc/0xf58 [ 47.226790][ T5438] usb_new_device+0x904/0x142c [ 47.227940][ T5438] hub_event+0x25e4/0x474c [ 47.228996][ T5438] process_one_work+0x868/0x16f4 [ 47.230173][ T5438] worker_thread+0x8e0/0xfe8 [ 47.231303][ T5438] kthread+0x24c/0x2d4 [ 47.232361][ T5438] ret_from_fork+0x10/0x20 [ 47.233499][ T5438] irq event stamp: 70874 [ 47.234476][ T5438] hardirqs last enabled at (70873): [] __cancel_work_timer+0x3a4/0x540 [ 47.236893][ T5438] hardirqs last disabled at (70874): [] el1_dbg+0x24/0x80 [ 47.239079][ T5438] softirqs last enabled at (70870): [] __do_softirq+0xd64/0xfbc [ 47.241377][ T5438] softirqs last disabled at (70857): [] ____do_softirq+0x14/0x20 [ 47.243746][ T5438] ---[ end trace 0000000000000000 ]--- [ 47.249275][ T5438] ------------[ cut here ]------------ [ 47.250525][ T5438] WARNING: CPU: 1 PID: 5438 at kernel/workqueue.c:3167 __flush_work+0x1b4/0x1c0 [ 47.252737][ T5438] Modules linked in: [ 47.253646][ T5438] CPU: 1 PID: 5438 Comm: kworker/1:3 Tainted: G W 6.3.0-rc1-syzkaller-gfe15c26ee26e #0 [ 47.256185][ T5438] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 [ 47.258688][ T5438] Workqueue: usb_hub_wq hub_event [ 47.259916][ T5438] pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) [ 47.261959][ T5438] pc : __flush_work+0x1b4/0x1c0 [ 47.263158][ T5438] lr : __flush_work+0x1b0/0x1c0 [ 47.264316][ T5438] sp : ffff80001f3d6580 [ 47.265272][