[ OK ] Reached target Login Prompts. [ OK ] Reached target Multi-User System. [ OK ] Reached target Graphical Interface. Starting Update UTMP about System Runlevel Changes... [ OK ] Started Update UTMP about System Runlevel Changes. Debian GNU/Linux 9 syzkaller ttyS0 Warning: Permanently added '10.128.1.27' (ECDSA) to the list of known hosts. 2020/06/08 07:06:21 fuzzer started 2020/06/08 07:06:21 dialing manager at 10.128.0.105:40519 2020/06/08 07:06:21 syscalls: 3055 2020/06/08 07:06:21 code coverage: enabled 2020/06/08 07:06:21 comparison tracing: enabled 2020/06/08 07:06:21 extra coverage: enabled 2020/06/08 07:06:21 setuid sandbox: enabled 2020/06/08 07:06:21 namespace sandbox: enabled 2020/06/08 07:06:21 Android sandbox: /sys/fs/selinux/policy does not exist 2020/06/08 07:06:21 fault injection: enabled 2020/06/08 07:06:21 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/06/08 07:06:21 net packet injection: enabled 2020/06/08 07:06:21 net device setup: enabled 2020/06/08 07:06:21 concurrency sanitizer: enabled 2020/06/08 07:06:21 devlink PCI setup: PCI device 0000:00:10.0 is not available 2020/06/08 07:06:21 USB emulation: enabled syzkaller login: [ 49.115522][ T8928] KCSAN: could not find function: 'poll_schedule_timeout' 2020/06/08 07:06:28 adding functions to KCSAN blacklist: 'do_exit' 'shmem_getpage_gfp' 'decrypt_packet' '__mark_inode_dirty' '__mpage_writepage' 'futex_wait_queue_me' 'do_signal_stop' 'tick_sched_do_timer' 'poll_schedule_timeout' 'kauditd_thread' '__add_to_page_cache_locked' 'ep_poll' 'n_tty_receive_buf_common' '__send_signal' 'generic_fillattr' 'generic_write_end' 'echo_char' 'pcpu_alloc' 'wbt_wait' 'audit_log_start' '__ext4_new_inode' 'find_get_pages_range_tag' 'run_timer_softirq' 'copy_process' 'exit_signals' 'blk_mq_dispatch_rq_list' 'ext4_mb_good_group' 'ext4_free_inodes_count' '__process_echoes' 'shmem_file_read_iter' '____sys_sendmsg' 'ktime_get_real_seconds' 'mod_timer' 'generic_file_read_iter' 'fuse_abort_conn' '__snd_rawmidi_transmit_ack' '__x64_sys_ptrace' 'commit_echoes' 'tick_nohz_idle_stop_tick' 'page_counter_charge' 'do_syslog' 'xas_clear_mark' 'blk_mq_sched_dispatch_requests' 'atime_needs_update' 'do_nanosleep' 'ext4_mark_iloc_dirty' 'dd_has_work' 'fasync_remove_entry' 'file_update_time' 'add_timer' 'unix_release_sock' '_find_next_bit' [ 54.951768][ T8928] KCSAN: could not find function: '_find_next_bit' 07:09:45 executing program 0: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x0, 0x0) fcntl$F_SET_RW_HINT(r0, 0x3, 0x0) [ 252.398047][ T8931] IPVS: ftp: loaded support on port[0] = 21 [ 252.467887][ T8931] chnl_net:caif_netlink_parms(): no params data found [ 252.507000][ T8931] bridge0: port 1(bridge_slave_0) entered blocking state 07:09:46 executing program 1: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x0, 0x0) ioctl$TCGETS2(r0, 0x5452, &(0x7f0000000040)) [ 252.514179][ T8931] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.522036][ T8931] device bridge_slave_0 entered promiscuous mode [ 252.531613][ T8931] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.539298][ T8931] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.547682][ T8931] device bridge_slave_1 entered promiscuous mode [ 252.571137][ T8931] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 252.582701][ T8931] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 252.603151][ T8931] team0: Port device team_slave_0 added [ 252.610402][ T8931] team0: Port device team_slave_1 added [ 252.626355][ T8931] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 252.633600][ T8931] 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. [ 252.660001][ T8931] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 252.672574][ T8931] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 252.679543][ T8931] 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. [ 252.705998][ T8931] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active 07:09:46 executing program 2: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x0, 0x0) ioctl$RNDZAPENTCNT(r0, 0x5452, &(0x7f0000000040)) [ 252.774204][ T8931] device hsr_slave_0 entered promiscuous mode [ 252.812554][ T8931] device hsr_slave_1 entered promiscuous mode [ 252.894132][ T9093] IPVS: ftp: loaded support on port[0] = 21 [ 253.005130][ T8931] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 253.045077][ T8931] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 253.068574][ T9166] IPVS: ftp: loaded support on port[0] = 21 [ 253.088155][ T8931] netdevsim netdevsim0 netdevsim2: renamed from eth2 07:09:46 executing program 3: r0 = openat$full(0xffffffffffffff9c, &(0x7f0000000300)='/dev/full\x00', 0x0, 0x0) ioctl$sock_SIOCGIFVLAN_GET_VLAN_VID_CMD(r0, 0x5452, &(0x7f00000001c0)) [ 253.150794][ T8931] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 253.223185][ T9093] chnl_net:caif_netlink_parms(): no params data found [ 253.255998][ T8931] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.263112][ T8931] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.270361][ T8931] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.277491][ T8931] bridge0: port 1(bridge_slave_0) entered forwarding state 07:09:46 executing program 4: r0 = memfd_create(&(0x7f0000000580)='-B\xd5NI\xc5j\xbappp\xf0\b\x84\xa2m\x00:)\x00\xbb\x8d\xac\xacva}knh#\b\x00\x00\x00\xc0:\x9cc\x10d\xee\xa9\x8bCc\xad\x89\x9ck\xde\xc5\xe9\xaa\x9b\xc3\x14\xd2\xd1y\x1f\x9e\x856\xddU\xa9=\xcdJx\xaa\x8f~\xb90a\xa9\xb2\x04K\x98\x93?\x88Q\xf7\xd6\x1d\xa1\xce\x8b\x19\xea\xef\xe3\xab\xb6\xa5$4\xd6\xfe7\x0f\xe7\xd9$\xce(\xabN\xae\xc9\xbd\xd3g@\xe1\'s\x0e\x90\xf2\xcdr\xb8(\xb8\xd9\xa3\xc4p\xf4\\>A\x11U\x99\x8d\xa3\x86\xb7\x1d\x87z\xd3\xc4\xdf\x13/\x97Yy\x8b{\x1df\x8d/\x90\xd3<\xf8\x18\xa4\x88\xcf\x048\xb4\xbe\xfa\xa5\xb7\xd6\xa5&);\x1br\xd2a\xf2\x8b\xa7\x15\xbe\x95\xeb\x1bB\xacoyP\xbb\x1c\xb9S-\xe0oK\xac\x00;S\x8a\x01\xd2\xca<\x04\xaf\x04\x9a\x9d\x84\xa5\x94J>F\xc5V\xc6\xfa\x8e\v\xe1\x82\x03`\xf8\xca\xf4\x89\r^Z44\x91\xeb\xf4$\xf3\x1d\xd5\xbd\xb6ZZ\xd8\xfdS\r\x98\x06/\x9a%m\xcf\xab u\xa6Fw\xde\xb4?\r\xbdK\xfb\xf2\x13\xb3\xfa\x00\xaaP\xc9t\x7f\'\xba\x12', 0x0) pwrite64(r0, &(0x7f00000006c0)='/', 0x1, 0x0) mmap(&(0x7f0000001000/0x4000)=nil, 0x4000, 0x4, 0x11, r0, 0x0) symlink(&(0x7f0000001000)='./file0\x00', &(0x7f0000000040)='./file0\x00') r1 = socket$unix(0x1, 0x2, 0x0) syncfs(r1) setxattr$trusted_overlay_upper(&(0x7f0000000000)='./file0\x00', 0x0, 0x0, 0x0, 0x0) [ 253.426631][ T9093] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.436385][ T9093] bridge0: port 1(bridge_slave_0) entered disabled state [ 253.452979][ T9093] device bridge_slave_0 entered promiscuous mode [ 253.480026][ T9320] IPVS: ftp: loaded support on port[0] = 21 [ 253.492759][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 253.503709][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 253.528178][ T9166] chnl_net:caif_netlink_parms(): no params data found [ 253.553937][ T9093] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.561626][ T9093] bridge0: port 2(bridge_slave_1) entered disabled state [ 253.582827][ T9093] device bridge_slave_1 entered promiscuous mode [ 253.655421][ T8931] 8021q: adding VLAN 0 to HW filter on device bond0 [ 253.676650][ T9093] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 253.690027][ T9093] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link 07:09:47 executing program 5: r0 = openat$null(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/null\x00', 0x0, 0x0) ioctl$sock_SIOCGIFVLAN_GET_VLAN_INGRESS_PRIORITY_CMD(r0, 0x8901, &(0x7f0000000080)) [ 253.706654][ T9373] IPVS: ftp: loaded support on port[0] = 21 [ 253.713545][ T8931] 8021q: adding VLAN 0 to HW filter on device team0 [ 253.724595][ T5299] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 253.733182][ T5299] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 253.782453][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 253.791310][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 253.803117][ T3354] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.810248][ T3354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 253.820456][ T9093] team0: Port device team_slave_0 added [ 253.852831][ T9166] bridge0: port 1(bridge_slave_0) entered blocking state [ 253.859962][ T9166] bridge0: port 1(bridge_slave_0) entered disabled state [ 253.869205][ T9166] device bridge_slave_0 entered promiscuous mode [ 253.877135][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 253.886522][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 253.895172][ T49] bridge0: port 2(bridge_slave_1) entered blocking state [ 253.902218][ T49] bridge0: port 2(bridge_slave_1) entered forwarding state [ 253.910159][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 253.919134][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 253.928704][ T9093] team0: Port device team_slave_1 added [ 253.946523][ T9093] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 253.954143][ T9093] 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. [ 253.981000][ T9093] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 253.995781][ T9166] bridge0: port 2(bridge_slave_1) entered blocking state [ 254.003045][ T9166] bridge0: port 2(bridge_slave_1) entered disabled state [ 254.010723][ T9166] device bridge_slave_1 entered promiscuous mode [ 254.021639][ T9093] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 254.025080][ T9455] IPVS: ftp: loaded support on port[0] = 21 [ 254.029945][ T9093] 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. [ 254.060659][ T9093] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 254.074689][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 254.083499][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 254.154641][ T9093] device hsr_slave_0 entered promiscuous mode [ 254.212551][ T9093] device hsr_slave_1 entered promiscuous mode [ 254.272209][ T9093] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 254.279828][ T9093] Cannot create hsr debugfs directory [ 254.286323][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 254.294793][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 254.303514][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 254.325615][ T9166] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 254.336721][ T9166] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 254.360070][ T9320] chnl_net:caif_netlink_parms(): no params data found [ 254.402904][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 254.411326][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 254.445290][ T9166] team0: Port device team_slave_0 added [ 254.454710][ T9166] team0: Port device team_slave_1 added [ 254.461371][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 254.470540][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 254.482454][ T8931] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 254.520541][ T9320] bridge0: port 1(bridge_slave_0) entered blocking state [ 254.528962][ T9320] bridge0: port 1(bridge_slave_0) entered disabled state [ 254.537109][ T9320] device bridge_slave_0 entered promiscuous mode [ 254.547306][ T9320] bridge0: port 2(bridge_slave_1) entered blocking state [ 254.554775][ T9320] bridge0: port 2(bridge_slave_1) entered disabled state [ 254.562717][ T9320] device bridge_slave_1 entered promiscuous mode [ 254.585160][ T9166] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 254.593079][ T9166] 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. [ 254.619513][ T9166] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 254.632327][ T9166] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 254.639271][ T9166] 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. [ 254.665530][ T9166] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 254.687152][ T9320] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 254.705393][ T9373] chnl_net:caif_netlink_parms(): no params data found [ 254.732130][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 254.739526][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 254.750397][ T9320] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 254.814245][ T9166] device hsr_slave_0 entered promiscuous mode [ 254.852496][ T9166] device hsr_slave_1 entered promiscuous mode [ 254.892195][ T9166] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 254.899760][ T9166] Cannot create hsr debugfs directory [ 254.908098][ T9093] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 254.974542][ T9093] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 255.038291][ T8931] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 255.058539][ T9093] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 255.084656][ T9320] team0: Port device team_slave_0 added [ 255.090363][ T9093] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 255.150725][ T9320] team0: Port device team_slave_1 added [ 255.187225][ T9455] chnl_net:caif_netlink_parms(): no params data found [ 255.216907][ T9320] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 255.224553][ T9320] 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. [ 255.252308][ T9320] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 255.290384][ T9320] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 255.297392][ T9320] 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. [ 255.324140][ T9320] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 255.358045][ T9373] bridge0: port 1(bridge_slave_0) entered blocking state [ 255.366847][ T9373] bridge0: port 1(bridge_slave_0) entered disabled state [ 255.374695][ T9373] device bridge_slave_0 entered promiscuous mode [ 255.389792][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 255.398897][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 255.420579][ T9455] bridge0: port 1(bridge_slave_0) entered blocking state [ 255.429066][ T9455] bridge0: port 1(bridge_slave_0) entered disabled state [ 255.436966][ T9455] device bridge_slave_0 entered promiscuous mode [ 255.444420][ T9373] bridge0: port 2(bridge_slave_1) entered blocking state [ 255.451440][ T9373] bridge0: port 2(bridge_slave_1) entered disabled state [ 255.459438][ T9373] device bridge_slave_1 entered promiscuous mode [ 255.474501][ T9166] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 255.564534][ T9320] device hsr_slave_0 entered promiscuous mode [ 255.612816][ T9320] device hsr_slave_1 entered promiscuous mode [ 255.652106][ T9320] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 255.659664][ T9320] Cannot create hsr debugfs directory [ 255.669715][ T9455] bridge0: port 2(bridge_slave_1) entered blocking state [ 255.676938][ T9455] bridge0: port 2(bridge_slave_1) entered disabled state [ 255.684986][ T9455] device bridge_slave_1 entered promiscuous mode [ 255.693099][ T9373] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 255.706365][ T9373] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 255.727313][ T9166] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 255.801089][ T9373] team0: Port device team_slave_0 added [ 255.809107][ T9166] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 255.861062][ T9455] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 255.884009][ T9373] team0: Port device team_slave_1 added [ 255.889672][ T9166] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 255.924285][ T9455] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 255.942741][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 255.951095][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 255.959941][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 255.968027][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 256.004463][ T8931] device veth0_vlan entered promiscuous mode [ 256.033459][ T9093] 8021q: adding VLAN 0 to HW filter on device bond0 [ 256.046393][ T8931] device veth1_vlan entered promiscuous mode [ 256.054414][ T9373] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 256.061356][ T9373] 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. [ 256.088444][ T9373] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 256.101465][ T9455] team0: Port device team_slave_0 added [ 256.120053][ T9093] 8021q: adding VLAN 0 to HW filter on device team0 [ 256.131490][ T9373] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 256.141806][ T9373] 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. [ 256.168115][ T9373] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 256.180523][ T9455] team0: Port device team_slave_1 added [ 256.187160][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 256.195613][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 256.204693][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 256.212730][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 256.233124][ T9320] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 256.284603][ T9320] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 256.365770][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 256.374628][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 256.385230][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 256.392410][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 256.414565][ T9320] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 256.459389][ T9455] batman_adv: batadv0: Adding interface: batadv_slave_0 [ 256.466747][ T9455] 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. [ 256.493391][ T9455] batman_adv: batadv0: Not using interface batadv_slave_0 (retrying later): interface not active [ 256.504969][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 256.514185][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 256.523152][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 256.532410][ T8931] device veth0_macvtap entered promiscuous mode [ 256.539914][ T9320] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 256.654201][ T9373] device hsr_slave_0 entered promiscuous mode [ 256.702264][ T9373] device hsr_slave_1 entered promiscuous mode [ 256.772184][ T9373] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 256.779745][ T9373] Cannot create hsr debugfs directory [ 256.786383][ T9455] batman_adv: batadv0: Adding interface: batadv_slave_1 [ 256.794210][ T9455] 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. [ 256.820873][ T9455] batman_adv: batadv0: Not using interface batadv_slave_1 (retrying later): interface not active [ 256.838160][ T8931] device veth1_macvtap entered promiscuous mode [ 256.847484][ T4137] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 256.856242][ T4137] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 256.924637][ T9455] device hsr_slave_0 entered promiscuous mode [ 256.972514][ T9455] device hsr_slave_1 entered promiscuous mode [ 257.021956][ T9455] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 257.029574][ T9455] Cannot create hsr debugfs directory [ 257.043540][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 257.053799][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 257.062349][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 257.069466][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 257.077885][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 257.115386][ T49] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 257.127051][ T8931] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 257.139875][ T9166] 8021q: adding VLAN 0 to HW filter on device bond0 [ 257.155065][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 257.163997][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 257.177099][ T8931] batman_adv: batadv0: Interface activated: batadv_slave_1 [ 257.196823][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 257.207123][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 257.216234][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 257.225206][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 257.233962][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 257.241488][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 257.250123][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 257.266976][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 257.276099][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 257.285309][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 257.293927][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 257.308445][ T9166] 8021q: adding VLAN 0 to HW filter on device team0 [ 257.322113][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 257.331356][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 257.358644][ T9093] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 257.380103][ T9373] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 257.454619][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 257.463147][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 257.471629][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 257.478684][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 257.595284][ T9373] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 257.644221][ T9373] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 257.705974][ T9373] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 257.763804][ T4137] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 257.772313][ T4137] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 257.781705][ T4137] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 257.790665][ T4137] bridge0: port 2(bridge_slave_1) entered blocking state [ 257.797877][ T4137] bridge0: port 2(bridge_slave_1) entered forwarding state 07:09:51 executing program 0: prlimit64(0x0, 0xe, &(0x7f0000000280)={0x9, 0x8d}, 0x0) getpid() sched_setattr(0x0, &(0x7f0000000040)={0x30, 0x2, 0x0, 0x0, 0x9}, 0x0) setsockopt$IP_VS_SO_SET_ADDDEST(0xffffffffffffffff, 0x0, 0x4, 0x0, 0x0) r0 = socket$inet6(0xa, 0x2, 0x0) recvmmsg(r0, &(0x7f0000000d40), 0x0, 0x0, 0x0) pipe(&(0x7f0000000ac0)={0xffffffffffffffff, 0xffffffffffffffff}) fcntl$setpipe(r2, 0x407, 0x0) write(r2, &(0x7f0000000340), 0x41395527) vmsplice(r1, &(0x7f0000000000)=[{&(0x7f0000000500), 0x3528a9c0}], 0x1, 0x0) sched_setattr(0x0, &(0x7f0000000080)={0x38, 0x2, 0x0, 0x0, 0x3}, 0x0) r3 = creat(&(0x7f0000000240)='./bus\x00', 0x0) ioctl$EXT4_IOC_SETFLAGS(r3, 0x40086602, &(0x7f0000000040)) r4 = syz_genetlink_get_family_id$nl80211(0x0) r5 = creat(&(0x7f0000000240)='./bus\x00', 0x0) lseek(r5, 0x7ffffc, 0x0) write$binfmt_elf64(r5, &(0x7f0000000140)=ANY=[@ANYRESOCT, @ANYRESDEC, @ANYRES64=r4, @ANYRESOCT, @ANYRES32, @ANYRESOCT], 0xfd14) ioctl$FS_IOC_FIEMAP(r5, 0xc020660b, &(0x7f00000007c0)={0x0, 0x78c14229}) [ 257.888349][ T9093] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 257.912277][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 257.921160][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 257.964654][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 257.972500][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 257.986903][ T9320] 8021q: adding VLAN 0 to HW filter on device bond0 [ 258.017167][ T9455] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 258.074963][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 258.084641][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 258.096456][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 258.105499][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 258.121601][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 258.131077][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 258.141838][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 258.153766][ T9455] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 258.208363][ T9455] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 258.254258][ T9455] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 258.300330][ T9320] 8021q: adding VLAN 0 to HW filter on device team0 [ 258.307958][ T9166] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 258.318930][ T9166] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 258.327251][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 258.335845][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 258.344360][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 258.352208][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 258.391815][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 258.401531][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 258.410470][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 258.419457][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 258.428282][ T8592] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.435345][ T8592] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.444347][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 258.467049][ T9093] device veth0_vlan entered promiscuous mode [ 258.473907][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 258.484598][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 258.493577][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.500587][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.511054][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 258.520170][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 258.528673][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 258.537675][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 258.545917][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 258.571297][ T9093] device veth1_vlan entered promiscuous mode [ 258.578272][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 258.586837][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 258.596082][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 258.604412][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 258.632799][ T9373] 8021q: adding VLAN 0 to HW filter on device bond0 [ 258.642664][ T9166] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 258.657448][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan1: link becomes ready [ 258.666106][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 258.675034][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 258.683852][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 258.692411][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 258.700998][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 258.709549][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 258.718132][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 258.726852][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 258.735142][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 258.745334][ T9320] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 258.776818][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready 07:09:52 executing program 0: syz_read_part_table(0x0, 0x1, &(0x7f0000000040)=[{&(0x7f0000000000)="020185ffffff0a000000ff45ac0000ffffffa500e9311900000000000006800000005fb90000e100e2ff877700720030070085ffffff00000000008000da55aa", 0x40, 0x1c0}]) [ 258.788666][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 258.799643][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 258.832273][ T8592] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 258.857665][ T9373] 8021q: adding VLAN 0 to HW filter on device team0 [ 258.865472][T10196] loop0: p1 < > p2 p3 p4 < p5 > [ 258.870478][T10196] loop0: partition table partially beyond EOD, truncated [ 258.887496][T10196] loop0: p1 start 10 is beyond EOD, truncated [ 258.902591][T10196] loop0: p2 start 25 is beyond EOD, truncated [ 258.908766][T10196] loop0: p3 start 4293001441 is beyond EOD, truncated [ 258.922951][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 258.931400][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 258.935301][T10196] loop0: p4 size 2 extends beyond EOD, truncated [ 258.948919][ T17] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.954311][T10196] loop0: p5 start 25 is beyond EOD, truncated [ 258.956018][ T17] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.978274][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 258.987322][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 258.995688][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.002892][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.010940][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 259.018538][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready 07:09:52 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r0, &(0x7f000057eff8)=@abs, 0x6e) sendmmsg$unix(r1, &(0x7f00000bd000), 0x318, 0x0) recvmmsg(r0, &(0x7f00000000c0), 0x10106, 0x2, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ppoll(&(0x7f0000000500)=[{r1, 0x2103, 0x64}], 0x1, 0x0, 0x0, 0x0) write$9p(0xffffffffffffffff, 0x0, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(0xffffffffffffffff, 0x8912, 0x400200) getsockname$packet(0xffffffffffffffff, 0x0, &(0x7f0000000200)) [ 259.049473][ T9320] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 259.059793][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.069747][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 259.103906][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 259.132415][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 259.141086][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 259.162723][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 259.171294][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 259.197497][ T9093] device veth0_macvtap entered promiscuous mode [ 259.244378][ T9166] device veth0_vlan entered promiscuous mode [ 259.255518][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): macvtap0: link becomes ready [ 259.267436][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 259.292958][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 259.300727][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 259.343157][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 259.359593][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 259.396558][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 259.433017][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 259.441358][ T3354] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 259.457276][T10209] ================================================================== [ 259.465387][ T9093] device veth1_macvtap entered promiscuous mode [ 259.465402][T10209] BUG: KCSAN: data-race in poll_schedule_timeout.constprop.0 / pollwake [ 259.465493][T10209] [ 259.482345][T10209] write to 0xffffc90005c07c20 of 4 bytes by task 10207 on cpu 1: [ 259.490068][T10209] pollwake+0xe6/0x140 [ 259.494132][T10209] __wake_up_common+0x76/0x180 [ 259.498888][T10209] __wake_up_common_lock+0x77/0xb0 [ 259.503996][T10209] unix_dgram_peer_wake_relay+0xdf/0x170 [ 259.504238][ T9093] batman_adv: The newly added mac address (aa:aa:aa:aa:aa:3d) already exists on: batadv_slave_0 [ 259.509636][T10209] __wake_up_common+0x76/0x180 [ 259.524770][T10209] __wake_up_common_lock+0x77/0xb0 [ 259.529875][T10209] unix_dgram_recvmsg+0x28f/0xbf0 [ 259.531665][ T9093] batman_adv: It is strongly recommended to keep mac addresses unique to avoid problems! [ 259.534901][T10209] ____sys_recvmsg+0x343/0x350 [ 259.549424][T10209] ___sys_recvmsg+0xb2/0x100 [ 259.554008][T10209] do_recvmmsg+0x17a/0x540 [ 259.558419][T10209] __sys_recvmmsg+0x1f1/0x200 [ 259.563093][T10209] __x64_sys_recvmmsg+0x82/0xb0 [ 259.566270][ T9093] batman_adv: batadv0: Interface activated: batadv_slave_0 [ 259.567949][T10209] do_syscall_64+0xc7/0x3b0 [ 259.579599][T10209] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 259.585471][T10209] [ 259.587799][T10209] read to 0xffffc90005c07c20 of 4 bytes by task 10209 on cpu 0: [ 259.595558][T10209] poll_schedule_timeout.constprop.0+0x4c/0xc0 [ 259.596616][ T9166] device veth1_vlan entered promiscuous mode [ 259.601703][T10209] do_sys_poll+0x670/0x990 [ 259.601717][T10209] __x64_sys_ppoll+0x156/0x190 [ 259.601735][T10209] do_syscall_64+0xc7/0x3b0 [ 259.601767][T10209] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 259.627197][T10209] [ 259.629516][T10209] Reported by Kernel Concurrency Sanitizer on: [ 259.635666][T10209] CPU: 0 PID: 10209 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 259.644325][T10209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.654390][T10209] ================================================================== [ 259.662463][T10209] Kernel panic - not syncing: panic_on_warn set ... [ 259.669046][T10209] CPU: 0 PID: 10209 Comm: syz-executor.0 Not tainted 5.7.0-rc1-syzkaller #0 [ 259.677705][T10209] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 259.687775][T10209] Call Trace: [ 259.691073][T10209] dump_stack+0x11d/0x187 [ 259.695411][T10209] panic+0x210/0x640 [ 259.699309][T10209] ? vprintk_func+0x89/0x13a [ 259.703901][T10209] kcsan_report.cold+0xc/0x1a [ 259.708593][T10209] kcsan_setup_watchpoint+0x3fb/0x440 [ 259.713969][T10209] poll_schedule_timeout.constprop.0+0x4c/0xc0 [ 259.718720][ T9320] device veth0_vlan entered promiscuous mode [ 259.720215][T10209] do_sys_poll+0x670/0x990 [ 259.730601][T10209] ? psi_group_change+0xfe/0x1c0 [ 259.735545][T10209] ? set_next_entity+0x8b/0x190 [ 259.740397][T10209] ? debug_smp_processor_id+0x3f/0x129 [ 259.745860][T10209] ? _raw_spin_unlock_irq+0x55/0x80 [ 259.751063][T10209] ? finish_task_switch+0x7b/0x260 [ 259.756166][T10209] ? __switch_to+0x13a/0x470 [ 259.760758][T10209] ? __schedule+0x30f/0x6b0 [ 259.765263][T10209] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 259.766918][ T9320] device veth1_vlan entered promiscuous mode [ 259.771182][T10209] ? __read_once_size+0x45/0xd0 [ 259.771200][T10209] ? poll_select_finish+0x440/0x440 [ 259.771232][T10209] ? do_futex+0xef/0x15b0 [ 259.791516][T10209] ? __do_sys_perf_event_open+0x90/0x1c80 [ 259.797241][T10209] ? __sanitizer_cov_trace_switch+0x45/0x70 [ 259.803124][T10209] ? __read_once_size+0x45/0xd0 [ 259.807978][T10209] ? ktime_get_ts64+0x286/0x2c0 [ 259.812825][T10209] ? _copy_to_user+0x9c/0xb0 [ 259.817583][T10209] __x64_sys_ppoll+0x156/0x190 [ 259.822343][T10209] ? debug_smp_processor_id+0x3f/0x129 [ 259.827801][T10209] do_syscall_64+0xc7/0x3b0 [ 259.832305][T10209] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 259.838201][T10209] RIP: 0033:0x45ca69 [ 259.842096][T10209] Code: 0d b7 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 db b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 259.861689][T10209] RSP: 002b:00007f1bd6a2fc78 EFLAGS: 00000246 ORIG_RAX: 000000000000010f [ 259.870090][T10209] RAX: ffffffffffffffda RBX: 00000000004f9980 RCX: 000000000045ca69 [ 259.878049][T10209] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000020000500 [ 259.886024][T10209] RBP: 000000000078c040 R08: 0000000000000000 R09: 0000000000000000 [ 259.893982][T10209] R10: 0000000000000000 R11: 0000000000000246 R12: 00000000ffffffff [ 259.901939][T10209] R13: 000000000000082c R14: 00000000004cb04a R15: 00007f1bd6a306d4 [ 259.911880][T10209] Kernel Offset: disabled [ 259.916465][T10209] Rebooting in 86400 seconds..