[....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [ 55.020088][ T26] audit: type=1800 audit(1578460814.055:25): pid=8436 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="cron" dev="sda1" ino=2414 res=0 [ 55.060892][ T26] audit: type=1800 audit(1578460814.055:26): pid=8436 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 55.087825][ T26] audit: type=1800 audit(1578460814.055:27): pid=8436 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 '10.128.0.233' (ECDSA) to the list of known hosts. 2020/01/08 05:20:21 fuzzer started 2020/01/08 05:20:23 dialing manager at 10.128.0.26:35703 2020/01/08 05:20:23 syscalls: 2824 2020/01/08 05:20:23 code coverage: enabled 2020/01/08 05:20:23 comparison tracing: enabled 2020/01/08 05:20:23 extra coverage: enabled 2020/01/08 05:20:23 setuid sandbox: enabled 2020/01/08 05:20:23 namespace sandbox: enabled 2020/01/08 05:20:23 Android sandbox: /sys/fs/selinux/policy does not exist 2020/01/08 05:20:23 fault injection: enabled 2020/01/08 05:20:23 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2020/01/08 05:20:23 net packet injection: enabled 2020/01/08 05:20:23 net device setup: enabled 2020/01/08 05:20:23 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2020/01/08 05:20:23 devlink PCI setup: PCI device 0000:00:10.0 is not available 05:20:24 executing program 0: r0 = socket$inet6(0xa, 0x3, 0x3a) setsockopt$inet6_MRT6_ADD_MIF(r0, 0x29, 0xca, 0x0, 0x936cfe350769aaaf) 05:20:24 executing program 1: r0 = memfd_create(&(0x7f0000000100)='\vem1\xc1\xf8\xa6\x8dN\xc0\xa3w\xe2\xcb\xa2\xba\xe5\xf4\x97\xac#*\xff', 0x0) write(r0, &(0x7f0000000040)="0600", 0x2) write$FUSE_NOTIFY_STORE(r0, &(0x7f0000000380)=ANY=[@ANYBLOB="34e7ff000000350000007f12b579fb64a18c15eeb876aeb1cd06eaffff000093750500000000000000b7d0e212178844538a9a1f34d418c18df706807490073cbc1192c9351f367ca3b1b195d897a91de591e36c4aacd4bfdb070000005e6b60"], 0xe) sendfile(r0, r0, &(0x7f0000001000), 0xffff) perf_event_open(&(0x7f000001d000)={0x1, 0x70, 0x0, 0x0, 0x0, 0x0, 0x0, 0x41c1, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_config_ext}, 0x0, 0xffffffffffffffff, 0xffffffffffffffff, 0x0) mmap(&(0x7f0000000000/0x7000)=nil, 0x7000, 0x80000000004, 0x11, r0, 0x0) socketpair$unix(0x1, 0x5, 0x0, &(0x7f000001a000)={0xffffffffffffffff, 0xffffffffffffffff}) setsockopt$SO_ATTACH_FILTER(r1, 0x1, 0x1a, &(0x7f000002eff0)={0x32b, &(0x7f0000000000)=[{}]}, 0x10) syzkaller login: [ 65.349031][ T8603] IPVS: ftp: loaded support on port[0] = 21 [ 65.507583][ T8603] chnl_net:caif_netlink_parms(): no params data found [ 65.542405][ T8606] IPVS: ftp: loaded support on port[0] = 21 05:20:24 executing program 2: r0 = socket$inet(0x2, 0x4000000000000001, 0x0) bind$inet(r0, &(0x7f0000001440)={0x2, 0x4e23, @broadcast}, 0x10) sendto$inet(r0, 0x0, 0x0, 0x2200cf7d, &(0x7f0000e68000)={0x2, 0x4e23}, 0x10) r1 = gettid() fcntl$setownex(r0, 0xf, &(0x7f0000000040)={0x0, r1}) r2 = socket$inet6_tcp(0xa, 0x1, 0x0) r3 = dup2(r2, r2) ioctl$PERF_EVENT_IOC_ENABLE(r3, 0x8912, 0x400200) sendmmsg$inet(r0, &(0x7f0000002500)=[{{0x0, 0x0, &(0x7f0000001640)=[{&(0x7f0000000380)="ad", 0x1}], 0x1}}], 0x1ae, 0x1) [ 65.557800][ T8603] bridge0: port 1(bridge_slave_0) entered blocking state [ 65.566382][ T8603] bridge0: port 1(bridge_slave_0) entered disabled state [ 65.578399][ T8603] device bridge_slave_0 entered promiscuous mode [ 65.589477][ T8603] bridge0: port 2(bridge_slave_1) entered blocking state [ 65.598150][ T8603] bridge0: port 2(bridge_slave_1) entered disabled state [ 65.606265][ T8603] device bridge_slave_1 entered promiscuous mode [ 65.638408][ T8603] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 65.650264][ T8603] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 65.708545][ T8603] team0: Port device team_slave_0 added [ 65.732325][ T8603] team0: Port device team_slave_1 added 05:20:24 executing program 3: r0 = socket$kcm(0x2, 0x2, 0x73) r1 = dup(r0) sendmsg$kcm(r1, &(0x7f00000001c0)={&(0x7f00000004c0)=@in={0x2, 0x0, @empty}, 0x80, &(0x7f00000006c0)=[{0x0, 0x118}, {&(0x7f0000000640)="ac", 0x1}], 0x2}, 0x0) [ 65.813553][ T8603] device hsr_slave_0 entered promiscuous mode [ 65.851393][ T8603] device hsr_slave_1 entered promiscuous mode [ 66.016339][ T8608] IPVS: ftp: loaded support on port[0] = 21 [ 66.026665][ T8610] IPVS: ftp: loaded support on port[0] = 21 05:20:25 executing program 4: r0 = socket$inet6_sctp(0xa, 0x5, 0x84) setsockopt$inet_sctp6_SCTP_AUTH_KEY(r0, 0x84, 0x17, &(0x7f0000000140)={0x0, 0x0, 0x300, '\b'}, 0x9) [ 66.075277][ T8606] chnl_net:caif_netlink_parms(): no params data found [ 66.238624][ T8603] netdevsim netdevsim0 netdevsim0: renamed from eth0 05:20:25 executing program 5: 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) prlimit64(0x0, 0x0, 0x0, &(0x7f0000000140)) readv(0xffffffffffffffff, 0x0, 0x0) r0 = add_key$user(&(0x7f0000000200)='user\x00', &(0x7f0000000440)={'syz'}, &(0x7f0000000300), 0x145, 0xfffffffffffffffd) keyctl$dh_compute(0x17, &(0x7f0000000080)={r0, r0, r0}, &(0x7f00000000c0)=""/83, 0x53, 0x0) [ 66.313113][ T8603] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 66.420264][ T8603] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 66.431068][ T8613] IPVS: ftp: loaded support on port[0] = 21 [ 66.472972][ T8603] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 66.512825][ T8606] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.519912][ T8606] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.527767][ T8606] device bridge_slave_0 entered promiscuous mode [ 66.538891][ T8606] bridge0: port 2(bridge_slave_1) entered blocking state [ 66.545976][ T8606] bridge0: port 2(bridge_slave_1) entered disabled state [ 66.554007][ T8606] device bridge_slave_1 entered promiscuous mode [ 66.575476][ T8606] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 66.609624][ T8606] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 66.665066][ T8606] team0: Port device team_slave_0 added [ 66.682557][ T8610] chnl_net:caif_netlink_parms(): no params data found [ 66.683655][ T8615] IPVS: ftp: loaded support on port[0] = 21 [ 66.707213][ T8606] team0: Port device team_slave_1 added [ 66.826235][ T8610] bridge0: port 1(bridge_slave_0) entered blocking state [ 66.834461][ T8610] bridge0: port 1(bridge_slave_0) entered disabled state [ 66.842349][ T8610] device bridge_slave_0 entered promiscuous mode [ 66.853296][ T8608] chnl_net:caif_netlink_parms(): no params data found [ 66.902779][ T8606] device hsr_slave_0 entered promiscuous mode [ 66.951361][ T8606] device hsr_slave_1 entered promiscuous mode [ 67.000746][ T8606] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.009319][ T8606] Cannot create hsr debugfs directory [ 67.036035][ T8610] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.043836][ T8610] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.052130][ T8610] device bridge_slave_1 entered promiscuous mode [ 67.069796][ T8613] chnl_net:caif_netlink_parms(): no params data found [ 67.109646][ T8608] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.117723][ T8608] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.125610][ T8608] device bridge_slave_0 entered promiscuous mode [ 67.136097][ T8608] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.143228][ T8608] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.151134][ T8608] device bridge_slave_1 entered promiscuous mode [ 67.176863][ T8608] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.189523][ T8608] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.217028][ T8610] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.265741][ T8610] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.295700][ T8603] 8021q: adding VLAN 0 to HW filter on device bond0 [ 67.304856][ T8608] team0: Port device team_slave_0 added [ 67.317921][ T8610] team0: Port device team_slave_0 added [ 67.324606][ T8613] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.334258][ T8613] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.342180][ T8613] device bridge_slave_0 entered promiscuous mode [ 67.349681][ T8615] chnl_net:caif_netlink_parms(): no params data found [ 67.363176][ T8608] team0: Port device team_slave_1 added [ 67.375737][ T8610] team0: Port device team_slave_1 added [ 67.382346][ T8613] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.389409][ T8613] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.397742][ T8613] device bridge_slave_1 entered promiscuous mode [ 67.418299][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 67.426647][ T2975] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 67.439145][ T8603] 8021q: adding VLAN 0 to HW filter on device team0 [ 67.456830][ T8613] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 67.469881][ T8613] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 67.516195][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 67.524976][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 67.533559][ T2962] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.540732][ T2962] bridge0: port 1(bridge_slave_0) entered forwarding state [ 67.551562][ T8613] team0: Port device team_slave_0 added [ 67.613523][ T8610] device hsr_slave_0 entered promiscuous mode [ 67.650990][ T8610] device hsr_slave_1 entered promiscuous mode [ 67.720756][ T8610] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 67.728338][ T8610] Cannot create hsr debugfs directory [ 67.743462][ T8613] team0: Port device team_slave_1 added [ 67.754308][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 67.764382][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 67.773262][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 67.781727][ T2962] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.788950][ T2962] bridge0: port 2(bridge_slave_1) entered forwarding state [ 67.797353][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 67.823270][ T8615] bridge0: port 1(bridge_slave_0) entered blocking state [ 67.830452][ T8615] bridge0: port 1(bridge_slave_0) entered disabled state [ 67.838593][ T8615] device bridge_slave_0 entered promiscuous mode [ 67.854003][ T8615] bridge0: port 2(bridge_slave_1) entered blocking state [ 67.862264][ T8615] bridge0: port 2(bridge_slave_1) entered disabled state [ 67.871480][ T8615] device bridge_slave_1 entered promiscuous mode [ 67.878287][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 67.887319][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 67.895958][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 67.907271][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 67.973282][ T8608] device hsr_slave_0 entered promiscuous mode [ 68.010956][ T8608] device hsr_slave_1 entered promiscuous mode [ 68.051110][ T8608] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.058699][ T8608] Cannot create hsr debugfs directory [ 68.095724][ T8606] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 68.193167][ T8613] device hsr_slave_0 entered promiscuous mode [ 68.221024][ T8613] device hsr_slave_1 entered promiscuous mode [ 68.260684][ T8613] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.268279][ T8613] Cannot create hsr debugfs directory [ 68.283337][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 68.292246][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 68.300480][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 68.309793][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 68.326803][ T8615] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 68.339317][ T8606] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 68.399598][ T8606] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 68.443258][ T8615] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 68.467763][ T8615] team0: Port device team_slave_0 added [ 68.476951][ T8615] team0: Port device team_slave_1 added [ 68.484347][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 68.493316][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 68.502553][ T8606] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 68.565841][ T8603] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 68.632874][ T8615] device hsr_slave_0 entered promiscuous mode [ 68.671564][ T8615] device hsr_slave_1 entered promiscuous mode [ 68.720731][ T8615] debugfs: Directory 'hsr0' with parent 'hsr' already present! [ 68.720762][ T8615] Cannot create hsr debugfs directory [ 68.744853][ T8603] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 68.778066][ T2953] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 68.786257][ T2953] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 68.819215][ T8610] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 68.896699][ T8610] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 68.966965][ T8610] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 69.013219][ T8610] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 69.061239][ T8608] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 69.095358][ T8608] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 69.172748][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 69.184117][ T2962] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 69.192992][ T8608] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 69.232784][ T8608] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 69.303004][ T8613] netdevsim netdevsim4 netdevsim0: renamed from eth0 [ 69.363244][ T8613] netdevsim netdevsim4 netdevsim1: renamed from eth1 [ 69.413816][ T8613] netdevsim netdevsim4 netdevsim2: renamed from eth2 [ 69.462467][ T8613] netdevsim netdevsim4 netdevsim3: renamed from eth3 [ 69.520727][ T8615] netdevsim netdevsim5 netdevsim0: renamed from eth0 [ 69.574553][ T8603] device veth0_vlan entered promiscuous mode [ 69.581451][ T8615] netdevsim netdevsim5 netdevsim1: renamed from eth1 [ 69.617450][ T8615] netdevsim netdevsim5 netdevsim2: renamed from eth2 [ 69.686933][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 69.695906][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 69.705439][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 69.713504][ T2954] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 69.727174][ T8603] device veth1_vlan entered promiscuous mode [ 69.738878][ T8615] netdevsim netdevsim5 netdevsim3: renamed from eth3 [ 69.799079][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): macvlan0: link becomes ready [ 69.835847][ T8606] 8021q: adding VLAN 0 to HW filter on device bond0 [ 69.880207][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 69.892985][ T2965] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 69.907442][ T8606] 8021q: adding VLAN 0 to HW filter on device team0 [ 69.949539][ T8608] 8021q: adding VLAN 0 to HW filter on device bond0 [ 174.980505][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 174.987340][ C0] rcu: 0-...!: (10499 ticks this GP) idle=97a/1/0x4000000000000002 softirq=14672/14672 fqs=149 [ 174.998014][ C0] (t=10501 jiffies g=6705 q=77) [ 175.002949][ C0] rcu: rcu_preempt kthread starved for 10204 jiffies! g6705 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 175.014904][ C0] rcu: RCU grace-period kthread stack dump: [ 175.020794][ C0] rcu_preempt R running task 28984 10 2 0x80004000 [ 175.028685][ C0] Call Trace: [ 175.031972][ C0] __schedule+0x9a0/0xcc0 [ 175.036314][ C0] schedule+0x181/0x210 [ 175.040465][ C0] schedule_timeout+0x14f/0x240 [ 175.045305][ C0] ? run_local_timers+0x120/0x120 [ 175.050761][ C0] rcu_gp_kthread+0xed8/0x1770 [ 175.055540][ C0] kthread+0x332/0x350 [ 175.059683][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 175.064802][ C0] ? kthread_blkcg+0xe0/0xe0 [ 175.069387][ C0] ret_from_fork+0x24/0x30 [ 175.073809][ C0] NMI backtrace for cpu 0 [ 175.078172][ C0] CPU: 0 PID: 8610 Comm: syz-executor.3 Not tainted 5.5.0-rc5-syzkaller #0 [ 175.086739][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 175.096782][ C0] Call Trace: [ 175.100077][ C0] [ 175.102923][ C0] dump_stack+0x1fb/0x318 [ 175.107248][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 175.112088][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 175.120252][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 175.126690][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 175.132779][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 175.138980][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 175.144117][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 175.149417][ C0] ? trace_hardirqs_off+0x74/0x80 [ 175.154434][ C0] update_process_times+0x12d/0x180 [ 175.159643][ C0] tick_sched_timer+0x263/0x420 [ 175.164487][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 175.170027][ C0] __hrtimer_run_queues+0x403/0x840 [ 175.175231][ C0] hrtimer_interrupt+0x38c/0xda0 [ 175.180186][ C0] ? debug_smp_processor_id+0x9/0x20 [ 175.185471][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 175.191012][ C0] apic_timer_interrupt+0xf/0x20 [ 175.195934][ C0] [ 175.198865][ C0] RIP: 0010:__memcg_kmem_uncharge+0x12b/0x1a0 [ 175.204923][ C0] Code: 34 24 49 8d 5f 7c 48 89 d8 48 c1 e8 03 42 8a 04 28 84 c0 75 3b f6 03 01 75 10 49 83 c7 10 4c 89 ff 48 8b 75 d0 e8 f5 90 00 00 <48> 83 c4 08 5b 41 5c 41 5d 41 5e 41 5f 5d c3 44 89 e1 80 e1 07 80 [ 175.224527][ C0] RSP: 0018:ffffc90002036de0 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 175.233031][ C0] RAX: 0000000000000001 RBX: 0000000000000000 RCX: 0000000000000000 [ 175.241010][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffea000234b400 [ 175.248974][ C0] RBP: ffffc90002036e10 R08: 000000000003a728 R09: ffffed101507b6b9 [ 175.256948][ C0] R10: ffffed101507b6b9 R11: 0000000000000000 R12: ffffea000234b400 [ 175.264909][ C0] R13: 1ffffd4000469687 R14: ffffea000234b438 R15: 0000000000000000 [ 175.272893][ C0] ? free_thread_stack+0x124/0x590 [ 175.278009][ C0] free_thread_stack+0x12e/0x590 [ 175.282949][ C0] put_task_stack+0xa3/0x130 [ 175.287548][ C0] finish_task_switch+0x3f1/0x550 [ 175.292582][ C0] __schedule+0x9a8/0xcc0 [ 175.296936][ C0] ? ___preempt_schedule+0x16/0x18 [ 175.302054][ C0] preempt_schedule+0xdb/0x120 [ 175.306832][ C0] ? addrconf_dad_run+0x5ae/0x5e0 [ 175.311865][ C0] ___preempt_schedule+0x16/0x18 [ 175.316804][ C0] ? mark_lock+0x107/0x1650 [ 175.321408][ C0] __local_bh_enable_ip+0x17d/0x240 [ 175.326597][ C0] ? addrconf_dad_run+0x5ae/0x5e0 [ 175.331634][ C0] _raw_read_unlock_bh+0x2f/0x40 [ 175.336560][ C0] addrconf_dad_run+0x5ae/0x5e0 [ 175.341519][ C0] addrconf_notify+0x32f9/0x3c90 [ 175.346543][ C0] ? clusterip_netdev_event+0x48b/0x4a0 [ 175.352095][ C0] raw_notifier_call_chain+0xec/0x190 [ 175.357493][ C0] __dev_notify_flags+0x24d/0x4d0 [ 175.362525][ C0] dev_change_flags+0xec/0x190 [ 175.367289][ C0] do_setlink+0xb2e/0x3960 [ 175.371704][ C0] ? __nla_validate_parse+0x18cd/0x1f40 [ 175.377256][ C0] ? __kasan_check_read+0x11/0x20 [ 175.382291][ C0] rtnl_newlink+0x14dd/0x1bd0 [ 175.386958][ C0] ? rtnl_newlink+0x351/0x1bd0 [ 175.391886][ C0] ? finish_lock_switch+0x31/0x40 [ 175.396949][ C0] ? __mutex_lock_common+0x1b20/0x2e10 [ 175.402401][ C0] ? rtnetlink_rcv_msg+0x83c/0xd40 [ 175.407516][ C0] ? rtnl_setlink+0x490/0x490 [ 175.412193][ C0] rtnetlink_rcv_msg+0x889/0xd40 [ 175.417253][ C0] ? rcu_lock_release+0x9/0x30 [ 175.422040][ C0] ? rcu_lock_release+0x9/0x30 [ 175.426834][ C0] ? rcu_lock_release+0x9/0x30 [ 175.431600][ C0] netlink_rcv_skb+0x19e/0x3d0 [ 175.436374][ C0] ? rtnetlink_bind+0x80/0x80 [ 175.441056][ C0] rtnetlink_rcv+0x1c/0x20 [ 175.445483][ C0] netlink_unicast+0x767/0x920 [ 175.450246][ C0] netlink_sendmsg+0xa31/0xd50 [ 175.455094][ C0] ? netlink_getsockopt+0x9f0/0x9f0 [ 175.460285][ C0] __sys_sendto+0x442/0x5e0 [ 175.464788][ C0] ? fpregs_assert_state_consistent+0xb6/0xe0 [ 175.470849][ C0] ? prepare_exit_to_usermode+0x221/0x5b0 [ 175.476559][ C0] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 175.482009][ C0] __x64_sys_sendto+0xe5/0x100 [ 175.486771][ C0] do_syscall_64+0xf7/0x1c0 [ 175.491285][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 175.497187][ C0] RIP: 0033:0x414c43 [ 175.501092][ C0] Code: ff 0f 83 b0 19 00 00 c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 83 3d 2d 38 66 00 00 75 17 49 89 ca b8 2c 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 81 19 00 00 c3 48 83 ec 08 e8 87 fa ff ff [ 175.520977][ C0] RSP: 002b:00007ffd5133faa8 EFLAGS: 00000246 ORIG_RAX: 000000000000002c [ 175.529400][ C0] RAX: ffffffffffffffda RBX: 0000000000a72200 RCX: 0000000000414c43 [ 175.537366][ C0] RDX: 000000000000002c RSI: 0000000000a72250 RDI: 0000000000000003 [ 175.545331][ C0] RBP: 0000000000000000 R08: 00007ffd5133fab0 R09: 000000000000000c [ 175.553291][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 175.561252][ C0] R13: 0000000000000000 R14: 0000000000a72250 R15: 0000000000000003