syzkaller login: [ 95.133342][ T118] cfg80211: failed to load regulatory.db Warning: Permanently added '10.128.0.175' (ECDSA) to the list of known hosts. executing program [ 96.672133][ T3167] usb 1-1: new high-speed USB device number 2 using dummy_hcd [ 97.042434][ T3167] usb 1-1: New USB device found, idVendor=0411, idProduct=006e, bcdDevice= 9.f7 [ 97.051626][ T3167] usb 1-1: New USB device strings: Mfr=0, Product=0, SerialNumber=0 [ 97.063489][ T3167] usb 1-1: config 0 descriptor?? [ 98.149736][ T3167] asix 1-1:0.0 eth1: register 'asix' at usb-dummy_hcd.0-1, ASIX AX88178 USB 2.0 Ethernet, aa:aa:aa:aa:aa:bb [ 98.892525][ T3057] asix 1-1:0.0 eth1: Failed to read reg index 0x0000: -32 [ 99.152371][ T3057] asix 1-1:0.0 eth1: Failed to read reg index 0x0000: -32 [ 99.472141][ T3057] ===================================================== [ 99.479313][ T3057] BUG: KMSAN: uninit-value in ax88178_reset+0xfd2/0x1590 [ 99.486358][ T3057] ax88178_reset+0xfd2/0x1590 [ 99.491054][ T3057] usbnet_open+0x16d/0x1940 [ 99.495580][ T3057] __dev_open+0x920/0xb90 [ 99.499922][ T3057] __dev_change_flags+0x4da/0xd40 [ 99.505075][ T3057] dev_change_flags+0xf5/0x280 [ 99.509848][ T3057] devinet_ioctl+0xfc1/0x3060 [ 99.514716][ T3057] inet_ioctl+0x59f/0x820 [ 99.519098][ T3057] sock_ioctl+0xa3f/0x13d0 [ 99.523527][ T3057] __se_sys_ioctl+0x2df/0x4a0 [ 99.528244][ T3057] __x64_sys_ioctl+0xd8/0x110 [ 99.532941][ T3057] do_syscall_64+0x54/0xd0 [ 99.537376][ T3057] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.543298][ T3057] [ 99.545610][ T3057] Local variable status created at: [ 99.550795][ T3057] ax88178_reset+0x69/0x1590 [ 99.555410][ T3057] usbnet_open+0x16d/0x1940 [ 99.559933][ T3057] [ 99.562245][ T3057] CPU: 1 PID: 3057 Comm: dhcpcd Not tainted 5.16.0-rc5-syzkaller #0 [ 99.570230][ T3057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.580296][ T3057] ===================================================== [ 99.587214][ T3057] Disabling lock debugging due to kernel taint [ 99.593627][ T3057] Kernel panic - not syncing: kmsan.panic set ... [ 99.600066][ T3057] CPU: 1 PID: 3057 Comm: dhcpcd Tainted: G B 5.16.0-rc5-syzkaller #0 [ 99.609518][ T3057] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.619581][ T3057] Call Trace: [ 99.622860][ T3057] [ 99.625789][ T3057] dump_stack_lvl+0x1ff/0x28e [ 99.630491][ T3057] dump_stack+0x25/0x28 [ 99.634768][ T3057] panic+0x487/0xe1f [ 99.638706][ T3057] ? add_taint+0x181/0x210 [ 99.643177][ T3057] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 99.649020][ T3057] kmsan_report+0x2e6/0x2f0 [ 99.653569][ T3057] ? __msan_warning+0xb8/0x130 [ 99.658358][ T3057] ? ax88178_reset+0xfd2/0x1590 [ 99.663251][ T3057] ? usbnet_open+0x16d/0x1940 [ 99.667948][ T3057] ? __dev_open+0x920/0xb90 [ 99.672471][ T3057] ? __dev_change_flags+0x4da/0xd40 [ 99.677684][ T3057] ? dev_change_flags+0xf5/0x280 [ 99.682636][ T3057] ? devinet_ioctl+0xfc1/0x3060 [ 99.687520][ T3057] ? inet_ioctl+0x59f/0x820 [ 99.692047][ T3057] ? sock_ioctl+0xa3f/0x13d0 [ 99.696705][ T3057] ? __se_sys_ioctl+0x2df/0x4a0 [ 99.701589][ T3057] ? __x64_sys_ioctl+0xd8/0x110 [ 99.706451][ T3057] ? do_syscall_64+0x54/0xd0 [ 99.711061][ T3057] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.717258][ T3057] ? try_to_del_timer_sync+0x60e/0x870 [ 99.722752][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.727890][ T3057] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.733751][ T3057] ? schedule_timeout+0x2fa/0x5d0 [ 99.738930][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.744070][ T3057] ? update_process_times+0x330/0x330 [ 99.749478][ T3057] ? msleep+0x110/0x140 [ 99.753669][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.758815][ T3057] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.764670][ T3057] __msan_warning+0xb8/0x130 [ 99.769295][ T3057] ax88178_reset+0xfd2/0x1590 [ 99.774013][ T3057] ? ax88178_unbind+0xa0/0xa0 [ 99.778866][ T3057] usbnet_open+0x16d/0x1940 [ 99.783411][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.788561][ T3057] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.794401][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.799542][ T3057] ? usbnet_stop+0x1560/0x1560 [ 99.804330][ T3057] __dev_open+0x920/0xb90 [ 99.808780][ T3057] __dev_change_flags+0x4da/0xd40 [ 99.813835][ T3057] dev_change_flags+0xf5/0x280 [ 99.818623][ T3057] devinet_ioctl+0xfc1/0x3060 [ 99.823345][ T3057] inet_ioctl+0x59f/0x820 [ 99.827789][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.833109][ T3057] ? kmsan_internal_set_shadow_origin+0x5e/0xc0 [ 99.839471][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.844612][ T3057] ? inet_shutdown+0x6c0/0x6c0 [ 99.849509][ T3057] sock_ioctl+0xa3f/0x13d0 [ 99.853959][ T3057] ? kmsan_get_metadata+0x33/0x220 [ 99.859093][ T3057] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 99.864932][ T3057] ? sock_poll+0x6b0/0x6b0 [ 99.869375][ T3057] __se_sys_ioctl+0x2df/0x4a0 [ 99.874073][ T3057] __x64_sys_ioctl+0xd8/0x110 [ 99.878771][ T3057] do_syscall_64+0x54/0xd0 [ 99.883206][ T3057] ? exc_page_fault+0x76/0x150 [ 99.887992][ T3057] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 99.893918][ T3057] RIP: 0033:0x7fe7334f30e7 [ 99.898341][ T3057] Code: 3c 1c e8 1c ff ff ff 85 c0 79 87 49 c7 c4 ff ff ff ff 5b 5d 4c 89 e0 41 5c c3 66 0f 1f 84 00 00 00 00 00 b8 10 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 61 9d 0c 00 f7 d8 64 89 01 48 [ 99.917974][ T3057] RSP: 002b:00007ffc50c29528 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 99.926407][ T3057] RAX: ffffffffffffffda RBX: 00007fe7334056c8 RCX: 00007fe7334f30e7 [ 99.934391][ T3057] RDX: 00007ffc50c39718 RSI: 0000000000008914 RDI: 0000000000000015 [ 99.942379][ T3057] RBP: 00007ffc50c498c8 R08: 00007ffc50c396d8 R09: 00007ffc50c39688 [ 99.950471][ T3057] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 99.958469][ T3057] R13: 00007ffc50c39718 R14: 0000000000000028 R15: 0000000000008914 [ 99.966478][ T3057] [ 99.969777][ T3057] Kernel Offset: disabled [ 99.974109][ T3057] Rebooting in 86400 seconds..