[....] Starting enhanced syslogd: rsyslogd[ 12.085616] audit: type=1400 audit(1515578268.906:5): avc: denied { syslog } for pid=3352 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 periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] 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: [ 17.004741] audit: type=1400 audit(1515578273.825:6): avc: denied { map } for pid=3491 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 '10.128.15.220' (ECDSA) to the list of known hosts. [ 33.152405] audit: type=1400 audit(1515578289.973:7): avc: denied { map } for pid=3508 comm="syzkaller506401" path="/root/syzkaller506401395" 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 [ 33.178408] audit: type=1400 audit(1515578289.975:8): avc: denied { sys_admin } for pid=3508 comm="syzkaller506401" 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 [ 33.205491] audit: type=1400 audit(1515578290.026:9): avc: denied { sys_chroot } for pid=3509 comm="syzkaller506401" 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 [ 33.230004] audit: type=1400 audit(1515578290.027:10): avc: denied { map_create } for pid=3509 comm="syzkaller506401" 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 [ 33.253088] audit: type=1400 audit(1515578290.027:11): avc: denied { map_read map_write } for pid=3509 comm="syzkaller506401" 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 [ 33.254944] kasan: CONFIG_KASAN_INLINE enabled [ 33.254946] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 33.254953] general protection fault: 0000 [#1] SMP KASAN [ 33.254957] Dumping ftrace buffer: [ 33.254959] (ftrace buffer empty) [ 33.254960] Modules linked in: [ 33.254967] CPU: 0 PID: 3509 Comm: syzkaller506401 Not tainted 4.15.0-rc7-next-20180110+ #93 [ 33.254969] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 33.254980] RIP: 0010:__bpf_prog_put+0x8d/0x640 [ 33.254983] RSP: 0018:ffff8801bfd9f718 EFLAGS: 00010a03 [ 33.254987] RAX: 1d700037000001b9 RBX: 0000000000000001 RCX: ffffffff817e697e [ 33.254990] RDX: 0000000000000000 RSI: 0000000000000001 RDI: eb8001b800000db5 [ 33.254992] RBP: ffff8801bfd9f7f8 R08: 0000000000000000 R09: 0000000000000000 [ 33.254994] R10: 0000000000000000 R11: 0000000000000000 R12: 1ffff10037fb3ee6 [ 33.254996] R13: ffff8801bfd9f7d0 R14: eb8001b800000db5 R15: dffffc0000000000 [ 33.254999] FS: 0000000001f35880(0000) GS:ffff8801db200000(0000) knlGS:0000000000000000 [ 33.255006] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 33.255008] CR2: 0000000020000000 CR3: 0000000006822001 CR4: 00000000001606f0 [ 33.255013] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 33.255015] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 33.255016] Call Trace: [ 33.255023] ? bpf_prog_free_id.part.21+0x1f0/0x1f0 [ 33.255033] ? locks_remove_file+0x3fa/0x5a0 [ 33.255038] ? fcntl_setlk+0x10c0/0x10c0 [ 33.255044] bpf_prog_put+0x1a/0x20 [ 33.255050] prog_fd_array_put_ptr+0x15/0x20 [ 33.255054] bpf_fd_array_map_clear+0xd2/0x140 [ 33.255060] ? __bpf_map_put+0x2e0/0x2e0 [ 33.255064] bpf_map_put_uref+0x54/0x70 [ 33.255068] bpf_map_release+0x91/0xc0 [ 33.255073] __fput+0x327/0x7e0 [ 33.255080] ? fput+0x140/0x140 [ 33.255087] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 33.255094] ____fput+0x15/0x20 [ 33.255099] task_work_run+0x199/0x270 [ 33.255104] ? task_work_cancel+0x210/0x210 [ 33.255109] ? free_nsproxy+0x185/0x1f0 [ 33.255114] ? switch_task_namespaces+0xa2/0xc0 [ 33.255121] do_exit+0x9bb/0x1ad0 [ 33.255126] ? __pmd_alloc+0x4e0/0x4e0 [ 33.255130] ? vma_link+0xe9/0x170 [ 33.255137] ? mm_update_next_owner+0x930/0x930 [ 33.255142] ? find_held_lock+0x35/0x1d0 [ 33.255150] ? handle_mm_fault+0x2a0/0x930 [ 33.255155] ? find_held_lock+0x35/0x1d0 [ 33.255166] ? __do_page_fault+0x5f7/0xc90 [ 33.255171] ? lock_downgrade+0x980/0x980 [ 33.255179] ? down_read_trylock+0xdb/0x170 [ 33.255184] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 33.255188] ? vmacache_find+0x5f/0x280 [ 33.255191] ? vmacache_update+0xfe/0x130 [ 33.255198] ? up_read+0x1a/0x40 [ 33.255202] ? __do_page_fault+0x3d6/0xc90 [ 33.255210] ? mm_fault_error+0x2c0/0x2c0 [ 33.255219] ? do_page_fault+0xee/0x720 [ 33.255225] ? trace_event_raw_event_sys_exit+0x260/0x260 [ 33.255229] ? __do_page_fault+0xc90/0xc90 [ 33.255238] do_group_exit+0x149/0x400 [ 33.255243] ? SyS_exit+0x30/0x30 [ 33.255248] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 33.255253] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 33.255259] SyS_exit_group+0x1d/0x20 [ 33.255265] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 33.255268] RIP: 0033:0x440a69 [ 33.255270] RSP: 002b:00000000007dff48 EFLAGS: 00000206 ORIG_RAX: 00000000000000e7 [ 33.255274] RAX: ffffffffffffffda RBX: 00007fff895d3150 RCX: 0000000000440a69 [ 33.255276] RDX: 0000000000440a69 RSI: 000000000000002c RDI: 0000000000000001 [ 33.255278] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000000 [ 33.255280] R10: 0000000000000000 R11: 0000000000000206 R12: 0000000000402240 [ 33.255282] R13: 00000000004022d0 R14: 0000000000000000 R15: 0000000000000000 [ 33.255291] 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 [ 33.255366] RIP: __bpf_prog_put+0x8d/0x640 RSP: ffff8801bfd9f718 [ 33.255393] ---[ end trace ddd64fb244865abd ]--- [ 33.255395] Kernel panic - not syncing: Fatal exception [ 33.276776] Dumping ftrace buffer: [ 33.276779] (ftrace buffer empty) [ 33.276782] Kernel Offset: disabled [ 33.674162] Rebooting in 86400 seconds..