[ 529.748395][ T7804] device nr0 entered promiscuous mode [ 529.909828][ T7806] device nr0 entered promiscuous mode [ 530.049354][ T7808] device nr0 entered promiscuous mode [ 530.209397][ T7810] device nr0 entered promiscuous mode [ 530.349995][ T7812] device nr0 entered promiscuous mode [ 530.547643][ T7814] device nr0 entered promiscuous mode [ 531.464036][ T39] device hsr_slave_0 left promiscuous mode [ 531.471922][ T39] device hsr_slave_1 left promiscuous mode [ 531.480994][ T39] device bridge_slave_1 left promiscuous mode [ 531.487860][ T39] bridge0: port 2(bridge_slave_1) entered disabled state [ 531.499457][ T39] device bridge_slave_0 left promiscuous mode [ 531.506298][ T39] bridge0: port 1(bridge_slave_0) entered disabled state [ 531.693111][ T39] team0 (unregistering): Port device team_slave_1 removed [ 531.716565][ T39] team0 (unregistering): Port device team_slave_0 removed [ 531.738265][ T39] bond0 (unregistering): (slave bond_slave_1): Releasing backup interface [ 531.764560][ T39] bond0 (unregistering): (slave bond_slave_0): Releasing backup interface [ 531.889730][ T39] bond0 (unregistering): Released all slaves Warning: Permanently added '10.128.15.199' (ECDSA) to the list of known hosts. [ 535.406704][ T7819] device nr0 entered promiscuous mode [ 535.417715][ T7819] ===================================================== [ 535.425153][ T7819] BUG: KMSAN: uninit-value in llc_rcv+0x10e1/0x1450 [ 535.432087][ T7819] llc_rcv+0x10e1/0x1450 [ 535.436612][ T7819] __netif_receive_skb+0x1b3/0x5d0 [ 535.441925][ T7819] netif_receive_skb_internal+0x53/0x340 [ 535.447872][ T7819] netif_receive_skb+0x35/0x350 [ 535.453066][ T7819] tun_rx_batched+0x837/0x930 [ 535.457955][ T7819] tun_get_user+0x3bc6/0x4300 [ 535.463020][ T7819] tun_chr_write_iter+0x3ab/0x5d0 [ 535.468562][ T7819] vfs_write+0x830/0x1570 [ 535.473258][ T7819] ksys_write+0x21b/0x4e0 [ 535.477833][ T7819] __x64_sys_write+0x8f/0xd0 [ 535.482964][ T7819] do_syscall_64+0x3d/0xb0 [ 535.487534][ T7819] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 535.493789][ T7819] [ 535.496180][ T7819] Uninit was created at: [ 535.500843][ T7819] __kmem_cache_alloc_node+0x6ee/0xc90 [ 535.506602][ T7819] __kmalloc_node_track_caller+0x114/0x3c0 [ 535.512754][ T7819] __alloc_skb+0x34a/0xca0 [ 535.517400][ T7819] alloc_skb_with_frags+0xb9/0xba0 [ 535.522770][ T7819] sock_alloc_send_pskb+0xaa8/0xc30 [ 535.528166][ T7819] tun_get_user+0x174b/0x4300 [ 535.533090][ T7819] tun_chr_write_iter+0x3ab/0x5d0 [ 535.538257][ T7819] vfs_write+0x830/0x1570 [ 535.542848][ T7819] ksys_write+0x21b/0x4e0 [ 535.547421][ T7819] __x64_sys_write+0x8f/0xd0 [ 535.552268][ T7819] do_syscall_64+0x3d/0xb0 [ 535.556902][ T7819] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 535.563062][ T7819] [ 535.565455][ T7819] CPU: 0 PID: 7819 Comm: syz-executor431 Not tainted 6.1.0-syzkaller-00014-g5c6259d6d19f #0 [ 535.575763][ T7819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 535.586389][ T7819] ===================================================== [ 535.593696][ T7819] Disabling lock debugging due to kernel taint [ 535.599932][ T7819] Kernel panic - not syncing: kmsan.panic set ... [ 535.606444][ T7819] CPU: 0 PID: 7819 Comm: syz-executor431 Tainted: G B 6.1.0-syzkaller-00014-g5c6259d6d19f #0 [ 535.618150][ T7819] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 [ 535.628337][ T7819] Call Trace: [ 535.631967][ T7819] [ 535.635021][ T7819] dump_stack_lvl+0x1c8/0x256 [ 535.639880][ T7819] dump_stack+0x1a/0x21 [ 535.644176][ T7819] panic+0x4d3/0xc64 [ 535.648253][ T7819] ? add_taint+0x104/0x1a0 [ 535.652873][ T7819] kmsan_report+0x2ca/0x2d0 [ 535.657547][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.663527][ T7819] ? __msan_warning+0x92/0x110 [ 535.668440][ T7819] ? llc_rcv+0x10e1/0x1450 [ 535.673002][ T7819] ? __netif_receive_skb+0x1b3/0x5d0 [ 535.678423][ T7819] ? netif_receive_skb_internal+0x53/0x340 [ 535.684492][ T7819] ? netif_receive_skb+0x35/0x350 [ 535.689676][ T7819] ? tun_rx_batched+0x837/0x930 [ 535.694684][ T7819] ? tun_get_user+0x3bc6/0x4300 [ 535.699678][ T7819] ? tun_chr_write_iter+0x3ab/0x5d0 [ 535.705038][ T7819] ? vfs_write+0x830/0x1570 [ 535.709729][ T7819] ? ksys_write+0x21b/0x4e0 [ 535.714402][ T7819] ? __x64_sys_write+0x8f/0xd0 [ 535.719439][ T7819] ? do_syscall_64+0x3d/0xb0 [ 535.724289][ T7819] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 535.730692][ T7819] ? kmsan_internal_memmove_metadata+0x96/0x350 [ 535.737211][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.743204][ T7819] ? __pskb_pull_tail+0x115d/0x1b60 [ 535.749180][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.755267][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.761293][ T7819] __msan_warning+0x92/0x110 [ 535.766045][ T7819] llc_rcv+0x10e1/0x1450 [ 535.770464][ T7819] __netif_receive_skb+0x1b3/0x5d0 [ 535.775822][ T7819] ? llc_set_station_handler+0x70/0x70 [ 535.781555][ T7819] netif_receive_skb_internal+0x53/0x340 [ 535.787408][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.793398][ T7819] netif_receive_skb+0x35/0x350 [ 535.798421][ T7819] tun_rx_batched+0x837/0x930 [ 535.803389][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.809435][ T7819] ? kmsan_get_shadow_origin_ptr+0x49/0xa0 [ 535.815416][ T7819] tun_get_user+0x3bc6/0x4300 [ 535.820313][ T7819] tun_chr_write_iter+0x3ab/0x5d0 [ 535.825598][ T7819] ? tun_chr_read_iter+0x670/0x670 [ 535.830858][ T7819] vfs_write+0x830/0x1570 [ 535.835568][ T7819] ksys_write+0x21b/0x4e0 [ 535.840077][ T7819] __x64_sys_write+0x8f/0xd0 [ 535.844838][ T7819] do_syscall_64+0x3d/0xb0 [ 535.849447][ T7819] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 535.855501][ T7819] RIP: 0033:0x7fcea2cefb69 [ 535.860019][ T7819] Code: 28 c3 e8 2a 14 00 00 66 2e 0f 1f 84 00 00 00 00 00 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 [ 535.879802][ T7819] RSP: 002b:00007fffe4c44668 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 535.888383][ T7819] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcea2cefb69 [ 535.896485][ T7819] RDX: 000000000000fdef RSI: 00000000200000c0 RDI: 0000000000000003 [ 535.904572][ T7819] RBP: 00007fcea2cb3d10 R08: 0000000000000000 R09: 0000000000000000 [ 535.912842][ T7819] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fcea2cb3da0 [ 535.921137][ T7819] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 535.929263][ T7819] [ 535.933069][ T7819] Kernel Offset: disabled [ 535.937445][ T7819] Rebooting in 86400 seconds..