[ 42.463876][ T25] audit: type=1800 audit(1575353746.751:25): pid=8078 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 42.484649][ T25] audit: type=1800 audit(1575353746.751:26): pid=8078 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.529185][ T25] audit: type=1800 audit(1575353746.751:27): pid=8078 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.552211][ T25] audit: type=1800 audit(1575353746.751:28): pid=8078 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 '10.128.0.113' (ECDSA) to the list of known hosts. 2019/12/03 06:15:58 fuzzer started 2019/12/03 06:15:59 dialing manager at 10.128.0.26:38907 2019/12/03 06:16:00 syscalls: 2697 2019/12/03 06:16:00 code coverage: enabled 2019/12/03 06:16:00 comparison tracing: enabled 2019/12/03 06:16:00 extra coverage: extra coverage is not supported by the kernel 2019/12/03 06:16:00 setuid sandbox: enabled 2019/12/03 06:16:00 namespace sandbox: enabled 2019/12/03 06:16:00 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 06:16:00 fault injection: enabled 2019/12/03 06:16:00 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 06:16:00 net packet injection: enabled 2019/12/03 06:16:00 net device setup: enabled 2019/12/03 06:16:00 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 06:16:00 devlink PCI setup: PCI device 0000:00:10.0 is not available 06:16:01 executing program 0: prctl$PR_SET_SECCOMP(0x16, 0x2, &(0x7f00000001c0)={0x2, &(0x7f0000000140)=[{0x16}, {0x200000000006}]}) 06:16:01 executing program 1: bpf$MAP_CREATE(0x0, &(0x7f0000000180)={0xa, 0x11, 0x1, 0x1}, 0x3c) perf_event_open(&(0x7f0000000180)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x1ff, 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, 0x0, 0xffffffffffffffff, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000003140)=[{{&(0x7f00000002c0)=@ipx, 0x80, 0x0, 0x3c4}}], 0x1, 0x0, 0x0) r0 = syz_open_procfs(0x0, &(0x7f0000000080)='fdinfo/3\x00') preadv(r0, &(0x7f00000017c0), 0x332, 0x0) syzkaller login: [ 56.930958][ T8245] IPVS: ftp: loaded support on port[0] = 21 [ 57.078568][ T8245] chnl_net:caif_netlink_parms(): no params data found [ 57.108591][ T8248] IPVS: ftp: loaded support on port[0] = 21 [ 57.143891][ T8245] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.155441][ T8245] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.163469][ T8245] device bridge_slave_0 entered promiscuous mode [ 57.187796][ T8245] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.196334][ T8245] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.204246][ T8245] device bridge_slave_1 entered promiscuous mode 06:16:01 executing program 2: r0 = socket$packet(0x11, 0x3, 0x300) ioctl$sock_SIOCGIFINDEX(r0, 0x8933, &(0x7f0000000140)={'syz_tun\x00', 0x0}) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f00000000c0)={r1, 0x1, 0x6, @local}, 0x10) setsockopt$packet_add_memb(r0, 0x107, 0x1, &(0x7f0000001300)={r1, 0x3, 0x3, @dev}, 0x10) [ 57.248590][ T8245] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.287258][ T8245] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.327900][ T8248] chnl_net:caif_netlink_parms(): no params data found [ 57.342192][ T8245] team0: Port device team_slave_0 added [ 57.356084][ T8245] team0: Port device team_slave_1 added [ 57.447398][ T8245] device hsr_slave_0 entered promiscuous mode 06:16:01 executing program 3: r0 = syz_open_dev$binderN(&(0x7f0000000100)='/dev/binder#\x00', 0x0, 0x0) ioctl$BINDER_WRITE_READ(r0, 0xc0306201, &(0x7f0000000140)={0x8, 0x0, &(0x7f0000000040)=[@register_looper, @enter_looper], 0x0, 0x0, 0x0}) [ 57.504787][ T8245] device hsr_slave_1 entered promiscuous mode [ 57.596464][ T8251] IPVS: ftp: loaded support on port[0] = 21 [ 57.603316][ T8248] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.626381][ T8248] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.634252][ T8248] device bridge_slave_0 entered promiscuous mode [ 57.657404][ T8248] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.674497][ T8248] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.682213][ T8248] device bridge_slave_1 entered promiscuous mode 06:16:02 executing program 4: r0 = socket$inet_udplite(0x2, 0x2, 0x88) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$nl_route(0x10, 0x3, 0x0) r3 = socket$netlink(0x10, 0x3, 0x0) r4 = socket$netlink(0x10, 0x3, 0x0) r5 = socket(0x10, 0x803, 0x0) sendmsg$NBD_CMD_DISCONNECT(r5, &(0x7f00000001c0)={0x0, 0x0, &(0x7f0000000180)={0x0}}, 0x0) getsockname$packet(r5, &(0x7f0000000100)={0x11, 0x0, 0x0, 0x1, 0x0, 0x6, @broadcast}, &(0x7f0000000200)=0x14) sendmsg$nl_route(r4, &(0x7f0000000040)={0x0, 0x0, &(0x7f0000000000)={&(0x7f0000000380)=ANY=[@ANYBLOB="480000001000050700"/20, @ANYRES32=r6, @ANYBLOB="0000000000000000280012000c0001007665746800000000180002001400010000000000", @ANYRES32=0x0, @ANYBLOB="0200cb513a25de0b608088ed10ecd8f255705addfd40df1c69c799b0f81a11ab4971f9166617a497a18603807eeab93d20ca8f83d9cced9e34e7d843976e821bd4c9e34997ea210181451b383f21435cb49840b0f61274420a5d97"], 0x48}}, 0x0) sendmsg$nl_route(r3, &(0x7f0000000200)={0x0, 0x0, &(0x7f00000001c0)={&(0x7f0000000100)=@ipv6_newaddr={0x40, 0x14, 0x2bb19afb0fa4f39f, 0x0, 0x0, {0xa, 0x0, 0x0, 0x0, r6}, [@IFA_ADDRESS={0x14, 0x1, @dev}, @IFA_LOCAL={0x14, 0x2, @initdev={0xfe, 0x88, [], 0x0, 0x0}}]}, 0x40}}, 0x0) sendmsg$nl_route(r2, &(0x7f0000000080)={0x0, 0x0, &(0x7f0000000180)={&(0x7f00000002c0)=@newlink={0x20, 0x11, 0xe3b, 0x0, 0x0, {0x0, 0x0, 0x0, r6}}, 0x20}}, 0x0) [ 57.733798][ T8245] netdevsim netdevsim0 netdevsim0: renamed from eth0 [ 57.793473][ T8248] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.818966][ T8253] IPVS: ftp: loaded support on port[0] = 21 [ 57.827045][ T8245] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 57.867545][ T8245] netdevsim netdevsim0 netdevsim2: renamed from eth2 06:16:02 executing program 5: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_MAXSEG(r0, 0x84, 0x17, 0x0, 0x0) [ 57.919855][ T8248] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.950156][ T8245] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 58.063098][ T8248] team0: Port device team_slave_0 added [ 58.071198][ T8245] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.078387][ T8245] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.086510][ T8245] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.093644][ T8245] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.139276][ T8255] IPVS: ftp: loaded support on port[0] = 21 [ 58.148076][ T8248] team0: Port device team_slave_1 added [ 58.149075][ T8257] IPVS: ftp: loaded support on port[0] = 21 [ 58.161001][ T3899] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.170812][ T3899] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.247467][ T8248] device hsr_slave_0 entered promiscuous mode [ 58.284744][ T8248] device hsr_slave_1 entered promiscuous mode [ 58.354610][ T8248] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.450036][ T8251] chnl_net:caif_netlink_parms(): no params data found [ 58.486320][ T8248] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 58.577662][ T8248] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 58.610204][ T8248] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 58.647652][ T8248] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 58.716502][ T8251] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.723608][ T8251] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.731623][ T8251] device bridge_slave_0 entered promiscuous mode [ 58.740648][ T8251] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.747759][ T8251] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.755748][ T8251] device bridge_slave_1 entered promiscuous mode [ 58.774210][ T8251] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.818883][ T8257] chnl_net:caif_netlink_parms(): no params data found [ 58.829560][ T8251] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.860813][ T8245] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.886448][ T8251] team0: Port device team_slave_0 added [ 58.894186][ T8251] team0: Port device team_slave_1 added [ 58.937996][ T8245] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.976133][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.985517][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.046569][ T8251] device hsr_slave_0 entered promiscuous mode [ 59.085628][ T8251] device hsr_slave_1 entered promiscuous mode [ 59.124777][ T8251] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.146378][ T8253] chnl_net:caif_netlink_parms(): no params data found [ 59.159606][ T8255] chnl_net:caif_netlink_parms(): no params data found [ 59.170339][ T8257] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.177999][ T8257] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.186604][ T8257] device bridge_slave_0 entered promiscuous mode [ 59.196347][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.204882][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.213165][ T2950] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.220286][ T2950] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.257157][ T8257] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.264256][ T8257] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.273071][ T8257] device bridge_slave_1 entered promiscuous mode [ 59.285617][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.294165][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.302867][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.309930][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.325045][ T8253] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.332118][ T8253] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.342479][ T8253] device bridge_slave_0 entered promiscuous mode [ 59.353431][ T8253] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.360639][ T8253] bridge0: port 2(bridge_slave_1) entered disabled state [ 59.368675][ T8253] device bridge_slave_1 entered promiscuous mode [ 59.385949][ T8257] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.397496][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.408379][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.427452][ T8248] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.441560][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.450744][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.459736][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.468690][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.477083][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.485354][ T2950] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.498774][ T8257] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.518344][ T8245] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 59.531561][ T8245] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.545808][ T8263] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.553550][ T8263] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.562054][ T8263] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.585736][ T8251] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 59.641970][ T8251] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 59.668647][ T8253] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 59.683004][ T8253] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 59.702216][ T8251] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 59.757399][ T8251] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 59.801965][ T8255] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.810029][ T8255] bridge0: port 1(bridge_slave_0) entered disabled state [ 59.817678][ T8255] device bridge_slave_0 entered promiscuous mode [ 59.826587][ T3899] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.834191][ T3899] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.842243][ T3899] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.849983][ T3899] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.859452][ T8257] team0: Port device team_slave_0 added [ 59.867512][ T8257] team0: Port device team_slave_1 added [ 59.875074][ T8248] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.937580][ T8257] device hsr_slave_0 entered promiscuous mode [ 59.975798][ T8257] device hsr_slave_1 entered promiscuous mode [ 60.024580][ T8257] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.038556][ T8255] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.050598][ T8255] bridge0: port 2(bridge_slave_1) entered disabled state [ 60.058457][ T8255] device bridge_slave_1 entered promiscuous mode [ 60.079587][ T8255] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 60.093826][ T8253] team0: Port device team_slave_0 added [ 60.105856][ T8253] team0: Port device team_slave_1 added [ 60.113406][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 60.122154][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 60.130837][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 60.137924][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 60.146430][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 60.155361][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 60.163644][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 60.170738][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 60.178713][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 60.189251][ T8255] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 60.212875][ T8255] team0: Port device team_slave_0 added [ 60.236683][ T8245] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 60.252380][ T8255] team0: Port device team_slave_1 added [ 60.296005][ T8253] device hsr_slave_0 entered promiscuous mode [ 60.334684][ T8253] device hsr_slave_1 entered promiscuous mode [ 60.394508][ T8253] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.409927][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 60.467469][ T8255] device hsr_slave_0 entered promiscuous mode [ 60.485245][ T8255] device hsr_slave_1 entered promiscuous mode [ 60.525387][ T8255] debugfs: Directory 'hsr0' with parent '/' already present! [ 60.545189][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 60.553688][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 60.568397][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 60.577281][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 60.586414][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 60.622677][ T8248] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 60.646232][ T8248] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 60.658352][ T8257] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 60.701827][ T25] kauditd_printk_skb: 2 callbacks suppressed [ 60.701836][ T25] audit: type=1326 audit(1575353764.991:31): auid=4294967295 uid=0 gid=0 ses=4294967295 subj=_ pid=8268 comm="syz-executor.0" exe="/root/syz-executor.0" sig=31 arch=c000003e syscall=228 compat=0 ip=0x45d4ba code=0x0 [ 165.654362][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 165.661196][ C0] rcu: 0-...!: (10499 ticks this GP) idle=e1a/1/0x4000000000000002 softirq=11595/11599 fqs=3 [ 165.671672][ C0] (t=10500 jiffies g=6289 q=64) [ 165.676602][ C0] rcu: rcu_preempt kthread starved for 10493 jiffies! g6289 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 165.687684][ C0] rcu: RCU grace-period kthread stack dump: [ 165.693559][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 165.701451][ C0] Call Trace: [ 165.704738][ C0] __schedule+0x9a0/0xcc0 [ 165.709066][ C0] schedule+0x181/0x210 [ 165.713211][ C0] schedule_timeout+0x14f/0x240 [ 165.718050][ C0] ? run_local_timers+0x120/0x120 [ 165.723066][ C0] rcu_gp_kthread+0xed8/0x1770 [ 165.727826][ C0] kthread+0x332/0x350 [ 165.731877][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 165.736985][ C0] ? kthread_blkcg+0xe0/0xe0 [ 165.741560][ C0] ret_from_fork+0x24/0x30 [ 165.745998][ C0] NMI backtrace for cpu 0 [ 165.750320][ C0] CPU: 0 PID: 21 Comm: kworker/u4:1 Not tainted 5.4.0-syzkaller #0 [ 165.758189][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 165.768262][ C0] Workqueue: 0x0 (bat_events) [ 165.773008][ C0] Call Trace: [ 165.776277][ C0] [ 165.779119][ C0] dump_stack+0x1fb/0x318 [ 165.783439][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 165.788273][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 165.794415][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 165.800467][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 165.806431][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 165.812309][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 165.817413][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 165.822600][ C0] ? trace_hardirqs_off+0x74/0x80 [ 165.827611][ C0] update_process_times+0x12d/0x180 [ 165.832797][ C0] tick_sched_timer+0x263/0x420 [ 165.837637][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 165.843167][ C0] __hrtimer_run_queues+0x403/0x840 [ 165.848364][ C0] hrtimer_interrupt+0x38c/0xda0 [ 165.853313][ C0] ? debug_smp_processor_id+0x9/0x20 [ 165.858589][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 165.864120][ C0] apic_timer_interrupt+0xf/0x20 [ 165.869038][ C0] [ 165.871968][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x22/0x50 [ 165.878106][ C0] Code: 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 8d 7e 01 8b 89 84 [ 165.897694][ C0] RSP: 0018:ffffc90000dd7bf8 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 165.906091][ C0] RAX: ffffffff81487326 RBX: ffffea0002599340 RCX: ffff8880a9ff8580 [ 165.914053][ C0] RDX: 0000000000000000 RSI: 00000000fffffffc RDI: ffffea0002599340 [ 165.922190][ C0] RBP: ffffc90000dd7c20 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.930147][ C0] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff88806c326a20 [ 165.938103][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff88808fff3928 [ 165.946085][ C0] ? mod_memcg_page_state+0x16/0x190 [ 165.951445][ C0] ? free_thread_stack+0x124/0x590 [ 165.956549][ C0] ? mod_memcg_page_state+0x16/0x190 [ 165.961857][ C0] free_thread_stack+0x168/0x590 [ 165.966803][ C0] put_task_stack+0xa3/0x130 [ 165.971406][ C0] finish_task_switch+0x3f1/0x550 [ 165.976434][ C0] __schedule+0x9a8/0xcc0 [ 165.980765][ C0] schedule+0x181/0x210 [ 165.984912][ C0] worker_thread+0x10d6/0x1630 [ 165.989683][ C0] kthread+0x332/0x350 [ 165.993736][ C0] ? rcu_lock_release+0x30/0x30 [ 165.998573][ C0] ? kthread_blkcg+0xe0/0xe0 [ 166.003149][ C0] ret_from_fork+0x24/0x30