Warning: Permanently added '10.128.0.8' (ECDSA) to the list of known hosts. syzkaller login: [ 93.178277][ T27] audit: type=1400 audit(1579597872.640:42): avc: denied { map } for pid=10691 comm="syz-executor115" path="/root/syz-executor115461170" dev="sda1" ino=16484 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 93.248776][T10692] IPVS: ftp: loaded support on port[0] = 21 [ 93.277867][ T27] audit: type=1400 audit(1579597872.740:43): avc: denied { associate } for pid=10692 comm="syz-executor115" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 executing program [ 93.356665][ T27] audit: type=1400 audit(1579597872.820:44): avc: denied { create } for pid=10693 comm="syz-executor115" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 93.358657][T10694] netlink: 20 bytes leftover after parsing attributes in process `syz-executor115'. [ 93.381874][ T27] audit: type=1400 audit(1579597872.820:45): avc: denied { write } for pid=10693 comm="syz-executor115" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=netlink_netfilter_socket permissive=1 [ 93.407433][T10694] list_del corruption, ffff888097987000->prev is LIST_POISON2 (dead000000000122) [ 93.425736][T10694] ------------[ cut here ]------------ [ 93.431210][T10694] kernel BUG at lib/list_debug.c:48! [ 93.436637][T10694] invalid opcode: 0000 [#1] PREEMPT SMP KASAN [ 93.442833][T10694] CPU: 0 PID: 10694 Comm: syz-executor115 Not tainted 5.5.0-rc7-syzkaller #0 [ 93.451574][T10694] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 93.461725][T10694] RIP: 0010:__list_del_entry_valid.cold+0x37/0x4f [ 93.468263][T10694] Code: be fd 0f 0b 4c 89 ea 4c 89 f6 48 c7 c7 60 69 71 88 e8 e0 de be fd 0f 0b 4c 89 e2 4c 89 f6 48 c7 c7 c0 69 71 88 e8 cc de be fd <0f> 0b 4c 89 f6 48 c7 c7 80 6a 71 88 e8 bb de be fd 0f 0b cc cc cc [ 93.487963][T10694] RSP: 0018:ffffc90002047478 EFLAGS: 00010282 [ 93.494196][T10694] RAX: 000000000000004e RBX: ffff888097987000 RCX: 0000000000000000 [ 93.502268][T10694] RDX: 0000000000000000 RSI: ffffffff815e5326 RDI: fffff52000408e81 [ 93.510302][T10694] RBP: ffffc90002047490 R08: 000000000000004e R09: ffffed1015d06621 [ 93.518318][T10694] R10: ffffed1015d06620 R11: ffff8880ae833107 R12: dead000000000122 [ 93.526283][T10694] R13: ffff8880a352d270 R14: ffff888097987000 R15: ffff88809cf71b80 [ 93.534253][T10694] FS: 00007fcd6af36700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 93.543263][T10694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 93.549832][T10694] CR2: 00007fff385c4f50 CR3: 00000000a26e5000 CR4: 00000000001406f0 [ 93.557853][T10694] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 93.565810][T10694] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 93.573763][T10694] Call Trace: [ 93.577045][T10694] __nf_tables_abort+0x1e53/0x2a50 [ 93.582162][T10694] ? nfnl_err_del+0x115/0x170 [ 93.586825][T10694] nf_tables_abort+0x17/0x30 [ 93.591454][T10694] nfnetlink_rcv_batch+0xa5d/0x17a0 [ 93.596644][T10694] ? nf_tables_delobj+0x8f0/0x8f0 [ 93.601649][T10694] ? nfnetlink_subsys_register+0x2b0/0x2b0 [ 93.607454][T10694] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 93.613087][T10694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.619313][T10694] ? __nla_validate_parse+0x2d0/0x1ee0 [ 93.624756][T10694] ? selinux_capable+0x36/0x40 [ 93.629565][T10694] ? nla_memcpy+0xb0/0xb0 [ 93.633889][T10694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.640127][T10694] ? ns_capable_common+0x93/0x100 [ 93.645198][T10694] ? __nla_parse+0x43/0x60 [ 93.649608][T10694] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 93.655314][T10694] nfnetlink_rcv+0x3e7/0x460 [ 93.659918][T10694] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 93.665360][T10694] ? netlink_deliver_tap+0x24a/0xbe0 [ 93.670637][T10694] ? __kasan_check_write+0x14/0x20 [ 93.675863][T10694] netlink_unicast+0x58c/0x7d0 [ 93.680630][T10694] ? netlink_attachskb+0x870/0x870 [ 93.685727][T10694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.692005][T10694] netlink_sendmsg+0x91c/0xea0 [ 93.696809][T10694] ? netlink_unicast+0x7d0/0x7d0 [ 93.701753][T10694] ? tomoyo_socket_sendmsg+0x26/0x30 [ 93.707036][T10694] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 93.713279][T10694] ? security_socket_sendmsg+0x8d/0xc0 [ 93.718739][T10694] ? netlink_unicast+0x7d0/0x7d0 [ 93.723690][T10694] sock_sendmsg+0xd7/0x130 [ 93.728100][T10694] ____sys_sendmsg+0x753/0x880 [ 93.732874][T10694] ? kernel_sendmsg+0x50/0x50 [ 93.737540][T10694] ? __fget+0x35d/0x550 [ 93.741752][T10694] ? find_held_lock+0x35/0x130 [ 93.746526][T10694] ___sys_sendmsg+0x100/0x170 [ 93.751318][T10694] ? sendmsg_copy_msghdr+0x70/0x70 [ 93.756427][T10694] ? __kasan_check_read+0x11/0x20 [ 93.761456][T10694] ? __fget+0x37f/0x550 [ 93.765611][T10694] ? ksys_dup3+0x3e0/0x3e0 [ 93.770061][T10694] ? __do_page_fault+0x56a/0xd80 [ 93.774994][T10694] ? __fget_light+0x1a9/0x230 [ 93.779667][T10694] ? __fdget+0x1b/0x20 [ 93.783731][T10694] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 93.790101][T10694] __sys_sendmsg+0x105/0x1d0 [ 93.794685][T10694] ? __sys_sendmsg_sock+0xc0/0xc0 [ 93.799814][T10694] ? down_read_non_owner+0x490/0x490 [ 93.805097][T10694] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 93.810553][T10694] ? do_syscall_64+0x26/0x790 [ 93.815369][T10694] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.821438][T10694] ? do_syscall_64+0x26/0x790 [ 93.826106][T10694] __x64_sys_sendmsg+0x78/0xb0 [ 93.830887][T10694] do_syscall_64+0xfa/0x790 [ 93.835395][T10694] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 93.841291][T10694] RIP: 0033:0x447f59 [ 93.845179][T10694] Code: e8 ec bb 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 5b 07 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 93.864775][T10694] RSP: 002b:00007fcd6af35d98 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 93.873181][T10694] RAX: ffffffffffffffda RBX: 00000000006e39e8 RCX: 0000000000447f59 [ 93.881150][T10694] RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000003 [ 93.889120][T10694] RBP: 00000000006e39e0 R08: 0000000000000000 R09: 0000000000000000 [ 93.897226][T10694] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000006e39ec [ 93.905192][T10694] R13: 00000000200002c0 R14: 00000000004b0780 R15: 0000000000000000 [ 93.913169][T10694] Modules linked in: [ 93.918091][T10694] ---[ end trace 698e1566d4bf0381 ]--- [ 93.923587][T10694] RIP: 0010:__list_del_entry_valid.cold+0x37/0x4f [ 93.930065][T10694] Code: be fd 0f 0b 4c 89 ea 4c 89 f6 48 c7 c7 60 69 71 88 e8 e0 de be fd 0f 0b 4c 89 e2 4c 89 f6 48 c7 c7 c0 69 71 88 e8 cc de be fd <0f> 0b 4c 89 f6 48 c7 c7 80 6a 71 88 e8 bb de be fd 0f 0b cc cc cc [ 93.949696][T10694] RSP: 0018:ffffc90002047478 EFLAGS: 00010282 [ 93.955823][T10694] RAX: 000000000000004e RBX: ffff888097987000 RCX: 0000000000000000 [ 93.963874][T10694] RDX: 0000000000000000 RSI: ffffffff815e5326 RDI: fffff52000408e81 [ 93.971890][T10694] RBP: ffffc90002047490 R08: 000000000000004e R09: ffffed1015d06621 [ 93.979922][T10694] R10: ffffed1015d06620 R11: ffff8880ae833107 R12: dead000000000122 [ 93.987940][T10694] R13: ffff8880a352d270 R14: ffff888097987000 R15: ffff88809cf71b80 [ 93.995911][T10694] FS: 00007fcd6af36700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 94.004883][T10694] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 94.011502][T10694] CR2: 00007fff385c4f50 CR3: 00000000a26e5000 CR4: 00000000001406f0 [ 94.019544][T10694] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 94.027530][T10694] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 94.035557][T10694] Kernel panic - not syncing: Fatal exception [ 94.042988][T10694] Kernel Offset: disabled [ 94.047326][T10694] Rebooting in 86400 seconds..