Warning: Permanently added '10.128.0.254' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 94.166960][ T9032] netlink: 4 bytes leftover after parsing attributes in process `syz-executor922'. [ 94.176357][ T9032] kasan: CONFIG_KASAN_INLINE enabled [ 94.181798][ T9032] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 94.190581][ T9032] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 94.197515][ T9032] CPU: 1 PID: 9032 Comm: syz-executor922 Not tainted 5.2.0+ #93 [ 94.205242][ T9032] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 94.215415][ T9032] RIP: 0010:tcf_ife_init+0x25c/0x1850 [ 94.220767][ T9032] Code: 00 00 48 c7 c7 c0 aa da 88 e8 40 13 a9 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c7 85 e8 fe ff ff 00 00 00 00 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 e2 [ 94.240659][ T9032] RSP: 0018:ffff88808a50eeb8 EFLAGS: 00010246 [ 94.246710][ T9032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011574528 [ 94.254842][ T9032] RDX: 0000000000000000 RSI: 1ffff1101157452f RDI: 0000000000000286 [ 94.262795][ T9032] RBP: ffff88808a50f060 R08: 0000000000000002 R09: ffff88808aba2948 [ 94.270746][ T9032] R10: fffffbfff1345337 R11: ffffffff89a299bf R12: 0000000000000001 [ 94.278698][ T9032] R13: ffff8882161ca040 R14: ffff88808a50f8c0 R15: 0000000000000000 [ 94.286824][ T9032] FS: 0000555556be0880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 94.295735][ T9032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.302299][ T9032] CR2: 0000000020000180 CR3: 000000009cc47000 CR4: 00000000001406e0 [ 94.310433][ T9032] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.318395][ T9032] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.326351][ T9032] Call Trace: [ 94.329637][ T9032] ? tc_lookup_action_n+0xd2/0x100 [ 94.334793][ T9032] ? __add_metainfo+0x480/0x480 [ 94.339813][ T9032] ? tc_lookup_action_n+0xd2/0x100 [ 94.344907][ T9032] ? lock_downgrade+0x920/0x920 [ 94.349746][ T9032] ? __kasan_check_write+0x14/0x20 [ 94.354845][ T9032] ? do_raw_read_unlock+0x3f/0x70 [ 94.359858][ T9032] tcf_action_init_1+0x6f2/0xa80 [ 94.364791][ T9032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 94.371023][ T9032] ? tcf_action_dump_old+0x80/0x80 [ 94.376196][ T9032] ? lock_downgrade+0x920/0x920 [ 94.381042][ T9032] ? __kasan_check_read+0x11/0x20 [ 94.386286][ T9032] ? mark_lock+0xc0/0x11e0 [ 94.390701][ T9032] tcf_action_init+0x241/0x360 [ 94.395600][ T9032] ? tcf_action_init_1+0xa80/0xa80 [ 94.400882][ T9032] ? mark_lock+0xc0/0x11e0 [ 94.405301][ T9032] ? mark_lock+0xc0/0x11e0 [ 94.409711][ T9032] ? __kasan_check_read+0x11/0x20 [ 94.414828][ T9032] tcf_action_add+0xe8/0x370 [ 94.419411][ T9032] ? tca_action_gd+0x1730/0x1730 [ 94.424778][ T9032] ? refcount_dec_not_one+0x1f0/0x1f0 [ 94.430180][ T9032] ? __nla_parse+0x43/0x60 [ 94.434591][ T9032] tc_ctl_action+0x3b5/0x4bc [ 94.439165][ T9032] ? tcf_action_add+0x370/0x370 [ 94.444126][ T9032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 94.450423][ T9032] ? tcf_action_add+0x370/0x370 [ 94.455326][ T9032] rtnetlink_rcv_msg+0x463/0xb00 [ 94.460259][ T9032] ? rtnetlink_put_metrics+0x590/0x590 [ 94.465704][ T9032] ? lock_downgrade+0x920/0x920 [ 94.470646][ T9032] ? netlink_deliver_tap+0x22d/0xbf0 [ 94.476262][ T9032] ? find_held_lock+0x35/0x130 [ 94.481121][ T9032] netlink_rcv_skb+0x177/0x450 [ 94.486622][ T9032] ? rtnetlink_put_metrics+0x590/0x590 [ 94.492086][ T9032] ? netlink_ack+0xb50/0xb50 [ 94.496662][ T9032] ? __kasan_check_read+0x11/0x20 [ 94.501678][ T9032] ? netlink_deliver_tap+0x254/0xbf0 [ 94.507105][ T9032] rtnetlink_rcv+0x1d/0x30 [ 94.511630][ T9032] netlink_unicast+0x531/0x710 [ 94.516377][ T9032] ? netlink_attachskb+0x7c0/0x7c0 [ 94.521586][ T9032] ? _copy_from_iter_full+0x25d/0x8c0 [ 94.527144][ T9032] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 94.532854][ T9032] ? __check_object_size+0x3d/0x43c [ 94.538042][ T9032] netlink_sendmsg+0x8ae/0xd70 [ 94.542834][ T9032] ? netlink_unicast+0x710/0x710 [ 94.547759][ T9032] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 94.553526][ T9032] ? apparmor_socket_sendmsg+0x2a/0x30 [ 94.558976][ T9032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 94.565430][ T9032] ? security_socket_sendmsg+0x8d/0xc0 [ 94.571013][ T9032] ? netlink_unicast+0x710/0x710 [ 94.575938][ T9032] sock_sendmsg+0xd7/0x130 [ 94.580334][ T9032] ___sys_sendmsg+0x803/0x920 [ 94.585131][ T9032] ? copy_msghdr_from_user+0x440/0x440 [ 94.590741][ T9032] ? prep_transhuge_page+0xa0/0xa0 [ 94.595944][ T9032] ? __lock_acquire+0x8a0/0x4690 [ 94.600880][ T9032] ? percpu_counter_add_batch+0x13c/0x190 [ 94.606612][ T9032] ? __do_page_fault+0x56a/0xdd0 [ 94.611549][ T9032] ? find_held_lock+0x35/0x130 [ 94.616531][ T9032] ? __do_page_fault+0x56a/0xdd0 [ 94.621527][ T9032] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 94.627763][ T9032] ? __fget_light+0x1a9/0x230 [ 94.632418][ T9032] ? __fdget+0x1b/0x20 [ 94.636477][ T9032] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 94.642709][ T9032] __sys_sendmsg+0x105/0x1d0 [ 94.647278][ T9032] ? __sys_sendmsg_sock+0xd0/0xd0 [ 94.652281][ T9032] ? down_read_non_owner+0x450/0x450 [ 94.657790][ T9032] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 94.663540][ T9032] ? do_syscall_64+0x26/0x6a0 [ 94.668274][ T9032] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.674551][ T9032] ? do_syscall_64+0x26/0x6a0 [ 94.679225][ T9032] __x64_sys_sendmsg+0x78/0xb0 [ 94.683986][ T9032] do_syscall_64+0xfd/0x6a0 [ 94.688586][ T9032] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 94.694467][ T9032] RIP: 0033:0x4401d9 [ 94.698351][ T9032] Code: 18 89 d0 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 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 fb 13 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 94.718048][ T9032] RSP: 002b:00007ffe78541bd8 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 94.726565][ T9032] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401d9 [ 94.734659][ T9032] RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 [ 94.742771][ T9032] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 94.750808][ T9032] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a60 [ 94.758838][ T9032] R13: 0000000000401af0 R14: 0000000000000000 R15: 0000000000000000 [ 94.767158][ T9032] Modules linked in: [ 94.772519][ T9032] ---[ end trace 57e354fa227ad41d ]--- [ 94.778858][ T9032] RIP: 0010:tcf_ife_init+0x25c/0x1850 [ 94.784241][ T9032] Code: 00 00 48 c7 c7 c0 aa da 88 e8 40 13 a9 fb 48 89 da 48 b8 00 00 00 00 00 fc ff df 48 c7 85 e8 fe ff ff 00 00 00 00 48 c1 ea 03 <0f> b6 14 02 48 89 d8 83 e0 07 83 c0 01 38 d0 7c 08 84 d2 0f 85 e2 [ 94.804517][ T9032] RSP: 0018:ffff88808a50eeb8 EFLAGS: 00010246 [ 94.810771][ T9032] RAX: dffffc0000000000 RBX: 0000000000000000 RCX: 1ffff11011574528 [ 94.818984][ T9032] RDX: 0000000000000000 RSI: 1ffff1101157452f RDI: 0000000000000286 [ 94.827029][ T9032] RBP: ffff88808a50f060 R08: 0000000000000002 R09: ffff88808aba2948 [ 94.835502][ T9032] R10: fffffbfff1345337 R11: ffffffff89a299bf R12: 0000000000000001 [ 94.843803][ T9032] R13: ffff8882161ca040 R14: ffff88808a50f8c0 R15: 0000000000000000 [ 94.851892][ T9032] FS: 0000555556be0880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 94.860978][ T9032] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.867592][ T9032] CR2: 0000562a3d788100 CR3: 000000009cc47000 CR4: 00000000001406f0 [ 94.875732][ T9032] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.883772][ T9032] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.891775][ T9032] Kernel panic - not syncing: Fatal exception [ 94.899047][ T9032] Kernel Offset: disabled [ 94.903413][ T9032] Rebooting in 86400 seconds..