Warning: Permanently added '10.128.15.207' (ECDSA) to the list of known hosts. executing program [ 55.782947][ T6817] IPVS: ftp: loaded support on port[0] = 21 [ 55.828560][ T6817] netlink: 24 bytes leftover after parsing attributes in process `syz-executor381'. [ 55.904368][ T6817] device veth1 entered promiscuous mode [ 55.966706][ T6817] ------------[ cut here ]------------ [ 55.975228][ T6817] WARNING: CPU: 1 PID: 6817 at net/core/dev.c:8992 rollback_registered_many+0xbdb/0xf60 [ 56.004762][ T6817] Kernel panic - not syncing: panic_on_warn set ... [ 56.013303][ T6817] CPU: 1 PID: 6817 Comm: syz-executor381 Not tainted 5.8.0-rc3-syzkaller #0 [ 56.024581][ T6817] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 56.038871][ T6817] Call Trace: [ 56.042263][ T6817] dump_stack+0x18f/0x20d [ 56.046721][ T6817] panic+0x2e3/0x75c [ 56.051340][ T6817] ? __warn_printk+0xf3/0xf3 [ 56.056208][ T6817] ? printk+0xba/0xed [ 56.060194][ T6817] ? log_store.cold+0x16/0x16 [ 56.065245][ T6817] ? __sys_sendmsg+0xe5/0x1b0 [ 56.070416][ T6817] ? __warn.cold+0x5/0x45 [ 56.074833][ T6817] ? __warn+0xd6/0x1f2 [ 56.078982][ T6817] ? rollback_registered_many+0xbdb/0xf60 [ 56.085054][ T6817] __warn.cold+0x20/0x45 [ 56.089372][ T6817] ? rollback_registered_many+0xbdb/0xf60 [ 56.095223][ T6817] report_bug+0x1bd/0x210 [ 56.099889][ T6817] handle_bug+0x38/0x90 [ 56.104180][ T6817] exc_invalid_op+0x13/0x40 [ 56.108695][ T6817] asm_exc_invalid_op+0x12/0x20 [ 56.114042][ T6817] RIP: 0010:rollback_registered_many+0xbdb/0xf60 [ 56.120391][ T6817] Code: 00 00 31 f6 4c 89 f7 e8 f3 d9 fc ff e9 4f fe ff ff 4c 89 e7 e9 48 fd ff ff e8 51 5d 3e fb 0f 0b e9 da fd ff ff e8 45 5d 3e fb <0f> 0b e9 18 fe ff ff e8 39 5d 3e fb 0f b6 2d 2e 24 74 04 31 ff 89 [ 56.140658][ T6817] RSP: 0018:ffffc90001916f48 EFLAGS: 00010293 [ 56.147001][ T6817] RAX: 0000000000000000 RBX: dffffc0000000000 RCX: ffffffff863557c5 [ 56.154995][ T6817] RDX: ffff8880a3528280 RSI: ffffffff863559db RDI: 0000000000000005 [ 56.162956][ T6817] RBP: ffff8880a4c440b8 R08: 0000000000000000 R09: ffffffff8a7b2fc7 [ 56.170934][ T6817] R10: 0000000000000000 R11: 0000000000000000 R12: ffff888096f70d00 [ 56.178917][ T6817] R13: 0000000000034960 R14: ffff8880a4c44000 R15: 0000000000000000 [ 56.187023][ T6817] ? rollback_registered_many+0x9c5/0xf60 [ 56.192729][ T6817] ? rollback_registered_many+0xbdb/0xf60 [ 56.198439][ T6817] ? rollback_registered_many+0xbdb/0xf60 [ 56.204237][ T6817] ? dev_xdp_uninstall+0x3f0/0x3f0 [ 56.209334][ T6817] ? dev_set_mtu_ext+0x590/0x590 [ 56.214276][ T6817] unregister_netdevice_queue+0x2dd/0x570 [ 56.219997][ T6817] ? unregister_netdevice_many+0x50/0x50 [ 56.225633][ T6817] ? hsr_add_port+0x4f3/0x790 [ 56.230831][ T6817] hsr_dev_finalize+0x5ce/0x746 [ 56.235694][ T6817] hsr_newlink+0x27c/0x520 [ 56.240093][ T6817] ? hsr_dellink+0x70/0x70 [ 56.244504][ T6817] ? rtnl_create_link+0x184/0xad0 [ 56.249530][ T6817] ? hsr_dellink+0x70/0x70 [ 56.254174][ T6817] __rtnl_newlink+0x1090/0x1730 [ 56.259045][ T6817] ? rtnl_setlink+0x3c0/0x3c0 [ 56.263713][ T6817] ? lock_downgrade+0x820/0x820 [ 56.268567][ T6817] ? is_bpf_text_address+0xcb/0x160 [ 56.273775][ T6817] ? kernel_text_address+0xbd/0xf0 [ 56.278870][ T6817] ? __kernel_text_address+0x9/0x30 [ 56.284069][ T6817] ? unwind_get_return_address+0x51/0x90 [ 56.289780][ T6817] ? profile_setup.cold+0xc1/0xc1 [ 56.294786][ T6817] ? arch_stack_walk+0x97/0xf0 [ 56.299671][ T6817] ? stack_trace_save+0x8c/0xc0 [ 56.304507][ T6817] ? stack_trace_consume_entry+0x160/0x160 [ 56.310314][ T6817] ? mark_lock+0xbc/0x1710 [ 56.314715][ T6817] ? lock_is_held_type+0xb0/0xe0 [ 56.319648][ T6817] ? trace_kmalloc+0xfd/0x130 [ 56.324307][ T6817] ? kmem_cache_alloc_trace+0x168/0x2d0 [ 56.329945][ T6817] rtnl_newlink+0x64/0xa0 [ 56.334301][ T6817] ? __rtnl_newlink+0x1730/0x1730 [ 56.339317][ T6817] rtnetlink_rcv_msg+0x44e/0xad0 [ 56.344250][ T6817] ? rtnetlink_put_metrics+0x510/0x510 [ 56.349852][ T6817] ? lock_acquire+0x1f1/0xad0 [ 56.354535][ T6817] ? netlink_deliver_tap+0x146/0xb70 [ 56.359840][ T6817] netlink_rcv_skb+0x15a/0x430 [ 56.364671][ T6817] ? rtnetlink_put_metrics+0x510/0x510 [ 56.370348][ T6817] ? netlink_ack+0xa10/0xa10 [ 56.374953][ T6817] netlink_unicast+0x533/0x7d0 [ 56.379834][ T6817] ? netlink_attachskb+0x810/0x810 [ 56.384937][ T6817] ? _copy_from_iter_full+0x247/0x890 [ 56.390415][ T6817] ? __phys_addr+0x9a/0x110 [ 56.394925][ T6817] ? __phys_addr_symbol+0x2c/0x70 [ 56.399986][ T6817] ? __check_object_size+0x171/0x3e4 [ 56.405377][ T6817] netlink_sendmsg+0x856/0xd90 [ 56.410153][ T6817] ? netlink_unicast+0x7d0/0x7d0 [ 56.415531][ T6817] ? netlink_unicast+0x7d0/0x7d0 [ 56.420496][ T6817] sock_sendmsg+0xcf/0x120 [ 56.424906][ T6817] ____sys_sendmsg+0x6e8/0x810 [ 56.429746][ T6817] ? kernel_sendmsg+0x50/0x50 [ 56.434474][ T6817] ? do_recvmmsg+0x6d0/0x6d0 [ 56.439076][ T6817] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.445490][ T6817] ? __wake_up_common_lock+0xb4/0x130 [ 56.450872][ T6817] ? find_held_lock+0x2d/0x110 [ 56.455675][ T6817] ? lockdep_hardirqs_on_prepare+0x590/0x590 [ 56.461874][ T6817] ? __wake_up_common_lock+0xde/0x130 [ 56.467822][ T6817] ___sys_sendmsg+0xf3/0x170 [ 56.472402][ T6817] ? sendmsg_copy_msghdr+0x160/0x160 [ 56.477788][ T6817] ? lock_downgrade+0x820/0x820 [ 56.482625][ T6817] ? lock_downgrade+0x820/0x820 [ 56.487680][ T6817] ? __might_fault+0x190/0x1d0 [ 56.493251][ T6817] ? _copy_to_user+0x126/0x160 [ 56.498002][ T6817] ? move_addr_to_user+0xb5/0x200 [ 56.503021][ T6817] ? __fget_light+0x215/0x280 [ 56.507685][ T6817] __sys_sendmsg+0xe5/0x1b0 [ 56.512175][ T6817] ? __sys_sendmsg_sock+0xb0/0xb0 [ 56.517183][ T6817] ? lock_is_held_type+0xb0/0xe0 [ 56.522099][ T6817] ? do_fast_syscall_32+0x40/0x120 [ 56.527465][ T6817] ? lockdep_hardirqs_on_prepare+0x3a2/0x590 [ 56.533510][ T6817] do_syscall_32_irqs_on+0x3f/0x60 [ 56.538595][ T6817] do_fast_syscall_32+0x7f/0x120 [ 56.543511][ T6817] entry_SYSENTER_compat+0x6d/0x7c [ 56.548599][ T6817] RIP: 0023:0xf7f86569 [ 56.552637][ T6817] Code: Bad RIP value. [ 56.556673][ T6817] RSP: 002b:00000000ffafab6c EFLAGS: 00000282 ORIG_RAX: 0000000000000172 [ 56.565055][ T6817] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000020000240 [ 56.573175][ T6817] RDX: 0000000000000000 RSI: 00000000080d6fe0 RDI: 00000000080ecfc4 [ 56.581140][ T6817] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 56.589099][ T6817] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 56.597057][ T6817] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 56.606582][ T6817] Kernel Offset: disabled [ 56.610976][ T6817] Rebooting in 86400 seconds..