[....] Starting enhanced syslogd: rsyslogd[   16.904166] audit: type=1400 audit(1517711810.501:5): avc:  denied  { syslog } for  pid=4025 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: [   23.260035] audit: type=1400 audit(1517711816.857:6): avc:  denied  { map } for  pid=4165 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 '10.128.0.59' (ECDSA) to the list of known hosts.
executing program
[   29.563462] audit: type=1400 audit(1517711823.161:7): avc:  denied  { map } for  pid=4179 comm="syzkaller482958" path="/root/syzkaller482958662" 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
[   29.573504] IPVS: ftp: loaded support on port[0] = 21
executing program
[   29.616289] ipt_CLUSTERIP: ipt_CLUSTERIP is deprecated and it will removed soon, use xt_cluster instead
[   29.616850] IPVS: ftp: loaded support on port[0] = 21
[   29.625884] x_tables: ip_tables: osf match: only valid for protocol 6
[   29.650346] x_tables: ip_tables: osf match: only valid for protocol 6
[   29.651781] IPVS: ftp: loaded support on port[0] = 21
executing program
[   29.657163] ipt_CLUSTERIP: ipt_CLUSTERIP is deprecated and it will removed soon, use xt_cluster instead
[   29.672398] x_tables: ip_tables: osf match: only valid for protocol 6
[   29.679281] ------------[ cut here ]------------
[   29.684120] proc_dir_entry 'ipt_CLUSTERIP/172.20.0.170' already registered
[   29.691190] WARNING: CPU: 1 PID: 4199 at fs/proc/generic.c:330 proc_register+0x2a4/0x370
[   29.699389] Kernel panic - not syncing: panic_on_warn set ...
[   29.699389] 
[   29.706721] CPU: 1 PID: 4199 Comm: syzkaller482958 Not tainted 4.15.0+ #221
[   29.713789] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
[   29.723117] Call Trace:
[   29.725680]  dump_stack+0x194/0x257
[   29.729282]  ? arch_local_irq_restore+0x53/0x53
[   29.733926]  ? vsnprintf+0x1ed/0x1900
[   29.737704]  panic+0x1e4/0x41c
[   29.740869]  ? refcount_error_report+0x214/0x214
[   29.745600]  ? show_regs_print_info+0x18/0x18
[   29.750073]  ? __warn+0x1c1/0x200
[   29.753503]  ? proc_register+0x2a4/0x370
[   29.757534]  __warn+0x1dc/0x200
[   29.760786]  ? proc_register+0x2a4/0x370
[   29.764818]  report_bug+0x211/0x2d0
[   29.768423]  fixup_bug.part.11+0x37/0x80
[   29.772457]  do_error_trap+0x2d7/0x3e0
[   29.776320]  ? vprintk_default+0x28/0x30
[   29.780366]  ? math_error+0x400/0x400
[   29.784139]  ? printk+0xaa/0xca
[   29.787392]  ? show_regs_print_info+0x18/0x18
[   29.791869]  ? trace_hardirqs_off_thunk+0x1a/0x1c
[   29.796688]  do_invalid_op+0x1b/0x20
[   29.800459]  invalid_op+0x22/0x40
[   29.803883] RIP: 0010:proc_register+0x2a4/0x370
[   29.808519] RSP: 0018:ffff8801b03c6e20 EFLAGS: 00010286
[   29.813854] RAX: dffffc0000000008 RBX: ffff8801b2331bf8 RCX: ffffffff815a57ae
[   29.821097] RDX: 0000000000000000 RSI: 1ffff10036078d74 RDI: 1ffff10036078d49
[   29.828338] RBP: ffff8801b03c6e70 R08: 1ffff10036078d0b R09: 0000000000000000
[   29.835580] R10: ffff8801b03c6cd8 R11: 0000000000000000 R12: ffff8801d9bf1300
[   29.842821] R13: dffffc0000000000 R14: ffff8801cf491208 R15: ffff8801d9bf13c1
[   29.850074]  ? vprintk_func+0x5e/0xc0
[   29.853861]  proc_create_data+0xf8/0x180
[   29.857902]  clusterip_tg_check+0xf9c/0x16d0
[   29.862288]  ? arp_mangle+0x550/0x550
[   29.866060]  ? xt_find_target+0x150/0x1e0
[   29.870182]  ? lock_downgrade+0x980/0x980
[   29.874305]  ? rcu_read_lock_sched_held+0x108/0x120
[   29.879294]  ? pcpu_alloc+0x146/0x10e0
[   29.883163]  ? pcpu_free_area+0xa00/0xa00
[   29.887285]  ? __mutex_unlock_slowpath+0xe9/0xac0
[   29.892098]  ? kernel_text_address+0x102/0x140
[   29.897300]  ? wait_for_completion+0x770/0x770
[   29.901859]  ? unwind_get_return_address+0x61/0xa0
[   29.906761]  ? __save_stack_trace+0x7e/0xd0
[   29.911058]  ? arp_mangle+0x550/0x550
[   29.914832]  xt_check_target+0x22c/0x7d0
[   29.918868]  ? xt_target_seq_next+0x30/0x30
[   29.923162]  ? save_stack+0xa3/0xd0
[   29.926760]  ? save_stack+0x43/0xd0
[   29.930357]  ? kasan_slab_free+0x71/0xc0
[   29.934386]  ? kfree+0xd6/0x260
[   29.937643]  ? mutex_unlock+0xd/0x10
[   29.941327]  ? xt_find_target+0x17b/0x1e0
[   29.945457]  find_check_entry.isra.8+0x8c8/0xcb0
[   29.950210]  ? ipt_do_table+0x1950/0x1950
[   29.954336]  ? trace_hardirqs_off+0xd/0x10
[   29.958544]  ? quarantine_put+0xeb/0x190
[   29.962576]  ? kfree+0xf0/0x260
[   29.965833]  ? trace_hardirqs_on+0xd/0x10
[   29.969960]  translate_table+0xed1/0x1610
[   29.974102]  ? alloc_counters.isra.11+0x7d0/0x7d0
[   29.978925]  ? kasan_check_write+0x14/0x20
[   29.983130]  ? _copy_from_user+0x99/0x110
[   29.987263]  do_ipt_set_ctl+0x370/0x5f0
[   29.991213]  ? translate_compat_table+0x1b90/0x1b90
[   29.996216]  ? mutex_unlock+0xd/0x10
[   29.999910]  ? nf_sockopt_find.constprop.0+0x1a7/0x220
[   30.005163]  nf_setsockopt+0x67/0xc0
[   30.008851]  ip_setsockopt+0x97/0xa0
[   30.012540]  sctp_setsockopt+0x2b6/0x61d0
[   30.016663]  ? sctp_setsockopt_paddr_thresholds+0x550/0x550
[   30.022347]  ? debug_check_no_locks_freed+0x3c0/0x3c0
[   30.027516]  ? lru_cache_add+0x1c7/0x3a0
[   30.031546]  ? mem_cgroup_css_offline+0x510/0x510
[   30.036365]  ? check_noncircular+0x20/0x20
[   30.040571]  ? __mem_cgroup_threshold+0x8f0/0x8f0
[   30.045391]  ? mark_held_locks+0xaf/0x100
[   30.049526]  ? find_held_lock+0x35/0x1d0
[   30.053576]  ? check_noncircular+0x20/0x20
[   30.057788]  ? lock_downgrade+0x980/0x980
[   30.061907]  ? check_noncircular+0x20/0x20
[   30.066113]  ? lock_release+0xa40/0xa40
[   30.070084]  ? find_held_lock+0x35/0x1d0
[   30.074133]  ? avc_has_perm+0x35e/0x680
[   30.078102]  ? lock_downgrade+0x980/0x980
[   30.082225]  ? lock_release+0xa40/0xa40
[   30.086171]  ? lock_downgrade+0x980/0x980
[   30.090288]  ? __pmd_alloc+0x4e0/0x4e0
[   30.094148]  ? lock_release+0xa40/0xa40
[   30.098100]  ? __lock_is_held+0xb6/0x140
[   30.102139]  ? avc_has_perm+0x43e/0x680
[   30.106091]  ? avc_has_perm_noaudit+0x520/0x520
[   30.110744]  ? iterate_fd+0x3f0/0x3f0
[   30.114517]  ? lock_downgrade+0x980/0x980
[   30.118644]  ? handle_mm_fault+0x476/0x930
[   30.122850]  ? down_read_trylock+0xdb/0x170
[   30.127149]  ? __handle_mm_fault+0x3ce0/0x3ce0
[   30.131702]  ? vmacache_find+0x5f/0x280
[   30.135652]  ? sock_has_perm+0x2a4/0x420
[   30.139688]  ? selinux_secmark_relabel_packet+0xc0/0xc0
[   30.145033]  ? __do_page_fault+0x3d6/0xc90
[   30.149240]  ? selinux_netlbl_socket_setsockopt+0x10c/0x460
[   30.154928]  ? selinux_netlbl_sock_rcv_skb+0x730/0x730
[   30.160208]  sock_common_setsockopt+0x95/0xd0
[   30.164680]  SyS_setsockopt+0x189/0x360
[   30.168631]  ? SyS_recv+0x40/0x40
[   30.172233]  ? entry_SYSCALL_64_fastpath+0x5/0xa0
[   30.177049]  ? trace_hardirqs_on_caller+0x421/0x5c0
[   30.182039]  ? trace_hardirqs_on_thunk+0x1a/0x1c
[   30.186772]  entry_SYSCALL_64_fastpath+0x29/0xa0
[   30.191502] RIP: 0033:0x446ba9
[   30.194664] RSP: 002b:00007f29a0d86db8 EFLAGS: 00000246 ORIG_RAX: 0000000000000036
[   30.202344] RAX: ffffffffffffffda RBX: 00000000006dcc54 RCX: 0000000000446ba9
[   30.209592] RDX: 0000000000000040 RSI: 0000000000000000 RDI: 0000000000000005
[   30.216834] RBP: 00000000006dcc50 R08: 0000000000000348 R09: 0000000000000000
[   30.224075] R10: 0000000020013c90 R11: 0000000000000246 R12: 0000000000000000
[   30.231319] R13: 00007ffe694a076f R14: 00007f29a0d879c0 R15: 0000000000000003
[   30.239046] Dumping ftrace buffer:
[   30.242649]    (ftrace buffer empty)
[   30.246332] Kernel Offset: disabled
[   30.249934] Rebooting in 86400 seconds..