usb 1-1: Manufacturer: syz usb 1-1: SerialNumber: syz usb 1-1: config 0 descriptor?? smsusb:smsusb_probe: board id=9, interface number 0 ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a44941d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a100 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a0e8 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 687840 hardirqs last enabled at (687839): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (687840): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (684486): [] spin_unlock_bh include/linux/spinlock.h:395 [inline] softirqs last enabled at (684486): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:823 [inline] softirqs last enabled at (684486): [] nsim_dev_trap_report_work+0x620/0x924 drivers/net/netdevsim/dev.c:853 softirqs last disabled at (684484): [] spin_lock_bh include/linux/spinlock.h:355 [inline] softirqs last disabled at (684484): [] nsim_dev_trap_report drivers/net/netdevsim/dev.c:819 [inline] softirqs last disabled at (684484): [] nsim_dev_trap_report_work+0x59c/0x924 drivers/net/netdevsim/dev.c:853 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a449441 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a220 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a208 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 688364 hardirqs last enabled at (688363): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (688364): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (688356): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (688356): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (687843): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a449465 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a340 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a328 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 688844 hardirqs last enabled at (688843): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (688844): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (688836): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (688836): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (688367): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a449489 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a460 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a448 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 689290 hardirqs last enabled at (689289): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (689290): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (689282): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (689282): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (688847): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a4494ad x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a580 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a568 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 689772 hardirqs last enabled at (689771): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (689772): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (689764): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (689764): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (689293): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a4494d1 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a6a0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a688 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 690136 hardirqs last enabled at (690135): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (690136): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (690128): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (690128): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (689775): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a4494f5 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a7c0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a7a8 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 690252 hardirqs last enabled at (690251): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (690252): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (690244): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (690244): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (690139): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a449519 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224a8e0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a8c8 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 690630 hardirqs last enabled at (690629): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (690630): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (690622): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (690622): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (690255): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a44953d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224aa00 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224a9e8 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 691118 hardirqs last enabled at (691117): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (691118): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (691110): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (691110): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (690633): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001a449561 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000d224ab20 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000d224ab08 x18: ffff800092925f60 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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: 691526 hardirqs last enabled at (691525): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (691526): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (691518): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (691518): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (691121): [] ____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: config 0 has an invalid interface descriptor of length 2, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 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: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae01d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70100 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad700e8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 698406 hardirqs last enabled at (698405): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (698406): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (697642): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (697642): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (697607): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae041 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70220 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70208 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 698896 hardirqs last enabled at (698895): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (698896): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (698888): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (698888): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (698409): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae065 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70340 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70328 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 699248 hardirqs last enabled at (699247): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (699248): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (699240): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (699240): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (698899): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae089 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70460 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70448 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 699634 hardirqs last enabled at (699633): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (699634): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (699626): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (699626): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (699251): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae0ad x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70580 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70568 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 699758 hardirqs last enabled at (699757): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (699758): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (699750): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (699750): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (699637): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae0d1 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad706a0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70688 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 700112 hardirqs last enabled at (700111): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (700112): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (700104): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (700104): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (699761): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae0f5 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad707c0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad707a8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 700546 hardirqs last enabled at (700545): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (700546): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (700532): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (700532): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (700115): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae119 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad708e0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad708c8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 700940 hardirqs last enabled at (700939): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (700940): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (700932): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (700932): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (700549): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae13d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70a00 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad709e8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 701022 hardirqs last enabled at (701021): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (701022): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (701014): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (701014): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (700943): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe0001b5ae161 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000dad70b20 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000dad70b08 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: ffff80008434df88 x14: ffff800084358b64 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 701426 hardirqs last enabled at (701425): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (701426): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (701418): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (701418): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (701025): [] ____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: config 0 has an invalid interface descriptor of length 2, skipping usb 1-1: config 0 interface 0 altsetting 0 has an invalid endpoint with address 0x0, skipping usb 1-1: config 0 interface 0 altsetting 0 has 1 endpoint descriptor, different from the interface descriptor's value: 2 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: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a781d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c100 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c0e8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 708696 hardirqs last enabled at (708695): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (708696): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (705190): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (705190): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (705175): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a7841 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c220 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c208 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 708708 hardirqs last enabled at (708707): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (708708): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (705190): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (705190): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (705175): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a7865 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c340 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c328 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 709094 hardirqs last enabled at (709093): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (709094): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (709086): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (709086): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (708711): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a7889 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c460 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c448 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 709454 hardirqs last enabled at (709453): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (709454): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (709446): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (709446): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (709097): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a78ad x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c580 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c568 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 709860 hardirqs last enabled at (709859): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (709860): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (709852): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (709852): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (709459): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a78d1 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c6a0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c688 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 709986 hardirqs last enabled at (709985): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (709986): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (709978): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (709978): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (709865): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a78f5 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c7c0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c7a8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 710364 hardirqs last enabled at (710363): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (710364): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (710356): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (710356): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (709989): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a7919 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3c8e0 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c8c8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 710720 hardirqs last enabled at (710719): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (710720): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (710712): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (710712): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (710367): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a793d x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3ca00 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3c9e8 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 711138 hardirqs last enabled at (711137): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (711138): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (711130): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (711130): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (710723): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 ---[ end trace 0000000000000000 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 22 at kernel/workqueue.c:3182 __flush_work+0x1b4/0x1c0 Modules linked in: CPU: 1 PID: 22 Comm: kworker/1:0 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 : ffff800092926580 x29: ffff8000929266b0 x28: 0000000000000000 x27: ffff8000929267e8 x26: 0000000000000001 x25: 1fffe000195a7961 x24: dfff800000000000 x23: ffff700012524cb0 x22: ffff0000cad3cb20 x21: ffff8000929265a0 x20: 0000000000000001 x19: ffff0000cad3cb08 x18: 1fffe00036846fc6 x17: 0000000000000000 x16: ffff80008a3953c0 x15: 0000000000000001 x14: 00000000ffff8000 x13: 0000000000000000 x12: 0000000000000001 x11: 0000000000040000 x10: 000000000003ffff x9 : ffff8000a1708000 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 process_scheduled_works kernel/workqueue.c:2468 [inline] worker_thread+0xb68/0xfe8 kernel/workqueue.c:2554 kthread+0x288/0x310 kernel/kthread.c:379 ret_from_fork+0x10/0x20 arch/arm64/kernel/entry.S:853 irq event stamp: 711258 hardirqs last enabled at (711257): [] __cancel_work_timer+0x3a4/0x540 kernel/workqueue.c:3269 hardirqs last disabled at (711258): [] el1_dbg+0x24/0x80 arch/arm64/kernel/entry-common.c:407 softirqs last enabled at (711250): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (711250): [] __do_softirq+0xac0/0xd54 kernel/softirq.c:600 softirqs last disabled at (711141): [] ____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