[ 41.526259][ T23] audit: type=1800 audit(1575432231.836:26): pid=7999 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="mcstrans" dev="sda1" ino=2457 res=0 [ 41.547014][ T23] audit: type=1800 audit(1575432231.836:27): pid=7999 uid=0 auid=4294967295 ses=4294967295 subj=_ op=collect_data cause=failed(directio) comm="startpar" name="restorecond" dev="sda1" ino=2436 res=0 [ 41.586535][ T23] audit: type=1800 audit(1575432231.916:28): pid=7999 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. [ 42.173792][ T23] audit: type=1800 audit(1575432232.506:29): pid=7999 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 '10.128.0.144' (ECDSA) to the list of known hosts. 2019/12/04 04:04:03 fuzzer started 2019/12/04 04:04:04 dialing manager at 10.128.0.26:42111 2019/12/04 04:04:04 syscalls: 2689 2019/12/04 04:04:04 code coverage: enabled 2019/12/04 04:04:04 comparison tracing: enabled 2019/12/04 04:04:04 extra coverage: extra coverage is not supported by the kernel 2019/12/04 04:04:04 setuid sandbox: enabled 2019/12/04 04:04:04 namespace sandbox: enabled 2019/12/04 04:04:04 Android sandbox: /sys/fs/selinux/policy does not exist 2019/12/04 04:04:04 fault injection: enabled 2019/12/04 04:04:04 leak checking: CONFIG_DEBUG_KMEMLEAK is not enabled 2019/12/04 04:04:04 net packet injection: enabled 2019/12/04 04:04:04 net device setup: enabled 2019/12/04 04:04:04 concurrency sanitizer: /sys/kernel/debug/kcsan does not exist 2019/12/04 04:04:04 devlink PCI setup: PCI device 0000:00:10.0 is not available 04:04:05 executing program 0: r0 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r0, &(0x7f0000000140)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e23, @rand_addr=0xdc}}, 0x24) r1 = socket(0x2000000000000021, 0x2, 0x10000000000002) connect$rxrpc(r1, &(0x7f0000000140)=@in4={0x21, 0x0, 0x2, 0x10, {0x2, 0x4e22, @rand_addr=0xdd}}, 0x24) sendmmsg(r1, &(0x7f0000005c00)=[{{0x0, 0xfffffffffffffd95, 0x0, 0x0, &(0x7f0000000000)=[{0x18, 0x110, 0x1, "ec"}], 0x18}}], 0x1, 0x0) sendmmsg(r0, &(0x7f0000005c00)=[{{0x0, 0xfffffffffffffd95, 0x0, 0x0, &(0x7f0000000000)=[{0x18, 0x110, 0x1, "ec"}], 0x18}}], 0x1, 0x0) 04:04:05 executing program 1: r0 = openat$nullb(0xffffffffffffff9c, &(0x7f0000000000)='/dev/nullb0\x00', 0x0, 0x0) sync_file_range(r0, 0x0, 0x0, 0x1) syzkaller login: [ 55.419050][ T8165] IPVS: ftp: loaded support on port[0] = 21 [ 55.542079][ T8165] chnl_net:caif_netlink_parms(): no params data found [ 55.589199][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 55.598353][ T8165] bridge0: port 1(bridge_slave_0) entered disabled state [ 55.606733][ T8165] device bridge_slave_0 entered promiscuous mode [ 55.616806][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 55.624419][ T8165] bridge0: port 2(bridge_slave_1) entered disabled state [ 55.633006][ T8165] device bridge_slave_1 entered promiscuous mode 04:04:06 executing program 2: sendmsg$key(0xffffffffffffffff, &(0x7f0000000180)={0x0, 0x0, &(0x7f00008feff0)={0x0, 0xfffffffffffffd2e}}, 0x0) recvmmsg(0xffffffffffffffff, &(0x7f0000001440)=[{{0x0, 0x0, 0x0}, 0x1ff}, {{0x0, 0x0, &(0x7f00000001c0)=[{0x0}, {&(0x7f0000000e40)=""/166, 0xa6}], 0x2}}], 0x2, 0x0, 0x0) sendmsg$key(0xffffffffffffffff, &(0x7f0000000100)={0x4, 0x0, &(0x7f00008feff0)={&(0x7f0000000200)=ANY=[@ANYBLOB="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"], 0x80}}, 0x0) r0 = socket$key(0xf, 0x3, 0x2) sendmmsg(r0, &(0x7f0000000180), 0x400000000000017, 0x0) [ 55.655276][ T8165] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 55.670233][ T8165] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 55.688235][ T8168] IPVS: ftp: loaded support on port[0] = 21 [ 55.718543][ T8165] team0: Port device team_slave_0 added [ 55.739171][ T8165] team0: Port device team_slave_1 added [ 55.823421][ T8165] device hsr_slave_0 entered promiscuous mode [ 55.860831][ T8165] device hsr_slave_1 entered promiscuous mode 04:04:06 executing program 3: r0 = openat$ptmx(0xffffffffffffff9c, &(0x7f00000000c0)='/dev/ptmx\x00', 0x0, 0x0) ioctl$TCSETS(r0, 0x40045431, &(0x7f0000000600)) ioctl$TCSETA(r0, 0x5406, &(0x7f0000000000)={0x200, 0x0, 0x0, 0xfc3b}) r1 = syz_open_pts(r0, 0x0) ioctl$TCSETSF(r1, 0x5412, &(0x7f0000000040)={0x3ff}) [ 55.956427][ T8170] IPVS: ftp: loaded support on port[0] = 21 [ 56.046123][ T8168] chnl_net:caif_netlink_parms(): no params data found [ 56.075942][ T8165] netdevsim netdevsim0 netdevsim0: renamed from eth0 04:04:06 executing program 4: r0 = socket$netlink(0x10, 0x3, 0x10000000004) r1 = socket$netlink(0x10, 0x3, 0x0) socketpair$unix(0x1, 0x2, 0x0, &(0x7f0000000000)={0xffffffffffffffff, 0xffffffffffffffff}) r4 = dup3(r3, r2, 0x0) ioctl$PERF_EVENT_IOC_ENABLE(r4, 0x8912, 0x400200) bind$netlink(r1, &(0x7f0000514ff4)={0x10, 0x0, 0x0, 0x2ffffffff}, 0xc) write(r0, &(0x7f0000000100)="2700000014000707030e0000120f0a0010000100f5fe001259f338c57410e8a99f47ff00000007", 0xfdef) recvfrom(r0, 0x0, 0x0, 0x0, 0x0, 0x0) [ 56.143761][ T8165] netdevsim netdevsim0 netdevsim1: renamed from eth1 [ 56.267020][ T8165] netdevsim netdevsim0 netdevsim2: renamed from eth2 04:04:06 executing program 5: sendmsg$nl_generic(0xffffffffffffffff, &(0x7f0000000000)={0x0, 0x0, &(0x7f0000000040)={&(0x7f0000000080)=ANY=[@ANYBLOB="18000000330019010000005e89f0"], 0x1}}, 0x0) r0 = socket$inet(0x2, 0x6000000000000003, 0x6) sendto$inet(r0, 0x0, 0x0, 0x404c0c0, &(0x7f0000000040)={0x2, 0x0, @loopback}, 0x10) sendto$inet(r0, &(0x7f0000000080), 0xfe7a, 0x0, &(0x7f00000001c0), 0x10) [ 56.335007][ T8165] netdevsim netdevsim0 netdevsim3: renamed from eth3 [ 56.427602][ T8173] IPVS: ftp: loaded support on port[0] = 21 [ 56.434445][ T8175] IPVS: ftp: loaded support on port[0] = 21 [ 56.496729][ T8165] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.503954][ T8165] bridge0: port 2(bridge_slave_1) entered forwarding state [ 56.511761][ T8165] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.518817][ T8165] bridge0: port 1(bridge_slave_0) entered forwarding state [ 56.528786][ T8168] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.536619][ T8168] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.544359][ T8168] device bridge_slave_0 entered promiscuous mode [ 56.554208][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.562572][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.601223][ T8168] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.608441][ T8168] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.617019][ T8168] device bridge_slave_1 entered promiscuous mode [ 56.641573][ T8170] chnl_net:caif_netlink_parms(): no params data found [ 56.669699][ T8178] IPVS: ftp: loaded support on port[0] = 21 [ 56.693829][ T8168] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 56.706345][ T8168] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 56.752975][ T8173] chnl_net:caif_netlink_parms(): no params data found [ 56.786337][ T8168] team0: Port device team_slave_0 added [ 56.797728][ T8170] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.806531][ T8170] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.814332][ T8170] device bridge_slave_0 entered promiscuous mode [ 56.847674][ T8168] team0: Port device team_slave_1 added [ 56.854163][ T8170] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.861837][ T8170] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.869592][ T8170] device bridge_slave_1 entered promiscuous mode [ 56.889631][ T8173] bridge0: port 1(bridge_slave_0) entered blocking state [ 56.896919][ T8173] bridge0: port 1(bridge_slave_0) entered disabled state [ 56.904568][ T8173] device bridge_slave_0 entered promiscuous mode [ 56.912248][ T8173] bridge0: port 2(bridge_slave_1) entered blocking state [ 56.919302][ T8173] bridge0: port 2(bridge_slave_1) entered disabled state [ 56.927103][ T8173] device bridge_slave_1 entered promiscuous mode [ 56.953143][ T8165] 8021q: adding VLAN 0 to HW filter on device bond0 [ 56.993028][ T8168] device hsr_slave_0 entered promiscuous mode [ 57.031023][ T8168] device hsr_slave_1 entered promiscuous mode [ 57.070656][ T8168] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.086655][ T8170] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.106817][ T8165] 8021q: adding VLAN 0 to HW filter on device team0 [ 57.119395][ T8170] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.132408][ T8173] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 57.149629][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 57.159221][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 57.186280][ T8170] team0: Port device team_slave_0 added [ 57.194526][ T8173] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 57.225821][ T8170] team0: Port device team_slave_1 added [ 57.249275][ T8168] netdevsim netdevsim1 netdevsim0: renamed from eth0 [ 57.284745][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 57.293627][ T3692] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 57.302332][ T3692] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.309378][ T3692] bridge0: port 1(bridge_slave_0) entered forwarding state [ 57.335614][ T8168] netdevsim netdevsim1 netdevsim1: renamed from eth1 [ 57.394025][ T8168] netdevsim netdevsim1 netdevsim2: renamed from eth2 [ 57.449330][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 57.458073][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 57.466535][ T8180] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.473643][ T8180] bridge0: port 2(bridge_slave_1) entered forwarding state [ 57.483625][ T8173] team0: Port device team_slave_0 added [ 57.491998][ T8173] team0: Port device team_slave_1 added [ 57.499936][ T8175] chnl_net:caif_netlink_parms(): no params data found [ 57.508750][ T8168] netdevsim netdevsim1 netdevsim3: renamed from eth3 [ 57.563224][ T8178] chnl_net:caif_netlink_parms(): no params data found [ 57.633203][ T8170] device hsr_slave_0 entered promiscuous mode [ 57.671297][ T8170] device hsr_slave_1 entered promiscuous mode [ 57.730641][ T8170] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.769118][ T8175] bridge0: port 1(bridge_slave_0) entered blocking state [ 57.777643][ T8175] bridge0: port 1(bridge_slave_0) entered disabled state [ 57.785798][ T8175] device bridge_slave_0 entered promiscuous mode [ 57.853243][ T8173] device hsr_slave_0 entered promiscuous mode [ 57.901140][ T8173] device hsr_slave_1 entered promiscuous mode [ 57.940671][ T8173] debugfs: Directory 'hsr0' with parent '/' already present! [ 57.948624][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 57.961568][ T8175] bridge0: port 2(bridge_slave_1) entered blocking state [ 57.968663][ T8175] bridge0: port 2(bridge_slave_1) entered disabled state [ 57.976943][ T8175] device bridge_slave_1 entered promiscuous mode [ 58.016197][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 58.025151][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 58.034326][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 58.043332][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 58.052311][ T17] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 58.069913][ T8175] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.095276][ T8165] hsr0: Slave A (hsr_slave_0) is not up; please bring it up to get a fully working HSR network [ 58.106578][ T8165] hsr0: Slave B (hsr_slave_1) is not up; please bring it up to get a fully working HSR network [ 58.119836][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): team0: link becomes ready [ 58.127941][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 58.139716][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 58.149382][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 58.161380][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 58.170206][ T8180] IPv6: ADDRCONF(NETDEV_CHANGE): hsr0: link becomes ready [ 58.177954][ T8178] bridge0: port 1(bridge_slave_0) entered blocking state [ 58.185651][ T8178] bridge0: port 1(bridge_slave_0) entered disabled state [ 58.193712][ T8178] device bridge_slave_0 entered promiscuous mode [ 58.205651][ T8175] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.234200][ T8178] bridge0: port 2(bridge_slave_1) entered blocking state [ 58.241739][ T8178] bridge0: port 2(bridge_slave_1) entered disabled state [ 58.249311][ T8178] device bridge_slave_1 entered promiscuous mode [ 58.258779][ T8170] netdevsim netdevsim2 netdevsim0: renamed from eth0 [ 58.303066][ T8173] netdevsim netdevsim3 netdevsim0: renamed from eth0 [ 58.358609][ T8178] bond0: (slave bond_slave_0): Enslaving as an active interface with an up link [ 58.368750][ T8170] netdevsim netdevsim2 netdevsim1: renamed from eth1 [ 58.424883][ T8170] netdevsim netdevsim2 netdevsim2: renamed from eth2 [ 58.487563][ T8170] netdevsim netdevsim2 netdevsim3: renamed from eth3 [ 58.542757][ T8173] netdevsim netdevsim3 netdevsim1: renamed from eth1 [ 58.583118][ T8173] netdevsim netdevsim3 netdevsim2: renamed from eth2 [ 58.612580][ T8173] netdevsim netdevsim3 netdevsim3: renamed from eth3 [ 58.672585][ T8178] bond0: (slave bond_slave_1): Enslaving as an active interface with an up link [ 58.694164][ T8175] team0: Port device team_slave_0 added [ 58.701586][ T8178] team0: Port device team_slave_0 added [ 58.720010][ T8165] 8021q: adding VLAN 0 to HW filter on device batadv0 [ 58.737226][ T8178] team0: Port device team_slave_1 added [ 58.749295][ T8175] team0: Port device team_slave_1 added [ 58.764907][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan1: link becomes ready [ 58.773341][ T3208] IPv6: ADDRCONF(NETDEV_CHANGE): vxcan0: link becomes ready [ 58.800392][ T8168] 8021q: adding VLAN 0 to HW filter on device bond0 [ 58.857637][ T8178] device hsr_slave_0 entered promiscuous mode [ 163.840491][ C0] rcu: INFO: rcu_preempt self-detected stall on CPU [ 163.847275][ C0] rcu: 0-...!: (10499 ticks this GP) idle=016/1/0x4000000000000002 softirq=11204/11208 fqs=40 [ 163.857834][ C0] (t=10501 jiffies g=5797 q=99) [ 163.862766][ C0] rcu: rcu_preempt kthread starved for 10422 jiffies! g5797 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 163.873865][ C0] rcu: RCU grace-period kthread stack dump: [ 163.879758][ C0] rcu_preempt R running task 29032 10 2 0x80004000 [ 163.887651][ C0] Call Trace: [ 163.890937][ C0] __schedule+0x9a0/0xcc0 [ 163.895267][ C0] schedule+0x181/0x210 [ 163.899412][ C0] schedule_timeout+0x14f/0x240 [ 163.904254][ C0] ? run_local_timers+0x120/0x120 [ 163.909287][ C0] rcu_gp_kthread+0xed8/0x1770 [ 163.914051][ C0] kthread+0x332/0x350 [ 163.918107][ C0] ? rcu_report_qs_rsp+0x140/0x140 [ 163.923207][ C0] ? kthread_blkcg+0xe0/0xe0 [ 163.927795][ C0] ret_from_fork+0x24/0x30 [ 163.932212][ C0] NMI backtrace for cpu 0 [ 163.936543][ C0] CPU: 0 PID: 8187 Comm: syz-executor.0 Not tainted 5.4.0-syzkaller #0 [ 163.944762][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 163.954824][ C0] Call Trace: [ 163.958095][ C0] [ 163.960939][ C0] dump_stack+0x1fb/0x318 [ 163.965262][ C0] nmi_cpu_backtrace+0xaf/0x1a0 [ 163.970117][ C0] ? nmi_trigger_cpumask_backtrace+0x16d/0x290 [ 163.976274][ C0] ? arch_trigger_cpumask_backtrace+0x20/0x20 [ 163.982388][ C0] nmi_trigger_cpumask_backtrace+0x174/0x290 [ 163.988359][ C0] arch_trigger_cpumask_backtrace+0x10/0x20 [ 163.994274][ C0] rcu_dump_cpu_stacks+0x15a/0x220 [ 163.999410][ C0] rcu_sched_clock_irq+0xe25/0x1ad0 [ 164.004980][ C0] ? trace_hardirqs_off+0x74/0x80 [ 164.010031][ C0] update_process_times+0x12d/0x180 [ 164.015279][ C0] tick_sched_timer+0x263/0x420 [ 164.020134][ C0] ? tick_setup_sched_timer+0x3d0/0x3d0 [ 164.025680][ C0] __hrtimer_run_queues+0x403/0x840 [ 164.030886][ C0] hrtimer_interrupt+0x38c/0xda0 [ 164.035836][ C0] ? debug_smp_processor_id+0x9/0x20 [ 164.041118][ C0] smp_apic_timer_interrupt+0x109/0x280 [ 164.046651][ C0] apic_timer_interrupt+0xf/0x20 [ 164.051577][ C0] [ 164.054508][ C0] RIP: 0010:__sanitizer_cov_trace_pc+0x27/0x50 [ 164.060966][ C0] 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 [ 164.080908][ C0] RSP: 0018:ffffc90002287a80 EFLAGS: 00000246 ORIG_RAX: ffffffffffffff13 [ 164.089309][ C0] RAX: ffffffff81487326 RBX: ffffea00024f4140 RCX: ffff88806c18c040 [ 164.097530][ C0] RDX: 0000000000000002 RSI: 00000000fffffffc RDI: ffffea00024f4140 [ 164.105509][ C0] RBP: ffffc90002287aa8 R08: 000000000003a768 R09: ffffed1012eff2cf [ 164.113475][ C0] R10: ffffed1012eff2cf R11: 0000000000000000 R12: ffff888093a73ca0 [ 164.121526][ C0] R13: dffffc0000000000 R14: 00000000fffffffc R15: ffff8880977f9668 [ 164.129683][ C0] ? mod_memcg_page_state+0x16/0x190 [ 164.134967][ C0] ? mod_memcg_page_state+0x16/0x190 [ 164.140245][ C0] free_thread_stack+0x168/0x590 [ 164.145173][ C0] put_task_stack+0xa3/0x130 [ 164.149752][ C0] finish_task_switch+0x3f1/0x550 [ 164.154769][ C0] __schedule+0x9a8/0xcc0 [ 164.159096][ C0] ? ___preempt_schedule_notrace+0x16/0x27 [ 164.164897][ C0] preempt_schedule_notrace+0xdb/0x120 [ 164.170354][ C0] ___preempt_schedule_notrace+0x16/0x27 [ 164.175987][ C0] ? rcu_is_watching+0x57/0xa0 [ 164.180742][ C0] rcu_is_watching+0x82/0xa0 [ 164.185326][ C0] memcg_kmem_get_cache+0x301/0x590 [ 164.190509][ C0] ? __should_failslab+0x11a/0x160 [ 164.195610][ C0] ? sk_prot_alloc+0x60/0x290 [ 164.200316][ C0] kmem_cache_alloc+0x86/0x2e0 [ 164.205076][ C0] sk_prot_alloc+0x60/0x290 [ 164.209570][ C0] sk_alloc+0x38/0x9c0 [ 164.213651][ C0] ? rcu_lock_release+0x9/0x30 [ 164.218423][ C0] rxrpc_create+0xe8/0x5f0 [ 164.222829][ C0] __sock_create+0x5cc/0x910 [ 164.227504][ C0] __sys_socket+0xe7/0x2e0 [ 164.231913][ C0] __x64_sys_socket+0x7a/0x90 [ 164.236584][ C0] do_syscall_64+0xf7/0x1c0 [ 164.241082][ C0] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 164.246962][ C0] RIP: 0033:0x45a679 [ 164.250845][ 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 [ 164.270449][ C0] RSP: 002b:00007f48bf0a2c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 [ 164.278849][ C0] RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 [ 164.286809][ C0] RDX: 0010000000000002 RSI: 0000000000000002 RDI: 2000000000000021 [ 164.294766][ C0] RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 [ 164.302728][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 00007f48bf0a36d4 [ 164.310689][ C0] R13: 00000000004ca447 R14: 00000000004e34a8 R15: 00000000ffffffff