WARNING: can't dereference registers at ffffffff8720e0f3 for ip apic_timer_interrupt+0x93/0xa0 arch/x86/entry/entry_64.S:793 audit: type=1804 audit(1612259574.543:346): pid=10111 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.5" name="/root/syzkaller-testdir314495277/syzkaller.vBQCgv/578/file0" dev="sda1" ino=16465 res=1 overlayfs: filesystem on './file0' not supported as upperdir audit: type=1804 audit(1612259574.573:347): pid=10111 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.5" name="/root/syzkaller-testdir314495277/syzkaller.vBQCgv/578/file0" dev="sda1" ino=16465 res=1 print_req_error: I/O error, dev loop7, sector 0 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.0'. print_req_error: I/O error, dev loop7, sector 1024 netlink: 236 bytes leftover after parsing attributes in process `syz-executor.0'. Unable to determine destination address. print_req_error: I/O error, dev loop7, sector 0 batman_adv: batadv0: Removing interface: batadv_slave_0 print_req_error: I/O error, dev loop7, sector 0 print_req_error: I/O error, dev loop7, sector 0 Buffer I/O error on dev loop7, logical block 0, async page read print_req_error: I/O error, dev loop7, sector 0 Buffer I/O error on dev loop7, logical block 0, async page read IPv6: ADDRCONF(NETDEV_UP): batadv_slave_0: link is not ready team0: Port device batadv_slave_0 added ip_tables: iptables: counters copy to user failed while replacing table batman_adv: batadv0: Interface deactivated: batadv_slave_0 batman_adv: batadv0: Removing interface: batadv_slave_0 team0: Device batadv_slave_0 is up. Set it down before adding it as a team port team0: Device batadv_slave_0 is up. Set it down before adding it as a team port team0: Device batadv_slave_0 is up. Set it down before adding it as a team port IPVS: ftp: loaded support on port[0] = 21 Cannot find set identified by id 0 to match IPVS: ftp: loaded support on port[0] = 21 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. bond0: Enslaving macvlan2 as an active interface with an up link netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. bond0: Releasing backup interface macvlan2 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.5'. netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. bond0: Enslaving macvlan2 as an active interface with an up link bond0: Enslaving macvlan2 as an active interface with an up link netlink: 4 bytes leftover after parsing attributes in process `syz-executor.5'. bond0: Releasing backup interface macvlan2 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. bond0: Releasing backup interface macvlan2 IPVS: ftp: loaded support on port[0] = 21 netlink: 24 bytes leftover after parsing attributes in process `syz-executor.1'. netlink: 412 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 412 bytes leftover after parsing attributes in process `syz-executor.4'. bond0: Enslaving macvlan2 as an active interface with an up link bond0: Enslaving macvlan2 as an active interface with an up link bond0: Releasing backup interface macvlan2 bond0: Releasing backup interface macvlan2 bond0: Enslaving macvlan2 as an active interface with an up link bond0: Releasing backup interface macvlan2 bond0: Enslaving macvlan2 as an active interface with an up link bond0: Releasing backup interface macvlan2