kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] SMP KASAN PTI CPU: 1 PID: 5684 Comm: kworker/1:5 Not tainted 5.1.0-rc3-319004-g43151d6 #6 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Workqueue: usb_hub_wq hub_event RIP: 0010:dev_name include/linux/device.h:1087 [inline] RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208 Code: 89 f5 53 e8 8e 53 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 80 53 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 41 68 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 53 RSP: 0018:ffff8880ad107930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff855576f0 RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff88808c9ce200 R09: fffffbfff22f95ed R10: fffffbfff22f95ec R11: ffffffff917caf63 R12: ffffffff8f031080 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff88809fcee100 FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8c221ad000 CR3: 00000000958c6000 CR4: 00000000001406e0 Call Trace: _dev_err+0xdc/0x10e drivers/base/core.c:3251 yurex_interrupt.cold+0x12e/0x13d drivers/usb/misc/yurex.c:183 __usb_hcd_giveback_urb+0x1f4/0x470 drivers/usb/core/hcd.c:1758 usb_hcd_giveback_urb+0x346/0x400 drivers/usb/core/hcd.c:1823 __skb_queue_head_init include/linux/skbuff.h:1790 [inline] skbpoolfree drivers/block/aoe/aoedev.c:428 [inline] freedev drivers/block/aoe/aoedev.c:290 [inline] dummy_timer+0x1225/0x328d drivers/block/aoe/aoedev.c:359 call_timer_fn+0x161/0x5f0 kernel/time/timer.c:1325 expire_timers kernel/time/timer.c:1362 [inline] __run_timers kernel/time/timer.c:1681 [inline] __run_timers kernel/time/timer.c:1649 [inline] run_timer_softirq+0x58b/0x1400 kernel/time/timer.c:1694 __do_softirq+0x22a/0x8cd kernel/softirq.c:293 invoke_softirq kernel/softirq.c:374 [inline] irq_exit+0x187/0x1b0 kernel/softirq.c:414 exiting_irq arch/x86/include/asm/apic.h:536 [inline] smp_apic_timer_interrupt+0xfe/0x4a0 arch/x86/kernel/apic/apic.c:1062 apic_timer_interrupt+0xf/0x20 arch/x86/entry/entry_64.S:807 RIP: 0010:arch_local_irq_restore arch/x86/include/asm/paravirt.h:767 [inline] RIP: 0010:console_unlock+0xaea/0xbb0 kernel/printk/printk.c:2456 Code: 00 00 00 e8 c8 ef ff ff e9 73 fb ff ff e8 be 0c 17 00 0f 0b e9 12 fe ff ff e8 b2 0c 17 00 e8 7d 0e 1e 00 48 8b 7c 24 30 57 9d <0f> 1f 44 00 00 e9 4c fb ff ff e8 17 21 4e 00 e9 37 f7 ff ff e8 2d RSP: 0018:ffff88806edc7020 EFLAGS: 00000216 ORIG_RAX: ffffffffffffff13 RAX: 0000000000000007 RBX: 0000000000000200 RCX: 1ffff11011939d51 RDX: 0000000000000000 RSI: ffff88808c9ceae0 RDI: 0000000000000216 RBP: 0000000000000001 R08: ffff88808c9ce200 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000046 R13: ffffffff86b23c00 R14: 0000000000000001 R15: dffffc0000000000 vprintk_emit+0x2b5/0x5a0 kernel/printk/printk.c:1975 vprintk_func+0x7a/0x118 kernel/printk/printk_safe.c:398 printk+0xbf/0xf2 kernel/printk/printk.c:2035 stk1135_serial_wait_ready.cold+0x18/0x1d drivers/media/usb/gspca/stk1135.c:127 sensor_write_8+0x51/0x70 drivers/media/usb/gspca/stk1135.c:164 sensor_write_16+0x24/0x40 drivers/media/usb/gspca/stk1135.c:172 sensor_set_page drivers/media/usb/gspca/stk1135.c:181 [inline] sensor_set_page drivers/media/usb/gspca/stk1135.c:176 [inline] sensor_read+0xb2/0x100 drivers/media/usb/gspca/stk1135.c:188 sd_init+0x116/0x190 drivers/media/usb/gspca/stk1135.c:422 gspca_dev_probe2+0xa75/0x146b drivers/media/usb/gspca/gspca.c:1546 gspca_dev_probe.cold+0x1a/0xbb drivers/media/usb/gspca/gspca.c:1619 usb_probe_interface+0x31d/0x820 drivers/usb/core/driver.c:361 really_probe+0x2da/0xb10 drivers/base/dd.c:509 driver_probe_device+0x21d/0x350 drivers/base/dd.c:671 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454 __device_attach+0x223/0x3a0 drivers/base/dd.c:844 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514 device_add+0xad2/0x16e0 drivers/base/core.c:2106 usb_set_configuration+0xdf7/0x1740 drivers/usb/core/message.c:2023 generic_probe+0xa2/0xda drivers/usb/core/generic.c:210 usb_probe_device+0xc0/0x150 drivers/usb/core/driver.c:266 really_probe+0x2da/0xb10 drivers/base/dd.c:509 driver_probe_device+0x21d/0x350 drivers/base/dd.c:671 __device_attach_driver+0x1d8/0x290 drivers/base/dd.c:778 bus_for_each_drv+0x163/0x1e0 drivers/base/bus.c:454 __device_attach+0x223/0x3a0 drivers/base/dd.c:844 bus_probe_device+0x1f1/0x2a0 drivers/base/bus.c:514 device_add+0xad2/0x16e0 drivers/base/core.c:2106 usb_new_device.cold+0x537/0xccf drivers/usb/core/hub.c:2534 hub_port_connect drivers/usb/core/hub.c:5089 [inline] hub_port_connect_change drivers/usb/core/hub.c:5204 [inline] port_event drivers/usb/core/hub.c:5350 [inline] hub_event+0x138e/0x3b00 drivers/usb/core/hub.c:5432 process_one_work+0x90f/0x1580 kernel/workqueue.c:2269 worker_thread+0x9b/0xe20 kernel/workqueue.c:2415 kthread+0x313/0x420 kernel/kthread.c:253 ret_from_fork+0x3a/0x50 arch/x86/entry/entry_64.S:352 Modules linked in: ---[ end trace 6dd0a6b85a6beb29 ]--- RIP: 0010:dev_name include/linux/device.h:1087 [inline] RIP: 0010:__dev_printk+0x3f/0x215 drivers/base/core.c:3208 Code: 89 f5 53 e8 8e 53 1c fc 48 85 ed 0f 84 c9 01 00 00 e8 80 53 1c fc 48 8d 7d 50 b8 ff ff 37 00 48 89 fa 48 c1 e0 2a 48 c1 ea 03 <80> 3c 02 00 74 05 e8 41 68 53 fc 4c 8b 7d 50 4d 85 ff 75 28 e8 53 RSP: 0018:ffff8880ad107930 EFLAGS: 00010002 RAX: dffffc0000000000 RBX: ffffed1015a20f2d RCX: 00000000ffffffed RDX: 0000000000000010 RSI: ffffffff855576f0 RDI: 0000000000000080 RBP: 0000000000000030 R08: ffff88808c9ce200 R09: fffffbfff22f95ed R10: fffffbfff22f95ec R11: ffffffff917caf63 R12: ffffffff8f031080 R13: ffff8880ad107988 R14: 0000000000000000 R15: ffff88809fcee100 FS: 0000000000000000(0000) GS:ffff8880ad100000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f8c221ad000 CR3: 00000000958c6000 CR4: 00000000001406e0