[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 42.764879][ T23] audit: type=1800 audit(1575401075.758:25): pid=8044 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.783797][ T23] audit: type=1800 audit(1575401075.758:26): pid=8044 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.804200][ T23] audit: type=1800 audit(1575401075.758:27): pid=8044 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 '10.128.1.47' (ECDSA) to the list of known hosts. 2019/12/03 19:24:47 fuzzer started 2019/12/03 19:24:49 dialing manager at 10.128.0.26:42111 2019/12/03 19:24:49 syscalls: 2689 2019/12/03 19:24:49 code coverage: enabled 2019/12/03 19:24:49 comparison tracing: enabled 2019/12/03 19:24:49 extra coverage: extra coverage is not supported by the kernel 2019/12/03 19:24:49 setuid sandbox: enabled 2019/12/03 19:24:49 namespace sandbox: enabled 2019/12/03 19:24:49 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 19:24:49 fault injection: enabled 2019/12/03 19:24:49 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 19:24:49 net packet injection: enabled 2019/12/03 19:24:49 net device setup: enabled 2019/12/03 19:24:49 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 19:24:49 devlink PCI setup: PCI device 0000:00:10.0 is not available 19:24:50 executing program 0: r0 = syz_open_procfs(0x0, &(0x7f0000000080)='uid_map\x00') write$P9_RWSTAT(r0, 0x0, 0x0) 19:24:50 executing program 1: r0 = socket$inet6_tcp(0xa, 0x1, 0x0) setsockopt$inet6_tcp_int(r0, 0x6, 0x200000000000013, &(0x7f0000000280)=0x400100000001, 0x4) r1 = dup2(r0, r0) setsockopt$inet6_tcp_TCP_REPAIR_WINDOW(r1, 0x6, 0x1d, &(0x7f0000000200)={0x0, 0x0, 0x0, 0x0, 0x8001}, 0x14) syzkaller login: [ 57.207508][ T8209] IPVS: ftp: loaded support on port[0] = 21 [ 57.373822][ T8209] chnl_net:caif_netlink_parms(): no params data found 19:24:50 executing program 2: r0 = openat$audio(0xffffffffffffff9c, &(0x7f00000004c0)='/dev/audio\x00', 0x80000042801, 0x0) ioctl$int_in(r0, 0x800000c004500a, &(0x7f0000000240)) ioctl$SNDCTL_DSP_SETFRAGMENT(r0, 0xc004500a, &(0x7f0000000000)) [ 57.431962][ T8209] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.440964][ T8209] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.454580][ T8209] device bridge_slave_0 entered promiscuous mode [ 57.490943][ T8209] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.498109][ T8209] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.509878][ T8212] IPVS: ftp: loaded support on port[0] = 21 [ 57.530241][ T8209] device bridge_slave_1 entered promiscuous mode [ 57.578486][ T8209] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.600686][ T8209] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.652570][ T8215] IPVS: ftp: loaded support on port[0] = 21 [ 57.673320][ T8209] team0: Port device team_slave_0 added [ 57.692730][ T8209] team0: Port device team_slave_1 added 19:24:50 executing program 3: r0 = openat$pfkey(0xffffffffffffff9c, &(0x7f0000000040)='/proc/self/net/pfkey\x00', 0x417500, 0x0) 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, r0, 0x0) r1 = open(&(0x7f0000000140)='./bus\x00', 0x14103e, 0x0) accept$packet(r1, 0x0, 0x0) write$binfmt_elf64(r0, &(0x7f0000000340)=ANY=[@ANYBLOB="43f2f95db74441f2191b80df4305ad1f178604ec4503bbb286a6fcc9ea3dedf9e94f325b7c6133c1f0d64288f7fae986278726ce8f837a31c4d0b11ba08b03d3be70e4997f8b9844f0cdd23f4747d2a5ae518d84a298c2903b44969b8993c1d6b3"], 0x0) accept$packet(0xffffffffffffffff, 0x0, &(0x7f0000000000)) r2 = getpid() r3 = perf_event_open(&(0x7f0000000040)={0x2, 0x70, 0x1f, 0x1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext={0x1000000000, 0x6}}, 0x0, 0x0, 0xffffffffffffffff, 0x0) fcntl$getown(r3, 0x9) bpf$BPF_GET_PROG_INFO(0xf, &(0x7f00000002c0)={0xffffffffffffffff, 0xc0, &(0x7f00000003c0)={0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, ""/16, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, &(0x7f0000000200), 0x0, 0x0, 0x0, 0x0, 0x0}}, 0x10) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000200)={r2, 0xffffffffffffffff, 0x0, 0x12, &(0x7f00000001c0)='/dev/input/mouse#\x00', r4}, 0x30) bpf$BPF_TASK_FD_QUERY(0x14, &(0x7f0000000180)={0x0, 0xffffffffffffffff, 0x0, 0x1, &(0x7f00000000c0)='\x00', r4}, 0x30) r5 = socket$inet_udp(0x2, 0x2, 0x0) ioctl$sock_inet_SIOCADDRT(r5, 0x890b, &(0x7f0000000180)={0x0, {0x2, 0x4e22, @empty}, {0x2, 0x4e20, @loopback}, {0x2, 0x4e24, @empty}, 0x150}) r6 = openat$dlm_control(0xffffffffffffff9c, &(0x7f0000000240)='/dev/dlm-control\x00', 0x4000, 0x0) ioctl$VHOST_VSOCK_SET_GUEST_CID(r6, 0x4008af60, &(0x7f0000000280)) r7 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r7, &(0x7f0000000000)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r7, 0x0, 0x0, 0x200007fd, &(0x7f0000e68000)={0x2, 0x4e23, @local}, 0x10) shutdown(r7, 0x1) [ 57.783191][ T8209] device hsr_slave_0 entered promiscuous mode [ 57.850185][ T8209] device hsr_slave_1 entered promiscuous mode [ 57.937088][ T8217] IPVS: ftp: loaded support on port[0] = 21 [ 57.967790][ T8212] chnl_net:caif_netlink_parms(): no params data found 19:24:51 executing program 4: r0 = socket$unix(0x1, 0x2, 0x0) bind$unix(r0, &(0x7f0000000080)=@abs={0x1}, 0x6e) setsockopt$sock_int(r0, 0x1, 0x10, &(0x7f0000000040)=0x7, 0x4) connect(r0, &(0x7f0000985ff8)=@un=@abs={0x1}, 0x8) [ 58.027285][ T8209] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 58.121106][ T8209] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 58.161349][ T8209] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 58.196837][ T8212] bridge0: port 1(bridge_slave_0) entered blocking state 19:24:51 executing program 5: r0 = socket$inet_icmp_raw(0x2, 0x3, 0x1) ioctl(r0, 0x1000008912, &(0x7f0000000040)="0800b5055e0bcfe87b0071") r1 = socket(0x10, 0x3, 0x0) setsockopt$netlink_NETLINK_TX_RING(r1, 0x10e, 0xc, &(0x7f00000002c0)={0x2000000000073f}, 0x10) write(r1, &(0x7f000018efdc)="2400000052001f0014f9f407000904000200071010000700feffffff0800000000000000", 0x24) [ 58.205865][ T8212] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.215330][ T8212] device bridge_slave_0 entered promiscuous mode [ 58.224366][ T8209] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.346839][ T8220] IPVS: ftp: loaded support on port[0] = 21 [ 58.348245][ T8212] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.363206][ T8212] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.371240][ T8212] device bridge_slave_1 entered promiscuous mode [ 58.438387][ T8212] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.460674][ T8223] IPVS: ftp: loaded support on port[0] = 21 [ 58.469331][ T8215] chnl_net:caif_netlink_parms(): no params data found [ 58.486356][ T8217] chnl_net:caif_netlink_parms(): no params data found [ 58.501948][ T8212] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.547950][ T8212] team0: Port device team_slave_0 added [ 58.582851][ T8212] team0: Port device team_slave_1 added [ 58.609189][ T8217] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.617087][ T8217] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.624790][ T8217] device bridge_slave_0 entered promiscuous mode [ 58.637223][ T8217] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.645121][ T8217] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.653331][ T8217] device bridge_slave_1 entered promiscuous mode [ 58.666258][ T8209] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.682581][ T8215] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.689761][ T8215] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.697330][ T8215] device bridge_slave_0 entered promiscuous mode [ 58.718923][ T8217] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.741622][ T8215] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.748678][ T8215] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.759358][ T8215] device bridge_slave_1 entered promiscuous mode [ 58.784796][ T8217] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.872632][ T8212] device hsr_slave_0 entered promiscuous mode [ 58.909782][ T8212] device hsr_slave_1 entered promiscuous mode [ 58.959622][ T8212] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.968665][ T8215] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.994940][ T8215] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.008403][ T8220] chnl_net:caif_netlink_parms(): no params data found [ 59.029049][ T8217] team0: Port device team_slave_0 added [ 59.053559][ T3710] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.062770][ T3710] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.077336][ T8209] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.085376][ T8217] team0: Port device team_slave_1 added [ 59.094229][ T8215] team0: Port device team_slave_0 added [ 59.104624][ T8215] team0: Port device team_slave_1 added [ 59.140698][ T8223] chnl_net:caif_netlink_parms(): no params data found [ 59.163149][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.172767][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.181403][ T45] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.188868][ T45] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.197432][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.262522][ T8217] device hsr_slave_0 entered promiscuous mode [ 59.309935][ T8217] device hsr_slave_1 entered promiscuous mode [ 59.349633][ T8217] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.394888][ T8212] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 59.436205][ T8212] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 59.492563][ T8223] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.500939][ T8223] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.508548][ T8223] device bridge_slave_0 entered promiscuous mode [ 59.516574][ T8220] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.523967][ T8220] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.532216][ T8220] device bridge_slave_0 entered promiscuous mode [ 59.547835][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.556706][ T45] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.565562][ T45] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.572852][ T45] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.612113][ T8215] device hsr_slave_0 entered promiscuous mode [ 59.649854][ T8215] device hsr_slave_1 entered promiscuous mode [ 59.689603][ T8215] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.698279][ T8212] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 59.755281][ T8212] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 59.801091][ T8223] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.808179][ T8223] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.817008][ T8223] device bridge_slave_1 entered promiscuous mode [ 59.828105][ T8220] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.836419][ T8220] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.845555][ T8220] device bridge_slave_1 entered promiscuous mode [ 59.868045][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.877265][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.911328][ T8220] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.923424][ T8220] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.938685][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.948014][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.956620][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.966004][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.974452][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.983988][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.992570][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 60.002638][ T8223] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.034390][ T8223] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.055075][ T8220] team0: Port device team_slave_0 added [ 60.065067][ T8209] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.076974][ T8209] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 60.085211][ T8217] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 60.141540][ T8217] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 60.185616][ T8217] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 60.224163][ T8217] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 60.274939][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 60.283838][ T5] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 60.294573][ T8220] team0: Port device team_slave_1 added [ 60.313742][ T8215] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 60.365061][ T8215] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 60.412108][ T8215] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 60.453106][ T8215] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 60.508078][ T8223] team0: Port device team_slave_0 added [ 60.516564][ T8223] team0: Port device team_slave_1 added [ 60.561656][ T8220] device hsr_slave_0 entered promiscuous mode [ 60.599952][ T8220] device hsr_slave_1 entered promiscuous mode [ 60.639625][ T8220] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.661304][ T8209] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.688119][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 60.696138][ T8225] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 60.762237][ T8223] device hsr_slave_0 entered promiscuous mode [ 60.819889][ T8223] device hsr_slave_1 entered promiscuous mode [ 60.860346][ T8223] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.874903][ T8212] 8021q: adding VLAN 0 to HW filter on device bond0 [ 60.925696][ T8212] 8021q: adding VLAN 0 to HW filter on device team0 [ 60.933114][ T8220] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 60.998337][ T8215] 8021q: adding VLAN 0 to HW filter on device bond0 [ 61.018766][ T8215] 8021q: adding VLAN 0 to HW filter on device team0 [ 61.058973][ T8215] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 61.074947][ T8215] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 61.106150][ T8215] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 165.969394][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.976171][ C0] rcu: 0-....: (1 GPs behind) idle=3fe/1/0x4000000000000002 softirq=9860/9861 fqs=2809 [ 165.986155][ C0] (t=10500 jiffies g=6369 q=566) [ 165.991170][ C0] rcu: rcu_preempt kthread starved for 4873 jiffies! g6369 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 166.002170][ C0] rcu: RCU grace-period kthread stack dump: [ 166.008136][ C0] rcu_preempt R running task 28792 10 2 0x80004000 [ 166.016023][ C0] Call Trace: [ 166.019306][ C0] __schedule+0x9a0/0xcc0 [ 166.023630][ C0] schedule+0x181/0x210 [ 166.027775][ C0] schedule_timeout+0x14f/0x240 [ 166.032614][ C0] ? run_local_timers+0x120/0x120 [ 166.037654][ C0] rcu_gp_kthread+0xed8/0x1770 [ 166.042431][ C0] kthread+0x332/0x350 [ 166.046506][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 166.051605][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.056190][ C0] ret_from_fork+0x24/0x30 [ 166.060608][ C0] NMI backtrace for cpu 0 [ 166.064942][ C0] CPU: 0 PID: 8209 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 166.073166][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 166.083206][ C0] Call Trace: [ 166.087442][ C0] [ 166.090281][ C0] dump_stack+0x1fb/0x318 [ 166.094606][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 166.099440][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 166.105581][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 166.111637][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 166.117607][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 166.123481][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 166.128591][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 166.133778][ C0] ? trace_hardirqs_off+0x74/0x80 [ 166.138838][ C0] update_process_times+0x12d/0x180 [ 166.144134][ C0] tick_sched_timer+0x263/0x420 [ 166.148990][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 166.154651][ C0] __hrtimer_run_queues+0x403/0x840 [ 166.159861][ C0] hrtimer_interrupt+0x38c/0xda0 [ 166.164829][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.170122][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 166.175664][ C0] apic_timer_interrupt+0xf/0x20 [ 166.180681][ C0] [ 166.183622][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x50 [ 166.189684][ C0] Code: 66 2e 0f 1f 84 00 00 00 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 74 25 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 [ 166.209358][ C0] RSP: 0018:ffffc90001df76a0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 166.217755][ C0] RAX: 1ffffd4000542797 RBX: 0000000000000000 RCX: ffff888096a9e640 [ 166.225717][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002a13c80 [ 166.233674][ C0] RBP: ffffc90001df76c8 R08: 000000000003a768 R09: ffffed1015014f3f [ 166.241632][ C0] R10: ffffed1015014f3f R11: 0000000000000000 R12: dffffc0000000000 [ 166.249767][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880a80a79e8 [ 166.257750][ C0] ? mod_memcg_page_state+0x123/0x190 [ 166.263113][ C0] free_thread_stack+0x168/0x590 [ 166.268039][ C0] put_task_stack+0xa3/0x130 [ 166.272619][ C0] finish_task_switch+0x3f1/0x550 [ 166.277636][ C0] __schedule+0x9a8/0xcc0 [ 166.283351][ C0] ? ___preempt_schedule+0x16/0x18 [ 166.288460][ C0] preempt_schedule+0xdb/0x120 [ 166.293212][ C0] ___preempt_schedule+0x16/0x18 [ 166.298228][ C0] ? swake_up_one+0x134/0x150 [ 166.302889][ C0] _raw_spin_unlock_irqrestore+0xcc/0xe0 [ 166.308504][ C0] swake_up_one+0x134/0x150 [ 166.312997][ C0] rcu_report_qs_rsp+0xec/0x140 [ 166.317833][ C0] rcu_preempt_deferred_qs_irqrestore+0x8f8/0xd00 [ 166.324246][ C0] __rcu_read_unlock+0x208/0x680 [ 166.329176][ C0] ? rcu_is_watching+0x57/0xa0 [ 166.334060][ C0] memcg_kmem_get_cache+0x329/0x590 [ 166.339278][ C0] ? __should_failslab+0x11a/0x160 [ 166.344389][ C0] kmem_cache_alloc_node_trace+0xa2/0x2d0 [ 166.350125][ C0] ? __kmalloc_node+0x3c/0x60 [ 166.354804][ C0] __kmalloc_node+0x3c/0x60 [ 166.359310][ C0] kvmalloc_node+0xcc/0x130 [ 166.363983][ C0] alloc_fdtable+0x16c/0x290 [ 166.368564][ C0] dup_fd+0x94f/0xc90 [ 166.372542][ C0] copy_process+0x1377/0x5510 [ 166.377231][ C0] _do_fork+0x13e/0x660 [ 166.381372][ C0] ? check_preemption_disabled+0xb4/0x260 [ 166.387094][ C0] ? debug_smp_processor_id+0x9/0x20 [ 166.392457][ C0] ? debug_smp_processor_id+0x1c/0x20 [ 166.397850][ C0] __x64_sys_clone+0x20b/0x250 [ 166.402625][ C0] do_syscall_64+0xf7/0x1c0 [ 166.407158][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 166.413042][ C0] RIP: 0033:0x458c4a [ 166.416929][ C0] Code: f7 d8 64 89 04 25 d4 02 00 00 64 4c 8b 0c 25 10 00 00 00 31 d2 4d 8d 91 d0 02 00 00 31 f6 bf 11 00 20 01 b8 38 00 00 00 0f 05 <48> 3d 00 f0 ff ff 0f 87 f5 00 00 00 85 c0 41 89 c5 0f 85 fc 00 00 [ 166.436525][ C0] RSP: 002b:00007ffcc6056190 EFLAGS: 00000246 ORIG_RAX: 0000000000000038 [ 166.445280][ C0] RAX: ffffffffffffffda RBX: 00007ffcc6056190 RCX: 0000000000458c4a [ 166.453238][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011 [ 166.461200][ C0] RBP: 00007ffcc60561d0 R08: 0000000000000001 R09: 00000000020c0940 [ 166.469179][ C0] R10: 00000000020c0c10 R11: 0000000000000246 R12: 0000000000000001 [ 166.477138][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: 00007ffcc6056220