[?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. [ 18.355122] audit: type=1400 audit(1518674846.461:6): avc: denied { map } for pid=4081 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 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.55' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 24.697690] audit: type=1400 audit(1518674852.804:7): avc: denied { map } for pid=4095 comm="syzkaller851878" path="/root/syzkaller851878855" 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 [ 24.703661] WARNING: CPU: 1 PID: 4095 at mm/util.c:403 kvmalloc_node+0xc3/0xd0 [ 24.723683] audit: type=1400 audit(1518674852.804:8): avc: denied { map_create } for pid=4095 comm="syzkaller851878" 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 [ 24.730942] Kernel panic - not syncing: panic_on_warn set ... [ 24.730942] [ 24.730951] CPU: 1 PID: 4095 Comm: syzkaller851878 Not tainted 4.16.0-rc1+ #13 [ 24.730955] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 24.730960] Call Trace: [ 24.730976] dump_stack+0x194/0x257 [ 24.730990] ? arch_local_irq_restore+0x53/0x53 [ 24.753595] audit: type=1400 audit(1518674852.804:9): avc: denied { map_read map_write } for pid=4095 comm="syzkaller851878" 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 [ 24.760858] ? vsnprintf+0x1ed/0x1900 [ 24.760875] panic+0x1e4/0x41c [ 24.760884] ? refcount_error_report+0x214/0x214 [ 24.760893] ? show_regs_print_info+0x18/0x18 [ 24.827674] ? depot_save_stack+0x2ca/0x460 [ 24.831986] ? __warn+0x1c1/0x200 [ 24.835423] ? kvmalloc_node+0xc3/0xd0 [ 24.839288] __warn+0x1dc/0x200 [ 24.842545] ? do_syscall_64+0x282/0x940 [ 24.846582] ? kvmalloc_node+0xc3/0xd0 [ 24.850448] report_bug+0x211/0x2d0 [ 24.854060] fixup_bug.part.11+0x37/0x80 [ 24.858099] do_error_trap+0x2d7/0x3e0 [ 24.861972] ? math_error+0x400/0x400 [ 24.865757] ? find_held_lock+0x35/0x1d0 [ 24.869799] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 24.874622] do_invalid_op+0x1b/0x20 [ 24.878320] invalid_op+0x22/0x40 [ 24.881746] RIP: 0010:kvmalloc_node+0xc3/0xd0 [ 24.886211] RSP: 0018:ffff8801d34876e8 EFLAGS: 00010293 [ 24.891547] RAX: ffff8801bdd5e440 RBX: 0000000001088220 RCX: ffffffff81970ca3 [ 24.898790] RDX: 0000000000000000 RSI: 0000000001088220 RDI: 00000000000007a8 [ 24.906041] RBP: ffff8801d3487708 R08: 0000000000000000 R09: 0000000000000000 [ 24.913286] R10: 0000000000000000 R11: 0000000000000000 R12: 00000000000007a8 [ 24.920538] R13: 0000000000000000 R14: 00000000ffffffff R15: ffff8801d2243f00 [ 24.927806] ? kvmalloc_node+0xc3/0xd0 [ 24.931677] ? kvmalloc_node+0xc3/0xd0 [ 24.935547] cpu_map_update_elem+0x3c3/0x8e0 [ 24.939930] ? kasan_check_write+0x14/0x20 [ 24.944139] ? cpu_map_kthread_run+0x12e0/0x12e0 [ 24.948881] SyS_bpf+0x215f/0x4860 [ 24.952448] ? bpf_prog_get+0x20/0x20 [ 24.956444] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 24.961617] ? __lock_is_held+0xb6/0x140 [ 24.965664] ? vma_set_page_prot+0x16b/0x230 [ 24.970055] ? vma_wants_writenotify+0x3b0/0x3b0 [ 24.974789] ? check_noncircular+0x20/0x20 [ 24.978995] ? vma_link+0xe9/0x170 [ 24.982519] ? mmap_region+0x52e/0x15a0 [ 24.986480] ? __handle_mm_fault+0x80e/0x3ce0 [ 24.990974] ? __pmd_alloc+0x4e0/0x4e0 [ 24.994854] ? check_noncircular+0x20/0x20 [ 24.999081] ? check_noncircular+0x20/0x20 [ 25.003297] ? find_held_lock+0x35/0x1d0 [ 25.007352] ? handle_mm_fault+0x270/0x970 [ 25.011570] ? find_held_lock+0x35/0x1d0 [ 25.015616] ? __do_page_fault+0x5f7/0xc90 [ 25.019827] ? lock_downgrade+0x980/0x980 [ 25.023958] ? handle_mm_fault+0x43b/0x970 [ 25.028169] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 25.032722] ? vmacache_find+0x5f/0x280 [ 25.036675] ? up_read+0x1a/0x40 [ 25.040027] ? __do_page_fault+0x3d6/0xc90 [ 25.044253] ? do_syscall_64+0xb7/0x940 [ 25.048206] ? bpf_prog_get+0x20/0x20 [ 25.051985] do_syscall_64+0x282/0x940 [ 25.055850] ? __do_page_fault+0xc90/0xc90 [ 25.060061] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 25.064791] ? syscall_return_slowpath+0x550/0x550 [ 25.069696] ? syscall_return_slowpath+0x2ac/0x550 [ 25.074607] ? prepare_exit_to_usermode+0x350/0x350 [ 25.079603] ? retint_user+0x18/0x18 [ 25.083293] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 25.088132] entry_SYSCALL_64_after_hwframe+0x26/0x9b [ 25.093298] RIP: 0033:0x43fda9 [ 25.096461] RSP: 002b:00007ffe89f30e08 EFLAGS: 00000203 ORIG_RAX: 0000000000000141 [ 25.104143] RAX: ffffffffffffffda RBX: ffffffffffffffff RCX: 000000000043fda9 [ 25.111387] RDX: 0000000000000020 RSI: 000000002029d000 RDI: 0000000000000002 [ 25.118631] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 25.125876] R10: 0000000000000000 R11: 0000000000000203 R12: 00000000004016d0 [ 25.133123] R13: 0000000000401760 R14: 0000000000000000 R15: 0000000000000000 [ 25.140954] Dumping ftrace buffer: [ 25.144603] (ftrace buffer empty) [ 25.148291] Kernel Offset: disabled [ 25.151896] Rebooting in 86400 seconds..