[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 44.395851][ T23] audit: type=1800 audit(1575427817.047:25): pid=8089 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 44.416041][ T23] audit: type=1800 audit(1575427817.047:26): pid=8089 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 44.461459][ T23] audit: type=1800 audit(1575427817.047:27): pid=8089 uid=0 auid=4294967295 ses=4294967295 subj=_ 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 '10.128.0.153' (ECDSA) to the list of known hosts. 2019/12/04 02:50:28 fuzzer started 2019/12/04 02:50:29 dialing manager at 10.128.0.26:42111 2019/12/04 02:50:29 syscalls: 2689 2019/12/04 02:50:29 code coverage: enabled 2019/12/04 02:50:29 comparison tracing: enabled 2019/12/04 02:50:29 extra coverage: extra coverage is not supported by the kernel 2019/12/04 02:50:29 setuid sandbox: enabled 2019/12/04 02:50:29 namespace sandbox: enabled 2019/12/04 02:50:29 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 02:50:29 fault injection: enabled 2019/12/04 02:50:29 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 02:50:29 net packet injection: enabled 2019/12/04 02:50:29 net device setup: enabled 2019/12/04 02:50:29 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 02:50:29 devlink PCI setup: PCI device 0000:00:10.0 is not available 02:50:30 executing program 0: bpf$PROG_LOAD(0x5, &(0x7f000000e000)={0x1, 0x4, &(0x7f0000000040)=@framed={{0xffffffb4, 0x5, 0x0, 0x0, 0x0, 0x61, 0x10, 0x18}, [@ldst={0x5, 0x1, 0x6, 0x5}]}, &(0x7f0000003ff6)='G\x00', 0x5, 0xfd90, &(0x7f000000cf3d)=""/195, 0x0, 0x0, [], 0x0, 0x0, 0xffffffffffffffff, 0x8, &(0x7f0000000000), 0x366, 0x10, &(0x7f0000000000), 0x1dd}, 0x48) 02:50:31 executing program 1: r0 = socket$inet_udplite(0x2, 0x2, 0x88) ioctl(r0, 0x1000008912, &(0x7f00000000c0)="0800a1695e1dcfe87b1071") unshare(0x400) tee(r0, 0xffffffffffffffff, 0x5, 0x0) syzkaller login: [ 58.361839][ T8252] IPVS: ftp: loaded support on port[0] = 21 [ 58.522829][ T8252] chnl_net:caif_netlink_parms(): no params data found [ 58.562903][ T8252] bridge0: port 1(bridge_slave_0) entered blocking state 02:50:31 executing program 2: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f0000000480)='/dev/ptmx\x00', 0x201, 0x0) write$binfmt_aout(r0, &(0x7f0000000180)=ANY=[@ANYRES16], 0x2) ioctl$TCSETS(r0, 0x40045431, &(0x7f00003b9fdc)) r1 = syz_open_pts(r0, 0x0) ioctl$TCSETS(r1, 0x5402, &(0x7f00000001c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffe0f8}) readv(r1, &(0x7f0000000000)=[{&(0x7f0000000100)=""/82, 0x2}], 0x1) [ 58.572118][ T8252] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.580628][ T8252] device bridge_slave_0 entered promiscuous mode [ 58.605046][ T8252] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.612156][ T8252] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.633007][ T8252] device bridge_slave_1 entered promiscuous mode [ 58.666849][ T8255] IPVS: ftp: loaded support on port[0] = 21 [ 58.706033][ T8252] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.738142][ T8252] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.778582][ T8257] IPVS: ftp: loaded support on port[0] = 21 [ 58.796936][ T8252] team0: Port device team_slave_0 added [ 58.815962][ T8252] team0: Port device team_slave_1 added 02:50:31 executing program 3: ioctl$KVM_CREATE_VM(0xffffffffffffffff, 0xae01, 0x0) ioctl$KVM_ENABLE_CAP(0xffffffffffffffff, 0x4068aea3, 0x0) perf_event_open(&(0x7f0000000100)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x7f, 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, 0x0, @perf_bp={0x0}}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = socket$alg(0x26, 0x5, 0x0) bind$alg(r0, &(0x7f0000000b40)={0x26, 'skcipher\x00', 0x0, 0x0, 'ctr-twofish-3way\x00'}, 0x58) setsockopt$ALG_SET_KEY(r0, 0x117, 0x1, &(0x7f0000000080)="ab553fec94248c32e27d04000000288a", 0x10) r1 = accept$alg(r0, 0x0, 0x0) write$binfmt_script(r1, &(0x7f0000000600)=ANY=[], 0xfec8) add_key(&(0x7f0000000000)='cifs.spnego\x00', &(0x7f0000000040)={'syz', 0x2}, 0x0, 0x0, 0xfffffffffffffff9) recvmmsg(r1, &(0x7f0000007e00)=[{{&(0x7f0000001240)=@alg, 0x80, &(0x7f0000004700)=[{&(0x7f00000012c0)=""/167, 0xa7}, {&(0x7f0000003580)=""/4096, 0x1000}], 0x2, &(0x7f0000004780)=""/245, 0xf5}}], 0x1, 0x0, &(0x7f0000008000)={0x0, 0x989680}) [ 58.945839][ T8252] device hsr_slave_0 entered promiscuous mode [ 58.983775][ T8252] device hsr_slave_1 entered promiscuous mode [ 59.058067][ T8255] chnl_net:caif_netlink_parms(): no params data found [ 59.082133][ T8260] IPVS: ftp: loaded support on port[0] = 21 02:50:31 executing program 4: perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) r0 = bpf$MAP_CREATE(0x0, &(0x7f0000001b00)={0x9, 0x1d, 0x6, 0xc}, 0x2c) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000080)={r0, &(0x7f0000000480)="97", &(0x7f00000002c0)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000002540)={r0, &(0x7f0000000000), &(0x7f0000002440)}, 0x20) bpf$MAP_UPDATE_ELEM(0x4, &(0x7f0000000240)={r0, &(0x7f0000000580), &(0x7f0000000680)}, 0x20) bpf$MAP_UPDATE_ELEM(0x2, &(0x7f0000000280)={r0, &(0x7f00000007c0)="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", &(0x7f0000000140)="12e1d12792b34f4a0376891583f267cd6af8507baa041fb288d6c99397f7fb3548ffd0d015bcef60002a125892ae", 0x4}, 0x20) bpf$BPF_MAP_FREEZE(0x16, &(0x7f0000000000)=r0, 0x4) creat(&(0x7f0000000040)='./file0/bus\x00', 0x6857b21ff1155d90) socket$inet_udplite(0x2, 0x2, 0x88) mkdir(&(0x7f0000000080)='./file0\x00', 0x0) mount(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000200)='cgroup2\x00', 0x0, 0x0) openat$cgroup_subtree(0xffffffffffffffff, &(0x7f00000001c0)='cgroup.subtree_control\x00', 0x2, 0x0) getresuid(&(0x7f0000000680), 0x0, &(0x7f0000000700)=0x0) syz_mount_image$reiserfs(&(0x7f00000000c0)='reiserfs\x00', &(0x7f0000000180)='./file0\x00', 0x0, 0x0, 0x0, 0x20, &(0x7f0000000740)={[{@balloc_notest4='block-allocator=notest4'}, {@barrier_flush='barrier=flush'}], [{@fsuuid={'fsuuid', 0x3d, {[0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x64], 0x2d, [0x62, 0x30], 0x2d, [0x0, 0x0, 0x0, 0x31e7378aa5d5ed0a], 0x2d, [0x0, 0x56], 0x2d, [0x0, 0x0, 0x0, 0x31]}}}, {@obj_user={'obj_user', 0x3d, 'cgroup2\x00'}}, {@euid_lt={'euid<', r1}}]}) [ 59.121378][ T8252] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 59.250532][ T8252] netdevsim netdevsim0 netdevsim1: renamed from eth1 02:50:32 executing program 5: socketpair$unix(0x1, 0x5, 0x0, &(0x7f0000000180)={0xffffffffffffffff, 0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket(0x100000000011, 0x2, 0x0) bind(r2, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r2, &(0x7f0000000000)={0x11, 0x0, 0x0}, &(0x7f00000001c0)=0xc) setsockopt$packet_add_memb(r2, 0x107, 0x1, &(0x7f0000000200)={r3, 0x2, 0x6, @local}, 0x10) r4 = socket(0x100000000011, 0x2, 0x0) bind(r4, &(0x7f0000000140)=@generic={0x11, "0000010000000000080044944eeba71a4976e252922cb18f6e2e2aba000000012e0b3836005404b0e0301a4ce875f2e3ff5f163ee340b7679500800000000000000101013c5811039e15775027ecce66fd792bbf0e5bf5ff1b0816f3f6db1c00010000000000000049740000000000000006ad8e5ecc326d3a09ffc2c654"}, 0x80) getsockname$packet(r4, &(0x7f00000003c0)={0x11, 0x0, 0x0}, &(0x7f00000001c0)=0x4a2) setsockopt$packet_add_memb(r2, 0x107, 0x1, &(0x7f0000000340)={r5, 0x1, 0x6, @dev}, 0x10) [ 59.307531][ T8252] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 59.377982][ T8252] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 59.433466][ T8257] chnl_net:caif_netlink_parms(): no params data found [ 59.458259][ T8255] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.466368][ T8255] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.474625][ T8255] device bridge_slave_0 entered promiscuous mode [ 59.505781][ T8263] IPVS: ftp: loaded support on port[0] = 21 [ 59.505989][ T8265] IPVS: ftp: loaded support on port[0] = 21 [ 59.522539][ T8255] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.530509][ T8255] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.538456][ T8255] device bridge_slave_1 entered promiscuous mode [ 59.567882][ T8257] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.575651][ T8257] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.583863][ T8257] device bridge_slave_0 entered promiscuous mode [ 59.599008][ T8255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.611150][ T8252] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.618327][ T8252] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.626283][ T8252] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.633393][ T8252] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.648275][ T17] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.656601][ T17] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.667984][ T8257] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.676329][ T8257] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.684414][ T8257] device bridge_slave_1 entered promiscuous mode [ 59.692318][ T8255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.736981][ T8255] team0: Port device team_slave_0 added [ 59.745758][ T8255] team0: Port device team_slave_1 added [ 59.767840][ T8257] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.779049][ T8257] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.830461][ T8257] team0: Port device team_slave_0 added [ 59.839685][ T8257] team0: Port device team_slave_1 added [ 59.875858][ T8255] device hsr_slave_0 entered promiscuous mode [ 59.913588][ T8255] device hsr_slave_1 entered promiscuous mode [ 59.963869][ T8255] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.056113][ T8257] device hsr_slave_0 entered promiscuous mode [ 60.093728][ T8257] device hsr_slave_1 entered promiscuous mode [ 60.133506][ T8257] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.141381][ T8260] chnl_net:caif_netlink_parms(): no params data found [ 60.190679][ T8255] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 60.238584][ T8255] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 60.315890][ T8252] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.330256][ T8255] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 60.388959][ T8255] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 60.453233][ T8260] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.460350][ T8260] bridge0: port 1(bridge_slave_0) entered disabled state [ 60.469468][ T8260] device bridge_slave_0 entered promiscuous mode [ 60.479589][ T8260] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.488762][ T8260] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.496789][ T8260] device bridge_slave_1 entered promiscuous mode [ 60.509657][ T8257] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.545765][ T8257] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.608021][ T8257] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.686943][ T8260] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.701683][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 60.711282][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 60.721460][ T8257] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.763989][ T8260] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.782131][ T8252] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.829377][ T8263] chnl_net:caif_netlink_parms(): no params data found [ 60.850972][ T8260] team0: Port device team_slave_0 added [ 60.874830][ T2959] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.883873][ T2959] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.892451][ T2959] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.899626][ T2959] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.914946][ T8260] team0: Port device team_slave_1 added [ 60.937718][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.946521][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.955173][ T3209] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.962473][ T3209] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.997404][ T8260] device hsr_slave_0 entered promiscuous mode [ 61.043781][ T8260] device hsr_slave_1 entered promiscuous mode [ 61.083401][ T8260] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.091174][ T8265] chnl_net:caif_netlink_parms(): no params data found [ 61.118263][ T8263] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.125875][ T8263] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.134128][ T8263] device bridge_slave_0 entered promiscuous mode [ 61.164524][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 61.172949][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 61.181546][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 61.190692][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 61.199230][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 61.207820][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 61.216274][ T8263] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.223992][ T8263] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.231610][ T8263] device bridge_slave_1 entered promiscuous mode [ 61.249039][ T8263] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.265657][ T8252] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.276907][ T8252] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.288331][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 61.297276][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 61.306010][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 61.314952][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 61.323513][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 61.332028][ T3209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 61.346435][ T8263] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.382580][ T8265] bridge0: port 1(bridge_slave_0) entered blocking state [ 61.389868][ T8265] bridge0: port 1(bridge_slave_0) entered disabled state [ 61.398082][ T8265] device bridge_slave_0 entered promiscuous mode [ 61.414788][ T8263] team0: Port device team_slave_0 added [ 61.422036][ T8266] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 61.430215][ T8266] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 61.443650][ T8265] bridge0: port 2(bridge_slave_1) entered blocking state [ 61.450721][ T8265] bridge0: port 2(bridge_slave_1) entered disabled state [ 61.459347][ T8265] device bridge_slave_1 entered promiscuous mode [ 61.472985][ T8263] team0: Port device team_slave_1 added [ 61.497643][ T8252] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 61.556268][ T8263] device hsr_slave_0 entered promiscuous mode [ 61.633679][ T8263] device hsr_slave_1 entered promiscuous mode [ 61.683402][ T8263] debugfs: Directory 'hsr0' with parent '/' already present! [ 61.691077][ T8260] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 61.739184][ T8265] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 61.750145][ T8265] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 61.776232][ T8260] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 61.806990][ T8260] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 61.855503][ T8260] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 61.905248][ T8265] team0: Port device team_slave_0 added [ 61.913914][ T8265] team0: Port device team_slave_1 added [ 62.037567][ T8260] 8021q: adding VLAN 0 to HW filter on device bond0 [ 62.060003][ T8260] 8021q: adding VLAN 0 to HW filter on device team0 [ 62.106891][ T8260] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 62.125450][ T8260] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 62.165818][ T8260] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 167.033135][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 167.039947][ C0] rcu: 0-...!: (10499 ticks this GP) idle=816/1/0x4000000000000002 softirq=11253/11253 fqs=38 [ 167.050517][ C0] (t=10501 jiffies g=6401 q=563) [ 167.055535][ C0] rcu: rcu_preempt kthread starved for 10426 jiffies! g6401 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 167.066965][ C0] rcu: RCU grace-period kthread stack dump: [ 167.072926][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 167.081010][ C0] Call Trace: [ 167.084298][ C0] __schedule+0x9a0/0xcc0 [ 167.088635][ C0] schedule+0x181/0x210 [ 167.092781][ C0] schedule_timeout+0x14f/0x240 [ 167.097621][ C0] ? run_local_timers+0x120/0x120 [ 167.102697][ C0] rcu_gp_kthread+0xed8/0x1770 [ 167.107460][ C0] kthread+0x332/0x350 [ 167.111519][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 167.116629][ C0] ? kthread_blkcg+0xe0/0xe0 [ 167.121211][ C0] ret_from_fork+0x24/0x30 [ 167.125704][ C0] NMI backtrace for cpu 0 [ 167.130027][ C0] CPU: 0 PID: 8274 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 167.138257][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 167.148298][ C0] Call Trace: [ 167.151567][ C0] [ 167.154410][ C0] dump_stack+0x1fb/0x318 [ 167.158732][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 167.163585][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 167.169726][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 167.175782][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 167.181754][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 167.187637][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 167.192827][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 167.198054][ C0] ? trace_hardirqs_off+0x74/0x80 [ 167.203677][ C0] update_process_times+0x12d/0x180 [ 167.208866][ C0] tick_sched_timer+0x263/0x420 [ 167.213707][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 167.219334][ C0] __hrtimer_run_queues+0x403/0x840 [ 167.224539][ C0] hrtimer_interrupt+0x38c/0xda0 [ 167.229483][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.234764][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 167.240299][ C0] apic_timer_interrupt+0xf/0x20 [ 167.245221][ C0] [ 167.248154][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x1c/0x50 [ 167.254313][ C0] Code: cd 07 48 89 de e8 64 02 3b 00 5b 5d c3 cc 48 8b 04 24 65 48 8b 0c 25 c0 1d 02 00 65 8b 15 b8 81 8b 7e f7 c2 00 01 1f 00 75 2c <8b> 91 80 13 00 00 83 fa 02 75 21 48 8b 91 88 13 00 00 48 8b 32 48 [ 167.273908][ C0] RSP: 0018:ffffc90001f77508 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 167.282325][ C0] RAX: ffffffff81487433 RBX: 0000000000000000 RCX: ffff8880a24f8040 [ 167.290288][ C0] RDX: 0000000000000001 RSI: 000000000003ffff RDI: 0000000000040000 [ 167.298510][ C0] RBP: ffffc90001f77530 R08: dffffc0000000000 R09: fffffbfff120248a [ 167.306471][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: dffffc0000000000 [ 167.314430][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a09437e8 [ 167.322404][ C0] ? mod_memcg_page_state+0x123/0x190 [ 167.327770][ C0] ? free_thread_stack+0x124/0x590 [ 167.332878][ C0] ? mod_memcg_page_state+0x123/0x190 [ 167.338240][ C0] free_thread_stack+0x168/0x590 [ 167.343171][ C0] put_task_stack+0xa3/0x130 [ 167.347750][ C0] finish_task_switch+0x3f1/0x550 [ 167.352767][ C0] __schedule+0x9a8/0xcc0 [ 167.357097][ C0] ? ___preempt_schedule+0x16/0x18 [ 167.362195][ C0] preempt_schedule+0xdb/0x120 [ 167.367384][ C0] ___preempt_schedule+0x16/0x18 [ 167.372577][ C0] _raw_spin_unlock+0x3a/0x40 [ 167.377332][ C0] __cond_resched_lock+0x93/0x1d0 [ 167.382345][ C0] __purge_vmap_area_lazy+0x1a05/0x1b00 [ 167.387890][ C0] _vm_unmap_aliases+0x43a/0x4c0 [ 167.392819][ C0] vm_unmap_aliases+0x19/0x20 [ 167.397483][ C0] change_page_attr_set_clr+0x267/0x650 [ 167.403049][ C0] set_memory_ro+0x66/0x90 [ 167.407480][ C0] bpf_int_jit_compile+0x8bab/0x9090 [ 167.412788][ C0] ? ktime_get_with_offset+0x98/0x180 [ 167.418147][ C0] ? read_seqcount_begin+0x125/0x1c0 [ 167.423432][ C0] bpf_prog_select_runtime+0x787/0xa80 [ 167.428884][ C0] ? memset+0x31/0x40 [ 167.432860][ C0] __do_sys_bpf+0x9a47/0xc890 [ 167.437532][ C0] ? kcov_ioctl+0x285/0x2c0 [ 167.442034][ C0] ? __might_fault+0xf9/0x160 [ 167.446716][ C0] ? check_preemption_disabled+0xb4/0x260 [ 167.452507][ C0] ? debug_smp_processor_id+0x9/0x20 [ 167.457789][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 167.463193][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 167.469250][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 167.474959][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 167.480667][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 167.486113][ C0] ? trace_irq_disable_rcuidle+0x23/0x1e0 [ 167.491833][ C0] ? do_syscall_64+0x1d/0x1c0 [ 167.496505][ C0] __x64_sys_bpf+0x7a/0x90 [ 167.500920][ C0] do_syscall_64+0xf7/0x1c0 [ 167.505416][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 167.511304][ C0] RIP: 0033:0x45a679 [ 167.515187][ C0] Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 90 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 167.534780][ C0] RSP: 002b:00007f64c060ec78 EFLAGS: 00000246 ORIG_RAX: 0000000000000141 [ 167.543196][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 167.551160][ C0] RDX: 0000000000000048 RSI: 000000002000e000 RDI: 0000000000000005 [ 167.559151][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 167.567113][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f64c060f6d4 [ 167.575089][ C0] R13: 00000000004c0d07 R14: 00000000004d4808 R15: 00000000ffffffff