[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 39.438418] audit: type=1800 audit(1545693332.379:25): pid=7788 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 39.484104] audit: type=1800 audit(1545693332.379:26): pid=7788 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 39.508502] audit: type=1800 audit(1545693332.379:27): pid=7788 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.93' (ECDSA) to the list of known hosts. RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available syzkaller login: [ 182.185328] IPVS: ftp: loaded support on port[0] = 21 [ 182.215818] IPVS: ftp: loaded support on port[0] = 21 [ 182.229235] IPVS: ftp: loaded support on port[0] = 21 RTNETLINK answers: No buffer space available [ 182.237083] IPVS: ftp: loaded support on port[0] = 21 [ 182.256826] IPVS: ftp: loaded support on port[0] = 21 RTNETLINK answers: No buffer space available [ 182.339496] IPVS: ftp: loaded support on port[0] = 21 [ 182.753616] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.773829] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.781071] device bridge_slave_0 entered promiscuous mode [ 182.794774] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.802874] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.810434] device bridge_slave_0 entered promiscuous mode [ 182.820905] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.827258] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.836722] device bridge_slave_0 entered promiscuous mode [ 182.853195] bridge0: port 2(bridge_slave_1) entered blocking state [ 182.862033] bridge0: port 2(bridge_slave_1) entered disabled state [ 182.868966] device bridge_slave_1 entered promiscuous mode [ 182.881044] bridge0: port 2(bridge_slave_1) entered blocking state [ 182.887521] bridge0: port 2(bridge_slave_1) entered disabled state [ 182.894748] device bridge_slave_1 entered promiscuous mode [ 182.902558] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.908887] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.915992] device bridge_slave_0 entered promiscuous mode [ 182.923936] bridge0: port 2(bridge_slave_1) entered blocking state [ 182.930841] bridge0: port 2(bridge_slave_1) entered disabled state [ 182.937850] device bridge_slave_1 entered promiscuous mode [ 182.946448] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.953287] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.960522] device bridge_slave_0 entered promiscuous mode [ 182.968167] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 182.975973] bridge0: port 1(bridge_slave_0) entered blocking state [ 182.984272] bridge0: port 1(bridge_slave_0) entered disabled state [ 182.991225] device bridge_slave_0 entered promiscuous mode [ 182.998937] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 183.007307] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 183.017982] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.025529] bridge0: port 2(bridge_slave_1) entered disabled state [ 183.036246] device bridge_slave_1 entered promiscuous mode [ 183.042951] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.049277] bridge0: port 2(bridge_slave_1) entered disabled state [ 183.056385] device bridge_slave_1 entered promiscuous mode [ 183.064402] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.073896] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.082183] bridge0: port 2(bridge_slave_1) entered blocking state [ 183.088673] bridge0: port 2(bridge_slave_1) entered disabled state [ 183.096802] device bridge_slave_1 entered promiscuous mode [ 183.104277] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 183.112914] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.121443] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 183.141648] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.156818] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 183.173231] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.205553] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 183.255616] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.271813] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.293851] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.314419] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.329556] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.342246] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.353419] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.366317] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.384280] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.405577] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 183.419051] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.471768] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 183.562123] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 183.570834] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 183.586407] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.597115] team0: Port device team_slave_0 added [ 183.603672] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.611261] team0: Port device team_slave_0 added [ 183.617675] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.626188] team0: Port device team_slave_0 added [ 183.650974] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 183.662835] team0: Port device team_slave_1 added [ 183.672005] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 183.679096] team0: Port device team_slave_1 added [ 183.688294] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.696777] team0: Port device team_slave_0 added [ 183.705708] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.716411] team0: Port device team_slave_0 added [ 183.734245] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 183.753279] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 183.760727] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 183.768064] team0: Port device team_slave_1 added [ 183.777319] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 183.787722] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 183.796148] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 183.804728] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 183.815969] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 183.824546] team0: Port device team_slave_1 added [ 183.831459] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 183.838784] team0: Port device team_slave_1 added [ 183.851469] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 183.858798] team0: Port device team_slave_0 added [ 183.866248] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 183.879535] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 183.887040] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 183.899208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 183.914600] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 183.922314] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 183.930324] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 183.937845] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 183.945802] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 183.955748] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 183.970620] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 183.979306] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 183.992199] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 184.003869] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 184.017656] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 184.025810] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 184.033934] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 184.041506] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.049224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.057526] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 184.070978] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 184.078760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.087312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.096568] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.105652] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.122469] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 184.129874] team0: Port device team_slave_1 added [ 184.143268] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.157426] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 184.165593] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 184.173827] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.182007] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 184.192596] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.201811] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.209717] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 184.221679] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.234088] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 184.254879] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.263739] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 184.271828] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.279566] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.290894] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 184.309270] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.332411] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 184.341959] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.349999] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 184.367051] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.375237] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.402235] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 184.417240] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.430784] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.442426] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 184.501464] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 184.509334] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 184.524929] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 184.603018] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 184.617159] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 184.628215] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 184.994119] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.000693] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.007686] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.014166] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.023114] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 185.042506] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.048887] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.055618] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.062018] bridge0: port 1(bridge_slave_0) entered forwarding state RTNETLINK answers: Operation not supported [ 185.085833] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 185.096359] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.102804] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.109468] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.115861] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.124118] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 185.246739] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.253142] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.259827] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.266282] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.282224] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported [ 185.296932] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.303342] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.310009] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.316422] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.326011] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 185.442945] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.449309] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.456038] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.462441] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.476099] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: No buffer space available RTNETLINK answers: Operation not supported [ 185.586340] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.594022] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.602761] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.609998] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.618123] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 185.626138] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Operation not supported RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument RTNETLINK answers: Invalid argument [ 187.867498] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.916286] 8021q: adding VLAN 0 to HW filter on device bond0 [ 187.994973] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.041808] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.109229] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.197850] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.208974] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.226136] 8021q: adding VLAN 0 to HW filter on device bond0 [ 188.263488] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.294282] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.359952] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.367859] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.380378] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.479953] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.491302] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.499635] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 188.516273] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.527131] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.564727] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.577047] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.585907] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.607437] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.622542] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.631052] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.661078] 8021q: adding VLAN 0 to HW filter on device team0 [ 188.770795] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.777023] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.787068] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.800121] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 188.817572] 8021q: adding VLAN 0 to HW filter on device team0 [ 188.836686] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 188.854636] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 188.874310] 8021q: adding VLAN 0 to HW filter on device team0 [ 188.891447] 8021q: adding VLAN 0 to HW filter on device team0 [ 189.101281] 8021q: adding VLAN 0 to HW filter on device team0 [ 189.116636] 8021q: adding VLAN 0 to HW filter on device team0 executing program executing program executing program executing program executing program executing program [ 193.323300] Kernel panic - not syncing: corrupted stack end detected inside scheduler [ 193.331453] CPU: 0 PID: 44 Comm: kworker/u4:2 Not tainted 4.20.0-rc7+ #247 [ 193.338468] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 193.348047] Workqueue: writeback wb_workfn (flush-8:0) [ 193.353328] Call Trace: [ 193.355932] dump_stack+0x1d3/0x2c6 [ 193.359577] ? dump_stack_print_info.cold.1+0x20/0x20 [ 193.364785] panic+0x2ad/0x55c [ 193.367990] ? add_taint.cold.5+0x16/0x16 [ 193.372164] ? print_usage_bug+0xc0/0xc0 [ 193.376242] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.381807] ? check_preemption_disabled+0x48/0x280 [ 193.386830] ? check_preemption_disabled+0x3a/0x280 [ 193.391886] __schedule+0x1ec6/0x1ed0 [ 193.395714] ? __sched_text_start+0x8/0x8 [ 193.399872] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.404650] ? lockdep_hardirqs_on+0x421/0x5c0 [ 193.409245] ? retint_kernel+0x2d/0x2d [ 193.413151] ? trace_hardirqs_on_caller+0xc0/0x310 [ 193.418095] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.422878] ? trace_hardirqs_off+0x310/0x310 [ 193.427395] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 193.432230] ? preempt_schedule+0x4d/0x60 [ 193.436385] preempt_schedule_common+0x1f/0xe0 [ 193.440992] preempt_schedule+0x4d/0x60 [ 193.444996] ___preempt_schedule+0x16/0x18 [ 193.449254] _raw_spin_unlock_irqrestore+0xbb/0xd0 [ 193.454194] __debug_object_init+0x57d/0x1290 [ 193.458732] ? __delayacct_freepages_end+0xe0/0x140 [ 193.463762] ? debug_object_free+0x690/0x690 [ 193.468225] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.473870] ? graph_lock+0x270/0x270 [ 193.477724] ? print_usage_bug+0xc0/0xc0 [ 193.481806] ? find_held_lock+0x36/0x1c0 [ 193.485888] ? find_next_bit+0x104/0x130 [ 193.489973] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.495537] ? zone_reclaimable_pages+0x45d/0x9d0 [ 193.500423] ? __next_timer_interrupt+0x1a0/0x1a0 [ 193.505290] debug_object_init_on_stack+0x19/0x20 [ 193.510132] init_timer_on_stack_key+0x30/0xe0 [ 193.514706] schedule_timeout+0x12e/0x260 [ 193.518849] ? usleep_range+0x1a0/0x1a0 [ 193.522814] ? __lock_is_held+0xb5/0x140 [ 193.526878] schedule_timeout_uninterruptible+0x75/0x90 [ 193.532248] __alloc_pages_slowpath+0x14c8/0x2df0 [ 193.537140] ? warn_alloc+0x120/0x120 [ 193.540969] ? find_held_lock+0x36/0x1c0 [ 193.545028] ? graph_lock+0x270/0x270 [ 193.548816] ? graph_lock+0x270/0x270 [ 193.552619] ? check_preemption_disabled+0x48/0x280 [ 193.557651] ? graph_lock+0x270/0x270 [ 193.561455] ? __lock_is_held+0xb5/0x140 [ 193.565514] ? find_held_lock+0x36/0x1c0 [ 193.569609] ? graph_lock+0x270/0x270 [ 193.573412] ? lock_downgrade+0x900/0x900 [ 193.577551] ? check_preemption_disabled+0x48/0x280 [ 193.582572] ? __lock_is_held+0xb5/0x140 [ 193.586632] ? rcu_softirq_qs+0x20/0x20 [ 193.590607] ? ___might_sleep+0x1ed/0x300 [ 193.594744] ? arch_local_save_flags+0x40/0x40 [ 193.599312] ? zone_watermark_ok_safe+0x3f0/0x3f0 [ 193.604172] ? __might_sleep+0x95/0x190 [ 193.608209] __alloc_pages_nodemask+0xad8/0xea0 [ 193.612880] ? __alloc_pages_slowpath+0x2df0/0x2df0 [ 193.617894] ? dd_dispatch_request+0x399/0xd40 [ 193.622486] ? lock_downgrade+0x900/0x900 [ 193.626667] ? deadline_remove_request+0x29a/0x640 [ 193.631619] ? kasan_check_read+0x11/0x20 [ 193.635784] ? do_raw_spin_unlock+0xa7/0x330 [ 193.640206] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 193.645733] ? pagecache_get_page+0x2d8/0xf00 [ 193.650235] ? __sanitizer_cov_trace_const_cmp2+0x18/0x20 [ 193.655773] alloc_pages_current+0x10c/0x210 [ 193.660207] __page_cache_alloc+0x38c/0x5b0 [ 193.664537] ? print_usage_bug+0xc0/0xc0 [ 193.668623] ? __lock_acquire+0x62f/0x4c20 [ 193.672849] ? mark_held_locks+0x130/0x130 [ 193.677082] ? filemap_range_has_page+0x4e0/0x4e0 [ 193.681926] ? __lock_acquire+0x62f/0x4c20 [ 193.686161] pagecache_get_page+0x396/0xf00 [ 193.690469] ? find_get_pages_contig+0x18d0/0x18d0 [ 193.695386] ? __find_get_block+0x2f7/0xf20 [ 193.699708] ? __find_get_block+0x2f7/0xf20 [ 193.704014] ? lockdep_hardirqs_on+0x421/0x5c0 [ 193.708582] ? trace_hardirqs_on+0xbd/0x310 [ 193.712905] ? __bfs+0xb0/0x7a0 [ 193.716173] ? __getblk_gfp+0x2b3/0xd50 [ 193.720170] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 193.725621] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 193.731159] ? check_preemption_disabled+0x48/0x280 [ 193.736159] ? lockdep_on+0x50/0x50 [ 193.739773] ? __find_get_block+0x3be/0xf20 [ 193.744082] ? try_to_free_buffers+0xc80/0xc80 [ 193.748675] ? ___might_sleep+0x1ed/0x300 [ 193.752818] ? arch_local_save_flags+0x40/0x40 [ 193.757409] ? __lock_acquire+0x282a/0x4c20 [ 193.761725] ? __might_sleep+0x95/0x190 [ 193.765700] __getblk_gfp+0x3aa/0xd50 [ 193.769525] ? __find_get_block+0xf20/0xf20 [ 193.773859] ? print_usage_bug+0xc0/0xc0 [ 193.777917] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 193.782924] ? unwind_dump+0x190/0x190 [ 193.786809] ? unwind_dump+0x190/0x190 [ 193.790693] ? graph_lock+0x270/0x270 [ 193.794490] ? graph_lock+0x270/0x270 [ 193.798308] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 193.803349] ? ext4_get_group_desc+0x1c6/0x2c0 [ 193.807933] ext4_read_block_bitmap_nowait+0x314/0x1f50 [ 193.813285] ? find_held_lock+0x36/0x1c0 [ 193.817354] ? ext4_free_clusters_after_init+0xb20/0xb20 [ 193.822852] ? lock_downgrade+0x900/0x900 [ 193.827012] ? check_preemption_disabled+0x48/0x280 [ 193.832032] ? rcu_read_unlock_special+0x1d0/0x1d0 [ 193.836963] ? kasan_check_read+0x11/0x20 [ 193.841096] ? rcu_dynticks_curr_cpu_in_eqs+0xa2/0x170 [ 193.846358] ? rcu_softirq_qs+0x20/0x20 [ 193.850331] ? ext4_mb_use_inode_pa+0x37f/0x530 [ 193.855016] ? ext4_mb_use_preallocated.constprop.31+0xf4/0x11c0 [ 193.861159] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 193.866165] ext4_read_block_bitmap+0x1f/0x90 [ 193.870655] ext4_mb_mark_diskspace_used+0x19e/0x10d0 [ 193.875836] ? ext4_trim_extent+0x1300/0x1300 [ 193.880345] ? kmem_cache_alloc+0x33a/0x730 [ 193.884690] ext4_mb_new_blocks+0xea5/0x4840 [ 193.889113] ? ext4_discard_preallocations+0x13c0/0x13c0 [ 193.894553] ? unwind_next_frame.part.7+0x1ae/0x9e0 [ 193.899565] ? unwind_dump+0x190/0x190 [ 193.903452] ? unwind_dump+0x190/0x190 [ 193.907334] ? unwind_next_frame+0x3e/0x50 [ 193.911566] ? __save_stack_trace+0x7d/0xf0 [ 193.915889] ? ret_from_fork+0x3a/0x50 [ 193.919777] ? save_stack+0xa9/0xd0 [ 193.923432] ? save_stack+0x43/0xd0 [ 193.927046] ? kasan_kmalloc+0xc7/0xe0 [ 193.930936] ? __kmalloc+0x15b/0x770 [ 193.934634] ? ext4_find_extent+0x757/0x9b0 [ 193.938960] ? ext4_ext_map_blocks+0x2ad/0x6180 [ 193.943635] ? ext4_map_blocks+0x8f7/0x1b60 [ 193.947965] ? ext4_writepages+0x2573/0x4180 [ 193.952371] ? do_writepages+0x9a/0x1a0 [ 193.956340] ? __writeback_single_inode+0x20a/0x1660 [ 193.961450] ? writeback_sb_inodes+0x71f/0x1210 [ 193.966120] ? __writeback_inodes_wb+0x1b9/0x340 [ 193.970888] ? wb_writeback+0xa73/0xfc0 [ 193.974859] ? wb_workfn+0xee9/0x1790 [ 193.978654] ? process_one_work+0xc90/0x1c40 [ 193.983047] ? worker_thread+0x17f/0x1390 [ 193.987195] ? kthread+0x35a/0x440 [ 193.990729] ? ret_from_fork+0x3a/0x50 [ 193.994612] ? graph_lock+0x270/0x270 [ 193.998437] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.003971] ? check_preemption_disabled+0x48/0x280 [ 194.008976] ? __lock_is_held+0xb5/0x140 [ 194.013022] ? graph_lock+0x270/0x270 [ 194.016830] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.022362] ? check_preemption_disabled+0x48/0x280 [ 194.027370] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.032949] ? ext4_ext_search_right+0x2e1/0xb10 [ 194.037717] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.043257] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 194.048269] ext4_ext_map_blocks+0x2eef/0x6180 [ 194.052842] ? ext4_ext_release+0x10/0x10 [ 194.056988] ? __pagevec_release+0x88/0x120 [ 194.061350] ? find_held_lock+0x36/0x1c0 [ 194.065412] ? graph_lock+0x270/0x270 [ 194.069211] ? graph_lock+0x270/0x270 [ 194.073011] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.078569] ? lock_acquire+0x1ed/0x520 [ 194.082556] ? ext4_map_blocks+0x88f/0x1b60 [ 194.086869] ? lock_release+0xa00/0xa00 [ 194.090842] ? arch_local_save_flags+0x40/0x40 [ 194.095412] ? ext4_es_cache_extent+0x6a0/0x6a0 [ 194.100080] ? down_write+0x8a/0x130 [ 194.103890] ? ext4_map_blocks+0x88f/0x1b60 [ 194.108230] ? down_read+0x120/0x120 [ 194.111941] ext4_map_blocks+0x8f7/0x1b60 [ 194.116095] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.121662] ? check_preemption_disabled+0x48/0x280 [ 194.126708] ? ext4_issue_zeroout+0x160/0x160 [ 194.131242] ? __lock_is_held+0xb5/0x140 [ 194.135340] ext4_writepages+0x2573/0x4180 [ 194.139608] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 194.144385] ? print_usage_bug+0xc0/0xc0 [ 194.148476] ? graph_lock+0x270/0x270 [ 194.152260] ? graph_lock+0x270/0x270 [ 194.156048] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.161568] ? check_preemption_disabled+0x48/0x280 [ 194.166606] ? __lock_acquire+0x62f/0x4c20 [ 194.170834] ? print_usage_bug+0xc0/0xc0 [ 194.174889] ? __lock_acquire+0x62f/0x4c20 [ 194.179145] ? mark_held_locks+0x130/0x130 [ 194.183375] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.188904] ? __ext4_get_inode_loc+0x470/0x1330 [ 194.193662] ? mark_held_locks+0x130/0x130 [ 194.197888] ? graph_lock+0x270/0x270 [ 194.201680] ? kasan_check_write+0x14/0x20 [ 194.205907] ? __brelse+0x104/0x180 [ 194.209538] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.215060] ? check_preemption_disabled+0x48/0x280 [ 194.220082] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 194.224843] do_writepages+0x9a/0x1a0 [ 194.228632] ? ext4_mark_inode_dirty+0xb20/0xb20 [ 194.233428] ? do_writepages+0x9a/0x1a0 [ 194.237422] __writeback_single_inode+0x20a/0x1660 [ 194.242423] ? __mark_inode_dirty+0x1510/0x1510 [ 194.247116] ? find_held_lock+0x36/0x1c0 [ 194.251184] ? find_held_lock+0x36/0x1c0 [ 194.255247] ? wbc_attach_and_unlock_inode+0x5c0/0xa30 [ 194.260518] ? lock_downgrade+0x900/0x900 [ 194.264678] ? find_held_lock+0x13f/0x1c0 [ 194.268828] ? kasan_check_read+0x11/0x20 [ 194.272977] ? do_raw_spin_unlock+0xa7/0x330 [ 194.277373] ? do_raw_spin_trylock+0x270/0x270 [ 194.281943] ? __lock_is_held+0xb5/0x140 [ 194.286013] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.291554] ? wbc_attach_and_unlock_inode+0x675/0xa30 [ 194.296852] ? __writeback_single_inode+0x1660/0x1660 [ 194.302047] writeback_sb_inodes+0x71f/0x1210 [ 194.306632] ? wbc_detach_inode+0x940/0x940 [ 194.310967] ? lock_release+0xa00/0xa00 [ 194.314938] ? down_read_trylock+0xda/0x140 [ 194.319246] ? trylock_super+0x22/0x110 [ 194.323415] ? downgrade_write+0x270/0x270 [ 194.327702] ? up_read_non_owner+0x100/0x100 [ 194.332116] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.337665] __writeback_inodes_wb+0x1b9/0x340 [ 194.342239] ? writeback_sb_inodes+0x1210/0x1210 [ 194.346981] ? __lock_is_held+0xb5/0x140 [ 194.351047] wb_writeback+0xa73/0xfc0 [ 194.354861] ? writeback_inodes_wb.constprop.50+0x330/0x330 [ 194.360611] ? widen_string+0xe0/0x2e0 [ 194.364525] ? __sanitizer_cov_trace_switch+0x53/0x90 [ 194.369705] ? print_usage_bug+0xc0/0xc0 [ 194.373753] ? string+0x225/0x2d0 [ 194.377195] ? widen_string+0x2e0/0x2e0 [ 194.381158] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 194.386168] ? find_next_bit+0x104/0x130 [ 194.390219] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 194.395328] ? find_next_bit+0x104/0x130 [ 194.399395] ? cpumask_next+0x41/0x50 [ 194.403209] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 194.408219] ? get_nr_dirty_inodes+0xd6/0x130 [ 194.412699] ? __local_bh_enable_ip+0x160/0x260 [ 194.417414] ? get_nr_dirty_pages+0x17c/0x1f0 [ 194.421896] ? _raw_spin_unlock_bh+0x30/0x40 [ 194.426299] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 194.431311] ? wb_split_bdi_pages.isra.29+0x134/0x1b0 [ 194.436521] ? wb_wait_for_completion+0x2d0/0x2d0 [ 194.441350] ? wb_workfn+0x521/0x1790 [ 194.445156] ? __local_bh_enable_ip+0x160/0x260 [ 194.449834] wb_workfn+0xee9/0x1790 [ 194.453448] ? __lock_acquire+0x62f/0x4c20 [ 194.457674] ? inode_wait_for_writeback+0x40/0x40 [ 194.462506] ? mark_held_locks+0x130/0x130 [ 194.466740] ? lock_downgrade+0x900/0x900 [ 194.470889] ? lock_downgrade+0x900/0x900 [ 194.475035] ? trace_hardirqs_off+0xb8/0x310 [ 194.479430] ? kasan_check_read+0x11/0x20 [ 194.483571] ? do_raw_spin_unlock+0xa7/0x330 [ 194.487979] ? trace_hardirqs_on+0x310/0x310 [ 194.492378] ? rcu_read_lock+0x70/0x70 [ 194.496271] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 194.501371] ? try_to_wake_up+0x11c/0x1460 [ 194.505605] ? pick_next_task_fair+0xa05/0x1b40 [ 194.510264] ? graph_lock+0x270/0x270 [ 194.514070] ? debug_object_deactivate+0x2eb/0x450 [ 194.519000] ? lock_downgrade+0x900/0x900 [ 194.523147] ? find_held_lock+0x36/0x1c0 [ 194.527212] ? graph_lock+0x270/0x270 [ 194.531002] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 194.536525] ? check_preemption_disabled+0x48/0x280 [ 194.541532] ? __lock_is_held+0xb5/0x140 [ 194.545599] process_one_work+0xc90/0x1c40 [ 194.549853] ? mark_held_locks+0x130/0x130 [ 194.554077] ? pwq_dec_nr_in_flight+0x4a0/0x4a0 [ 194.558728] ? __switch_to_asm+0x40/0x70 [ 194.562803] ? __switch_to_asm+0x40/0x70 [ 194.566883] ? __switch_to_asm+0x34/0x70 [ 194.570958] ? __switch_to_asm+0x40/0x70 [ 194.575024] ? __switch_to_asm+0x34/0x70 [ 194.579068] ? __switch_to_asm+0x40/0x70 [ 194.583111] ? __switch_to_asm+0x34/0x70 [ 194.587163] ? __switch_to_asm+0x40/0x70 [ 194.591218] ? __schedule+0x874/0x1ed0 [ 194.595105] ? graph_lock+0x270/0x270 [ 194.598912] ? lock_downgrade+0x900/0x900 [ 194.603062] ? kasan_check_read+0x11/0x20 [ 194.607203] ? do_raw_spin_unlock+0xa7/0x330 [ 194.611606] ? lock_acquire+0x1ed/0x520 [ 194.615582] ? worker_thread+0x3e0/0x1390 [ 194.619718] ? kasan_check_read+0x11/0x20 [ 194.623862] ? do_raw_spin_lock+0x14f/0x350 [ 194.628187] ? kasan_check_read+0x11/0x20 [ 194.632328] ? rwlock_bug.part.2+0x90/0x90 [ 194.636560] ? trace_hardirqs_on+0x310/0x310 [ 194.640959] worker_thread+0x17f/0x1390 [ 194.644930] ? __switch_to_asm+0x34/0x70 [ 194.648982] ? process_one_work+0x1c40/0x1c40 [ 194.653482] ? __sched_text_start+0x8/0x8 [ 194.657625] ? __kthread_parkme+0xce/0x1a0 [ 194.661884] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 194.667004] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 194.672099] ? lockdep_hardirqs_on+0x421/0x5c0 [ 194.676668] ? trace_hardirqs_on+0xbd/0x310 [ 194.680980] ? kasan_check_read+0x11/0x20 [ 194.685128] ? __kthread_parkme+0xce/0x1a0 [ 194.689369] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 194.694824] ? _raw_spin_unlock_irqrestore+0x6d/0xd0 [ 194.699939] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 194.705503] ? __kthread_parkme+0xfb/0x1a0 [ 194.709758] ? process_one_work+0x1c40/0x1c40 [ 194.714255] kthread+0x35a/0x440 [ 194.717643] ? kthread_bind+0x40/0x40 [ 194.721464] ret_from_fork+0x3a/0x50 [ 194.726442] Kernel Offset: disabled [ 194.730148] Rebooting in 86400 seconds..