usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=9, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Not tainted 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe0001979401d x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0100 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca00e8 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 131088 hardirqs last enabled at (131087): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (131088): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (130268): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (130268): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (130263): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (130263): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (130263): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e34 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe00019794041 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0220 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0208 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 131314 hardirqs last enabled at (131313): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (131314): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (131306): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (131306): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (131091): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (131091): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (131091): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e35 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe00019794065 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0340 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0328 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 131532 hardirqs last enabled at (131531): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (131532): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (131524): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (131524): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (131317): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (131317): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (131317): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e36 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe00019794089 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0460 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0448 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 131794 hardirqs last enabled at (131793): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (131794): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (131786): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (131786): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (131535): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (131535): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (131535): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e37 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe000197940ad x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0580 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0568 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 132034 hardirqs last enabled at (132033): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (132034): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (132026): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132026): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (131797): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (131797): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (131797): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e38 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe000197940d1 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca06a0 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0688 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 132120 hardirqs last enabled at (132119): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (132120): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (132116): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132116): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (132037): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132037): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132037): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e39 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe000197940f5 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca07c0 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca07a8 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 132314 hardirqs last enabled at (132313): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (132314): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (132306): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132306): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (132123): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132123): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132123): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e3a ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe00019794119 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca08e0 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca08c8 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 132706 hardirqs last enabled at (132705): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (132706): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (132702): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132702): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (132317): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132317): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132317): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e3b ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe0001979413d x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0a00 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca09e8 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 132950 hardirqs last enabled at (132949): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (132950): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (132942): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (132942): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (132709): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132709): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132709): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e3c ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4055 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 4055 Comm: kworker/1:4 Tainted: G W 5.15.117-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/25/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3084 sp : ffff80001c9265e0 x29: ffff80001c926710 x28: 0000000000000000 x27: ffff80001c926848 x26: 0000000000000001 x25: 1fffe00019794161 x24: dfff800000000000 x23: ffff700003924cbc x22: ffff0000cbca0b20 x21: ffff80001c926600 x20: 0000000000000001 x19: ffff0000cbca0b08 x18: 0000000000000008 x17: ff8080000889a8ac x16: ffff8000082ea770 x15: ffff80000bf699d8 x14: ffff80000bf73fb4 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800024f16000 x9 : ffff800008208330 x8 : 0000000000040000 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : 0000000000000000 x3 : 0000000000000020 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3ec/0x548 kernel/workqueue.c:3178 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3214 smsusb_stop_streaming drivers/media/usb/siano/smsusb.c:182 [inline] smsusb_term_device+0x98/0x1cc drivers/media/usb/siano/smsusb.c:344 smsusb_init_device drivers/media/usb/siano/smsusb.c:419 [inline] smsusb_probe+0xcb8/0x1a0c drivers/media/usb/siano/smsusb.c:567 usb_probe_interface+0x500/0x984 drivers/usb/core/driver.c:396 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_set_configuration+0x15e0/0x1b60 drivers/usb/core/message.c:2170 usb_generic_driver_probe+0x8c/0x148 drivers/usb/core/generic.c:238 usb_probe_device+0x120/0x25c drivers/usb/core/driver.c:293 really_probe+0x26c/0xaec drivers/base/dd.c:595 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:755 driver_probe_device+0x78/0x34c drivers/base/dd.c:785 __device_attach_driver+0x28c/0x4d8 drivers/base/dd.c:907 bus_for_each_drv+0x158/0x1e0 drivers/base/bus.c:427 __device_attach+0x2f0/0x480 drivers/base/dd.c:979 device_initial_probe+0x24/0x34 drivers/base/dd.c:1028 bus_probe_device+0xbc/0x1c8 drivers/base/bus.c:487 device_add+0xae0/0xef4 drivers/base/core.c:3394 usb_new_device+0x8fc/0x1448 drivers/usb/core/hub.c:2568 hub_port_connect drivers/usb/core/hub.c:5358 [inline] hub_port_connect_change drivers/usb/core/hub.c:5502 [inline] port_event drivers/usb/core/hub.c:5648 [inline] hub_event+0x22e4/0x48c4 drivers/usb/core/hub.c:5730 process_one_work+0x790/0x11b8 kernel/workqueue.c:2307 worker_thread+0x910/0x1034 kernel/workqueue.c:2454 kthread+0x37c/0x45c kernel/kthread.c:319 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 133024 hardirqs last enabled at (133023): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (133024): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (133016): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (133016): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (132953): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (132953): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (132953): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 39b5cb1bb41a0e3d ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 9