Warning: Permanently added '10.128.0.51' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 81.134722][ T9678] kasan: CONFIG_KASAN_INLINE enabled [ 81.140331][ T9678] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 81.148462][ T9678] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 81.155394][ T9678] CPU: 0 PID: 9678 Comm: syz-executor546 Not tainted 5.5.0-rc6-syzkaller #0 [ 81.164050][ T9678] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 81.174098][ T9678] RIP: 0010:nft_chain_parse_hook+0x386/0xa10 [ 81.180058][ T9678] Code: e8 5f 27 0e fb 41 83 fd 05 0f 87 62 05 00 00 e8 d0 25 0e fb 49 8d 7c 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e a6 05 00 00 44 89 e9 be 01 00 [ 81.199646][ T9678] RSP: 0018:ffffc900021370f0 EFLAGS: 00010206 [ 81.205728][ T9678] RAX: dffffc0000000000 RBX: ffffc900021372a0 RCX: ffffffff8666cfa1 [ 81.213785][ T9678] RDX: 0000000000000003 RSI: ffffffff8666cfb0 RDI: 0000000000000018 [ 81.222706][ T9678] RBP: ffffc900021371e0 R08: ffff88809c7ce380 R09: 0000000000000000 [ 81.230771][ T9678] R10: fffff52000426e2d R11: ffffc9000213716f R12: 0000000000000000 [ 81.239540][ T9678] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900021371b8 [ 81.247607][ T9678] FS: 0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:0000000009dfd840 [ 81.257081][ T9678] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 81.263742][ T9678] CR2: 0000000020000280 CR3: 00000000a29dd000 CR4: 00000000001406f0 [ 81.271740][ T9678] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.279828][ T9678] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.287797][ T9678] Call Trace: [ 81.291080][ T9678] ? nf_tables_newset+0x2620/0x2620 [ 81.296276][ T9678] ? nft_trans_rule_add+0x2d0/0x2d0 [ 81.301465][ T9678] ? __kasan_check_read+0x11/0x20 [ 81.306477][ T9678] nf_tables_addchain.constprop.0+0x1c1/0x1520 [ 81.312615][ T9678] ? nft_chain_parse_hook+0xa10/0xa10 [ 81.318046][ T9678] ? nla_strcmp+0xe3/0x120 [ 81.322450][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.328713][ T9678] ? nft_table_lookup+0x154/0x1b0 [ 81.333726][ T9678] nf_tables_newchain+0x1033/0x1820 [ 81.338911][ T9678] ? __mutex_lock+0x458/0x13c0 [ 81.343673][ T9678] ? nf_tables_addchain.constprop.0+0x1520/0x1520 [ 81.350408][ T9678] ? nla_memcpy+0xb0/0xb0 [ 81.354727][ T9678] ? __nla_parse+0x43/0x60 [ 81.359172][ T9678] nfnetlink_rcv_batch+0xf42/0x17a0 [ 81.364425][ T9678] ? nf_tables_addchain.constprop.0+0x1520/0x1520 [ 81.370831][ T9678] ? nfnetlink_subsys_register+0x2b0/0x2b0 [ 81.376628][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.382854][ T9678] ? apparmor_capable+0x497/0x900 [ 81.387865][ T9678] ? __nla_validate_parse+0x2d0/0x1ee0 [ 81.393307][ T9678] ? cap_capable+0x205/0x270 [ 81.397887][ T9678] ? nla_memcpy+0xb0/0xb0 [ 81.402816][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.409135][ T9678] ? ns_capable_common+0x93/0x100 [ 81.414146][ T9678] ? __nla_parse+0x43/0x60 [ 81.418555][ T9678] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 81.424373][ T9678] nfnetlink_rcv+0x3e7/0x460 [ 81.428942][ T9678] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 81.434377][ T9678] ? netlink_deliver_tap+0x24a/0xbe0 [ 81.439674][ T9678] ? __kasan_check_write+0x14/0x20 [ 81.444769][ T9678] netlink_unicast+0x58c/0x7d0 [ 81.449514][ T9678] ? netlink_attachskb+0x870/0x870 [ 81.454640][ T9678] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 81.460361][ T9678] ? __check_object_size+0x3d/0x437 [ 81.465551][ T9678] netlink_sendmsg+0x91c/0xea0 [ 81.470380][ T9678] ? netlink_unicast+0x7d0/0x7d0 [ 81.475425][ T9678] ? aa_sock_msg_perm.isra.0+0xba/0x170 [ 81.480959][ T9678] ? apparmor_socket_sendmsg+0x2a/0x30 [ 81.486402][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.492647][ T9678] ? security_socket_sendmsg+0x8d/0xc0 [ 81.498644][ T9678] ? netlink_unicast+0x7d0/0x7d0 [ 81.503589][ T9678] sock_sendmsg+0xd7/0x130 [ 81.508005][ T9678] ____sys_sendmsg+0x753/0x880 [ 81.512754][ T9678] ? kernel_sendmsg+0x50/0x50 [ 81.517415][ T9678] ? lockdep_init_map+0x1be/0x6d0 [ 81.522427][ T9678] ___sys_sendmsg+0x100/0x170 [ 81.527097][ T9678] ? sendmsg_copy_msghdr+0x70/0x70 [ 81.532201][ T9678] ? __kasan_check_read+0x11/0x20 [ 81.537244][ T9678] ? __lock_acquire+0x8a0/0x4a00 [ 81.542171][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.548397][ T9678] ? __this_cpu_preempt_check+0x35/0x190 [ 81.554287][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.560527][ T9678] ? percpu_counter_add_batch+0x13c/0x190 [ 81.566233][ T9678] ? __fd_install+0x1bc/0x640 [ 81.570903][ T9678] ? find_held_lock+0x35/0x130 [ 81.575655][ T9678] ? __fd_install+0x1bc/0x640 [ 81.580312][ T9678] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 81.586538][ T9678] ? __fget_light+0x1a9/0x230 [ 81.591817][ T9678] ? __fdget+0x1b/0x20 [ 81.595867][ T9678] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 81.602096][ T9678] __sys_sendmsg+0x105/0x1d0 [ 81.606697][ T9678] ? __sys_sendmsg_sock+0xc0/0xc0 [ 81.611722][ T9678] ? intel_unmap_sg+0x350/0x470 [ 81.616558][ T9678] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 81.622009][ T9678] ? do_fast_syscall_32+0xd1/0xe16 [ 81.627161][ T9678] ? entry_SYSENTER_compat+0x70/0x7f [ 81.632430][ T9678] ? do_fast_syscall_32+0xd1/0xe16 [ 81.638503][ T9678] __ia32_compat_sys_sendmsg+0x7a/0xb0 [ 81.643952][ T9678] do_fast_syscall_32+0x27b/0xe16 [ 81.648965][ T9678] entry_SYSENTER_compat+0x70/0x7f [ 81.654104][ T9678] RIP: 0023:0xf7fafa39 [ 81.658162][ T9678] 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 [ 81.677747][ T9678] RSP: 002b:00000000ffc60f6c EFLAGS: 00000202 ORIG_RAX: 0000000000000172 [ 81.686151][ T9678] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000002000d400 [ 81.694143][ T9678] RDX: 0000000004000000 RSI: 00000000080ea00c RDI: 0000000000000000 [ 81.702104][ T9678] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 81.710058][ T9678] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 81.718020][ T9678] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 81.725977][ T9678] Modules linked in: [ 81.730651][ T9678] ---[ end trace ef2c8b24d08b7122 ]--- [ 81.736182][ T9678] RIP: 0010:nft_chain_parse_hook+0x386/0xa10 [ 81.742176][ T9678] Code: e8 5f 27 0e fb 41 83 fd 05 0f 87 62 05 00 00 e8 d0 25 0e fb 49 8d 7c 24 18 48 b8 00 00 00 00 00 fc ff df 48 89 fa 48 c1 ea 03 <0f> b6 04 02 84 c0 74 08 3c 03 0f 8e a6 05 00 00 44 89 e9 be 01 00 [ 81.762475][ T9678] RSP: 0018:ffffc900021370f0 EFLAGS: 00010206 [ 81.768565][ T9678] RAX: dffffc0000000000 RBX: ffffc900021372a0 RCX: ffffffff8666cfa1 [ 81.776579][ T9678] RDX: 0000000000000003 RSI: ffffffff8666cfb0 RDI: 0000000000000018 [ 81.784630][ T9678] RBP: ffffc900021371e0 R08: ffff88809c7ce380 R09: 0000000000000000 [ 81.792603][ T9678] R10: fffff52000426e2d R11: ffffc9000213716f R12: 0000000000000000 [ 81.800666][ T9678] R13: 0000000000000000 R14: 0000000000000000 R15: ffffc900021371b8 [ 81.808766][ T9678] FS: 0000000000000000(0000) GS:ffff8880ae800000(0063) knlGS:0000000009dfd840 [ 81.817776][ T9678] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033 [ 81.824393][ T9678] CR2: 0000000020000280 CR3: 00000000a29dd000 CR4: 00000000001406f0 [ 81.832364][ T9678] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 81.840368][ T9678] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 81.848364][ T9678] Kernel panic - not syncing: Fatal exception [ 81.855983][ T9678] Kernel Offset: disabled [ 81.860304][ T9678] Rebooting in 86400 seconds..