[ 42.579727][ T25] audit: type=1800 audit(1575414536.590:26): pid=8008 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 42.616661][ T25] audit: type=1800 audit(1575414536.590:27): pid=8008 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 42.636511][ T25] audit: type=1800 audit(1575414536.590:28): pid=8008 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. [ 43.489489][ T25] audit: type=1800 audit(1575414537.530:29): pid=8008 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="rc.local" dev="sda1" ino=2432 res=0 Debian GNU/Linux 7 syzkaller ttyS0 Warning: Permanently added '10.128.10.62' (ECDSA) to the list of known hosts. 2019/12/03 23:09:06 fuzzer started 2019/12/03 23:09:08 dialing manager at 10.128.0.26:42111 2019/12/03 23:09:08 syscalls: 2689 2019/12/03 23:09:08 code coverage: enabled 2019/12/03 23:09:08 comparison tracing: enabled 2019/12/03 23:09:08 extra coverage: extra coverage is not supported by the kernel 2019/12/03 23:09:08 setuid sandbox: enabled 2019/12/03 23:09:08 namespace sandbox: enabled 2019/12/03 23:09:08 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/03 23:09:08 fault injection: enabled 2019/12/03 23:09:08 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/03 23:09:08 net packet injection: enabled 2019/12/03 23:09:08 net device setup: enabled 2019/12/03 23:09:08 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/03 23:09:08 devlink PCI setup: PCI device 0000:00:10.0 is not available 23:09:09 executing program 0: socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff}) r1 = dup(r0) ioctl$PERF_EVENT_IOC_ENABLE(r1, 0x8912, 0x400200) r2 = socket$inet(0x11, 0x2, 0x0) setsockopt$SO_TIMESTAMPING(r2, 0x1, 0x25, &(0x7f0000000200)=0x108, 0x4) setsockopt$sock_int(r2, 0x1, 0x1d, &(0x7f0000000040)=0x100, 0x4) sendmsg(r2, &(0x7f000087dfc8)={&(0x7f000005e000)=@nfc={0x27, 0x7}, 0x80, 0x0}, 0x0) recvmsg(r2, &(0x7f00000000c0)={0x0, 0x0, 0x0}, 0x2000) 23:09:09 executing program 1: r0 = syz_open_procfs(0x0, &(0x7f0000000040)='net/tcp\x00') r1 = socket$inet_tcp(0x2, 0x1, 0x0) setsockopt$inet_tcp_int(r1, 0x6, 0x10000000013, &(0x7f0000d06000)=0x1, 0x4) connect$inet(r1, &(0x7f00000000c0)={0x2, 0x0, @loopback}, 0x10) setsockopt$sock_int(r1, 0x1, 0x9, &(0x7f0000000080)=0x2, 0x4) sendfile(r1, r0, 0x0, 0x7ffff000) syzkaller login: [ 55.602156][ T8175] IPVS: ftp: loaded support on port[0] = 21 [ 55.720344][ T8175] chnl_net:caif_netlink_parms(): no params data found [ 55.789527][ T8175] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.814426][ T8175] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.822660][ T8175] device bridge_slave_0 entered promiscuous mode 23:09:09 executing program 2: set_mempolicy(0x4001, &(0x7f0000000180)=0x2, 0x1d) [ 55.832474][ T8175] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.840565][ T8175] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.854618][ T8175] device bridge_slave_1 entered promiscuous mode [ 55.906993][ T8179] IPVS: ftp: loaded support on port[0] = 21 [ 55.928543][ T8175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.983492][ T8175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.018000][ T8175] team0: Port device team_slave_0 added [ 56.031386][ T8181] IPVS: ftp: loaded support on port[0] = 21 [ 56.033742][ T8175] team0: Port device team_slave_1 added 23:09:10 executing program 3: r0 = openat$sequencer(0xffffffffffffff9c, &(0x7f0000000100)='/dev/sequencer\x00', 0x80006, 0x0) write$uinput_user_dev(r0, &(0x7f0000000140)={'\ayz0\x05\xf0\x00\x00\x00\x80\xff\xff\xff\f\x00\x00\xfe\xff\xff\xff\x05\xff\xff\xff\x92\xc0\x00\x00\x05\x00'}, 0x45c) [ 56.188905][ T8175] device hsr_slave_0 entered promiscuous mode [ 56.265014][ T8175] device hsr_slave_1 entered promiscuous mode 23:09:10 executing program 4: prctl$PR_SET_PTRACER(0x59616d61, 0xffffffffffffffff) clone(0x80000100, 0x0, 0xfffffffffffffffe, 0x0, 0xffffffffffffffff) r0 = gettid() wait4(0x0, 0x0, 0x80000002, 0x0) vmsplice(0xffffffffffffffff, &(0x7f0000000100)=[{&(0x7f0000000140)="0f34", 0x2}], 0x1, 0x0) ioctl$sock_inet6_SIOCSIFDSTADDR(0xffffffffffffffff, 0x8918, &(0x7f00000000c0)={@loopback, 0x4e}) ptrace$setopts(0x4206, r0, 0x0, 0x0) process_vm_writev(0x0, &(0x7f0000000080)=[{0x0}, {0x0}, {&(0x7f00000001c0)=""/66, 0x5}], 0x3, 0x0, 0x329, 0x0) tkill(r0, 0x3c) ptrace$setregs(0xd, r0, 0x0, &(0x7f0000000080)) ptrace$cont(0x9, r0, 0x0, 0x0) [ 56.356856][ T8179] chnl_net:caif_netlink_parms(): no params data found [ 56.394300][ T8184] IPVS: ftp: loaded support on port[0] = 21 [ 56.493634][ T8179] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.514115][ T8179] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.532352][ T8179] device bridge_slave_0 entered promiscuous mode [ 56.541637][ T8179] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.550247][ T8179] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.559480][ T8179] device bridge_slave_1 entered promiscuous mode [ 56.573550][ T8175] netdevsim netdevsim0 netdevsim0: renamed from eth0 23:09:10 executing program 5: r0 = socket$inet_smc(0x2b, 0x1, 0x0) getsockopt$sock_buf(r0, 0x1, 0x1c, 0x0, &(0x7f0000000140)) [ 56.670190][ T8175] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.733771][ T8179] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.747778][ T8186] IPVS: ftp: loaded support on port[0] = 21 [ 56.763605][ T8179] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.773654][ T8175] netdevsim netdevsim0 netdevsim2: renamed from eth2 [ 56.840146][ T8175] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.918548][ T8181] chnl_net:caif_netlink_parms(): no params data found [ 56.944205][ T8179] team0: Port device team_slave_0 added [ 56.955649][ T8179] team0: Port device team_slave_1 added [ 56.986522][ T8190] IPVS: ftp: loaded support on port[0] = 21 [ 57.006142][ T8179] device hsr_slave_0 entered promiscuous mode [ 57.064726][ T8179] device hsr_slave_1 entered promiscuous mode [ 57.104603][ T8179] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.143567][ T8181] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.152275][ T8181] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.160472][ T8181] device bridge_slave_0 entered promiscuous mode [ 57.208354][ T8181] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.215781][ T8181] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.223566][ T8181] device bridge_slave_1 entered promiscuous mode [ 57.247947][ T8184] chnl_net:caif_netlink_parms(): no params data found [ 57.263130][ T8181] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.281804][ T8181] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.315996][ T8181] team0: Port device team_slave_0 added [ 57.335421][ T8181] team0: Port device team_slave_1 added [ 57.375054][ T8184] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.382219][ T8184] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.390958][ T8184] device bridge_slave_0 entered promiscuous mode [ 57.398406][ T8179] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.446787][ T8179] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.547261][ T8181] device hsr_slave_0 entered promiscuous mode [ 57.614693][ T8181] device hsr_slave_1 entered promiscuous mode [ 57.654487][ T8181] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.673093][ T8184] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.680679][ T8184] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.688478][ T8184] device bridge_slave_1 entered promiscuous mode [ 57.696698][ T8179] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.748051][ T8179] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.827094][ T8184] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.840832][ T8181] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 57.877128][ T8181] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 57.927893][ T8184] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.972331][ T8181] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.051582][ T8184] team0: Port device team_slave_0 added [ 58.060072][ T8181] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.125260][ T8184] team0: Port device team_slave_1 added [ 58.154019][ T8186] chnl_net:caif_netlink_parms(): no params data found [ 58.163582][ T8190] chnl_net:caif_netlink_parms(): no params data found [ 58.267294][ T8184] device hsr_slave_0 entered promiscuous mode [ 58.334701][ T8184] device hsr_slave_1 entered promiscuous mode [ 58.384647][ T8184] debugfs: Directory 'hsr0' with parent '/' already present! [ 58.411664][ T8186] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.419650][ T8186] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.427963][ T8186] device bridge_slave_0 entered promiscuous mode [ 58.439746][ T8190] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.448631][ T8190] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.456649][ T8190] device bridge_slave_0 entered promiscuous mode [ 58.477060][ T8175] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.483949][ T8186] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.491937][ T8186] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.499749][ T8186] device bridge_slave_1 entered promiscuous mode [ 58.510973][ T8190] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.518561][ T8190] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.527298][ T8190] device bridge_slave_1 entered promiscuous mode [ 58.536977][ T8179] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.576562][ T8184] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.618496][ T8186] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.639051][ T8179] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.649141][ T8184] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.697349][ T8186] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.710157][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.718901][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.727245][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 58.735143][ T12] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 58.744544][ T8190] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.757129][ T8175] 8021q: adding VLAN 0 to HW filter on device team0 [ 58.775308][ T8184] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.810470][ T8184] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.868333][ T8190] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.892657][ T8190] team0: Port device team_slave_0 added [ 58.900931][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 58.909724][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 58.918917][ T8191] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.926176][ T8191] bridge0: port 1(bridge_slave_0) entered forwarding state [ 58.934068][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 58.942913][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 58.951395][ T8191] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.958623][ T8191] bridge0: port 2(bridge_slave_1) entered forwarding state [ 58.966420][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 58.975111][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.983780][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.992375][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.014203][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.022241][ T8191] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 59.056947][ T8190] team0: Port device team_slave_1 added [ 59.067354][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 59.077082][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 59.085853][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 59.099060][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 59.107799][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 59.117134][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 59.125563][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 59.132625][ T8178] bridge0: port 1(bridge_slave_0) entered forwarding state [ 59.142657][ T8186] team0: Port device team_slave_0 added [ 59.150954][ T8186] team0: Port device team_slave_1 added [ 59.196960][ T8186] device hsr_slave_0 entered promiscuous mode [ 59.236777][ T8186] device hsr_slave_1 entered promiscuous mode [ 59.284711][ T8186] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.294203][ T8181] 8021q: adding VLAN 0 to HW filter on device bond0 [ 59.303318][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 59.311645][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 59.320863][ T8178] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 59.331170][ T8179] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 59.357349][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 59.366301][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 59.374767][ T17] bridge0: port 2(bridge_slave_1) entered blocking state [ 59.374802][ T17] bridge0: port 2(bridge_slave_1) entered forwarding state [ 59.389775][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 59.398734][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 59.414077][ T8181] 8021q: adding VLAN 0 to HW filter on device team0 [ 59.477212][ T8190] device hsr_slave_0 entered promiscuous mode [ 59.504882][ T8190] device hsr_slave_1 entered promiscuous mode [ 59.544489][ T8190] debugfs: Directory 'hsr0' with parent '/' already present! [ 59.562592][ T8179] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 59.577920][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 59.590684][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 59.598952][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 59.607222][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 59.615042][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 59.624077][ T2721] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 59.671930][ T8175] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 59.696396][ T8175] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 164.734359][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 164.741144][ C1] rcu: 1-...!: (1 GPs behind) idle=74a/1/0x4000000000000002 softirq=10522/10523 fqs=37 [ 164.751110][ C1] (t=10500 jiffies g=6113 q=98) [ 164.756046][ C1] rcu: rcu_preempt kthread starved for 10424 jiffies! g6113 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 164.767142][ C1] rcu: RCU grace-period kthread stack dump: [ 164.773016][ C1] rcu_preempt R running task 29032 10 2 0x80004000 [ 164.780910][ C1] Call Trace: [ 164.784202][ C1] __schedule+0x9a0/0xcc0 [ 164.788553][ C1] schedule+0x181/0x210 [ 164.792698][ C1] schedule_timeout+0x14f/0x240 [ 164.797537][ C1] ? run_local_timers+0x120/0x120 [ 164.802554][ C1] rcu_gp_kthread+0xed8/0x1770 [ 164.807320][ C1] kthread+0x332/0x350 [ 164.811373][ C1] ? rcu_report_qs_rsp+0x140/0x140 [ 164.816468][ C1] ? kthread_blkcg+0xe0/0xe0 [ 164.821135][ C1] ret_from_fork+0x24/0x30 [ 164.825565][ C1] NMI backtrace for cpu 1 [ 164.829883][ C1] CPU: 1 PID: 8198 Comm: syz-executor.1 Not tainted 5.4.0-syzkaller #0 [ 164.840453][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 164.850590][ C1] Call Trace: [ 164.853872][ C1] [ 164.856716][ C1] dump_stack+0x1fb/0x318 [ 164.862426][ C1] nmi_cpu_backtrace+0xaf/0x1a0 [ 164.867264][ C1] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 164.873429][ C1] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 164.879481][ C1] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 164.885447][ C1] arch_trigger_cpumask_backtrace+0x10/0x20 [ 164.891329][ C1] rcu_dump_cpu_stacks+0x15a/0x220 [ 164.897148][ C1] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.902342][ C1] ? trace_hardirqs_off+0x74/0x80 [ 164.907615][ C1] update_process_times+0x12d/0x180 [ 164.912987][ C1] tick_sched_timer+0x263/0x420 [ 164.917824][ C1] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.923357][ C1] __hrtimer_run_queues+0x403/0x840 [ 164.928560][ C1] hrtimer_interrupt+0x38c/0xda0 [ 164.933501][ C1] ? debug_smp_processor_id+0x9/0x20 [ 164.938774][ C1] smp_apic_timer_interrupt+0x109/0x280 [ 164.944310][ C1] apic_timer_interrupt+0xf/0x20 [ 164.949227][ C1] [ 164.952154][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x27/0x50 [ 164.958295][ C1] Code: 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 13 00 00 48 39 [ 164.977883][ C1] RSP: 0018:ffffc900025d7400 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.986283][ C1] RAX: ffffffff81486ea4 RBX: ffffea00025377c0 RCX: ffff88806c140040 [ 164.994240][ C1] RDX: 0000000000000002 RSI: 000000000003ffff RDI: 0000000000040000 [ 165.002195][ C1] RBP: ffffc900025d7440 R08: dffffc0000000000 R09: fffffbfff120248a [ 165.010163][ C1] R10: fffffbfff120248a R11: 0000000000000000 R12: ffff888092832d20 [ 165.018640][ C1] R13: dffffc0000000000 R14: 1ffff110125065a4 R15: ffff8880a7e7b7e8 [ 165.026693][ C1] ? free_thread_stack+0x124/0x590 [ 165.031802][ C1] ? free_thread_stack+0x124/0x590 [ 165.036913][ C1] put_task_stack+0xa3/0x130 [ 165.041495][ C1] finish_task_switch+0x3f1/0x550 [ 165.046509][ C1] __schedule+0x9a8/0xcc0 [ 165.050831][ C1] preempt_schedule_irq+0xc1/0x140 [ 165.055926][ C1] retint_kernel+0x1b/0x2b [ 165.060328][ C1] RIP: 0010:established_get_first+0x181/0x410 [ 165.066377][ C1] Code: 03 48 b9 00 00 00 00 00 fc ff df 80 3c 08 00 74 08 48 89 df e8 40 10 f2 fa 48 8b 1b 48 89 de 48 83 e6 01 31 ff e8 5f 9d b6 fa <48> 83 e3 01 0f 85 65 01 00 00 45 21 ee 49 6b c6 38 49 01 c4 4c 89 [ 165.086329][ C1] RSP: 0018:ffffc900025d7658 EFLAGS: 00000297 ORIG_RAX: ffffffffffffff02 [ 165.094734][ C1] RAX: 0000000000000002 RBX: 000000000000719b RCX: dffffc0000000000 [ 165.103577][ C1] RDX: ffff88806c140040 RSI: 0000000000000001 RDI: 0000000000000000 [ 165.111639][ C1] RBP: ffffc900025d76b0 R08: ffffffff86c002d1 R09: fffffbfff13c8d2d [ 165.119608][ C1] R10: fffffbfff13c8d2d R11: 0000000000000000 R12: ffff8880a5659c00 [ 165.127585][ C1] R13: 00000000000038cd R14: 0000000000000003 R15: ffff8880960d3798 [ 165.135604][ C1] ? established_get_first+0x181/0x410 [ 165.141065][ C1] ? established_get_first+0x181/0x410 [ 165.146519][ C1] tcp_get_idx+0x181/0x2a0 [ 165.150926][ C1] tcp_seq_next+0xb6/0x220 [ 165.155332][ C1] seq_read+0x952/0xd70 [ 165.159490][ C1] ? seq_open+0x170/0x170 [ 165.163809][ C1] proc_reg_read+0x1e2/0x2d0 [ 165.168398][ C1] do_iter_read+0x4b1/0x5b0 [ 165.172912][ C1] vfs_readv+0xc2/0x120 [ 165.177076][ C1] ? __kasan_check_write+0x14/0x20 [ 165.182174][ C1] ? iov_iter_get_pages_alloc+0xbab/0xff0 [ 165.187887][ C1] default_file_splice_read+0x559/0xa10 [ 165.193537][ C1] ? __ia32_sys_tee+0xb0/0xb0 [ 165.198200][ C1] splice_direct_to_actor+0x3e2/0xb90 [ 165.203559][ C1] ? do_splice_direct+0x330/0x330 [ 165.208582][ C1] do_splice_direct+0x200/0x330 [ 165.213424][ C1] ? security_file_permission+0x140/0x350 [ 165.219130][ C1] do_sendfile+0x7e4/0xfd0 [ 165.223581][ C1] __x64_sys_sendfile64+0x176/0x1b0 [ 165.228802][ C1] do_syscall_64+0xf7/0x1c0 [ 165.233307][ C1] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 165.239193][ C1] RIP: 0033:0x45a679 [ 165.243080][ C1] 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 [ 165.262878][ C1] RSP: 002b:00007f36e1cdbc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000028 [ 165.271297][ C1] RAX: ffffffffffffffda RBX: 0000000000000004 RCX: 000000000045a679 [ 165.279271][ C1] RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000004 [ 165.287359][ C1] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 165.295330][ C1] R10: 000000007ffff000 R11: 0000000000000246 R12: 00007f36e1cdc6d4 [ 165.303472][ C1] R13: 00000000004c8f16 R14: 00000000004e0a30 R15: 00000000ffffffff