Warning: Permanently added '10.128.10.12' (ECDSA) to the list of known hosts. executing program executing program executing program executing program executing program executing program syzkaller login: [ 59.185926][ T6807] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.189916][ T6814] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.200701][ T6817] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.207100][ T6816] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.217667][ T6818] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 59.224175][ T6814] netlink: 512 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.243944][ T6815] netlink: 6 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.244114][ T6807] netlink: 512 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.263000][ T6817] netlink: 512 bytes leftover after parsing attributes in process `syz-executor857'. [ 59.273124][ T6818] netlink: 512 bytes leftover after parsing attributes in process `syz-executor857'. executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 59.868409][ T7189] ================================================================== [ 59.876649][ T7189] BUG: KASAN: vmalloc-out-of-bounds in tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.885828][ T7189] Read of size 2 at addr ffffc90004959024 by task syz-executor857/7189 [ 59.894043][ T7189] [ 59.896363][ T7189] CPU: 1 PID: 7189 Comm: syz-executor857 Not tainted 5.8.0-rc1-syzkaller #0 [ 59.905013][ T7189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.915054][ T7189] Call Trace: [ 59.918346][ T7189] dump_stack+0x18f/0x20d [ 59.922682][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.928925][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.935240][ T7189] print_address_description.constprop.0.cold+0x5/0x436 [ 59.942158][ T7189] ? vprintk_func+0x97/0x1a6 [ 59.946727][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.952946][ T7189] kasan_report.cold+0x1f/0x37 [ 59.957756][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.964082][ T7189] tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 59.970139][ T7189] ? tipc_nl_node_dump_monitor+0x300/0x300 [ 59.975923][ T7189] ? check_preemption_disabled+0x38/0x220 [ 59.981621][ T7189] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 59.987144][ T7189] ? kmem_cache_alloc_node_trace+0x3b0/0x400 [ 59.993099][ T7189] ? __kmalloc_node_track_caller+0x38/0x60 [ 59.998890][ T7189] ? kasan_unpoison_shadow+0x33/0x40 [ 60.004154][ T7189] ? __phys_addr+0x9a/0x110 [ 60.008632][ T7189] ? memset+0x20/0x40 [ 60.012622][ T7189] genl_lock_dumpit+0x7f/0xb0 [ 60.017319][ T7189] netlink_dump+0x4cd/0xf60 [ 60.021805][ T7189] ? netlink_insert+0x1670/0x1670 [ 60.026869][ T7189] ? __mutex_unlock_slowpath+0xe2/0x610 [ 60.032407][ T7189] ? genl_start+0x45a/0x6e0 [ 60.037006][ T7189] __netlink_dump_start+0x643/0x900 [ 60.042187][ T7189] ? genl_rcv_msg+0x9e0/0x9e0 [ 60.046853][ T7189] ? tipc_nl_node_dump_monitor+0x300/0x300 [ 60.052674][ T7189] genl_family_rcv_msg_dumpit+0x2ac/0x310 [ 60.058372][ T7189] ? genl_rcv+0x40/0x40 [ 60.062507][ T7189] ? mutex_lock_io_nested+0xf60/0xf60 [ 60.067855][ T7189] ? mark_lock+0xbc/0x1710 [ 60.072248][ T7189] ? genl_rcv_msg+0x9e0/0x9e0 [ 60.076899][ T7189] ? genl_unlock+0x20/0x20 [ 60.081289][ T7189] ? genl_parallel_done+0x170/0x170 [ 60.086478][ T7189] ? __radix_tree_lookup+0x1f3/0x290 [ 60.091762][ T7189] genl_rcv_msg+0x797/0x9e0 [ 60.096254][ T7189] ? genl_family_rcv_msg_attrs_parse.isra.0+0x310/0x310 [ 60.103165][ T7189] ? lock_acquire+0x1f1/0xad0 [ 60.107835][ T7189] ? genl_rcv+0x15/0x40 [ 60.111981][ T7189] ? lock_release+0x8d0/0x8d0 [ 60.116637][ T7189] netlink_rcv_skb+0x15a/0x430 [ 60.121375][ T7189] ? genl_family_rcv_msg_attrs_parse.isra.0+0x310/0x310 [ 60.128289][ T7189] ? netlink_ack+0xa10/0xa10 [ 60.132864][ T7189] genl_rcv+0x24/0x40 [ 60.136822][ T7189] netlink_unicast+0x533/0x7d0 [ 60.141573][ T7189] ? netlink_attachskb+0x810/0x810 [ 60.146658][ T7189] ? _copy_from_iter_full+0x247/0x890 [ 60.152024][ T7189] ? __phys_addr_symbol+0x2c/0x70 [ 60.157073][ T7189] ? __check_object_size+0x171/0x3e4 [ 60.162355][ T7189] netlink_sendmsg+0x856/0xd90 [ 60.167139][ T7189] ? netlink_unicast+0x7d0/0x7d0 [ 60.172109][ T7189] ? netlink_unicast+0x7d0/0x7d0 [ 60.177023][ T7189] sock_sendmsg+0xcf/0x120 [ 60.181415][ T7189] ____sys_sendmsg+0x6e8/0x810 [ 60.186155][ T7189] ? kernel_sendmsg+0x50/0x50 [ 60.190807][ T7189] ? do_recvmmsg+0x6d0/0x6d0 [ 60.195384][ T7189] ? release_pages+0x641/0x17a0 [ 60.200224][ T7189] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 60.206207][ T7189] ___sys_sendmsg+0xf3/0x170 [ 60.210785][ T7189] ? sendmsg_copy_msghdr+0x160/0x160 [ 60.216493][ T7189] ? __fget_files+0x272/0x400 [ 60.221146][ T7189] ? lock_downgrade+0x820/0x820 [ 60.225975][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.231671][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.237366][ T7189] ? __fget_files+0x294/0x400 [ 60.242024][ T7189] ? __fget_light+0xea/0x280 [ 60.246597][ T7189] __sys_sendmsg+0xe5/0x1b0 [ 60.251075][ T7189] ? __sys_sendmsg_sock+0xb0/0xb0 [ 60.256074][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.261796][ T7189] ? do_syscall_64+0x1c/0xe0 [ 60.266371][ T7189] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.272326][ T7189] do_syscall_64+0x60/0xe0 [ 60.276729][ T7189] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.282596][ T7189] RIP: 0033:0x446859 [ 60.286457][ T7189] Code: Bad RIP value. [ 60.290497][ T7189] RSP: 002b:00007f102ce25d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.298895][ T7189] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446859 [ 60.306861][ T7189] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.314809][ T7189] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 60.323017][ T7189] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c [ 60.330991][ T7189] R13: 4002001060fc2413 R14: 0d94638c64805ad2 R15: 0f05002d0000022e [ 60.338949][ T7189] [ 60.341249][ T7189] [ 60.343552][ T7189] Memory state around the buggy address: [ 60.349210][ T7189] ffffc90004958f00: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 [ 60.357296][ T7189] ffffc90004958f80: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 executing program [ 60.365349][ T7189] >ffffc90004959000: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 [ 60.373410][ T7189] ^ [ 60.378495][ T7189] ffffc90004959080: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 [ 60.386532][ T7189] ffffc90004959100: f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 f9 [ 60.394566][ T7189] ================================================================== [ 60.402639][ T7189] Disabling lock debugging due to kernel taint [ 60.412231][ T7189] Kernel panic - not syncing: panic_on_warn set ... [ 60.418840][ T7189] CPU: 1 PID: 7189 Comm: syz-executor857 Tainted: G B 5.8.0-rc1-syzkaller #0 [ 60.428890][ T7189] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 60.438935][ T7189] Call Trace: [ 60.442213][ T7189] dump_stack+0x18f/0x20d [ 60.446537][ T7189] ? tipc_nl_node_dump_monitor_peer+0x470/0x590 [ 60.452753][ T7189] panic+0x2e3/0x75c [ 60.456633][ T7189] ? __warn_printk+0xf3/0xf3 [ 60.461208][ T7189] ? preempt_schedule_common+0x59/0xc0 [ 60.466641][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 60.472852][ T7189] ? preempt_schedule_thunk+0x16/0x18 [ 60.478198][ T7189] ? trace_hardirqs_on+0x55/0x220 [ 60.483207][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 60.489428][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 60.495641][ T7189] end_report+0x4d/0x53 [ 60.499779][ T7189] kasan_report.cold+0xd/0x37 [ 60.504445][ T7189] ? tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 60.510657][ T7189] tipc_nl_node_dump_monitor_peer+0x4da/0x590 [ 60.516713][ T7189] ? tipc_nl_node_dump_monitor+0x300/0x300 [ 60.522580][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.528276][ T7189] ? rcu_read_lock_sched_held+0x3a/0xb0 [ 60.533796][ T7189] ? kmem_cache_alloc_node_trace+0x3b0/0x400 [ 60.539746][ T7189] ? __kmalloc_node_track_caller+0x38/0x60 [ 60.545543][ T7189] ? kasan_unpoison_shadow+0x33/0x40 [ 60.550799][ T7189] ? __phys_addr+0x9a/0x110 [ 60.555283][ T7189] ? memset+0x20/0x40 [ 60.559242][ T7189] genl_lock_dumpit+0x7f/0xb0 [ 60.563892][ T7189] netlink_dump+0x4cd/0xf60 [ 60.568370][ T7189] ? netlink_insert+0x1670/0x1670 [ 60.573390][ T7189] ? __mutex_unlock_slowpath+0xe2/0x610 [ 60.578951][ T7189] ? genl_start+0x45a/0x6e0 [ 60.583432][ T7189] __netlink_dump_start+0x643/0x900 [ 60.588608][ T7189] ? genl_rcv_msg+0x9e0/0x9e0 [ 60.593279][ T7189] ? tipc_nl_node_dump_monitor+0x300/0x300 [ 60.599059][ T7189] genl_family_rcv_msg_dumpit+0x2ac/0x310 [ 60.604751][ T7189] ? genl_rcv+0x40/0x40 [ 60.608881][ T7189] ? mutex_lock_io_nested+0xf60/0xf60 [ 60.614247][ T7189] ? mark_lock+0xbc/0x1710 [ 60.618637][ T7189] ? genl_rcv_msg+0x9e0/0x9e0 [ 60.623284][ T7189] ? genl_unlock+0x20/0x20 [ 60.627674][ T7189] ? genl_parallel_done+0x170/0x170 [ 60.632845][ T7189] ? __radix_tree_lookup+0x1f3/0x290 [ 60.638115][ T7189] genl_rcv_msg+0x797/0x9e0 [ 60.642596][ T7189] ? genl_family_rcv_msg_attrs_parse.isra.0+0x310/0x310 [ 60.649539][ T7189] ? lock_acquire+0x1f1/0xad0 [ 60.654190][ T7189] ? genl_rcv+0x15/0x40 [ 60.658350][ T7189] ? lock_release+0x8d0/0x8d0 [ 60.663000][ T7189] netlink_rcv_skb+0x15a/0x430 [ 60.667788][ T7189] ? genl_family_rcv_msg_attrs_parse.isra.0+0x310/0x310 [ 60.674700][ T7189] ? netlink_ack+0xa10/0xa10 [ 60.679268][ T7189] genl_rcv+0x24/0x40 [ 60.683255][ T7189] netlink_unicast+0x533/0x7d0 [ 60.688017][ T7189] ? netlink_attachskb+0x810/0x810 [ 60.693113][ T7189] ? _copy_from_iter_full+0x247/0x890 [ 60.698479][ T7189] ? __phys_addr_symbol+0x2c/0x70 [ 60.703505][ T7189] ? __check_object_size+0x171/0x3e4 [ 60.708767][ T7189] netlink_sendmsg+0x856/0xd90 [ 60.713530][ T7189] ? netlink_unicast+0x7d0/0x7d0 [ 60.718468][ T7189] ? netlink_unicast+0x7d0/0x7d0 [ 60.723381][ T7189] sock_sendmsg+0xcf/0x120 [ 60.727785][ T7189] ____sys_sendmsg+0x6e8/0x810 [ 60.732531][ T7189] ? kernel_sendmsg+0x50/0x50 [ 60.737178][ T7189] ? do_recvmmsg+0x6d0/0x6d0 [ 60.741741][ T7189] ? release_pages+0x641/0x17a0 [ 60.746576][ T7189] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 60.752529][ T7189] ___sys_sendmsg+0xf3/0x170 [ 60.757103][ T7189] ? sendmsg_copy_msghdr+0x160/0x160 [ 60.762376][ T7189] ? __fget_files+0x272/0x400 [ 60.767045][ T7189] ? lock_downgrade+0x820/0x820 [ 60.771976][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.777667][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.783370][ T7189] ? __fget_files+0x294/0x400 [ 60.788031][ T7189] ? __fget_light+0xea/0x280 [ 60.792597][ T7189] __sys_sendmsg+0xe5/0x1b0 [ 60.797072][ T7189] ? __sys_sendmsg_sock+0xb0/0xb0 [ 60.802066][ T7189] ? check_preemption_disabled+0x38/0x220 [ 60.807771][ T7189] ? do_syscall_64+0x1c/0xe0 [ 60.812332][ T7189] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 60.818294][ T7189] do_syscall_64+0x60/0xe0 [ 60.822686][ T7189] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 60.828561][ T7189] RIP: 0033:0x446859 [ 60.832421][ T7189] Code: Bad RIP value. [ 60.836485][ T7189] RSP: 002b:00007f102ce25d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 60.844877][ T7189] RAX: ffffffffffffffda RBX: 00000000006dbc28 RCX: 0000000000446859 [ 60.852824][ T7189] RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000003 [ 60.860767][ T7189] RBP: 00000000006dbc20 R08: 0000000000000000 R09: 0000000000000000 [ 60.868710][ T7189] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc2c [ 60.876655][ T7189] R13: 4002001060fc2413 R14: 0d94638c64805ad2 R15: 0f05002d0000022e [ 60.885786][ T7189] Kernel Offset: disabled [ 60.890195][ T7189] Rebooting in 86400 seconds..