[info] Using makefile-style concurrent boot in runlevel 2. [ 23.645709] audit: type=1800 audit(1538170802.074:21): pid=5186 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="bootlogs" dev="sda1" ino=2419 res=0 [ 23.672288] audit: type=1800 audit(1538170802.074:22): pid=5186 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed(directio) comm="startpar" name="motd" dev="sda1" ino=2447 res=0 [....] Starting enhanced syslogd: rsyslogd[?25l[?1c7[ ok 8[?25h[?0c. [....] 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 '10.128.10.50' (ECDSA) to the list of known hosts. 2018/09/28 21:40:24 parsed 1 programs 2018/09/28 21:40:26 executed programs: 0 syzkaller login: [ 48.140607] IPVS: ftp: loaded support on port[0] = 21 [ 48.142389] IPVS: ftp: loaded support on port[0] = 21 [ 48.154203] IPVS: ftp: loaded support on port[0] = 21 [ 48.164020] IPVS: ftp: loaded support on port[0] = 21 [ 48.183548] IPVS: ftp: loaded support on port[0] = 21 [ 48.194460] IPVS: ftp: loaded support on port[0] = 21 [ 48.976768] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.983395] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.991318] device bridge_slave_0 entered promiscuous mode [ 49.004218] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.013037] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.020568] device bridge_slave_0 entered promiscuous mode [ 49.045526] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.053578] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.068036] device bridge_slave_1 entered promiscuous mode [ 49.081263] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.089286] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.096937] device bridge_slave_0 entered promiscuous mode [ 49.106174] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.112525] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.119473] device bridge_slave_0 entered promiscuous mode [ 49.127502] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.134053] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.143143] device bridge_slave_1 entered promiscuous mode [ 49.151120] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.158879] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.167870] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.176034] device bridge_slave_0 entered promiscuous mode [ 49.188017] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.194853] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.205409] device bridge_slave_1 entered promiscuous mode [ 49.212405] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.220560] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.230150] device bridge_slave_1 entered promiscuous mode [ 49.237817] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.246487] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.253283] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.261218] device bridge_slave_1 entered promiscuous mode [ 49.268607] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.277764] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.287080] bridge0: port 1(bridge_slave_0) entered blocking state [ 49.293540] bridge0: port 1(bridge_slave_0) entered disabled state [ 49.301347] device bridge_slave_0 entered promiscuous mode [ 49.310781] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.319710] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.333258] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.343497] bridge0: port 2(bridge_slave_1) entered blocking state [ 49.353618] bridge0: port 2(bridge_slave_1) entered disabled state [ 49.366088] device bridge_slave_1 entered promiscuous mode [ 49.372637] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.389939] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.401080] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.411831] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bridge: link is not ready [ 49.440938] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.478229] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bridge: link is not ready [ 49.508302] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.521300] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.540955] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.562745] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.578017] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.593760] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.621987] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.656343] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.697915] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.752917] bond0: Enslaving bond_slave_0 as an active interface with an up link [ 49.782746] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.804415] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.817730] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.827040] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 49.839576] bond0: Enslaving bond_slave_1 as an active interface with an up link [ 49.853033] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.869190] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 49.922561] IPv6: ADDRCONF(NETDEV_UP): veth0_to_bond: link is not ready [ 49.943570] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bond: link becomes ready [ 49.971092] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 49.983248] team0: Port device team_slave_0 added [ 50.028465] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.045791] team0: Port device team_slave_0 added [ 50.053080] IPv6: ADDRCONF(NETDEV_UP): veth1_to_bond: link is not ready [ 50.067190] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.074626] team0: Port device team_slave_1 added [ 50.083947] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.091640] team0: Port device team_slave_0 added [ 50.098688] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bond: link becomes ready [ 50.110407] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.119316] team0: Port device team_slave_0 added [ 50.127180] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.138280] team0: Port device team_slave_1 added [ 50.146738] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.154469] team0: Port device team_slave_0 added [ 50.161965] IPv6: ADDRCONF(NETDEV_UP): veth0_to_team: link is not ready [ 50.183685] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_team: link becomes ready [ 50.201545] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.218764] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.227340] team0: Port device team_slave_1 added [ 50.236403] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.263533] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.276882] team0: Port device team_slave_1 added [ 50.282313] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.295047] team0: Port device team_slave_1 added [ 50.301547] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.325901] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.340910] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.356905] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.366760] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.376246] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.384329] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.395583] IPv6: ADDRCONF(NETDEV_UP): team_slave_0: link is not ready [ 50.402903] team0: Port device team_slave_0 added [ 50.410954] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.428813] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.440142] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.449153] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.465495] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.479962] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.491421] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.500949] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.509308] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.523589] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.537346] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.545333] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.553471] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.563770] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.576149] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.585681] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.594406] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.602997] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.612489] IPv6: ADDRCONF(NETDEV_UP): team_slave_1: link is not ready [ 50.620032] team0: Port device team_slave_1 added [ 50.627266] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.638266] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.656833] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.671895] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.688260] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.696435] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.716072] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.730667] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_0: link becomes ready [ 50.772538] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.786039] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.794071] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.808763] IPv6: ADDRCONF(NETDEV_UP): veth1_to_team: link is not ready [ 50.833298] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_team: link becomes ready [ 50.848355] IPv6: ADDRCONF(NETDEV_CHANGE): team_slave_1: link becomes ready [ 50.874370] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 50.892745] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_0: link is not ready [ 50.910131] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 50.920626] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 50.930651] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 50.939147] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 50.995083] IPv6: ADDRCONF(NETDEV_UP): bridge_slave_1: link is not ready [ 51.002215] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 51.011868] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 51.354276] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.360848] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.367838] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.374212] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.388969] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.408850] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.415248] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.421931] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.428365] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.457024] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.560417] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.566853] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.573528] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.579953] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.592434] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.615895] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.622273] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.629000] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.635431] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.653957] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.739438] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.745874] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.752566] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.759024] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.774235] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 51.794890] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.805509] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.812722] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.837113] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.844425] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 51.860996] bridge0: port 2(bridge_slave_1) entered blocking state [ 51.867432] bridge0: port 2(bridge_slave_1) entered forwarding state [ 51.874099] bridge0: port 1(bridge_slave_0) entered blocking state [ 51.880522] bridge0: port 1(bridge_slave_0) entered forwarding state [ 51.896042] IPv6: ADDRCONF(NETDEV_UP): bridge0: link is not ready [ 52.875619] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 54.007408] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.188441] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.237847] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.295226] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.468833] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.495660] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.503202] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.513035] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.547344] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.567962] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.576183] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.738149] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.744351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.760056] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 54.785950] 8021q: adding VLAN 0 to HW filter on device team0 [ 54.803191] 8021q: adding VLAN 0 to HW filter on device bond0 [ 54.825239] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.841601] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 54.860921] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 54.876003] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 54.887416] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.060843] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.077012] IPv6: ADDRCONF(NETDEV_UP): veth0: link is not ready [ 55.090008] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.113174] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.121690] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.131345] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.163084] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.185214] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.197112] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.366363] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.382514] IPv6: ADDRCONF(NETDEV_UP): veth1: link is not ready [ 55.394374] 8021q: adding VLAN 0 to HW filter on device team0 [ 55.407412] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 55.414506] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 55.654002] 8021q: adding VLAN 0 to HW filter on device team0 [ 56.477464] hrtimer: interrupt took 29300 ns 2018/09/28 21:40:35 executed programs: 6 [ 57.864989] ================================================================== [ 57.872535] BUG: KASAN: use-after-free in ccid_hc_tx_delete+0xe0/0x100 [ 57.879310] Read of size 8 at addr ffff8801b8330880 by task syz-executor2/7047 [ 57.886666] [ 57.888305] CPU: 1 PID: 7047 Comm: syz-executor2 Not tainted 4.19.0-rc5+ #258 [ 57.895583] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 57.905183] Call Trace: [ 57.907761] [ 57.909935] dump_stack+0x1c4/0x2b4 [ 57.913580] ? dump_stack_print_info.cold.2+0x52/0x52 [ 57.918780] ? printk+0xa7/0xcf [ 57.922071] ? kmsg_dump_rewind_nolock+0xe4/0xe4 [ 57.926844] print_address_description.cold.8+0x9/0x1ff [ 57.932223] kasan_report.cold.9+0x242/0x309 [ 57.936643] ? ccid_hc_tx_delete+0xe0/0x100 [ 57.940976] __asan_report_load8_noabort+0x14/0x20 [ 57.945923] ccid_hc_tx_delete+0xe0/0x100 [ 57.950082] ? dccp_init_sock+0x4a0/0x4a0 [ 57.954241] dccp_sk_destruct+0x3c/0x80 [ 57.958225] __sk_destruct+0x115/0xbd0 [ 57.962120] ? find_held_lock+0x36/0x1c0 [ 57.966197] ? sock_no_getname+0x10/0x10 [ 57.970272] ? mark_held_locks+0xc7/0x130 [ 57.974444] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 57.979562] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 57.984682] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 57.989280] ? trace_hardirqs_on+0xbd/0x310 [ 57.993609] ? kasan_check_read+0x11/0x20 [ 57.998029] ? debug_object_deactivate+0x2eb/0x450 [ 58.002973] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 58.008448] ? lock_acquire+0x1ed/0x520 [ 58.012441] ? rcu_process_callbacks+0x1012/0x2670 [ 58.017397] ? lock_release+0x970/0x970 [ 58.021384] ? debug_stats_show+0x100/0x100 [ 58.025734] ? file_free_rcu+0x91/0xd0 [ 58.029666] ? kmem_cache_free+0x24f/0x290 [ 58.033918] ? sock_no_getname+0x10/0x10 [ 58.038980] rcu_process_callbacks+0xf23/0x2670 [ 58.043669] ? __rcu_read_unlock+0x2f0/0x2f0 [ 58.048087] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 58.053116] ? find_held_lock+0x36/0x1c0 [ 58.057192] ? mark_held_locks+0xc7/0x130 [ 58.061352] ? _raw_spin_unlock_irq+0x27/0x80 [ 58.065873] ? _raw_spin_unlock_irq+0x27/0x80 [ 58.070381] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 58.074991] ? trace_hardirqs_on+0xbd/0x310 [ 58.079317] ? kasan_check_read+0x11/0x20 [ 58.079338] ? __run_timers+0xa20/0xc70 [ 58.079357] ? kasan_check_write+0x14/0x20 [ 58.079379] ? _raw_spin_unlock_irq+0x60/0x80 [ 58.079405] ? __run_timers+0xa4a/0xc70 [ 58.079433] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 58.079449] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 58.087659] ? graph_lock+0x170/0x170 [ 58.087677] ? print_usage_bug+0xc0/0xc0 [ 58.087690] ? lock_release+0x970/0x970 [ 58.087704] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 58.087724] ? find_held_lock+0x36/0x1c0 [ 58.131814] ? graph_lock+0x170/0x170 [ 58.135641] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.141188] ? check_preemption_disabled+0x48/0x200 [ 58.146209] ? check_preemption_disabled+0x48/0x200 [ 58.151247] ? __lock_is_held+0xb5/0x140 [ 58.155328] __do_softirq+0x30b/0xad8 [ 58.159150] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 58.164272] ? pvclock_read_flags+0x160/0x160 [ 58.168773] ? lapic_next_event+0x5a/0x90 [ 58.172937] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.178483] ? check_preemption_disabled+0x48/0x200 [ 58.183505] ? check_preemption_disabled+0x48/0x200 [ 58.188534] ? kvm_clock_read+0x18/0x30 [ 58.192521] ? kvm_sched_clock_read+0x9/0x20 [ 58.196946] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 58.202492] ? check_preemption_disabled+0x48/0x200 [ 58.207528] irq_exit+0x17f/0x1c0 [ 58.210994] smp_apic_timer_interrupt+0x1cb/0x760 [ 58.215843] ? smp_reschedule_interrupt+0x109/0x650 [ 58.220867] ? smp_call_function_single_interrupt+0x650/0x650 [ 58.226764] ? interrupt_entry+0xb5/0xf0 [ 58.230840] ? trace_hardirqs_off_caller+0xbb/0x310 [ 58.235865] ? trace_hardirqs_off_caller+0xbb/0x310 [ 58.240892] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.245751] ? trace_hardirqs_on_caller+0x310/0x310 [ 58.250771] ? trace_hardirqs_on_caller+0x310/0x310 [ 58.250788] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.250802] ? check_preemption_disabled+0x48/0x200 [ 58.250817] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.250839] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.250859] apic_timer_interrupt+0xf/0x20 [ 58.266413] [ 58.266431] RIP: 0010:lock_acquire+0x268/0x520 [ 58.266446] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 44 02 00 00 48 83 3d bf 35 11 08 00 0f 84 c3 01 00 00 48 8b bd 20 ff ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 [ 58.266455] RSP: 0018:ffff8801bd837088 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 58.266471] RAX: dffffc0000000000 RBX: 1ffff10037b06e16 RCX: 0000000000000000 [ 58.266480] RDX: 1ffffffff12e4759 RSI: 0000000000000000 RDI: 0000000000000286 [ 58.266490] RBP: ffff8801bd837178 R08: ffff8801b75ace70 R09: 0000000000000002 [ 58.266500] R10: ffff8801b75ace50 R11: 8489a0a944eac59b R12: ffff8801b75ac580 [ 58.266508] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 [ 58.266545] ? lock_release+0x970/0x970 [ 58.266562] ? mem_cgroup_can_attach+0x580/0x580 [ 58.266575] ? graph_lock+0x170/0x170 [ 58.266601] rcu_read_lock+0x29/0x70 [ 58.266618] ? mem_cgroup_id_get_many+0x160/0x160 [ 58.322138] memcg_kmem_get_cache+0x297/0x9d0 [ 58.322157] ? __lock_is_held+0xb5/0x140 [ 58.322178] ? mem_cgroup_handle_over_high+0x130/0x130 [ 58.372295] ? ___might_sleep+0x1ed/0x300 [ 58.372313] ? arch_local_save_flags+0x40/0x40 [ 58.372329] ? graph_lock+0x170/0x170 [ 58.372344] ? __lock_is_held+0xb5/0x140 [ 58.372373] kmem_cache_alloc+0x193/0x730 [ 58.372404] ? find_held_lock+0x36/0x1c0 [ 58.411774] ? ratelimit_state_init+0xb0/0xb0 [ 58.411794] ext4_alloc_inode+0xc7/0x870 [ 58.411812] ? ratelimit_state_init+0xb0/0xb0 [ 58.411828] ? ext4_xattr_ibody_get+0x107/0x630 [ 58.411845] ? down_read+0xb0/0x1d0 [ 58.411863] ? ext4_xattr_inode_set_class+0x60/0x60 [ 58.411880] ? graph_lock+0x170/0x170 [ 58.441988] ? get_cached_acl+0x35c/0x460 [ 58.446148] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.451692] ? check_preemption_disabled+0x48/0x200 [ 58.456712] ? check_preemption_disabled+0x48/0x200 [ 58.456738] ? graph_lock+0x170/0x170 [ 58.456757] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.456770] ? check_preemption_disabled+0x48/0x200 [ 58.456783] ? check_preemption_disabled+0x48/0x200 [ 58.456800] ? ratelimit_state_init+0xb0/0xb0 [ 58.456816] alloc_inode+0x63/0x190 [ 58.456832] new_inode_pseudo+0x71/0x1a0 [ 58.456846] ? prune_icache_sb+0x1c0/0x1c0 [ 58.456870] new_inode+0x1c/0x40 [ 58.456890] __ext4_new_inode+0x4cd/0x65b0 [ 58.476241] ? ext4_free_inode+0x1a10/0x1a10 [ 58.476265] ? is_bpf_text_address+0xac/0x170 [ 58.476281] ? lock_downgrade+0x900/0x900 [ 58.476294] ? check_preemption_disabled+0x48/0x200 [ 58.476315] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 58.476328] ? kasan_check_read+0x11/0x20 [ 58.476343] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 58.476358] ? rcu_bh_qs+0xc0/0xc0 [ 58.476372] ? rcu_bh_qs+0xc0/0xc0 [ 58.476385] ? unwind_dump+0x190/0x190 [ 58.476419] ? is_bpf_text_address+0xd3/0x170 [ 58.476435] ? kernel_text_address+0x79/0xf0 [ 58.476448] ? __kernel_text_address+0xd/0x40 [ 58.476461] ? unwind_get_return_address+0x61/0xa0 [ 58.476481] ? __save_stack_trace+0x8d/0xf0 [ 58.489597] ? save_stack+0xa9/0xd0 [ 58.509840] ? save_stack+0x43/0xd0 [ 58.509853] ? __kasan_slab_free+0x102/0x150 [ 58.509865] ? kasan_slab_free+0xe/0x10 [ 58.509881] ? kmem_cache_free+0x83/0x290 [ 58.509897] ? print_usage_bug+0xc0/0xc0 [ 58.509918] ? __x64_sys_symlink+0x59/0x80 [ 58.509934] ? do_syscall_64+0x1b9/0x820 [ 58.509956] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.518585] ? trace_hardirqs_off+0xb8/0x310 [ 58.518598] ? kasan_check_read+0x11/0x20 [ 58.518615] ? do_raw_spin_unlock+0xa7/0x2f0 [ 58.518630] ? trace_hardirqs_on+0x310/0x310 [ 58.518646] ? kasan_check_write+0x14/0x20 [ 58.518671] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.636899] ? __dquot_initialize+0x629/0xdd0 [ 58.641424] ? check_preemption_disabled+0x48/0x200 [ 58.646455] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 58.651409] ? dquot_get_next_dqblk+0x180/0x180 [ 58.656086] ? apparmor_task_setrlimit+0x7a0/0x7a0 [ 58.656102] ? putname+0xf2/0x130 [ 58.656120] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 58.656134] ? map_id_up+0x193/0x3d0 [ 58.656155] ext4_symlink+0x4b7/0x1130 [ 58.656178] ? ext4_orphan_del+0xec0/0xec0 [ 58.681368] ? security_inode_permission+0xd2/0x100 [ 58.686422] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.691975] ? security_inode_symlink+0xde/0x110 [ 58.696748] vfs_symlink+0x37a/0x5d0 [ 58.700473] do_symlinkat+0x242/0x2d0 [ 58.704291] ? __ia32_sys_unlink+0x50/0x50 [ 58.708540] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.713922] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 58.719406] __x64_sys_symlink+0x59/0x80 [ 58.723482] do_syscall_64+0x1b9/0x820 [ 58.727383] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 58.732779] ? syscall_return_slowpath+0x5e0/0x5e0 [ 58.737720] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.742574] ? trace_hardirqs_on_caller+0x310/0x310 [ 58.747604] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 58.752629] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 58.758179] ? prepare_exit_to_usermode+0x291/0x3b0 [ 58.763211] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 58.768077] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.773272] RIP: 0033:0x4572a7 [ 58.776475] Code: 64 8b 5d 00 e9 14 fd ff ff 4c 8b 74 24 30 64 c7 45 00 22 00 00 00 bb 22 00 00 00 e9 fd fc ff ff 0f 1f 00 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 bd b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 58.795379] RSP: 002b:00007ffd57c0eb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000058 [ 58.803114] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004572a7 [ 58.810398] RDX: 00007ffd57c0ebd7 RSI: 00000000004bcfd0 RDI: 00007ffd57c0ebc0 [ 58.817674] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000017 [ 58.824951] R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000000 [ 58.832227] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000002 [ 58.839514] [ 58.841151] Allocated by task 7022: [ 58.844793] save_stack+0x43/0xd0 [ 58.848252] kasan_kmalloc+0xc7/0xe0 [ 58.851978] kasan_slab_alloc+0x12/0x20 [ 58.855963] kmem_cache_alloc+0x12e/0x730 [ 58.860123] ccid_new+0x25b/0x3e0 [ 58.863579] dccp_hdlr_ccid+0x27/0x150 [ 58.863597] __dccp_feat_activate+0x188/0x280 [ 58.871968] dccp_feat_activate_values+0x3c1/0x80a [ 58.876900] dccp_rcv_state_process+0x11d4/0x1a32 [ 58.876923] dccp_v6_do_rcv+0x271/0xbf0 [ 58.876938] __release_sock+0x12f/0x3a0 [ 58.876950] release_sock+0xad/0x2c0 [ 58.876963] __inet_stream_connect+0x641/0x1150 [ 58.876974] inet_stream_connect+0x58/0xa0 [ 58.876988] __sys_connect+0x37d/0x4c0 [ 58.877001] __x64_sys_connect+0x73/0xb0 [ 58.877015] do_syscall_64+0x1b9/0x820 [ 58.877030] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 58.877034] [ 58.877040] Freed by task 7029: [ 58.877049] save_stack+0x43/0xd0 [ 58.877058] __kasan_slab_free+0x102/0x150 [ 58.877067] kasan_slab_free+0xe/0x10 [ 58.877080] kmem_cache_free+0x83/0x290 [ 58.877098] ccid_hc_tx_delete+0xc3/0x100 [ 58.943880] dccp_hdlr_ccid+0x7d/0x150 [ 58.947878] __dccp_feat_activate+0x188/0x280 [ 58.952399] dccp_feat_activate_values+0x3c1/0x80a [ 58.957337] dccp_create_openreq_child+0x47a/0x630 [ 58.962276] dccp_v6_request_recv_sock+0x278/0x2020 [ 58.967299] dccp_check_req+0x47d/0x6d0 [ 58.971281] dccp_v6_rcv+0x874/0x1ce9 [ 58.975092] ip6_input_finish+0x3fc/0x1aa0 [ 58.979336] ip6_input+0xe9/0x600 [ 58.982800] ip6_rcv_finish+0x17a/0x330 [ 58.986788] ipv6_rcv+0x11e/0x650 [ 58.990258] __netif_receive_skb_one_core+0x14d/0x200 [ 58.995454] __netif_receive_skb+0x2c/0x1e0 [ 58.999781] process_backlog+0x217/0x760 [ 59.003849] net_rx_action+0x7c5/0x1950 [ 59.007833] __do_softirq+0x30b/0xad8 [ 59.011631] [ 59.013262] The buggy address belongs to the object at ffff8801b8330880 [ 59.013262] which belongs to the cache ccid2_hc_tx_sock of size 1240 [ 59.026449] The buggy address is located 0 bytes inside of [ 59.026449] 1240-byte region [ffff8801b8330880, ffff8801b8330d58) [ 59.038725] The buggy address belongs to the page: [ 59.043661] page:ffffea0006e0cc00 count:1 mapcount:0 mapping:ffff8801cb7aa780 index:0x0 compound_mapcount: 0 [ 59.053642] flags: 0x2fffc0000008100(slab|head) [ 59.058331] raw: 02fffc0000008100 ffffea00072f3388 ffffea0006fcd608 ffff8801cb7aa780 [ 59.066224] raw: 0000000000000000 ffff8801b8330300 0000000100000005 0000000000000000 [ 59.074104] page dumped because: kasan: bad access detected [ 59.079811] [ 59.081438] Memory state around the buggy address: [ 59.086369] ffff8801b8330780: fb fb fb fb fb fb fb fb fb fb fb fc fc fc fc fc [ 59.093737] ffff8801b8330800: fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc fc [ 59.101100] >ffff8801b8330880: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.108455] ^ [ 59.108467] ffff8801b8330900: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.108477] ffff8801b8330980: fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb fb [ 59.108482] ================================================================== [ 59.108487] Disabling lock debugging due to kernel taint [ 59.108527] Kernel panic - not syncing: panic_on_warn set ... [ 59.108527] [ 59.134332] kobject: 'loop1' (00000000faabdb63): kobject_uevent_env [ 59.139422] CPU: 1 PID: 7047 Comm: syz-executor2 Tainted: G B 4.19.0-rc5+ #258 [ 59.139430] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 59.139434] Call Trace: [ 59.139440] [ 59.139457] dump_stack+0x1c4/0x2b4 [ 59.139472] ? dump_stack_print_info.cold.2+0x52/0x52 [ 59.139498] ? trace_hardirqs_on_thunk+0x1a/0x1c [ 59.148227] kobject: 'loop1' (00000000faabdb63): fill_kobj_path: path = '/devices/virtual/block/loop1' [ 59.153249] panic+0x238/0x4e7 [ 59.153262] ? add_taint.cold.5+0x16/0x16 [ 59.153280] ? trace_hardirqs_on+0x9a/0x310 [ 59.210579] ? trace_hardirqs_on+0xb4/0x310 [ 59.214927] ? trace_hardirqs_on+0xb4/0x310 [ 59.219268] kasan_end_report+0x47/0x4f [ 59.223243] kasan_report.cold.9+0x76/0x309 [ 59.227587] ? ccid_hc_tx_delete+0xe0/0x100 [ 59.231952] __asan_report_load8_noabort+0x14/0x20 [ 59.236891] ccid_hc_tx_delete+0xe0/0x100 [ 59.241080] ? dccp_init_sock+0x4a0/0x4a0 [ 59.245241] dccp_sk_destruct+0x3c/0x80 [ 59.249226] __sk_destruct+0x115/0xbd0 [ 59.253123] ? find_held_lock+0x36/0x1c0 [ 59.257194] ? sock_no_getname+0x10/0x10 [ 59.261272] ? mark_held_locks+0xc7/0x130 [ 59.265438] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 59.270553] ? _raw_spin_unlock_irqrestore+0x82/0xd0 [ 59.275670] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 59.280264] ? trace_hardirqs_on+0xbd/0x310 [ 59.284592] ? kasan_check_read+0x11/0x20 [ 59.288755] ? debug_object_deactivate+0x2eb/0x450 [ 59.293699] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 59.299133] ? lock_acquire+0x1ed/0x520 [ 59.303091] ? rcu_process_callbacks+0x1012/0x2670 [ 59.308003] ? lock_release+0x970/0x970 [ 59.311960] ? debug_stats_show+0x100/0x100 [ 59.316268] ? file_free_rcu+0x91/0xd0 [ 59.320138] ? kmem_cache_free+0x24f/0x290 [ 59.324355] ? sock_no_getname+0x10/0x10 [ 59.328406] rcu_process_callbacks+0xf23/0x2670 [ 59.333077] ? __rcu_read_unlock+0x2f0/0x2f0 [ 59.337468] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 59.342468] ? find_held_lock+0x36/0x1c0 [ 59.346513] ? mark_held_locks+0xc7/0x130 [ 59.350650] ? _raw_spin_unlock_irq+0x27/0x80 [ 59.355128] ? _raw_spin_unlock_irq+0x27/0x80 [ 59.359606] ? lockdep_hardirqs_on+0x19e/0x5c0 [ 59.364170] ? trace_hardirqs_on+0xbd/0x310 [ 59.368487] ? kasan_check_read+0x11/0x20 [ 59.372620] ? __run_timers+0xa20/0xc70 [ 59.376580] ? kasan_check_write+0x14/0x20 [ 59.380798] ? _raw_spin_unlock_irq+0x60/0x80 [ 59.385275] ? __run_timers+0xa4a/0xc70 [ 59.389235] ? __bpf_trace_timer_expire_entry+0x30/0x30 [ 59.394589] ? __sanitizer_cov_trace_cmp8+0x18/0x20 [ 59.399593] ? graph_lock+0x170/0x170 [ 59.403381] ? print_usage_bug+0xc0/0xc0 [ 59.407432] ? lock_release+0x970/0x970 [ 59.411398] ? hrtimer_update_softirq_timer+0xa0/0xa0 [ 59.416576] ? find_held_lock+0x36/0x1c0 [ 59.420619] ? graph_lock+0x170/0x170 [ 59.424408] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.429950] ? check_preemption_disabled+0x48/0x200 [ 59.434951] ? check_preemption_disabled+0x48/0x200 [ 59.439951] ? __lock_is_held+0xb5/0x140 [ 59.444006] __do_softirq+0x30b/0xad8 [ 59.447822] ? __irqentry_text_end+0x1f9618/0x1f9618 [ 59.452917] ? pvclock_read_flags+0x160/0x160 [ 59.457401] ? lapic_next_event+0x5a/0x90 [ 59.461551] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.467068] ? check_preemption_disabled+0x48/0x200 [ 59.472064] ? check_preemption_disabled+0x48/0x200 [ 59.477069] ? kvm_clock_read+0x18/0x30 [ 59.481043] ? kvm_sched_clock_read+0x9/0x20 [ 59.485438] ? __sanitizer_cov_trace_const_cmp8+0x18/0x20 [ 59.490958] ? check_preemption_disabled+0x48/0x200 [ 59.495976] irq_exit+0x17f/0x1c0 [ 59.499419] smp_apic_timer_interrupt+0x1cb/0x760 [ 59.504245] ? smp_reschedule_interrupt+0x109/0x650 [ 59.509244] ? smp_call_function_single_interrupt+0x650/0x650 [ 59.515120] ? interrupt_entry+0xb5/0xf0 [ 59.519169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 59.524169] ? trace_hardirqs_off_caller+0xbb/0x310 [ 59.529170] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.533994] ? trace_hardirqs_on_caller+0x310/0x310 [ 59.538990] ? trace_hardirqs_on_caller+0x310/0x310 [ 59.543986] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.549505] ? check_preemption_disabled+0x48/0x200 [ 59.554508] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.560031] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 59.564858] apic_timer_interrupt+0xf/0x20 [ 59.569068] [ 59.571290] RIP: 0010:lock_acquire+0x268/0x520 [ 59.575853] Code: 00 00 48 89 fa 48 c1 ea 03 80 3c 02 00 0f 85 44 02 00 00 48 83 3d bf 35 11 08 00 0f 84 c3 01 00 00 48 8b bd 20 ff ff ff 57 9d <0f> 1f 44 00 00 48 b8 00 00 00 00 00 fc ff df 48 01 c3 48 c7 03 00 [ 59.594743] RSP: 0018:ffff8801bd837088 EFLAGS: 00000286 ORIG_RAX: ffffffffffffff13 [ 59.602445] RAX: dffffc0000000000 RBX: 1ffff10037b06e16 RCX: 0000000000000000 [ 59.609696] RDX: 1ffffffff12e4759 RSI: 0000000000000000 RDI: 0000000000000286 [ 59.616953] RBP: ffff8801bd837178 R08: ffff8801b75ace70 R09: 0000000000000002 [ 59.624214] R10: ffff8801b75ace50 R11: 8489a0a944eac59b R12: ffff8801b75ac580 [ 59.631464] R13: 0000000000000002 R14: 0000000000000000 R15: 0000000000000000 [ 59.638727] ? lock_release+0x970/0x970 [ 59.642684] ? mem_cgroup_can_attach+0x580/0x580 [ 59.647424] ? graph_lock+0x170/0x170 [ 59.651212] rcu_read_lock+0x29/0x70 [ 59.654906] ? mem_cgroup_id_get_many+0x160/0x160 [ 59.659743] memcg_kmem_get_cache+0x297/0x9d0 [ 59.664232] ? __lock_is_held+0xb5/0x140 [ 59.668276] ? mem_cgroup_handle_over_high+0x130/0x130 [ 59.673537] ? ___might_sleep+0x1ed/0x300 [ 59.677667] ? arch_local_save_flags+0x40/0x40 [ 59.682230] ? graph_lock+0x170/0x170 [ 59.686014] ? __lock_is_held+0xb5/0x140 [ 59.690063] kmem_cache_alloc+0x193/0x730 [ 59.694191] ? find_held_lock+0x36/0x1c0 [ 59.698244] ? ratelimit_state_init+0xb0/0xb0 [ 59.702724] ext4_alloc_inode+0xc7/0x870 [ 59.706769] ? ratelimit_state_init+0xb0/0xb0 [ 59.711247] ? ext4_xattr_ibody_get+0x107/0x630 [ 59.715900] ? down_read+0xb0/0x1d0 [ 59.719517] ? ext4_xattr_inode_set_class+0x60/0x60 [ 59.724534] ? graph_lock+0x170/0x170 [ 59.728320] ? get_cached_acl+0x35c/0x460 [ 59.732451] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.737967] ? check_preemption_disabled+0x48/0x200 [ 59.742962] ? check_preemption_disabled+0x48/0x200 [ 59.747964] ? graph_lock+0x170/0x170 [ 59.751749] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.757265] ? check_preemption_disabled+0x48/0x200 [ 59.762259] ? check_preemption_disabled+0x48/0x200 [ 59.767256] ? ratelimit_state_init+0xb0/0xb0 [ 59.771734] alloc_inode+0x63/0x190 [ 59.775345] new_inode_pseudo+0x71/0x1a0 [ 59.779388] ? prune_icache_sb+0x1c0/0x1c0 [ 59.783617] new_inode+0x1c/0x40 [ 59.786968] __ext4_new_inode+0x4cd/0x65b0 [ 59.791190] ? ext4_free_inode+0x1a10/0x1a10 [ 59.795601] ? is_bpf_text_address+0xac/0x170 [ 59.800080] ? lock_downgrade+0x900/0x900 [ 59.804217] ? check_preemption_disabled+0x48/0x200 [ 59.809920] ? rcu_read_unlock_special.part.39+0x11f0/0x11f0 [ 59.815698] ? kasan_check_read+0x11/0x20 [ 59.819827] ? rcu_dynticks_curr_cpu_in_eqs+0x9f/0x160 [ 59.825084] ? rcu_bh_qs+0xc0/0xc0 [ 59.828610] ? rcu_bh_qs+0xc0/0xc0 [ 59.832131] ? unwind_dump+0x190/0x190 [ 59.836005] ? is_bpf_text_address+0xd3/0x170 [ 59.840504] ? kernel_text_address+0x79/0xf0 [ 59.844897] ? __kernel_text_address+0xd/0x40 [ 59.849377] ? unwind_get_return_address+0x61/0xa0 [ 59.854297] ? __save_stack_trace+0x8d/0xf0 [ 59.858602] ? save_stack+0xa9/0xd0 [ 59.862211] ? save_stack+0x43/0xd0 [ 59.865817] ? __kasan_slab_free+0x102/0x150 [ 59.870207] ? kasan_slab_free+0xe/0x10 [ 59.874164] ? kmem_cache_free+0x83/0x290 [ 59.878309] ? print_usage_bug+0xc0/0xc0 [ 59.882352] ? __x64_sys_symlink+0x59/0x80 [ 59.886569] ? do_syscall_64+0x1b9/0x820 [ 59.890614] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.895958] ? trace_hardirqs_off+0xb8/0x310 [ 59.900345] ? kasan_check_read+0x11/0x20 [ 59.904476] ? do_raw_spin_unlock+0xa7/0x2f0 [ 59.909105] ? trace_hardirqs_on+0x310/0x310 [ 59.913496] ? kasan_check_write+0x14/0x20 [ 59.917726] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.923257] ? __dquot_initialize+0x629/0xdd0 [ 59.927744] ? check_preemption_disabled+0x48/0x200 [ 59.932753] ? debug_lockdep_rcu_enabled+0x77/0x90 [ 59.937680] ? dquot_get_next_dqblk+0x180/0x180 [ 59.942342] ? apparmor_task_setrlimit+0x7a0/0x7a0 [ 59.947267] ? putname+0xf2/0x130 [ 59.950716] ? __sanitizer_cov_trace_cmp4+0x16/0x20 [ 59.955726] ? map_id_up+0x193/0x3d0 [ 59.959438] ext4_symlink+0x4b7/0x1130 [ 59.963324] ? ext4_orphan_del+0xec0/0xec0 [ 59.967558] ? security_inode_permission+0xd2/0x100 [ 59.972573] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 59.978108] ? security_inode_symlink+0xde/0x110 [ 59.982861] vfs_symlink+0x37a/0x5d0 [ 59.986570] do_symlinkat+0x242/0x2d0 [ 59.990369] ? __ia32_sys_unlink+0x50/0x50 [ 59.994611] ? entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 59.999969] ? __bpf_trace_preemptirq_template+0x30/0x30 [ 60.005446] __x64_sys_symlink+0x59/0x80 [ 60.009508] do_syscall_64+0x1b9/0x820 [ 60.013402] ? entry_SYSCALL_64_after_hwframe+0x3e/0xbe [ 60.018765] ? syscall_return_slowpath+0x5e0/0x5e0 [ 60.023690] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.028531] ? trace_hardirqs_on_caller+0x310/0x310 [ 60.033545] ? prepare_exit_to_usermode+0x3b0/0x3b0 [ 60.038557] ? __sanitizer_cov_trace_const_cmp4+0x16/0x20 [ 60.044087] ? prepare_exit_to_usermode+0x291/0x3b0 [ 60.049103] ? trace_hardirqs_off_thunk+0x1a/0x1c [ 60.053951] entry_SYSCALL_64_after_hwframe+0x49/0xbe [ 60.059130] RIP: 0033:0x4572a7 [ 60.062322] Code: 64 8b 5d 00 e9 14 fd ff ff 4c 8b 74 24 30 64 c7 45 00 22 00 00 00 bb 22 00 00 00 e9 fd fc ff ff 0f 1f 00 b8 58 00 00 00 0f 05 <48> 3d 01 f0 ff ff 0f 83 bd b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 [ 60.081213] RSP: 002b:00007ffd57c0eb58 EFLAGS: 00000202 ORIG_RAX: 0000000000000058 [ 60.088927] RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00000000004572a7 [ 60.096190] RDX: 00007ffd57c0ebd7 RSI: 00000000004bcfd0 RDI: 00007ffd57c0ebc0 [ 60.103457] RBP: 0000000000000000 R08: 0000000000000000 R09: 0000000000000017 [ 60.110721] R10: 0000000000000075 R11: 0000000000000202 R12: 0000000000000000 [ 60.117985] R13: 0000000000000001 R14: 0000000000000006 R15: 0000000000000002 [ 60.126190] Kernel Offset: disabled [ 60.129809] Rebooting in 86400 seconds..