Warning: Permanently added '10.128.0.140' (ECDSA) to the list of known hosts. syzkaller login: [ 155.196734][ T8492] IPVS: ftp: loaded support on port[0] = 21 [ 155.314172][ T378] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 155.322139][ T378] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 155.345123][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready executing program [ 155.415900][ T1540] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 155.423795][ T1540] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 155.432028][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 155.467203][ T8531] ===================================================== [ 155.474189][ T8531] BUG: KMSAN: uninit-value in hwsim_cloned_frame_received_nl+0x104e/0x13e0 [ 155.482791][ T8531] CPU: 1 PID: 8531 Comm: syz-executor177 Not tainted 5.9.0-rc4-syzkaller #0 [ 155.491466][ T8531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.501526][ T8531] Call Trace: [ 155.504837][ T8531] dump_stack+0x21c/0x280 [ 155.509200][ T8531] kmsan_report+0xf7/0x1e0 [ 155.513672][ T8531] __msan_warning+0x58/0xa0 [ 155.518199][ T8531] hwsim_cloned_frame_received_nl+0x104e/0x13e0 [ 155.524473][ T8531] ? hwsim_register_received_nl+0x720/0x720 [ 155.530389][ T8531] genl_rcv_msg+0x1703/0x18a0 [ 155.535114][ T8531] ? kmsan_set_origin_checked+0x95/0xf0 [ 155.540695][ T8531] netlink_rcv_skb+0x6d7/0x7e0 [ 155.545478][ T8531] ? genl_rcv+0x80/0x80 [ 155.549672][ T8531] genl_rcv+0x63/0x80 [ 155.553681][ T8531] netlink_unicast+0x11c8/0x1490 [ 155.558641][ T8531] ? genl_pernet_exit+0x90/0x90 [ 155.563538][ T8531] netlink_sendmsg+0x173a/0x1840 [ 155.568517][ T8531] ? netlink_getsockopt+0x17e0/0x17e0 [ 155.573891][ T8531] __sys_sendto+0x9dc/0xc80 [ 155.578416][ T8531] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 155.584486][ T8531] ? kmsan_get_metadata+0x116/0x180 [ 155.589710][ T8531] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 155.595507][ T8531] __se_sys_sendto+0x107/0x130 [ 155.600278][ T8531] __x64_sys_sendto+0x6e/0x90 [ 155.604944][ T8531] do_syscall_64+0x9f/0x140 [ 155.609451][ T8531] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 155.615415][ T8531] RIP: 0033:0x401a73 [ 155.619295][ T8531] Code: ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 83 3d bd 8c 2d 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 f1 0b 00 00 c3 48 83 ec 08 e8 57 01 00 00 [ 155.639005][ T8531] RSP: 002b:00007ffc0c9fdd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 155.647416][ T8531] RAX: ffffffffffffffda RBX: 00007ffc0c9fddd0 RCX: 0000000000401a73 [ 155.655384][ T8531] RDX: 0000000000000034 RSI: 00007ffc0c9fde20 RDI: 0000000000000003 [ 155.663348][ T8531] RBP: 0000000000000000 R08: 00007ffc0c9fdd60 R09: 000000000000000c [ 155.671311][ T8531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 155.679279][ T8531] R13: 0000000000000000 R14: 00007ffc0c9fde20 R15: 0000000000000003 [ 155.687247][ T8531] [ 155.689554][ T8531] Uninit was created at: [ 155.693792][ T8531] kmsan_internal_poison_shadow+0x66/0xd0 [ 155.699498][ T8531] kmsan_slab_alloc+0x8a/0xe0 [ 155.704167][ T8531] __kmalloc_node_track_caller+0x9aa/0x12f0 [ 155.710045][ T8531] __alloc_skb+0x35f/0xb30 [ 155.714458][ T8531] hwsim_cloned_frame_received_nl+0x20e/0x13e0 [ 155.720608][ T8531] genl_rcv_msg+0x1703/0x18a0 [ 155.725267][ T8531] netlink_rcv_skb+0x6d7/0x7e0 [ 155.730009][ T8531] genl_rcv+0x63/0x80 [ 155.733970][ T8531] netlink_unicast+0x11c8/0x1490 [ 155.738899][ T8531] netlink_sendmsg+0x173a/0x1840 [ 155.743818][ T8531] __sys_sendto+0x9dc/0xc80 [ 155.748304][ T8531] __se_sys_sendto+0x107/0x130 [ 155.753047][ T8531] __x64_sys_sendto+0x6e/0x90 [ 155.757707][ T8531] do_syscall_64+0x9f/0x140 [ 155.762192][ T8531] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 155.768061][ T8531] ===================================================== [ 155.774970][ T8531] Disabling lock debugging due to kernel taint [ 155.781101][ T8531] Kernel panic - not syncing: panic_on_warn set ... [ 155.787676][ T8531] CPU: 1 PID: 8531 Comm: syz-executor177 Tainted: G B 5.9.0-rc4-syzkaller #0 [ 155.797710][ T8531] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 155.807753][ T8531] Call Trace: [ 155.811036][ T8531] dump_stack+0x21c/0x280 [ 155.815362][ T8531] panic+0x4d7/0xef7 [ 155.819259][ T8531] ? add_taint+0x17c/0x210 [ 155.823683][ T8531] kmsan_report+0x1df/0x1e0 [ 155.828185][ T8531] __msan_warning+0x58/0xa0 [ 155.832680][ T8531] hwsim_cloned_frame_received_nl+0x104e/0x13e0 [ 155.838922][ T8531] ? hwsim_register_received_nl+0x720/0x720 [ 155.844805][ T8531] genl_rcv_msg+0x1703/0x18a0 [ 155.849495][ T8531] ? kmsan_set_origin_checked+0x95/0xf0 [ 155.855039][ T8531] netlink_rcv_skb+0x6d7/0x7e0 [ 155.859788][ T8531] ? genl_rcv+0x80/0x80 [ 155.863940][ T8531] genl_rcv+0x63/0x80 [ 155.867919][ T8531] netlink_unicast+0x11c8/0x1490 [ 155.872859][ T8531] ? genl_pernet_exit+0x90/0x90 [ 155.877708][ T8531] netlink_sendmsg+0x173a/0x1840 [ 155.882652][ T8531] ? netlink_getsockopt+0x17e0/0x17e0 [ 155.888010][ T8531] __sys_sendto+0x9dc/0xc80 [ 155.892519][ T8531] ? kmsan_internal_unpoison_shadow+0x2f/0x40 [ 155.898584][ T8531] ? kmsan_get_metadata+0x116/0x180 [ 155.903780][ T8531] ? kmsan_get_shadow_origin_ptr+0x81/0xb0 [ 155.909619][ T8531] __se_sys_sendto+0x107/0x130 [ 155.914388][ T8531] __x64_sys_sendto+0x6e/0x90 [ 155.919068][ T8531] do_syscall_64+0x9f/0x140 [ 155.924264][ T8531] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 155.930143][ T8531] RIP: 0033:0x401a73 [ 155.934044][ T8531] Code: ff ff ff f7 d8 64 89 02 48 c7 c0 ff ff ff ff eb cd 66 0f 1f 44 00 00 83 3d bd 8c 2d 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 f1 0b 00 00 c3 48 83 ec 08 e8 57 01 00 00 [ 155.953637][ T8531] RSP: 002b:00007ffc0c9fdd58 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 155.962043][ T8531] RAX: ffffffffffffffda RBX: 00007ffc0c9fddd0 RCX: 0000000000401a73 [ 155.970010][ T8531] RDX: 0000000000000034 RSI: 00007ffc0c9fde20 RDI: 0000000000000003 [ 155.977988][ T8531] RBP: 0000000000000000 R08: 00007ffc0c9fdd60 R09: 000000000000000c [ 155.985945][ T8531] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 155.993910][ T8531] R13: 0000000000000000 R14: 00007ffc0c9fde20 R15: 0000000000000003 [ 156.003037][ T8531] Kernel Offset: disabled [ 156.007363][ T8531] Rebooting in 86400 seconds..