[ 561.829338][ T7013] hsr_slave_0: left promiscuous mode [ 561.838062][ T7013] hsr_slave_1: left promiscuous mode [ 561.854985][ T7013] bridge_slave_1: left allmulticast mode [ 561.860946][ T7013] bridge_slave_1: left promiscuous mode [ 561.868379][ T7013] bridge0: port 2(bridge_slave_1) entered disabled state [ 561.901390][ T7013] bridge_slave_0: left allmulticast mode [ 561.907704][ T7013] bridge_slave_0: left promiscuous mode [ 561.914803][ T7013] bridge0: port 1(bridge_slave_0) entered disabled state [ 562.422550][ T7013] team0 (unregistering): Port device team_slave_1 removed [ 562.481032][ T7013] team0 (unregistering): Port device team_slave_0 removed [ 562.535368][ T7013] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 562.573004][ T7013] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 562.766985][ T7013] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.10.42' (ECDSA) to the list of known hosts. [ 568.508330][T10851] nr0: entered promiscuous mode [ 569.026256][T10866] nr0: entered promiscuous mode [ 569.040621][T10867] ===================================================== [ 569.047877][T10867] BUG: KMSAN: uninit-value in llc_rcv+0x1192/0x1530 [ 569.054787][T10867] llc_rcv+0x1192/0x1530 [ 569.059202][T10867] __netif_receive_skb+0x1a6/0x5a0 [ 569.065050][T10867] netif_receive_skb+0x58/0x660 [ 569.070077][T10867] tun_rx_batched+0x83b/0x920 [ 569.075019][T10867] tun_get_user+0x54ca/0x6920 [ 569.079917][T10867] tun_chr_write_iter+0x3af/0x5d0 [ 569.085221][T10867] vfs_write+0x8f9/0x1490 [ 569.089755][T10867] ksys_write+0x20f/0x4c0 [ 569.094355][T10867] __x64_sys_write+0x93/0xd0 [ 569.099240][T10867] do_syscall_64+0x41/0xc0 [ 569.103947][T10867] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 569.110097][T10867] [ 569.112611][T10867] Uninit was created at: [ 569.117167][T10867] slab_post_alloc_hook+0x12d/0xb60 [ 569.122657][T10867] kmem_cache_alloc_node+0x535/0xa30 [ 569.128117][T10867] kmalloc_reserve+0x148/0x470 [ 569.133168][T10867] __alloc_skb+0x318/0x740 [ 569.137789][T10867] alloc_skb_with_frags+0xbd/0xbb0 [ 569.143217][T10867] sock_alloc_send_pskb+0xa80/0xbf0 [ 569.148612][T10867] tun_get_user+0x2329/0x6920 [ 569.153715][T10867] tun_chr_write_iter+0x3af/0x5d0 [ 569.159051][T10867] vfs_write+0x8f9/0x1490 [ 569.163691][T10867] ksys_write+0x20f/0x4c0 [ 569.168239][T10867] __x64_sys_write+0x93/0xd0 [ 569.173115][T10867] do_syscall_64+0x41/0xc0 [ 569.177689][T10867] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 569.183943][T10867] [ 569.186358][T10867] CPU: 1 PID: 10867 Comm: syz-executor267 Not tainted 6.4.0-syzkaller-g257152fe29be #0 [ 569.196408][T10867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 569.206749][T10867] ===================================================== [ 569.213834][T10867] Disabling lock debugging due to kernel taint [ 569.220095][T10867] Kernel panic - not syncing: kmsan.panic set ... [ 569.226805][T10867] CPU: 1 PID: 10867 Comm: syz-executor267 Tainted: G B 6.4.0-syzkaller-g257152fe29be #0 [ 569.238094][T10867] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 [ 569.248295][T10867] Call Trace: [ 569.251702][T10867] [ 569.254735][T10867] dump_stack_lvl+0x1bf/0x240 [ 569.259726][T10867] dump_stack+0x1e/0x20 [ 569.264016][T10867] panic+0x4d5/0xc70 [ 569.268090][T10867] ? add_taint+0x108/0x1a0 [ 569.272633][T10867] kmsan_report+0x2d0/0x2d0 [ 569.277352][T10867] ? __msan_warning+0x96/0x110 [ 569.282342][T10867] ? llc_rcv+0x1192/0x1530 [ 569.287007][T10867] ? __netif_receive_skb+0x1a6/0x5a0 [ 569.292587][T10867] ? netif_receive_skb+0x58/0x660 [ 569.297772][T10867] ? tun_rx_batched+0x83b/0x920 [ 569.302728][T10867] ? tun_get_user+0x54ca/0x6920 [ 569.307783][T10867] ? tun_chr_write_iter+0x3af/0x5d0 [ 569.313180][T10867] ? vfs_write+0x8f9/0x1490 [ 569.317876][T10867] ? ksys_write+0x20f/0x4c0 [ 569.322578][T10867] ? __x64_sys_write+0x93/0xd0 [ 569.327558][T10867] ? do_syscall_64+0x41/0xc0 [ 569.332349][T10867] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 569.338615][T10867] ? kmsan_internal_memmove_metadata+0x9a/0x360 [ 569.345580][T10867] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 569.351646][T10867] ? __pskb_pull_tail+0x1d0a/0x2320 [ 569.357076][T10867] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 569.363207][T10867] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 569.369223][T10867] __msan_warning+0x96/0x110 [ 569.374104][T10867] llc_rcv+0x1192/0x1530 [ 569.378535][T10867] __netif_receive_skb+0x1a6/0x5a0 [ 569.383902][T10867] ? llc_set_station_handler+0x70/0x70 [ 569.389526][T10867] netif_receive_skb+0x58/0x660 [ 569.394560][T10867] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 569.400580][T10867] tun_rx_batched+0x83b/0x920 [ 569.405551][T10867] ? kmsan_get_shadow_origin_ptr+0x4d/0xa0 [ 569.411588][T10867] tun_get_user+0x54ca/0x6920 [ 569.416458][T10867] ? kmsan_internal_set_shadow_origin+0x66/0xe0 [ 569.423004][T10867] tun_chr_write_iter+0x3af/0x5d0 [ 569.428244][T10867] ? tun_chr_read_iter+0x670/0x670 [ 569.433564][T10867] vfs_write+0x8f9/0x1490 [ 569.438317][T10867] ksys_write+0x20f/0x4c0 [ 569.442963][T10867] __x64_sys_write+0x93/0xd0 [ 569.447880][T10867] do_syscall_64+0x41/0xc0 [ 569.452495][T10867] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 569.458592][T10867] RIP: 0033:0x7ff8d805fe49 [ 569.463143][T10867] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 c0 ff ff ff f7 d8 64 89 01 48 [ 569.483256][T10867] RSP: 002b:00007ffcf3b384f8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 569.491940][T10867] RAX: ffffffffffffffda RBX: 00000000000f4240 RCX: 00007ff8d805fe49 [ 569.500080][T10867] RDX: 000000000000b107 RSI: 00000000200000c0 RDI: 0000000000000003 [ 569.508212][T10867] RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 [ 569.516316][T10867] R10: 0000000000000001 R11: 0000000000000246 R12: 000000000008ad32 [ 569.524526][T10867] R13: 00007ffcf3b3850c R14: 00007ffcf3b38520 R15: 00007ffcf3b38510 [ 569.532669][T10867] [ 569.535850][T10867] Kernel Offset: disabled [ 569.540250][T10867] Rebooting in 86400 seconds..