[ 42.724237][ T25] audit: type=1800 audit(1575433533.287:25): pid=8034 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.762555][ T25] audit: type=1800 audit(1575433533.287:26): pid=8034 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.802536][ T25] audit: type=1800 audit(1575433533.287:27): pid=8034 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.835397][ T25] audit: type=1800 audit(1575433533.287:28): pid=8034 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. Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.171' (ECDSA) to the list of known hosts. 2019/12/04 04:25:44 fuzzer started 2019/12/04 04:25:46 dialing manager at 10.128.0.26:42111 2019/12/04 04:25:46 syscalls: 2689 2019/12/04 04:25:46 code coverage: enabled 2019/12/04 04:25:46 comparison tracing: enabled 2019/12/04 04:25:46 extra coverage: extra coverage is not supported by the kernel 2019/12/04 04:25:46 setuid sandbox: enabled 2019/12/04 04:25:46 namespace sandbox: enabled 2019/12/04 04:25:46 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 04:25:46 fault injection: enabled 2019/12/04 04:25:46 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 04:25:46 net packet injection: enabled 2019/12/04 04:25:46 net device setup: enabled 2019/12/04 04:25:46 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 04:25:46 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:25:47 executing program 0: r0 = creat(&(0x7f0000000240)='./file0\x00', 0x0) r1 = creat(&(0x7f0000000240)='./file0\x00', 0x0) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = fcntl$dupfd(r2, 0x0, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) write$cgroup_int(r1, &(0x7f0000000200), 0x12) fallocate(r1, 0x20, 0x0, 0x8000) r4 = inotify_init1(0x0) inotify_add_watch(r4, &(0x7f0000000140)='./file0\x00', 0xa4002d2a) fallocate(r0, 0x20, 0x0, 0x8000) 04:25:47 executing program 1: r0 = socket$inet6(0xa, 0x3, 0x6b) ioctl(r0, 0x2001000008912, &(0x7f0000000000)="0815b5055e0bcfe87b3071") r1 = socket$inet6_sctp(0xa, 0x5, 0x84) r2 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_EVENTS(r2, 0x84, 0xb, &(0x7f0000000040)={0x0, 0x3}, 0xb) shutdown(r2, 0x0) getsockopt$inet_sctp6_SCTP_SOCKOPT_CONNECTX3(r2, 0x84, 0x6f, &(0x7f0000000000)={0x0, 0x10, &(0x7f00000002c0)=[@in={0x2, 0x0, @local}]}, &(0x7f0000000180)=0x10) r3 = socket$inet(0x2, 0x80001, 0x84) getsockopt$inet_sctp_SCTP_MAX_BURST(r3, 0x84, 0x14, &(0x7f0000000000)=@assoc_value={0x0}, &(0x7f0000000040)=0x8) getsockopt$inet_sctp6_SCTP_PR_ASSOC_STATUS(r1, 0x84, 0x14, &(0x7f0000000280)={r4}, &(0x7f00000002c0)=0x18) syzkaller login: [ 56.842521][ T8199] IPVS: ftp: loaded support on port[0] = 21 [ 57.033376][ T8199] chnl_net:caif_netlink_parms(): no params data found [ 57.036483][ T8202] IPVS: ftp: loaded support on port[0] = 21 04:25:47 executing program 2: perf_event_open(&(0x7f00000000c0)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffd, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = gettid() socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000029000)={0xffffffffffffffff, 0xffffffffffffffff}) ioctl$int_in(r1, 0x5452, &(0x7f0000000c00)=0x6) fcntl$setsig(r1, 0xa, 0x12) poll(&(0x7f0000b2c000)=[{r2}], 0x1, 0xffffffffffbffff8) r3 = getpgrp(0x0) r4 = dup2(r1, r2) clone(0x0, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) fcntl$setown(r4, 0x8, r3) tkill(r0, 0x16) [ 57.122348][ T8199] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.142613][ T8199] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.153635][ T8199] device bridge_slave_0 entered promiscuous mode [ 57.174814][ T8199] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.181882][ T8199] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.214533][ T8199] device bridge_slave_1 entered promiscuous mode [ 57.256659][ T8199] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.274638][ T8199] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.329072][ T8199] team0: Port device team_slave_0 added [ 57.345659][ T8199] team0: Port device team_slave_1 added 04:25:48 executing program 3: mkdir(&(0x7f0000027000)='./file0\x00', 0x0) mount(0x0, &(0x7f000001c000)='./file0\x00', &(0x7f0000018ffa)='ramfs\x00', 0x0, 0x0) mount(0x0, &(0x7f000000fff8)='./file0\x00', 0x0, 0x183fbb7, 0x0) open(&(0x7f0000000000)='./file0/bus\x00', 0x1, 0x0) [ 57.411726][ T8202] chnl_net:caif_netlink_parms(): no params data found [ 57.414370][ T8204] IPVS: ftp: loaded support on port[0] = 21 [ 57.475664][ T8199] device hsr_slave_0 entered promiscuous mode [ 57.543797][ T8199] device hsr_slave_1 entered promiscuous mode 04:25:48 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x0) sendmsg$nl_route(r0, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000240)={&(0x7f0000000700)=@newlink={0x3c, 0x10, 0x705, 0x0, 0x0, {}, [@IFLA_LINKINFO={0x1c, 0x12, @bond={{0xc, 0x1, 'bond\x00'}, {0xc, 0x2, [@IFLA_BOND_MIIMON={0x8, 0x12, 0xffffffff}]}}}]}, 0x3c}}, 0x0) [ 57.647022][ T8202] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.662535][ T8202] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.670454][ T8202] device bridge_slave_0 entered promiscuous mode [ 57.690237][ T8207] IPVS: ftp: loaded support on port[0] = 21 [ 57.721707][ T8202] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.737040][ T8202] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.763479][ T8202] device bridge_slave_1 entered promiscuous mode [ 57.777224][ T8199] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.836756][ T8199] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.899347][ T8199] netdevsim netdevsim0 netdevsim2: renamed from eth2 04:25:48 executing program 5: bpf$BPF_BTF_LOAD(0x12, &(0x7f0000000000)={&(0x7f0000000680)={{0xeb9f, 0x1, 0x0, 0x18, 0x0, 0xc, 0xc, 0x5, [@struct={0x1}]}, {0x0, [0xcfa288211afdf541, 0x5f, 0x2e]}}, &(0x7f0000000780)=""/235, 0x29, 0xeb, 0x1}, 0x20) [ 57.946113][ T8199] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.001296][ T8202] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.013306][ T8202] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.086718][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 58.116875][ T8202] team0: Port device team_slave_0 added [ 58.150028][ T8202] team0: Port device team_slave_1 added [ 58.225693][ T8202] device hsr_slave_0 entered promiscuous mode [ 58.283213][ T8202] device hsr_slave_1 entered promiscuous mode [ 58.322676][ T8202] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.338569][ T8211] IPVS: ftp: loaded support on port[0] = 21 [ 58.351530][ T8204] chnl_net:caif_netlink_parms(): no params data found [ 58.406289][ T8202] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.467569][ T8202] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.518135][ T8202] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.586817][ T8202] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.724654][ T8204] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.731844][ T8204] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.740269][ T8204] device bridge_slave_0 entered promiscuous mode [ 58.749732][ T8204] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.757207][ T8204] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.766514][ T8204] device bridge_slave_1 entered promiscuous mode [ 58.808220][ T8207] chnl_net:caif_netlink_parms(): no params data found [ 58.827953][ T8204] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.840979][ T8199] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.874693][ T8204] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.903693][ T8209] chnl_net:caif_netlink_parms(): no params data found [ 58.917691][ T8207] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.925591][ T8207] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.935175][ T8207] device bridge_slave_0 entered promiscuous mode [ 58.944435][ T8207] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.951464][ T8207] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.959323][ T8207] device bridge_slave_1 entered promiscuous mode [ 58.977678][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.987264][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.998378][ T8199] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.025808][ T8204] team0: Port device team_slave_0 added [ 59.034215][ T8204] team0: Port device team_slave_1 added [ 59.051860][ T8207] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.070752][ T8207] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.088077][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.097290][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.106115][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.113419][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.121704][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.131272][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.139737][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.146820][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.166242][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.173451][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.181085][ T8209] device bridge_slave_0 entered promiscuous mode [ 59.235434][ T8204] device hsr_slave_0 entered promiscuous mode [ 59.283359][ T8204] device hsr_slave_1 entered promiscuous mode [ 59.333294][ T8204] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.345117][ T3768] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.354175][ T3768] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.368870][ T8202] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.376082][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.384072][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.391679][ T8209] device bridge_slave_1 entered promiscuous mode [ 59.411672][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.425596][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.436954][ T8207] team0: Port device team_slave_0 added [ 59.454776][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.475316][ T8207] team0: Port device team_slave_1 added [ 59.484602][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.493252][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.501457][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.510306][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.548093][ T8211] chnl_net:caif_netlink_parms(): no params data found [ 59.569496][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.577628][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.585722][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.593606][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.602045][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.619444][ T8202] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.635268][ T8209] team0: Port device team_slave_0 added [ 59.674780][ T8207] device hsr_slave_0 entered promiscuous mode [ 59.713771][ T8207] device hsr_slave_1 entered promiscuous mode [ 59.752532][ T8207] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.771642][ T8204] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.829555][ T8204] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.874709][ T8209] team0: Port device team_slave_1 added [ 59.880476][ T8204] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.945824][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.954771][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.963488][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.971881][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.980305][ T44] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.987398][ T44] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.000776][ T8199] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.021128][ T8204] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.081147][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.089331][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.098044][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.106343][ T8214] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.113439][ T8214] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.121801][ T8214] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.142532][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.150993][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.160292][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.168645][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.176975][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.185579][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 60.193904][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 60.203920][ T8216] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.229203][ T8211] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.236739][ T8211] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.244728][ T8211] device bridge_slave_0 entered promiscuous mode [ 60.252120][ T8211] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.259264][ T8211] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.267007][ T8211] device bridge_slave_1 entered promiscuous mode [ 60.324543][ T8209] device hsr_slave_0 entered promiscuous mode [ 60.382972][ T8209] device hsr_slave_1 entered promiscuous mode [ 60.422637][ T8209] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.438611][ T8199] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.446176][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.454015][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.461388][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.469885][ T44] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.496645][ T8202] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.518897][ T8211] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.534459][ T8211] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.553477][ T8207] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.614105][ T8207] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.654971][ T8207] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.696832][ T8207] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.791480][ T8211] team0: Port device team_slave_0 added [ 60.815398][ T8211] team0: Port device team_slave_1 added [ 60.831551][ T8209] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 165.812424][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.819298][ C0] rcu: 0-....: (10499 ticks this GP) idle=c1a/1/0x4000000000000002 softirq=11378/11378 fqs=2795 [ 165.830043][ C0] (t=10500 jiffies g=6169 q=202) [ 165.835428][ C0] rcu: rcu_preempt kthread starved for 4895 jiffies! g6169 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.846624][ C0] rcu: RCU grace-period kthread stack dump: [ 165.852509][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.860398][ C0] Call Trace: [ 165.863692][ C0] __schedule+0x9a0/0xcc0 [ 165.868029][ C0] schedule+0x181/0x210 [ 165.872175][ C0] schedule_timeout+0x14f/0x240 [ 165.877018][ C0] ? run_local_timers+0x120/0x120 [ 165.882038][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.886805][ C0] kthread+0x332/0x350 [ 165.890862][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.895964][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.900545][ C0] ret_from_fork+0x24/0x30 [ 165.904966][ C0] NMI backtrace for cpu 0 [ 165.909286][ C0] CPU: 0 PID: 8221 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 165.917507][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.927546][ C0] Call Trace: [ 165.930831][ C0] [ 165.934454][ C0] dump_stack+0x1fb/0x318 [ 165.938779][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.943614][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.949751][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.955805][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.961776][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.967656][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.972769][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.977958][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.982970][ C0] update_process_times+0x12d/0x180 [ 165.988161][ C0] tick_sched_timer+0x263/0x420 [ 165.996414][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.001954][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.007173][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.012114][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.017390][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.022925][ C0] apic_timer_interrupt+0xf/0x20 [ 166.027844][ C0] [ 166.030806][ C0] RIP: 0010:__memcg_kmem_uncharge+0x20c/0x2e0 [ 166.036861][ C0] Code: 76 7a bd 88 e8 65 db a4 ff 48 c7 c7 98 4b 0d 89 e8 59 97 00 00 bf 01 00 00 00 e8 2f e3 9b ff 65 8b 05 d4 fd 4a 7e 85 c0 74 53 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 49 8d 5f 10 48 89 df [ 166.056449][ C0] RSP: 0018:ffffc900024077a8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.064843][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 166.072798][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00028b3480 [ 166.080759][ C0] RBP: ffffc900024077d8 R08: 000000000003a768 R09: ffffed10150cd34f [ 166.088716][ C0] R10: ffffed10150cd34f R11: 0000000000000000 R12: ffffea00028b3480 [ 166.096675][ C0] R13: 1ffffd4000516697 R14: ffffea00028b34b8 R15: 0000000000000000 [ 166.104654][ C0] ? free_thread_stack+0x124/0x590 [ 166.109755][ C0] free_thread_stack+0x12e/0x590 [ 166.114681][ C0] put_task_stack+0xa3/0x130 [ 166.119260][ C0] finish_task_switch+0x3f1/0x550 [ 166.124278][ C0] __schedule+0x9a8/0xcc0 [ 166.128603][ C0] preempt_schedule_irq+0xc1/0x140 [ 166.133703][ C0] retint_kernel+0x1b/0x2b [ 166.138106][ C0] RIP: 0010:try_charge+0x2cd/0x18d0 [ 166.143290][ C0] Code: 08 ff ff ff 42 80 3c 28 00 74 0c 48 c7 c7 28 96 0a 89 e8 66 12 fb ff 48 83 3d 86 95 53 07 00 0f 84 fd 15 00 00 4c 89 f7 57 9d <0f> 1f 44 00 00 84 db 8b 9d 7c ff ff ff 44 8b 75 80 0f 85 54 12 00 [ 166.162878][ C0] RSP: 0018:ffffc90002407a38 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 166.171273][ C0] RAX: 1ffffffff12152c5 RBX: ffff8880aed34101 RCX: ffff8880a632a240 [ 166.179230][ C0] RDX: 0000000000000000 RSI: ffffffff81b719c6 RDI: 0000000000000286 [ 166.187189][ C0] RBP: ffffc90002407b80 R08: ffff8880a632aa98 R09: fffffbfff12877ed [ 166.195150][ C0] R10: fffffbfff12877ed R11: 0000000000000000 R12: ffffc90002407b08 [ 166.203108][ C0] R13: dffffc0000000000 R14: 0000000000000286 R15: ffff8880a3d56000 [ 166.211081][ C0] ? __memcg_kmem_charge+0x146/0x510 [ 166.216405][ C0] ? rcu_lock_release+0x10/0x20 [ 166.221241][ C0] ? get_mem_cgroup_from_mm+0x387/0x3b0 [ 166.226779][ C0] __memcg_kmem_charge+0x146/0x510 [ 166.231885][ C0] dup_task_struct+0x2c4/0x910 [ 166.236640][ C0] copy_process+0x4c5/0x5510 [ 166.241241][ C0] _do_fork+0x13e/0x660 [ 166.245395][ C0] __x64_sys_clone+0x20b/0x250 [ 166.250156][ C0] do_syscall_64+0xf7/0x1c0 [ 166.254647][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.260525][ C0] RIP: 0033:0x45d049 [ 166.264407][ C0] Code: ff 48 85 f6 0f 84 d7 8c fb ff 48 83 ee 10 48 89 4e 08 48 89 3e 48 89 d7 4c 89 c2 4d 89 c8 4c 8b 54 24 08 b8 38 00 00 00 0f 05 <48> 85 c0 0f 8c ae 8c fb ff 74 01 c3 31 ed 48 f7 c7 00 00 01 00 75 [ 166.283996][ C0] RSP: 002b:00007ffc9f087e18 EFLAGS: 00000202 ORIG_RAX: 0000000000000038 [ 166.292391][ C0] RAX: ffffffffffffffda RBX: 00007f709b8ba700 RCX: 000000000045d049 [ 166.300349][ C0] RDX: 00007f709b8ba9d0 RSI: 00007f709b8b9db0 RDI: 00000000003d0f00 [ 166.308307][ C0] RBP: 00007ffc9f088030 R08: 00007f709b8ba700 R09: 00007f709b8ba700 [ 166.316268][ C0] R10: 00007f709b8ba9d0 R11: 0000000000000202 R12: 0000000000000000 [ 166.324225][ C0] R13: 00007ffc9f087ecf R14: 00007f709b8ba9c0 R15: 000000000075bf2c