==================================================================
BUG: KASAN: use-after-free in ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:589 [inline]
BUG: KASAN: use-after-free in ath9k_hif_usb_rx_cb+0xca2/0x1020 drivers/net/wireless/ath/ath9k/hif_usb.c:680
Read of size 4 at addr ffff8881191140c4 by task swapper/1/0

CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.11.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 <IRQ>
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:120
 print_address_description.constprop.0.cold+0x5b/0x2f8 mm/kasan/report.c:230
 __kasan_report mm/kasan/report.c:396 [inline]
 kasan_report.cold+0x79/0xd5 mm/kasan/report.c:413
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:589 [inline]
 ath9k_hif_usb_rx_cb+0xca2/0x1020 drivers/net/wireless/ath/ath9k/hif_usb.c:680
 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1657
 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1728
 dummy_timer+0x11f4/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1971
 call_timer_fn+0x1a5/0x630 kernel/time/timer.c:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x67c/0xa10 kernel/time/timer.c:1731
 __run_timers kernel/time/timer.c:1712 [inline]
 run_timer_softirq+0x80/0x120 kernel/time/timer.c:1744
 __do_softirq+0x1b7/0x977 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:226 [inline]
 __irq_exit_rcu kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1096
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:79 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:169 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline]
RIP: 0010:acpi_idle_do_entry+0x1c9/0x250 drivers/acpi/processor_idle.c:516
Code: 1d 68 95 fb 84 db 75 ac e8 94 61 95 fb e8 df 1b 9b fb e9 0c 00 00 00 e8 85 61 95 fb 0f 00 2d be e4 7d 00 e8 79 61 95 fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 54 69 95 fb 48 85 db
RSP: 0018:ffffc900000dfd18 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8881002c8000 RSI: ffffffff85aa30a7 RDI: ffffffff85aa3091
RBP: ffff888103f38864 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff81454ca8 R11: 0000000000000000 R12: 0000000000000001
R13: ffff888103f38800 R14: ffff888103f38864 R15: ffff8881067c9804
 acpi_idle_enter+0x355/0x4f0 drivers/acpi/processor_idle.c:647
 cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237
 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351
 call_cpuidle kernel/sched/idle.c:158 [inline]
 cpuidle_idle_call kernel/sched/idle.c:239 [inline]
 do_idle+0x3d5/0x580 kernel/sched/idle.c:299
 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:396
 start_secondary+0x273/0x350 arch/x86/kernel/smpboot.c:271
 secondary_startup_64_no_verify+0xb0/0xbb

general protection fault, probably for non-canonical address 0xdead000000000400: 0000 [#1] SMP KASAN
CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.11.0-rc1-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
RIP: 0010:nearest_obj include/linux/slub_def.h:168 [inline]
RIP: 0010:print_address_description.constprop.0.cold+0xbf/0x2f8 mm/kasan/report.c:235
Code: 00 48 8b 00 f6 c4 02 0f 84 71 ff ff ff 48 8b 5d 18 b9 0b 00 00 00 b8 11 ff ff 01 48 c1 e1 29 48 c1 e0 27 48 01 e9 48 c1 f9 06 <8b> 73 18 48 c1 e1 0c 48 01 c1 4c 89 e0 48 29 c8 48 99 48 f7 fe 0f
RSP: 0018:ffffc90000148890 EFLAGS: 00010006
RAX: ffff888000000000 RBX: dead000000000400 RCX: 0000000000119114
RDX: ffffea0004644401 RSI: ffffffff812996d3 RDI: fffff52000029104
RBP: ffffea0004644500 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8149b8bf R11: 0000000000000000 R12: ffff8881191140c4
R13: ffffffff82fa02f2 R14: ffffffff82fa02f2 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020002000 CR3: 0000000106b90000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 __kasan_report mm/kasan/report.c:396 [inline]
 kasan_report.cold+0x79/0xd5 mm/kasan/report.c:413
 ath9k_hif_usb_rx_stream drivers/net/wireless/ath/ath9k/hif_usb.c:589 [inline]
 ath9k_hif_usb_rx_cb+0xca2/0x1020 drivers/net/wireless/ath/ath9k/hif_usb.c:680
 __usb_hcd_giveback_urb+0x2b0/0x5c0 drivers/usb/core/hcd.c:1657
 usb_hcd_giveback_urb+0x367/0x410 drivers/usb/core/hcd.c:1728
 dummy_timer+0x11f4/0x32a0 drivers/usb/gadget/udc/dummy_hcd.c:1971
 call_timer_fn+0x1a5/0x630 kernel/time/timer.c:1417
 expire_timers kernel/time/timer.c:1462 [inline]
 __run_timers.part.0+0x67c/0xa10 kernel/time/timer.c:1731
 __run_timers kernel/time/timer.c:1712 [inline]
 run_timer_softirq+0x80/0x120 kernel/time/timer.c:1744
 __do_softirq+0x1b7/0x977 kernel/softirq.c:343
 asm_call_irq_on_stack+0xf/0x20
 </IRQ>
 __run_on_irqstack arch/x86/include/asm/irq_stack.h:26 [inline]
 run_on_irqstack_cond arch/x86/include/asm/irq_stack.h:77 [inline]
 do_softirq_own_stack+0x80/0xa0 arch/x86/kernel/irq_64.c:77
 invoke_softirq kernel/softirq.c:226 [inline]
 __irq_exit_rcu kernel/softirq.c:420 [inline]
 irq_exit_rcu+0x110/0x1a0 kernel/softirq.c:432
 sysvec_apic_timer_interrupt+0x43/0xa0 arch/x86/kernel/apic/apic.c:1096
 asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:628
RIP: 0010:native_save_fl arch/x86/include/asm/irqflags.h:29 [inline]
RIP: 0010:arch_local_save_flags arch/x86/include/asm/irqflags.h:79 [inline]
RIP: 0010:arch_irqs_disabled arch/x86/include/asm/irqflags.h:169 [inline]
RIP: 0010:acpi_safe_halt drivers/acpi/processor_idle.c:111 [inline]
RIP: 0010:acpi_idle_do_entry+0x1c9/0x250 drivers/acpi/processor_idle.c:516
Code: 1d 68 95 fb 84 db 75 ac e8 94 61 95 fb e8 df 1b 9b fb e9 0c 00 00 00 e8 85 61 95 fb 0f 00 2d be e4 7d 00 e8 79 61 95 fb fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 54 69 95 fb 48 85 db
RSP: 0018:ffffc900000dfd18 EFLAGS: 00000293
RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000
RDX: ffff8881002c8000 RSI: ffffffff85aa30a7 RDI: ffffffff85aa3091
RBP: ffff888103f38864 R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff81454ca8 R11: 0000000000000000 R12: 0000000000000001
R13: ffff888103f38800 R14: ffff888103f38864 R15: ffff8881067c9804
 acpi_idle_enter+0x355/0x4f0 drivers/acpi/processor_idle.c:647
 cpuidle_enter_state+0x1b1/0xc80 drivers/cpuidle/cpuidle.c:237
 cpuidle_enter+0x4a/0xa0 drivers/cpuidle/cpuidle.c:351
 call_cpuidle kernel/sched/idle.c:158 [inline]
 cpuidle_idle_call kernel/sched/idle.c:239 [inline]
 do_idle+0x3d5/0x580 kernel/sched/idle.c:299
 cpu_startup_entry+0x14/0x20 kernel/sched/idle.c:396
 start_secondary+0x273/0x350 arch/x86/kernel/smpboot.c:271
 secondary_startup_64_no_verify+0xb0/0xbb
Modules linked in:
---[ end trace cb7cdd31c473af59 ]---
RIP: 0010:nearest_obj include/linux/slub_def.h:168 [inline]
RIP: 0010:print_address_description.constprop.0.cold+0xbf/0x2f8 mm/kasan/report.c:235
Code: 00 48 8b 00 f6 c4 02 0f 84 71 ff ff ff 48 8b 5d 18 b9 0b 00 00 00 b8 11 ff ff 01 48 c1 e1 29 48 c1 e0 27 48 01 e9 48 c1 f9 06 <8b> 73 18 48 c1 e1 0c 48 01 c1 4c 89 e0 48 29 c8 48 99 48 f7 fe 0f
RSP: 0018:ffffc90000148890 EFLAGS: 00010006
RAX: ffff888000000000 RBX: dead000000000400 RCX: 0000000000119114
RDX: ffffea0004644401 RSI: ffffffff812996d3 RDI: fffff52000029104
RBP: ffffea0004644500 R08: 0000000000000000 R09: 0000000000000000
R10: ffffffff8149b8bf R11: 0000000000000000 R12: ffff8881191140c4
R13: ffffffff82fa02f2 R14: ffffffff82fa02f2 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff8881f6b00000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020002000 CR3: 0000000106b90000 CR4: 00000000001506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400