usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=9, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Not tainted 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bc1d x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de100 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de0e8 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 268346 hardirqs last enabled at (268345): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (268346): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (268276): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (268276): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (268081): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bc41 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de220 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de208 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 268406 hardirqs last enabled at (268405): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (268406): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (268398): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (268398): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (268349): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bc65 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de340 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de328 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 268668 hardirqs last enabled at (268667): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (268668): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (268660): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (268660): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (268409): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bc89 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de460 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de448 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 268900 hardirqs last enabled at (268899): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (268900): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (268892): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (268892): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (268671): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bcad x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de580 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de568 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 269178 hardirqs last enabled at (269177): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (269178): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (269170): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (269170): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (268903): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bcd1 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de6a0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de688 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 269240 hardirqs last enabled at (269239): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (269240): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (269236): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (269236): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (269181): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bcf5 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de7c0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de7a8 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 269566 hardirqs last enabled at (269565): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (269566): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (269562): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (269562): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (269243): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bd19 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71de8e0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de8c8 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 269794 hardirqs last enabled at (269793): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (269794): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (269786): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (269786): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (269569): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bd3d x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71dea00 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71de9e8 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 270160 hardirqs last enabled at (270159): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (270160): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (270156): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (270156): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (269797): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe0001ae3bd61 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff0000d71deb20 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff0000d71deb08 x18: 1fffe00036842bc6 x17: ffff80008deed000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 270208 hardirqs last enabled at (270207): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (270208): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (270200): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (270200): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (270163): [] ____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 39 usb 1-1: new high-speed USB device number 40 using dummy_hcd usb 1-1: Using ep0 maxpacket: 16 usb 1-1: config 0 contains an unexpected descriptor of type 0x2, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: New USB device found, idVendor=2040, idProduct=2011, bcdDevice=ce.de 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=9, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa881d x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44100 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd440e8 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 276866 hardirqs last enabled at (276865): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (276866): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (275646): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (275646): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (275635): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa8841 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44220 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44208 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 277108 hardirqs last enabled at (277107): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (277108): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (277100): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (277100): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (276869): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa8865 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44340 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44328 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 277342 hardirqs last enabled at (277341): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (277342): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (277334): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (277334): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (277111): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa8889 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44460 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44448 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 277584 hardirqs last enabled at (277583): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (277584): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (277576): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (277576): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (277345): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa88ad x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44580 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44568 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 277638 hardirqs last enabled at (277637): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (277638): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (277634): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (277634): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (277587): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa88d1 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd446a0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44688 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 277968 hardirqs last enabled at (277967): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (277968): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (277964): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (277964): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (277641): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa88f5 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd447c0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd447a8 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 278330 hardirqs last enabled at (278329): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (278330): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (278326): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (278326): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (277971): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa8919 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd448e0 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd448c8 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 278652 hardirqs last enabled at (278651): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (278652): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (278648): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (278648): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (278333): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa893d x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44a00 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd449e8 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 278720 hardirqs last enabled at (278719): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (278720): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (278712): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (278712): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (278655): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 6022 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 0 PID: 6022 Comm: kworker/0:3 Tainted: G W 6.4.0-rc7-syzkaller-ge40939bbfc68 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Workqueue: usb_hub_wq hub_event pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : __flush_work+0x1b4/0x1c0 lr : __flush_work+0x1b0/0x1c0 kernel/workqueue.c:3182 sp : ffff800096ba6580 x29: ffff800096ba66b0 x28: 0000000000000000 x27: ffff800096ba67e8 x26: 0000000000000001 x25: 1fffe00025fa8961 x24: dfff800000000000 x23: ffff700012d74cb0 x22: ffff00012fd44b20 x21: ffff800096ba65a0 x20: 0000000000000001 x19: ffff00012fd44b08 x18: 1fffe00036842bc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a442c000 x8 : 0000000000040000 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+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 279004 hardirqs last enabled at (279003): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (279004): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (278996): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (278996): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (278723): [] ____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 40