usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Not tainted 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d01d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e80e8 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 41676 hardirqs last enabled at (41675): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (41676): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (40108): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (40108): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (40025): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d041 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8208 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 41762 hardirqs last enabled at (41761): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (41762): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41754): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (41754): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (41679): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d065 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8328 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 41968 hardirqs last enabled at (41967): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (41968): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (41960): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (41960): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (41765): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d089 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8448 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42032 hardirqs last enabled at (42031): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42032): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42024): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42024): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (41971): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d0ad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8568 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42060 hardirqs last enabled at (42059): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42060): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42052): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42052): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42035): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d0d1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e86a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8688 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42138 hardirqs last enabled at (42137): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42138): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42130): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42130): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42063): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d0f5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e87c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e87a8 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42206 hardirqs last enabled at (42205): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42206): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42198): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42198): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42141): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d119 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e88e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e88c8 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42262 hardirqs last enabled at (42261): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42262): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42254): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42254): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42209): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d13d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8a00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e89e8 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42316 hardirqs last enabled at (42315): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42316): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42308): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42308): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42265): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001a41d161 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d20e8b20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d20e8b08 x18: ffff80001a1b5f80 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 worker_thread+0x8e0/0xfe8 kernel/workqueue.c:2552 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 42350 hardirqs last enabled at (42349): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (42350): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (42342): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (42342): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (42319): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 2 usb 1-1: new high-speed USB device number 3 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: Product: syz usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05c1d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e0e8 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47078 hardirqs last enabled at (47077): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47078): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (44418): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (44418): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (44331): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05c41 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e208 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47108 hardirqs last enabled at (47107): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47108): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47100): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47100): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47083): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05c65 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e328 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47298 hardirqs last enabled at (47297): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47298): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47290): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47290): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47111): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05c89 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e448 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47358 hardirqs last enabled at (47357): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47358): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47350): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47350): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47301): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05cad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e568 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47408 hardirqs last enabled at (47407): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47408): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47400): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47400): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47363): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05cd1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e6a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e688 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47502 hardirqs last enabled at (47501): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47502): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47494): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47494): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47411): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05cf5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e7c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e7a8 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47522 hardirqs last enabled at (47521): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47522): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47514): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47514): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47505): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05d19 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82e8e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e8c8 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47636 hardirqs last enabled at (47635): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47636): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47628): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47628): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47525): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05d3d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82ea00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82e9e8 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47710 hardirqs last enabled at (47709): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47710): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47702): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47702): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47639): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001bb05d61 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dd82eb20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dd82eb08 x18: ffff80001a1b5fe0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: ffff80000c349714 x14: ffff80000c3542f0 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 47892 hardirqs last enabled at (47891): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (47892): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (47884): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (47884): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (47713): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 3 usb 1-1: new high-speed USB device number 4 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: Product: syz usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ec1d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb760e8 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 51850 hardirqs last enabled at (51849): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (51850): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (48552): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (48552): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (48541): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ec41 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76208 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 51950 hardirqs last enabled at (51949): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (51950): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (51946): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (51946): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (51853): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ec65 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76328 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52018 hardirqs last enabled at (52017): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52018): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52010): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52010): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (51955): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ec89 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76448 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52076 hardirqs last enabled at (52075): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52076): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52068): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52068): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52021): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ecad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76568 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52132 hardirqs last enabled at (52131): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52132): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52124): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52124): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52079): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ecd1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb766a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76688 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52292 hardirqs last enabled at (52291): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52292): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52284): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52284): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52135): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ecf5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb767c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb767a8 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52464 hardirqs last enabled at (52463): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52464): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52456): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52456): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52295): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ed19 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb768e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb768c8 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52558 hardirqs last enabled at (52557): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52558): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52550): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52550): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52467): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ed3d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76a00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb769e8 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52680 hardirqs last enabled at (52679): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52680): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52672): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52672): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52561): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b76ed61 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000dbb76b20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000dbb76b08 x18: ffff80001a1b6880 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 52736 hardirqs last enabled at (52735): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (52736): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (52728): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (52728): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (52683): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 4 usb 1-1: new high-speed USB device number 5 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: Product: syz usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa81d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd40e8 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57098 hardirqs last enabled at (57097): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57098): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (56410): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (56410): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (56401): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa841 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4208 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57116 hardirqs last enabled at (57115): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57116): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57112): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57112): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57101): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa865 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4328 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57186 hardirqs last enabled at (57185): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57186): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57182): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57182): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57119): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa889 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4448 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57260 hardirqs last enabled at (57259): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57260): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57252): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57252): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57191): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa8ad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4568 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57342 hardirqs last enabled at (57341): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57342): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57338): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57338): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57263): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa8d1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd46a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4688 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57382 hardirqs last enabled at (57381): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57382): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57374): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57374): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57345): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa8f5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd47c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd47a8 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57468 hardirqs last enabled at (57467): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57468): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57464): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57464): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57385): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa919 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd48e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd48c8 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57602 hardirqs last enabled at (57601): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57602): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57594): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57594): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57471): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa93d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4a00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd49e8 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57670 hardirqs last enabled at (57669): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57670): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57666): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57666): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57605): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00018bfa961 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000c5fd4b20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000c5fd4b08 x18: ffff80001a1b65c0 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 57692 hardirqs last enabled at (57691): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (57692): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57684): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57684): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57673): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 5 usb 1-1: new high-speed USB device number 6 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: Product: syz usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de601d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef300e8 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62662 hardirqs last enabled at (62661): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (62662): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (57926): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (57926): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (57913): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de6041 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30208 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62736 hardirqs last enabled at (62735): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (62736): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (62732): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (62732): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (62665): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de6065 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30328 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62858 hardirqs last enabled at (62857): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (62858): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (62854): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (62854): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (62739): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de6089 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30448 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62884 hardirqs last enabled at (62883): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (62884): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (62876): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (62876): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (62861): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de60ad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30568 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 62938 hardirqs last enabled at (62937): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (62938): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (62930): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (62930): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (62887): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de60d1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef306a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30688 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 63010 hardirqs last enabled at (63009): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (63010): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63006): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63006): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (62941): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de60f5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef307c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef307a8 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 63078 hardirqs last enabled at (63077): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (63078): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63070): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63070): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (63013): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de6119 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef308e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef308c8 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 63100 hardirqs last enabled at (63099): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (63100): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63092): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63092): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (63081): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de613d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30a00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef309e8 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 63150 hardirqs last enabled at (63149): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (63150): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63142): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63142): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (63103): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe00019de6161 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000cef30b20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000cef30b08 x18: ffff80001a1b6840 x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 63224 hardirqs last enabled at (63223): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (63224): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63220): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63220): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (63153): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 6 usb 1-1: new high-speed USB device number 7 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: New USB device found, idVendor=2040, idProduct=c0a0, bcdDevice= 9.80 usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 usb 1-1: Product: syz usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=8, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b39081d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84100 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c840e8 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67108 hardirqs last enabled at (67107): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67108): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (63286): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (63286): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (63227): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b390841 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84220 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84208 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67176 hardirqs last enabled at (67175): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67176): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67168): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67168): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67111): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b390865 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84340 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84328 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67236 hardirqs last enabled at (67235): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67236): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67228): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67228): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67179): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b390889 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84460 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84448 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67298 hardirqs last enabled at (67297): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67298): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67290): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67290): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67239): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b3908ad x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84580 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84568 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67358 hardirqs last enabled at (67357): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67358): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67350): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67350): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67301): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b3908d1 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c846a0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84688 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67414 hardirqs last enabled at (67413): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67414): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67406): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67406): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67361): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b3908f5 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c847c0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c847a8 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67514 hardirqs last enabled at (67513): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67514): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67506): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67506): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67417): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b390919 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c848e0 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c848c8 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67560 hardirqs last enabled at (67559): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67560): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67552): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67552): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67517): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b39093d x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84a00 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c849e8 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67636 hardirqs last enabled at (67635): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67636): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67628): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67628): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67563): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 7 Comm: kworker/0:0 Tainted: G W 6.3.0-syzkaller-12728-g348551ddaf31 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/14/2023 Workqueue: usb_hub_wq hub_event pstate: 80400005 (Nzcv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff80001a1b6580 x29: ffff80001a1b66b0 x28: 0000000000000000 x27: ffff80001a1b67e8 x26: 0000000000000001 x25: 1fffe0001b390961 x24: dfff800000000000 x23: ffff700003436cb0 x22: ffff0000d9c84b20 x21: ffff80001a1b65a0 x20: 0000000000000001 x19: ffff0000d9c84b08 x18: 1fffe0003685c3be x17: 0000000000000000 x16: ffff8000122a65c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000000000 x10: 0000000000000000 x9 : 0000000000000000 x8 : ffff0000c05ab780 x7 : 0000000000000000 x6 : 000000000000003f x5 : 0000000000000040 x4 : ffffffffffffffe0 x3 : 0000000000000000 x2 : 0000000000000008 x1 : 0000000000000000 x0 : 0000000000000000 Call trace: __flush_work+0x1b4/0x1c0 __cancel_work_timer+0x3e4/0x540 kernel/workqueue.c:3276 cancel_work_sync+0x24/0x38 kernel/workqueue.c:3312 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_set_configuration+0x15cc/0x1b38 drivers/usb/core/message.c:2211 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+0x394/0xa7c drivers/base/dd.c:658 __driver_probe_device+0x194/0x3b4 drivers/base/dd.c:800 driver_probe_device+0x78/0x330 drivers/base/dd.c:830 __device_attach_driver+0x2a8/0x4f4 drivers/base/dd.c:958 bus_for_each_drv+0x228/0x2bc drivers/base/bus.c:457 __device_attach+0x2b4/0x434 drivers/base/dd.c:1030 device_initial_probe+0x24/0x34 drivers/base/dd.c:1079 bus_probe_device+0x178/0x240 drivers/base/bus.c:532 device_add+0xa44/0xdf0 drivers/base/core.c:3625 usb_new_device+0x904/0x142c drivers/usb/core/hub.c:2575 hub_port_connect drivers/usb/core/hub.c:5407 [inline] hub_port_connect_change drivers/usb/core/hub.c:5551 [inline] port_event drivers/usb/core/hub.c:5711 [inline] hub_event+0x25e4/0x474c drivers/usb/core/hub.c:5793 process_one_work+0x788/0x12d4 kernel/workqueue.c:2405 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x284/0x30c kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:870 irq event stamp: 67686 hardirqs last enabled at (67685): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (67686): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:405 softirqs last enabled at (67678): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (67678): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (67639): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- smsusb:smsusb_probe: Device initialized with return code -19 usb 1-1: USB disconnect, device number 7