Warning: Permanently added '10.128.1.193' (ED25519) to the list of known hosts. 2025/12/26 04:41:08 parsed 1 programs [ 257.583644][ T28] audit: type=1400 audit(1766724068.719:64): avc: denied { node_bind } for pid=283 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 257.604792][ T28] audit: type=1400 audit(1766724068.719:65): avc: denied { module_request } for pid=283 comm="syz-execprog" kmod="net-pf-2-proto-262-type-1" scontext=root:sysadm_r:sysadm_t tcontext=system_u:system_r:kernel_t tclass=system permissive=1 [ 258.752469][ T28] audit: type=1400 audit(1766724069.889:66): avc: denied { mounton } for pid=291 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 258.756432][ T291] cgroup: Unknown subsys name 'net' [ 258.775297][ T28] audit: type=1400 audit(1766724069.889:67): avc: denied { mount } for pid=291 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 [ 258.802595][ T28] audit: type=1400 audit(1766724069.929:68): avc: denied { unmount } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 258.803097][ T291] cgroup: Unknown subsys name 'devices' [ 258.949329][ T291] cgroup: Unknown subsys name 'hugetlb' [ 258.954988][ T291] cgroup: Unknown subsys name 'rlimit' [ 259.068934][ T28] audit: type=1400 audit(1766724070.209:69): avc: denied { setattr } for pid=291 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 259.092185][ T28] audit: type=1400 audit(1766724070.209:70): avc: denied { create } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 259.112637][ T28] audit: type=1400 audit(1766724070.209:71): avc: denied { write } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 259.132955][ T28] audit: type=1400 audit(1766724070.209:72): avc: denied { read } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 259.153346][ T28] audit: type=1400 audit(1766724070.209:73): avc: denied { mounton } for pid=291 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 [ 259.169871][ T294] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 259.255524][ T291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 260.007719][ T304] request_module fs-gadgetfs succeeded, but still no fs? [ 260.260105][ T301] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.288177][ T301] bridge0: port 1(bridge_slave_0) entered disabled state [ 260.296461][ T301] device bridge_slave_0 entered promiscuous mode [ 260.320521][ T301] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.327682][ T301] bridge0: port 2(bridge_slave_1) entered disabled state [ 260.335155][ T301] device bridge_slave_1 entered promiscuous mode [ 260.611737][ T301] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.618852][ T301] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.626181][ T301] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.633270][ T301] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.724597][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 260.742571][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 260.760963][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.771925][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.798544][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.806769][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.813864][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.821416][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.829683][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.836717][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.859389][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.877390][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.915269][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.930076][ T301] device veth0_vlan entered promiscuous mode [ 260.943779][ T301] device veth1_macvtap entered promiscuous mode [ 260.961709][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.974215][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 260.983539][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.992401][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 261.011188][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 261.018932][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2025/12/26 04:41:12 executed programs: 0 [ 261.208203][ T301] syz-executor (301) used greatest stack depth: 21920 bytes left [ 261.428785][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.435862][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.443481][ T370] device bridge_slave_0 entered promiscuous mode [ 261.451672][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.459011][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.466498][ T370] device bridge_slave_1 entered promiscuous mode [ 261.519873][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.527958][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.535384][ T372] device bridge_slave_0 entered promiscuous mode [ 261.545737][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.552974][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.560718][ T372] device bridge_slave_1 entered promiscuous mode [ 261.580858][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.588082][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.595574][ T374] device bridge_slave_0 entered promiscuous mode [ 261.621218][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.628364][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.635924][ T374] device bridge_slave_1 entered promiscuous mode [ 261.684908][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.692016][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.699715][ T367] device bridge_slave_0 entered promiscuous mode [ 261.712512][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 261.719635][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 261.727461][ T375] device bridge_slave_0 entered promiscuous mode [ 261.746039][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.753261][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.760840][ T367] device bridge_slave_1 entered promiscuous mode [ 261.771055][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 261.778152][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 261.785660][ T375] device bridge_slave_1 entered promiscuous mode [ 262.000998][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.008105][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.015455][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.022527][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.040027][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.047099][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.054390][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.061476][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.085424][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.092532][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.099871][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.106938][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.119804][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.126896][ T374] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.134191][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.141279][ T374] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.170609][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.177692][ T367] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.184949][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.192012][ T367] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.214196][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.222318][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.230642][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.238230][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.245560][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.252908][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.260329][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.267872][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.275119][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 262.282463][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 262.310692][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.318960][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 262.328509][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 262.335953][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 262.343706][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 262.351823][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 262.359547][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.368197][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.376392][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.383486][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.391007][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.399400][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.407647][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.414763][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.450089][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.459019][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.467492][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.474543][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.482116][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.490469][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.498825][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.505859][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.513419][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 262.521116][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 262.528749][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.537165][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.545350][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.552458][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.560226][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 262.567867][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 262.575403][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.584167][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.592606][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.599725][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.607313][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.615712][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.624079][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.631217][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.638799][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 262.647189][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.655264][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.663765][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.672171][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.679258][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.686759][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 262.694985][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 262.717324][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 262.727490][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 262.734997][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 262.742988][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 262.751692][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 262.759972][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 262.767104][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 262.774606][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 262.783005][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 262.791349][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 262.798422][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state [ 262.811905][ T374] device veth0_vlan entered promiscuous mode [ 262.819690][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 262.827986][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 262.835465][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 262.851239][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.859338][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 262.867580][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.882649][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 262.895934][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 262.904233][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 262.912559][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 262.940162][ T374] device veth1_macvtap entered promiscuous mode [ 262.955956][ T370] device veth0_vlan entered promiscuous mode [ 262.963916][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 262.972221][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 262.980499][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 262.988196][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 262.997706][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 263.006023][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.014434][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 263.022589][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 263.030794][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 263.039320][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.049477][ T367] device veth0_vlan entered promiscuous mode [ 263.065805][ T375] device veth0_vlan entered promiscuous mode [ 263.078166][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 263.086522][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.094767][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.102470][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.110344][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.118607][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 263.127026][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 263.135370][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 263.143795][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 263.152327][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.160054][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.171714][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 263.182165][ T372] device veth0_vlan entered promiscuous mode [ 263.196207][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 263.204540][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 263.212124][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 263.230963][ T358] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 263.253436][ T372] device veth1_macvtap entered promiscuous mode [ 263.266671][ T375] device veth1_macvtap entered promiscuous mode [ 363.316735][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 363.323758][ C1] (detected by 1, t=10002 jiffies, g=1585, q=507 ncpus=2) [ 363.330987][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294973537-4294963534), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 363.344375][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1585 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 363.355508][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 363.365495][ C1] rcu: RCU grace-period kthread stack dump: [ 363.371411][ C1] task:rcu_preempt state:R running task stack:28064 pid:14 ppid:2 flags:0x00004000 [ 363.382263][ C1] Call Trace: [ 363.385566][ C1] [ 363.388534][ C1] __schedule+0xb87/0x14e0 [ 363.393041][ C1] ? __sched_text_start+0x8/0x8 [ 363.397926][ C1] schedule+0xbd/0x170 [ 363.402043][ C1] schedule_timeout+0x12c/0x2e0 [ 363.406918][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 363.412317][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 363.417819][ C1] ? __cfi_process_timeout+0x10/0x10 [ 363.423138][ C1] ? prepare_to_swait_event+0x308/0x320 [ 363.428713][ C1] rcu_gp_fqs_loop+0x2d8/0x10a0 [ 363.433586][ C1] ? rcu_gp_init+0xf10/0xf10 [ 363.438221][ C1] rcu_gp_kthread+0x95/0x370 [ 363.442833][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 363.448074][ C1] ? set_cpus_allowed_ptr+0x82/0xc0 [ 363.453306][ C1] ? __kasan_check_read+0x11/0x20 [ 363.458362][ C1] ? __kthread_parkme+0x142/0x180 [ 363.463425][ C1] kthread+0x281/0x320 [ 363.467628][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 363.472949][ C1] ? __cfi_kthread+0x10/0x10 [ 363.477580][ C1] ret_from_fork+0x1f/0x30 [ 363.482035][ C1] [ 363.485085][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 363.491419][ C1] Sending NMI from CPU 1 to CPUs 0: [ 363.496669][ C0] NMI backtrace for cpu 0 [ 363.496679][ C0] CPU: 0 PID: 423 Comm: syz.6.20 Not tainted syzkaller #0 [ 363.496695][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 363.496710][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50 [ 363.496744][ C0] Code: 74 05 83 ff 30 75 12 5d c3 81 ff d0 00 00 00 74 f6 81 ff e0 00 00 00 74 ee c1 ef 04 81 c7 00 08 00 00 89 f9 89 f0 31 d2 0f 30 <66> 90 eb d9 89 f6 31 d2 e8 3a 1c 57 01 5d c3 0f 1f 84 00 00 00 00 [ 363.496758][ C0] RSP: 0018:ffffc90000c77878 EFLAGS: 00000046 [ 363.496773][ C0] RAX: 000000000000003e RBX: 000000000000003e RCX: 0000000000000838 [ 363.496783][ C0] RDX: 0000000000000000 RSI: 000000000000003e RDI: 0000000000000838 [ 363.496793][ C0] RBP: ffffc90000c77878 R08: ffff888113979440 R09: 0000000000000002 [ 363.496805][ C0] R10: 0000000000000000 R11: ffffffff81343740 R12: 000000000000003e [ 363.496816][ C0] R13: dffffc0000000000 R14: ffffffff86496b60 R15: dffffc0000000000 [ 363.496828][ C0] FS: 00007f07d92c06c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 363.496842][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 363.496854][ C0] CR2: 000020000006b000 CR3: 000000013321e000 CR4: 00000000003506b0 [ 363.496868][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 363.496877][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 363.496887][ C0] Call Trace: [ 363.496893][ C0] [ 363.496898][ C0] lapic_next_event+0x70/0x80 [ 363.496921][ C0] clockevents_program_min_delta+0x1b9/0x350 [ 363.496940][ C0] clockevents_program_event+0x243/0x330 [ 363.496955][ C0] tick_program_event+0xa3/0x120 [ 363.496975][ C0] hrtimer_reprogram+0x388/0x430 [ 363.496999][ C0] hrtimer_start_range_ns+0xa8a/0xc10 [ 363.497024][ C0] common_hrtimer_rearm+0x107/0x110 [ 363.497044][ C0] posixtimer_rearm+0x14e/0x340 [ 363.497069][ C0] dequeue_signal+0x1bb/0x4d0 [ 363.497090][ C0] get_signal+0x522/0x1520 [ 363.497117][ C0] arch_do_signal_or_restart+0xb0/0x1030 [ 363.497137][ C0] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 363.497158][ C0] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 363.497188][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 363.497212][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 363.497230][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 363.497248][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 363.497264][ C0] do_syscall_64+0x58/0xa0 [ 363.497282][ C0] ? clear_bhb_loop+0x30/0x80 [ 363.497306][ C0] ? clear_bhb_loop+0x30/0x80 [ 363.497329][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 363.497352][ C0] RIP: 0033:0x7f07d838f747 [ 363.497369][ C0] Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 [ 363.497382][ C0] RSP: 002b:00007f07d92c00e8 EFLAGS: 00000246 [ 363.497395][ C0] RAX: 00000000000000ca RBX: 00007f07d85e5fa8 RCX: 00007f07d838f749 [ 363.497405][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07d85e5fa8 [ 363.497415][ C0] RBP: 00007f07d85e5fa0 R08: 0000000000000000 R09: 0000000000000000 [ 363.497425][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 363.497435][ C0] R13: 00007f07d85e6038 R14: 00007fff9784c6d0 R15: 00007fff9784c7b8 [ 363.497450][ C0] [ 472.806689][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 472.814033][ C1] (detected by 1, t=10002 jiffies, g=1589, q=390 ncpus=2) [ 472.821259][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294984486-4294974483), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 472.834651][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1589 f0x2 RCU_GP_INIT(4) ->state=0x0 ->cpu=0 [ 472.845428][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 472.855431][ C1] rcu: RCU grace-period kthread stack dump: [ 472.861335][ C1] task:rcu_preempt state:R running task stack:28064 pid:14 ppid:2 flags:0x00004000 [ 472.872129][ C1] Call Trace: [ 472.875425][ C1] [ 472.878376][ C1] __schedule+0xb87/0x14e0 [ 472.882935][ C1] ? __sched_text_start+0x8/0x8 [ 472.887815][ C1] ? __kasan_check_write+0x14/0x20 [ 472.892993][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 472.898479][ C1] ? preempt_schedule+0xa7/0xb0 [ 472.903445][ C1] preempt_schedule_common+0x9b/0xf0 [ 472.908764][ C1] preempt_schedule+0xa7/0xb0 [ 472.913475][ C1] ? __cfi_preempt_schedule+0x10/0x10 [ 472.918914][ C1] ? asm_sysvec_reschedule_ipi+0x1b/0x20 [ 472.924583][ C1] preempt_schedule_thunk+0x16/0x18 [ 472.929914][ C1] _raw_spin_unlock_irq+0x60/0x70 [ 472.934973][ C1] rcu_gp_init+0xbdf/0xf10 [ 472.939492][ C1] ? rcu_gp_kthread+0x370/0x370 [ 472.944374][ C1] rcu_gp_kthread+0x166/0x370 [ 472.949068][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 472.954300][ C1] ? set_cpus_allowed_ptr+0x82/0xc0 [ 472.959635][ C1] ? __kasan_check_read+0x11/0x20 [ 472.964691][ C1] ? __kthread_parkme+0x142/0x180 [ 472.969806][ C1] kthread+0x281/0x320 [ 472.973929][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 472.979165][ C1] ? __cfi_kthread+0x10/0x10 [ 472.983785][ C1] ret_from_fork+0x1f/0x30 [ 472.988236][ C1] [ 472.991272][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 472.997645][ C1] Sending NMI from CPU 1 to CPUs 0: [ 473.002907][ C0] NMI backtrace for cpu 0 [ 473.002946][ C0] CPU: 0 PID: 423 Comm: syz.6.20 Not tainted syzkaller #0 [ 473.002961][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 473.002971][ C0] RIP: 0010:pvclock_clocksource_read+0xa3/0x710 [ 473.003048][ C0] Code: f0 48 c1 e8 03 48 89 85 58 ff ff ff 48 8d 4f 10 48 89 c8 48 c1 e8 03 48 89 85 60 ff ff ff 48 89 4d 98 48 83 c1 07 48 89 4d 88 <48> c1 e9 03 48 89 8d 68 ff ff ff 48 8d 4f 1d 48 89 4d a0 48 c1 e9 [ 473.003062][ C0] RSP: 0018:ffffc90000007dc0 EFLAGS: 00000086 [ 473.003077][ C0] RAX: 1ffffffff0f2d402 RBX: ffffc90000007f00 RCX: ffffffff8796a017 [ 473.003090][ C0] RDX: 1ffffffff0f2d400 RSI: ffffffff8796a01c RDI: ffffffff8796a000 [ 473.003102][ C0] RBP: ffffc90000007e90 R08: ffffffff8796a008 R09: ffffffff8796a018 [ 473.003114][ C0] R10: ffffffff8796a003 R11: 1ffffffff0f2d400 R12: ffff8881f70273c8 [ 473.003127][ C0] R13: dffffc0000000000 R14: 1ffff92000000fdc R15: 0000000000000000 [ 473.003138][ C0] FS: 00007f07d92c06c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 473.003153][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 473.003164][ C0] CR2: 000020000006b000 CR3: 000000013321e000 CR4: 00000000003506b0 [ 473.003179][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 473.003189][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 473.003198][ C0] Call Trace: [ 473.003204][ C0] [ 473.003211][ C0] ? lapic_next_event+0x70/0x80 [ 473.003272][ C0] ? clockevents_program_event+0x24a/0x330 [ 473.003302][ C0] ? tick_program_event+0xa3/0x120 [ 473.003322][ C0] kvm_sched_clock_read+0x18/0x40 [ 473.003364][ C0] sched_clock+0x9/0x10 [ 473.003414][ C0] sched_clock_cpu+0x6e/0x250 [ 473.003450][ C0] ? __cfi_sched_clock_cpu+0x10/0x10 [ 473.003470][ C0] irqtime_account_irq+0x75/0x240 [ 473.003512][ C0] __irq_exit_rcu+0x18/0xf0 [ 473.003551][ C0] irq_exit_rcu+0x9/0x10 [ 473.003566][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 473.003603][ C0] [ 473.003608][ C0] [ 473.003612][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 473.003654][ C0] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 473.003675][ C0] Code: 74 12 48 89 fb 48 c7 c7 80 d4 ed 86 e8 e1 2c c0 fc 48 89 df 48 83 3d 26 56 f9 01 00 74 26 e8 93 0c 00 00 90 fb bf 01 00 00 00 13 3b 57 fc 65 8b 05 54 ef 0d 7b 85 c0 74 03 5b 5d c3 e8 14 fc [ 473.003688][ C0] RSP: 0018:ffffc90000c77b90 EFLAGS: 00000246 [ 473.003701][ C0] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 473.003711][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 473.003721][ C0] RBP: ffffc90000c77b98 R08: dffffc0000000000 R09: fffff5200018efc0 [ 473.003733][ C0] R10: fffff5200018efc0 R11: 1ffff9200018efbc R12: dffffc0000000000 [ 473.003746][ C0] R13: 1ffff110227464e4 R14: 000000001c000004 R15: ffff888113a32720 [ 473.003761][ C0] get_signal+0x12a4/0x1520 [ 473.003825][ C0] arch_do_signal_or_restart+0xb0/0x1030 [ 473.003897][ C0] ? __ia32_sys_rt_sigreturn+0x5e7/0x6c0 [ 473.003918][ C0] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 473.003939][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 473.003963][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 473.003981][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 473.004004][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 473.004019][ C0] do_syscall_64+0x58/0xa0 [ 473.004037][ C0] ? clear_bhb_loop+0x30/0x80 [ 473.004060][ C0] ? clear_bhb_loop+0x30/0x80 [ 473.004083][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 473.004106][ C0] RIP: 0033:0x7f07d838f747 [ 473.004119][ C0] Code: ff ff ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 a8 ff ff ff f7 d8 64 89 [ 473.004132][ C0] RSP: 002b:00007f07d92c00e8 EFLAGS: 00000246 [ 473.004144][ C0] RAX: 00000000000000ca RBX: 00007f07d85e5fa8 RCX: 00007f07d838f749 [ 473.004155][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07d85e5fa8 [ 473.004165][ C0] RBP: 00007f07d85e5fa0 R08: 0000000000000000 R09: 0000000000000000 [ 473.004175][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 473.004184][ C0] R13: 00007f07d85e6038 R14: 00007fff9784c6d0 R15: 00007fff9784c7b8 [ 473.004199][ C0]