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: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Not tainted 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd01d x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8100 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe80e8 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 187748 hardirqs last enabled at (187747): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (187748): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (185798): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (185798): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (185763): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (185763): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (185763): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0284 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd041 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8220 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8208 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 187906 hardirqs last enabled at (187905): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (187906): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (187898): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (187898): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (187751): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (187751): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (187751): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0285 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd065 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8340 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8328 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188070 hardirqs last enabled at (188069): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188070): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188062): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188062): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (187909): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (187909): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (187909): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0286 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd089 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8460 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8448 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188230 hardirqs last enabled at (188229): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188230): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188222): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188222): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188073): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188073): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188073): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0287 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd0ad x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8580 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8568 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188386 hardirqs last enabled at (188385): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188386): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188378): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188378): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188233): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188233): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188233): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0288 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd0d1 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe86a0 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8688 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188472 hardirqs last enabled at (188471): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188472): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188464): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188464): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188389): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188389): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188389): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a0289 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd0f5 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe87c0 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe87a8 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188658 hardirqs last enabled at (188657): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188658): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188650): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188650): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188475): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188475): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188475): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a028a ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd119 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe88e0 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe88c8 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188832 hardirqs last enabled at (188831): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188832): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188824): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188824): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188661): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188661): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188661): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a028b ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd13d x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8a00 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe89e8 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 188984 hardirqs last enabled at (188983): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (188984): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (188976): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (188976): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188835): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188835): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188835): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a028c ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:3084 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 21 Comm: kworker/1:0 Tainted: G W 5.15.120-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 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 : ffff8000189c65e0 x29: ffff8000189c6710 x28: 0000000000000000 x27: ffff8000189c6848 x26: 0000000000000001 x25: 1fffe00021dfd161 x24: dfff800000000000 x23: ffff700003138cbc x22: ffff00010efe8b20 x21: ffff8000189c6600 x20: 0000000000000001 x19: ffff00010efe8b08 x18: 0000000000000001 x17: ff80800008335ea8 x16: ffff8000082ea770 x15: ffff80000bf699e4 x14: ffff80000bf73fc0 x13: ffffffffffffffff x12: 0000000000040000 x11: 000000000003ffff x10: ffff800025517000 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: 189060 hardirqs last enabled at (189059): [] __cancel_work_timer+0x3b0/0x548 kernel/workqueue.c:3171 hardirqs last disabled at (189060): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:387 softirqs last enabled at (189052): [] softirq_handle_end kernel/softirq.c:401 [inline] softirqs last enabled at (189052): [] __do_softirq+0xb5c/0xe20 kernel/softirq.c:587 softirqs last disabled at (188987): [] do_softirq_own_stack include/asm-generic/softirq_stack.h:10 [inline] softirqs last disabled at (188987): [] invoke_softirq kernel/softirq.c:439 [inline] softirqs last disabled at (188987): [] __irq_exit_rcu+0x28c/0x534 kernel/softirq.c:636 ---[ end trace 690fc7c7031a028d ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 47