syzkaller login: [ 13.776383] cfg80211: Calling CRDA to update world regulatory domain [ 16.936386] cfg80211: Calling CRDA to update world regulatory domain [ 20.096406] cfg80211: Calling CRDA to update world regulatory domain [ 23.256425] cfg80211: Calling CRDA to update world regulatory domain [ 23.397119] random: nonblocking pool is initialized [ 26.416355] cfg80211: Calling CRDA to update world regulatory domain [ 29.576402] cfg80211: Calling CRDA to update world regulatory domain [ 29.967778] IPVS: Creating netns size=2688 id=1 [ 29.972523] IPVS: ftp: loaded support on port[0] = 21 [ 32.736405] cfg80211: Calling CRDA to update world regulatory domain [ 35.896448] cfg80211: Calling CRDA to update world regulatory domain Warning: Permanently added '10.128.0.246' (ECDSA) to the list of known hosts. 2019/10/14 08:12:02 parsed 1 programs 2019/10/14 08:12:02 executed programs: 0 [ 36.393529] IPv6: ADDRCONF(NETDEV_CHANGE): nr3: link becomes ready [ 36.400636] IPv6: ADDRCONF(NETDEV_CHANGE): nr5: link becomes ready [ 36.407167] IPv6: ADDRCONF(NETDEV_CHANGE): nr4: link becomes ready [ 36.413666] IPv6: ADDRCONF(NETDEV_CHANGE): nr2: link becomes ready [ 36.420593] IPv6: ADDRCONF(NETDEV_CHANGE): nr0: link becomes ready [ 36.420645] IPVS: Creating netns size=2688 id=2 [ 36.420657] IPVS: ftp: loaded support on port[0] = 21 [ 36.440667] IPv6: ADDRCONF(NETDEV_CHANGE): nr1: link becomes ready [ 36.448186] IPVS: Creating netns size=2688 id=3 [ 36.452853] IPVS: ftp: loaded support on port[0] = 21 [ 36.467313] IPVS: Creating netns size=2688 id=4 [ 36.470942] chnl_net:caif_netlink_parms(): no params data found [ 36.480289] device bridge_slave_0 entered promiscuous mode [ 36.481295] IPVS: ftp: loaded support on port[0] = 21 [ 36.492996] device bridge_slave_1 entered promiscuous mode [ 36.502749] IPVS: Creating netns size=2688 id=5 [ 36.507231] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 36.507396] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.508172] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 36.508284] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.518186] chnl_net:caif_netlink_parms(): no params data found [ 36.527149] device bridge_slave_0 entered promiscuous mode [ 36.527423] device bridge_slave_1 entered promiscuous mode [ 36.529755] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 36.529887] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.530004] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 36.530103] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.539027] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.539084] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.543066] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.543099] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.544237] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.544263] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.544274] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.544280] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.635994] IPVS: ftp: loaded support on port[0] = 21 [ 36.642380] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.649464] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.661315] IPVS: Creating netns size=2688 id=6 [ 36.668228] IPVS: ftp: loaded support on port[0] = 21 [ 36.678776] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.685677] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 36.693850] chnl_net:caif_netlink_parms(): no params data found [ 36.704068] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.716339] chnl_net:caif_netlink_parms(): no params data found [ 36.724699] IPVS: Creating netns size=2688 id=7 [ 36.729901] IPVS: ftp: loaded support on port[0] = 21 [ 36.734093] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 36.734146] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 36.735026] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 36.735215] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 36.735727] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 36.776762] device bridge_slave_0 entered promiscuous mode [ 36.788064] chnl_net:caif_netlink_parms(): no params data found [ 36.794826] device bridge_slave_1 entered promiscuous mode [ 36.807144] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 36.813921] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.821740] device bridge_slave_0 entered promiscuous mode [ 36.828580] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 36.835547] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 36.842694] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 36.850127] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.856620] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.863723] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 36.871064] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.877546] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.884528] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 36.891322] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.899258] device bridge_slave_1 entered promiscuous mode [ 36.909877] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 36.916970] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 36.924383] 8021q: adding VLAN 0 to HW filter on device bond0 [ 36.932437] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 36.939234] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 36.953489] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 36.960302] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 36.968205] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 36.974673] device bridge_slave_0 entered promiscuous mode [ 36.980495] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 36.988382] chnl_net:caif_netlink_parms(): no params data found [ 36.998426] device bridge_slave_1 entered promiscuous mode [ 37.005952] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.014560] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 37.022546] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.032726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.039596] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.046866] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 37.053665] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.062504] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.069709] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.078670] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.091906] device bridge_slave_0 entered promiscuous mode [ 37.103235] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.111400] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.118497] device bridge_slave_1 entered promiscuous mode [ 37.124256] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.131757] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.139238] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.145744] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.152427] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.159768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.166239] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.173447] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.182588] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.189585] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.198580] IPv6: ADDRCONF(NETDEV_UP): bond_slave_0: link is not ready [ 37.205351] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 37.213705] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.221052] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.229964] IPv6: ADDRCONF(NETDEV_UP): bond_slave_1: link is not ready [ 37.236865] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 37.244622] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.252803] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.259829] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.266524] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.278712] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.289726] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.311811] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 37.319909] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.326046] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 37.333557] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.342141] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.348827] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.354973] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.362614] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.371321] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.378975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.385781] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_0: link is not ready [ 37.392507] IPv6: ADDRCONF(NETDEV_UP): hsr_slave_1: link is not ready [ 37.400893] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 37.408720] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.417579] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.425083] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.432481] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.438989] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.446229] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.453981] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.460484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.467239] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.474424] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.483732] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.491630] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.501849] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.509889] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.517969] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.524463] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.531219] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.538946] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.545439] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.552200] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.559304] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.566369] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.573682] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.580168] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.586703] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.594003] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.600489] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.607113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.613818] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.622223] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.632297] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.639465] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.649336] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.658275] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 37.666765] 8021q: adding VLAN 0 to HW filter on device bond0 [ 37.674246] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 37.682851] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 37.702828] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 37.711515] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 37.718802] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 37.729079] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.735580] bridge0: port 1(bridge_slave_0) entered forwarding state [ 37.742586] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 37.750125] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.756635] bridge0: port 2(bridge_slave_1) entered forwarding state [ 37.764612] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 37.772398] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 37.779719] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 39.056695] cfg80211: Exceeded CRDA call max attempts. Not calling CRDA 2019/10/14 08:12:07 executed programs: 272 2019/10/14 08:12:12 executed programs: 639 2019/10/14 08:12:17 executed programs: 1008 [ 51.896407] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.903039] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.176323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.182863] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.456317] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.496326] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.536323] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.576307] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.616324] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.622900] bridge0: port 2(bridge_slave_1) entered forwarding state [ 52.776326] bridge0: port 1(bridge_slave_0) entered forwarding state [ 52.782861] bridge0: port 2(bridge_slave_1) entered forwarding state 2019/10/14 08:12:22 executed programs: 1381 2019/10/14 08:12:27 executed programs: 1750 [ 64.456754] Corrupted low memory at ffff880000002900 (2900 phys) = 000000e8 [ 64.464443] ------------[ cut here ]------------ [ 64.469237] WARNING: CPU: 1 PID: 15 at arch/x86/kernel/check.c:140 check_for_bios_corruption.part.1+0xaa/0xf0() [ 64.479472] Memory corruption detected in low memory [ 64.484634] Kernel panic - not syncing: panic_on_warn set ... [ 64.484634] [ 64.491970] CPU: 1 PID: 15 Comm: kworker/1:0 Not tainted 4.1.0 #0 [ 64.498175] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 64.507506] Workqueue: events check_corruption [ 64.512181] ffffffff82e18a1e ffff88012b7a7be8 ffffffff8263718b 0000000000000032 [ 64.520211] ffffffff82e30ccb ffff88012b7a7c68 ffffffff8263301e 0000000000000000 [ 64.528220] ffffffff00000008 ffff88012b7a7c78 ffff88012b7a7c18 0000000000000001 [ 64.536240] Call Trace: [ 64.538814] [] dump_stack+0x4f/0x7b [ 64.544061] [] panic+0xcd/0x211 [ 64.548963] [] warn_slowpath_common+0xbb/0xc0 [ 64.555077] [] warn_slowpath_fmt+0x41/0x50 [ 64.560943] [] check_for_bios_corruption.part.1+0xaa/0xf0 [ 64.568103] [] check_corruption+0x13/0x40 [ 64.574046] [] process_one_work+0x214/0x8d0 [ 64.579988] [] ? process_one_work+0x177/0x8d0 [ 64.586119] [] worker_thread+0x4b/0x470 [ 64.591710] [] ? process_one_work+0x8d0/0x8d0 [ 64.597825] [] kthread+0xea/0x100 [ 64.602901] [] ? kthread_create_on_node+0x210/0x210 [ 64.609538] [] ret_from_fork+0x42/0x70 [ 64.615045] [] ? kthread_create_on_node+0x210/0x210 [ 64.623116] Kernel Offset: disabled