Warning: Permanently added '10.128.1.8' (ED25519) to the list of known hosts. 2024/03/27 01:36:23 ignoring optional flag "sandboxArg"="0" 2024/03/27 01:36:23 parsed 1 programs [ 1069.005287][ T28] audit: type=1400 audit(1711503383.314:68): avc: denied { getattr } for pid=1329 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1069.028818][ T28] audit: type=1400 audit(1711503383.314:69): avc: denied { read } for pid=1329 comm="syz-execprog" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1069.051090][ T28] audit: type=1400 audit(1711503383.314:70): avc: denied { open } for pid=1329 comm="syz-execprog" path="user:[4026531837]" dev="nsfs" ino=4026531837 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:nsfs_t tclass=file permissive=1 [ 1069.051784][ T1335] cgroup: Unknown subsys name 'net' [ 1069.074779][ T28] audit: type=1400 audit(1711503383.334:71): avc: denied { read } for pid=1329 comm="syz-execprog" name="raw-gadget" dev="devtmpfs" ino=166 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 1069.102412][ T28] audit: type=1400 audit(1711503383.334:72): avc: denied { open } for pid=1329 comm="syz-execprog" path="/dev/raw-gadget" dev="devtmpfs" ino=166 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 1069.102929][ T1335] cgroup: Unknown subsys name 'devices' [ 1069.126313][ T28] audit: type=1400 audit(1711503383.354:73): avc: denied { mounton } for pid=1335 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=1927 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 1069.154193][ T28] audit: type=1400 audit(1711503383.354:74): avc: denied { mount } for pid=1335 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 1069.176495][ T28] audit: type=1400 audit(1711503383.384:75): avc: denied { unmount } for pid=1335 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 1069.286695][ T1335] cgroup: Unknown subsys name 'hugetlb' [ 1069.292408][ T1335] cgroup: Unknown subsys name 'rlimit' [ 1069.397155][ T28] audit: type=1400 audit(1711503383.704:76): avc: denied { mounton } for pid=1335 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 1069.422517][ T28] audit: type=1400 audit(1711503383.724:77): avc: denied { mount } for pid=1335 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1 [ 1069.457405][ T1337] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). 2024/03/27 01:36:23 executed programs: 0 [ 1069.537906][ T1335] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 1070.152189][ T1349] bridge0: port 1(bridge_slave_0) entered blocking state [ 1070.159256][ T1349] bridge0: port 1(bridge_slave_0) entered disabled state [ 1070.167329][ T1349] device bridge_slave_0 entered promiscuous mode [ 1070.174306][ T1351] bridge0: port 1(bridge_slave_0) entered blocking state [ 1070.181172][ T1351] bridge0: port 1(bridge_slave_0) entered disabled state [ 1070.189120][ T1351] device bridge_slave_0 entered promiscuous mode [ 1070.215090][ T1350] bridge0: port 1(bridge_slave_0) entered blocking state [ 1070.222088][ T1350] bridge0: port 1(bridge_slave_0) entered disabled state [ 1070.229893][ T1350] device bridge_slave_0 entered promiscuous mode [ 1070.237310][ T1349] bridge0: port 2(bridge_slave_1) entered blocking state [ 1070.244487][ T1349] bridge0: port 2(bridge_slave_1) entered disabled state [ 1070.252710][ T1349] device bridge_slave_1 entered promiscuous mode [ 1070.259183][ T1351] bridge0: port 2(bridge_slave_1) entered blocking state [ 1070.266430][ T1351] bridge0: port 2(bridge_slave_1) entered disabled state [ 1070.274648][ T1351] device bridge_slave_1 entered promiscuous mode [ 1070.299621][ T1350] bridge0: port 2(bridge_slave_1) entered blocking state [ 1070.307352][ T1350] bridge0: port 2(bridge_slave_1) entered disabled state [ 1070.315743][ T1350] device bridge_slave_1 entered promiscuous mode [ 1070.340822][ T1352] bridge0: port 1(bridge_slave_0) entered blocking state [ 1070.348013][ T1352] bridge0: port 1(bridge_slave_0) entered disabled state [ 1070.356173][ T1352] device bridge_slave_0 entered promiscuous mode [ 1070.363258][ T1354] bridge0: port 1(bridge_slave_0) entered blocking state [ 1070.370212][ T1354] bridge0: port 1(bridge_slave_0) entered disabled state [ 1070.378822][ T1354] device bridge_slave_0 entered promiscuous mode [ 1070.413835][ T1352] bridge0: port 2(bridge_slave_1) entered blocking state [ 1070.420742][ T1352] bridge0: port 2(bridge_slave_1) entered disabled state [ 1070.428737][ T1352] device bridge_slave_1 entered promiscuous mode [ 1070.435357][ T1354] bridge0: port 2(bridge_slave_1) entered blocking state [ 1070.442324][ T1354] bridge0: port 2(bridge_slave_1) entered disabled state [ 1070.450115][ T1354] device bridge_slave_1 entered promiscuous mode [ 1071.290267][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1071.298173][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1071.328937][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1071.337640][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1071.347404][ T1336] bridge0: port 1(bridge_slave_0) entered blocking state [ 1071.354323][ T1336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1071.361891][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1071.370474][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1071.379682][ T1336] bridge0: port 2(bridge_slave_1) entered blocking state [ 1071.386680][ T1336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1071.394118][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1071.402288][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1071.409974][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1071.437950][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1071.446908][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1071.455759][ T1336] bridge0: port 1(bridge_slave_0) entered blocking state [ 1071.462704][ T1336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1071.470197][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1071.478384][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1071.486401][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1071.494870][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1071.503301][ T1336] bridge0: port 1(bridge_slave_0) entered blocking state [ 1071.510169][ T1336] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1071.517695][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1071.526306][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1071.534821][ T1336] bridge0: port 2(bridge_slave_1) entered blocking state [ 1071.541822][ T1336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1071.564645][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1071.573466][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1071.581572][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1071.590087][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1071.598619][ T1336] bridge0: port 2(bridge_slave_1) entered blocking state [ 1071.605548][ T1336] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1071.644763][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1071.652495][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1071.660104][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1071.669453][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1071.677994][ T24] bridge0: port 1(bridge_slave_0) entered blocking state [ 1071.685369][ T24] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1071.693404][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1071.702068][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1071.710225][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 1071.717958][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 1071.725974][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1071.734546][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1071.742745][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1071.751005][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1071.759710][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1071.789662][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 1071.798516][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 1071.807281][ T1355] bridge0: port 1(bridge_slave_0) entered blocking state [ 1071.814446][ T1355] bridge0: port 1(bridge_slave_0) entered forwarding state [ 1071.821868][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1071.830160][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1071.839765][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1071.848140][ T1355] bridge0: port 2(bridge_slave_1) entered blocking state [ 1071.855047][ T1355] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1071.862441][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 1071.871050][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 1071.879653][ T1355] bridge0: port 2(bridge_slave_1) entered blocking state [ 1071.886547][ T1355] bridge0: port 2(bridge_slave_1) entered forwarding state [ 1071.893931][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 1071.902333][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1071.941885][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 1071.949881][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 1071.959483][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1072.004541][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1072.015761][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1072.025239][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1072.033752][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 1072.042995][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 1072.058010][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1072.066206][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1072.081565][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1072.089279][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1072.097764][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1072.106426][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1072.122859][ T1349] device veth0_vlan entered promiscuous mode [ 1072.151387][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1072.160133][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1072.169337][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1072.177913][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1072.188488][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1072.196777][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1072.212440][ T1350] device veth0_vlan entered promiscuous mode [ 1072.224217][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1072.232769][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1072.242448][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1072.249991][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1072.271946][ T1354] device veth0_vlan entered promiscuous mode [ 1072.285869][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1072.294806][ T1355] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1072.327300][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1072.335381][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1072.346200][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 1072.356374][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 1072.365298][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 1072.373840][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 1072.383709][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1072.391888][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1072.399846][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 1072.407916][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 1072.422420][ T1349] device veth1_macvtap entered promiscuous mode [ 1072.432628][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1072.441523][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1072.449945][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1072.458239][ T1352] device veth0_vlan entered promiscuous mode [ 1072.481101][ T1351] device veth0_vlan entered promiscuous mode [ 1072.502776][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1072.511198][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1072.519847][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1072.529226][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1072.540723][ T1352] device veth1_macvtap entered promiscuous mode [ 1072.551665][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1072.559590][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1072.568473][ T19] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1072.584761][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1072.593339][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1072.604316][ T1350] device veth1_macvtap entered promiscuous mode [ 1072.615109][ T1354] device veth1_macvtap entered promiscuous mode [ 1072.630423][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1072.639000][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1072.647234][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1072.656195][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1072.665588][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1072.674513][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1072.690052][ T1351] device veth1_macvtap entered promiscuous mode [ 1072.714161][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 1072.722744][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 1072.733154][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 1072.740911][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1072.749677][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1072.758641][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1072.767345][ T1336] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1072.790645][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1072.799318][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1072.829609][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1072.838346][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1072.847739][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 1072.856449][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 1072.865789][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1072.875243][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 1072.884346][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 1072.893314][ T24] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2024/03/27 01:36:28 executed programs: 135 2024/03/27 01:36:33 executed programs: 613 [ 1180.151193][ C1] rcu: INFO: rcu_preempt self-detected stall on CPU [ 1180.157801][ C1] rcu: 1-...!: (10000 ticks this GP) idle=720c/1/0x4000000000000000 softirq=10494/10494 fqs=0 [ 1180.167925][ C1] (t=10000 jiffies g=13849 q=3105 ncpus=2) [ 1180.173652][ C1] rcu: rcu_preempt kthread timer wakeup didn't happen for 9999 jiffies! g13849 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 [ 1180.185715][ C1] rcu: Possible timer handling issue on cpu=1 timer-softirq=5725 [ 1180.193351][ C1] rcu: rcu_preempt kthread starved for 10000 jiffies! g13849 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1 [ 1180.204549][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 1180.214380][ C1] rcu: RCU grace-period kthread stack dump: [ 1180.220089][ C1] task:rcu_preempt state:I stack:27720 pid:14 ppid:2 flags:0x00004000 [ 1180.229117][ C1] Call Trace: [ 1180.232239][ C1] [ 1180.235018][ C1] __schedule+0xca7/0x1550 [ 1180.239268][ C1] ? update_load_avg+0x513/0x1530 [ 1180.244137][ C1] ? __sched_text_start+0x8/0x8 [ 1180.248852][ C1] ? __kasan_check_write+0x14/0x20 [ 1180.253947][ C1] schedule+0xc3/0x180 [ 1180.257849][ C1] schedule_timeout+0x18c/0x380 [ 1180.262532][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 1180.267568][ C1] ? console_conditional_schedule+0x10/0x10 [ 1180.273308][ C1] ? update_process_times+0x1b0/0x1b0 [ 1180.278509][ C1] ? prepare_to_swait_event+0x308/0x320 [ 1180.283898][ C1] rcu_gp_fqs_loop+0x2ed/0x1060 [ 1180.288585][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 1180.293607][ C1] ? rcu_gp_init+0xc7f/0xf80 [ 1180.298036][ C1] ? rcu_gp_init+0xf80/0xf80 [ 1180.302467][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 1180.308111][ C1] ? finish_swait+0x17d/0x1b0 [ 1180.312706][ C1] rcu_gp_kthread+0xa3/0x390 [ 1180.317258][ C1] ? queued_spin_lock_slowpath+0x50/0x50 [ 1180.322723][ C1] ? set_cpus_allowed_ptr+0xa4/0xe0 [ 1180.327760][ C1] ? __kasan_check_read+0x11/0x20 [ 1180.332622][ C1] ? __kthread_parkme+0x12d/0x180 [ 1180.337742][ C1] kthread+0x26d/0x300 [ 1180.341646][ C1] ? queued_spin_lock_slowpath+0x50/0x50 [ 1180.347115][ C1] ? kthread_blkcg+0xd0/0xd0 [ 1180.351552][ C1] ret_from_fork+0x1f/0x30 [ 1180.355894][ C1] [ 1180.358770][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 1180.364924][ C1] CPU: 1 PID: 3394 Comm: syz-executor.3 Not tainted 6.1.68-syzkaller-00096-geef3b6e52937 #0 [ 1180.374811][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 1180.384707][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 1180.390616][ C1] Code: 84 00 00 00 00 00 0f 1f 40 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 24 90 d9 05 48 89 de e8 e4 16 46 00 5b 5d c3 cc <55> 48 89 e5 48 8b 45 08 65 48 8b 0d a0 fc 8c 7e 65 8b 15 a1 fc 8c [ 1180.410146][ C1] RSP: 0018:ffffc9000282e9d8 EFLAGS: 00000246 [ 1180.416038][ C1] RAX: 1ffff11024adfd28 RBX: ffff88811beea0c4 RCX: 0000000000000001 [ 1180.423854][ C1] RDX: ffff88811c4a2880 RSI: 00000000d6b4fa0b RDI: 0000000000000000 [ 1180.431662][ C1] RBP: ffffc9000282ec30 R08: ffffffff84da50fb R09: 0000000000000003 [ 1180.439474][ C1] R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 [ 1180.447284][ C1] R13: ffffc9000282ede0 R14: 00000000d6b4fa0b R15: ffffc9000282ede0 [ 1180.455100][ C1] FS: 00007f256d9c66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1180.463867][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1180.470290][ C1] CR2: 00007fe67c702542 CR3: 00000001119a1000 CR4: 00000000003506a0 [ 1180.478102][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1180.485912][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1180.493724][ C1] Call Trace: [ 1180.497632][ C1] [ 1180.500321][ C1] ? show_regs+0x58/0x60 [ 1180.504403][ C1] ? dump_cpu_task+0x3c/0x70 [ 1180.508913][ C1] ? rcu_check_gp_kthread_starvation+0x1d1/0x240 [ 1180.515078][ C1] ? rcu_check_gp_kthread_expired_fqs_timer+0x18e/0x230 [ 1180.521851][ C1] ? print_cpu_stall+0x2f3/0x590 [ 1180.526622][ C1] ? rcu_sched_clock_irq+0x987/0x1330 [ 1180.531833][ C1] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0 [ 1180.537819][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 1180.542852][ C1] ? update_wall_time+0x25/0x30 [ 1180.547628][ C1] ? update_process_times+0x149/0x1b0 [ 1180.552838][ C1] ? tick_sched_timer+0x188/0x240 [ 1180.557703][ C1] ? tick_setup_sched_timer+0x490/0x490 [ 1180.563077][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 1180.568293][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 1180.573232][ C1] ? clockevents_program_event+0x22f/0x300 [ 1180.578877][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 1180.584780][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 1180.589740][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 1180.595631][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 1180.601289][ C1] [ 1180.604047][ C1] [ 1180.606824][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 1180.612829][ C1] ? tipc_sk_rcv+0x2cb/0x1c40 [ 1180.617329][ C1] ? audit_tree_destroy_watch+0x20/0x20 [ 1180.622954][ C1] ? tipc_sk_rcv+0x431/0x1c40 [ 1180.627474][ C1] ? __stack_depot_save+0x419/0x480 [ 1180.632512][ C1] ? ____kasan_slab_free+0x131/0x180 [ 1180.637621][ C1] ? kmem_cache_free+0x291/0x510 [ 1180.642394][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1180.647107][ C1] ? tipc_sk_filter_rcv+0x194e/0x3390 [ 1180.652288][ C1] ? tipc_sk_rcv+0x815/0x1c40 [ 1180.656815][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1180.661599][ C1] ? ____fput+0x15/0x20 [ 1180.665615][ C1] ? task_work_run+0x24d/0x2e0 [ 1180.670254][ C1] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 1180.675812][ C1] ? __skb_queue_purge+0x180/0x180 [ 1180.680770][ C1] tipc_node_xmit+0x34e/0xe40 [ 1180.685274][ C1] ? debug_smp_processor_id+0x17/0x20 [ 1180.690485][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 1180.695694][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1180.701077][ C1] ? __kasan_slab_free+0x11/0x20 [ 1180.705843][ C1] ? kmem_cache_free+0x291/0x510 [ 1180.710620][ C1] ? kfree_skbmem+0x104/0x170 [ 1180.715148][ C1] tipc_node_xmit_skb+0x153/0x1b0 [ 1180.719994][ C1] ? tipc_msg_reverse+0x6e3/0x990 [ 1180.724857][ C1] ? __skb_queue_purge+0x180/0x180 [ 1180.729810][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 1180.734667][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1180.739872][ C1] tipc_sk_rcv+0x1787/0x1c40 [ 1180.744300][ C1] ? __schedule+0xcaf/0x1550 [ 1180.748743][ C1] ? __kasan_check_read+0x11/0x20 [ 1180.753588][ C1] ? __skb_queue_purge+0x180/0x180 [ 1180.758536][ C1] ? preempt_schedule+0xd9/0xe0 [ 1180.763242][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 1180.768697][ C1] tipc_node_xmit+0x34e/0xe40 [ 1180.773202][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 1180.778063][ C1] ? kernel_text_address+0xa9/0xe0 [ 1180.783011][ C1] ? __kernel_text_address+0xd/0x40 [ 1180.788043][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1180.793429][ C1] ? arch_stack_walk+0xf3/0x140 [ 1180.798134][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 1180.803289][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 1180.808027][ C1] ? __kasan_check_write+0x14/0x20 [ 1180.812976][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 1180.817842][ C1] tipc_sk_rcv+0x815/0x1c40 [ 1180.822193][ C1] ? __skb_queue_purge+0x180/0x180 [ 1180.827123][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1180.832351][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 1180.837545][ C1] tipc_node_xmit+0x34e/0xe40 [ 1180.842058][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1180.847447][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 1180.852475][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 1180.857508][ C1] ? __kasan_check_write+0x14/0x20 [ 1180.862452][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 1180.867749][ C1] ? __tipc_shutdown+0x1100/0x1520 [ 1180.872876][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 1180.877822][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 1180.882610][ C1] __release_sock+0x145/0x410 [ 1180.887109][ C1] release_sock+0x65/0x1b0 [ 1180.891376][ C1] tipc_release+0xf10/0x1310 [ 1180.895793][ C1] ? tipc_sock_destruct+0x190/0x190 [ 1180.900827][ C1] sock_close+0xdf/0x270 [ 1180.904986][ C1] ? sock_mmap+0xa0/0xa0 [ 1180.909061][ C1] __fput+0x3ab/0x870 [ 1180.912902][ C1] ____fput+0x15/0x20 [ 1180.916702][ C1] task_work_run+0x24d/0x2e0 [ 1180.921127][ C1] ? __kasan_check_write+0x14/0x20 [ 1180.926075][ C1] ? task_work_cancel+0x2b0/0x2b0 [ 1180.930939][ C1] ? filp_close+0x105/0x150 [ 1180.935277][ C1] exit_to_user_mode_loop+0x94/0xa0 [ 1180.940308][ C1] exit_to_user_mode_prepare+0x5a/0xa0 [ 1180.945605][ C1] syscall_exit_to_user_mode+0x26/0x140 [ 1180.950988][ C1] do_syscall_64+0x49/0xb0 [ 1180.955239][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1180.960968][ C1] RIP: 0033:0x7f256cc7dda9 [ 1180.965232][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 1180.984811][ C1] RSP: 002b:00007f256d9c60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1180.993057][ C1] RAX: 0000000000000000 RBX: 00007f256cdabf80 RCX: 00007f256cc7dda9 [ 1181.000859][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 1181.008678][ C1] RBP: 00007f256ccca47a R08: 0000000000000000 R09: 0000000000000000 [ 1181.016482][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1181.024294][ C1] R13: 000000000000000b R14: 00007f256cdabf80 R15: 00007ffdf8b42d58 [ 1181.032112][ C1] [ 1181.034984][ C1] CPU: 1 PID: 3394 Comm: syz-executor.3 Not tainted 6.1.68-syzkaller-00096-geef3b6e52937 #0 [ 1181.044951][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 1181.054847][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x0/0x60 [ 1181.060747][ C1] Code: 84 00 00 00 00 00 0f 1f 40 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d 24 90 d9 05 48 89 de e8 e4 16 46 00 5b 5d c3 cc <55> 48 89 e5 48 8b 45 08 65 48 8b 0d a0 fc 8c 7e 65 8b 15 a1 fc 8c [ 1181.080376][ C1] RSP: 0018:ffffc9000282e9d8 EFLAGS: 00000246 [ 1181.086269][ C1] RAX: 1ffff11024adfd28 RBX: ffff88811beea0c4 RCX: 0000000000000001 [ 1181.094078][ C1] RDX: ffff88811c4a2880 RSI: 00000000d6b4fa0b RDI: 0000000000000000 [ 1181.101889][ C1] RBP: ffffc9000282ec30 R08: ffffffff84da50fb R09: 0000000000000003 [ 1181.109723][ C1] R10: ffffffffffffffff R11: dffffc0000000001 R12: dffffc0000000000 [ 1181.117678][ C1] R13: ffffc9000282ede0 R14: 00000000d6b4fa0b R15: ffffc9000282ede0 [ 1181.125475][ C1] FS: 00007f256d9c66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1181.134251][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1181.140675][ C1] CR2: 00007fe67c702542 CR3: 00000001119a1000 CR4: 00000000003506a0 [ 1181.148493][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1181.156321][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1181.164106][ C1] Call Trace: [ 1181.167252][ C1] [ 1181.169922][ C1] ? show_regs+0x58/0x60 [ 1181.174779][ C1] ? dump_cpu_task+0x3c/0x70 [ 1181.179208][ C1] ? rcu_dump_cpu_stacks+0x1db/0x370 [ 1181.184332][ C1] ? print_cpu_stall+0x2f8/0x590 [ 1181.189103][ C1] ? rcu_sched_clock_irq+0x987/0x1330 [ 1181.194312][ C1] ? rcu_boost_kthread_setaffinity+0x5a0/0x5a0 [ 1181.200298][ C1] ? hrtimer_run_queues+0x15f/0x440 [ 1181.205354][ C1] ? update_wall_time+0x25/0x30 [ 1181.210024][ C1] ? update_process_times+0x149/0x1b0 [ 1181.215239][ C1] ? tick_sched_timer+0x188/0x240 [ 1181.220087][ C1] ? tick_setup_sched_timer+0x490/0x490 [ 1181.225472][ C1] ? __hrtimer_run_queues+0x41a/0xad0 [ 1181.230686][ C1] ? hrtimer_interrupt+0xaa0/0xaa0 [ 1181.235628][ C1] ? clockevents_program_event+0x22f/0x300 [ 1181.241276][ C1] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 1181.247174][ C1] ? hrtimer_interrupt+0x40c/0xaa0 [ 1181.252130][ C1] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 1181.258023][ C1] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 1181.263666][ C1] [ 1181.266438][ C1] [ 1181.269217][ C1] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 1181.275210][ C1] ? tipc_sk_rcv+0x2cb/0x1c40 [ 1181.279904][ C1] ? audit_tree_destroy_watch+0x20/0x20 [ 1181.285298][ C1] ? tipc_sk_rcv+0x431/0x1c40 [ 1181.289789][ C1] ? __stack_depot_save+0x419/0x480 [ 1181.294827][ C1] ? ____kasan_slab_free+0x131/0x180 [ 1181.299997][ C1] ? kmem_cache_free+0x291/0x510 [ 1181.304718][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1181.309406][ C1] ? tipc_sk_filter_rcv+0x194e/0x3390 [ 1181.314699][ C1] ? tipc_sk_rcv+0x815/0x1c40 [ 1181.319212][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1181.323919][ C1] ? ____fput+0x15/0x20 [ 1181.327893][ C1] ? task_work_run+0x24d/0x2e0 [ 1181.332496][ C1] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 1181.337966][ C1] ? __skb_queue_purge+0x180/0x180 [ 1181.342923][ C1] tipc_node_xmit+0x34e/0xe40 [ 1181.347603][ C1] ? debug_smp_processor_id+0x17/0x20 [ 1181.352814][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 1181.358192][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1181.363574][ C1] ? __kasan_slab_free+0x11/0x20 [ 1181.368348][ C1] ? kmem_cache_free+0x291/0x510 [ 1181.373121][ C1] ? kfree_skbmem+0x104/0x170 [ 1181.377644][ C1] tipc_node_xmit_skb+0x153/0x1b0 [ 1181.382493][ C1] ? tipc_msg_reverse+0x6e3/0x990 [ 1181.387353][ C1] ? __skb_queue_purge+0x180/0x180 [ 1181.392308][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 1181.397259][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1181.402517][ C1] tipc_sk_rcv+0x1787/0x1c40 [ 1181.406901][ C1] ? __schedule+0xcaf/0x1550 [ 1181.411335][ C1] ? __kasan_check_read+0x11/0x20 [ 1181.416170][ C1] ? __skb_queue_purge+0x180/0x180 [ 1181.421118][ C1] ? preempt_schedule+0xd9/0xe0 [ 1181.425809][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 1181.431368][ C1] tipc_node_xmit+0x34e/0xe40 [ 1181.435961][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 1181.440830][ C1] ? kernel_text_address+0xa9/0xe0 [ 1181.445869][ C1] ? __kernel_text_address+0xd/0x40 [ 1181.450899][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1181.456295][ C1] ? arch_stack_walk+0xf3/0x140 [ 1181.460977][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 1181.466140][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 1181.470976][ C1] ? __kasan_check_write+0x14/0x20 [ 1181.475898][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 1181.480763][ C1] tipc_sk_rcv+0x815/0x1c40 [ 1181.485122][ C1] ? __skb_queue_purge+0x180/0x180 [ 1181.490049][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1181.495255][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 1181.500470][ C1] tipc_node_xmit+0x34e/0xe40 [ 1181.504984][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1181.510633][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 1181.515666][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 1181.520697][ C1] ? __kasan_check_write+0x14/0x20 [ 1181.525637][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 1181.530936][ C1] ? __tipc_shutdown+0x1100/0x1520 [ 1181.535886][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 1181.540849][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 1181.545612][ C1] __release_sock+0x145/0x410 [ 1181.550122][ C1] release_sock+0x65/0x1b0 [ 1181.554372][ C1] tipc_release+0xf10/0x1310 [ 1181.558801][ C1] ? tipc_sock_destruct+0x190/0x190 [ 1181.563924][ C1] sock_close+0xdf/0x270 [ 1181.567999][ C1] ? sock_mmap+0xa0/0xa0 [ 1181.572078][ C1] __fput+0x3ab/0x870 [ 1181.575900][ C1] ____fput+0x15/0x20 [ 1181.579714][ C1] task_work_run+0x24d/0x2e0 [ 1181.584152][ C1] ? __kasan_check_write+0x14/0x20 [ 1181.589092][ C1] ? task_work_cancel+0x2b0/0x2b0 [ 1181.594045][ C1] ? filp_close+0x105/0x150 [ 1181.598392][ C1] exit_to_user_mode_loop+0x94/0xa0 [ 1181.603411][ C1] exit_to_user_mode_prepare+0x5a/0xa0 [ 1181.608711][ C1] syscall_exit_to_user_mode+0x26/0x140 [ 1181.614088][ C1] do_syscall_64+0x49/0xb0 [ 1181.618339][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1181.624158][ C1] RIP: 0033:0x7f256cc7dda9 [ 1181.628407][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 1181.647850][ C1] RSP: 002b:00007f256d9c60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1181.656094][ C1] RAX: 0000000000000000 RBX: 00007f256cdabf80 RCX: 00007f256cc7dda9 [ 1181.663911][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 1181.671720][ C1] RBP: 00007f256ccca47a R08: 0000000000000000 R09: 0000000000000000 [ 1181.679619][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1181.687435][ C1] R13: 000000000000000b R14: 00007f256cdabf80 R15: 00007ffdf8b42d58 [ 1181.695254][ C1] [ 1211.092353][ C0] watchdog: BUG: soft lockup - CPU#0 stuck for 123s! [syz-executor.3:3393] [ 1211.100824][ C0] Modules linked in: [ 1211.104559][ C0] CPU: 0 PID: 3393 Comm: syz-executor.3 Not tainted 6.1.68-syzkaller-00096-geef3b6e52937 #0 [ 1211.114448][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 1211.124342][ C0] RIP: 0010:kvm_wait+0x147/0x180 [ 1211.129118][ C0] Code: 4c 89 e8 48 c1 e8 03 42 0f b6 04 20 84 c0 44 8b 74 24 1c 75 34 41 0f b6 45 00 44 38 f0 75 10 66 90 0f 00 2d 7b 10 11 04 fb f4 24 ff ff ff fb e9 1e ff ff ff 44 89 e9 80 e1 07 38 c1 7c a3 4c [ 1211.148995][ C0] RSP: 0018:ffffc90002857860 EFLAGS: 00000246 [ 1211.154901][ C0] RAX: 0000000000000003 RBX: 1ffff9200050af10 RCX: ffffffff84ff1d4c [ 1211.162704][ C0] RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffff888125d09998 [ 1211.170516][ C0] RBP: ffffc90002857910 R08: dffffc0000000000 R09: ffffed1024ba1334 [ 1211.178335][ C0] R10: 0000000000000000 R11: dffffc0000000001 R12: dffffc0000000000 [ 1211.186243][ C0] R13: ffff888125d09998 R14: 0000000000000003 R15: 1ffff9200050af14 [ 1211.194151][ C0] FS: 0000555555ae6480(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 1211.202913][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1211.209337][ C0] CR2: 000055eee91d2178 CR3: 00000001119a1000 CR4: 00000000003506b0 [ 1211.217156][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1211.224962][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1211.232949][ C0] Call Trace: [ 1211.236069][ C0] [ 1211.238762][ C0] ? show_regs+0x58/0x60 [ 1211.242841][ C0] ? watchdog_timer_fn+0x4b1/0x5f0 [ 1211.247893][ C0] ? proc_watchdog_cpumask+0xf0/0xf0 [ 1211.253008][ C0] ? __hrtimer_run_queues+0x41a/0xad0 [ 1211.258235][ C0] ? hrtimer_interrupt+0xaa0/0xaa0 [ 1211.263163][ C0] ? clockevents_program_event+0x22f/0x300 [ 1211.268808][ C0] ? ktime_get_update_offsets_now+0x2ba/0x2d0 [ 1211.274708][ C0] ? hrtimer_interrupt+0x40c/0xaa0 [ 1211.279669][ C0] ? __sysvec_apic_timer_interrupt+0xfd/0x3c0 [ 1211.285560][ C0] ? sysvec_apic_timer_interrupt+0x95/0xc0 [ 1211.291206][ C0] [ 1211.293976][ C0] [ 1211.296761][ C0] ? asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 1211.302751][ C0] ? __pv_queued_spin_lock_slowpath+0x67c/0xda0 [ 1211.308822][ C0] ? kvm_wait+0x147/0x180 [ 1211.312988][ C0] ? kvm_arch_para_hints+0x30/0x30 [ 1211.317938][ C0] ? pv_hash+0x86/0x150 [ 1211.321936][ C0] __pv_queued_spin_lock_slowpath+0x6de/0xda0 [ 1211.327842][ C0] ? __pv_queued_spin_unlock_slowpath+0x310/0x310 [ 1211.334094][ C0] _raw_spin_lock_bh+0x139/0x1b0 [ 1211.338857][ C0] ? _raw_spin_lock_irq+0x1b0/0x1b0 [ 1211.343901][ C0] ? __stack_depot_save+0x36/0x480 [ 1211.348842][ C0] lock_sock_nested+0x92/0x300 [ 1211.353443][ C0] ? sock_init_data+0xc0/0xc0 [ 1211.357947][ C0] ? __kasan_record_aux_stack+0xb4/0xc0 [ 1211.363418][ C0] ? task_work_add+0x87/0x3a0 [ 1211.367927][ C0] ? fput+0xea/0x1b0 [ 1211.371666][ C0] ? filp_close+0x105/0x150 [ 1211.376002][ C0] ? close_fd+0x287/0x2f0 [ 1211.380171][ C0] ? entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1211.386092][ C0] tipc_release+0xc0/0x1310 [ 1211.390429][ C0] ? rwsem_write_trylock+0x15b/0x290 [ 1211.395536][ C0] ? tipc_sock_destruct+0x190/0x190 [ 1211.400594][ C0] sock_close+0xdf/0x270 [ 1211.404652][ C0] ? sock_mmap+0xa0/0xa0 [ 1211.408731][ C0] __fput+0x3ab/0x870 [ 1211.412554][ C0] ____fput+0x15/0x20 [ 1211.416365][ C0] task_work_run+0x24d/0x2e0 [ 1211.420798][ C0] ? __kasan_check_write+0x14/0x20 [ 1211.425758][ C0] ? task_work_cancel+0x2b0/0x2b0 [ 1211.430604][ C0] ? filp_close+0x105/0x150 [ 1211.435034][ C0] exit_to_user_mode_loop+0x94/0xa0 [ 1211.440067][ C0] exit_to_user_mode_prepare+0x5a/0xa0 [ 1211.445360][ C0] syscall_exit_to_user_mode+0x26/0x140 [ 1211.450739][ C0] do_syscall_64+0x49/0xb0 [ 1211.454995][ C0] ? sysvec_apic_timer_interrupt+0x55/0xc0 [ 1211.460638][ C0] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1211.466366][ C0] RIP: 0033:0x7f256cc7cc9a [ 1211.470631][ C0] Code: 48 3d 00 f0 ff ff 77 48 c3 0f 1f 80 00 00 00 00 48 83 ec 18 89 7c 24 0c e8 03 7f 02 00 8b 7c 24 0c 89 c2 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 36 89 d7 89 44 24 0c e8 63 7f 02 00 8b 44 24 [ 1211.490074][ C0] RSP: 002b:00007ffdf8b42e20 EFLAGS: 00000293 ORIG_RAX: 0000000000000003 [ 1211.498302][ C0] RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f256cc7cc9a [ 1211.506114][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000003 [ 1211.514018][ C0] RBP: 00007f256cdad980 R08: 0000001b30060000 R09: 00007ffdf8b550b0 [ 1211.521831][ C0] R10: 000000000000a896 R11: 0000000000000293 R12: 0000000000107e77 [ 1211.529637][ C0] R13: ffffffffffffffff R14: 00007f256c800000 R15: 0000000000107b36 [ 1211.537465][ C0] [ 1211.540318][ C0] Sending NMI from CPU 0 to CPUs 1: [ 1211.545360][ C1] NMI backtrace for cpu 1 [ 1211.545380][ C1] CPU: 1 PID: 3394 Comm: syz-executor.3 Not tainted 6.1.68-syzkaller-00096-geef3b6e52937 #0 [ 1211.545428][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/29/2024 [ 1211.545453][ C1] RIP: 0010:__local_bh_enable_ip+0x0/0x80 [ 1211.545515][ C1] Code: 05 2d 78 bc 7e a9 00 00 0f 00 75 14 65 8b 05 1f 78 bc 7e 65 81 05 14 78 bc 7e 00 fe ff ff 5d c3 0f 0b eb e8 66 0f 1f 44 00 00 <55> 48 89 e5 65 8b 05 fd 77 bc 7e a9 00 00 0f 00 75 5a 65 8b 05 ef [ 1211.545553][ C1] RSP: 0018:ffffc9000282e938 EFLAGS: 00000206 [ 1211.545590][ C1] RAX: 0000000000000004 RBX: 1ffff92000505d2c RCX: ffffc9000282e903 [ 1211.545624][ C1] RDX: 0000000000000000 RSI: 0000000000000201 RDI: ffffffff84da52b3 [ 1211.545655][ C1] RBP: ffffc9000282e9d0 R08: dffffc0000000000 R09: ffffed1024ba1334 [ 1211.545691][ C1] R10: 0000000000000000 R11: dffffc0000000001 R12: 1ffff92000505d28 [ 1211.545731][ C1] R13: ffff888125d09998 R14: 0000000000040003 R15: dffffc0000000000 [ 1211.545766][ C1] FS: 00007f256d9c66c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 1211.545808][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1211.545842][ C1] CR2: 00007fe67c702542 CR3: 00000001119a1000 CR4: 00000000003506a0 [ 1211.545878][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 1211.545906][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 1211.545936][ C1] Call Trace: [ 1211.545948][ C1] [ 1211.545962][ C1] ? show_regs+0x58/0x60 [ 1211.546008][ C1] ? nmi_cpu_backtrace+0x285/0x2f0 [ 1211.546063][ C1] ? nmi_trigger_cpumask_backtrace+0x3c0/0x3c0 [ 1211.546124][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546178][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546233][ C1] ? nmi_cpu_backtrace_handler+0xc/0x20 [ 1211.546289][ C1] ? nmi_handle+0xa7/0x280 [ 1211.546339][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546395][ C1] ? default_do_nmi+0x69/0x160 [ 1211.546442][ C1] ? exc_nmi+0xaf/0x120 [ 1211.546485][ C1] ? end_repeat_nmi+0x16/0x31 [ 1211.546563][ C1] ? tipc_sk_rcv+0x483/0x1c40 [ 1211.546606][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546661][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546726][ C1] ? _local_bh_enable+0x30/0x30 [ 1211.546781][ C1] [ 1211.546794][ C1] [ 1211.546807][ C1] ? _raw_spin_trylock_bh+0xf9/0x190 [ 1211.546868][ C1] ? _raw_spin_trylock+0x1a0/0x1a0 [ 1211.546935][ C1] tipc_sk_rcv+0x483/0x1c40 [ 1211.546978][ C1] ? __stack_depot_save+0x419/0x480 [ 1211.547039][ C1] ? ____kasan_slab_free+0x131/0x180 [ 1211.547101][ C1] ? kmem_cache_free+0x291/0x510 [ 1211.547152][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1211.547221][ C1] ? tipc_sk_filter_rcv+0x194e/0x3390 [ 1211.547270][ C1] ? tipc_sk_rcv+0x815/0x1c40 [ 1211.547313][ C1] ? tipc_node_xmit+0x34e/0xe40 [ 1211.547387][ C1] ? ____fput+0x15/0x20 [ 1211.547455][ C1] ? task_work_run+0x24d/0x2e0 [ 1211.547526][ C1] ? exit_to_user_mode_prepare+0x5a/0xa0 [ 1211.547586][ C1] ? __skb_queue_purge+0x180/0x180 [ 1211.547646][ C1] tipc_node_xmit+0x34e/0xe40 [ 1211.547725][ C1] ? debug_smp_processor_id+0x17/0x20 [ 1211.547777][ C1] ? kasan_quarantine_put+0x34/0x1a0 [ 1211.547855][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1211.547931][ C1] ? __kasan_slab_free+0x11/0x20 [ 1211.547991][ C1] ? kmem_cache_free+0x291/0x510 [ 1211.548036][ C1] ? kfree_skbmem+0x104/0x170 [ 1211.548083][ C1] tipc_node_xmit_skb+0x153/0x1b0 [ 1211.548154][ C1] ? tipc_msg_reverse+0x6e3/0x990 [ 1211.548214][ C1] ? __skb_queue_purge+0x180/0x180 [ 1211.548285][ C1] ? tipc_msg_reverse+0x6f0/0x990 [ 1211.548346][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1211.548395][ C1] tipc_sk_rcv+0x1787/0x1c40 [ 1211.548441][ C1] ? __schedule+0xcaf/0x1550 [ 1211.548497][ C1] ? __kasan_check_read+0x11/0x20 [ 1211.548570][ C1] ? __skb_queue_purge+0x180/0x180 [ 1211.548614][ C1] ? preempt_schedule+0xd9/0xe0 [ 1211.548657][ C1] ? schedule_preempt_disabled+0x20/0x20 [ 1211.548723][ C1] tipc_node_xmit+0x34e/0xe40 [ 1211.548794][ C1] ? stack_trace_save+0x1c0/0x1c0 [ 1211.548843][ C1] ? kernel_text_address+0xa9/0xe0 [ 1211.548918][ C1] ? __kernel_text_address+0xd/0x40 [ 1211.548992][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1211.549066][ C1] ? arch_stack_walk+0xf3/0x140 [ 1211.549139][ C1] tipc_sk_filter_rcv+0x194e/0x3390 [ 1211.549222][ C1] ? tipc_sk_publish+0x4b0/0x4b0 [ 1211.549272][ C1] ? __kasan_check_write+0x14/0x20 [ 1211.549344][ C1] ? _raw_spin_lock_bh+0xa4/0x1b0 [ 1211.549413][ C1] tipc_sk_rcv+0x815/0x1c40 [ 1211.549477][ C1] ? __skb_queue_purge+0x180/0x180 [ 1211.549525][ C1] ? trace_tipc_sk_rej_msg+0x25/0x180 [ 1211.549574][ C1] ? tipc_sk_filter_rcv+0x30d5/0x3390 [ 1211.549631][ C1] tipc_node_xmit+0x34e/0xe40 [ 1211.549714][ C1] ? tipc_node_get_linkname+0x190/0x190 [ 1211.549801][ C1] tipc_node_distr_xmit+0x36a/0x4d0 [ 1211.549882][ C1] ? tipc_node_xmit_skb+0x1b0/0x1b0 [ 1211.549957][ C1] ? __kasan_check_write+0x14/0x20 [ 1211.550029][ C1] ? _raw_spin_lock_irqsave+0xf9/0x210 [ 1211.550090][ C1] ? __tipc_shutdown+0x1100/0x1520 [ 1211.550146][ C1] tipc_sk_backlog_rcv+0x18b/0x210 [ 1211.550199][ C1] ? tipc_sk_timeout+0xab0/0xab0 [ 1211.550257][ C1] __release_sock+0x145/0x410 [ 1211.550328][ C1] release_sock+0x65/0x1b0 [ 1211.550384][ C1] tipc_release+0xf10/0x1310 [ 1211.550441][ C1] ? tipc_sock_destruct+0x190/0x190 [ 1211.550500][ C1] sock_close+0xdf/0x270 [ 1211.550551][ C1] ? sock_mmap+0xa0/0xa0 [ 1211.550598][ C1] __fput+0x3ab/0x870 [ 1211.550674][ C1] ____fput+0x15/0x20 [ 1211.550750][ C1] task_work_run+0x24d/0x2e0 [ 1211.550822][ C1] ? __kasan_check_write+0x14/0x20 [ 1211.550897][ C1] ? task_work_cancel+0x2b0/0x2b0 [ 1211.550972][ C1] ? filp_close+0x105/0x150 [ 1211.551029][ C1] exit_to_user_mode_loop+0x94/0xa0 [ 1211.551089][ C1] exit_to_user_mode_prepare+0x5a/0xa0 [ 1211.551148][ C1] syscall_exit_to_user_mode+0x26/0x140 [ 1211.551205][ C1] do_syscall_64+0x49/0xb0 [ 1211.551276][ C1] entry_SYSCALL_64_after_hwframe+0x63/0xcd [ 1211.551345][ C1] RIP: 0033:0x7f256cc7dda9 [ 1211.551381][ C1] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 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 73 01 c3 48 c7 c1 b0 ff ff ff f7 d8 64 89 01 48 [ 1211.551418][ C1] RSP: 002b:00007f256d9c60c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000003 [ 1211.551462][ C1] RAX: 0000000000000000 RBX: 00007f256cdabf80 RCX: 00007f256cc7dda9 [ 1211.551494][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000004 [ 1211.551522][ C1] RBP: 00007f256ccca47a R08: 0000000000000000 R09: 0000000000000000 [ 1211.551552][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 1211.551580][ C1] R13: 000000000000000b R14: 00007f256cdabf80 R15: 00007ffdf8b42d58 [ 1211.551623][ C1]