[ OK ] Listening on Load/Save RF Kill Switch Status /dev/rfkill Watch. [ OK ] Started Getty on tty6. [ OK ] Started Getty on tty5. [ OK ] Started Getty on tty4. [ OK ] Started Getty on tty3. [ OK ] Started Getty on tty2. [ OK ] Started Serial Getty on ttyS0. [ OK ] Started Getty on tty1. [ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... Starting Load/Save RF Kill Switch Status... [ OK ] Started Update UTMP about System Runlevel Changes. [ OK ] Started Load/Save RF Kill Switch Status. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.2' (ECDSA) to the list of known hosts. syzkaller login: [ 115.302077][ T8229] IPVS: ftp: loaded support on port[0] = 21 [ 115.424046][ T299] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.432254][ T299] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.451661][ T892] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 115.488845][ T299] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 115.497460][ T299] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 115.505829][ T892] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 115.534934][ T8268] ===================================================== [ 115.541939][ T8268] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 115.550563][ T8268] CPU: 1 PID: 8268 Comm: syz-executor491 Not tainted 5.12.0-rc6-syzkaller #0 [ 115.559481][ T8268] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.569513][ T8268] Call Trace: [ 115.572771][ T8268] dump_stack+0x24c/0x2e0 [ 115.577082][ T8268] kmsan_report+0xfb/0x1e0 [ 115.581595][ T8268] __msan_warning+0x5c/0xa0 [ 115.586087][ T8268] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 115.592322][ T8268] ? hwsim_register_received_nl+0x740/0x740 [ 115.598208][ T8268] genl_rcv_msg+0x1319/0x1610 [ 115.602902][ T8268] ? hwsim_register_received_nl+0x740/0x740 [ 115.608798][ T8268] ? kmsan_internal_set_origin+0x85/0xc0 [ 115.614433][ T8268] netlink_rcv_skb+0x6fa/0x810 [ 115.619186][ T8268] ? genl_bind+0x4b0/0x4b0 [ 115.623611][ T8268] genl_rcv+0x63/0x80 [ 115.627581][ T8268] netlink_unicast+0x11d6/0x14a0 [ 115.632658][ T8268] ? genl_pernet_exit+0x90/0x90 [ 115.637499][ T8268] netlink_sendmsg+0x1740/0x1840 [ 115.642421][ T8268] ? netlink_getsockopt+0x1830/0x1830 [ 115.647777][ T8268] __sys_sendto+0x9ea/0xc60 [ 115.652272][ T8268] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 115.658331][ T8268] ? kmsan_get_metadata+0x116/0x180 [ 115.663507][ T8268] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 115.669292][ T8268] ? kmsan_get_metadata+0x116/0x180 [ 115.674469][ T8268] __se_sys_sendto+0x107/0x130 [ 115.679224][ T8268] __x64_sys_sendto+0x6e/0x90 [ 115.683899][ T8268] do_syscall_64+0x9f/0x140 [ 115.688413][ T8268] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.694299][ T8268] RIP: 0033:0x402d56 [ 115.698182][ T8268] 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 [ 115.717771][ T8268] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 115.726172][ T8268] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 115.734132][ T8268] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 115.742088][ T8268] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 115.750042][ T8268] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 115.757990][ T8268] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 115.765946][ T8268] [ 115.768248][ T8268] Uninit was created at: [ 115.772456][ T8268] kmsan_internal_poison_shadow+0x5c/0xf0 [ 115.778157][ T8268] kmsan_slab_alloc+0x8e/0xe0 [ 115.782811][ T8268] __kmalloc_node_track_caller+0xa4f/0x1470 [ 115.788691][ T8268] __alloc_skb+0x4dd/0xe90 [ 115.798219][ T8268] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 115.804370][ T8268] genl_rcv_msg+0x1319/0x1610 [ 115.809040][ T8268] netlink_rcv_skb+0x6fa/0x810 [ 115.813818][ T8268] genl_rcv+0x63/0x80 [ 115.817791][ T8268] netlink_unicast+0x11d6/0x14a0 [ 115.822728][ T8268] netlink_sendmsg+0x1740/0x1840 [ 115.827681][ T8268] __sys_sendto+0x9ea/0xc60 executing program [ 115.832192][ T8268] __se_sys_sendto+0x107/0x130 [ 115.836946][ T8268] __x64_sys_sendto+0x6e/0x90 [ 115.841612][ T8268] do_syscall_64+0x9f/0x140 [ 115.846106][ T8268] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 115.851991][ T8268] ===================================================== [ 115.858902][ T8268] Disabling lock debugging due to kernel taint [ 115.872517][ T8268] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 115.890903][ T8269] ===================================================== [ 115.897902][ T8269] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 115.906531][ T8269] CPU: 1 PID: 8269 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 115.916685][ T8269] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 115.926779][ T8269] Call Trace: [ 115.930049][ T8269] dump_stack+0x24c/0x2e0 [ 115.934420][ T8269] kmsan_report+0xfb/0x1e0 [ 115.938821][ T8269] __msan_warning+0x5c/0xa0 [ 115.943299][ T8269] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 115.949544][ T8269] ? hwsim_register_received_nl+0x740/0x740 [ 115.955457][ T8269] genl_rcv_msg+0x1319/0x1610 [ 115.960207][ T8269] ? hwsim_register_received_nl+0x740/0x740 [ 115.966091][ T8269] ? kmsan_internal_set_origin+0x85/0xc0 [ 115.971711][ T8269] netlink_rcv_skb+0x6fa/0x810 [ 115.976511][ T8269] ? genl_bind+0x4b0/0x4b0 [ 115.980909][ T8269] genl_rcv+0x63/0x80 [ 115.984878][ T8269] netlink_unicast+0x11d6/0x14a0 [ 115.989797][ T8269] ? genl_pernet_exit+0x90/0x90 [ 115.994627][ T8269] netlink_sendmsg+0x1740/0x1840 [ 115.999551][ T8269] ? netlink_getsockopt+0x1830/0x1830 [ 116.004906][ T8269] __sys_sendto+0x9ea/0xc60 [ 116.009394][ T8269] ? kmsan_get_metadata+0x116/0x180 [ 116.014575][ T8269] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 116.020370][ T8269] ? kmsan_get_metadata+0x116/0x180 [ 116.025546][ T8269] __se_sys_sendto+0x107/0x130 [ 116.030289][ T8269] __x64_sys_sendto+0x6e/0x90 [ 116.034943][ T8269] do_syscall_64+0x9f/0x140 [ 116.039438][ T8269] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.045406][ T8269] RIP: 0033:0x402d56 [ 116.049274][ T8269] 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 [ 116.068878][ T8269] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 116.077291][ T8269] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 116.085245][ T8269] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 116.093192][ T8269] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 116.101157][ T8269] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 116.109112][ T8269] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 116.117079][ T8269] [ 116.119379][ T8269] Uninit was created at: [ 116.123590][ T8269] kmsan_internal_poison_shadow+0x5c/0xf0 [ 116.129294][ T8269] kmsan_slab_alloc+0x8e/0xe0 [ 116.133945][ T8269] __kmalloc_node_track_caller+0xa4f/0x1470 [ 116.139812][ T8269] __alloc_skb+0x4dd/0xe90 [ 116.144221][ T8269] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 116.150356][ T8269] genl_rcv_msg+0x1319/0x1610 [ 116.155013][ T8269] netlink_rcv_skb+0x6fa/0x810 [ 116.159756][ T8269] genl_rcv+0x63/0x80 [ 116.163713][ T8269] netlink_unicast+0x11d6/0x14a0 [ 116.168626][ T8269] netlink_sendmsg+0x1740/0x1840 [ 116.173557][ T8269] __sys_sendto+0x9ea/0xc60 [ 116.178036][ T8269] __se_sys_sendto+0x107/0x130 [ 116.182775][ T8269] __x64_sys_sendto+0x6e/0x90 [ 116.187430][ T8269] do_syscall_64+0x9f/0x140 executing program [ 116.191912][ T8269] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.197781][ T8269] ===================================================== [ 116.210078][ T8269] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 116.229292][ T8270] ===================================================== [ 116.236263][ T8270] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 116.244875][ T8270] CPU: 1 PID: 8270 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 116.255054][ T8270] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.265101][ T8270] Call Trace: [ 116.268376][ T8270] dump_stack+0x24c/0x2e0 [ 116.272690][ T8270] kmsan_report+0xfb/0x1e0 [ 116.277086][ T8270] __msan_warning+0x5c/0xa0 [ 116.281565][ T8270] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 116.287789][ T8270] ? hwsim_register_received_nl+0x740/0x740 [ 116.293673][ T8270] genl_rcv_msg+0x1319/0x1610 [ 116.298370][ T8270] ? hwsim_register_received_nl+0x740/0x740 [ 116.304250][ T8270] ? kmsan_internal_set_origin+0x85/0xc0 [ 116.309880][ T8270] netlink_rcv_skb+0x6fa/0x810 [ 116.314625][ T8270] ? genl_bind+0x4b0/0x4b0 [ 116.319031][ T8270] genl_rcv+0x63/0x80 [ 116.323020][ T8270] netlink_unicast+0x11d6/0x14a0 [ 116.327932][ T8270] ? genl_pernet_exit+0x90/0x90 [ 116.332762][ T8270] netlink_sendmsg+0x1740/0x1840 [ 116.337683][ T8270] ? netlink_getsockopt+0x1830/0x1830 [ 116.343032][ T8270] __sys_sendto+0x9ea/0xc60 [ 116.347529][ T8270] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 116.353572][ T8270] ? kmsan_get_metadata+0x116/0x180 [ 116.358749][ T8270] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 116.364560][ T8270] ? kmsan_get_metadata+0x116/0x180 [ 116.369753][ T8270] __se_sys_sendto+0x107/0x130 [ 116.374513][ T8270] __x64_sys_sendto+0x6e/0x90 [ 116.379180][ T8270] do_syscall_64+0x9f/0x140 [ 116.383676][ T8270] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.389652][ T8270] RIP: 0033:0x402d56 [ 116.393531][ T8270] 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 [ 116.413120][ T8270] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 116.421516][ T8270] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 116.429604][ T8270] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 116.437553][ T8270] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 116.445509][ T8270] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 116.453584][ T8270] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 116.461583][ T8270] [ 116.463919][ T8270] Uninit was created at: [ 116.468130][ T8270] kmsan_internal_poison_shadow+0x5c/0xf0 [ 116.473840][ T8270] kmsan_slab_alloc+0x8e/0xe0 [ 116.478499][ T8270] __kmalloc_node_track_caller+0xa4f/0x1470 [ 116.484377][ T8270] __alloc_skb+0x4dd/0xe90 [ 116.488797][ T8270] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 116.494956][ T8270] genl_rcv_msg+0x1319/0x1610 [ 116.499632][ T8270] netlink_rcv_skb+0x6fa/0x810 [ 116.504504][ T8270] genl_rcv+0x63/0x80 [ 116.508479][ T8270] netlink_unicast+0x11d6/0x14a0 [ 116.513405][ T8270] netlink_sendmsg+0x1740/0x1840 [ 116.518327][ T8270] __sys_sendto+0x9ea/0xc60 [ 116.522811][ T8270] __se_sys_sendto+0x107/0x130 [ 116.527561][ T8270] __x64_sys_sendto+0x6e/0x90 [ 116.532217][ T8270] do_syscall_64+0x9f/0x140 [ 116.536701][ T8270] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 116.542575][ T8270] ===================================================== [ 116.581989][ T8270] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 116.606784][ T8271] ===================================================== [ 116.613725][ T8271] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 116.622303][ T8271] CPU: 0 PID: 8271 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 116.632427][ T8271] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.642458][ T8271] Call Trace: [ 116.645717][ T8271] dump_stack+0x24c/0x2e0 [ 116.650036][ T8271] kmsan_report+0xfb/0x1e0 [ 116.654449][ T8271] __msan_warning+0x5c/0xa0 [ 116.658933][ T8271] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 116.665156][ T8271] ? hwsim_register_received_nl+0x740/0x740 [ 116.671074][ T8271] genl_rcv_msg+0x1319/0x1610 [ 116.675732][ T8271] ? hwsim_register_received_nl+0x740/0x740 [ 116.681605][ T8271] ? kmsan_internal_set_origin+0x85/0xc0 [ 116.687213][ T8271] netlink_rcv_skb+0x6fa/0x810 [ 116.691976][ T8271] ? genl_bind+0x4b0/0x4b0 [ 116.696374][ T8271] genl_rcv+0x63/0x80 [ 116.700358][ T8271] netlink_unicast+0x11d6/0x14a0 [ 116.705296][ T8271] ? genl_pernet_exit+0x90/0x90 [ 116.710123][ T8271] netlink_sendmsg+0x1740/0x1840 [ 116.715047][ T8271] ? netlink_getsockopt+0x1830/0x1830 [ 116.720402][ T8271] __sys_sendto+0x9ea/0xc60 [ 116.724888][ T8271] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 116.730937][ T8271] ? kmsan_get_metadata+0x116/0x180 [ 116.736109][ T8271] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 116.741897][ T8271] ? kmsan_get_metadata+0x116/0x180 [ 116.747084][ T8271] __se_sys_sendto+0x107/0x130 [ 116.751826][ T8271] __x64_sys_sendto+0x6e/0x90 [ 116.756477][ T8271] do_syscall_64+0x9f/0x140 [ 116.760959][ T8271] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.766829][ T8271] RIP: 0033:0x402d56 [ 116.770709][ T8271] 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 [ 116.790291][ T8271] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 116.798677][ T8271] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 116.806623][ T8271] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 116.814618][ T8271] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 116.822592][ T8271] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 116.830556][ T8271] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 116.838514][ T8271] [ 116.840817][ T8271] Uninit was created at: [ 116.845026][ T8271] kmsan_internal_poison_shadow+0x5c/0xf0 [ 116.850736][ T8271] kmsan_slab_alloc+0x8e/0xe0 [ 116.855393][ T8271] __kmalloc_node_track_caller+0xa4f/0x1470 [ 116.861267][ T8271] __alloc_skb+0x4dd/0xe90 [ 116.865672][ T8271] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 116.871804][ T8271] genl_rcv_msg+0x1319/0x1610 [ 116.876455][ T8271] netlink_rcv_skb+0x6fa/0x810 [ 116.881194][ T8271] genl_rcv+0x63/0x80 [ 116.885163][ T8271] netlink_unicast+0x11d6/0x14a0 [ 116.890074][ T8271] netlink_sendmsg+0x1740/0x1840 [ 116.894990][ T8271] __sys_sendto+0x9ea/0xc60 [ 116.899470][ T8271] __se_sys_sendto+0x107/0x130 executing program [ 116.904209][ T8271] __x64_sys_sendto+0x6e/0x90 [ 116.908865][ T8271] do_syscall_64+0x9f/0x140 [ 116.913348][ T8271] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 116.919216][ T8271] ===================================================== [ 116.934277][ T8271] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 116.954484][ T8272] ===================================================== [ 116.961443][ T8272] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 116.970043][ T8272] CPU: 0 PID: 8272 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 116.980168][ T8272] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 116.990198][ T8272] Call Trace: [ 116.993453][ T8272] dump_stack+0x24c/0x2e0 [ 116.997760][ T8272] kmsan_report+0xfb/0x1e0 [ 117.002154][ T8272] __msan_warning+0x5c/0xa0 [ 117.006632][ T8272] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 117.012851][ T8272] ? hwsim_register_received_nl+0x740/0x740 [ 117.018724][ T8272] genl_rcv_msg+0x1319/0x1610 [ 117.023404][ T8272] ? hwsim_register_received_nl+0x740/0x740 [ 117.029277][ T8272] ? kmsan_internal_set_origin+0x85/0xc0 [ 117.035004][ T8272] netlink_rcv_skb+0x6fa/0x810 [ 117.039762][ T8272] ? genl_bind+0x4b0/0x4b0 [ 117.044164][ T8272] genl_rcv+0x63/0x80 [ 117.048129][ T8272] netlink_unicast+0x11d6/0x14a0 [ 117.053048][ T8272] ? genl_pernet_exit+0x90/0x90 [ 117.057880][ T8272] netlink_sendmsg+0x1740/0x1840 [ 117.062800][ T8272] ? netlink_getsockopt+0x1830/0x1830 [ 117.068155][ T8272] __sys_sendto+0x9ea/0xc60 [ 117.072640][ T8272] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 117.078727][ T8272] ? kmsan_get_metadata+0x116/0x180 [ 117.083918][ T8272] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 117.089699][ T8272] ? kmsan_get_metadata+0x116/0x180 [ 117.094877][ T8272] __se_sys_sendto+0x107/0x130 [ 117.099623][ T8272] __x64_sys_sendto+0x6e/0x90 [ 117.104303][ T8272] do_syscall_64+0x9f/0x140 [ 117.108790][ T8272] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.114663][ T8272] RIP: 0033:0x402d56 [ 117.118533][ T8272] 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 [ 117.138115][ T8272] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 117.146502][ T8272] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 117.154451][ T8272] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 117.162402][ T8272] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 117.170347][ T8272] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 117.178305][ T8272] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 117.186256][ T8272] [ 117.188563][ T8272] Uninit was created at: [ 117.192769][ T8272] kmsan_internal_poison_shadow+0x5c/0xf0 [ 117.198471][ T8272] kmsan_slab_alloc+0x8e/0xe0 [ 117.203121][ T8272] __kmalloc_node_track_caller+0xa4f/0x1470 [ 117.208988][ T8272] __alloc_skb+0x4dd/0xe90 [ 117.213394][ T8272] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 117.219524][ T8272] genl_rcv_msg+0x1319/0x1610 [ 117.224189][ T8272] netlink_rcv_skb+0x6fa/0x810 [ 117.228952][ T8272] genl_rcv+0x63/0x80 [ 117.232912][ T8272] netlink_unicast+0x11d6/0x14a0 [ 117.237839][ T8272] netlink_sendmsg+0x1740/0x1840 [ 117.242765][ T8272] __sys_sendto+0x9ea/0xc60 [ 117.247241][ T8272] __se_sys_sendto+0x107/0x130 [ 117.251977][ T8272] __x64_sys_sendto+0x6e/0x90 executing program [ 117.256640][ T8272] do_syscall_64+0x9f/0x140 [ 117.261124][ T8272] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.266990][ T8272] ===================================================== [ 117.278448][ T8272] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 117.298358][ T8273] ===================================================== [ 117.305315][ T8273] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 117.313916][ T8273] CPU: 0 PID: 8273 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 117.324047][ T8273] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.334134][ T8273] Call Trace: [ 117.337404][ T8273] dump_stack+0x24c/0x2e0 [ 117.341733][ T8273] kmsan_report+0xfb/0x1e0 [ 117.346137][ T8273] __msan_warning+0x5c/0xa0 [ 117.350770][ T8273] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 117.357006][ T8273] ? hwsim_register_received_nl+0x740/0x740 [ 117.362884][ T8273] genl_rcv_msg+0x1319/0x1610 [ 117.367549][ T8273] ? hwsim_register_received_nl+0x740/0x740 [ 117.373422][ T8273] ? kmsan_internal_set_origin+0x85/0xc0 [ 117.379032][ T8273] netlink_rcv_skb+0x6fa/0x810 [ 117.383777][ T8273] ? genl_bind+0x4b0/0x4b0 [ 117.388170][ T8273] genl_rcv+0x63/0x80 [ 117.392127][ T8273] netlink_unicast+0x11d6/0x14a0 [ 117.397040][ T8273] ? genl_pernet_exit+0x90/0x90 [ 117.401872][ T8273] netlink_sendmsg+0x1740/0x1840 [ 117.406787][ T8273] ? netlink_getsockopt+0x1830/0x1830 [ 117.412138][ T8273] __sys_sendto+0x9ea/0xc60 [ 117.416621][ T8273] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 117.422663][ T8273] ? kmsan_get_metadata+0x116/0x180 [ 117.427876][ T8273] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 117.433658][ T8273] ? kmsan_get_metadata+0x116/0x180 [ 117.438833][ T8273] __se_sys_sendto+0x107/0x130 [ 117.443589][ T8273] __x64_sys_sendto+0x6e/0x90 [ 117.448244][ T8273] do_syscall_64+0x9f/0x140 [ 117.452727][ T8273] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.458613][ T8273] RIP: 0033:0x402d56 [ 117.462500][ T8273] 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 [ 117.482100][ T8273] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 117.490499][ T8273] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 117.498461][ T8273] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 117.506417][ T8273] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 117.514366][ T8273] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 117.522316][ T8273] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 117.530278][ T8273] [ 117.532575][ T8273] Uninit was created at: [ 117.536780][ T8273] kmsan_internal_poison_shadow+0x5c/0xf0 [ 117.542495][ T8273] kmsan_slab_alloc+0x8e/0xe0 [ 117.547147][ T8273] __kmalloc_node_track_caller+0xa4f/0x1470 [ 117.553032][ T8273] __alloc_skb+0x4dd/0xe90 [ 117.557439][ T8273] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 117.563593][ T8273] genl_rcv_msg+0x1319/0x1610 [ 117.568254][ T8273] netlink_rcv_skb+0x6fa/0x810 [ 117.572994][ T8273] genl_rcv+0x63/0x80 [ 117.577041][ T8273] netlink_unicast+0x11d6/0x14a0 [ 117.581968][ T8273] netlink_sendmsg+0x1740/0x1840 [ 117.586888][ T8273] __sys_sendto+0x9ea/0xc60 [ 117.591372][ T8273] __se_sys_sendto+0x107/0x130 [ 117.596130][ T8273] __x64_sys_sendto+0x6e/0x90 [ 117.600780][ T8273] do_syscall_64+0x9f/0x140 [ 117.605261][ T8273] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 117.611161][ T8273] ===================================================== [ 117.621608][ T8273] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 117.644138][ T8274] ===================================================== [ 117.651133][ T8274] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 117.659735][ T8274] CPU: 0 PID: 8274 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 117.669858][ T8274] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 117.679887][ T8274] Call Trace: [ 117.683143][ T8274] dump_stack+0x24c/0x2e0 [ 117.687458][ T8274] kmsan_report+0xfb/0x1e0 [ 117.691851][ T8274] __msan_warning+0x5c/0xa0 [ 117.696336][ T8274] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 117.702558][ T8274] ? hwsim_register_received_nl+0x740/0x740 [ 117.708428][ T8274] genl_rcv_msg+0x1319/0x1610 [ 117.713084][ T8274] ? hwsim_register_received_nl+0x740/0x740 [ 117.718984][ T8274] ? kmsan_internal_set_origin+0x85/0xc0 [ 117.724594][ T8274] netlink_rcv_skb+0x6fa/0x810 [ 117.729355][ T8274] ? genl_bind+0x4b0/0x4b0 [ 117.733753][ T8274] genl_rcv+0x63/0x80 [ 117.737713][ T8274] netlink_unicast+0x11d6/0x14a0 [ 117.742628][ T8274] ? genl_pernet_exit+0x90/0x90 [ 117.747471][ T8274] netlink_sendmsg+0x1740/0x1840 [ 117.752387][ T8274] ? netlink_getsockopt+0x1830/0x1830 [ 117.757737][ T8274] __sys_sendto+0x9ea/0xc60 [ 117.762222][ T8274] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 117.768263][ T8274] ? kmsan_get_metadata+0x116/0x180 [ 117.773521][ T8274] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 117.779303][ T8274] ? kmsan_get_metadata+0x116/0x180 [ 117.784480][ T8274] __se_sys_sendto+0x107/0x130 [ 117.789225][ T8274] __x64_sys_sendto+0x6e/0x90 [ 117.793877][ T8274] do_syscall_64+0x9f/0x140 [ 117.798353][ T8274] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 117.804226][ T8274] RIP: 0033:0x402d56 [ 117.808105][ T8274] 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 [ 117.827694][ T8274] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 117.836084][ T8274] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 117.844065][ T8274] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 117.852069][ T8274] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 117.860066][ T8274] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 117.868039][ T8274] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 117.876107][ T8274] [ 117.878431][ T8274] Uninit was created at: [ 117.882657][ T8274] kmsan_internal_poison_shadow+0x5c/0xf0 [ 117.888362][ T8274] kmsan_slab_alloc+0x8e/0xe0 [ 117.893047][ T8274] __kmalloc_node_track_caller+0xa4f/0x1470 [ 117.899029][ T8274] __alloc_skb+0x4dd/0xe90 [ 117.903426][ T8274] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 117.909564][ T8274] genl_rcv_msg+0x1319/0x1610 [ 117.914224][ T8274] netlink_rcv_skb+0x6fa/0x810 [ 117.918970][ T8274] genl_rcv+0x63/0x80 [ 117.922928][ T8274] netlink_unicast+0x11d6/0x14a0 [ 117.927840][ T8274] netlink_sendmsg+0x1740/0x1840 [ 117.932794][ T8274] __sys_sendto+0x9ea/0xc60 [ 117.937276][ T8274] __se_sys_sendto+0x107/0x130 [ 117.942020][ T8274] __x64_sys_sendto+0x6e/0x90 [ 117.946684][ T8274] do_syscall_64+0x9f/0x140 [ 117.951166][ T8274] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 117.957038][ T8274] ===================================================== [ 117.969883][ T8274] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 117.990131][ T8275] ===================================================== [ 117.997138][ T8275] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.005740][ T8275] CPU: 0 PID: 8275 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 118.015878][ T8275] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.025908][ T8275] Call Trace: [ 118.029164][ T8275] dump_stack+0x24c/0x2e0 [ 118.033474][ T8275] kmsan_report+0xfb/0x1e0 [ 118.037883][ T8275] __msan_warning+0x5c/0xa0 [ 118.042362][ T8275] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.048599][ T8275] ? hwsim_register_received_nl+0x740/0x740 [ 118.054472][ T8275] genl_rcv_msg+0x1319/0x1610 [ 118.059133][ T8275] ? hwsim_register_received_nl+0x740/0x740 [ 118.065005][ T8275] ? kmsan_internal_set_origin+0x85/0xc0 [ 118.070618][ T8275] netlink_rcv_skb+0x6fa/0x810 [ 118.075379][ T8275] ? genl_bind+0x4b0/0x4b0 [ 118.079780][ T8275] genl_rcv+0x63/0x80 [ 118.083762][ T8275] netlink_unicast+0x11d6/0x14a0 [ 118.088684][ T8275] ? genl_pernet_exit+0x90/0x90 [ 118.093530][ T8275] netlink_sendmsg+0x1740/0x1840 [ 118.098448][ T8275] ? netlink_getsockopt+0x1830/0x1830 [ 118.103816][ T8275] __sys_sendto+0x9ea/0xc60 [ 118.108299][ T8275] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 118.114346][ T8275] ? kmsan_get_metadata+0x116/0x180 [ 118.119525][ T8275] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 118.125324][ T8275] ? kmsan_get_metadata+0x116/0x180 [ 118.130497][ T8275] __se_sys_sendto+0x107/0x130 [ 118.135239][ T8275] __x64_sys_sendto+0x6e/0x90 [ 118.139919][ T8275] do_syscall_64+0x9f/0x140 [ 118.144403][ T8275] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.150276][ T8275] RIP: 0033:0x402d56 [ 118.154145][ T8275] 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 [ 118.173751][ T8275] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 118.182139][ T8275] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 118.190089][ T8275] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 118.198051][ T8275] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 118.205998][ T8275] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.213943][ T8275] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 118.221914][ T8275] [ 118.224217][ T8275] Uninit was created at: [ 118.228426][ T8275] kmsan_internal_poison_shadow+0x5c/0xf0 [ 118.234151][ T8275] kmsan_slab_alloc+0x8e/0xe0 [ 118.238852][ T8275] __kmalloc_node_track_caller+0xa4f/0x1470 [ 118.244738][ T8275] __alloc_skb+0x4dd/0xe90 [ 118.249133][ T8275] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 118.255288][ T8275] genl_rcv_msg+0x1319/0x1610 [ 118.259946][ T8275] netlink_rcv_skb+0x6fa/0x810 [ 118.264687][ T8275] genl_rcv+0x63/0x80 [ 118.268650][ T8275] netlink_unicast+0x11d6/0x14a0 [ 118.273568][ T8275] netlink_sendmsg+0x1740/0x1840 [ 118.278488][ T8275] __sys_sendto+0x9ea/0xc60 [ 118.282970][ T8275] __se_sys_sendto+0x107/0x130 [ 118.287707][ T8275] __x64_sys_sendto+0x6e/0x90 [ 118.292375][ T8275] do_syscall_64+0x9f/0x140 [ 118.296856][ T8275] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.302725][ T8275] ===================================================== executing program [ 118.312563][ T8275] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 118.333264][ T8276] ===================================================== [ 118.340214][ T8276] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.348840][ T8276] CPU: 0 PID: 8276 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 118.359078][ T8276] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.369124][ T8276] Call Trace: [ 118.372392][ T8276] dump_stack+0x24c/0x2e0 [ 118.376710][ T8276] kmsan_report+0xfb/0x1e0 [ 118.381125][ T8276] __msan_warning+0x5c/0xa0 [ 118.385608][ T8276] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.391837][ T8276] ? hwsim_register_received_nl+0x740/0x740 [ 118.397718][ T8276] genl_rcv_msg+0x1319/0x1610 [ 118.402381][ T8276] ? hwsim_register_received_nl+0x740/0x740 [ 118.408356][ T8276] ? kmsan_internal_set_origin+0x85/0xc0 [ 118.413968][ T8276] netlink_rcv_skb+0x6fa/0x810 [ 118.418709][ T8276] ? genl_bind+0x4b0/0x4b0 [ 118.423104][ T8276] genl_rcv+0x63/0x80 [ 118.427064][ T8276] netlink_unicast+0x11d6/0x14a0 [ 118.431982][ T8276] ? genl_pernet_exit+0x90/0x90 [ 118.436811][ T8276] netlink_sendmsg+0x1740/0x1840 [ 118.441732][ T8276] ? netlink_getsockopt+0x1830/0x1830 [ 118.447084][ T8276] __sys_sendto+0x9ea/0xc60 [ 118.451564][ T8276] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 118.457608][ T8276] ? kmsan_get_metadata+0x116/0x180 [ 118.462779][ T8276] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 118.468561][ T8276] ? kmsan_get_metadata+0x116/0x180 [ 118.473770][ T8276] __se_sys_sendto+0x107/0x130 [ 118.478527][ T8276] __x64_sys_sendto+0x6e/0x90 [ 118.483178][ T8276] do_syscall_64+0x9f/0x140 [ 118.487657][ T8276] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.493524][ T8276] RIP: 0033:0x402d56 [ 118.497396][ T8276] 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 [ 118.516996][ T8276] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 118.525399][ T8276] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 118.533354][ T8276] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 118.541308][ T8276] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 118.549263][ T8276] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.557212][ T8276] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 118.565173][ T8276] [ 118.567476][ T8276] Uninit was created at: [ 118.571706][ T8276] kmsan_internal_poison_shadow+0x5c/0xf0 [ 118.577415][ T8276] kmsan_slab_alloc+0x8e/0xe0 [ 118.582070][ T8276] __kmalloc_node_track_caller+0xa4f/0x1470 [ 118.587944][ T8276] __alloc_skb+0x4dd/0xe90 [ 118.592336][ T8276] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 118.598479][ T8276] genl_rcv_msg+0x1319/0x1610 [ 118.603159][ T8276] netlink_rcv_skb+0x6fa/0x810 [ 118.607929][ T8276] genl_rcv+0x63/0x80 [ 118.611906][ T8276] netlink_unicast+0x11d6/0x14a0 [ 118.616831][ T8276] netlink_sendmsg+0x1740/0x1840 [ 118.621748][ T8276] __sys_sendto+0x9ea/0xc60 [ 118.626236][ T8276] __se_sys_sendto+0x107/0x130 [ 118.631020][ T8276] __x64_sys_sendto+0x6e/0x90 [ 118.635672][ T8276] do_syscall_64+0x9f/0x140 [ 118.640157][ T8276] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.646056][ T8276] ===================================================== executing program [ 118.656714][ T8276] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 118.676921][ T8277] ===================================================== [ 118.683875][ T8277] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.692506][ T8277] CPU: 0 PID: 8277 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 118.702655][ T8277] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 118.712690][ T8277] Call Trace: [ 118.715946][ T8277] dump_stack+0x24c/0x2e0 [ 118.720256][ T8277] kmsan_report+0xfb/0x1e0 [ 118.724652][ T8277] __msan_warning+0x5c/0xa0 [ 118.729174][ T8277] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 118.735396][ T8277] ? hwsim_register_received_nl+0x740/0x740 [ 118.741266][ T8277] genl_rcv_msg+0x1319/0x1610 [ 118.745923][ T8277] ? hwsim_register_received_nl+0x740/0x740 [ 118.751792][ T8277] ? kmsan_internal_set_origin+0x85/0xc0 [ 118.757415][ T8277] netlink_rcv_skb+0x6fa/0x810 [ 118.762158][ T8277] ? genl_bind+0x4b0/0x4b0 [ 118.766553][ T8277] genl_rcv+0x63/0x80 [ 118.770513][ T8277] netlink_unicast+0x11d6/0x14a0 [ 118.775428][ T8277] ? genl_pernet_exit+0x90/0x90 [ 118.780276][ T8277] netlink_sendmsg+0x1740/0x1840 [ 118.785194][ T8277] ? netlink_getsockopt+0x1830/0x1830 [ 118.790547][ T8277] __sys_sendto+0x9ea/0xc60 [ 118.795031][ T8277] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 118.801097][ T8277] ? kmsan_get_metadata+0x116/0x180 [ 118.806307][ T8277] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 118.812087][ T8277] ? kmsan_get_metadata+0x116/0x180 [ 118.817260][ T8277] __se_sys_sendto+0x107/0x130 [ 118.822002][ T8277] __x64_sys_sendto+0x6e/0x90 [ 118.826660][ T8277] do_syscall_64+0x9f/0x140 [ 118.831140][ T8277] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.837007][ T8277] RIP: 0033:0x402d56 [ 118.840876][ T8277] 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 [ 118.860458][ T8277] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 118.868846][ T8277] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 118.876800][ T8277] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 118.884796][ T8277] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 118.892768][ T8277] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 118.900727][ T8277] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 118.908713][ T8277] [ 118.911010][ T8277] Uninit was created at: [ 118.915221][ T8277] kmsan_internal_poison_shadow+0x5c/0xf0 [ 118.920930][ T8277] kmsan_slab_alloc+0x8e/0xe0 [ 118.925610][ T8277] __kmalloc_node_track_caller+0xa4f/0x1470 [ 118.931481][ T8277] __alloc_skb+0x4dd/0xe90 [ 118.935885][ T8277] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 118.942018][ T8277] genl_rcv_msg+0x1319/0x1610 [ 118.946671][ T8277] netlink_rcv_skb+0x6fa/0x810 [ 118.951411][ T8277] genl_rcv+0x63/0x80 [ 118.955368][ T8277] netlink_unicast+0x11d6/0x14a0 [ 118.960284][ T8277] netlink_sendmsg+0x1740/0x1840 executing program [ 118.965200][ T8277] __sys_sendto+0x9ea/0xc60 [ 118.969682][ T8277] __se_sys_sendto+0x107/0x130 [ 118.974424][ T8277] __x64_sys_sendto+0x6e/0x90 [ 118.979083][ T8277] do_syscall_64+0x9f/0x140 [ 118.983563][ T8277] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 118.989444][ T8277] ===================================================== [ 119.002282][ T8277] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 119.022525][ T8278] ===================================================== [ 119.029485][ T8278] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.038108][ T8278] CPU: 0 PID: 8278 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 119.048237][ T8278] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.058269][ T8278] Call Trace: [ 119.061536][ T8278] dump_stack+0x24c/0x2e0 [ 119.065852][ T8278] kmsan_report+0xfb/0x1e0 [ 119.070247][ T8278] __msan_warning+0x5c/0xa0 [ 119.074730][ T8278] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.080961][ T8278] ? hwsim_register_received_nl+0x740/0x740 [ 119.086830][ T8278] genl_rcv_msg+0x1319/0x1610 [ 119.091486][ T8278] ? hwsim_register_received_nl+0x740/0x740 [ 119.097356][ T8278] ? kmsan_internal_set_origin+0x85/0xc0 [ 119.102992][ T8278] netlink_rcv_skb+0x6fa/0x810 [ 119.107735][ T8278] ? genl_bind+0x4b0/0x4b0 [ 119.112133][ T8278] genl_rcv+0x63/0x80 [ 119.116122][ T8278] netlink_unicast+0x11d6/0x14a0 [ 119.121043][ T8278] ? genl_pernet_exit+0x90/0x90 [ 119.125881][ T8278] netlink_sendmsg+0x1740/0x1840 [ 119.130797][ T8278] ? netlink_getsockopt+0x1830/0x1830 [ 119.136147][ T8278] __sys_sendto+0x9ea/0xc60 [ 119.140630][ T8278] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 119.146673][ T8278] ? kmsan_get_metadata+0x116/0x180 [ 119.151850][ T8278] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 119.157630][ T8278] ? kmsan_get_metadata+0x116/0x180 [ 119.162805][ T8278] __se_sys_sendto+0x107/0x130 [ 119.167549][ T8278] __x64_sys_sendto+0x6e/0x90 [ 119.172202][ T8278] do_syscall_64+0x9f/0x140 [ 119.176683][ T8278] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.182567][ T8278] RIP: 0033:0x402d56 [ 119.186435][ T8278] 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 [ 119.206030][ T8278] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 119.214423][ T8278] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 119.222392][ T8278] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 119.230340][ T8278] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 119.238289][ T8278] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 119.246238][ T8278] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 119.254201][ T8278] [ 119.256498][ T8278] Uninit was created at: [ 119.260705][ T8278] kmsan_internal_poison_shadow+0x5c/0xf0 [ 119.266404][ T8278] kmsan_slab_alloc+0x8e/0xe0 [ 119.271051][ T8278] __kmalloc_node_track_caller+0xa4f/0x1470 [ 119.276922][ T8278] __alloc_skb+0x4dd/0xe90 [ 119.281311][ T8278] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 119.287465][ T8278] genl_rcv_msg+0x1319/0x1610 [ 119.292139][ T8278] netlink_rcv_skb+0x6fa/0x810 [ 119.296894][ T8278] genl_rcv+0x63/0x80 [ 119.300856][ T8278] netlink_unicast+0x11d6/0x14a0 [ 119.305767][ T8278] netlink_sendmsg+0x1740/0x1840 [ 119.310683][ T8278] __sys_sendto+0x9ea/0xc60 [ 119.315169][ T8278] __se_sys_sendto+0x107/0x130 executing program [ 119.319915][ T8278] __x64_sys_sendto+0x6e/0x90 [ 119.324584][ T8278] do_syscall_64+0x9f/0x140 [ 119.329091][ T8278] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.334962][ T8278] ===================================================== [ 119.347876][ T8278] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 119.365512][ T8279] ===================================================== [ 119.372484][ T8279] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.381095][ T8279] CPU: 1 PID: 8279 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 119.391244][ T8279] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.401439][ T8279] Call Trace: [ 119.404791][ T8279] dump_stack+0x24c/0x2e0 [ 119.409115][ T8279] kmsan_report+0xfb/0x1e0 [ 119.413520][ T8279] __msan_warning+0x5c/0xa0 [ 119.418014][ T8279] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.424250][ T8279] ? hwsim_register_received_nl+0x740/0x740 [ 119.430176][ T8279] genl_rcv_msg+0x1319/0x1610 [ 119.434846][ T8279] ? hwsim_register_received_nl+0x740/0x740 [ 119.440731][ T8279] ? kmsan_internal_set_origin+0x85/0xc0 [ 119.446346][ T8279] netlink_rcv_skb+0x6fa/0x810 [ 119.451100][ T8279] ? genl_bind+0x4b0/0x4b0 [ 119.455499][ T8279] genl_rcv+0x63/0x80 [ 119.459482][ T8279] netlink_unicast+0x11d6/0x14a0 [ 119.464402][ T8279] ? genl_pernet_exit+0x90/0x90 [ 119.469238][ T8279] netlink_sendmsg+0x1740/0x1840 [ 119.474154][ T8279] ? netlink_getsockopt+0x1830/0x1830 [ 119.479501][ T8279] __sys_sendto+0x9ea/0xc60 [ 119.483984][ T8279] ? __msan_instrument_asm_store+0x107/0x130 [ 119.489940][ T8279] ? kmsan_get_metadata+0x116/0x180 [ 119.495118][ T8279] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 119.500903][ T8279] ? kmsan_get_metadata+0x116/0x180 [ 119.506075][ T8279] __se_sys_sendto+0x107/0x130 [ 119.510814][ T8279] __x64_sys_sendto+0x6e/0x90 [ 119.515478][ T8279] do_syscall_64+0x9f/0x140 [ 119.519960][ T8279] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.525831][ T8279] RIP: 0033:0x402d56 [ 119.529708][ T8279] 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 [ 119.549306][ T8279] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 119.557702][ T8279] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 119.565652][ T8279] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 119.573599][ T8279] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 119.581545][ T8279] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 119.589540][ T8279] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 119.597500][ T8279] [ 119.599811][ T8279] Uninit was created at: [ 119.604038][ T8279] kmsan_internal_poison_shadow+0x5c/0xf0 [ 119.609750][ T8279] kmsan_slab_alloc+0x8e/0xe0 [ 119.614405][ T8279] __kmalloc_node_track_caller+0xa4f/0x1470 [ 119.620290][ T8279] __alloc_skb+0x4dd/0xe90 [ 119.624691][ T8279] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 119.630837][ T8279] genl_rcv_msg+0x1319/0x1610 [ 119.635493][ T8279] netlink_rcv_skb+0x6fa/0x810 [ 119.640240][ T8279] genl_rcv+0x63/0x80 [ 119.644209][ T8279] netlink_unicast+0x11d6/0x14a0 [ 119.649127][ T8279] netlink_sendmsg+0x1740/0x1840 [ 119.654045][ T8279] __sys_sendto+0x9ea/0xc60 [ 119.658535][ T8279] __se_sys_sendto+0x107/0x130 [ 119.663280][ T8279] __x64_sys_sendto+0x6e/0x90 [ 119.667938][ T8279] do_syscall_64+0x9f/0x140 executing program [ 119.672439][ T8279] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.678312][ T8279] ===================================================== [ 119.691223][ T8279] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 119.709070][ T8280] ===================================================== [ 119.716063][ T8280] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.724674][ T8280] CPU: 1 PID: 8280 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 119.734866][ T8280] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 119.744904][ T8280] Call Trace: [ 119.748172][ T8280] dump_stack+0x24c/0x2e0 [ 119.752508][ T8280] kmsan_report+0xfb/0x1e0 [ 119.756904][ T8280] __msan_warning+0x5c/0xa0 [ 119.761384][ T8280] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 119.767604][ T8280] ? hwsim_register_received_nl+0x740/0x740 [ 119.773471][ T8280] genl_rcv_msg+0x1319/0x1610 [ 119.778133][ T8280] ? hwsim_register_received_nl+0x740/0x740 [ 119.784024][ T8280] ? kmsan_internal_set_origin+0x85/0xc0 [ 119.789632][ T8280] netlink_rcv_skb+0x6fa/0x810 [ 119.794375][ T8280] ? genl_bind+0x4b0/0x4b0 [ 119.798792][ T8280] genl_rcv+0x63/0x80 [ 119.802751][ T8280] netlink_unicast+0x11d6/0x14a0 [ 119.807667][ T8280] ? genl_pernet_exit+0x90/0x90 [ 119.812495][ T8280] netlink_sendmsg+0x1740/0x1840 [ 119.817411][ T8280] ? netlink_getsockopt+0x1830/0x1830 [ 119.822758][ T8280] __sys_sendto+0x9ea/0xc60 [ 119.827242][ T8280] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 119.833287][ T8280] ? kmsan_get_metadata+0x116/0x180 [ 119.838464][ T8280] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 119.844253][ T8280] ? kmsan_get_metadata+0x116/0x180 [ 119.849429][ T8280] __se_sys_sendto+0x107/0x130 [ 119.854171][ T8280] __x64_sys_sendto+0x6e/0x90 [ 119.858825][ T8280] do_syscall_64+0x9f/0x140 [ 119.863308][ T8280] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 119.869180][ T8280] RIP: 0033:0x402d56 [ 119.873050][ T8280] 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 [ 119.892634][ T8280] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 119.901023][ T8280] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 119.908983][ T8280] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 119.916931][ T8280] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 119.924880][ T8280] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 119.932843][ T8280] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 119.940805][ T8280] [ 119.943113][ T8280] Uninit was created at: [ 119.947322][ T8280] kmsan_internal_poison_shadow+0x5c/0xf0 [ 119.953027][ T8280] kmsan_slab_alloc+0x8e/0xe0 [ 119.957685][ T8280] __kmalloc_node_track_caller+0xa4f/0x1470 [ 119.963554][ T8280] __alloc_skb+0x4dd/0xe90 [ 119.967954][ T8280] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 119.974087][ T8280] genl_rcv_msg+0x1319/0x1610 [ 119.978743][ T8280] netlink_rcv_skb+0x6fa/0x810 [ 119.983484][ T8280] genl_rcv+0x63/0x80 [ 119.987445][ T8280] netlink_unicast+0x11d6/0x14a0 [ 119.992358][ T8280] netlink_sendmsg+0x1740/0x1840 [ 119.997284][ T8280] __sys_sendto+0x9ea/0xc60 [ 120.001817][ T8280] __se_sys_sendto+0x107/0x130 [ 120.006556][ T8280] __x64_sys_sendto+0x6e/0x90 [ 120.011223][ T8280] do_syscall_64+0x9f/0x140 [ 120.015705][ T8280] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 120.021571][ T8280] ===================================================== [ 120.033738][ T8280] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 120.051777][ T8281] ===================================================== [ 120.058727][ T8281] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.067334][ T8281] CPU: 1 PID: 8281 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 120.077590][ T8281] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.087623][ T8281] Call Trace: [ 120.090880][ T8281] dump_stack+0x24c/0x2e0 [ 120.095192][ T8281] kmsan_report+0xfb/0x1e0 [ 120.099587][ T8281] __msan_warning+0x5c/0xa0 [ 120.104093][ T8281] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.110314][ T8281] ? hwsim_register_received_nl+0x740/0x740 [ 120.116184][ T8281] genl_rcv_msg+0x1319/0x1610 [ 120.120840][ T8281] ? hwsim_register_received_nl+0x740/0x740 [ 120.126711][ T8281] ? kmsan_internal_set_origin+0x85/0xc0 [ 120.132327][ T8281] netlink_rcv_skb+0x6fa/0x810 [ 120.137086][ T8281] ? genl_bind+0x4b0/0x4b0 [ 120.141481][ T8281] genl_rcv+0x63/0x80 [ 120.145439][ T8281] netlink_unicast+0x11d6/0x14a0 [ 120.150362][ T8281] ? genl_pernet_exit+0x90/0x90 [ 120.155202][ T8281] netlink_sendmsg+0x1740/0x1840 [ 120.160126][ T8281] ? netlink_getsockopt+0x1830/0x1830 [ 120.165474][ T8281] __sys_sendto+0x9ea/0xc60 [ 120.169955][ T8281] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 120.175996][ T8281] ? kmsan_get_metadata+0x116/0x180 [ 120.181171][ T8281] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 120.186954][ T8281] ? kmsan_get_metadata+0x116/0x180 [ 120.192133][ T8281] __se_sys_sendto+0x107/0x130 [ 120.196876][ T8281] __x64_sys_sendto+0x6e/0x90 [ 120.201528][ T8281] do_syscall_64+0x9f/0x140 [ 120.206055][ T8281] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.211928][ T8281] RIP: 0033:0x402d56 [ 120.215796][ T8281] 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 [ 120.235381][ T8281] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 120.243789][ T8281] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 120.251736][ T8281] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 120.259683][ T8281] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 120.267628][ T8281] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 120.275573][ T8281] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 120.283523][ T8281] [ 120.285819][ T8281] Uninit was created at: [ 120.290026][ T8281] kmsan_internal_poison_shadow+0x5c/0xf0 [ 120.295732][ T8281] kmsan_slab_alloc+0x8e/0xe0 [ 120.300380][ T8281] __kmalloc_node_track_caller+0xa4f/0x1470 [ 120.306250][ T8281] __alloc_skb+0x4dd/0xe90 [ 120.310638][ T8281] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 120.316773][ T8281] genl_rcv_msg+0x1319/0x1610 [ 120.321429][ T8281] netlink_rcv_skb+0x6fa/0x810 [ 120.326173][ T8281] genl_rcv+0x63/0x80 [ 120.330131][ T8281] netlink_unicast+0x11d6/0x14a0 [ 120.335049][ T8281] netlink_sendmsg+0x1740/0x1840 [ 120.339977][ T8281] __sys_sendto+0x9ea/0xc60 [ 120.344460][ T8281] __se_sys_sendto+0x107/0x130 [ 120.349201][ T8281] __x64_sys_sendto+0x6e/0x90 [ 120.353856][ T8281] do_syscall_64+0x9f/0x140 [ 120.358336][ T8281] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.364207][ T8281] ===================================================== executing program [ 120.376119][ T8281] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 120.393760][ T8282] ===================================================== [ 120.400715][ T8282] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.409321][ T8282] CPU: 1 PID: 8282 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 120.419470][ T8282] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.429506][ T8282] Call Trace: [ 120.432766][ T8282] dump_stack+0x24c/0x2e0 [ 120.437151][ T8282] kmsan_report+0xfb/0x1e0 [ 120.441560][ T8282] __msan_warning+0x5c/0xa0 [ 120.446051][ T8282] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.452289][ T8282] ? hwsim_register_received_nl+0x740/0x740 [ 120.458172][ T8282] genl_rcv_msg+0x1319/0x1610 [ 120.462835][ T8282] ? hwsim_register_received_nl+0x740/0x740 [ 120.468723][ T8282] ? kmsan_internal_set_origin+0x85/0xc0 [ 120.474376][ T8282] netlink_rcv_skb+0x6fa/0x810 [ 120.479199][ T8282] ? genl_bind+0x4b0/0x4b0 [ 120.483634][ T8282] genl_rcv+0x63/0x80 [ 120.487624][ T8282] netlink_unicast+0x11d6/0x14a0 [ 120.492569][ T8282] ? genl_pernet_exit+0x90/0x90 [ 120.497491][ T8282] netlink_sendmsg+0x1740/0x1840 [ 120.502443][ T8282] ? netlink_getsockopt+0x1830/0x1830 [ 120.507833][ T8282] __sys_sendto+0x9ea/0xc60 [ 120.512367][ T8282] ? kmsan_get_metadata+0x116/0x180 [ 120.517573][ T8282] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 120.523386][ T8282] ? kmsan_get_metadata+0x116/0x180 [ 120.528589][ T8282] __se_sys_sendto+0x107/0x130 [ 120.533372][ T8282] __x64_sys_sendto+0x6e/0x90 [ 120.538061][ T8282] do_syscall_64+0x9f/0x140 [ 120.542573][ T8282] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.548471][ T8282] RIP: 0033:0x402d56 [ 120.552366][ T8282] 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 [ 120.571981][ T8282] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 120.580413][ T8282] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 120.588403][ T8282] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 120.596386][ T8282] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 120.604370][ T8282] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 120.612425][ T8282] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 120.620381][ T8282] [ 120.622723][ T8282] Uninit was created at: [ 120.626937][ T8282] kmsan_internal_poison_shadow+0x5c/0xf0 [ 120.632643][ T8282] kmsan_slab_alloc+0x8e/0xe0 [ 120.637300][ T8282] __kmalloc_node_track_caller+0xa4f/0x1470 [ 120.643178][ T8282] __alloc_skb+0x4dd/0xe90 [ 120.647617][ T8282] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 120.653756][ T8282] genl_rcv_msg+0x1319/0x1610 [ 120.658418][ T8282] netlink_rcv_skb+0x6fa/0x810 [ 120.663161][ T8282] genl_rcv+0x63/0x80 [ 120.667117][ T8282] netlink_unicast+0x11d6/0x14a0 [ 120.672029][ T8282] netlink_sendmsg+0x1740/0x1840 executing program [ 120.676948][ T8282] __sys_sendto+0x9ea/0xc60 [ 120.681441][ T8282] __se_sys_sendto+0x107/0x130 [ 120.686204][ T8282] __x64_sys_sendto+0x6e/0x90 [ 120.690903][ T8282] do_syscall_64+0x9f/0x140 [ 120.695392][ T8282] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.701275][ T8282] ===================================================== [ 120.713475][ T8282] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 120.732242][ T8284] ===================================================== [ 120.739200][ T8284] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.747846][ T8284] CPU: 1 PID: 8284 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 120.758031][ T8284] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 120.768089][ T8284] Call Trace: [ 120.771369][ T8284] dump_stack+0x24c/0x2e0 [ 120.775694][ T8284] kmsan_report+0xfb/0x1e0 [ 120.780157][ T8284] __msan_warning+0x5c/0xa0 [ 120.784642][ T8284] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 120.790875][ T8284] ? hwsim_register_received_nl+0x740/0x740 [ 120.796754][ T8284] genl_rcv_msg+0x1319/0x1610 [ 120.801441][ T8284] ? hwsim_register_received_nl+0x740/0x740 [ 120.807325][ T8284] ? kmsan_internal_set_origin+0x85/0xc0 [ 120.812955][ T8284] netlink_rcv_skb+0x6fa/0x810 [ 120.817704][ T8284] ? genl_bind+0x4b0/0x4b0 [ 120.822101][ T8284] genl_rcv+0x63/0x80 [ 120.826068][ T8284] netlink_unicast+0x11d6/0x14a0 [ 120.830989][ T8284] ? genl_pernet_exit+0x90/0x90 [ 120.835820][ T8284] netlink_sendmsg+0x1740/0x1840 [ 120.840760][ T8284] ? netlink_getsockopt+0x1830/0x1830 [ 120.846121][ T8284] __sys_sendto+0x9ea/0xc60 [ 120.850609][ T8284] ? kmsan_get_metadata+0x116/0x180 [ 120.855791][ T8284] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 120.861594][ T8284] ? kmsan_get_metadata+0x116/0x180 [ 120.866770][ T8284] __se_sys_sendto+0x107/0x130 [ 120.871521][ T8284] __x64_sys_sendto+0x6e/0x90 [ 120.876188][ T8284] do_syscall_64+0x9f/0x140 [ 120.880673][ T8284] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 120.886552][ T8284] RIP: 0033:0x402d56 [ 120.890424][ T8284] 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 [ 120.910015][ T8284] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 120.918431][ T8284] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 120.926384][ T8284] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 120.934335][ T8284] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 120.942283][ T8284] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 120.950235][ T8284] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 120.958190][ T8284] [ 120.960491][ T8284] Uninit was created at: [ 120.964700][ T8284] kmsan_internal_poison_shadow+0x5c/0xf0 [ 120.970408][ T8284] kmsan_slab_alloc+0x8e/0xe0 [ 120.975063][ T8284] __kmalloc_node_track_caller+0xa4f/0x1470 [ 120.980944][ T8284] __alloc_skb+0x4dd/0xe90 [ 120.985344][ T8284] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 120.991485][ T8284] genl_rcv_msg+0x1319/0x1610 [ 120.996144][ T8284] netlink_rcv_skb+0x6fa/0x810 [ 121.000886][ T8284] genl_rcv+0x63/0x80 [ 121.004850][ T8284] netlink_unicast+0x11d6/0x14a0 [ 121.009773][ T8284] netlink_sendmsg+0x1740/0x1840 [ 121.014708][ T8284] __sys_sendto+0x9ea/0xc60 [ 121.019192][ T8284] __se_sys_sendto+0x107/0x130 [ 121.023937][ T8284] __x64_sys_sendto+0x6e/0x90 [ 121.028592][ T8284] do_syscall_64+0x9f/0x140 executing program [ 121.033076][ T8284] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.038950][ T8284] ===================================================== [ 121.050426][ T8284] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 121.071814][ T8285] ===================================================== [ 121.078772][ T8285] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.087375][ T8285] CPU: 0 PID: 8285 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 121.097500][ T8285] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.107531][ T8285] Call Trace: [ 121.110788][ T8285] dump_stack+0x24c/0x2e0 [ 121.115103][ T8285] kmsan_report+0xfb/0x1e0 [ 121.119501][ T8285] __msan_warning+0x5c/0xa0 [ 121.123977][ T8285] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.130197][ T8285] ? hwsim_register_received_nl+0x740/0x740 [ 121.136066][ T8285] genl_rcv_msg+0x1319/0x1610 [ 121.140722][ T8285] ? hwsim_register_received_nl+0x740/0x740 [ 121.146592][ T8285] ? kmsan_internal_set_origin+0x85/0xc0 [ 121.152201][ T8285] netlink_rcv_skb+0x6fa/0x810 [ 121.156943][ T8285] ? genl_bind+0x4b0/0x4b0 [ 121.161339][ T8285] genl_rcv+0x63/0x80 [ 121.165298][ T8285] netlink_unicast+0x11d6/0x14a0 [ 121.170217][ T8285] ? genl_pernet_exit+0x90/0x90 [ 121.175047][ T8285] netlink_sendmsg+0x1740/0x1840 [ 121.179967][ T8285] ? netlink_getsockopt+0x1830/0x1830 [ 121.185314][ T8285] __sys_sendto+0x9ea/0xc60 [ 121.189801][ T8285] ? kmsan_get_metadata+0x116/0x180 [ 121.194975][ T8285] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 121.200760][ T8285] ? kmsan_get_metadata+0x116/0x180 [ 121.205950][ T8285] __se_sys_sendto+0x107/0x130 [ 121.210687][ T8285] __x64_sys_sendto+0x6e/0x90 [ 121.215338][ T8285] do_syscall_64+0x9f/0x140 [ 121.219828][ T8285] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.225699][ T8285] RIP: 0033:0x402d56 [ 121.229568][ T8285] 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 [ 121.249149][ T8285] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 121.257536][ T8285] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 121.265535][ T8285] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 121.273488][ T8285] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 121.281436][ T8285] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 121.289381][ T8285] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 121.297332][ T8285] [ 121.299629][ T8285] Uninit was created at: [ 121.303837][ T8285] kmsan_internal_poison_shadow+0x5c/0xf0 [ 121.309536][ T8285] kmsan_slab_alloc+0x8e/0xe0 [ 121.314188][ T8285] __kmalloc_node_track_caller+0xa4f/0x1470 [ 121.320058][ T8285] __alloc_skb+0x4dd/0xe90 [ 121.324450][ T8285] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 121.330603][ T8285] genl_rcv_msg+0x1319/0x1610 [ 121.335262][ T8285] netlink_rcv_skb+0x6fa/0x810 [ 121.340107][ T8285] genl_rcv+0x63/0x80 [ 121.344069][ T8285] netlink_unicast+0x11d6/0x14a0 [ 121.348981][ T8285] netlink_sendmsg+0x1740/0x1840 [ 121.353900][ T8285] __sys_sendto+0x9ea/0xc60 [ 121.358381][ T8285] __se_sys_sendto+0x107/0x130 [ 121.363122][ T8285] __x64_sys_sendto+0x6e/0x90 [ 121.367774][ T8285] do_syscall_64+0x9f/0x140 [ 121.372263][ T8285] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.378133][ T8285] ===================================================== executing program [ 121.395401][ T8285] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 121.416480][ T8286] ===================================================== [ 121.423441][ T8286] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.432022][ T8286] CPU: 0 PID: 8286 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 121.442149][ T8286] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.452188][ T8286] Call Trace: [ 121.455468][ T8286] dump_stack+0x24c/0x2e0 [ 121.459786][ T8286] kmsan_report+0xfb/0x1e0 [ 121.464185][ T8286] __msan_warning+0x5c/0xa0 [ 121.468693][ T8286] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.474928][ T8286] ? hwsim_register_received_nl+0x740/0x740 [ 121.480866][ T8286] genl_rcv_msg+0x1319/0x1610 [ 121.485545][ T8286] ? hwsim_register_received_nl+0x740/0x740 [ 121.491484][ T8286] ? kmsan_internal_set_origin+0x85/0xc0 [ 121.497097][ T8286] netlink_rcv_skb+0x6fa/0x810 [ 121.501844][ T8286] ? genl_bind+0x4b0/0x4b0 [ 121.506241][ T8286] genl_rcv+0x63/0x80 [ 121.510204][ T8286] netlink_unicast+0x11d6/0x14a0 [ 121.515124][ T8286] ? genl_pernet_exit+0x90/0x90 [ 121.519966][ T8286] netlink_sendmsg+0x1740/0x1840 [ 121.524903][ T8286] ? netlink_getsockopt+0x1830/0x1830 [ 121.530279][ T8286] __sys_sendto+0x9ea/0xc60 [ 121.534771][ T8286] ? kmsan_get_metadata+0x116/0x180 [ 121.539965][ T8286] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 121.545754][ T8286] ? kmsan_get_metadata+0x116/0x180 [ 121.550941][ T8286] __se_sys_sendto+0x107/0x130 [ 121.555713][ T8286] __x64_sys_sendto+0x6e/0x90 [ 121.560392][ T8286] do_syscall_64+0x9f/0x140 [ 121.564912][ T8286] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.570793][ T8286] RIP: 0033:0x402d56 [ 121.574667][ T8286] 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 [ 121.594263][ T8286] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 121.602682][ T8286] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 121.610641][ T8286] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 121.618596][ T8286] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 121.626616][ T8286] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 121.634592][ T8286] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 121.642555][ T8286] [ 121.644861][ T8286] Uninit was created at: [ 121.649199][ T8286] kmsan_internal_poison_shadow+0x5c/0xf0 [ 121.654905][ T8286] kmsan_slab_alloc+0x8e/0xe0 [ 121.659563][ T8286] __kmalloc_node_track_caller+0xa4f/0x1470 [ 121.665435][ T8286] __alloc_skb+0x4dd/0xe90 [ 121.669836][ T8286] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 121.675972][ T8286] genl_rcv_msg+0x1319/0x1610 [ 121.680628][ T8286] netlink_rcv_skb+0x6fa/0x810 [ 121.685378][ T8286] genl_rcv+0x63/0x80 [ 121.689344][ T8286] netlink_unicast+0x11d6/0x14a0 executing program [ 121.694260][ T8286] netlink_sendmsg+0x1740/0x1840 [ 121.699195][ T8286] __sys_sendto+0x9ea/0xc60 [ 121.703715][ T8286] __se_sys_sendto+0x107/0x130 [ 121.708457][ T8286] __x64_sys_sendto+0x6e/0x90 [ 121.713117][ T8286] do_syscall_64+0x9f/0x140 [ 121.717612][ T8286] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.723481][ T8286] ===================================================== [ 121.733462][ T8286] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 121.753885][ T8287] ===================================================== [ 121.760839][ T8287] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.769441][ T8287] CPU: 0 PID: 8287 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 121.779566][ T8287] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 121.789595][ T8287] Call Trace: [ 121.792849][ T8287] dump_stack+0x24c/0x2e0 [ 121.797159][ T8287] kmsan_report+0xfb/0x1e0 [ 121.801574][ T8287] __msan_warning+0x5c/0xa0 [ 121.806055][ T8287] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 121.812278][ T8287] ? hwsim_register_received_nl+0x740/0x740 [ 121.818149][ T8287] genl_rcv_msg+0x1319/0x1610 [ 121.822805][ T8287] ? hwsim_register_received_nl+0x740/0x740 [ 121.828678][ T8287] ? kmsan_internal_set_origin+0x85/0xc0 [ 121.834293][ T8287] netlink_rcv_skb+0x6fa/0x810 [ 121.839035][ T8287] ? genl_bind+0x4b0/0x4b0 [ 121.843431][ T8287] genl_rcv+0x63/0x80 [ 121.847388][ T8287] netlink_unicast+0x11d6/0x14a0 [ 121.852314][ T8287] ? genl_pernet_exit+0x90/0x90 [ 121.857142][ T8287] netlink_sendmsg+0x1740/0x1840 [ 121.862061][ T8287] ? netlink_getsockopt+0x1830/0x1830 [ 121.867411][ T8287] __sys_sendto+0x9ea/0xc60 [ 121.871892][ T8287] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 121.877938][ T8287] ? kmsan_get_metadata+0x116/0x180 [ 121.883265][ T8287] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 121.889080][ T8287] ? kmsan_get_metadata+0x116/0x180 [ 121.894271][ T8287] __se_sys_sendto+0x107/0x130 [ 121.899023][ T8287] __x64_sys_sendto+0x6e/0x90 [ 121.903680][ T8287] do_syscall_64+0x9f/0x140 [ 121.908165][ T8287] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 121.914067][ T8287] RIP: 0033:0x402d56 [ 121.917939][ T8287] 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 [ 121.937650][ T8287] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 121.946067][ T8287] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 121.954024][ T8287] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 121.961976][ T8287] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 121.969928][ T8287] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 121.977882][ T8287] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 121.985835][ T8287] [ 121.988130][ T8287] Uninit was created at: [ 121.992337][ T8287] kmsan_internal_poison_shadow+0x5c/0xf0 [ 121.998039][ T8287] kmsan_slab_alloc+0x8e/0xe0 [ 122.002697][ T8287] __kmalloc_node_track_caller+0xa4f/0x1470 [ 122.008567][ T8287] __alloc_skb+0x4dd/0xe90 [ 122.012962][ T8287] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 122.019095][ T8287] genl_rcv_msg+0x1319/0x1610 [ 122.023749][ T8287] netlink_rcv_skb+0x6fa/0x810 [ 122.028491][ T8287] genl_rcv+0x63/0x80 [ 122.032456][ T8287] netlink_unicast+0x11d6/0x14a0 [ 122.037367][ T8287] netlink_sendmsg+0x1740/0x1840 [ 122.042279][ T8287] __sys_sendto+0x9ea/0xc60 [ 122.046756][ T8287] __se_sys_sendto+0x107/0x130 executing program [ 122.051492][ T8287] __x64_sys_sendto+0x6e/0x90 [ 122.056142][ T8287] do_syscall_64+0x9f/0x140 [ 122.060622][ T8287] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.066489][ T8287] ===================================================== [ 122.076568][ T8287] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 122.095917][ T8288] ===================================================== [ 122.102867][ T8288] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.111472][ T8288] CPU: 0 PID: 8288 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 122.121621][ T8288] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.131653][ T8288] Call Trace: [ 122.134913][ T8288] dump_stack+0x24c/0x2e0 [ 122.139229][ T8288] kmsan_report+0xfb/0x1e0 [ 122.143622][ T8288] __msan_warning+0x5c/0xa0 [ 122.148100][ T8288] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.154323][ T8288] ? hwsim_register_received_nl+0x740/0x740 [ 122.160209][ T8288] genl_rcv_msg+0x1319/0x1610 [ 122.164879][ T8288] ? hwsim_register_received_nl+0x740/0x740 [ 122.170753][ T8288] ? kmsan_internal_set_origin+0x85/0xc0 [ 122.176361][ T8288] netlink_rcv_skb+0x6fa/0x810 [ 122.181100][ T8288] ? genl_bind+0x4b0/0x4b0 [ 122.185498][ T8288] genl_rcv+0x63/0x80 [ 122.189474][ T8288] netlink_unicast+0x11d6/0x14a0 [ 122.194386][ T8288] ? genl_pernet_exit+0x90/0x90 [ 122.199211][ T8288] netlink_sendmsg+0x1740/0x1840 [ 122.204126][ T8288] ? netlink_getsockopt+0x1830/0x1830 [ 122.209473][ T8288] __sys_sendto+0x9ea/0xc60 [ 122.213954][ T8288] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 122.219995][ T8288] ? kmsan_get_metadata+0x116/0x180 [ 122.225171][ T8288] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 122.230958][ T8288] ? kmsan_get_metadata+0x116/0x180 [ 122.236144][ T8288] __se_sys_sendto+0x107/0x130 [ 122.240886][ T8288] __x64_sys_sendto+0x6e/0x90 [ 122.245538][ T8288] do_syscall_64+0x9f/0x140 [ 122.250035][ T8288] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.255904][ T8288] RIP: 0033:0x402d56 [ 122.259784][ T8288] 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 [ 122.279365][ T8288] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 122.287756][ T8288] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 122.295752][ T8288] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 122.303702][ T8288] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 122.311657][ T8288] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.319610][ T8288] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 122.327564][ T8288] [ 122.329869][ T8288] Uninit was created at: [ 122.334080][ T8288] kmsan_internal_poison_shadow+0x5c/0xf0 [ 122.339781][ T8288] kmsan_slab_alloc+0x8e/0xe0 [ 122.344433][ T8288] __kmalloc_node_track_caller+0xa4f/0x1470 [ 122.350309][ T8288] __alloc_skb+0x4dd/0xe90 [ 122.354720][ T8288] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 122.360866][ T8288] genl_rcv_msg+0x1319/0x1610 [ 122.365524][ T8288] netlink_rcv_skb+0x6fa/0x810 [ 122.370272][ T8288] genl_rcv+0x63/0x80 [ 122.374238][ T8288] netlink_unicast+0x11d6/0x14a0 [ 122.379157][ T8288] netlink_sendmsg+0x1740/0x1840 [ 122.384079][ T8288] __sys_sendto+0x9ea/0xc60 [ 122.388559][ T8288] __se_sys_sendto+0x107/0x130 [ 122.393298][ T8288] __x64_sys_sendto+0x6e/0x90 [ 122.397951][ T8288] do_syscall_64+0x9f/0x140 executing program [ 122.402431][ T8288] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.408301][ T8288] ===================================================== [ 122.419066][ T8288] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 122.438973][ T8289] ===================================================== [ 122.445925][ T8289] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.454532][ T8289] CPU: 0 PID: 8289 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 122.464719][ T8289] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.474762][ T8289] Call Trace: [ 122.478026][ T8289] dump_stack+0x24c/0x2e0 [ 122.482341][ T8289] kmsan_report+0xfb/0x1e0 [ 122.486734][ T8289] __msan_warning+0x5c/0xa0 [ 122.491213][ T8289] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.497464][ T8289] ? hwsim_register_received_nl+0x740/0x740 [ 122.503334][ T8289] genl_rcv_msg+0x1319/0x1610 [ 122.507993][ T8289] ? hwsim_register_received_nl+0x740/0x740 [ 122.513866][ T8289] ? kmsan_internal_set_origin+0x85/0xc0 [ 122.519473][ T8289] netlink_rcv_skb+0x6fa/0x810 [ 122.524216][ T8289] ? genl_bind+0x4b0/0x4b0 [ 122.528615][ T8289] genl_rcv+0x63/0x80 [ 122.532571][ T8289] netlink_unicast+0x11d6/0x14a0 [ 122.537482][ T8289] ? genl_pernet_exit+0x90/0x90 [ 122.542313][ T8289] netlink_sendmsg+0x1740/0x1840 [ 122.547243][ T8289] ? netlink_getsockopt+0x1830/0x1830 [ 122.552592][ T8289] __sys_sendto+0x9ea/0xc60 [ 122.557078][ T8289] ? kmsan_get_metadata+0x116/0x180 [ 122.562271][ T8289] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 122.568058][ T8289] ? kmsan_get_metadata+0x116/0x180 [ 122.573237][ T8289] __se_sys_sendto+0x107/0x130 [ 122.577979][ T8289] __x64_sys_sendto+0x6e/0x90 [ 122.582633][ T8289] do_syscall_64+0x9f/0x140 [ 122.587112][ T8289] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.592983][ T8289] RIP: 0033:0x402d56 [ 122.596851][ T8289] 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 [ 122.616443][ T8289] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 122.624851][ T8289] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 122.632906][ T8289] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 122.640855][ T8289] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 122.648802][ T8289] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.656760][ T8289] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 122.664722][ T8289] [ 122.667027][ T8289] Uninit was created at: [ 122.671255][ T8289] kmsan_internal_poison_shadow+0x5c/0xf0 [ 122.676979][ T8289] kmsan_slab_alloc+0x8e/0xe0 [ 122.681637][ T8289] __kmalloc_node_track_caller+0xa4f/0x1470 [ 122.687512][ T8289] __alloc_skb+0x4dd/0xe90 [ 122.691909][ T8289] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 122.698042][ T8289] genl_rcv_msg+0x1319/0x1610 [ 122.702697][ T8289] netlink_rcv_skb+0x6fa/0x810 [ 122.707436][ T8289] genl_rcv+0x63/0x80 [ 122.711392][ T8289] netlink_unicast+0x11d6/0x14a0 [ 122.716311][ T8289] netlink_sendmsg+0x1740/0x1840 [ 122.721225][ T8289] __sys_sendto+0x9ea/0xc60 [ 122.725717][ T8289] __se_sys_sendto+0x107/0x130 [ 122.730454][ T8289] __x64_sys_sendto+0x6e/0x90 [ 122.735108][ T8289] do_syscall_64+0x9f/0x140 [ 122.739589][ T8289] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.745458][ T8289] ===================================================== executing program [ 122.755732][ T8289] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 122.775834][ T8290] ===================================================== [ 122.782791][ T8290] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.791417][ T8290] CPU: 0 PID: 8290 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 122.801542][ T8290] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 122.811573][ T8290] Call Trace: [ 122.814845][ T8290] dump_stack+0x24c/0x2e0 [ 122.819164][ T8290] kmsan_report+0xfb/0x1e0 [ 122.823560][ T8290] __msan_warning+0x5c/0xa0 [ 122.828038][ T8290] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 122.834354][ T8290] ? hwsim_register_received_nl+0x740/0x740 [ 122.840225][ T8290] genl_rcv_msg+0x1319/0x1610 [ 122.844882][ T8290] ? hwsim_register_received_nl+0x740/0x740 [ 122.850883][ T8290] ? kmsan_internal_set_origin+0x85/0xc0 [ 122.856491][ T8290] netlink_rcv_skb+0x6fa/0x810 [ 122.861234][ T8290] ? genl_bind+0x4b0/0x4b0 [ 122.865637][ T8290] genl_rcv+0x63/0x80 [ 122.869624][ T8290] netlink_unicast+0x11d6/0x14a0 [ 122.874544][ T8290] ? genl_pernet_exit+0x90/0x90 [ 122.879409][ T8290] netlink_sendmsg+0x1740/0x1840 [ 122.884345][ T8290] ? netlink_getsockopt+0x1830/0x1830 [ 122.889694][ T8290] __sys_sendto+0x9ea/0xc60 [ 122.894179][ T8290] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 122.900222][ T8290] ? kmsan_get_metadata+0x116/0x180 [ 122.905399][ T8290] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 122.911183][ T8290] ? kmsan_get_metadata+0x116/0x180 [ 122.916355][ T8290] __se_sys_sendto+0x107/0x130 [ 122.921097][ T8290] __x64_sys_sendto+0x6e/0x90 [ 122.925765][ T8290] do_syscall_64+0x9f/0x140 [ 122.930257][ T8290] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 122.936124][ T8290] RIP: 0033:0x402d56 [ 122.940006][ T8290] 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 [ 122.959589][ T8290] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 122.967994][ T8290] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 122.975999][ T8290] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 122.984003][ T8290] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 122.992008][ T8290] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 122.999960][ T8290] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 123.007916][ T8290] [ 123.010215][ T8290] Uninit was created at: [ 123.014421][ T8290] kmsan_internal_poison_shadow+0x5c/0xf0 [ 123.020141][ T8290] kmsan_slab_alloc+0x8e/0xe0 [ 123.024793][ T8290] __kmalloc_node_track_caller+0xa4f/0x1470 [ 123.030668][ T8290] __alloc_skb+0x4dd/0xe90 [ 123.035061][ T8290] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 123.041201][ T8290] genl_rcv_msg+0x1319/0x1610 [ 123.045852][ T8290] netlink_rcv_skb+0x6fa/0x810 [ 123.050589][ T8290] genl_rcv+0x63/0x80 [ 123.054559][ T8290] netlink_unicast+0x11d6/0x14a0 [ 123.059572][ T8290] netlink_sendmsg+0x1740/0x1840 [ 123.064489][ T8290] __sys_sendto+0x9ea/0xc60 [ 123.068967][ T8290] __se_sys_sendto+0x107/0x130 [ 123.073707][ T8290] __x64_sys_sendto+0x6e/0x90 [ 123.078355][ T8290] do_syscall_64+0x9f/0x140 [ 123.082834][ T8290] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.088701][ T8290] ===================================================== executing program [ 123.101389][ T8290] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 123.120025][ T8291] ===================================================== [ 123.126998][ T8291] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.135605][ T8291] CPU: 0 PID: 8291 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 123.145767][ T8291] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.155814][ T8291] Call Trace: [ 123.159074][ T8291] dump_stack+0x24c/0x2e0 [ 123.163396][ T8291] kmsan_report+0xfb/0x1e0 [ 123.167822][ T8291] __msan_warning+0x5c/0xa0 [ 123.172324][ T8291] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.178548][ T8291] ? hwsim_register_received_nl+0x740/0x740 [ 123.184421][ T8291] genl_rcv_msg+0x1319/0x1610 [ 123.189082][ T8291] ? hwsim_register_received_nl+0x740/0x740 [ 123.194980][ T8291] ? kmsan_internal_set_origin+0x85/0xc0 [ 123.200607][ T8291] netlink_rcv_skb+0x6fa/0x810 [ 123.205373][ T8291] ? genl_bind+0x4b0/0x4b0 [ 123.209777][ T8291] genl_rcv+0x63/0x80 [ 123.213737][ T8291] netlink_unicast+0x11d6/0x14a0 [ 123.218680][ T8291] ? genl_pernet_exit+0x90/0x90 [ 123.223512][ T8291] netlink_sendmsg+0x1740/0x1840 [ 123.228430][ T8291] ? netlink_getsockopt+0x1830/0x1830 [ 123.233778][ T8291] __sys_sendto+0x9ea/0xc60 [ 123.238262][ T8291] ? kmsan_get_metadata+0x116/0x180 [ 123.243437][ T8291] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 123.249219][ T8291] ? kmsan_get_metadata+0x116/0x180 [ 123.254400][ T8291] __se_sys_sendto+0x107/0x130 [ 123.259163][ T8291] __x64_sys_sendto+0x6e/0x90 [ 123.263818][ T8291] do_syscall_64+0x9f/0x140 [ 123.268302][ T8291] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.274178][ T8291] RIP: 0033:0x402d56 [ 123.278048][ T8291] 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 [ 123.297634][ T8291] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 123.306025][ T8291] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 123.313995][ T8291] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 123.321945][ T8291] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 123.329893][ T8291] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.337843][ T8291] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 123.345794][ T8291] [ 123.348092][ T8291] Uninit was created at: [ 123.352305][ T8291] kmsan_internal_poison_shadow+0x5c/0xf0 [ 123.358009][ T8291] kmsan_slab_alloc+0x8e/0xe0 [ 123.362663][ T8291] __kmalloc_node_track_caller+0xa4f/0x1470 [ 123.368533][ T8291] __alloc_skb+0x4dd/0xe90 [ 123.372930][ T8291] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 123.379076][ T8291] genl_rcv_msg+0x1319/0x1610 [ 123.383740][ T8291] netlink_rcv_skb+0x6fa/0x810 [ 123.388491][ T8291] genl_rcv+0x63/0x80 [ 123.392464][ T8291] netlink_unicast+0x11d6/0x14a0 [ 123.397403][ T8291] netlink_sendmsg+0x1740/0x1840 [ 123.402344][ T8291] __sys_sendto+0x9ea/0xc60 [ 123.406833][ T8291] __se_sys_sendto+0x107/0x130 executing program [ 123.411592][ T8291] __x64_sys_sendto+0x6e/0x90 [ 123.416248][ T8291] do_syscall_64+0x9f/0x140 [ 123.420731][ T8291] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.426601][ T8291] ===================================================== [ 123.436724][ T8291] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 123.456237][ T8292] ===================================================== [ 123.463196][ T8292] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.471806][ T8292] CPU: 1 PID: 8292 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 123.481959][ T8292] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.491998][ T8292] Call Trace: [ 123.495264][ T8292] dump_stack+0x24c/0x2e0 [ 123.499582][ T8292] kmsan_report+0xfb/0x1e0 [ 123.503976][ T8292] __msan_warning+0x5c/0xa0 [ 123.508456][ T8292] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.514684][ T8292] ? hwsim_register_received_nl+0x740/0x740 [ 123.520574][ T8292] genl_rcv_msg+0x1319/0x1610 [ 123.525234][ T8292] ? hwsim_register_received_nl+0x740/0x740 [ 123.531112][ T8292] ? kmsan_internal_set_origin+0x85/0xc0 [ 123.536725][ T8292] netlink_rcv_skb+0x6fa/0x810 [ 123.541469][ T8292] ? genl_bind+0x4b0/0x4b0 [ 123.545865][ T8292] genl_rcv+0x63/0x80 [ 123.549824][ T8292] netlink_unicast+0x11d6/0x14a0 [ 123.554752][ T8292] ? genl_pernet_exit+0x90/0x90 [ 123.559586][ T8292] netlink_sendmsg+0x1740/0x1840 [ 123.564502][ T8292] ? netlink_getsockopt+0x1830/0x1830 [ 123.569848][ T8292] __sys_sendto+0x9ea/0xc60 [ 123.574331][ T8292] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 123.580372][ T8292] ? kmsan_get_metadata+0x116/0x180 [ 123.585549][ T8292] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 123.591346][ T8292] ? kmsan_get_metadata+0x116/0x180 [ 123.596538][ T8292] __se_sys_sendto+0x107/0x130 [ 123.601284][ T8292] __x64_sys_sendto+0x6e/0x90 [ 123.605980][ T8292] do_syscall_64+0x9f/0x140 [ 123.610466][ T8292] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.616335][ T8292] RIP: 0033:0x402d56 [ 123.620203][ T8292] 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 [ 123.639845][ T8292] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 123.648255][ T8292] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 123.656219][ T8292] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 123.664164][ T8292] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 123.672112][ T8292] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 123.680065][ T8292] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 123.688018][ T8292] [ 123.690319][ T8292] Uninit was created at: [ 123.694529][ T8292] kmsan_internal_poison_shadow+0x5c/0xf0 [ 123.700232][ T8292] kmsan_slab_alloc+0x8e/0xe0 [ 123.704885][ T8292] __kmalloc_node_track_caller+0xa4f/0x1470 [ 123.710766][ T8292] __alloc_skb+0x4dd/0xe90 [ 123.715179][ T8292] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 123.721327][ T8292] genl_rcv_msg+0x1319/0x1610 [ 123.725987][ T8292] netlink_rcv_skb+0x6fa/0x810 [ 123.730726][ T8292] genl_rcv+0x63/0x80 [ 123.734687][ T8292] netlink_unicast+0x11d6/0x14a0 [ 123.739622][ T8292] netlink_sendmsg+0x1740/0x1840 [ 123.744682][ T8292] __sys_sendto+0x9ea/0xc60 [ 123.749198][ T8292] __se_sys_sendto+0x107/0x130 [ 123.753946][ T8292] __x64_sys_sendto+0x6e/0x90 [ 123.758603][ T8292] do_syscall_64+0x9f/0x140 executing program [ 123.763091][ T8292] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.768971][ T8292] ===================================================== [ 123.783590][ T8292] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 123.803139][ T8293] ===================================================== [ 123.810090][ T8293] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.818689][ T8293] CPU: 1 PID: 8293 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 123.828818][ T8293] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 123.838855][ T8293] Call Trace: [ 123.842115][ T8293] dump_stack+0x24c/0x2e0 [ 123.846428][ T8293] kmsan_report+0xfb/0x1e0 [ 123.850827][ T8293] __msan_warning+0x5c/0xa0 [ 123.855312][ T8293] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 123.861556][ T8293] ? hwsim_register_received_nl+0x740/0x740 [ 123.867437][ T8293] genl_rcv_msg+0x1319/0x1610 [ 123.872118][ T8293] ? hwsim_register_received_nl+0x740/0x740 [ 123.877994][ T8293] ? kmsan_internal_set_origin+0x85/0xc0 [ 123.883610][ T8293] netlink_rcv_skb+0x6fa/0x810 [ 123.888358][ T8293] ? genl_bind+0x4b0/0x4b0 [ 123.892759][ T8293] genl_rcv+0x63/0x80 [ 123.896734][ T8293] netlink_unicast+0x11d6/0x14a0 [ 123.901651][ T8293] ? genl_pernet_exit+0x90/0x90 [ 123.906494][ T8293] netlink_sendmsg+0x1740/0x1840 [ 123.911410][ T8293] ? netlink_getsockopt+0x1830/0x1830 [ 123.916758][ T8293] __sys_sendto+0x9ea/0xc60 [ 123.921242][ T8293] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 123.927282][ T8293] ? kmsan_get_metadata+0x116/0x180 [ 123.932463][ T8293] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 123.938248][ T8293] ? kmsan_get_metadata+0x116/0x180 [ 123.943426][ T8293] __se_sys_sendto+0x107/0x130 [ 123.948185][ T8293] __x64_sys_sendto+0x6e/0x90 [ 123.952843][ T8293] do_syscall_64+0x9f/0x140 [ 123.957330][ T8293] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 123.963217][ T8293] RIP: 0033:0x402d56 [ 123.967088][ T8293] 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 [ 123.986670][ T8293] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 123.995065][ T8293] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 124.003021][ T8293] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 124.010970][ T8293] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 124.018925][ T8293] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 124.026877][ T8293] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 124.034837][ T8293] [ 124.037147][ T8293] Uninit was created at: [ 124.041360][ T8293] kmsan_internal_poison_shadow+0x5c/0xf0 [ 124.047068][ T8293] kmsan_slab_alloc+0x8e/0xe0 [ 124.051727][ T8293] __kmalloc_node_track_caller+0xa4f/0x1470 [ 124.057604][ T8293] __alloc_skb+0x4dd/0xe90 [ 124.062000][ T8293] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 124.068140][ T8293] genl_rcv_msg+0x1319/0x1610 [ 124.072803][ T8293] netlink_rcv_skb+0x6fa/0x810 [ 124.077554][ T8293] genl_rcv+0x63/0x80 [ 124.081514][ T8293] netlink_unicast+0x11d6/0x14a0 [ 124.086427][ T8293] netlink_sendmsg+0x1740/0x1840 [ 124.091348][ T8293] __sys_sendto+0x9ea/0xc60 [ 124.095850][ T8293] __se_sys_sendto+0x107/0x130 [ 124.100608][ T8293] __x64_sys_sendto+0x6e/0x90 [ 124.105267][ T8293] do_syscall_64+0x9f/0x140 executing program [ 124.109752][ T8293] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.115625][ T8293] ===================================================== [ 124.129884][ T8293] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 124.150115][ T8294] ===================================================== [ 124.157075][ T8294] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.165693][ T8294] CPU: 0 PID: 8294 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 124.175851][ T8294] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.185897][ T8294] Call Trace: [ 124.189157][ T8294] dump_stack+0x24c/0x2e0 [ 124.193469][ T8294] kmsan_report+0xfb/0x1e0 [ 124.197864][ T8294] __msan_warning+0x5c/0xa0 [ 124.202349][ T8294] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.208576][ T8294] ? hwsim_register_received_nl+0x740/0x740 [ 124.214457][ T8294] genl_rcv_msg+0x1319/0x1610 [ 124.219118][ T8294] ? hwsim_register_received_nl+0x740/0x740 [ 124.224990][ T8294] ? kmsan_internal_set_origin+0x85/0xc0 [ 124.230605][ T8294] netlink_rcv_skb+0x6fa/0x810 [ 124.235350][ T8294] ? genl_bind+0x4b0/0x4b0 [ 124.239748][ T8294] genl_rcv+0x63/0x80 [ 124.243710][ T8294] netlink_unicast+0x11d6/0x14a0 [ 124.248626][ T8294] ? genl_pernet_exit+0x90/0x90 [ 124.253461][ T8294] netlink_sendmsg+0x1740/0x1840 [ 124.258385][ T8294] ? netlink_getsockopt+0x1830/0x1830 [ 124.263740][ T8294] __sys_sendto+0x9ea/0xc60 [ 124.268230][ T8294] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 124.274278][ T8294] ? kmsan_get_metadata+0x116/0x180 [ 124.279455][ T8294] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 124.285243][ T8294] ? kmsan_get_metadata+0x116/0x180 [ 124.290459][ T8294] __se_sys_sendto+0x107/0x130 [ 124.295204][ T8294] __x64_sys_sendto+0x6e/0x90 [ 124.299861][ T8294] do_syscall_64+0x9f/0x140 [ 124.304342][ T8294] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.310212][ T8294] RIP: 0033:0x402d56 [ 124.314082][ T8294] 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 [ 124.333672][ T8294] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 124.342082][ T8294] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 124.350037][ T8294] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 124.357985][ T8294] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 124.365930][ T8294] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 124.373877][ T8294] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 124.381832][ T8294] [ 124.384132][ T8294] Uninit was created at: [ 124.388363][ T8294] kmsan_internal_poison_shadow+0x5c/0xf0 [ 124.394079][ T8294] kmsan_slab_alloc+0x8e/0xe0 [ 124.398744][ T8294] __kmalloc_node_track_caller+0xa4f/0x1470 [ 124.404620][ T8294] __alloc_skb+0x4dd/0xe90 [ 124.409073][ T8294] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 124.415221][ T8294] genl_rcv_msg+0x1319/0x1610 [ 124.419893][ T8294] netlink_rcv_skb+0x6fa/0x810 [ 124.424642][ T8294] genl_rcv+0x63/0x80 [ 124.428604][ T8294] netlink_unicast+0x11d6/0x14a0 [ 124.433521][ T8294] netlink_sendmsg+0x1740/0x1840 [ 124.438435][ T8294] __sys_sendto+0x9ea/0xc60 [ 124.442931][ T8294] __se_sys_sendto+0x107/0x130 [ 124.447665][ T8294] __x64_sys_sendto+0x6e/0x90 [ 124.452315][ T8294] do_syscall_64+0x9f/0x140 [ 124.456798][ T8294] entry_SYSCALL_64_after_hwframe+0x44/0xae executing program [ 124.462665][ T8294] ===================================================== [ 124.472701][ T8294] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 124.491102][ T8295] ===================================================== [ 124.498058][ T8295] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.506665][ T8295] CPU: 0 PID: 8295 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 124.516813][ T8295] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.526850][ T8295] Call Trace: [ 124.530114][ T8295] dump_stack+0x24c/0x2e0 [ 124.534426][ T8295] kmsan_report+0xfb/0x1e0 [ 124.538828][ T8295] __msan_warning+0x5c/0xa0 [ 124.543310][ T8295] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.549540][ T8295] ? hwsim_register_received_nl+0x740/0x740 [ 124.555462][ T8295] genl_rcv_msg+0x1319/0x1610 [ 124.560130][ T8295] ? hwsim_register_received_nl+0x740/0x740 [ 124.566000][ T8295] ? kmsan_internal_set_origin+0x85/0xc0 [ 124.571645][ T8295] netlink_rcv_skb+0x6fa/0x810 [ 124.576386][ T8295] ? genl_bind+0x4b0/0x4b0 [ 124.580781][ T8295] genl_rcv+0x63/0x80 [ 124.584773][ T8295] netlink_unicast+0x11d6/0x14a0 [ 124.589708][ T8295] ? genl_pernet_exit+0x90/0x90 [ 124.594535][ T8295] netlink_sendmsg+0x1740/0x1840 [ 124.599482][ T8295] ? netlink_getsockopt+0x1830/0x1830 [ 124.604855][ T8295] __sys_sendto+0x9ea/0xc60 [ 124.609345][ T8295] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 124.615390][ T8295] ? kmsan_get_metadata+0x116/0x180 [ 124.620598][ T8295] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 124.626383][ T8295] ? kmsan_get_metadata+0x116/0x180 [ 124.631557][ T8295] __se_sys_sendto+0x107/0x130 [ 124.636300][ T8295] __x64_sys_sendto+0x6e/0x90 [ 124.640957][ T8295] do_syscall_64+0x9f/0x140 [ 124.645445][ T8295] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.651320][ T8295] RIP: 0033:0x402d56 [ 124.655192][ T8295] 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 [ 124.674785][ T8295] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 124.683199][ T8295] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 124.691158][ T8295] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 124.699104][ T8295] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 124.707047][ T8295] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 124.715010][ T8295] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 124.722966][ T8295] [ 124.725265][ T8295] Uninit was created at: [ 124.729476][ T8295] kmsan_internal_poison_shadow+0x5c/0xf0 [ 124.735178][ T8295] kmsan_slab_alloc+0x8e/0xe0 [ 124.739834][ T8295] __kmalloc_node_track_caller+0xa4f/0x1470 [ 124.745703][ T8295] __alloc_skb+0x4dd/0xe90 [ 124.750098][ T8295] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 124.756246][ T8295] genl_rcv_msg+0x1319/0x1610 [ 124.760901][ T8295] netlink_rcv_skb+0x6fa/0x810 [ 124.765677][ T8295] genl_rcv+0x63/0x80 [ 124.769639][ T8295] netlink_unicast+0x11d6/0x14a0 [ 124.774552][ T8295] netlink_sendmsg+0x1740/0x1840 [ 124.779463][ T8295] __sys_sendto+0x9ea/0xc60 [ 124.783955][ T8295] __se_sys_sendto+0x107/0x130 [ 124.788695][ T8295] __x64_sys_sendto+0x6e/0x90 [ 124.793347][ T8295] do_syscall_64+0x9f/0x140 [ 124.797823][ T8295] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.803693][ T8295] ===================================================== executing program [ 124.813714][ T8295] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 124.832795][ T8296] ===================================================== [ 124.839858][ T8296] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.848476][ T8296] CPU: 0 PID: 8296 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 124.858626][ T8296] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 124.868673][ T8296] Call Trace: [ 124.871929][ T8296] dump_stack+0x24c/0x2e0 [ 124.876240][ T8296] kmsan_report+0xfb/0x1e0 [ 124.880648][ T8296] __msan_warning+0x5c/0xa0 [ 124.885127][ T8296] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 124.891354][ T8296] ? hwsim_register_received_nl+0x740/0x740 [ 124.897230][ T8296] genl_rcv_msg+0x1319/0x1610 [ 124.901886][ T8296] ? hwsim_register_received_nl+0x740/0x740 [ 124.907758][ T8296] ? kmsan_internal_set_origin+0x85/0xc0 [ 124.913383][ T8296] netlink_rcv_skb+0x6fa/0x810 [ 124.918124][ T8296] ? genl_bind+0x4b0/0x4b0 [ 124.922530][ T8296] genl_rcv+0x63/0x80 [ 124.926487][ T8296] netlink_unicast+0x11d6/0x14a0 [ 124.931397][ T8296] ? genl_pernet_exit+0x90/0x90 [ 124.936223][ T8296] netlink_sendmsg+0x1740/0x1840 [ 124.941139][ T8296] ? netlink_getsockopt+0x1830/0x1830 [ 124.946488][ T8296] __sys_sendto+0x9ea/0xc60 [ 124.950975][ T8296] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 124.957022][ T8296] ? kmsan_get_metadata+0x116/0x180 [ 124.962196][ T8296] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 124.967984][ T8296] ? kmsan_get_metadata+0x116/0x180 [ 124.973160][ T8296] __se_sys_sendto+0x107/0x130 [ 124.977904][ T8296] __x64_sys_sendto+0x6e/0x90 [ 124.982557][ T8296] do_syscall_64+0x9f/0x140 [ 124.987038][ T8296] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 124.992926][ T8296] RIP: 0033:0x402d56 [ 124.996795][ T8296] 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 [ 125.016378][ T8296] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 125.024768][ T8296] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 125.032716][ T8296] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 125.040663][ T8296] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 125.048611][ T8296] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 125.056558][ T8296] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 125.064505][ T8296] [ 125.066802][ T8296] Uninit was created at: [ 125.071009][ T8296] kmsan_internal_poison_shadow+0x5c/0xf0 [ 125.076712][ T8296] kmsan_slab_alloc+0x8e/0xe0 [ 125.081363][ T8296] __kmalloc_node_track_caller+0xa4f/0x1470 [ 125.087239][ T8296] __alloc_skb+0x4dd/0xe90 [ 125.091639][ T8296] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 125.097777][ T8296] genl_rcv_msg+0x1319/0x1610 [ 125.102434][ T8296] netlink_rcv_skb+0x6fa/0x810 [ 125.107176][ T8296] genl_rcv+0x63/0x80 [ 125.111138][ T8296] netlink_unicast+0x11d6/0x14a0 executing program [ 125.116048][ T8296] netlink_sendmsg+0x1740/0x1840 [ 125.120962][ T8296] __sys_sendto+0x9ea/0xc60 [ 125.125439][ T8296] __se_sys_sendto+0x107/0x130 [ 125.130180][ T8296] __x64_sys_sendto+0x6e/0x90 [ 125.134832][ T8296] do_syscall_64+0x9f/0x140 [ 125.139348][ T8296] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.145215][ T8296] ===================================================== [ 125.155864][ T8296] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 125.175523][ T8297] ===================================================== [ 125.182485][ T8297] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 125.191092][ T8297] CPU: 1 PID: 8297 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 125.201308][ T8297] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.211340][ T8297] Call Trace: [ 125.214597][ T8297] dump_stack+0x24c/0x2e0 [ 125.218908][ T8297] kmsan_report+0xfb/0x1e0 [ 125.223302][ T8297] __msan_warning+0x5c/0xa0 [ 125.227781][ T8297] hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 125.234036][ T8297] ? hwsim_register_received_nl+0x740/0x740 [ 125.239912][ T8297] genl_rcv_msg+0x1319/0x1610 [ 125.244592][ T8297] ? hwsim_register_received_nl+0x740/0x740 [ 125.250483][ T8297] ? kmsan_internal_set_origin+0x85/0xc0 [ 125.256094][ T8297] netlink_rcv_skb+0x6fa/0x810 [ 125.260838][ T8297] ? genl_bind+0x4b0/0x4b0 [ 125.265236][ T8297] genl_rcv+0x63/0x80 [ 125.269201][ T8297] netlink_unicast+0x11d6/0x14a0 [ 125.274119][ T8297] ? genl_pernet_exit+0x90/0x90 [ 125.278951][ T8297] netlink_sendmsg+0x1740/0x1840 [ 125.283870][ T8297] ? netlink_getsockopt+0x1830/0x1830 [ 125.289219][ T8297] __sys_sendto+0x9ea/0xc60 [ 125.293701][ T8297] ? kmsan_internal_unpoison_shadow+0x42/0x70 [ 125.299743][ T8297] ? kmsan_get_metadata+0x116/0x180 [ 125.304915][ T8297] ? kmsan_get_shadow_origin_ptr+0x84/0xb0 [ 125.310700][ T8297] ? kmsan_get_metadata+0x116/0x180 [ 125.315874][ T8297] __se_sys_sendto+0x107/0x130 [ 125.320633][ T8297] __x64_sys_sendto+0x6e/0x90 [ 125.325297][ T8297] do_syscall_64+0x9f/0x140 [ 125.329781][ T8297] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.335664][ T8297] RIP: 0033:0x402d56 [ 125.339538][ T8297] 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 [ 125.359172][ T8297] RSP: 002b:00007fffdb7ef9f8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 125.367561][ T8297] RAX: ffffffffffffffda RBX: 00007fffdb7efa70 RCX: 0000000000402d56 [ 125.375515][ T8297] RDX: 0000000000000034 RSI: 00007fffdb7efac0 RDI: 0000000000000003 [ 125.383463][ T8297] RBP: 0000000000000001 R08: 00007fffdb7efa14 R09: 000000000000000c [ 125.391411][ T8297] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 125.399361][ T8297] R13: 00007fffdb7efac0 R14: 0000000000000003 R15: 0000000000000000 [ 125.407312][ T8297] [ 125.409610][ T8297] Uninit was created at: [ 125.413815][ T8297] kmsan_internal_poison_shadow+0x5c/0xf0 [ 125.419516][ T8297] kmsan_slab_alloc+0x8e/0xe0 [ 125.424163][ T8297] __kmalloc_node_track_caller+0xa4f/0x1470 [ 125.430032][ T8297] __alloc_skb+0x4dd/0xe90 [ 125.434424][ T8297] hwsim_cloned_frame_received_nl+0x223/0x13f0 [ 125.440557][ T8297] genl_rcv_msg+0x1319/0x1610 [ 125.445212][ T8297] netlink_rcv_skb+0x6fa/0x810 [ 125.449955][ T8297] genl_rcv+0x63/0x80 [ 125.453912][ T8297] netlink_unicast+0x11d6/0x14a0 [ 125.458824][ T8297] netlink_sendmsg+0x1740/0x1840 [ 125.463737][ T8297] __sys_sendto+0x9ea/0xc60 [ 125.468213][ T8297] __se_sys_sendto+0x107/0x130 executing program [ 125.472953][ T8297] __x64_sys_sendto+0x6e/0x90 [ 125.477603][ T8297] do_syscall_64+0x9f/0x140 [ 125.482081][ T8297] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 125.487947][ T8297] ===================================================== [ 125.502497][ T8297] mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium [ 125.522220][ T8298] ===================================================== [ 125.529161][ T8298] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x124f/0x13f0 [ 125.537785][ T8298] CPU: 1 PID: 8298 Comm: syz-executor491 Tainted: G B 5.12.0-rc6-syzkaller #0 [ 125.547907][ T8298] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 125.558152][ T8298] Call Trace: [ 125.561411][ T8298] dump_stack+0x24c/0x2e0 [ 125.565719][ T8298] kmsan_report+0xfb/0x1e0 [ 125.570116][ T8298] __msan_warning+0x5c/0xa0