[ 41.924463][ T23] audit: type=1800 audit(1575380531.601:25): pid=7951 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 41.943316][ T23] audit: type=1800 audit(1575380531.611:26): pid=7951 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.966158][ T23] audit: type=1800 audit(1575380531.611:27): pid=7951 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.080574][ T23] audit: type=1800 audit(1575380531.761:28): pid=7951 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 syzkaller login: [ 46.634820][ T8088] sshd (8088) used greatest stack depth: 23736 bytes left Warning: Permanently added '10.128.0.33' (ECDSA) to the list of known hosts. 2019/12/03 13:42:22 fuzzer started 2019/12/03 13:42:24 dialing manager at 10.128.0.26:45711 2019/12/03 13:42:24 syscalls: 2689 2019/12/03 13:42:24 code coverage: enabled 2019/12/03 13:42:24 comparison tracing: enabled 2019/12/03 13:42:24 extra coverage: extra coverage is not supported by the kernel 2019/12/03 13:42:24 setuid sandbox: enabled 2019/12/03 13:42:24 namespace sandbox: enabled 2019/12/03 13:42:24 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 13:42:24 fault injection: enabled 2019/12/03 13:42:24 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 13:42:24 net packet injection: enabled 2019/12/03 13:42:24 net device setup: enabled 2019/12/03 13:42:24 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 13:42:24 devlink PCI setup: PCI device 0000:00:10.0 is not available 13:42:25 executing program 0: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000040)={0xffffffffffffffff, 0xffffffffffffffff}) io_setup(0xba, &(0x7f00000000c0)=0x0) io_submit(r1, 0x1, &(0x7f0000000600)=[&(0x7f0000000180)={0x0, 0x0, 0x0, 0x5, 0x0, r0, 0x0}]) io_cancel(r1, &(0x7f0000000000)={0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0}, 0x0) 13:42:25 executing program 1: creat(0x0, 0x0) r0 = openat$snapshot(0xffffffffffffff9c, &(0x7f0000000100)='/dev/snapshot\x00', 0x0, 0x0) openat$kvm(0xffffffffffffff9c, 0x0, 0x0, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x81, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) openat$sequencer2(0xffffffffffffff9c, 0x0, 0x2, 0x0) epoll_ctl$EPOLL_CTL_DEL(0xffffffffffffffff, 0x2, 0xffffffffffffffff) ioctl$VHOST_SET_VRING_KICK(r0, 0x3303, 0x0) perf_event_open(0x0, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) [ 56.013092][ T8115] IPVS: ftp: loaded support on port[0] = 21 [ 56.130156][ T8117] IPVS: ftp: loaded support on port[0] = 21 13:42:25 executing program 2: socket$inet6_tcp(0xa, 0x1, 0x0) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x20310, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) ppoll(0x0, 0x0, &(0x7f0000000040), 0x0, 0x0) ioctl$BLKPG(0xffffffffffffffff, 0x1269, 0x0) r0 = inotify_init1(0x0) fcntl$getownex(r0, 0x10, 0x0) getpid() dup3(0xffffffffffffffff, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0) r1 = socket$rds(0x15, 0x5, 0x0) bind$rds(r1, &(0x7f0000000040)={0x2, 0x0, @remote}, 0x10) sendmsg$rds(r1, &(0x7f0000000340)={&(0x7f0000000000)={0x2, 0x8, @remote}, 0x10, &(0x7f0000000300)}, 0x0) [ 56.180115][ T8115] chnl_net:caif_netlink_parms(): no params data found [ 56.250749][ T8115] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.259073][ T8115] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.267434][ T8115] device bridge_slave_0 entered promiscuous mode [ 56.277329][ T8115] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.284377][ T8115] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.293467][ T8115] device bridge_slave_1 entered promiscuous mode [ 56.318564][ T8115] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.330154][ T8115] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.358850][ T8115] team0: Port device team_slave_0 added [ 56.368313][ T8115] team0: Port device team_slave_1 added [ 56.438018][ T8115] device hsr_slave_0 entered promiscuous mode 13:42:26 executing program 3: r0 = perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x9, 0x7, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x10001, 0x0, 0x0, 0x0, 0x8000000000000, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={&(0x7f0000abe000)}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r1 = perf_event_open(&(0x7f0000000040)={0x1, 0x70, 0x3, 0x0, 0x0, 0x0, 0x0, 0x3, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xfffffffffffffffe, 0x0, 0x0, 0x0, @perf_bp, 0x0, 0x7fffffffffffffc, 0xfff}, 0x0, 0xa, 0xffffffffffffffff, 0x0) r2 = syz_open_dev$evdev(&(0x7f0000000380)='/dev/input/event#\x00', 0x1, 0x1) r3 = epoll_create1(0x80000) epoll_ctl$EPOLL_CTL_DEL(r3, 0x2, r2) ioctl$FS_IOC_FIEMAP(0xffffffffffffffff, 0xc020660b, &(0x7f0000000f80)=ANY=[@ANYBLOB="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"]) perf_event_open(0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0) ioctl$TIOCGSID(r1, 0x5429, 0x0) ptrace$peekuser(0x3, 0x0, 0xb13e) r4 = socket$inet6(0xa, 0x3, 0xffd) ioctl$sock_FIOGETOWN(r4, 0x8903, &(0x7f0000000480)) r5 = dup3(r0, r3, 0x80000) ioctl$PIO_FONT(r5, 0x4b61, &(0x7f0000000140)="a0d6bc1106f0a091c80d15016c7f46262d9c") ioctl$TIOCGPGRP(r5, 0x540f, 0x0) sched_setaffinity(0x0, 0x1, &(0x7f0000000100)=0x100010000) r6 = openat$full(0xffffffffffffff9c, &(0x7f00000001c0)='/dev/full\x00', 0x0, 0x0) setsockopt$inet6_tcp_int(r2, 0x6, 0x2e, &(0x7f0000000180)=0x4, 0xfffffffffffffddd) perf_event_open(&(0x7f0000000040)={0x0, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x100, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1, @perf_bp, 0x0, 0x0, 0x0, 0x1, 0x0, 0x0, 0x8000000}, 0x0, 0x0, 0xffffffffffffff9c, 0x0) socket$inet6(0xa, 0x0, 0x100004) socket$inet_tcp(0x2, 0x1, 0x0) fcntl$setflags(r6, 0x2, 0x1) r7 = socket$inet6(0xa, 0x400000000001, 0x0) r8 = dup(r7) setsockopt$inet6_tcp_int(r8, 0x6, 0x12, &(0x7f0000000000)=0x7f, 0x4) bind$inet6(r7, &(0x7f0000000040)={0xa, 0x4e20, 0x800000, @loopback}, 0x1c) sendto$inet6(r7, 0x0, 0x0, 0x20000008, &(0x7f00008d4fe4)={0xa, 0x4e20, 0x0, @loopback}, 0x1c) [ 56.485752][ T8115] device hsr_slave_1 entered promiscuous mode [ 56.549677][ T8121] IPVS: ftp: loaded support on port[0] = 21 [ 56.575100][ T8117] chnl_net:caif_netlink_parms(): no params data found [ 56.664955][ T8123] IPVS: ftp: loaded support on port[0] = 21 [ 56.690638][ T8115] netdevsim netdevsim0 netdevsim0: renamed from eth0 13:42:26 executing program 4: r0 = syz_open_dev$loop(&(0x7f0000000000)='/dev/loop#\x00', 0x0, 0x0) ioctl$LOOP_GET_STATUS(r0, 0x4c03, &(0x7f00000017c0)) [ 56.747888][ T8115] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.826555][ T8117] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.833624][ T8117] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.856056][ T8117] device bridge_slave_0 entered promiscuous mode [ 56.875620][ T8115] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.917133][ T8115] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.972188][ T8117] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.988007][ T8117] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.008407][ T8117] device bridge_slave_1 entered promiscuous mode 13:42:26 executing program 5: syz_mount_image$ntfs(&(0x7f0000000380)='ntfs\x00', &(0x7f00000003c0)='./file0\x00', 0x0, 0x2, &(0x7f0000000d00)=[{&(0x7f0000000a80)="b200be065591858871825e58ac0160ddd685927cd8f317154bb908b0a34af45e9c336f6bd77f5bfda9791362b9ee3393b2", 0x31, 0x20}, {0x0, 0x0, 0x200}], 0x0, &(0x7f0000000e40)={[{@errors_remount='errors=remount-ro'}, {@nls={'nls', 0x3d, 'koi8-r'}}, {@gid={'gid'}}, {@case_sensitive_yes='case_sensitive=yes'}, {@disable_sparse_no='disable_sparse=no'}, {@utf8='utf8'}], [{@smackfsdef={'smackfsdef', 0x3d, 'erspan0\x00'}}]}) [ 57.025105][ T8125] IPVS: ftp: loaded support on port[0] = 21 [ 57.094938][ T8115] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.102197][ T8115] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.109862][ T8115] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.116923][ T8115] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.174909][ T8121] chnl_net:caif_netlink_parms(): no params data found [ 57.199676][ T8117] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.212004][ T8117] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.250876][ T45] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.269397][ T45] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.298307][ T8121] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.308537][ T8128] IPVS: ftp: loaded support on port[0] = 21 [ 57.316829][ T8121] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.324302][ T8121] device bridge_slave_0 entered promiscuous mode [ 57.333621][ T8121] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.341232][ T8121] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.349365][ T8121] device bridge_slave_1 entered promiscuous mode [ 57.360711][ T8117] team0: Port device team_slave_0 added [ 57.374331][ T8117] team0: Port device team_slave_1 added [ 57.422900][ T8123] chnl_net:caif_netlink_parms(): no params data found [ 57.432921][ T8121] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.448300][ T8121] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.518235][ T8117] device hsr_slave_0 entered promiscuous mode [ 57.575883][ T8117] device hsr_slave_1 entered promiscuous mode [ 57.645303][ T8117] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.656056][ T8115] 8021q: adding VLAN 0 to HW filter on device bond0 [ 57.674433][ T8121] team0: Port device team_slave_0 added [ 57.692875][ T8121] team0: Port device team_slave_1 added [ 57.762559][ T8123] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.770166][ T8123] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.778478][ T8123] device bridge_slave_0 entered promiscuous mode [ 57.785727][ T8117] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.841382][ T8117] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.902076][ T8125] chnl_net:caif_netlink_parms(): no params data found [ 57.913457][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.921829][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.937393][ T8123] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.944434][ T8123] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.952376][ T8123] device bridge_slave_1 entered promiscuous mode [ 57.964141][ T8117] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.017612][ T8115] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.024381][ T8117] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.126766][ T8121] device hsr_slave_0 entered promiscuous mode [ 58.195612][ T8121] device hsr_slave_1 entered promiscuous mode [ 58.245334][ T8121] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.292641][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.301510][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.310348][ T2954] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.317439][ T2954] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.325979][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.334408][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.342699][ T2954] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.349776][ T2954] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.358048][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.381017][ T8121] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.429776][ T8121] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.488646][ T8123] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.498393][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.509455][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.518143][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.528002][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.536589][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.545083][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.564514][ T8125] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.572223][ T8125] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.579947][ T8125] device bridge_slave_0 entered promiscuous mode [ 58.587604][ T8121] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.639705][ T8123] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.661204][ T8123] team0: Port device team_slave_0 added [ 58.669134][ T8123] team0: Port device team_slave_1 added [ 58.674886][ T8128] chnl_net:caif_netlink_parms(): no params data found [ 58.684283][ T8125] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.691399][ T8125] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.699079][ T8125] device bridge_slave_1 entered promiscuous mode [ 58.706253][ T8121] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.739175][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.747845][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.775281][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.783544][ T8133] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.810413][ T8115] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.846810][ T8123] device hsr_slave_0 entered promiscuous mode [ 58.905482][ T8123] device hsr_slave_1 entered promiscuous mode [ 58.955289][ T8123] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.964368][ T8125] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.978775][ T8125] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.020161][ T8128] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.027736][ T8128] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.035491][ T8128] device bridge_slave_0 entered promiscuous mode [ 59.042938][ T8128] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.050313][ T8128] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.058548][ T8128] device bridge_slave_1 entered promiscuous mode [ 59.067667][ T8125] team0: Port device team_slave_0 added [ 59.078022][ T8115] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.100323][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.108633][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.131848][ T8125] team0: Port device team_slave_1 added [ 59.139754][ T8128] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.153212][ T8128] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.188969][ T8117] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.196372][ T8123] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 59.227007][ T8123] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 59.270691][ T8123] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 59.331221][ T8128] team0: Port device team_slave_0 added [ 59.341632][ T8128] team0: Port device team_slave_1 added [ 59.357378][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.369816][ T8129] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.378057][ T8123] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 164.395182][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 164.402168][ C1] (detected by 1, t=10502 jiffies, g=5889, q=150) [ 164.408651][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10503 (4294953592-4294943089), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 164.421986][ C1] syz-executor.0 R running task 24440 8115 8114 0x0000400a [ 164.429874][ C1] Call Trace: [ 164.433145][ C1] [ 164.435989][ C1] sched_show_task+0x40f/0x560 [ 164.440744][ C1] rcu_sched_clock_irq+0x1861/0x1ad0 [ 164.446019][ C1] update_process_times+0x12d/0x180 [ 164.451203][ C1] tick_sched_timer+0x263/0x420 [ 164.456040][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.461574][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.466773][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.471710][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.476984][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.482624][ C1] apic_timer_interrupt+0xf/0x20 [ 164.487545][ C1] [ 164.490470][ C1] RIP: 0010:__memcg_kmem_uncharge+0x6/0x2e0 [ 164.496347][ C1] 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 [ 164.515939][ C1] RSP: 0018:ffffc900021a7bb8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.524337][ C1] RAX: ffffffff81486ea4 RBX: ffffea0002a01000 RCX: ffff8880992c83c0 [ 164.532292][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea0002a01000 [ 164.540246][ C1] RBP: ffffc900021a7bc0 R08: 000000000003a768 R09: fffffbfff120248a [ 164.548198][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff8880929a34a0 [ 164.556151][ C1] R13: dffffc0000000000 R14: 1ffff11012534694 R15: ffff8880a91d54a8 [ 164.564121][ C1] ? free_thread_stack+0x124/0x590 [ 164.569224][ C1] free_thread_stack+0x12e/0x590 [ 164.574147][ C1] put_task_stack+0xa3/0x130 [ 164.578728][ C1] finish_task_switch+0x3f1/0x550 [ 164.583738][ C1] __schedule+0x9a8/0xcc0 [ 164.588065][ C1] schedule+0x181/0x210 [ 164.592203][ C1] do_nanosleep+0x1d0/0x6c0 [ 164.596700][ C1] hrtimer_nanosleep+0x3a6/0x5b0 [ 164.601623][ C1] ? trace_hrtimer_expire_exit+0x2d0/0x2d0 [ 164.607415][ C1] __x64_sys_nanosleep+0x186/0x1d0 [ 164.612515][ C1] do_syscall_64+0xf7/0x1c0 [ 164.617007][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.622884][ C1] RIP: 0033:0x458b20 [ 164.626764][ C1] Code: c0 5b 5d c3 66 0f 1f 44 00 00 8b 04 24 48 83 c4 18 5b 5d c3 66 0f 1f 44 00 00 83 3d 11 fe 61 00 00 75 14 b8 23 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 d4 d1 fb ff c3 48 83 ec 08 e8 ea 46 00 00 [ 164.646360][ C1] RSP: 002b:00007fff93a73988 EFLAGS: 00000246 ORIG_RAX: 0000000000000023 [ 164.654767][ C1] RAX: ffffffffffffffda RBX: 000000000000e7d6 RCX: 0000000000458b20 [ 164.662733][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007fff93a73990 [ 164.670719][ C1] RBP: 0000000000000002 R08: 0000000000000001 R09: 00000000011b5940 [ 164.678675][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 164.686634][ C1] R13: 00007fff93a739e0 R14: 000000000000e7d6 R15: 00007fff93a739f0 [ 164.694609][ C1] rcu: rcu_preempt kthread starved for 10531 jiffies! g5889 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 164.705696][ C1] rcu: RCU grace-period kthread stack dump: [ 164.711569][ C1] rcu_preempt R running task 29104 10 2 0x80004000 [ 164.719453][ C1] Call Trace: [ 164.722733][ C1] __schedule+0x9a0/0xcc0 [ 164.727058][ C1] schedule+0x181/0x210 [ 164.731201][ C1] schedule_timeout+0x14f/0x240 [ 164.736033][ C1] ? run_local_timers+0x120/0x120 [ 164.741046][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.745806][ C1] kthread+0x332/0x350 [ 164.749855][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.754947][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.759520][ C1] ret_from_fork+0x24/0x30