Warning: Permanently added '10.128.0.53' (ECDSA) to the list of known hosts. syzkaller login: [ 88.713390][ T952] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.721271][ T952] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.739747][ T3138] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 88.769505][ T8] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 88.777615][ T8] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 88.785797][ T7] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 88.807596][ T3471] ===================================================== [ 88.814604][ T3471] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 88.823215][ T3471] hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 88.829474][ T3471] genl_rcv_msg+0x157f/0x1660 [ 88.834175][ T3471] netlink_rcv_skb+0x40c/0x7e0 [ 88.838971][ T3471] genl_rcv+0x63/0x80 [ 88.842975][ T3471] netlink_unicast+0x1093/0x1360 [ 88.847922][ T3471] netlink_sendmsg+0x14d9/0x1720 [ 88.852871][ T3471] __sys_sendto+0x9ef/0xc70 [ 88.857397][ T3471] __x64_sys_sendto+0x19c/0x210 [ 88.862274][ T3471] do_syscall_64+0x54/0xd0 [ 88.866733][ T3471] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.872651][ T3471] [ 88.874967][ T3471] Uninit was created at: [ 88.879245][ T3471] __kmalloc_node_track_caller+0xde3/0x14f0 [ 88.885154][ T3471] __alloc_skb+0x545/0xf90 [ 88.889586][ T3471] hwsim_cloned_frame_received_nl+0x219/0x1410 [ 88.895752][ T3471] genl_rcv_msg+0x157f/0x1660 [ 88.900447][ T3471] netlink_rcv_skb+0x40c/0x7e0 [ 88.905218][ T3471] genl_rcv+0x63/0x80 [ 88.909208][ T3471] netlink_unicast+0x1093/0x1360 [ 88.914152][ T3471] netlink_sendmsg+0x14d9/0x1720 [ 88.919106][ T3471] __sys_sendto+0x9ef/0xc70 [ 88.923628][ T3471] __x64_sys_sendto+0x19c/0x210 [ 88.928495][ T3471] do_syscall_64+0x54/0xd0 [ 88.932930][ T3471] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 88.938845][ T3471] [ 88.941174][ T3471] CPU: 1 PID: 3471 Comm: syz-executor778 Not tainted 5.17.0-rc8-syzkaller #0 [ 88.949941][ T3471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 88.959995][ T3471] ===================================================== [ 88.966918][ T3471] Disabling lock debugging due to kernel taint [ 88.974252][ T3471] Kernel panic - not syncing: kmsan.panic set ... [ 88.980682][ T3471] CPU: 1 PID: 3471 Comm: syz-executor778 Tainted: G B 5.17.0-rc8-syzkaller #0 [ 88.990864][ T3471] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.000930][ T3471] Call Trace: [ 89.004202][ T3471] [ 89.007130][ T3471] dump_stack_lvl+0x1ff/0x28e [ 89.011856][ T3471] dump_stack+0x25/0x28 [ 89.016054][ T3471] panic+0x487/0xe1f [ 89.019977][ T3471] ? add_taint+0x181/0x210 [ 89.024424][ T3471] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 89.030259][ T3471] kmsan_report+0x2e6/0x2f0 [ 89.034789][ T3471] ? memcg_slab_post_alloc_hook+0x34/0xb90 [ 89.040631][ T3471] ? __msan_warning+0xb8/0x130 [ 89.045420][ T3471] ? hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 89.051859][ T3471] ? genl_rcv_msg+0x157f/0x1660 [ 89.056728][ T3471] ? netlink_rcv_skb+0x40c/0x7e0 [ 89.061685][ T3471] ? genl_rcv+0x63/0x80 [ 89.065877][ T3471] ? netlink_unicast+0x1093/0x1360 [ 89.071027][ T3471] ? netlink_sendmsg+0x14d9/0x1720 [ 89.076155][ T3471] ? __sys_sendto+0x9ef/0xc70 [ 89.080853][ T3471] ? __x64_sys_sendto+0x19c/0x210 [ 89.085915][ T3471] ? do_syscall_64+0x54/0xd0 [ 89.090534][ T3471] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.096630][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.101770][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.106938][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.112077][ T3471] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.117915][ T3471] ? __rcu_read_unlock+0x82/0xf0 [ 89.122880][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.128018][ T3471] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.133852][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.138987][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.144125][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.149274][ T3471] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.155112][ T3471] __msan_warning+0xb8/0x130 [ 89.159728][ T3471] hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 89.166010][ T3471] ? hwsim_register_received_nl+0x400/0x400 [ 89.171943][ T3471] genl_rcv_msg+0x157f/0x1660 [ 89.176658][ T3471] ? hwsim_register_received_nl+0x400/0x400 [ 89.182576][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.187723][ T3471] netlink_rcv_skb+0x40c/0x7e0 [ 89.192520][ T3471] ? genl_bind+0x520/0x520 [ 89.196981][ T3471] genl_rcv+0x63/0x80 [ 89.200980][ T3471] ? genl_pernet_exit+0x90/0x90 [ 89.205847][ T3471] netlink_unicast+0x1093/0x1360 [ 89.210817][ T3471] netlink_sendmsg+0x14d9/0x1720 [ 89.215783][ T3471] ? netlink_getsockopt+0x11d0/0x11d0 [ 89.221223][ T3471] __sys_sendto+0x9ef/0xc70 [ 89.225765][ T3471] ? kmsan_get_metadata+0x33/0x220 [ 89.230904][ T3471] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 89.236741][ T3471] __x64_sys_sendto+0x19c/0x210 [ 89.241627][ T3471] do_syscall_64+0x54/0xd0 [ 89.246105][ T3471] ? exc_page_fault+0x76/0x150 [ 89.250884][ T3471] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.256802][ T3471] RIP: 0033:0x7f30f8eb8f46 [ 89.261218][ T3471] Code: 48 c7 c0 ff ff ff ff eb b7 66 2e 0f 1f 84 00 00 00 00 00 90 41 89 ca 64 8b 04 25 18 00 00 00 85 c0 75 11 b8 2c 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 72 c3 90 55 48 83 ec 30 44 89 4c 24 2c 4c 89 [ 89.280842][ T3471] RSP: 002b:00007ffebd853718 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 89.289267][ T3471] RAX: ffffffffffffffda RBX: 00007ffebd853790 RCX: 00007f30f8eb8f46 [ 89.297245][ T3471] RDX: 0000000000000034 RSI: 00007ffebd8537e0 RDI: 0000000000000003 [ 89.305225][ T3471] RBP: 0000000000000001 R08: 00007ffebd853734 R09: 000000000000000c [ 89.313211][ T3471] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 89.321191][ T3471] R13: 00007ffebd8537e0 R14: 0000000000000003 R15: 0000000000000000 [ 89.329176][ T3471] [ 89.332364][ T3471] Kernel Offset: disabled [ 89.336687][ T3471] Rebooting in 86400 seconds..