[ 46.884405][ T23] audit: type=1800 audit(1575377454.513:27): pid=8004 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 46.904850][ T23] audit: type=1800 audit(1575377454.513:28): pid=8004 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. [ 47.655931][ T23] audit: type=1800 audit(1575377455.353:29): pid=8004 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 [ 47.675233][ T23] audit: type=1800 audit(1575377455.363:30): pid=8004 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rmnologin" dev="sda1" ino=2423 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.0.83' (ECDSA) to the list of known hosts. 2019/12/03 12:51:06 fuzzer started 2019/12/03 12:51:07 dialing manager at 10.128.0.26:45711 2019/12/03 12:51:07 syscalls: 2689 2019/12/03 12:51:07 code coverage: enabled 2019/12/03 12:51:07 comparison tracing: enabled 2019/12/03 12:51:07 extra coverage: extra coverage is not supported by the kernel 2019/12/03 12:51:07 setuid sandbox: enabled 2019/12/03 12:51:07 namespace sandbox: enabled 2019/12/03 12:51:07 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 12:51:07 fault injection: enabled 2019/12/03 12:51:07 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 12:51:07 net packet injection: enabled 2019/12/03 12:51:07 net device setup: enabled 2019/12/03 12:51:07 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 12:51:07 devlink PCI setup: PCI device 0000:00:10.0 is not available 12:51:08 executing program 0: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000300)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCFLSH(r0, 0x80045440, 0x2070e000) 12:51:08 executing program 1: 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, 0x1c, 0xffffffff}]}}}]}, 0x3c}}, 0x0) syzkaller login: [ 61.070827][ T8171] IPVS: ftp: loaded support on port[0] = 21 [ 61.242822][ T8171] chnl_net:caif_netlink_parms(): no params data found [ 61.258448][ T8174] IPVS: ftp: loaded support on port[0] = 21 12:51:09 executing program 2: r0 = socket$inet6_sctp(0xa, 0x10000000005, 0x84) setsockopt$inet_sctp6_SCTP_CONTEXT(r0, 0x84, 0x10, &(0x7f00000002c0), 0x8) getsockopt$inet_sctp6_SCTP_DELAYED_SACK(r0, 0x84, 0x10, &(0x7f0000000100), &(0x7f0000000140)=0xc) [ 61.290240][ T8171] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.305797][ T8171] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.325901][ T8171] device bridge_slave_0 entered promiscuous mode [ 61.357167][ T8171] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.364349][ T8171] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.386911][ T8171] device bridge_slave_1 entered promiscuous mode [ 61.430644][ T8171] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.459056][ T8171] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.471210][ T8176] IPVS: ftp: loaded support on port[0] = 21 [ 61.514796][ T8171] team0: Port device team_slave_0 added [ 61.551152][ T8171] team0: Port device team_slave_1 added 12:51:09 executing program 3: ioctl$KVM_CREATE_VCPU(0xffffffffffffffff, 0xae41, 0x0) r0 = socket$nl_generic(0x10, 0x3, 0x10) sendmsg$TIPC_CMD_ENABLE_BEARER(0xffffffffffffffff, 0x0, 0x0) r1 = syz_genetlink_get_family_id$fou(&(0x7f0000000100)='fou\x00') sendmsg$FOU_CMD_DEL(r0, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000000140)={0x1c, r1, 0x1, 0x0, 0x0, {}, [@FOU_ATTR_PEER_V4={0x8, 0x8, @initdev={0xac, 0x1e, 0x0, 0x0}}]}, 0x1c}}, 0x0) [ 61.585694][ T8174] chnl_net:caif_netlink_parms(): no params data found [ 61.668874][ T8171] device hsr_slave_0 entered promiscuous mode [ 61.706379][ T8171] device hsr_slave_1 entered promiscuous mode [ 61.784753][ T8179] IPVS: ftp: loaded support on port[0] = 21 [ 61.815419][ T8174] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.826612][ T8174] bridge0: port 1(bridge_slave_0) entered disabled state 12:51:09 executing program 4: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000200)={0xffffffffffffffff, 0xffffffffffffffff}) r2 = fcntl$dupfd(r1, 0x0, r0) ioctl$PERF_EVENT_IOC_ENABLE(r2, 0x8912, 0x400200) r3 = openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) r4 = fanotify_init(0x200, 0x0) fanotify_mark(r4, 0x1, 0x4800003e, r3, 0x0) r5 = open(&(0x7f0000000040)='./bus\x00', 0x1fe, 0x0) openat$dir(0xffffffffffffff9c, &(0x7f0000000100)='.\x00', 0x0, 0x0) write$binfmt_aout(r5, &(0x7f00000002c0)=ANY=[@ANYBLOB="fb"], 0x1) sendfile(r5, r5, &(0x7f00000001c0), 0x8080fffffffe) [ 61.834725][ T8174] device bridge_slave_0 entered promiscuous mode [ 61.851383][ T8174] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.860664][ T8174] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.869666][ T8174] device bridge_slave_1 entered promiscuous mode [ 61.932843][ T8171] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 62.020182][ T8171] netdevsim netdevsim0 netdevsim1: renamed from eth1 12:51:09 executing program 5: openat$pfkey(0xffffffffffffff9c, &(0x7f0000000200)='/proc/self/net/pfkey\x00', 0x0, 0x0) openat$pfkey(0xffffffffffffff9c, &(0x7f0000000480)='/proc/self/net/pfkey\x00', 0x40840, 0x0) [ 62.079951][ T8176] chnl_net:caif_netlink_parms(): no params data found [ 62.090352][ T8174] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.113139][ T8174] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.114883][ T8182] IPVS: ftp: loaded support on port[0] = 21 [ 62.122455][ T8171] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 62.168195][ T8171] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 62.268490][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 62.294765][ T8174] team0: Port device team_slave_0 added [ 62.302308][ T8174] team0: Port device team_slave_1 added [ 62.407707][ T8174] device hsr_slave_0 entered promiscuous mode [ 62.446447][ T8174] device hsr_slave_1 entered promiscuous mode [ 62.496241][ T8174] debugfs: Directory 'hsr0' with parent '/' already present! [ 62.521781][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 62.553241][ T8176] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.561415][ T8176] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.569739][ T8176] device bridge_slave_0 entered promiscuous mode [ 62.579403][ T8176] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.587277][ T8176] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.594811][ T8176] device bridge_slave_1 entered promiscuous mode [ 62.652422][ T8176] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.663472][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 62.671189][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 62.679345][ T8179] device bridge_slave_0 entered promiscuous mode [ 62.688060][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 62.695398][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 62.703756][ T8179] device bridge_slave_1 entered promiscuous mode [ 62.718828][ T8176] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.777533][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 62.789978][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 62.800740][ T8174] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 62.860695][ T8174] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 62.930963][ T8174] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 62.979527][ T8176] team0: Port device team_slave_0 added [ 62.985337][ T8174] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 63.034274][ T8182] chnl_net:caif_netlink_parms(): no params data found [ 63.065081][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 63.075134][ T8176] team0: Port device team_slave_1 added [ 63.098316][ T8179] team0: Port device team_slave_0 added [ 63.126693][ T8179] team0: Port device team_slave_1 added [ 63.154346][ T8182] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.163362][ T8182] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.171191][ T8182] device bridge_slave_0 entered promiscuous mode [ 63.179656][ T8182] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.187075][ T8182] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.194636][ T8182] device bridge_slave_1 entered promiscuous mode [ 63.248716][ T8176] device hsr_slave_0 entered promiscuous mode [ 63.296351][ T8176] device hsr_slave_1 entered promiscuous mode [ 63.336228][ T8176] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.356516][ T8171] 8021q: adding VLAN 0 to HW filter on device bond0 [ 63.375897][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.385102][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.393156][ T8184] device bridge_slave_0 entered promiscuous mode [ 63.402705][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.410365][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.418637][ T8184] device bridge_slave_1 entered promiscuous mode [ 63.439115][ T8182] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.450887][ T8182] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.485086][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 63.528466][ T8179] device hsr_slave_0 entered promiscuous mode [ 63.576550][ T8179] device hsr_slave_1 entered promiscuous mode [ 63.626160][ T8179] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.635425][ T8182] team0: Port device team_slave_0 added [ 63.647659][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 63.655981][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 63.666763][ T8171] 8021q: adding VLAN 0 to HW filter on device team0 [ 63.678810][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 63.701285][ T8184] team0: Port device team_slave_0 added [ 63.708654][ T8182] team0: Port device team_slave_1 added [ 63.740265][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 63.749054][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 63.758460][ T47] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.765612][ T47] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.773865][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 63.782518][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 63.790929][ T47] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.798098][ T47] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.805754][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 63.815737][ T8184] team0: Port device team_slave_1 added [ 63.877858][ T8182] device hsr_slave_0 entered promiscuous mode [ 63.926751][ T8182] device hsr_slave_1 entered promiscuous mode [ 63.966262][ T8182] debugfs: Directory 'hsr0' with parent '/' already present! [ 63.988137][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 63.995980][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 64.004688][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 64.013320][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 64.023426][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 64.032594][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 64.041150][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 64.080150][ T8179] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 64.112081][ T8179] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 64.209388][ T8184] device hsr_slave_0 entered promiscuous mode [ 64.247312][ T8184] device hsr_slave_1 entered promiscuous mode [ 64.286207][ T8184] debugfs: Directory 'hsr0' with parent '/' already present! [ 64.298003][ T8176] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 64.348692][ T8176] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 64.398379][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 64.407354][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 64.416082][ T8179] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 64.457603][ T8182] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 64.509634][ T8174] 8021q: adding VLAN 0 to HW filter on device bond0 [ 64.517827][ T8176] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 64.561062][ T8171] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 64.572785][ T8171] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 64.581985][ T8179] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 64.647392][ T8182] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 64.710981][ T8176] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 64.757876][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 64.766703][ T2726] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 64.786255][ T8182] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 64.818151][ T8182] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 64.865599][ T8174] 8021q: adding VLAN 0 to HW filter on device team0 [ 64.879152][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 64.887694][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 64.895099][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 64.903296][ T3010] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 64.918598][ T8171] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 64.934667][ T8184] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 64.978008][ T8184] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 65.018639][ T8184] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 65.057951][ T8184] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 65.128974][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 65.138401][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 65.147667][ T5] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.154723][ T5] bridge0: port 1(bridge_slave_0) entered forwarding state [ 65.163194][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 65.172034][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 65.180531][ T5] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.187606][ T5] bridge0: port 2(bridge_slave_1) entered forwarding state [ 65.195112][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 65.203679][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 65.212900][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 65.249379][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 65.266184][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 65.275288][ T47] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 65.324698][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 65.341137][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 65.352526][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 65.363668][ T8185] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 65.420312][ T8176] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.440870][ T8176] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.483662][ T8176] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.497203][ T8176] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.533631][ T8176] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 65.565914][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 65.597202][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 65.652820][ T8179] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 65.663316][ T8179] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 65.702248][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 170.356043][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 170.362803][ C0] rcu: 0-....: (10499 ticks this GP) idle=8c6/1/0x4000000000000002 softirq=12258/12258 fqs=2774 [ 170.373609][ C0] (t=10500 jiffies g=6481 q=994) [ 170.378635][ C0] rcu: rcu_preempt kthread starved for 4932 jiffies! g6481 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 170.389980][ C0] rcu: RCU grace-period kthread stack dump: [ 170.395857][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 170.403918][ C0] Call Trace: [ 170.407204][ C0] __schedule+0x9a0/0xcc0 [ 170.411531][ C0] schedule+0x181/0x210 [ 170.415674][ C0] schedule_timeout+0x14f/0x240 [ 170.420510][ C0] ? run_local_timers+0x120/0x120 [ 170.425534][ C0] rcu_gp_kthread+0xed8/0x1770 [ 170.430297][ C0] kthread+0x332/0x350 [ 170.434350][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 170.439450][ C0] ? kthread_blkcg+0xe0/0xe0 [ 170.444029][ C0] ret_from_fork+0x24/0x30 [ 170.448449][ C0] NMI backtrace for cpu 0 [ 170.452769][ C0] CPU: 0 PID: 8192 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 170.460987][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 170.471032][ C0] Call Trace: [ 170.474301][ C0] [ 170.477145][ C0] dump_stack+0x1fb/0x318 [ 170.481464][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 170.486310][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 170.492624][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 170.498677][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 170.504674][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 170.510558][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 170.515662][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 170.521903][ C0] ? trace_hardirqs_off+0x74/0x80 [ 170.526915][ C0] update_process_times+0x12d/0x180 [ 170.532103][ C0] tick_sched_timer+0x263/0x420 [ 170.536968][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 170.542520][ C0] __hrtimer_run_queues+0x403/0x840 [ 170.547906][ C0] hrtimer_interrupt+0x38c/0xda0 [ 170.552852][ C0] ? debug_smp_processor_id+0x9/0x20 [ 170.558130][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 170.563665][ C0] apic_timer_interrupt+0xf/0x20 [ 170.569375][ C0] [ 170.572301][ C0] RIP: 0010:__memcg_kmem_uncharge+0x6/0x2e0 [ 170.578197][ C0] Code: ce 8c 07 00 74 12 48 81 c3 08 02 00 00 48 89 df 4c 89 f6 e8 dc 7d ff ff 5b 41 5e 5d c3 0f 1f 80 00 00 00 00 55 48 89 e5 41 57 <41> 56 41 55 41 54 53 50 89 f3 49 89 fc 48 b8 00 00 00 00 00 fc ff [ 170.597984][ C0] RSP: 0018:ffffc90002347b20 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 170.607376][ C0] RAX: ffffffff81486ea4 RBX: ffffea00024d96c0 RCX: ffff8880a8b5e000 [ 170.615338][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea00024d96c0 [ 170.623572][ C0] RBP: ffffc90002347b28 R08: 000000000003a768 R09: ffffed101273974f [ 170.631620][ C0] R10: ffffed101273974f R11: 0000000000000000 R12: ffff8880a7cdfc20 [ 170.639666][ C0] R13: dffffc0000000000 R14: 1ffff11014f9bf84 R15: ffff8880939cba68 [ 170.648332][ C0] ? free_thread_stack+0x124/0x590 [ 170.653527][ C0] free_thread_stack+0x12e/0x590 [ 170.658975][ C0] put_task_stack+0xa3/0x130 [ 170.663568][ C0] finish_task_switch+0x3f1/0x550 [ 170.668586][ C0] __schedule+0x9a8/0xcc0 [ 170.672914][ C0] preempt_schedule_irq+0xc1/0x140 [ 170.678019][ C0] retint_kernel+0x1b/0x2b [ 170.682443][ C0] RIP: 0010:lock_acquire+0x1b2/0x250 [ 170.687744][ C0] Code: c1 e8 03 42 80 3c 30 00 74 0c 48 c7 c7 28 96 0a 89 e8 b2 7e 56 00 48 83 3d d2 01 af 07 00 0f 84 9c 00 00 00 48 8b 7d c0 57 9d <0f> 1f 44 00 00 48 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 [ 170.707811][ C0] RSP: 0000:ffffc90002347d80 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 170.716302][ C0] RAX: 1ffffffff12152c5 RBX: 0000000000000000 RCX: 3449a874cf27ae16 [ 170.724286][ C0] RDX: dffffc0000000000 RSI: ffff8880a8b5e898 RDI: 0000000000000286 [ 170.732246][ C0] RBP: ffffc90002347dd8 R08: dffffc0000000000 R09: fffffbfff13c8d2d [ 170.740212][ C0] R10: fffffbfff13c8d2d R11: 0000000000000000 R12: 0000000000000001 [ 170.748258][ C0] R13: 0000000000000001 R14: dffffc0000000000 R15: ffff8880a3bc0fd8 [ 170.756248][ C0] down_read_trylock+0x1ae/0x300 [ 170.761173][ C0] ? do_user_addr_fault+0x382/0xaf0 [ 170.766375][ C0] do_user_addr_fault+0x382/0xaf0 [ 170.772002][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 170.777539][ C0] __do_page_fault+0xd3/0x1f0 [ 170.783941][ C0] do_page_fault+0x99/0xb0 [ 170.788346][ C0] page_fault+0x39/0x40 [ 170.792490][ C0] RIP: 0033:0x414ff0 [ 170.796469][ C0] Code: Bad RIP value. [ 170.800520][ C0] RSP: 002b:00007ffd36cedba8 EFLAGS: 00010206 [ 170.807178][ C0] RAX: 0000000000414ff0 RBX: 00007ffd36cedbb0 RCX: 0000000000458c4a [ 170.815430][ C0] RDX: 000000260217b116 RSI: 0000000000000000 RDI: 0000000001ee0940 [ 170.823390][ C0] RBP: 00007ffd36cedbf0 R08: 0000000000000001 R09: 0000000001ee0940 [ 170.831347][ C0] R10: 0000000001ee0c10 R11: 0000000000000246 R12: 0000000000000001 [ 170.839307][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffd36cedc40