[ 69.353225][ T26] audit: type=1800 audit(1558229282.106:30): pid=9137 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 Starting mcstransd: [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] 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: [ 73.802535][ T26] kauditd_printk_skb: 4 callbacks suppressed [ 73.802551][ T26] audit: type=1400 audit(1558229286.616:35): avc: denied { map } for pid=9312 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 '10.128.0.100' (ECDSA) to the list of known hosts. [ 99.834372][ T26] audit: type=1400 audit(1558229312.646:36): avc: denied { map } for pid=9324 comm="syz-execprog" path="/root/syz-execprog" dev="sda1" ino=16482 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:object_r:user_home_t:s0 tclass=file permissive=1 2019/05/19 01:28:33 parsed 1 programs [ 100.794487][ T26] audit: type=1400 audit(1558229313.606:37): avc: denied { map } for pid=9324 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=16181 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/05/19 01:28:35 executed programs: 0 [ 102.882771][ T9338] IPVS: ftp: loaded support on port[0] = 21 [ 102.945595][ T9338] chnl_net:caif_netlink_parms(): no params data found [ 102.972503][ T9338] bridge0: port 1(bridge_slave_0) entered blocking state [ 102.979965][ T9338] bridge0: port 1(bridge_slave_0) entered disabled state [ 102.987816][ T9338] device bridge_slave_0 entered promiscuous mode [ 102.995872][ T9338] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.003036][ T9338] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.010597][ T9338] device bridge_slave_1 entered promiscuous mode [ 103.028265][ T9338] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 103.038228][ T9338] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 103.057015][ T9338] team0: Port device team_slave_0 added [ 103.064097][ T9338] team0: Port device team_slave_1 added [ 103.113167][ T9338] device hsr_slave_0 entered promiscuous mode [ 103.181436][ T9338] device hsr_slave_1 entered promiscuous mode [ 103.238917][ T9338] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.246102][ T9338] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.253858][ T9338] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.260924][ T9338] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.293644][ T9338] 8021q: adding VLAN 0 to HW filter on device bond0 [ 103.307320][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 103.317863][ T2992] bridge0: port 1(bridge_slave_0) entered disabled state [ 103.326825][ T2992] bridge0: port 2(bridge_slave_1) entered disabled state [ 103.336041][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 103.347834][ T9338] 8021q: adding VLAN 0 to HW filter on device team0 [ 103.358096][ T2851] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 103.366525][ T2851] bridge0: port 1(bridge_slave_0) entered blocking state [ 103.373613][ T2851] bridge0: port 1(bridge_slave_0) entered forwarding state [ 103.385033][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 103.393417][ T2992] bridge0: port 2(bridge_slave_1) entered blocking state [ 103.400517][ T2992] bridge0: port 2(bridge_slave_1) entered forwarding state [ 103.422552][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 103.431967][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 103.440220][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 103.448463][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 103.456957][ T2992] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 103.466183][ T9338] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 103.485174][ T9338] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 103.521766][ T26] audit: type=1400 audit(1558229316.326:38): avc: denied { associate } for pid=9338 comm="syz-executor.0" name="syz0" scontext=unconfined_u:object_r:unlabeled_t:s0 tcontext=system_u:object_r:unlabeled_t:s0 tclass=filesystem permissive=1 [ 103.577072][ T26] audit: type=1400 audit(1558229316.386:39): avc: denied { map_create } for pid=9347 comm="syz-executor.0" 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 [ 103.614550][ T26] audit: type=1400 audit(1558229316.386:40): avc: denied { map_read map_write } for pid=9347 comm="syz-executor.0" 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 [ 103.651154][ T17] ------------[ cut here ]------------ [ 103.656763][ T17] ODEBUG: assert_init not available (active state 0) object type: timer_list hint: 0x0 [ 103.666679][ T17] WARNING: CPU: 1 PID: 17 at lib/debugobjects.c:325 debug_print_object+0x168/0x250 [ 103.675954][ T17] Kernel panic - not syncing: panic_on_warn set ... [ 103.682555][ T17] CPU: 1 PID: 17 Comm: kworker/1:0 Not tainted 5.1.0+ #19 [ 103.689642][ T17] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 103.699696][ T17] Workqueue: events sk_psock_destroy_deferred [ 103.705737][ T17] Call Trace: [ 103.709022][ T17] dump_stack+0x172/0x1f0 [ 103.713346][ T17] ? debug_print_object+0x100/0x250 [ 103.718624][ T17] panic+0x2cb/0x715 [ 103.722503][ T17] ? __warn_printk+0xf3/0xf3 [ 103.727079][ T17] ? debug_print_object+0x168/0x250 [ 103.732280][ T17] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 103.738601][ T17] ? __warn.cold+0x5/0x4c [ 103.742914][ T17] ? __warn+0xe8/0x1d0 [ 103.746976][ T17] ? debug_print_object+0x168/0x250 [ 103.752157][ T17] __warn.cold+0x20/0x4c [ 103.756381][ T17] ? vprintk_emit+0x1ea/0x700 [ 103.761038][ T17] ? debug_print_object+0x168/0x250 [ 103.766319][ T17] report_bug+0x263/0x2b0 [ 103.770639][ T17] do_error_trap+0x11b/0x200 [ 103.775213][ T17] do_invalid_op+0x37/0x50 [ 103.779621][ T17] ? debug_print_object+0x168/0x250 [ 103.784804][ T17] invalid_op+0x14/0x20 [ 103.788958][ T17] RIP: 0010:debug_print_object+0x168/0x250 [ 103.794746][ T17] Code: dd 40 bb a4 87 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 b5 00 00 00 48 8b 14 dd 40 bb a4 87 48 c7 c7 e0 b0 a4 87 e8 86 fb 0d fe <0f> 0b 83 05 1b c6 4b 06 01 48 83 c4 20 5b 41 5c 41 5d 41 5e 5d c3 [ 103.814508][ T17] RSP: 0018:ffff8880a9917970 EFLAGS: 00010086 [ 103.820557][ T17] RAX: 0000000000000000 RBX: 0000000000000005 RCX: 0000000000000000 [ 103.828508][ T17] RDX: 0000000000000000 RSI: ffffffff815ac5d6 RDI: ffffed1015322f20 [ 103.836463][ T17] RBP: ffff8880a99179b0 R08: ffff8880a990a480 R09: ffffed1015d240f1 [ 103.844419][ T17] R10: ffffed1015d240f0 R11: ffff8880ae920787 R12: 0000000000000001 [ 103.852370][ T17] R13: ffffffff88bacde0 R14: ffffffff816034b0 R15: ffff888092027728 [ 103.860422][ T17] ? calc_wheel_index+0x220/0x220 [ 103.865431][ T17] ? vprintk_func+0x86/0x189 [ 103.870016][ T17] debug_object_assert_init+0x23a/0x2f0 [ 103.875565][ T17] ? debug_object_destroy+0x250/0x250 [ 103.881009][ T17] ? __lockdep_reset_lock+0x450/0x450 [ 103.886369][ T17] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 103.892590][ T17] del_timer+0x7c/0x120 [ 103.896727][ T17] ? trigger_dyntick_cpu.isra.0+0x180/0x180 [ 103.902599][ T17] ? __cancel_work_timer+0xc4/0x520 [ 103.907785][ T17] ? trace_hardirqs_off+0x62/0x220 [ 103.912881][ T17] try_to_grab_pending+0x37e/0x910 [ 103.917974][ T17] __cancel_work_timer+0xc4/0x520 [ 103.922980][ T17] ? try_to_grab_pending+0x910/0x910 [ 103.928255][ T17] ? trace_hardirqs_off+0x62/0x220 [ 103.933349][ T17] ? process_one_work+0x890/0x1790 [ 103.938448][ T17] ? find_held_lock+0x35/0x130 [ 103.943194][ T17] ? process_one_work+0x890/0x1790 [ 103.948292][ T17] cancel_delayed_work_sync+0x1b/0x20 [ 103.953732][ T17] strp_done+0x5d/0xf0 [ 103.957790][ T17] sk_psock_destroy_deferred+0x3a/0x6c0 [ 103.963321][ T17] process_one_work+0x989/0x1790 [ 103.968247][ T17] ? pwq_dec_nr_in_flight+0x320/0x320 [ 103.973595][ T17] ? lock_acquire+0x16f/0x3f0 [ 103.978270][ T17] worker_thread+0x98/0xe40 [ 103.982768][ T17] kthread+0x354/0x420 [ 103.986819][ T17] ? process_one_work+0x1790/0x1790 [ 103.991998][ T17] ? kthread_cancel_delayed_work_sync+0x20/0x20 [ 103.998220][ T17] ret_from_fork+0x24/0x30 [ 104.004089][ T17] Kernel Offset: disabled [ 104.008466][ T17] Rebooting in 86400 seconds..