[ 91.645031][ T27] audit: type=1400 audit(1577610138.319:38): avc: denied { watch } for pid=9650 comm="restorecond" path="/etc/selinux/restorecond.conf" dev="sda1" ino=2232 scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[?25l[?1c7[ ok 8[?25h[?0c. [ 91.892824][ T27] audit: type=1800 audit(1577610138.599:39): pid=9552 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 91.914936][ T27] audit: type=1800 audit(1577610138.599:40): pid=9552 uid=0 auid=4294967295 ses=4294967295 subj=system_u:system_r:kernel_t:s0 op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 96.711288][ T27] audit: type=1400 audit(1577610143.419:41): avc: denied { map } for pid=9729 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 [ 975.222624][ T27] audit: type=1400 audit(1577611021.929:42): avc: denied { map } for pid=9737 comm="sh" path="/bin/dash" dev="sda1" ino=1473 scontext=system_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:file_t:s0 tclass=file permissive=1 Warning: Permanently added '10.128.0.49' (ECDSA) to the list of known hosts. [ 1000.276803][ T27] audit: type=1400 audit(1577611046.979:43): avc: denied { map } for pid=9744 comm="syz-execprog" path="/root/syz-execprog" 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 2019/12/29 09:17:27 parsed 1 programs [ 1001.855111][ T27] audit: type=1400 audit(1577611048.559:44): avc: denied { map } for pid=9744 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=1113 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2019/12/29 09:17:28 executed programs: 0 [ 1002.084942][ T9759] IPVS: ftp: loaded support on port[0] = 21 [ 1002.154055][ T9759] chnl_net:caif_netlink_parms(): no params data found [ 1002.184497][ T9759] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.192473][ T9759] bridge0: port 1(bridge_slave_0) entered disabled state [ 1002.200813][ T9759] device bridge_slave_0 entered promiscuous mode [ 1002.209085][ T9759] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.216297][ T9759] bridge0: port 2(bridge_slave_1) entered disabled state [ 1002.224089][ T9759] device bridge_slave_1 entered promiscuous mode [ 1002.243211][ T9759] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1002.254653][ T9759] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1002.275641][ T9759] team0: Port device team_slave_0 added [ 1002.283615][ T9759] team0: Port device team_slave_1 added [ 1002.342267][ T9759] device hsr_slave_0 entered promiscuous mode [ 1002.409708][ T9759] device hsr_slave_1 entered promiscuous mode [ 1002.494502][ T27] audit: type=1400 audit(1577611049.199:45): avc: denied { create } for pid=9759 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=netlink_generic_socket permissive=1 [ 1002.502605][ T9759] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1002.520222][ T27] audit: type=1400 audit(1577611049.199:46): avc: denied { write } for pid=9759 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=netlink_generic_socket permissive=1 [ 1002.551352][ T27] audit: type=1400 audit(1577611049.199:47): avc: denied { read } for pid=9759 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=netlink_generic_socket permissive=1 [ 1002.632457][ T9759] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1002.701500][ T9759] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1002.772010][ T9759] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1002.820812][ T9759] bridge0: port 2(bridge_slave_1) entered blocking state [ 1002.828001][ T9759] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1002.835892][ T9759] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.842996][ T9759] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.882486][ T9759] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1002.895857][ T9763] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1002.916607][ T9763] bridge0: port 1(bridge_slave_0) entered disabled state [ 1002.935800][ T9763] bridge0: port 2(bridge_slave_1) entered disabled state [ 1002.943863][ T9763] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1002.957064][ T9759] 8021q: adding VLAN 0 to HW filter on device team0 [ 1002.968093][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1002.977607][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 1002.985664][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1002.996924][ T9763] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1003.005935][ T9763] bridge0: port 2(bridge_slave_1) entered blocking state [ 1003.013060][ T9763] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1003.040199][ T9763] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1003.049017][ T9763] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1003.067716][ T9759] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 1003.079189][ T9759] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 1003.092770][ T9764] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1003.101500][ T9764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1003.110400][ T9764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1003.122423][ T9764] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1003.137622][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1003.145799][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1003.157685][ T9759] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1003.168839][ T27] audit: type=1400 audit(1577611049.869:48): avc: denied { associate } for pid=9759 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 2019/12/29 09:17:33 executed programs: 63 2019/12/29 09:17:38 executed programs: 147 2019/12/29 09:17:43 executed programs: 233 2019/12/29 09:17:48 executed programs: 319 2019/12/29 09:17:53 executed programs: 404 2019/12/29 09:17:58 executed programs: 489 2019/12/29 09:18:03 executed programs: 574 2019/12/29 09:18:08 executed programs: 659 2019/12/29 09:18:13 executed programs: 745 2019/12/29 09:18:18 executed programs: 830 2019/12/29 09:18:23 executed programs: 916 2019/12/29 09:18:29 executed programs: 1001 2019/12/29 09:18:34 executed programs: 1086 2019/12/29 09:18:39 executed programs: 1171 2019/12/29 09:18:44 executed programs: 1256 2019/12/29 09:18:49 executed programs: 1340 2019/12/29 09:18:54 executed programs: 1425 2019/12/29 09:18:59 executed programs: 1510 2019/12/29 09:19:04 executed programs: 1595 2019/12/29 09:19:09 executed programs: 1679 2019/12/29 09:19:14 executed programs: 1764 2019/12/29 09:19:19 executed programs: 1849 2019/12/29 09:19:24 executed programs: 1935 2019/12/29 09:19:29 executed programs: 2019 2019/12/29 09:19:34 executed programs: 2103 2019/12/29 09:19:39 executed programs: 2187 2019/12/29 09:19:44 executed programs: 2272 2019/12/29 09:19:49 executed programs: 2356 2019/12/29 09:19:54 executed programs: 2441 2019/12/29 09:19:59 executed programs: 2526 2019/12/29 09:20:04 executed programs: 2611 2019/12/29 09:20:09 executed programs: 2696 2019/12/29 09:20:14 executed programs: 2781 [ 1172.270907][T32733] ------------[ cut here ]------------ [ 1172.276571][T32733] WARNING: CPU: 0 PID: 32733 at kernel/locking/lockdep.c:840 register_lock_class+0x206/0x1850 [ 1172.288351][T32733] Kernel panic - not syncing: panic_on_warn set ... [ 1172.295451][T32733] CPU: 0 PID: 32733 Comm: syz-executor.0 Not tainted 5.5.0-rc3-syzkaller #0 [ 1172.304099][T32733] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1172.314142][T32733] Call Trace: [ 1172.317466][T32733] dump_stack+0x197/0x210 [ 1172.321782][T32733] ? register_lock_class+0x120/0x1850 [ 1172.327164][T32733] panic+0x2e3/0x75c [ 1172.331040][T32733] ? add_taint.cold+0x16/0x16 [ 1172.335728][T32733] ? printk+0xba/0xed [ 1172.339691][T32733] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 1172.345123][T32733] ? __warn.cold+0x14/0x3e [ 1172.349528][T32733] ? __warn+0xd9/0x1cf [ 1172.353584][T32733] ? register_lock_class+0x206/0x1850 [ 1172.358941][T32733] __warn.cold+0x2f/0x3e [ 1172.363182][T32733] ? report_bug.cold+0x63/0xb2 [ 1172.367931][T32733] ? register_lock_class+0x206/0x1850 [ 1172.373289][T32733] report_bug+0x289/0x300 [ 1172.377700][T32733] do_error_trap+0x11b/0x200 [ 1172.382286][T32733] do_invalid_op+0x37/0x50 [ 1172.386690][T32733] ? register_lock_class+0x206/0x1850 [ 1172.392088][T32733] invalid_op+0x23/0x30 [ 1172.396282][T32733] RIP: 0010:register_lock_class+0x206/0x1850 [ 1172.402251][T32733] Code: fc ff df 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 aa 10 00 00 4c 3b 7b 18 44 8b 35 85 9e 08 0a 74 0b 48 81 3b a0 79 bb 8a 74 02 <0f> 0b 45 85 ed 0f 84 71 03 00 00 f6 85 70 ff ff ff 01 0f 85 64 03 [ 1172.421944][T32733] RSP: 0018:ffffc90003d17a28 EFLAGS: 00010006 [ 1172.428004][T32733] RAX: dffffc0000000000 RBX: ffff88809a06d120 RCX: 0000000000000000 [ 1172.435957][T32733] RDX: 1ffff1101340da27 RSI: 0000000000000000 RDI: ffff88809a06d138 [ 1172.443997][T32733] RBP: ffffc90003d17af0 R08: 1ffff920007a2f4d R09: ffffffff8b63b560 [ 1172.451945][T32733] R10: ffffffff8b2c5ce8 R11: 0000000000000000 R12: ffffffff8b3089e0 [ 1172.459901][T32733] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff88d4e000 [ 1172.467861][T32733] ? find_held_lock+0x35/0x130 [ 1172.472657][T32733] ? tomoyo_check_inet_address+0x453/0x730 [ 1172.478441][T32733] ? is_dynamic_key+0x1c0/0x1c0 [ 1172.483895][T32733] ? lock_downgrade+0x920/0x920 [ 1172.488719][T32733] __lock_acquire+0xf4/0x4a00 [ 1172.493373][T32733] ? tomoyo_check_unix_acl+0x100/0x100 [ 1172.498808][T32733] ? tomoyo_check_inet_address+0xf7/0x730 [ 1172.504517][T32733] ? mark_held_locks+0xf0/0xf0 [ 1172.509264][T32733] lock_acquire+0x190/0x410 [ 1172.513807][T32733] ? lock_sock_nested+0x41/0x120 [ 1172.518733][T32733] _raw_spin_lock_bh+0x33/0x50 [ 1172.523482][T32733] ? lock_sock_nested+0x41/0x120 [ 1172.528393][T32733] lock_sock_nested+0x41/0x120 [ 1172.533171][T32733] __inet6_bind+0x788/0x19b0 [ 1172.537743][T32733] inet6_bind+0xfa/0x155 [ 1172.542000][T32733] __sys_bind+0x239/0x290 [ 1172.546317][T32733] ? __ia32_sys_socketpair+0xf0/0xf0 [ 1172.551661][T32733] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 1172.558060][T32733] ? put_timespec64+0xda/0x140 [ 1172.562841][T32733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1172.568286][T32733] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 1172.573726][T32733] ? do_syscall_64+0x26/0x790 [ 1172.578394][T32733] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1172.584556][T32733] ? do_syscall_64+0x26/0x790 [ 1172.589275][T32733] __x64_sys_bind+0x73/0xb0 [ 1172.593771][T32733] do_syscall_64+0xfa/0x790 [ 1172.598306][T32733] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 1172.604225][T32733] RIP: 0033:0x45a919 [ 1172.608099][T32733] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 1172.627718][T32733] RSP: 002b:00007f66ae74ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000031 [ 1172.636113][T32733] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a919 [ 1172.644063][T32733] RDX: 000000000000001c RSI: 0000000020000000 RDI: 0000000000000004 [ 1172.652025][T32733] RBP: 000000000075bfc8 R08: 0000000000000000 R09: 0000000000000000 [ 1172.660034][T32733] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f66ae74f6d4 [ 1172.668736][T32733] R13: 00000000004c0ca5 R14: 00000000004d47d8 R15: 00000000ffffffff [ 1172.678676][T32733] Kernel Offset: disabled [ 1172.683010][T32733] Rebooting in 86400 seconds..