[ 33.701228] audit: type=1800 audit(1549958164.639:27): pid=7347 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 33.721988] audit: type=1800 audit(1549958164.639:28): pid=7347 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="ssh" dev="sda1" ino=2417 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. [ 34.641525] audit: type=1800 audit(1549958165.639:29): pid=7347 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 34.660401] audit: type=1800 audit(1549958165.639:30): pid=7347 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 '10.128.0.192' (ECDSA) to the list of known hosts. 2019/02/12 07:56:17 parsed 1 programs 2019/02/12 07:56:19 executed programs: 0 syzkaller login: [ 48.521616] IPVS: ftp: loaded support on port[0] = 21 [ 48.553878] IPVS: ftp: loaded support on port[0] = 21 [ 48.554086] IPVS: ftp: loaded support on port[0] = 21 [ 48.574033] IPVS: ftp: loaded support on port[0] = 21 [ 48.574241] IPVS: ftp: loaded support on port[0] = 21 [ 48.584383] IPVS: ftp: loaded support on port[0] = 21 [ 48.803648] chnl_net:caif_netlink_parms(): no params data found [ 48.855533] chnl_net:caif_netlink_parms(): no params data found [ 48.887561] chnl_net:caif_netlink_parms(): no params data found [ 48.923917] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.931229] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.938209] device bridge_slave_0 entered promiscuous mode [ 48.973794] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.980830] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.987675] device bridge_slave_1 entered promiscuous mode [ 49.005680] chnl_net:caif_netlink_parms(): no params data found [ 49.036561] chnl_net:caif_netlink_parms(): no params data found [ 49.052368] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.058788] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.067495] device bridge_slave_0 entered promiscuous mode [ 49.076308] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.083993] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.090821] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.097688] device bridge_slave_0 entered promiscuous mode [ 49.119091] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.126094] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.133078] device bridge_slave_1 entered promiscuous mode [ 49.140025] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.147654] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.154028] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.161384] device bridge_slave_1 entered promiscuous mode [ 49.185834] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.221548] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.231508] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.244000] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.252367] chnl_net:caif_netlink_parms(): no params data found [ 49.273329] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.279856] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.286724] device bridge_slave_0 entered promiscuous mode [ 49.294888] team0: Port device team_slave_0 added [ 49.300968] team0: Port device team_slave_1 added [ 49.327854] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.335854] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.342938] device bridge_slave_1 entered promiscuous mode [ 49.359207] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.365623] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.373067] device bridge_slave_0 entered promiscuous mode [ 49.383145] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.389513] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.396545] device bridge_slave_1 entered promiscuous mode [ 49.403708] team0: Port device team_slave_0 added [ 49.415061] team0: Port device team_slave_1 added [ 49.421790] team0: Port device team_slave_0 added [ 49.438576] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.459242] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.469271] team0: Port device team_slave_1 added [ 49.478708] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.521886] device hsr_slave_0 entered promiscuous mode [ 49.572508] device hsr_slave_1 entered promiscuous mode [ 49.663727] device hsr_slave_0 entered promiscuous mode [ 49.709843] device hsr_slave_1 entered promiscuous mode [ 49.781129] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.812171] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.818525] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.825738] device bridge_slave_0 entered promiscuous mode [ 49.836741] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.843274] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.850517] device bridge_slave_1 entered promiscuous mode [ 49.878713] team0: Port device team_slave_0 added [ 49.896177] team0: Port device team_slave_0 added [ 49.952565] device hsr_slave_0 entered promiscuous mode [ 50.019866] device hsr_slave_1 entered promiscuous mode [ 50.100525] team0: Port device team_slave_1 added [ 50.116220] team0: Port device team_slave_1 added [ 50.123265] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 50.181350] device hsr_slave_0 entered promiscuous mode [ 50.230644] device hsr_slave_1 entered promiscuous mode [ 50.300790] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 50.353357] device hsr_slave_0 entered promiscuous mode [ 50.379798] device hsr_slave_1 entered promiscuous mode [ 50.455339] team0: Port device team_slave_0 added [ 50.462499] team0: Port device team_slave_1 added [ 50.541727] device hsr_slave_0 entered promiscuous mode [ 50.579796] device hsr_slave_1 entered promiscuous mode [ 50.637454] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.672729] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.696966] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.707983] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.715906] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.737184] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.753698] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.761212] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.769478] 8021q: adding VLAN 0 to HW filter on device bond0 [ 50.789442] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 50.801997] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 50.816253] 8021q: adding VLAN 0 to HW filter on device team0 [ 50.828707] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.837526] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.845834] bridge0: port 1(bridge_slave_0) entered blocking state [ 50.852312] bridge0: port 1(bridge_slave_0) entered forwarding state [ 50.859450] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.868141] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.875883] bridge0: port 2(bridge_slave_1) entered blocking state [ 50.882251] bridge0: port 2(bridge_slave_1) entered forwarding state [ 50.889275] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 50.897525] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.905372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.913196] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.921283] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.928844] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.937843] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 50.945606] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 50.953452] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 50.961066] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 50.968343] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 50.975300] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 50.982598] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 50.989682] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 50.996730] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.017724] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.025133] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.045262] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.051881] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.063757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.071412] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.077730] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.084632] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.092489] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.100142] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.106469] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.113354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.121014] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.128618] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.135521] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.142384] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.150506] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.157989] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.165223] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.181682] 8021q: adding VLAN 0 to HW filter on device bond0 [ 51.215846] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.250763] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.251002] L1TF CPU bug present and SMT on, data leak possible. See CVE-2018-3646 and https://www.kernel.org/doc/html/latest/admin-guide/l1tf.html for details. [ 51.291150] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.299063] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.314248] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.320635] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.327986] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.335958] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.343518] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.349900] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.356790] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.365082] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.372892] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.380774] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.388268] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.396268] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.404379] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.412737] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.422205] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.429847] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.437512] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.438770] hrtimer: interrupt took 21404 ns [ 51.445231] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.456639] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.466580] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.474751] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.481125] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.487987] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.496443] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.496722] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.496759] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.497086] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.497680] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.533509] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.541967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.557353] 8021q: adding VLAN 0 to HW filter on device team0 [ 51.583859] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 51.610908] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 51.630453] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.637568] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.646588] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.662597] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.670146] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 51.677354] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 51.691424] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 51.698372] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.711910] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.723416] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.733409] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 51.741105] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.748900] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.777882] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 51.800890] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 51.807851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 51.821455] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 51.829026] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.835412] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.849131] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.857028] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.870483] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.876831] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.892420] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 51.903120] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 51.913760] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 51.924747] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 51.935353] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 51.946007] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 51.956571] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 51.966994] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 51.979200] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 51.989514] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.002653] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.012649] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.027035] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 52.042750] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 52.065322] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.074134] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.081777] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.089246] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.096839] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.114466] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.147259] 8021q: adding VLAN 0 to HW filter on device bond0 [ 52.164856] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.191828] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 52.198261] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 52.213710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 52.251253] 8021q: adding VLAN 0 to HW filter on device team0 [ 52.318133] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 52.348184] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 52.385993] bridge0: port 1(bridge_slave_0) entered blocking state [ 52.392394] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.452645] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 52.473758] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 52.496492] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 52.517303] bridge0: port 2(bridge_slave_1) entered blocking state [ 52.523730] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.543688] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 52.568239] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 52.597785] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 52.606112] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 52.620980] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 52.628807] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 52.637496] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 52.645318] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 52.655019] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 52.666264] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 52.685256] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 52.699906] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 52.818434] 8021q: adding VLAN 0 to HW filter on device batadv0 2019/02/12 07:56:24 executed programs: 24 [ 54.014635] kasan: CONFIG_KASAN_INLINE enabled [ 54.056398] kasan: GPF could be caused by NULL-ptr deref or user memory access [ 54.119967] general protection fault: 0000 [#1] PREEMPT SMP KASAN [ 54.126227] CPU: 0 PID: 7702 Comm: syz-executor.1 Not tainted 5.0.0-rc6+ #68 [ 54.133411] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 54.142770] RIP: 0010:__dentry_path+0x49e/0x7c0 [ 54.144156] kobject: 'kvm' (0000000095575294): kobject_uevent_env [ 54.147433] Code: 89 fc 41 83 e4 01 44 89 e6 e8 7e e7 b2 ff 45 84 e4 0f 85 04 02 00 00 e8 30 e6 b2 ff 48 8b 85 18 ff ff ff 44 89 bd 40 ff ff ff <80> 38 00 0f 85 f9 02 00 00 48 8b 85 38 ff ff ff 41 83 e7 01 44 89 [ 54.147441] RSP: 0018:ffff88808b65fad0 EFLAGS: 00010293 [ 54.155074] kobject: 'kvm' (0000000095575294): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 54.172550] RAX: dffffc0000000005 RBX: 0000000000000000 RCX: ffffffff81bcfae2 [ 54.172559] RDX: 0000000000000000 RSI: ffffffff81bcfaf0 RDI: 0000000000000001 [ 54.172566] RBP: ffff88808b65fbc0 R08: ffff88809606e500 R09: 0000000000000000 [ 54.172574] R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 [ 54.172581] R13: ffff88808b65fb98 R14: ffff88809972103e R15: 0000000000000c60 [ 54.172592] FS: 00007f0dd856d700(0000) GS:ffff8880ae800000(0000) knlGS:0000000000000000 [ 54.172600] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.172608] CR2: 00007fa2854e5000 CR3: 00000000a4a93000 CR4: 00000000001426f0 [ 54.172619] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 54.172625] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 54.172629] Call Trace: [ 54.172648] ? simple_dname+0x1f0/0x1f0 [ 54.172662] ? rcu_lockdep_current_cpu_online+0xe3/0x130 [ 54.172676] ? kmem_cache_alloc_trace+0x354/0x760 [ 54.172689] dentry_path_raw+0x26/0x30 [ 54.172704] kvm_uevent_notify_change.part.0+0x213/0x440 [ 54.172718] kvm_dev_ioctl+0x1132/0x1750 [ 54.172735] ? kvm_debugfs_release+0x90/0x90 [ 54.172746] ? find_held_lock+0x35/0x130 [ 54.172759] ? __fget+0x340/0x540 [ 54.182859] kobject: 'kvm' (0000000095575294): kobject_uevent_env [ 54.187108] ? kvm_debugfs_release+0x90/0x90 [ 54.187134] do_vfs_ioctl+0xd6e/0x1390 [ 54.212100] kobject: 'kvm' (0000000095575294): fill_kobj_path: path = '/devices/virtual/misc/kvm' [ 54.216667] ? ioctl_preallocate+0x210/0x210 [ 54.216680] ? smack_file_ioctl+0x196/0x300 [ 54.216694] ? smack_file_lock+0x240/0x240 [ 54.235015] kobject: 'kvm' (0000000095575294): kobject_uevent_env [ 54.238031] ? __fget+0x367/0x540 [ 54.238047] ? nsecs_to_jiffies+0x30/0x30 [ 54.238064] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 54.260223] ------------[ cut here ]------------ [ 54.262400] ? security_file_ioctl+0x93/0xc0 [ 54.266343] downgrading a read lock [ 54.266421] WARNING: CPU: 1 PID: 3955 at kernel/locking/lockdep.c:3553 lock_downgrade+0x478/0x810 [ 54.271782] ksys_ioctl+0xab/0xd0 [ 54.276592] Kernel panic - not syncing: panic_on_warn set ... [ 54.280463] __x64_sys_ioctl+0x73/0xb0 [ 54.392291] do_syscall_64+0x103/0x610 [ 54.396170] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 54.401348] RIP: 0033:0x457e39 [ 54.404531] Code: ad b8 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 b8 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 54.423416] RSP: 002b:00007f0dd856cc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 [ 54.431116] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 0000000000457e39 [ 54.438374] RDX: 0000000000000000 RSI: 000000000000ae01 RDI: 0000000000000007 [ 54.445627] RBP: 000000000073bf00 R08: 0000000000000000 R09: 0000000000000000 [ 54.452967] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f0dd856d6d4 [ 54.460224] R13: 00000000004c0950 R14: 00000000004d2698 R15: 00000000ffffffff [ 54.467481] Modules linked in: [ 54.471677] Kernel Offset: disabled [ 54.475311] Rebooting in 86400 seconds..