forked to background, child pid 3056 no interfaces have a carrier [ 67.520285][ T3057] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.534408][ T3057] eql: remember to turn off Van-Jacobson compression on your slave devices Starting sshd: OK syzkaller Warning: Permanently added '10.128.0.111' (ECDSA) to the list of known hosts. syzkaller login: [ 94.782651][ T41] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.790577][ T41] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.802513][ T30] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 94.834646][ T41] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 94.842701][ T41] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 94.850387][ T3147] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 94.876923][ T3480] ===================================================== [ 94.883933][ T3480] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 94.892544][ T3480] hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 94.898806][ T3480] genl_rcv_msg+0x157f/0x1660 [ 94.903493][ T3480] netlink_rcv_skb+0x40c/0x7e0 [ 94.908278][ T3480] genl_rcv+0x63/0x80 [ 94.912269][ T3480] netlink_unicast+0x1075/0x1340 [ 94.917228][ T3480] netlink_sendmsg+0x14cf/0x1710 [ 94.922171][ T3480] __sys_sendto+0x9ef/0xc70 [ 94.926693][ T3480] __x64_sys_sendto+0x19c/0x210 [ 94.931562][ T3480] do_syscall_64+0x54/0xd0 [ 94.936002][ T3480] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 94.941936][ T3480] [ 94.944256][ T3480] Uninit was created at: [ 94.948540][ T3480] __kmalloc_node_track_caller+0xe0c/0x1510 [ 94.954549][ T3480] __alloc_skb+0x545/0xf90 [ 94.958997][ T3480] hwsim_cloned_frame_received_nl+0x219/0x1410 [ 94.965177][ T3480] genl_rcv_msg+0x157f/0x1660 [ 94.969891][ T3480] netlink_rcv_skb+0x40c/0x7e0 [ 94.974859][ T3480] genl_rcv+0x63/0x80 [ 94.978848][ T3480] netlink_unicast+0x1075/0x1340 [ 94.983807][ T3480] netlink_sendmsg+0x14cf/0x1710 [ 94.988758][ T3480] __sys_sendto+0x9ef/0xc70 [ 94.993278][ T3480] __x64_sys_sendto+0x19c/0x210 [ 94.998147][ T3480] do_syscall_64+0x54/0xd0 [ 95.002589][ T3480] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.008501][ T3480] [ 95.010815][ T3480] CPU: 0 PID: 3480 Comm: syz-executor146 Not tainted 5.16.0-rc5-syzkaller #0 [ 95.019588][ T3480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.029643][ T3480] ===================================================== [ 95.036560][ T3480] Disabling lock debugging due to kernel taint [ 95.043666][ T3480] Kernel panic - not syncing: kmsan.panic set ... [ 95.050093][ T3480] CPU: 0 PID: 3480 Comm: syz-executor146 Tainted: G B 5.16.0-rc5-syzkaller #0 [ 95.060275][ T3480] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 95.070333][ T3480] Call Trace: [ 95.073614][ T3480] [ 95.076545][ T3480] dump_stack_lvl+0x1ff/0x28e [ 95.081252][ T3480] dump_stack+0x25/0x28 [ 95.085423][ T3480] panic+0x487/0xe1f [ 95.089342][ T3480] ? add_taint+0x181/0x210 [ 95.093773][ T3480] ? _raw_spin_unlock_irqrestore+0x78/0xb0 [ 95.099597][ T3480] kmsan_report+0x2e6/0x2f0 [ 95.104127][ T3480] ? __msan_warning+0xb8/0x130 [ 95.108909][ T3480] ? hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 95.115347][ T3480] ? genl_rcv_msg+0x157f/0x1660 [ 95.120234][ T3480] ? netlink_rcv_skb+0x40c/0x7e0 [ 95.125203][ T3480] ? genl_rcv+0x63/0x80 [ 95.129375][ T3480] ? netlink_unicast+0x1075/0x1340 [ 95.134533][ T3480] ? netlink_sendmsg+0x14cf/0x1710 [ 95.139656][ T3480] ? __sys_sendto+0x9ef/0xc70 [ 95.144370][ T3480] ? __x64_sys_sendto+0x19c/0x210 [ 95.149438][ T3480] ? do_syscall_64+0x54/0xd0 [ 95.154055][ T3480] ? entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.160142][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.165276][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.170427][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.175571][ T3480] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 95.181402][ T3480] ? __rcu_read_unlock+0x82/0xf0 [ 95.186375][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.191525][ T3480] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 95.197357][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.202489][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.207644][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.212779][ T3480] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 95.218618][ T3480] __msan_warning+0xb8/0x130 [ 95.223312][ T3480] hwsim_cloned_frame_received_nl+0x12ba/0x1410 [ 95.229587][ T3480] ? hwsim_register_received_nl+0x400/0x400 [ 95.235500][ T3480] genl_rcv_msg+0x157f/0x1660 [ 95.240220][ T3480] ? hwsim_register_received_nl+0x400/0x400 [ 95.246136][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.251278][ T3480] netlink_rcv_skb+0x40c/0x7e0 [ 95.256097][ T3480] ? genl_bind+0x520/0x520 [ 95.260552][ T3480] genl_rcv+0x63/0x80 [ 95.264737][ T3480] ? genl_pernet_exit+0x90/0x90 [ 95.269602][ T3480] netlink_unicast+0x1075/0x1340 [ 95.274576][ T3480] netlink_sendmsg+0x14cf/0x1710 [ 95.279547][ T3480] ? netlink_getsockopt+0x11d0/0x11d0 [ 95.284928][ T3480] __sys_sendto+0x9ef/0xc70 [ 95.289486][ T3480] ? kmsan_get_metadata+0x33/0x220 [ 95.294620][ T3480] ? kmsan_get_shadow_origin_ptr+0x9b/0xf0 [ 95.300458][ T3480] __x64_sys_sendto+0x19c/0x210 [ 95.305340][ T3480] do_syscall_64+0x54/0xd0 [ 95.309778][ T3480] ? exc_page_fault+0x76/0x150 [ 95.314570][ T3480] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 95.320480][ T3480] RIP: 0033:0x7efcf727df46 [ 95.324912][ T3480] 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 [ 95.344544][ T3480] RSP: 002b:00007ffe0afd4d18 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 95.352993][ T3480] RAX: ffffffffffffffda RBX: 00007ffe0afd4d90 RCX: 00007efcf727df46 [ 95.360974][ T3480] RDX: 0000000000000034 RSI: 00007ffe0afd4de0 RDI: 0000000000000003 [ 95.368957][ T3480] RBP: 0000000000000001 R08: 00007ffe0afd4d34 R09: 000000000000000c [ 95.376955][ T3480] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 95.384945][ T3480] R13: 00007ffe0afd4de0 R14: 0000000000000003 R15: 0000000000000000 [ 95.392931][ T3480] [ 95.396198][ T3480] Kernel Offset: disabled [ 95.400523][ T3480] Rebooting in 86400 seconds..