[....] Starting periodic command scheduler: cron[?25l[?1c7[ ok 8[?25h[?0c. [....] Starting OpenBSD Secure Shell server: sshd[ 30.595096] random: sshd: uninitialized urandom read (32 bytes read) [?25l[?1c7[ ok 8[?25h[?0c. Debian GNU/Linux 7 syzkaller ttyS0 syzkaller login: [ 32.745493] random: sshd: uninitialized urandom read (32 bytes read) [ 33.201599] random: sshd: uninitialized urandom read (32 bytes read) [ 34.329676] random: sshd: uninitialized urandom read (32 bytes read) [ 34.543944] random: sshd: uninitialized urandom read (32 bytes read) Warning: Permanently added '10.128.0.22' (ECDSA) to the list of known hosts. [ 40.102073] random: sshd: uninitialized urandom read (32 bytes read) 2018/06/26 08:25:07 parsed 1 programs [ 41.385683] random: cc1: uninitialized urandom read (8 bytes read) 2018/06/26 08:25:09 executed programs: 0 [ 42.347796] IPVS: ftp: loaded support on port[0] = 21 [ 42.364560] IPVS: ftp: loaded support on port[0] = 21 [ 42.393390] IPVS: ftp: loaded support on port[0] = 21 [ 42.406749] IPVS: ftp: loaded support on port[0] = 21 [ 42.425675] IPVS: ftp: loaded support on port[0] = 21 [ 42.438939] IPVS: ftp: loaded support on port[0] = 21 [ 42.450014] IPVS: ftp: loaded support on port[0] = 21 [ 42.458598] IPVS: ftp: loaded support on port[0] = 21 [ 43.382084] ip (4644) used greatest stack depth: 54424 bytes left [ 43.568531] ip (4666) used greatest stack depth: 54328 bytes left [ 44.032525] ip (4737) used greatest stack depth: 54120 bytes left [ 44.071996] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.078490] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.103190] device bridge_slave_0 entered promiscuous mode [ 44.157673] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.164142] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.184301] device bridge_slave_1 entered promiscuous mode [ 44.211192] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.217711] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.231336] device bridge_slave_0 entered promiscuous mode [ 44.267379] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.273883] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.283561] device bridge_slave_0 entered promiscuous mode [ 44.301684] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.308222] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.330296] device bridge_slave_0 entered promiscuous mode [ 44.341733] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.348197] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.356474] device bridge_slave_0 entered promiscuous mode [ 44.367846] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.381991] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.388482] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.400398] device bridge_slave_0 entered promiscuous mode [ 44.422631] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.429224] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.441935] device bridge_slave_1 entered promiscuous mode [ 44.454633] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.461167] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.470011] device bridge_slave_1 entered promiscuous mode [ 44.482405] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.494119] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.500554] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.513457] device bridge_slave_0 entered promiscuous mode [ 44.524384] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.530832] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.540233] device bridge_slave_1 entered promiscuous mode [ 44.551782] bridge0: port 1(bridge_slave_0) entered blocking state [ 44.558302] bridge0: port 1(bridge_slave_0) entered disabled state [ 44.572172] device bridge_slave_0 entered promiscuous mode [ 44.581962] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.588421] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.601874] device bridge_slave_1 entered promiscuous mode [ 44.609815] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.621158] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.627626] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.635982] device bridge_slave_1 entered promiscuous mode [ 44.651717] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.658172] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.666809] device bridge_slave_1 entered promiscuous mode [ 44.676692] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.694063] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.701909] bridge0: port 2(bridge_slave_1) entered blocking state [ 44.708416] bridge0: port 2(bridge_slave_1) entered disabled state [ 44.721988] device bridge_slave_1 entered promiscuous mode [ 44.734937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.748863] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.768608] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.776933] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.796266] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.804498] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.818418] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.839177] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 44.874290] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.927607] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 44.980533] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.005906] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 45.096408] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.127914] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.139951] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.158911] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.202925] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.222317] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.269991] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.280095] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.295081] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.306126] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.350156] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.402291] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.425268] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 45.447073] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.539449] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 45.657331] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.664304] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.682170] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 45.692255] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 45.723524] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.730978] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.777987] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.792812] team0: Port device team_slave_0 added [ 45.800275] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.808255] team0: Port device team_slave_0 added [ 45.835566] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 45.845939] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 45.892175] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 45.910467] team0: Port device team_slave_0 added [ 45.925511] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.933134] team0: Port device team_slave_1 added [ 45.945783] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 45.959262] team0: Port device team_slave_1 added [ 45.991506] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.000812] team0: Port device team_slave_0 added [ 46.013500] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.030536] team0: Port device team_slave_0 added [ 46.048382] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.059156] team0: Port device team_slave_1 added [ 46.076823] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.087853] team0: Port device team_slave_0 added [ 46.096846] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.114585] team0: Port device team_slave_1 added [ 46.121272] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.129311] team0: Port device team_slave_0 added [ 46.137416] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.147318] team0: Port device team_slave_1 added [ 46.162957] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.170304] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.181867] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.208331] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.217789] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.225646] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.234539] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.241610] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 46.250149] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.271432] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.278918] team0: Port device team_slave_1 added [ 46.298934] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.315299] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 46.326514] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.340018] team0: Port device team_slave_1 added [ 46.357011] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 46.375354] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.399159] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.407313] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.415013] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.428980] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.440967] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.460646] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.470887] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.484788] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.493285] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.508694] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.524655] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.534245] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.542452] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.550682] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.560539] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 46.568335] team0: Port device team_slave_0 added [ 46.593726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 46.602970] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.614978] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.623508] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.635152] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.657736] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.668150] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.676529] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.691906] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 46.706907] team0: Port device team_slave_1 added [ 46.720347] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.743418] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.757690] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.766154] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.774140] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.782181] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.790451] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.798218] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 46.810099] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.818134] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.828354] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.856270] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.864605] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.874661] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 46.900204] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 46.911896] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 46.919997] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 46.930571] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 46.949307] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 46.979664] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 46.993562] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.001624] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 47.009871] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 47.018490] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.026357] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.034943] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.052187] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.066633] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 47.080327] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.095089] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.106402] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 47.115283] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 47.149319] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 47.159952] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 47.172352] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 47.199537] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.212196] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.235829] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 47.289107] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 47.297214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 47.314855] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 48.076689] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.083768] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.090588] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.097063] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.108465] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.162265] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.168732] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.175548] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.181992] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.210953] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.237771] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.244212] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.251019] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.257476] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.266159] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.274295] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.280931] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.287819] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.294257] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.302839] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.310833] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.317271] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.324278] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.330711] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.338875] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.462393] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.468842] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.475622] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.482112] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.490502] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.505899] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.512354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.519171] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.525592] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.534375] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.719017] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.725510] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.732303] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.738753] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.747662] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 48.770359] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.785361] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.799182] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.807447] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.815843] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.823770] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.831633] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.839507] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 48.915068] ================================================================== [ 48.922486] BUG: KMSAN: uninit-value in __list_add_valid+0x1b8/0x450 [ 48.928973] CPU: 0 PID: 5309 Comm: sh Not tainted 4.17.0+ #9 [ 48.934758] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 48.944207] Call Trace: [ 48.946782] dump_stack+0x185/0x1d0 [ 48.950393] kmsan_report+0x188/0x2a0 [ 48.954187] __msan_warning_32+0x70/0xc0 [ 48.958233] __list_add_valid+0x1b8/0x450 [ 48.962365] pick_next_task_fair+0x2210/0x2530 [ 48.966939] ? check_preempt_wakeup+0x1550/0x1550 [ 48.971766] ? check_preempt_wakeup+0x1550/0x1550 [ 48.976589] pick_next_task+0x1ba/0x420 [ 48.980554] __schedule+0x20f/0x770 [ 48.984167] schedule+0x1cc/0x2f0 [ 48.987607] prepare_exit_to_usermode+0x1cc/0x3a0 [ 48.992436] ? page_fault+0x8/0x30 [ 48.995962] retint_user+0x8/0x8 [ 48.999308] RIP: 0033:0x7fa92ac0af84 [ 49.003011] RSP: 002b:00007fff5c85d4f0 EFLAGS: 00010206 [ 49.008354] RAX: 00007fa92a8752b8 RBX: 00007fa92ae204c0 RCX: 00007fa92ac181d7 [ 49.015606] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 00007fa92ae204c0 [ 49.022903] RBP: 00007fff5c85d660 R08: 0000000070000029 R09: 000000006ffffdff [ 49.030155] R10: 000000006ffffeff R11: 0000000000000206 R12: 00007fff5c85d748 [ 49.037405] R13: 000000006fffff48 R14: 00007fff5c85d3b0 R15: 00007fff5c85d350 [ 49.044658] [ 49.046260] Uninit was stored to memory at: [ 49.050567] kmsan_internal_chain_origin+0x12b/0x210 [ 49.055650] __msan_chain_origin+0x69/0xc0 [ 49.059868] pick_next_task_fair+0x2474/0x2530 [ 49.064427] pick_next_task+0x1ba/0x420 [ 49.068383] __schedule+0x20f/0x770 [ 49.071992] do_task_dead+0xc8/0xf0 [ 49.075602] do_exit+0x347e/0x3930 [ 49.079129] do_group_exit+0x1a0/0x360 [ 49.082993] __do_sys_exit_group+0x21/0x30 [ 49.087228] __se_sys_exit_group+0x14/0x20 [ 49.091447] __x64_sys_exit_group+0x4c/0x50 [ 49.095747] do_syscall_64+0x15b/0x230 [ 49.099630] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 49.104791] [ 49.106395] Local variable description: ----tlb.i@ldt_arch_exit_mmap [ 49.112858] Variable was created at: [ 49.116553] ldt_arch_exit_mmap+0x46/0x160 [ 49.120765] exit_mmap+0x410/0x980 [ 49.124280] ================================================================== [ 49.131613] Disabling lock debugging due to kernel taint [ 49.137055] Kernel panic - not syncing: panic_on_warn set ... [ 49.137055] [ 49.144410] CPU: 0 PID: 5309 Comm: sh Tainted: G B 4.17.0+ #9 [ 49.151571] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 49.160902] Call Trace: [ 49.163482] dump_stack+0x185/0x1d0 [ 49.167091] panic+0x3d0/0x990 [ 49.170274] kmsan_report+0x29e/0x2a0 [ 49.174056] __msan_warning_32+0x70/0xc0 [ 49.178100] __list_add_valid+0x1b8/0x450 [ 49.182241] pick_next_task_fair+0x2210/0x2530 [ 49.186831] ? check_preempt_wakeup+0x1550/0x1550 [ 49.191654] ? check_preempt_wakeup+0x1550/0x1550 [ 49.196481] pick_next_task+0x1ba/0x420 [ 49.200442] __schedule+0x20f/0x770 [ 49.204064] schedule+0x1cc/0x2f0 [ 49.207502] prepare_exit_to_usermode+0x1cc/0x3a0 [ 49.212334] ? page_fault+0x8/0x30 [ 49.215852] retint_user+0x8/0x8 [ 49.219195] RIP: 0033:0x7fa92ac0af84 [ 49.222885] RSP: 002b:00007fff5c85d4f0 EFLAGS: 00010206 [ 49.228229] RAX: 00007fa92a8752b8 RBX: 00007fa92ae204c0 RCX: 00007fa92ac181d7 [ 49.235478] RDX: 0000000000000000 RSI: 0000000000000010 RDI: 00007fa92ae204c0 [ 49.242736] RBP: 00007fff5c85d660 R08: 0000000070000029 R09: 000000006ffffdff [ 49.249989] R10: 000000006ffffeff R11: 0000000000000206 R12: 00007fff5c85d748 [ 49.257237] R13: 000000006fffff48 R14: 00007fff5c85d3b0 R15: 00007fff5c85d350