Warning: Permanently added '10.128.0.253' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 99.702604][ T9682] kasan: CONFIG_KASAN_INLINE enabled [ 99.708042][ T9682] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 99.716145][ T9682] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 99.723182][ T9682] CPU: 1 PID: 9682 Comm: syz-executor432 Not tainted 5.5.0-rc5-syzkaller #0 [ 99.731828][ T9682] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 99.741887][ T9682] RIP: 0010:hash_ip6_uadt+0x1f2/0x670 [ 99.747250][ T9682] Code: 11 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 c2 03 00 00 4c 89 f2 8b 48 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 80 [ 99.766839][ T9682] RSP: 0018:ffffc90001ea71a0 EFLAGS: 00010246 [ 99.772882][ T9682] RAX: dffffc0000000000 RBX: 1ffff920003d4e38 RCX: 0000000002000000 [ 99.780830][ T9682] RDX: 0000000000000000 RSI: ffffffff8679051b RDI: ffff8880a45fc0e0 [ 99.788780][ T9682] RBP: ffffc90001ea72a8 R08: 0000000000000000 R09: 0000000000000000 [ 99.796788][ T9682] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffffc90001ea7310 [ 99.804740][ T9682] R13: ffff8880a506c900 R14: 0000000000000000 R15: ffffc90001ea71f0 [ 99.812715][ T9682] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:000000000939d840 [ 99.821669][ T9682] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 99.828297][ T9682] CR2: 0000000020000056 CR3: 0000000089968000 CR4: 00000000001406e0 [ 99.836250][ T9682] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 99.844201][ T9682] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 99.852148][ T9682] Call Trace: [ 99.855422][ T9682] ? hash_ip_create+0xc10/0xc10 [ 99.860253][ T9682] ? hash_ip6_kadt+0x650/0x650 [ 99.864993][ T9682] ? nla_memcpy+0xb0/0xb0 [ 99.869303][ T9682] ? lock_acquire+0x190/0x410 [ 99.873970][ T9682] ? __kasan_check_read+0x11/0x20 [ 99.878989][ T9682] ip_set_utest+0x55b/0x890 [ 99.883471][ T9682] ? ip_set_put_byindex+0x490/0x490 [ 99.888651][ T9682] ? __mutex_lock+0x458/0x13c0 [ 99.893398][ T9682] ? ip_set_put_byindex+0x490/0x490 [ 99.898580][ T9682] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 99.903515][ T9682] ? nfnetlink_bind+0x2c0/0x2c0 [ 99.908346][ T9682] ? __kasan_check_read+0x11/0x20 [ 99.913349][ T9682] ? __lock_acquire+0x8a0/0x4a00 [ 99.918266][ T9682] ? __kasan_check_read+0x11/0x20 [ 99.923286][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.929508][ T9682] ? apparmor_capable+0x497/0x900 [ 99.934525][ T9682] ? __kasan_check_read+0x11/0x20 [ 99.939546][ T9682] ? apparmor_cred_prepare+0x7b0/0x7b0 [ 99.945002][ T9682] netlink_rcv_skb+0x177/0x450 [ 99.949745][ T9682] ? nfnetlink_bind+0x2c0/0x2c0 [ 99.954573][ T9682] ? netlink_ack+0xb50/0xb50 [ 99.959152][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 99.965386][ T9682] ? ns_capable_common+0x93/0x100 [ 99.970409][ T9682] ? ns_capable+0x20/0x30 [ 99.974720][ T9682] ? __netlink_ns_capable+0x104/0x140 [ 99.980071][ T9682] nfnetlink_rcv+0x1ba/0x460 [ 99.984652][ T9682] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 99.990089][ T9682] ? netlink_deliver_tap+0x24a/0xbe0 [ 99.995353][ T9682] ? __kasan_check_write+0x14/0x20 [ 100.000443][ T9682] netlink_unicast+0x58c/0x7d0 [ 100.005199][ T9682] ? netlink_attachskb+0x870/0x870 [ 100.010296][ T9682] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 100.016010][ T9682] netlink_sendmsg+0x91c/0xea0 [ 100.020754][ T9682] ? netlink_unicast+0x7d0/0x7d0 [ 100.025673][ T9682] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 100.031197][ T9682] ? apparmor_socket_sendmsg+0x2a/0x30 [ 100.036703][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.042936][ T9682] ? security_socket_sendmsg+0x8d/0xc0 [ 100.048386][ T9682] ? netlink_unicast+0x7d0/0x7d0 [ 100.053304][ T9682] sock_sendmsg+0xd7/0x130 [ 100.057701][ T9682] ____sys_sendmsg+0x753/0x880 [ 100.062442][ T9682] ? kernel_sendmsg+0x50/0x50 [ 100.067117][ T9682] ? lockdep_init_map+0x1be/0x6d0 [ 100.072121][ T9682] ___sys_sendmsg+0x100/0x170 [ 100.076780][ T9682] ? sendmsg_copy_msghdr+0x70/0x70 [ 100.081888][ T9682] ? __kasan_check_read+0x11/0x20 [ 100.086903][ T9682] ? __lock_acquire+0x8a0/0x4a00 [ 100.091841][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.098080][ T9682] ? __this_cpu_preempt_check+0x35/0x190 [ 100.103707][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.109935][ T9682] ? percpu_counter_add_batch+0x13c/0x190 [ 100.115641][ T9682] ? __fd_install+0x1bc/0x640 [ 100.120324][ T9682] ? find_held_lock+0x35/0x130 [ 100.125080][ T9682] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 100.131310][ T9682] ? __fget_light+0x1a9/0x230 [ 100.135968][ T9682] ? __fdget+0x1b/0x20 [ 100.140018][ T9682] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 100.146252][ T9682] __sys_sendmsg+0x105/0x1d0 [ 100.150830][ T9682] ? __sys_sendmsg_sock+0xc0/0xc0 [ 100.155838][ T9682] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 100.161275][ T9682] ? do_fast_syscall_32+0xd1/0xe16 [ 100.166481][ T9682] ? entry_SYSENTER_compat+0x70/0x7f [ 100.171756][ T9682] ? do_fast_syscall_32+0xd1/0xe16 [ 100.176853][ T9682] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 100.182297][ T9682] do_fast_syscall_32+0x27b/0xe16 [ 100.187306][ T9682] entry_SYSENTER_compat+0x70/0x7f [ 100.192393][ T9682] RIP: 0023:0xf7fdea39 [ 100.196441][ T9682] Code: 00 00 00 89 d3 5b 5e 5f 5d c3 b8 80 96 98 00 eb c4 8b 04 24 c3 8b 1c 24 c3 8b 34 24 c3 8b 3c 24 c3 51 52 55 89 e5 0f 34 cd 80 <5d> 5a 59 c3 90 90 90 90 eb 0d 90 90 90 90 90 90 90 90 90 90 90 90 [ 100.216024][ T9682] RSP: 002b:00000000ffdc0b5c EFLAGS: 00000246 ORIG_RAX: 0000000000000172 [ 100.224433][ T9682] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 0000000020000180 [ 100.232393][ T9682] RDX: 0000000020000000 RSI: 00000000080ea00c RDI: 0000000000000000 [ 100.240349][ T9682] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 100.248302][ T9682] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 100.256252][ T9682] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 100.264250][ T9682] Modules linked in: [ 100.268174][ T9682] ---[ end trace f58ac0b401473c0e ]--- [ 100.273658][ T9682] RIP: 0010:hash_ip6_uadt+0x1f2/0x670 [ 100.279077][ T9682] Code: 11 48 89 fa 83 e2 07 83 c2 03 38 ca 7c 08 84 c9 0f 85 c2 03 00 00 4c 89 f2 8b 48 04 48 b8 00 00 00 00 00 fc ff df 48 c1 ea 03 <0f> b6 14 02 4c 89 f0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 80 [ 100.298698][ T9682] RSP: 0018:ffffc90001ea71a0 EFLAGS: 00010246 [ 100.304756][ T9682] RAX: dffffc0000000000 RBX: 1ffff920003d4e38 RCX: 0000000002000000 [ 100.312743][ T9682] RDX: 0000000000000000 RSI: ffffffff8679051b RDI: ffff8880a45fc0e0 [ 100.320727][ T9682] RBP: ffffc90001ea72a8 R08: 0000000000000000 R09: 0000000000000000 [ 100.328706][ T9682] R10: ffffed1015d2703c R11: ffff8880ae9381e3 R12: ffffc90001ea7310 [ 100.336691][ T9682] R13: ffff8880a506c900 R14: 0000000000000000 R15: ffffc90001ea71f0 [ 100.344646][ T9682] FS: 0000000000000000(0000) GS:ffff8880ae900000(0063) knlGS:000000000939d840 [ 100.353607][ T9682] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 100.360199][ T9682] CR2: 0000000020000056 CR3: 0000000089968000 CR4: 00000000001406e0 [ 100.368201][ T9682] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 100.376180][ T9682] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 100.384145][ T9682] Kernel panic - not syncing: Fatal exception in interrupt [ 100.393061][ T9682] Kernel Offset: disabled [ 100.397478][ T9682] Rebooting in 86400 seconds..