Warning: Permanently added '10.128.0.27' (ECDSA) to the list of known hosts. [ 105.405760][ T27] audit: type=1400 audit(1578480520.496:42): avc: denied { map } for pid=10703 comm="syz-executor835" path="/root/syz-executor835587886" 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 [ 105.410171][T10703] netlink: 'syz-executor835': attribute type 3 has an invalid length. [ 105.447547][ T27] audit: type=1400 audit(1578480520.496:43): avc: denied { create } for pid=10703 comm="syz-executor835" 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 executing program [ 105.447576][ T27] audit: type=1400 audit(1578480520.496:44): avc: denied { write } for pid=10703 comm="syz-executor835" 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 [ 105.524533][T10703] netlink: 'syz-executor835': attribute type 3 has an invalid length. [ 105.538760][T10703] netlink: 'syz-executor835': attribute type 2 has an invalid length. [ 105.552199][T10703] netlink: 24 bytes leftover after parsing attributes in process `syz-executor835'. [ 105.562370][T10703] kasan: CONFIG_KASAN_INLINE enabled [ 105.568080][T10703] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 105.577271][T10703] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 105.586273][T10703] CPU: 1 PID: 10703 Comm: syz-executor835 Not tainted 5.5.0-rc5-syzkaller #0 [ 105.596599][T10703] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 105.610636][T10703] RIP: 0010:dccp_timeout_nlattr_to_obj+0x60/0x230 [ 105.618431][T10703] Code: 89 d8 48 c1 e8 03 42 0f b6 14 30 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a1 01 00 00 4c 89 e0 44 8b 3b 48 c1 e8 03 <42> 0f b6 14 30 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 105.644302][T10703] RSP: 0018:ffffc90001cff3d8 EFLAGS: 00010246 [ 105.652224][T10703] RAX: 0000000000000000 RBX: ffffffff8a4ca9bc RCX: ffffffff8662f3f9 [ 105.660612][T10703] RDX: 0000000000000000 RSI: ffffffff8660e7e5 RDI: ffff88809e215a00 [ 105.668624][T10703] RBP: ffffc90001cff418 R08: ffff888095c18640 R09: ffff88809e215a00 [ 105.680053][T10703] R10: ffffed1013c42b47 R11: ffff88809e215a3f R12: 0000000000000000 [ 105.692269][T10703] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000005dc0 [ 105.703996][T10703] FS: 0000000001b94880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 105.723228][T10703] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 105.735906][T10703] CR2: 0000555aec69f140 CR3: 000000009f309000 CR4: 00000000001406e0 [ 105.753105][T10703] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 105.761500][T10703] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 105.769558][T10703] Call Trace: [ 105.773163][T10703] ctnl_timeout_parse_policy+0x150/0x1d0 [ 105.781383][T10703] ? __sanitizer_cov_trace_switch+0x49/0x80 [ 105.791411][T10703] cttimeout_default_set+0x150/0x1c0 [ 105.800824][T10703] ? ctnl_timeout_parse_policy+0x1d0/0x1d0 [ 105.808662][T10703] nfnetlink_rcv_msg+0xcf2/0xfb0 [ 105.814788][T10703] ? nfnetlink_bind+0x2c0/0x2c0 [ 105.822479][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.831107][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.841781][T10703] ? cred_has_capability+0x199/0x330 [ 105.849656][T10703] ? selinux_sb_eat_lsm_opts+0x700/0x700 [ 105.855546][T10703] ? mark_lock+0xc2/0x1220 [ 105.859966][T10703] ? find_held_lock+0x35/0x130 [ 105.864722][T10703] ? __kasan_check_read+0x11/0x20 [ 105.869738][T10703] ? __lock_acquire+0x8a0/0x4a00 [ 105.875280][T10703] netlink_rcv_skb+0x177/0x450 [ 105.881000][T10703] ? nfnetlink_bind+0x2c0/0x2c0 [ 105.889492][T10703] ? netlink_ack+0xb50/0xb50 [ 105.897299][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.908912][T10703] ? ns_capable_common+0x93/0x100 [ 105.916866][T10703] ? ns_capable+0x20/0x30 [ 105.923158][T10703] ? __netlink_ns_capable+0x104/0x140 [ 105.930387][T10703] nfnetlink_rcv+0x1ba/0x460 [ 105.937965][T10703] ? nfnetlink_rcv_batch+0x17a0/0x17a0 [ 105.947651][T10703] ? netlink_deliver_tap+0x24a/0xbe0 [ 105.953269][T10703] ? __kasan_check_write+0x14/0x20 [ 105.958535][T10703] netlink_unicast+0x58c/0x7d0 [ 105.963291][T10703] ? netlink_attachskb+0x870/0x870 [ 105.968395][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 105.975756][T10703] netlink_sendmsg+0x91c/0xea0 [ 105.984145][T10703] ? netlink_unicast+0x7d0/0x7d0 [ 105.990792][T10703] ? tomoyo_socket_sendmsg+0x26/0x30 [ 105.997150][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.006648][T10703] ? security_socket_sendmsg+0x8d/0xc0 [ 106.015604][T10703] ? netlink_unicast+0x7d0/0x7d0 [ 106.022402][T10703] sock_sendmsg+0xd7/0x130 [ 106.030038][T10703] ____sys_sendmsg+0x753/0x880 [ 106.040870][T10703] ? kernel_sendmsg+0x50/0x50 [ 106.046675][T10703] ? mark_held_locks+0xa4/0xf0 [ 106.051805][T10703] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 106.057965][T10703] ? __handle_mm_fault+0x3145/0x3cc0 [ 106.063399][T10703] ? do_huge_pmd_anonymous_page+0x1463/0x1a50 [ 106.069531][T10703] ___sys_sendmsg+0x100/0x170 [ 106.074373][T10703] ? do_huge_pmd_anonymous_page+0xceb/0x1a50 [ 106.082741][T10703] ? sendmsg_copy_msghdr+0x70/0x70 [ 106.089316][T10703] ? __do_page_fault+0x56a/0xd80 [ 106.095743][T10703] ? find_held_lock+0x35/0x130 [ 106.105218][T10703] ? __do_page_fault+0x56a/0xd80 [ 106.115124][T10703] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 106.128197][T10703] ? __fget_light+0x1a9/0x230 [ 106.140027][T10703] ? __fdget+0x1b/0x20 [ 106.146688][T10703] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 106.154626][T10703] __sys_sendmsg+0x105/0x1d0 [ 106.159287][T10703] ? __sys_sendmsg_sock+0xc0/0xc0 [ 106.164335][T10703] ? down_read_non_owner+0x490/0x490 [ 106.169685][T10703] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 106.175844][T10703] ? do_syscall_64+0x26/0x790 [ 106.182559][T10703] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.190870][T10703] ? do_syscall_64+0x26/0x790 [ 106.196449][T10703] __x64_sys_sendmsg+0x78/0xb0 [ 106.201487][T10703] do_syscall_64+0xfa/0x790 [ 106.206940][T10703] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 106.214392][T10703] RIP: 0033:0x4401e9 [ 106.218602][T10703] 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 [ 106.241560][T10703] RSP: 002b:00007fff54a01658 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 106.250458][T10703] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 00000000004401e9 [ 106.258803][T10703] RDX: 0000000000000940 RSI: 0000000020000200 RDI: 0000000000000003 [ 106.266939][T10703] RBP: 00000000006ca018 R08: 0000000000000000 R09: 00000000004002c8 [ 106.275036][T10703] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000401a70 [ 106.285078][T10703] R13: 0000000000401b00 R14: 0000000000000000 R15: 0000000000000000 [ 106.294778][T10703] Modules linked in: [ 106.301718][T10703] ---[ end trace 8d21758db4203c1b ]--- [ 106.310530][T10703] RIP: 0010:dccp_timeout_nlattr_to_obj+0x60/0x230 [ 106.321871][T10703] Code: 89 d8 48 c1 e8 03 42 0f b6 14 30 48 89 d8 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 a1 01 00 00 4c 89 e0 44 8b 3b 48 c1 e8 03 <42> 0f b6 14 30 4c 89 e0 83 e0 07 83 c0 03 38 d0 7c 08 84 d2 0f 85 [ 106.355596][T10703] RSP: 0018:ffffc90001cff3d8 EFLAGS: 00010246 [ 106.361694][T10703] RAX: 0000000000000000 RBX: ffffffff8a4ca9bc RCX: ffffffff8662f3f9 [ 106.369702][T10703] RDX: 0000000000000000 RSI: ffffffff8660e7e5 RDI: ffff88809e215a00 [ 106.378767][T10703] RBP: ffffc90001cff418 R08: ffff888095c18640 R09: ffff88809e215a00 [ 106.388424][T10703] R10: ffffed1013c42b47 R11: ffff88809e215a3f R12: 0000000000000000 [ 106.398023][T10703] R13: 0000000000000000 R14: dffffc0000000000 R15: 0000000000005dc0 [ 106.410393][T10703] FS: 0000000001b94880(0000) GS:ffff8880ae900000(0000) knlGS:0000000000000000 [ 106.427141][T10703] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 106.435648][T10703] CR2: 0000555aec69f140 CR3: 000000009f309000 CR4: 00000000001406e0 [ 106.445650][T10703] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 106.454395][T10703] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 106.462584][T10703] Kernel panic - not syncing: Fatal exception [ 106.470698][T10703] Kernel Offset: disabled [ 106.476280][T10703] Rebooting in 86400 seconds..