[....] Starting enhanced syslogd: rsyslogd[ 13.086127] audit: type=1400 audit(1517074066.552:5): avc: denied { syslog } for pid=3532 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: [ 19.801684] audit: type=1400 audit(1517074073.268:6): avc: denied { map } for pid=3671 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 '10.128.15.232' (ECDSA) to the list of known hosts. executing program [ 26.151058] audit: type=1400 audit(1517074079.617:7): avc: denied { map } for pid=3685 comm="syzkaller985951" path="/root/syzkaller985951088" 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 [ 26.158680] INFO: trying to register non-static key. [ 26.158683] the code is fine but needs lockdep annotation. [ 26.158684] turning off the locking correctness validator. [ 26.158693] CPU: 1 PID: 3685 Comm: syzkaller985951 Not tainted 4.15.0-rc9+ #283 [ 26.158697] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.158699] Call Trace: [ 26.158711] dump_stack+0x194/0x257 [ 26.158720] ? arch_local_irq_restore+0x53/0x53 [ 26.158733] register_lock_class+0x542/0x2cd0 [ 26.158741] ? __lock_acquire+0x664/0x3e00 [ 26.158749] ? lock_pin_lock+0x360/0x360 [ 26.158758] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158767] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158773] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158780] ? check_noncircular+0x20/0x20 [ 26.158789] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158795] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158801] ? check_noncircular+0x20/0x20 [ 26.158809] ? check_noncircular+0x20/0x20 [ 26.158815] ? find_held_lock+0x35/0x1d0 [ 26.158823] ? check_noncircular+0x20/0x20 [ 26.158830] ? check_noncircular+0x20/0x20 [ 26.158836] ? find_held_lock+0x35/0x1d0 [ 26.158846] ? __is_insn_slot_addr+0x1fc/0x330 [ 26.158855] ? lock_acquire+0x1d5/0x580 [ 26.158862] __lock_acquire+0x1de/0x3e00 [ 26.158869] ? lock_release+0xa40/0xa40 [ 26.158876] ? trace_event_raw_event_sched_switch+0x800/0x800 [ 26.158883] ? del_timer_sync+0x84/0x240 [ 26.158891] ? debug_check_no_locks_freed+0x3c0/0x3c0 [ 26.158896] ? __might_sleep+0x95/0x190 [ 26.158903] ? led_tg_destroy+0xb0/0x3f0 [ 26.158909] ? __mutex_lock+0x16f/0x1a80 [ 26.158914] ? led_tg_destroy+0xb0/0x3f0 [ 26.158921] ? rcutorture_record_progress+0x10/0x10 [ 26.158927] ? led_tg_destroy+0xb0/0x3f0 [ 26.158935] ? mutex_lock_io_nested+0x1900/0x1900 [ 26.158943] ? __kernel_text_address+0xd/0x40 [ 26.158950] ? unwind_get_return_address+0x61/0xa0 [ 26.158957] ? __save_stack_trace+0x7e/0xd0 [ 26.158964] ? check_noncircular+0x20/0x20 [ 26.158971] ? depot_save_stack+0x12c/0x490 [ 26.158980] ? save_stack+0xa3/0xd0 [ 26.158986] ? save_stack+0x43/0xd0 [ 26.158991] ? kasan_kmalloc+0xad/0xe0 [ 26.158996] ? __kmalloc_node+0x47/0x70 [ 26.159006] ? check_noncircular+0x20/0x20 [ 26.159014] ? do_ipt_set_ctl+0x40f/0x5f0 [ 26.159021] ? pcpu_chunk_relocate+0x315/0x770 [ 26.159029] ? print_irqtrace_events+0x270/0x270 [ 26.159039] lock_acquire+0x1d5/0x580 [ 26.159044] ? lock_acquire+0x1d5/0x580 [ 26.159050] ? del_timer_sync+0x84/0x240 [ 26.159058] ? _find_next_bit+0xee/0x120 [ 26.159065] ? lock_release+0xa40/0xa40 [ 26.159072] ? _raw_spin_unlock_irqrestore+0x31/0xba [ 26.159079] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.159085] ? trace_hardirqs_on+0xd/0x10 [ 26.159093] del_timer_sync+0xba/0x240 [ 26.159098] ? del_timer_sync+0x84/0x240 [ 26.159105] led_tg_destroy+0x2dd/0x3f0 [ 26.159110] ? cpumask_next+0x24/0x30 [ 26.159115] ? hmark_tg_v4+0xfa0/0xfa0 [ 26.159122] ? __lock_is_held+0xb6/0x140 [ 26.159129] ? hmark_tg_v4+0xfa0/0xfa0 [ 26.159135] cleanup_entry+0x218/0x350 [ 26.159142] ? cleanup_match+0x220/0x220 [ 26.159149] ? find_next_bit+0x27/0x30 [ 26.159157] __do_replace+0x7d7/0xa90 [ 26.159169] ? compat_table_info+0x470/0x470 [ 26.159176] ? kasan_check_write+0x14/0x20 [ 26.159183] ? _copy_from_user+0x99/0x110 [ 26.159190] do_ipt_set_ctl+0x40f/0x5f0 [ 26.159199] ? translate_compat_table+0x1b90/0x1b90 [ 26.159208] ? mutex_unlock+0xd/0x10 [ 26.159216] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 26.159223] nf_setsockopt+0x67/0xc0 [ 26.159232] ip_setsockopt+0xa1/0xb0 [ 26.159238] tcp_setsockopt+0x82/0xd0 [ 26.159247] sock_common_setsockopt+0x95/0xd0 [ 26.159255] SyS_setsockopt+0x189/0x360 [ 26.159262] ? SyS_recv+0x40/0x40 [ 26.159269] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 26.159276] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.159283] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.159292] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 26.159297] RIP: 0033:0x4449fa [ 26.159300] RSP: 002b:00007ffee653a948 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 26.159307] RAX: ffffffffffffffda RBX: 00000000006cd0fc RCX: 00000000004449fa [ 26.159310] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 26.159314] RBP: 00000000006cd0fc R08: 00000000000002d8 R09: 000000000117c880 [ 26.159317] R10: 00000000006cd528 R11: 0000000000000206 R12: 0000000000000003 [ 26.159320] R13: 00000000006d00a4 R14: 00000000006d0050 R15: 00000000004a39ae [ 26.159361] ------------[ cut here ]------------ [ 26.159367] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: (null) [ 26.159465] WARNING: CPU: 1 PID: 3685 at lib/debugobjects.c:291 debug_print_object+0x166/0x220 [ 26.159468] Kernel panic - not syncing: panic_on_warn set ... [ 26.159468] [ 26.159474] CPU: 1 PID: 3685 Comm: syzkaller985951 Not tainted 4.15.0-rc9+ #283 [ 26.159477] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 26.159479] Call Trace: [ 26.159485] dump_stack+0x194/0x257 [ 26.159494] ? arch_local_irq_restore+0x53/0x53 [ 26.159504] ? vsnprintf+0x1ed/0x1900 [ 26.159514] panic+0x1e4/0x41c [ 26.159521] ? refcount_error_report+0x214/0x214 [ 26.159528] ? show_regs_print_info+0x18/0x18 [ 26.159540] ? __warn+0x1c1/0x200 [ 26.159549] ? debug_print_object+0x166/0x220 [ 26.159554] __warn+0x1dc/0x200 [ 26.159561] ? kvm_sched_clock_read+0x25/0x40 [ 26.159567] ? debug_print_object+0x166/0x220 [ 26.159575] report_bug+0x211/0x2d0 [ 26.159587] fixup_bug.part.11+0x37/0x80 [ 26.159595] do_error_trap+0x2d7/0x3e0 [ 26.159610] ? math_error+0x400/0x400 [ 26.159616] ? vprintk_emit+0x3ea/0x590 [ 26.159627] ? __internal_add_timer+0x2d0/0x2d0 [ 26.159636] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 26.159646] ? __internal_add_timer+0x2d0/0x2d0 [ 26.159652] do_invalid_op+0x1b/0x20 [ 26.159658] invalid_op+0x22/0x40 [ 26.159664] RIP: 0010:debug_print_object+0x166/0x220 [ 26.159667] RSP: 0018:ffff8801d9adf7d0 EFLAGS: 00010282 [ 26.159673] RAX: dffffc0000000008 RBX: 0000000000000005 RCX: ffffffff8159ebae [ 26.159676] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000293 [ 26.159680] RBP: ffff8801d9adf810 R08: 0000000000000000 R09: 1ffff1003b35be97 [ 26.159684] R10: ffff8801d9adf6d0 R11: ffffffff86b38678 R12: 0000000000000001 [ 26.159687] R13: ffffffff86b49d00 R14: ffffffff86010440 R15: ffffffff815f1530 [ 26.159693] ? __internal_add_timer+0x2d0/0x2d0 [ 26.159705] ? vprintk_func+0x5e/0xc0 [ 26.159721] debug_object_assert_init+0x303/0x570 [ 26.159731] ? debug_object_free+0x5a0/0x5a0 [ 26.159741] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.159753] try_to_del_timer_sync+0x74/0x130 [ 26.159760] ? try_to_del_timer_sync+0x74/0x130 [ 26.159766] ? del_timer+0x140/0x140 [ 26.159774] ? del_timer_sync+0x120/0x240 [ 26.159785] del_timer_sync+0x18a/0x240 [ 26.159793] led_tg_destroy+0x2dd/0x3f0 [ 26.159799] ? cpumask_next+0x24/0x30 [ 26.159805] ? hmark_tg_v4+0xfa0/0xfa0 [ 26.159812] ? __lock_is_held+0xb6/0x140 [ 26.159822] ? hmark_tg_v4+0xfa0/0xfa0 [ 26.159829] cleanup_entry+0x218/0x350 [ 26.159838] ? cleanup_match+0x220/0x220 [ 26.159847] ? find_next_bit+0x27/0x30 [ 26.159858] __do_replace+0x7d7/0xa90 [ 26.159875] ? compat_table_info+0x470/0x470 [ 26.159884] ? kasan_check_write+0x14/0x20 [ 26.159891] ? _copy_from_user+0x99/0x110 [ 26.159900] do_ipt_set_ctl+0x40f/0x5f0 [ 26.159911] ? translate_compat_table+0x1b90/0x1b90 [ 26.159926] ? mutex_unlock+0xd/0x10 [ 26.159933] ? nf_sockopt_find.constprop.0+0x1a7/0x220 [ 26.159943] nf_setsockopt+0x67/0xc0 [ 26.159952] ip_setsockopt+0xa1/0xb0 [ 26.159961] tcp_setsockopt+0x82/0xd0 [ 26.159971] sock_common_setsockopt+0x95/0xd0 [ 26.159981] SyS_setsockopt+0x189/0x360 [ 26.159990] ? SyS_recv+0x40/0x40 [ 26.159998] ? entry_SYSCALL_64_fastpath+0x5/0xa0 [ 26.160010] ? trace_hardirqs_on_caller+0x421/0x5c0 [ 26.160018] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 26.160030] entry_SYSCALL_64_fastpath+0x29/0xa0 [ 26.160034] RIP: 0033:0x4449fa [ 26.160037] RSP: 002b:00007ffee653a948 EFLAGS: 00000206 ORIG_RAX: 0000000000000036 [ 26.160043] RAX: ffffffffffffffda RBX: 00000000006cd0fc RCX: 00000000004449fa [ 26.160047] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000003 [ 26.160050] RBP: 00000000006cd0fc R08: 00000000000002d8 R09: 000000000117c880 [ 26.160053] R10: 00000000006cd528 R11: 0000000000000206 R12: 0000000000000003 [ 26.160057] R13: 00000000006d00a4 R14: 00000000006d0050 R15: 00000000004a39ae [ 26.177432] Dumping ftrace buffer: [ 26.177436] (ftrace buffer empty) [ 26.177438] Kernel Offset: disabled [ 26.991670] Rebooting in 86400 seconds..