[ 39.892658][ T26] audit: type=1800 audit(1554988674.046:30): pid=7730 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 39.916252][ T26] audit: type=1800 audit(1554988674.046:31): pid=7730 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.69' (ECDSA) to the list of known hosts. syzkaller login: [ 49.432154][ T26] kauditd_printk_skb: 4 callbacks suppressed [ 49.432168][ T26] audit: type=1400 audit(1554988683.606:36): avc: denied { map } for pid=7915 comm="syz-executor664" path="/root/syz-executor664423408" 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 [ 49.488780][ T7927] IPVS: ftp: loaded support on port[0] = 21 [ 49.495325][ T7922] IPVS: ftp: loaded support on port[0] = 21 [ 49.497886][ T7923] IPVS: ftp: loaded support on port[0] = 21 [ 49.508416][ T7924] IPVS: ftp: loaded support on port[0] = 21 [ 49.515913][ T7925] IPVS: ftp: loaded support on port[0] = 21 [ 49.525333][ T7926] IPVS: ftp: loaded support on port[0] = 21 [ 49.574461][ T26] audit: type=1400 audit(1554988683.746:37): avc: denied { associate } for pid=7927 comm="syz-executor664" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program executing program [ 53.110498][ T8239] WARNING: CPU: 0 PID: 8239 at kernel/events/core.c:1835 perf_group_attach+0x3fd/0x4d0 [ 53.120365][ T8239] Kernel panic - not syncing: panic_on_warn set ... [ 53.126956][ T8239] CPU: 0 PID: 8239 Comm: syz-executor664 Not tainted 5.1.0-rc4+ #63 [ 53.134924][ T8239] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 53.144968][ T8239] Call Trace: [ 53.148259][ T8239] dump_stack+0x172/0x1f0 [ 53.152575][ T8239] ? perf_group_attach+0x340/0x4d0 [ 53.157686][ T8239] panic+0x2cb/0x65c [ 53.161564][ T8239] ? __warn_printk+0xf3/0xf3 [ 53.166162][ T8239] ? perf_group_attach+0x3fd/0x4d0 [ 53.171267][ T8239] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 53.177504][ T8239] ? __warn.cold+0x5/0x45 [ 53.181822][ T8239] ? __warn+0xe8/0x1d0 [ 53.185908][ T8239] ? perf_group_attach+0x3fd/0x4d0 [ 53.191002][ T8239] __warn.cold+0x20/0x45 [ 53.195263][ T8239] ? perf_group_attach+0x3fd/0x4d0 [ 53.200643][ T8239] report_bug+0x263/0x2b0 [ 53.204968][ T8239] do_error_trap+0x11b/0x200 [ 53.209543][ T8239] do_invalid_op+0x37/0x50 [ 53.213946][ T8239] ? perf_group_attach+0x3fd/0x4d0 [ 53.219039][ T8239] invalid_op+0x14/0x20 [ 53.223189][ T8239] RIP: 0010:perf_group_attach+0x3fd/0x4d0 [ 53.230598][ T8239] Code: ff 48 8d 7b 10 48 89 f8 48 c1 e8 03 42 80 3c 28 00 75 57 48 8b 5b 10 48 83 eb 10 49 39 dc 75 d4 e9 20 ff ff ff e8 43 b4 eb ff <0f> 0b e9 55 fd ff ff 48 c7 c7 18 61 5e 89 e8 c0 bb 23 00 e9 5b fc [ 53.250193][ T8239] RSP: 0018:ffff88809172fa90 EFLAGS: 00010093 [ 53.256274][ T8239] RAX: ffff88808e592540 RBX: ffff888081accec0 RCX: ffffffff8184d798 [ 53.264239][ T8239] RDX: 0000000000000000 RSI: ffffffff8184dabd RDI: ffff888081acd0d8 [ 53.272199][ T8239] RBP: ffff88809172fac0 R08: ffff88808e592540 R09: ffffffff899ba008 [ 53.280178][ T8239] R10: ffffffff899ba010 R11: 0000000000000001 R12: ffff88808eceb700 [ 53.288149][ T8239] R13: ffffe8ffffc15980 R14: 0000000000000000 R15: ffff8880ae832048 [ 53.296134][ T8239] ? perf_group_attach+0xd8/0x4d0 [ 53.301154][ T8239] ? perf_group_attach+0x3fd/0x4d0 [ 53.306262][ T8239] __perf_install_in_context+0x4b5/0x960 [ 53.311911][ T8239] ? __perf_event_enable+0x920/0x920 [ 53.317207][ T8239] ? perf_duration_warn+0x40/0x40 [ 53.322247][ T8239] remote_function+0x12b/0x1a0 [ 53.326999][ T8239] generic_exec_single+0x284/0x4b0 [ 53.332092][ T8239] smp_call_function_single+0x12d/0x420 [ 53.337636][ T8239] ? _raw_spin_unlock+0x2d/0x50 [ 53.342473][ T8239] ? perf_duration_warn+0x40/0x40 [ 53.347498][ T8239] ? generic_exec_single+0x4b0/0x4b0 [ 53.352776][ T8239] ? __do_sys_perf_event_open+0x1a5b/0x24e0 [ 53.358673][ T8239] perf_install_in_context+0x369/0x3d0 [ 53.364120][ T8239] ? list_add_event+0xcd0/0xcd0 [ 53.368951][ T8239] ? __perf_event_enable+0x920/0x920 [ 53.374256][ T8239] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 53.380480][ T8239] __do_sys_perf_event_open+0x1858/0x24e0 [ 53.386199][ T8239] ? perf_event_set_output+0x4e0/0x4e0 [ 53.391662][ T8239] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.397282][ T8239] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 53.403075][ T8239] ? do_syscall_64+0x26/0x610 [ 53.407753][ T8239] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.413823][ T8239] ? do_syscall_64+0x26/0x610 [ 53.418490][ T8239] __x64_sys_perf_event_open+0xbe/0x150 [ 53.424022][ T8239] do_syscall_64+0x103/0x610 [ 53.428596][ T8239] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 53.434475][ T8239] RIP: 0033:0x447f39 [ 53.438356][ T8239] Code: e8 3c e6 ff ff 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 ab 06 fc ff c3 66 2e 0f 1f 84 00 00 00 00 [ 53.458011][ T8239] RSP: 002b:00007fe2c250edb8 EFLAGS: 00000246 ORIG_RAX: 000000000000012a [ 53.466440][ T8239] RAX: ffffffffffffffda RBX: 00000000006e39e8 RCX: 0000000000447f39 [ 53.474418][ T8239] RDX: 0000000000000000 RSI: 00000000ffffffff RDI: 0000000020000000 [ 53.482377][ T8239] RBP: 00000000006e39e0 R08: 0000000000000000 R09: 0000000000000000 [ 53.491310][ T8239] R10: 0000000000000003 R11: 0000000000000246 R12: 00000000006e39ec [ 53.510869][ T8239] R13: 00007fff2a1ea29f R14: 00007fe2c250f9c0 R15: 20c49ba5e353f7cf [ 53.520028][ T8239] Kernel Offset: disabled [ 53.524459][ T8239] Rebooting in 86400 seconds..