Starting mcstransd: [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting file context maintaining daemon: restorecond[ 90.126198][ T27] audit: type=1400 audit(1583092854.732:37): avc: denied { watch } for pid=10581 comm="restorecond" path="/root/.ssh" dev="sda1" ino=16179 scontext=system_u:system_r:kernel_t:s0 tcontext=unconfined_u:object_r:ssh_home_t:s0 tclass=dir permissive=1 [ 90.150846][ T27] audit: type=1400 audit(1583092854.732:38): avc: denied { watch } for pid=10581 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 [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 94.069103][ T27] kauditd_printk_skb: 2 callbacks suppressed [ 94.069118][ T27] audit: type=1400 audit(1583092858.672:41): avc: denied { map } for pid=10666 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 '10.128.15.220' (ECDSA) to the list of known hosts. [ 1023.007667][ T27] audit: type=1400 audit(1583093787.612:42): avc: denied { map } for pid=10678 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 2020/03/01 20:16:27 parsed 1 programs [ 1024.520358][ T27] audit: type=1400 audit(1583093789.122:43): avc: denied { integrity } for pid=10678 comm="syz-execprog" lockdown_reason="debugfs access" scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tclass=lockdown permissive=1 [ 1024.548042][ T27] audit: type=1400 audit(1583093789.122:44): avc: denied { map } for pid=10678 comm="syz-execprog" path="/sys/kernel/debug/kcov" dev="debugfs" ino=1097 scontext=unconfined_u:system_r:insmod_t:s0-s0:c0.c1023 tcontext=system_u:object_r:debugfs_t:s0 tclass=file permissive=1 2020/03/01 20:16:29 executed programs: 0 [ 1024.790755][T10695] IPVS: ftp: loaded support on port[0] = 21 [ 1024.851128][T10695] chnl_net:caif_netlink_parms(): no params data found [ 1024.889756][T10695] bridge0: port 1(bridge_slave_0) entered blocking state [ 1024.897428][T10695] bridge0: port 1(bridge_slave_0) entered disabled state [ 1024.905809][T10695] device bridge_slave_0 entered promiscuous mode [ 1024.915511][T10695] bridge0: port 2(bridge_slave_1) entered blocking state [ 1024.922617][T10695] bridge0: port 2(bridge_slave_1) entered disabled state [ 1024.930591][T10695] device bridge_slave_1 entered promiscuous mode [ 1024.949312][T10695] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1024.960652][T10695] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1024.982377][T10695] team0: Port device team_slave_0 added [ 1024.990246][T10695] team0: Port device team_slave_1 added [ 1025.005717][T10695] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1025.012690][T10695] batman_adv: batadv0: The MTU of interface batadv_slave_0 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1025.040143][T10695] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1025.053078][T10695] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1025.060190][T10695] batman_adv: batadv0: The MTU of interface batadv_slave_1 is too small (1500) to handle the transport of batman-adv packets. Packets going over this interface will be fragmented on layer2 which could impact the performance. Setting the MTU to 1560 would solve the problem. [ 1025.087076][T10695] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1025.155959][T10695] device hsr_slave_0 entered promiscuous mode [ 1025.204120][T10695] device hsr_slave_1 entered promiscuous mode [ 1025.351441][ T27] audit: type=1400 audit(1583093789.952:45): avc: denied { create } for pid=10695 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 [ 1025.378153][ T27] audit: type=1400 audit(1583093789.982:46): avc: denied { write } for pid=10695 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 [ 1025.380479][T10695] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1025.404216][ T27] audit: type=1400 audit(1583093789.982:47): avc: denied { read } for pid=10695 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 [ 1025.487005][T10695] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1025.557157][T10695] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1025.636760][T10695] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1025.702623][T10695] bridge0: port 2(bridge_slave_1) entered blocking state [ 1025.709967][T10695] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1025.717904][T10695] bridge0: port 1(bridge_slave_0) entered blocking state [ 1025.725029][T10695] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1025.779625][T10695] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1025.795619][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1025.806387][T10702] bridge0: port 1(bridge_slave_0) entered disabled state [ 1025.815031][T10702] bridge0: port 2(bridge_slave_1) entered disabled state [ 1025.823368][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1025.837697][T10695] 8021q: adding VLAN 0 to HW filter on device team0 [ 1025.849715][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1025.861244][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1025.869839][ T3142] bridge0: port 1(bridge_slave_0) entered blocking state [ 1025.876924][ T3142] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1025.891860][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1025.900856][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1025.910753][T10703] bridge0: port 2(bridge_slave_1) entered blocking state [ 1025.917916][T10703] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1025.933960][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 1025.942742][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 1025.953660][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 1025.963454][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1025.987893][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1025.997485][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 1026.006492][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1026.015366][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1026.023606][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1026.032880][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1026.041640][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1026.054674][T10695] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1026.076474][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1026.084688][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1026.099759][T10695] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1026.121121][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1026.130846][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1026.152181][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1026.161245][T10703] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1026.173410][T10695] device veth0_vlan entered promiscuous mode [ 1026.180725][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1026.188509][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1026.205063][T10695] device veth1_vlan entered promiscuous mode [ 1026.230101][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 1026.238524][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 1026.246715][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1026.255405][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1026.268190][T10695] device veth0_macvtap entered promiscuous mode [ 1026.278788][T10695] device veth1_macvtap entered promiscuous mode [ 1026.298701][T10695] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1026.306438][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1026.316240][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1026.324647][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1026.333130][T10702] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1026.346629][T10695] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1026.354741][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1026.363208][ T3142] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1026.549937][ T27] audit: type=1400 audit(1583093791.152:48): avc: denied { associate } for pid=10695 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 [ 1029.254742][ T27] audit: type=1400 audit(1583093793.862:49): avc: denied { setopt } for pid=11021 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 2020/03/01 20:16:34 executed programs: 92 [ 1031.954152][ T3142] ------------[ cut here ]------------ [ 1031.959831][ T3142] Unexpected user alpha2: A [ 1031.965725][ T3142] WARNING: CPU: 1 PID: 3142 at net/wireless/reg.c:418 restore_regulatory_settings+0x226/0x13e0 [ 1031.976070][ T3142] Kernel panic - not syncing: panic_on_warn set ... [ 1031.982668][ T3142] CPU: 1 PID: 3142 Comm: kworker/1:102 Not tainted 5.6.0-rc3-syzkaller #0 [ 1031.991168][ T3142] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1032.001240][ T3142] Workqueue: events_power_efficient crda_timeout_work [ 1032.008006][ T3142] Call Trace: [ 1032.011520][ T3142] dump_stack+0x197/0x210 [ 1032.015881][ T3142] ? restore_regulatory_settings+0x140/0x13e0 [ 1032.022051][ T3142] panic+0x2e3/0x75c [ 1032.025961][ T3142] ? add_taint.cold+0x16/0x16 [ 1032.030762][ T3142] ? __kasan_check_write+0x14/0x20 [ 1032.035900][ T3142] ? __warn.cold+0x14/0x3e [ 1032.040343][ T3142] ? __warn+0xd9/0x1cf [ 1032.044450][ T3142] ? restore_regulatory_settings+0x226/0x13e0 [ 1032.050508][ T3142] __warn.cold+0x2f/0x3e [ 1032.054747][ T3142] ? restore_regulatory_settings+0x226/0x13e0 [ 1032.060816][ T3142] report_bug+0x289/0x300 [ 1032.065227][ T3142] do_error_trap+0x11b/0x200 [ 1032.069839][ T3142] do_invalid_op+0x37/0x50 [ 1032.074264][ T3142] ? restore_regulatory_settings+0x226/0x13e0 [ 1032.080436][ T3142] invalid_op+0x23/0x30 [ 1032.085863][ T3142] RIP: 0010:restore_regulatory_settings+0x226/0x13e0 [ 1032.092645][ T3142] Code: 03 44 89 f6 e8 cb 3f 08 fa 45 84 f6 0f 85 9a 07 00 00 e8 7d 3e 08 fa 41 0f be d5 0f be f3 48 c7 c7 c0 55 10 89 e8 09 90 d8 f9 <0f> 0b e8 63 3e 08 fa 4c 8b 2d 4c 84 23 03 48 b8 00 00 00 00 00 fc [ 1032.112466][ T3142] RSP: 0018:ffffc90009257c10 EFLAGS: 00010286 [ 1032.118537][ T3142] RAX: 0000000000000000 RBX: 0000000000000041 RCX: 0000000000000000 [ 1032.126603][ T3142] RDX: 0000000000000000 RSI: ffffffff815ebe46 RDI: fffff5200124af74 [ 1032.135992][ T3142] RBP: ffffc90009257d10 R08: ffff88809e00a5c0 R09: ffffed1015d26659 [ 1032.143971][ T3142] R10: ffffed1015d26658 R11: ffff8880ae9332c7 R12: 0000000000000001 [ 1032.151958][ T3142] R13: 0000000000000000 R14: 0000000000000000 R15: ffff88809e709100 [ 1032.160034][ T3142] ? vprintk_func+0x86/0x189 [ 1032.164656][ T3142] ? set_regdom+0xbf0/0xbf0 [ 1032.169259][ T3142] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 1032.175466][ T3142] crda_timeout_work+0x21/0x30 [ 1032.180310][ T3142] process_one_work+0xa05/0x17a0 [ 1032.185310][ T3142] ? mark_held_locks+0xf0/0xf0 [ 1032.190106][ T3142] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1032.195489][ T3142] ? lock_acquire+0x190/0x410 [ 1032.200195][ T3142] worker_thread+0x98/0xe40 [ 1032.204827][ T3142] kthread+0x361/0x430 [ 1032.208904][ T3142] ? process_one_work+0x17a0/0x17a0 [ 1032.214106][ T3142] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 1032.220098][ T3142] ret_from_fork+0x24/0x30 [ 1032.226203][ T3142] Kernel Offset: disabled [ 1032.230738][ T3142] Rebooting in 86400 seconds..