[....] Starting enhanced syslogd: rsyslogd[ 11.868582] audit: type=1400 audit(1515730713.326:5): avc: denied { syslog } for pid=3355 comm="rsyslogd" capability=34 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=capability2 permissive=1 [?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 17.325257] audit: type=1400 audit(1515730718.783:6): avc: denied { map } for pid=3494 comm="bash" path="/bin/bash" dev="sda1" ino=1457 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.15.227' (ECDSA) to the list of known hosts. [ 23.483263] audit: type=1400 audit(1515730724.940:7): avc: denied { map } for pid=3508 comm="syzkaller102700" path="/root/syzkaller102700120" dev="sda1" ino=16481 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 [ 23.509265] audit: type=1400 audit(1515730724.941:8): avc: denied { sys_admin } for pid=3508 comm="syzkaller102700" capability=21 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 executing program [ 23.534522] audit: type=1400 audit(1515730724.992:9): avc: denied { sys_chroot } for pid=3509 comm="syzkaller102700" capability=18 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=cap_userns permissive=1 [ 23.559050] audit: type=1400 audit(1515730724.992:10): avc: denied { map_create } for pid=3509 comm="syzkaller102700" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 23.581713] audit: type=1400 audit(1515730724.993:11): avc: denied { map_read map_write } for pid=3509 comm="syzkaller102700" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=bpf permissive=1 [ 23.607331] kasan: CONFIG_KASAN_INLINE enabled [ 23.611969] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 23.619441] general protection fault: 0000 [#1] SMP KASAN [ 23.624963] Dumping ftrace buffer: [ 23.628920] (ftrace buffer empty) [ 23.632621] Modules linked in: [ 23.635785] CPU: 0 PID: 3509 Comm: syzkaller102700 Not tainted 4.15.0-rc7-next-20180111+ #94 [ 23.644362] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 23.653690] RIP: 0010:__bpf_prog_put+0x8d/0x640 [ 23.658323] RSP: 0018:ffff8801c0237718 EFLAGS: 00010a03 [ 23.663651] RAX: 19bc0036e00001b9 RBX: 0000000000000001 RCX: ffffffff817ea71e [ 23.670889] RDX: 0000000000000000 RSI: 0000000000000001 RDI: cde001b700000db5 [ 23.678135] RBP: ffff8801c02377f8 R08: 0000000000000000 R09: 0000000000000000 [ 23.685368] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff10038046ee6 [ 23.692631] R13: ffff8801c02377d0 R14: cde001b700000db5 R15: dffffc0000000000 [ 23.699870] FS: 0000000001d5c880(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 23.708063] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 23.713920] CR2: 000055af492a9480 CR3: 0000000006822001 CR4: 00000000001606f0 [ 23.721166] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 23.728402] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 23.735640] Call Trace: [ 23.738200] ? bpf_prog_free_id.part.21+0x1f0/0x1f0 [ 23.743368] ? locks_remove_file+0x3fa/0x5a0 [ 23.747745] ? fcntl_setlk+0x10c0/0x10c0 [ 23.751775] bpf_prog_put+0x1a/0x20 [ 23.755371] prog_fd_array_put_ptr+0x15/0x20 [ 23.759746] bpf_fd_array_map_clear+0xd2/0x140 [ 23.764297] ? __bpf_map_put+0x2e0/0x2e0 [ 23.768327] bpf_map_put_uref+0x54/0x70 [ 23.772268] bpf_map_release+0x91/0xc0 [ 23.776122] __fput+0x327/0x7e0 [ 23.779370] ? fput+0x140/0x140 [ 23.782619] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 23.788481] ____fput+0x15/0x20 [ 23.791727] task_work_run+0x199/0x270 [ 23.795582] ? task_work_cancel+0x210/0x210 [ 23.799871] ? free_nsproxy+0x185/0x1f0 [ 23.803811] ? switch_task_namespaces+0xa2/0xc0 [ 23.808450] do_exit+0x9bb/0x1ad0 [ 23.811869] ? __pmd_alloc+0x4e0/0x4e0 [ 23.815721] ? vma_link+0xe9/0x170 [ 23.819227] ? mm_update_next_owner+0x930/0x930 [ 23.823876] ? find_held_lock+0x35/0x1d0 [ 23.827918] ? handle_mm_fault+0x2a0/0x930 [ 23.832120] ? find_held_lock+0x35/0x1d0 [ 23.836154] ? __do_page_fault+0x5f7/0xc90 [ 23.840365] ? lock_downgrade+0x980/0x980 [ 23.844482] ? down_read_trylock+0xdb/0x170 [ 23.848769] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 23.853318] ? vmacache_find+0x5f/0x280 [ 23.857256] ? vmacache_update+0xfe/0x130 [ 23.861371] ? up_read+0x1a/0x40 [ 23.864704] ? __do_page_fault+0x3d6/0xc90 [ 23.868912] ? mm_fault_error+0x2c0/0x2c0 [ 23.873040] ? do_page_fault+0xee/0x720 [ 23.876983] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 23.882488] ? __do_page_fault+0xc90/0xc90 [ 23.886695] do_group_exit+0x149/0x400 [ 23.890552] ? SyS_exit+0x30/0x30 [ 23.893976] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 23.898959] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 23.903694] SyS_exit_group+0x1d/0x20 [ 23.907470] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 23.912192] RIP: 0033:0x440a69 [ 23.915349] RSP: 002b:00000000007dff48 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 23.923047] RAX: ffffffffffffffda RBX: 00007ffea4534d50 RCX: 0000000000440a69 [ 23.930284] RDX: 0000000000440a69 RSI: 000000000000002c RDI: 0000000000000001 [ 23.937522] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 23.944758] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402240 [ 23.951995] R13: 00000000004022d0 R14: 0000000000000000 R15: 0000000000000000 [ 23.959238] Code: f2 f2 c7 40 08 f2 f2 f2 f2 c7 40 0c 00 f2 f2 f2 c7 40 10 f3 f3 f3 f3 e8 72 f9 f1 ff 49 8d 46 18 48 89 85 28 ff ff ff 48 c1 e8 03 <42> 80 3c 38 00 0f 85 44 05 00 00 49 8b 46 18 f0 ff 08 74 3b e8 [ 23.978327] RIP: __bpf_prog_put+0x8d/0x640 RSP: ffff8801c0237718 [ 23.984510] ---[ end trace fae33c42ac0ed4b1 ]--- [ 23.989570] Kernel panic - not syncing: Fatal exception [ 23.994926] Dumping ftrace buffer: [ 23.998448] (ftrace buffer empty) [ 24.002126] Kernel Offset: disabled [ 24.005719] Rebooting in 86400 seconds..