[?25l[?1c7[ ok 8[?25h[?0c. Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 12.252496] audit: type=1400 audit(1514685218.817:6): avc: denied { map } for pid=3130 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 '10.128.15.222' (ECDSA) to the list of known hosts. executing program syzkaller login: [ 18.406959] audit: type=1400 audit(1514685224.971:7): avc: denied { map } for pid=3144 comm="syzkaller663366" path="/root/syzkaller663366580" 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 [ 18.409726] WARNING: CPU: 1 PID: 3144 at kernel/bpf/verifier.c:2359 adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.409742] Kernel panic - not syncing: panic_on_warn set ... [ 18.409742] [ 18.409750] CPU: 1 PID: 3144 Comm: syzkaller663366 Not tainted 4.15.0-rc4-next-20171221+ #78 [ 18.409754] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 18.409757] Call Trace: [ 18.409768] dump_stack+0x194/0x257 [ 18.409780] ? arch_local_irq_restore+0x53/0x53 [ 18.409796] ? vsnprintf+0x1ed/0x1900 [ 18.409813] panic+0x1e4/0x41c [ 18.409821] ? refcount_error_report+0x214/0x214 [ 18.409831] ? show_regs_print_info+0x18/0x18 [ 18.409850] ? __warn+0x1c1/0x200 [ 18.409863] ? adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.409869] __warn+0x1dc/0x200 [ 18.409876] ? copy_verifier_state+0x3f0/0x590 [ 18.409882] ? adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.409894] report_bug+0x211/0x2d0 [ 18.409913] fixup_bug.part.11+0x37/0x80 [ 18.409923] do_error_trap+0x2d7/0x3e0 [ 18.409934] ? print_irqtrace_events+0x270/0x270 [ 18.409945] ? math_error+0x400/0x400 [ 18.409959] ? verbose+0x1ab/0x590 [ 18.409978] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 18.409994] do_invalid_op+0x1b/0x20 [ 18.410006] invalid_op+0x22/0x40 [ 18.410012] RIP: 0010:adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.410016] RSP: 0018:ffff8801c97ef198 EFLAGS: 00010293 [ 18.410023] RAX: ffff8801c94e8240 RBX: ffff8801c8ee4b00 RCX: ffffffff817eebb7 [ 18.410027] RDX: 0000000000000000 RSI: ffffc90000002048 RDI: ffffc90000002049 [ 18.410032] RBP: ffff8801c97ef228 R08: 0000000000000000 R09: ffffffff858fa920 [ 18.410036] R10: 0000000000000071 R11: ffffffff858f9d00 R12: 0000000000000000 [ 18.410040] R13: 0000000000000001 R14: ffffc90000002048 R15: ffff8801c8e02040 [ 18.410059] ? adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.410075] ? adjust_ptr_min_max_vals+0x977/0x20a0 [ 18.410082] ? mark_reg_read+0x36e/0x530 [ 18.410108] do_check+0x67e0/0xae20 [ 18.410136] ? kfree+0xd6/0x260 [ 18.410142] ? bpf_prog_load+0x960/0x1b00 [ 18.410161] ? check_mem_access+0x28c0/0x28c0 [ 18.410171] ? check_noncircular+0x20/0x20 [ 18.410181] ? print_irqtrace_events+0x270/0x270 [ 18.410196] ? free_obj_work+0x690/0x690 [ 18.410212] ? __lock_is_held+0xb6/0x140 [ 18.410235] ? mark_held_locks+0xaf/0x100 [ 18.410244] ? kfree+0xf0/0x260 [ 18.410250] ? bpf_check+0x2b0e/0x49f0 [ 18.410259] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 18.410278] bpf_check+0x2b1b/0x49f0 [ 18.410287] ? ktime_get_with_offset+0x2c1/0x420 [ 18.410311] ? do_check+0xae20/0xae20 [ 18.410318] ? memset+0x31/0x40 [ 18.410329] ? bpf_obj_name_cpy+0x199/0x1f0 [ 18.410335] ? kasan_check_write+0x14/0x20 [ 18.410350] bpf_prog_load+0xa2a/0x1b00 [ 18.410365] ? bpf_prog_new_fd+0x50/0x50 [ 18.410377] ? avc_has_perm+0x4fb/0x680 [ 18.410385] ? avc_has_perm+0x43e/0x680 [ 18.410399] ? avc_has_perm_noaudit+0x520/0x520 [ 18.410416] ? __might_fault+0x110/0x1d0 [ 18.410425] ? lock_downgrade+0x980/0x980 [ 18.410444] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 18.410452] ? __check_object_size+0x25d/0x4f0 [ 18.410459] ? lru_cache_add_file+0x20/0x20 [ 18.410476] ? __might_sleep+0x95/0x190 [ 18.410490] ? selinux_bpf+0xc3/0x110 [ 18.410499] ? security_bpf+0x89/0xb0 [ 18.410513] SyS_bpf+0x1044/0x4420 [ 18.410530] ? bpf_prog_get+0x20/0x20 [ 18.410544] ? lock_release+0xa40/0xa40 [ 18.410560] ? do_raw_spin_trylock+0x190/0x190 [ 18.410584] ? _raw_spin_unlock+0x22/0x30 [ 18.410592] ? __handle_mm_fault+0x80e/0x3ce0 [ 18.410608] ? check_noncircular+0x20/0x20 [ 18.410614] ? __pmd_alloc+0x4e0/0x4e0 [ 18.410620] ? vma_link+0xe9/0x170 [ 18.410638] ? find_held_lock+0x35/0x1d0 [ 18.410657] ? handle_mm_fault+0x2a0/0x930 [ 18.410670] ? find_held_lock+0x35/0x1d0 [ 18.410691] ? __do_page_fault+0x5f7/0xc90 [ 18.410701] ? lock_downgrade+0x980/0x980 [ 18.410725] ? handle_mm_fault+0x476/0x930 [ 18.410731] ? down_read_trylock+0xdb/0x170 [ 18.410742] ? __handle_mm_fault+0x3ce0/0x3ce0 [ 18.410747] ? vmacache_find+0x5f/0x280 [ 18.410765] ? up_read+0x1a/0x40 [ 18.410774] ? __do_page_fault+0x3d6/0xc90 [ 18.410793] ? mm_fault_error+0x2c0/0x2c0 [ 18.410818] ? do_page_fault+0xee/0x720 [ 18.410825] ? fget_raw+0x20/0x20 [ 18.410833] ? __do_page_fault+0xc90/0xc90 [ 18.410856] ? SyS_mmap_pgoff+0x243/0x5f0 [ 18.410879] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 18.410897] entry_SYSCALL_64_fastpath+0x1f/0x96 [ 18.410902] RIP: 0033:0x43fe29 [ 18.410906] RSP: 002b:00007ffdadcbc488 EFLAGS: 00000286 ORIG_RAX: 0000000000000141 [ 18.410913] RAX: ffffffffffffffda RBX: 00000000004002c8 RCX: 000000000043fe29 [ 18.410917] RDX: 0000000000000048 RSI: 0000000020000000 RDI: 0000000000000005 [ 18.410920] RBP: 00000000006ca018 R08: 0000000000000000 R09: 0000000000000000 [ 18.410924] R10: 0000000000000000 R11: 0000000000000286 R12: 0000000000401790 [ 18.410928] R13: 0000000000401820 R14: 0000000000000000 R15: 0000000000000000 [ 18.433255] Dumping ftrace buffer: [ 18.433312] (ftrace buffer empty) [ 18.433315] Kernel Offset: disabled [ 18.908443] Rebooting in 86400 seconds..