Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 78.301881][ T9921] IPVS: ftp: loaded support on port[0] = 21 [ 78.333591][ T9922] ------------[ cut here ]------------ [ 78.339147][ T9922] ODEBUG: activate active (active state 1) object type: rcu_head hint: 0x0 [ 78.348335][ T9922] WARNING: CPU: 1 PID: 9922 at lib/debugobjects.c:485 debug_print_object+0x168/0x250 [ 78.357781][ T9922] Kernel panic - not syncing: panic_on_warn set ... [ 78.364352][ T9922] CPU: 1 PID: 9922 Comm: syz-executor117 Not tainted 5.6.0-rc3-syzkaller #0 [ 78.373007][ T9922] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.383049][ T9922] Call Trace: [ 78.386336][ T9922] dump_stack+0x197/0x210 [ 78.390658][ T9922] ? debug_print_object+0x80/0x250 [ 78.395762][ T9922] panic+0x2e3/0x75c [ 78.399669][ T9922] ? add_taint.cold+0x16/0x16 [ 78.404387][ T9922] ? __kasan_check_write+0x14/0x20 [ 78.409496][ T9922] ? __warn.cold+0x14/0x3e [ 78.413902][ T9922] ? __warn+0xd9/0x1cf [ 78.417962][ T9922] ? debug_print_object+0x168/0x250 [ 78.423181][ T9922] __warn.cold+0x2f/0x3e [ 78.427409][ T9922] ? debug_print_object+0x168/0x250 [ 78.432596][ T9922] report_bug+0x289/0x300 [ 78.436928][ T9922] do_error_trap+0x11b/0x200 [ 78.441540][ T9922] do_invalid_op+0x37/0x50 [ 78.445949][ T9922] ? debug_print_object+0x168/0x250 [ 78.451155][ T9922] invalid_op+0x23/0x30 [ 78.455297][ T9922] RIP: 0010:debug_print_object+0x168/0x250 [ 78.461083][ T9922] Code: dd 00 e7 91 88 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 00 e7 91 88 48 c7 c7 60 dc 91 88 e8 07 6e 9f fd <0f> 0b 83 05 03 6c ff 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 78.480674][ T9922] RSP: 0018:ffffc9000223f0b0 EFLAGS: 00010286 [ 78.486726][ T9922] RAX: 0000000000000000 RBX: 0000000000000003 RCX: 0000000000000000 [ 78.494704][ T9922] RDX: 0000000000000000 RSI: ffffffff815ebe46 RDI: fffff52000447e08 [ 78.502659][ T9922] RBP: ffffc9000223f0f0 R08: ffff88808dbf2580 R09: ffffed1015d26659 [ 78.510633][ T9922] R10: ffffed1015d26658 R11: ffff8880ae9332c7 R12: 0000000000000001 [ 78.518591][ T9922] R13: ffffffff89bac220 R14: 0000000000000000 R15: 1ffff92000447e24 [ 78.526577][ T9922] ? vprintk_func+0x86/0x189 [ 78.531160][ T9922] debug_object_activate+0x346/0x470 [ 78.536427][ T9922] ? _raw_spin_unlock_irqrestore+0x9f/0xe0 [ 78.542212][ T9922] ? debug_object_init_on_stack+0x20/0x20 [ 78.547915][ T9922] ? mark_lock+0xc2/0x1220 [ 78.552312][ T9922] ? find_held_lock+0x35/0x130 [ 78.557074][ T9922] ? delayed_work_timer_fn+0x90/0x90 [ 78.562377][ T9922] call_rcu+0x2f/0x700 [ 78.566458][ T9922] ? trace_hardirqs_on+0x67/0x240 [ 78.571468][ T9922] queue_rcu_work+0x8a/0xa0 [ 78.575956][ T9922] ? __route4_delete_filter+0xe0/0xe0 [ 78.581310][ T9922] tcf_queue_work+0xd3/0x110 [ 78.585886][ T9922] route4_change+0x19e8/0x2250 [ 78.590641][ T9922] ? route4_destroy+0x850/0x850 [ 78.595480][ T9922] ? __kasan_check_write+0x14/0x20 [ 78.600587][ T9922] ? wait_for_completion+0x440/0x440 [ 78.605859][ T9922] ? route4_destroy+0x850/0x850 [ 78.610694][ T9922] tc_new_tfilter+0xb82/0x2480 [ 78.615456][ T9922] ? tc_del_tfilter+0x1560/0x1560 [ 78.620521][ T9922] ? __kasan_check_read+0x11/0x20 [ 78.625532][ T9922] ? __lock_acquire+0x8a0/0x4a00 [ 78.630454][ T9922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.636683][ T9922] ? rtnetlink_rcv_msg+0x7e3/0xaf0 [ 78.641779][ T9922] ? find_held_lock+0x35/0x130 [ 78.646549][ T9922] ? rcu_read_lock_held_common+0x130/0x130 [ 78.652356][ T9922] ? tc_del_tfilter+0x1560/0x1560 [ 78.657371][ T9922] ? __kasan_check_read+0x11/0x20 [ 78.662376][ T9922] ? tc_del_tfilter+0x1560/0x1560 [ 78.667382][ T9922] rtnetlink_rcv_msg+0x824/0xaf0 [ 78.672314][ T9922] ? rtnl_bridge_getlink+0x910/0x910 [ 78.677579][ T9922] ? lock_downgrade+0x920/0x920 [ 78.682412][ T9922] ? netlink_deliver_tap+0x226/0xbf0 [ 78.687677][ T9922] ? find_held_lock+0x35/0x130 [ 78.692439][ T9922] netlink_rcv_skb+0x177/0x450 [ 78.697185][ T9922] ? rtnl_bridge_getlink+0x910/0x910 [ 78.702453][ T9922] ? netlink_ack+0xb50/0xb50 [ 78.707023][ T9922] ? __kasan_check_read+0x11/0x20 [ 78.712032][ T9922] ? netlink_deliver_tap+0x248/0xbf0 [ 78.717316][ T9922] rtnetlink_rcv+0x1d/0x30 [ 78.721716][ T9922] netlink_unicast+0x59e/0x7e0 [ 78.726466][ T9922] ? netlink_attachskb+0x870/0x870 [ 78.731559][ T9922] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 78.737258][ T9922] ? __check_object_size+0x3d/0x437 [ 78.742453][ T9922] netlink_sendmsg+0x91c/0xea0 [ 78.747218][ T9922] ? netlink_unicast+0x7e0/0x7e0 [ 78.752144][ T9922] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 78.757675][ T9922] ? apparmor_socket_sendmsg+0x2a/0x30 [ 78.763120][ T9922] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.769364][ T9922] ? security_socket_sendmsg+0x8d/0xc0 [ 78.774807][ T9922] ? netlink_unicast+0x7e0/0x7e0 [ 78.779723][ T9922] sock_sendmsg+0xd7/0x130 [ 78.784122][ T9922] ____sys_sendmsg+0x753/0x880 [ 78.788868][ T9922] ? kernel_sendmsg+0x50/0x50 [ 78.793529][ T9922] ? __fget_files+0x337/0x520 [ 78.798190][ T9922] ? find_held_lock+0x35/0x130 [ 78.802946][ T9922] ___sys_sendmsg+0x100/0x170 [ 78.807608][ T9922] ? sendmsg_copy_msghdr+0x70/0x70 [ 78.812700][ T9922] ? __kasan_check_read+0x11/0x20 [ 78.817727][ T9922] ? __fget_files+0x359/0x520 [ 78.822396][ T9922] ? ksys_dup3+0x3e0/0x3e0 [ 78.826858][ T9922] ? __fget_light+0x1ad/0x270 [ 78.831535][ T9922] ? __fdget+0x1b/0x20 [ 78.835598][ T9922] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 78.841879][ T9922] __sys_sendmsg+0x105/0x1d0 [ 78.846460][ T9922] ? __sys_sendmsg_sock+0xc0/0xc0 [ 78.851482][ T9922] ? rcu_read_lock_any_held.part.0+0x50/0x50 [ 78.857491][ T9922] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.862944][ T9922] ? do_syscall_64+0x26/0x790 [ 78.867606][ T9922] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.873652][ T9922] ? do_syscall_64+0x26/0x790 [ 78.878335][ T9922] __x64_sys_sendmsg+0x78/0xb0 [ 78.883116][ T9922] do_syscall_64+0xfa/0x790 [ 78.887607][ T9922] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.893491][ T9922] RIP: 0033:0x446709 [ 78.897368][ T9922] Code: e8 1c ba 02 00 48 83 c4 18 c3 0f 1f 80 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 0f 83 ab 0e fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 78.916958][ T9922] RSP: 002b:00007fca2f721d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.925353][ T9922] RAX: ffffffffffffffda RBX: 00000000006dbc68 RCX: 0000000000446709 [ 78.933306][ T9922] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 78.941258][ T9922] RBP: 00000000006dbc60 R08: 0000000000000000 R09: 0000000000000000 [ 78.949210][ T9922] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006dbc6c [ 78.957160][ T9922] R13: 0000000000000005 R14: 00a3a20740000000 R15: 0507002400000038 [ 78.966337][ T9922] Kernel Offset: disabled [ 78.970732][ T9922] Rebooting in 86400 seconds..