forked to background, child pid 3171 no interfaces have a carrier [ 21.309771][ T3172] 8021q: adding VLAN 0 to HW filter on device bond0 [ 21.325351][ T3172] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.208' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 35.692403][ T2975] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 35.972742][ T2975] usb 1-1: too many configurations: 186, using maximum allowed: 8 [ 36.772524][ T2975] usb 1-1: New USB device found, idVendor=0cf3, idProduct=9271, bcdDevice= 1.08 [ 36.781587][ T2975] usb 1-1: New USB device strings: Mfr=1, Product=2, SerialNumber=3 [ 36.789949][ T2975] usb 1-1: Product: syz [ 36.794259][ T2975] usb 1-1: Manufacturer: syz [ 36.798838][ T2975] usb 1-1: SerialNumber: syz [ 36.844258][ T2975] usb 1-1: ath9k_htc: Firmware ath9k_htc/htc_9271-1.4.0.fw requested [ 37.422537][ T2975] usb 1-1: ath9k_htc: Transferred FW: ath9k_htc/htc_9271-1.4.0.fw, size: 51008 [ 37.844529][ C1] divide error: 0000 [#1] PREEMPT SMP KASAN [ 37.850707][ C1] CPU: 1 PID: 19 Comm: ksoftirqd/1 Not tainted 5.17.0-rc3-syzkaller-00043-gf4bc5bbb5fef #0 [ 37.861303][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 37.871586][ C1] RIP: 0010:ath9k_htc_swba+0x1b2/0xc70 [ 37.877225][ C1] Code: c0 40 84 c6 0f 85 db 09 00 00 48 8b 55 00 0f b7 c9 bd 01 00 00 00 48 0f ca 48 89 d0 c1 ea 0a 48 c1 e8 20 c1 e0 16 09 d0 31 d2 f1 8d 04 12 31 d2 f7 f1 29 c5 48 8d 83 b0 03 00 00 48 89 c7 48 [ 37.896810][ C1] RSP: 0018:ffffc90000d97cb0 EFLAGS: 00010246 [ 37.902854][ C1] RAX: 0000000000000000 RBX: ffff8880753933a0 RCX: 0000000000000000 [ 37.910801][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 37.918742][ C1] RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000 [ 37.926711][ C1] R10: ffffffff851af65a R11: 0000000000000000 R12: 0000000000000000 [ 37.934652][ C1] R13: 0000000000000000 R14: ffff88801ac5e40c R15: ffff88801da0f1f0 [ 37.942612][ C1] FS: 0000000000000000(0000) GS:ffff8880b9d00000(0000) knlGS:0000000000000000 [ 37.951531][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.958103][ C1] CR2: 00007f4544ba9edb CR3: 000000000b88e000 CR4: 0000000000350ee0 [ 37.966063][ C1] Call Trace: [ 37.969319][ C1] [ 37.972233][ C1] ? ath9k_wmi_event_tasklet+0x172/0x450 [ 37.977843][ C1] ? ath9k_htc_beaconep+0x20/0x20 [ 37.982845][ C1] ? _raw_spin_unlock_irqrestore+0x50/0x70 [ 37.988635][ C1] ath9k_wmi_event_tasklet+0x337/0x450 [ 37.994067][ C1] tasklet_action_common.constprop.0+0x201/0x2e0 [ 38.000372][ C1] __do_softirq+0x29b/0x9c2 [ 38.004849][ C1] ? __irq_exit_rcu+0x180/0x180 [ 38.009699][ C1] run_ksoftirqd+0x2d/0x60 [ 38.014434][ C1] smpboot_thread_fn+0x645/0x9c0 [ 38.019344][ C1] ? __smpboot_create_thread.part.0+0x370/0x370 [ 38.025558][ C1] kthread+0x2e9/0x3a0 [ 38.029612][ C1] ? kthread_complete_and_exit+0x40/0x40 [ 38.035479][ C1] ret_from_fork+0x1f/0x30 [ 38.039876][ C1] [ 38.042870][ C1] Modules