Warning: Permanently added '10.128.10.50' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 78.128553][ T9707] kasan: CONFIG_KASAN_INLINE enabled [ 78.133987][ T9707] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 78.142295][ T9707] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 78.149232][ T9707] CPU: 0 PID: 9707 Comm: syz-executor097 Not tainted 5.5.0-rc5-syzkaller #0 [ 78.157876][ T9707] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 78.167923][ T9707] RIP: 0010:hash_ipportnet4_uadt+0x20b/0x13e0 [ 78.174006][ T9707] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 71 0c 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 2c [ 78.193600][ T9707] RSP: 0018:ffffc90001e27150 EFLAGS: 00010246 [ 78.199647][ T9707] RAX: dffffc0000000000 RBX: ffffc90001e27320 RCX: 0000000000000000 [ 78.207738][ T9707] RDX: 0000000000000000 RSI: ffffffff867e1e88 RDI: ffff888099684c70 [ 78.215724][ T9707] RBP: ffffc90001e272b8 R08: 0000000000000000 R09: 0000000000000000 [ 78.223677][ T9707] R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: 0000000000000000 [ 78.231650][ T9707] R13: 0000000002000000 R14: ffffc90001e27220 R15: ffff8880a6f03700 [ 78.239608][ T9707] FS: 0000000000e1d880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 78.248522][ T9707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.255084][ T9707] CR2: 0000000020000446 CR3: 000000009c387000 CR4: 00000000001406f0 [ 78.263033][ T9707] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.270982][ T9707] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.278937][ T9707] Call Trace: [ 78.282206][ T9707] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 78.288080][ T9707] ? hash_ipportnet6_test+0x10c0/0x10c0 [ 78.293610][ T9707] ? hash_ipportnet6_uadt+0xeb0/0xeb0 [ 78.298963][ T9707] ? nla_memcpy+0xb0/0xb0 [ 78.303290][ T9707] ? ip_set_utest+0x4aa/0x890 [ 78.307943][ T9707] ? __kasan_check_read+0x11/0x20 [ 78.312943][ T9707] ip_set_utest+0x55b/0x890 [ 78.317425][ T9707] ? ip_set_put_byindex+0x490/0x490 [ 78.322598][ T9707] ? __mutex_lock+0x458/0x13c0 [ 78.327349][ T9707] ? ip_set_put_byindex+0x490/0x490 [ 78.332699][ T9707] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 78.337615][ T9707] ? nfnetlink_bind+0x2c0/0x2c0 [ 78.342444][ T9707] ? __kasan_check_read+0x11/0x20 [ 78.347454][ T9707] ? __lock_acquire+0x8a0/0x4a00 [ 78.352367][ T9707] ? save_stack+0x5c/0x90 [ 78.356674][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.362891][ T9707] ? apparmor_capable+0x497/0x900 [ 78.367891][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.374104][ T9707] ? __kasan_check_read+0x11/0x20 [ 78.379105][ T9707] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 78.384550][ T9707] netlink_rcv_skb+0x177/0x450 [ 78.389293][ T9707] ? nfnetlink_bind+0x2c0/0x2c0 [ 78.394207][ T9707] ? netlink_ack+0xb50/0xb50 [ 78.398790][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.405016][ T9707] ? ns_capable_common+0x93/0x100 [ 78.410033][ T9707] ? ns_capable+0x20/0x30 [ 78.414345][ T9707] ? __netlink_ns_capable+0x104/0x140 [ 78.419697][ T9707] nfnetlink_rcv+0x1ba/0x460 [ 78.424268][ T9707] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 78.429703][ T9707] ? netlink_deliver_tap+0x24a/0xbe0 [ 78.434967][ T9707] ? __kasan_check_write+0x14/0x20 [ 78.440057][ T9707] netlink_unicast+0x58c/0x7d0 [ 78.444804][ T9707] ? netlink_attachskb+0x870/0x870 [ 78.449895][ T9707] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 78.455604][ T9707] ? __check_object_size+0x3d/0x437 [ 78.460780][ T9707] netlink_sendmsg+0x91c/0xea0 [ 78.465523][ T9707] ? netlink_unicast+0x7d0/0x7d0 [ 78.470436][ T9707] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 78.475970][ T9707] ? apparmor_socket_sendmsg+0x2a/0x30 [ 78.481419][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.487654][ T9707] ? security_socket_sendmsg+0x8d/0xc0 [ 78.493094][ T9707] ? netlink_unicast+0x7d0/0x7d0 [ 78.498011][ T9707] sock_sendmsg+0xd7/0x130 [ 78.502408][ T9707] ____sys_sendmsg+0x753/0x880 [ 78.507154][ T9707] ? kernel_sendmsg+0x50/0x50 [ 78.511806][ T9707] ? lockdep_init_map+0x1be/0x6d0 [ 78.516811][ T9707] ___sys_sendmsg+0x100/0x170 [ 78.521467][ T9707] ? sendmsg_copy_msghdr+0x70/0x70 [ 78.526816][ T9707] ? __kasan_check_read+0x11/0x20 [ 78.531815][ T9707] ? __lock_acquire+0x8a0/0x4a00 [ 78.536728][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.542944][ T9707] ? __this_cpu_preempt_check+0x35/0x190 [ 78.548558][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.554774][ T9707] ? percpu_counter_add_batch+0x13c/0x190 [ 78.560512][ T9707] ? __fd_install+0x1bc/0x640 [ 78.565171][ T9707] ? find_held_lock+0x35/0x130 [ 78.569909][ T9707] ? __fd_install+0x1bc/0x640 [ 78.574572][ T9707] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 78.580785][ T9707] ? __fget_light+0x1a9/0x230 [ 78.585438][ T9707] ? __fdget+0x1b/0x20 [ 78.589488][ T9707] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 78.595708][ T9707] __sys_sendmsg+0x105/0x1d0 [ 78.600291][ T9707] ? __sys_sendmsg_sock+0xc0/0xc0 [ 78.605316][ T9707] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 78.610771][ T9707] ? do_syscall_64+0x26/0x790 [ 78.615424][ T9707] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.621462][ T9707] ? do_syscall_64+0x26/0x790 [ 78.626116][ T9707] __x64_sys_sendmsg+0x78/0xb0 [ 78.630854][ T9707] do_syscall_64+0xfa/0x790 [ 78.635335][ T9707] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 78.641199][ T9707] RIP: 0033:0x440819 [ 78.645071][ T9707] 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 [ 78.664661][ T9707] RSP: 002b:00007ffc44173f98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 78.673045][ T9707] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 0000000000440819 [ 78.680991][ T9707] RDX: 0000000000000002 RSI: 0000000020000140 RDI: 0000000000000004 [ 78.688936][ T9707] RBP: 00000000006ca018 R08: 0000000000000008 R09: 00000000004002c8 [ 78.696881][ T9707] R10: 0000000000000008 R11: 0000000000000246 R12: 00000000004020a0 [ 78.704827][ T9707] R13: 0000000000402130 R14: 0000000000000000 R15: 0000000000000000 [ 78.712774][ T9707] Modules linked in: [ 78.716685][ T9707] ---[ end trace e5525db8054beb17 ]--- [ 78.722139][ T9707] RIP: 0010:hash_ipportnet4_uadt+0x20b/0x13e0 [ 78.728223][ T9707] Code: 48 89 f8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 71 0c 00 00 4c 89 e2 45 8b 6d 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 2c [ 78.747845][ T9707] RSP: 0018:ffffc90001e27150 EFLAGS: 00010246 [ 78.753892][ T9707] RAX: dffffc0000000000 RBX: ffffc90001e27320 RCX: 0000000000000000 [ 78.761881][ T9707] RDX: 0000000000000000 RSI: ffffffff867e1e88 RDI: ffff888099684c70 [ 78.769860][ T9707] RBP: ffffc90001e272b8 R08: 0000000000000000 R09: 0000000000000000 [ 78.777831][ T9707] R10: ffffed1015d0703c R11: ffff8880ae8381e3 R12: 0000000000000000 [ 78.785812][ T9707] R13: 0000000002000000 R14: ffffc90001e27220 R15: ffff8880a6f03700 [ 78.793774][ T9707] FS: 0000000000e1d880(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 78.802728][ T9707] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 78.809320][ T9707] CR2: 0000000020000446 CR3: 000000009c387000 CR4: 00000000001406f0 [ 78.817355][ T9707] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 78.825355][ T9707] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 78.833320][ T9707] Kernel panic - not syncing: Fatal exception in interrupt [ 78.841844][ T9707] Kernel Offset: disabled [ 78.846170][ T9707] Rebooting in 86400 seconds..