Warning: Permanently added '10.128.0.40' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 49.112228][ T26] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 49.632373][ T26] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 49.641620][ T26] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 49.649960][ T26] usb 1-1: Product: syz [ 49.654222][ T26] usb 1-1: Manufacturer: syz [ 49.658819][ T26] usb 1-1: SerialNumber: syz [ 49.703920][ T26] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 50.282286][ T26] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 51.352222][ T26] ath9k_htc 1-1:1.0: ath9k_htc: Target is unresponsive [ 51.359494][ T26] ath9k_htc: Failed to initialize the device [ 51.502159][ C1] ================================================================== [ 51.510263][ C1] BUG: KASAN: slab-out-of-bounds in ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 51.518369][ C1] Read of size 4 at addr ffff8880755242e8 by task swapper/1/0 [ 51.525825][ C1] [ 51.528138][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-syzkaller-02858-ge2b542100719 #0 [ 51.537507][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 51.547551][ C1] Call Trace: [ 51.550906][ C1] [ 51.553742][ C1] dump_stack_lvl+0xcd/0x134 [ 51.558777][ C1] print_address_description.constprop.0.cold+0xeb/0x495 [ 51.566289][ C1] ? ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 51.571658][ C1] kasan_report.cold+0xf4/0x1c6 [ 51.576853][ C1] ? ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 51.582219][ C1] ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 51.587449][ C1] ? cgroup_move_task+0x180/0x210 [ 51.592481][ C1] ? hif_usb_start+0xa0/0xa0 [ 51.597075][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 51.602024][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 51.607409][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 51.612617][ C1] dummy_timer+0x11f9/0x32b0 [ 51.617223][ C1] ? dummy_dequeue+0x500/0x500 [ 51.621999][ C1] ? dummy_dequeue+0x500/0x500 [ 51.626774][ C1] call_timer_fn+0x1a5/0x6b0 [ 51.631373][ C1] ? timer_fixup_activate+0x350/0x350 [ 51.636752][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 51.641607][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 51.646817][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 51.652029][ C1] ? dummy_dequeue+0x500/0x500 [ 51.656974][ C1] __run_timers.part.0+0x679/0xa80 [ 51.662104][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 51.666961][ C1] ? __wake_up_locked_sync_key+0x20/0x20 [ 51.672629][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 51.677889][ C1] ? sched_clock_cpu+0x69/0x2b0 [ 51.682758][ C1] run_timer_softirq+0xb3/0x1d0 [ 51.687633][ C1] __do_softirq+0x29b/0x9c2 [ 51.692842][ C1] __irq_exit_rcu+0x123/0x180 [ 51.697521][ C1] irq_exit_rcu+0x5/0x20 [ 51.701763][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 51.707492][ C1] [ 51.710418][ C1] [ 51.713347][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 51.719334][ C1] RIP: 0010:acpi_idle_do_entry+0x1c9/0x240 [ 51.725257][ C1] Code: 89 de e8 1a 6c fe f7 84 db 75 98 e8 11 70 fe f7 e8 7c bf 04 f8 eb 0c e8 05 70 fe f7 0f 00 2d 2e da b7 00 e8 f9 6f fe f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 44 6c fe f7 48 85 db [ 51.745067][ C1] RSP: 0018:ffffc90000177d20 EFLAGS: 00000293 [ 51.751226][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 51.759203][ C1] RDX: ffff888011a19d80 RSI: ffffffff897c6237 RDI: 0000000000000000 [ 51.767179][ C1] RBP: ffff888017232064 R08: 0000000000000001 R09: 0000000000000001 [ 51.775154][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 51.783210][ C1] R13: ffff888017232000 R14: ffff888017232064 R15: ffff88801b013004 [ 51.791192][ C1] ? acpi_idle_do_entry+0x1c7/0x240 [ 51.796420][ C1] acpi_idle_enter+0x369/0x510 [ 51.801280][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 51.806395][ C1] cpuidle_enter+0x4a/0xa0 [ 51.810985][ C1] do_idle+0x3e8/0x590 [ 51.815334][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 51.820360][ C1] cpu_startup_entry+0x14/0x20 [ 51.825123][ C1] start_secondary+0x21d/0x2b0 [ 51.829887][ C1] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 51.835349][ C1] secondary_startup_64_no_verify+0xce/0xdb [ 51.841629][ C1] [ 51.844656][ C1] [ 51.846973][ C1] Allocated by task 0: [ 51.851206][ C1] (stack is not available) [ 51.855609][ C1] [ 51.858007][ C1] The buggy address belongs to the object at ffff888075523300 [ 51.858007][ C1] which belongs to the cache names_cache of size 4096 [ 51.872474][ C1] The buggy address is located 4072 bytes inside of [ 51.872474][ C1] 4096-byte region [ffff888075523300, ffff888075524300) [ 51.886200][ C1] [ 51.888958][ C1] The buggy address belongs to the physical page: [ 51.895415][ C1] page:ffffea0001d54800 refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x75520 [ 51.905703][ C1] head:ffffea0001d54800 order:3 compound_mapcount:0 compound_pincount:0 [ 51.914027][ C1] flags: 0xfff00000010200(slab|head|node=0|zone=1|lastcpupid=0x7ff) [ 51.922014][ C1] raw: 00fff00000010200 0000000000000000 dead000000000122 ffff888140007500 [ 51.930603][ C1] raw: 0000000000000000 0000000080070007 00000001ffffffff 0000000000000000 [ 51.939208][ C1] page dumped because: kasan: bad access detected [ 51.945805][ C1] page_owner tracks the page as allocated [ 51.952125][ C1] page last allocated via order 3, migratetype Unmovable, gfp_mask 0xd20c0(__GFP_IO|__GFP_FS|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP|__GFP_NOMEMALLOC), pid 2950, tgid 2950 (syslogd), ts 51366127554, free_ts 51359468434 [ 51.973152][ C1] get_page_from_freelist+0x1298/0x3b80 [ 51.978708][ C1] __alloc_pages+0x1c7/0x510 [ 51.983315][ C1] alloc_pages+0x1aa/0x310 [ 51.987734][ C1] allocate_slab+0x26c/0x3c0 [ 51.992324][ C1] ___slab_alloc+0x99f/0xe10 [ 51.996916][ C1] __slab_alloc.constprop.0+0x4d/0xa0 [ 52.002286][ C1] kmem_cache_alloc+0x3e6/0x4d0 [ 52.007136][ C1] getname_flags.part.0+0x50/0x4f0 [ 52.012243][ C1] getname_flags+0x9a/0xe0 [ 52.016655][ C1] vfs_fstatat+0x73/0xb0 [ 52.020892][ C1] __do_sys_newfstatat+0x91/0x110 [ 52.025910][ C1] do_syscall_64+0x35/0xb0 [ 52.030324][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 52.036217][ C1] page last free stack trace: [ 52.040876][ C1] free_pcp_prepare+0x549/0xd20 [ 52.045724][ C1] free_unref_page+0x19/0x6a0 [ 52.050394][ C1] device_release+0x9f/0x240 [ 52.054990][ C1] kobject_put+0x1c8/0x540 [ 52.059410][ C1] put_device+0x1b/0x30 [ 52.063650][ C1] ath9k_htc_probe_device+0x1c7/0x1f00 [ 52.069114][ C1] ath9k_htc_hw_init+0x31/0x60 [ 52.073878][ C1] ath9k_hif_usb_firmware_cb+0x274/0x530 [ 52.079541][ C1] request_firmware_work_func+0x12c/0x230 [ 52.085260][ C1] process_one_work+0x996/0x1610 [ 52.090196][ C1] worker_thread+0x665/0x1080 [ 52.094866][ C1] kthread+0x2e9/0x3a0 [ 52.098937][ C1] ret_from_fork+0x1f/0x30 [ 52.103442][ C1] [ 52.105755][ C1] Memory state around the buggy address: [ 52.111695][ C1] ffff888075524180: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 52.119748][ C1] ffff888075524200: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 52.127802][ C1] >ffff888075524280: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 52.135856][ C1] ^ [ 52.143304][ C1] ffff888075524300: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 52.151360][ C1] ffff888075524380: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 52.159503][ C1] ================================================================== [ 52.167644][ C1] Kernel panic - not syncing: panic_on_warn set ... [ 52.174306][ C1] CPU: 1 PID: 0 Comm: swapper/1 Not tainted 5.19.0-syzkaller-02858-ge2b542100719 #0 [ 52.183673][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/22/2022 [ 52.193843][ C1] Call Trace: [ 52.197135][ C1] [ 52.199977][ C1] dump_stack_lvl+0xcd/0x134 [ 52.204578][ C1] panic+0x2d7/0x636 [ 52.208498][ C1] ? panic_print_sys_info.part.0+0x10b/0x10b [ 52.214488][ C1] ? ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 52.219871][ C1] end_report.part.0+0x3f/0x7c [ 52.224664][ C1] kasan_report.cold+0x93/0x1c6 [ 52.229524][ C1] ? ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 52.234915][ C1] ath9k_hif_usb_rx_cb+0xea7/0x10d0 [ 52.240118][ C1] ? cgroup_move_task+0x180/0x210 [ 52.245156][ C1] ? hif_usb_start+0xa0/0xa0 [ 52.249772][ C1] ? rwlock_bug.part.0+0x90/0x90 [ 52.254727][ C1] __usb_hcd_giveback_urb+0x2b0/0x5c0 [ 52.260134][ C1] usb_hcd_giveback_urb+0x367/0x410 [ 52.265356][ C1] dummy_timer+0x11f9/0x32b0 [ 52.270047][ C1] ? dummy_dequeue+0x500/0x500 [ 52.274812][ C1] ? dummy_dequeue+0x500/0x500 [ 52.279573][ C1] call_timer_fn+0x1a5/0x6b0 [ 52.284185][ C1] ? timer_fixup_activate+0x350/0x350 [ 52.289675][ C1] ? lock_downgrade+0x6e0/0x6e0 [ 52.294785][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 52.300161][ C1] ? _raw_spin_unlock_irq+0x1f/0x40 [ 52.305359][ C1] ? dummy_dequeue+0x500/0x500 [ 52.310206][ C1] __run_timers.part.0+0x679/0xa80 [ 52.315862][ C1] ? call_timer_fn+0x6b0/0x6b0 [ 52.320628][ C1] ? __wake_up_locked_sync_key+0x20/0x20 [ 52.326257][ C1] ? kvm_sched_clock_read+0x14/0x40 [ 52.331453][ C1] ? sched_clock_cpu+0x69/0x2b0 [ 52.336302][ C1] run_timer_softirq+0xb3/0x1d0 [ 52.341167][ C1] __do_softirq+0x29b/0x9c2 [ 52.345702][ C1] __irq_exit_rcu+0x123/0x180 [ 52.350471][ C1] irq_exit_rcu+0x5/0x20 [ 52.355407][ C1] sysvec_apic_timer_interrupt+0x93/0xc0 [ 52.361065][ C1] [ 52.364225][ C1] [ 52.367413][ C1] asm_sysvec_apic_timer_interrupt+0x16/0x20 [ 52.373425][ C1] RIP: 0010:acpi_idle_do_entry+0x1c9/0x240 [ 52.380276][ C1] Code: 89 de e8 1a 6c fe f7 84 db 75 98 e8 11 70 fe f7 e8 7c bf 04 f8 eb 0c e8 05 70 fe f7 0f 00 2d 2e da b7 00 e8 f9 6f fe f7 fb f4 <9c> 5b 81 e3 00 02 00 00 fa 31 ff 48 89 de e8 44 6c fe f7 48 85 db [ 52.399991][ C1] RSP: 0018:ffffc90000177d20 EFLAGS: 00000293 [ 52.406059][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 [ 52.414114][ C1] RDX: ffff888011a19d80 RSI: ffffffff897c6237 RDI: 0000000000000000 [ 52.422172][ C1] RBP: ffff888017232064 R08: 0000000000000001 R09: 0000000000000001 [ 52.430140][ C1] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 [ 52.438467][ C1] R13: ffff888017232000 R14: ffff888017232064 R15: ffff88801b013004 [ 52.446596][ C1] ? acpi_idle_do_entry+0x1c7/0x240 [ 52.451806][ C1] acpi_idle_enter+0x369/0x510 [ 52.456572][ C1] cpuidle_enter_state+0x1b1/0xc80 [ 52.461779][ C1] cpuidle_enter+0x4a/0xa0 [ 52.466195][ C1] do_idle+0x3e8/0x590 [ 52.470291][ C1] ? arch_cpu_idle_exit+0x30/0x30 [ 52.475340][ C1] cpu_startup_entry+0x14/0x20 [ 52.480324][ C1] start_secondary+0x21d/0x2b0 [ 52.485091][ C1] ? set_cpu_sibling_map+0x1ef0/0x1ef0 [ 52.490591][ C1] secondary_startup_64_no_verify+0xce/0xdb [ 52.496505][ C1] [ 52.499598][ C1] Kernel Offset: disabled [ 52.503922][ C1] Rebooting in 86400 seconds..