[ 80.212583][ T27] audit: type=1800 audit(1582544635.878:26): pid=9642 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[?25l[?1c7[ ok 8[?25h[?0c. [ 81.319843][ T27] kauditd_printk_skb: 2 callbacks suppressed [ 81.319854][ T27] audit: type=1800 audit(1582544636.998:29): pid=9642 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 81.347035][ T27] audit: type=1800 audit(1582544637.008:30): pid=9642 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.1.6' (ECDSA) to the list of known hosts. 2020/02/24 11:59:24 parsed 1 programs 2020/02/24 11:59:26 executed programs: 0 syzkaller login: [ 1010.866239][ T9811] IPVS: ftp: loaded support on port[0] = 21 [ 1010.922845][ T9811] chnl_net:caif_netlink_parms(): no params data found [ 1010.959990][ T9811] bridge0: port 1(bridge_slave_0) entered blocking state [ 1010.967786][ T9811] bridge0: port 1(bridge_slave_0) entered disabled state [ 1010.976071][ T9811] device bridge_slave_0 entered promiscuous mode [ 1010.984841][ T9811] bridge0: port 2(bridge_slave_1) entered blocking state [ 1010.992138][ T9811] bridge0: port 2(bridge_slave_1) entered disabled state [ 1010.999792][ T9811] device bridge_slave_1 entered promiscuous mode [ 1011.017021][ T9811] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 1011.027755][ T9811] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 1011.047815][ T9811] team0: Port device team_slave_0 added [ 1011.055286][ T9811] team0: Port device team_slave_1 added [ 1011.070307][ T9811] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 1011.077432][ T9811] 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. [ 1011.103499][ T9811] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 1011.115984][ T9811] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 1011.123098][ T9811] 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. [ 1011.149127][ T9811] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 1011.213331][ T9811] device hsr_slave_0 entered promiscuous mode [ 1011.251742][ T9811] device hsr_slave_1 entered promiscuous mode [ 1011.354500][ T9811] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 1011.404448][ T9811] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 1011.463640][ T9811] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 1011.523283][ T9811] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 1011.576621][ T9811] bridge0: port 2(bridge_slave_1) entered blocking state [ 1011.583876][ T9811] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1011.591705][ T9811] bridge0: port 1(bridge_slave_0) entered blocking state [ 1011.598818][ T9811] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1011.642099][ T9811] 8021q: adding VLAN 0 to HW filter on device bond0 [ 1011.655760][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1011.666305][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 1011.674637][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 1011.683434][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bond0: link becomes ready [ 1011.695927][ T9811] 8021q: adding VLAN 0 to HW filter on device team0 [ 1011.713645][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1011.723089][ T9821] bridge0: port 1(bridge_slave_0) entered blocking state [ 1011.730145][ T9821] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1011.737943][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1011.746447][ T9821] bridge0: port 2(bridge_slave_1) entered blocking state [ 1011.753538][ T9821] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1011.773463][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 1011.782557][ T9821] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 1011.794982][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 1011.803839][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1011.814318][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1011.826042][ T9811] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 1011.843616][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 1011.854306][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 1011.867471][ T9811] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 1011.885714][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1011.905548][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1011.914736][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1011.923168][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1011.933906][ T9811] device veth0_vlan entered promiscuous mode [ 1011.946231][ T9811] device veth1_vlan entered promiscuous mode [ 1011.972373][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1011.980838][ T3164] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1011.992902][ T9811] device veth0_macvtap entered promiscuous mode [ 1012.003023][ T9811] device veth1_macvtap entered promiscuous mode [ 1012.020034][ T9811] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 1012.027676][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 1012.036316][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1012.045475][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1012.054453][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1012.065729][ T9811] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 1012.074094][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1012.084019][ T9819] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2020/02/24 11:59:31 executed programs: 127 2020/02/24 11:59:36 executed programs: 323 [ 1021.161316][ T12] ------------[ cut here ]------------ [ 1021.167034][ T12] Unexpected user alpha2: A [ 1021.173046][ T12] WARNING: CPU: 0 PID: 12 at net/wireless/reg.c:418 restore_regulatory_settings+0x226/0x13e0 [ 1021.183301][ T12] Kernel panic - not syncing: panic_on_warn set ... [ 1021.189891][ T12] CPU: 0 PID: 12 Comm: kworker/0:1 Not tainted 5.6.0-rc2-syzkaller #0 [ 1021.198156][ T12] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 1021.208571][ T12] Workqueue: events_power_efficient crda_timeout_work [ 1021.215329][ T12] Call Trace: [ 1021.218680][ T12] dump_stack+0x197/0x210 [ 1021.223016][ T12] ? restore_regulatory_settings+0x200/0x13e0 [ 1021.229159][ T12] panic+0x2e3/0x75c [ 1021.233507][ T12] ? add_taint.cold+0x16/0x16 [ 1021.238298][ T12] ? __kasan_check_write+0x14/0x20 [ 1021.243429][ T12] ? __warn.cold+0x14/0x3e [ 1021.247857][ T12] ? __warn+0xd9/0x1cf [ 1021.252034][ T12] ? restore_regulatory_settings+0x226/0x13e0 [ 1021.258121][ T12] __warn.cold+0x2f/0x3e [ 1021.262374][ T12] ? restore_regulatory_settings+0x226/0x13e0 [ 1021.268483][ T12] report_bug+0x289/0x300 [ 1021.272905][ T12] do_error_trap+0x11b/0x200 [ 1021.277550][ T12] do_invalid_op+0x37/0x50 [ 1021.281981][ T12] ? restore_regulatory_settings+0x226/0x13e0 [ 1021.288228][ T12] invalid_op+0x23/0x30 [ 1021.292399][ T12] RIP: 0010:restore_regulatory_settings+0x226/0x13e0 [ 1021.299115][ T12] Code: 03 44 89 f6 e8 fb 49 08 fa 45 84 f6 0f 85 9a 07 00 00 e8 ad 48 08 fa 41 0f be d5 0f be f3 48 c7 c7 00 52 10 89 e8 c9 99 d8 f9 <0f> 0b e8 93 48 08 fa 4c 8b 2d 4c 9a 23 03 48 b8 00 00 00 00 00 fc [ 1021.318742][ T12] RSP: 0018:ffffc90000d2fc10 EFLAGS: 00010286 [ 1021.324814][ T12] RAX: 0000000000000000 RBX: 0000000000000041 RCX: 0000000000000000 [ 1021.332782][ T12] RDX: 0000000000000000 RSI: ffffffff815eae46 RDI: fffff520001a5f74 [ 1021.340753][ T12] RBP: ffffc90000d2fd10 R08: ffff8880a99f8300 R09: ffffed1015d06659 [ 1021.348725][ T12] R10: ffffed1015d06658 R11: ffff8880ae8332c7 R12: 0000000000000001 [ 1021.356698][ T12] R13: 0000000000000000 R14: 0000000000000000 R15: ffff8880a997a400 [ 1021.364762][ T12] ? vprintk_func+0x86/0x189 [ 1021.369376][ T12] ? set_regdom+0xbf0/0xbf0 [ 1021.373939][ T12] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 1021.380129][ T12] crda_timeout_work+0x21/0x30 [ 1021.384951][ T12] process_one_work+0xa05/0x17a0 [ 1021.390024][ T12] ? mark_held_locks+0xf0/0xf0 [ 1021.394822][ T12] ? pwq_dec_nr_in_flight+0x320/0x320 [ 1021.400199][ T12] ? lock_acquire+0x190/0x410 [ 1021.404906][ T12] worker_thread+0x98/0xe40 [ 1021.409465][ T12] ? trace_hardirqs_on+0x67/0x240 [ 1021.414567][ T12] kthread+0x361/0x430 [ 1021.418646][ T12] ? process_one_work+0x17a0/0x17a0 [ 1021.423850][ T12] ? kthread_mod_delayed_work+0x1f0/0x1f0 [ 1021.429575][ T12] ret_from_fork+0x24/0x30 [ 1021.435803][ T12] Kernel Offset: disabled [ 1021.440211][ T12] Rebooting in 86400 seconds..