Warning: Permanently added '10.128.0.143' (ED25519) to the list of known hosts. 2026/06/01 02:09:44 parsed 1 programs [ 206.628913][ T30] audit: type=1400 audit(1780279784.705:64): avc: denied { node_bind } for pid=293 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 206.650320][ T30] audit: type=1400 audit(1780279784.705:65): avc: denied { module_request } for pid=293 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 [ 207.621668][ T30] audit: type=1400 audit(1780279785.695:66): avc: denied { mounton } for pid=299 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 207.627112][ T299] cgroup: Unknown subsys name 'net' [ 207.644717][ T30] audit: type=1400 audit(1780279785.705:67): avc: denied { mount } for pid=299 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 [ 207.672059][ T30] audit: type=1400 audit(1780279785.725:68): avc: denied { unmount } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 207.673100][ T299] cgroup: Unknown subsys name 'devices' [ 207.814367][ T299] cgroup: Unknown subsys name 'hugetlb' [ 207.820012][ T299] cgroup: Unknown subsys name 'rlimit' [ 207.998225][ T30] audit: type=1400 audit(1780279786.075:69): avc: denied { setattr } for pid=299 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=254 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 208.021490][ T30] audit: type=1400 audit(1780279786.075:70): avc: denied { create } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 208.042108][ T30] audit: type=1400 audit(1780279786.075:71): avc: denied { write } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 208.061206][ T304] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 208.062715][ T30] audit: type=1400 audit(1780279786.075:72): avc: denied { read } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 208.091790][ T30] audit: type=1400 audit(1780279786.075:73): avc: denied { mounton } for pid=299 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 [ 208.123385][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 208.689563][ T312] request_module fs-gadgetfs succeeded, but still no fs? [ 208.747881][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 208.771424][ T313] bridge0: port 1(bridge_slave_0) entered disabled state [ 208.807460][ T313] device bridge_slave_0 entered promiscuous mode [ 208.853639][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 208.861194][ T313] bridge0: port 2(bridge_slave_1) entered disabled state [ 208.868831][ T313] device bridge_slave_1 entered promiscuous mode [ 209.148456][ T313] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.155584][ T313] bridge0: port 2(bridge_slave_1) entered forwarding state [ 209.163399][ T313] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.171016][ T313] bridge0: port 1(bridge_slave_0) entered forwarding state [ 209.338391][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 209.347199][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 209.359015][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 209.368173][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 209.376738][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 209.384986][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 209.399796][ T313] device veth0_vlan entered promiscuous mode [ 209.412379][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 209.420952][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 209.429498][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 209.448927][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 209.469297][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 209.479502][ T313] device veth1_macvtap entered promiscuous mode [ 209.495996][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 209.506660][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/06/01 02:09:47 executed programs: 0 [ 209.657795][ T313] syz-executor (313) used greatest stack depth: 20352 bytes left [ 209.731606][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.738754][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.746483][ T371] device bridge_slave_0 entered promiscuous mode [ 209.771557][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.778730][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.786264][ T371] device bridge_slave_1 entered promiscuous mode [ 209.884327][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.891415][ T381] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.899103][ T381] device bridge_slave_0 entered promiscuous mode [ 209.912124][ T381] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.919557][ T381] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.927200][ T381] device bridge_slave_1 entered promiscuous mode [ 209.940377][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 209.947627][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 209.955180][ T374] device bridge_slave_0 entered promiscuous mode [ 209.969290][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 209.976445][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 209.984039][ T374] device bridge_slave_1 entered promiscuous mode [ 210.080039][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.087170][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.094490][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.101640][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.127054][ T377] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.134168][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.141633][ T377] device bridge_slave_0 entered promiscuous mode [ 210.151645][ T377] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.158766][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.166629][ T377] device bridge_slave_1 entered promiscuous mode [ 210.197044][ T381] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.204143][ T381] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.211440][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.218566][ T381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.241371][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.248488][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.256109][ T378] device bridge_slave_0 entered promiscuous mode [ 210.275777][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.283233][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.290787][ T378] device bridge_slave_1 entered promiscuous mode [ 210.362488][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 210.371023][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.378788][ T8] bridge0: port 1(bridge_slave_0) entered disabled state [ 210.386318][ T8] bridge0: port 2(bridge_slave_1) entered disabled state [ 210.403536][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 210.411176][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 210.430020][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 210.438265][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.445383][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.497354][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 210.506141][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 210.514471][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.521504][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.557456][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 210.565537][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 210.573954][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 210.582144][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.589263][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.609389][ T371] device veth0_vlan entered promiscuous mode [ 210.622939][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 210.631436][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 210.639730][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 210.647454][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 210.655695][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 210.663448][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 210.671391][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 210.698816][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 210.706952][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 210.715514][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.722617][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.730257][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 210.738920][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.746004][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.753506][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 210.761680][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 210.768747][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 210.776258][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 210.784630][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 210.791678][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 210.799403][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 210.807073][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 210.826988][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 210.835118][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 210.843728][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 210.851754][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 210.870369][ T371] device veth1_macvtap entered promiscuous mode [ 210.880957][ T381] device veth0_vlan entered promiscuous mode [ 210.888747][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 210.897252][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 210.905736][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 210.913589][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 210.921863][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 210.930527][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 210.938582][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 210.946753][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 210.954897][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 210.963031][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 210.970506][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 210.989818][ T381] device veth1_macvtap entered promiscuous mode [ 211.005143][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 211.013526][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 211.021825][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 211.030158][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 211.038276][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 211.046631][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 211.054845][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 211.080399][ T377] device veth0_vlan entered promiscuous mode [ 211.091388][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 211.100155][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 211.109719][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 211.118688][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 211.127352][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 211.136124][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 211.144779][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 211.153008][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 211.187558][ T374] device veth0_vlan entered promiscuous mode [ 211.196006][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 211.204967][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 211.213614][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 211.221487][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 211.229679][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 211.238576][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 211.246904][ T8] bridge0: port 1(bridge_slave_0) entered blocking state [ 211.253971][ T8] bridge0: port 1(bridge_slave_0) entered forwarding state [ 211.261773][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 211.270465][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 211.278859][ T8] bridge0: port 2(bridge_slave_1) entered blocking state [ 211.285946][ T8] bridge0: port 2(bridge_slave_1) entered forwarding state [ 211.293545][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 211.301651][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 211.309738][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 211.317859][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 211.326063][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 211.334289][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 211.342663][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 211.350536][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 211.358790][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 211.366538][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 211.374068][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 211.398972][ T374] device veth1_macvtap entered promiscuous mode [ 211.407167][ T377] device veth1_macvtap entered promiscuous mode [ 211.418598][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 211.427446][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 211.438192][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 211.449523][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 211.458306][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 211.466982][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 211.475679][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 211.484538][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 211.504775][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 211.522790][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 211.531218][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 211.541148][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 211.590856][ T366] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 311.622147][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 311.629162][ C0] (detected by 0, t=10002 jiffies, g=1717, q=446) [ 311.635707][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294968373-4294958370), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 311.649096][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1717 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 311.660231][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 311.670221][ C0] rcu: RCU grace-period kthread stack dump: [ 311.676136][ C0] task:rcu_preempt state:R running task stack:28688 pid: 14 ppid: 2 flags:0x00004000 [ 311.686972][ C0] Call Trace: [ 311.690269][ C0] [ 311.693218][ C0] __schedule+0xb6e/0x14c0 [ 311.697703][ C0] ? release_firmware_map_entry+0x190/0x190 [ 311.703621][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 311.709462][ C0] ? __mod_timer+0x7da/0xb50 [ 311.714079][ C0] schedule+0x11e/0x1e0 [ 311.718350][ C0] schedule_timeout+0x159/0x340 [ 311.723234][ C0] ? console_conditional_schedule+0x30/0x30 [ 311.729160][ C0] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 311.734653][ C0] ? update_process_times+0x200/0x200 [ 311.740074][ C0] ? prepare_to_swait_event+0x308/0x320 [ 311.746173][ C0] rcu_gp_fqs_loop+0x2ae/0xf80 [ 311.750977][ C0] ? __kasan_check_write+0x14/0x20 [ 311.756146][ C0] ? debug_smp_processor_id+0x17/0x20 [ 311.761545][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 311.766770][ C0] ? rcu_gp_init+0xc00/0xc00 [ 311.771403][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 311.776631][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 311.781250][ C0] rcu_gp_kthread+0x9b/0x360 [ 311.785864][ C0] ? _raw_spin_lock+0xf0/0xf0 [ 311.790565][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 311.795272][ C0] ? __kasan_check_read+0x11/0x20 [ 311.800322][ C0] ? __kthread_parkme+0xac/0x200 [ 311.805291][ C0] kthread+0x411/0x500 [ 311.809388][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 311.814093][ C0] ? kthread_blkcg+0xd0/0xd0 [ 311.818712][ C0] ret_from_fork+0x1f/0x30 [ 311.823175][ C0] [ 311.826231][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 311.832574][ C0] Sending NMI from CPU 0 to CPUs 1: [ 311.837823][ C1] NMI backtrace for cpu 1 [ 311.837843][ C1] CPU: 1 PID: 408 Comm: syz.4.25 Not tainted syzkaller #0 [ 311.837859][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 311.837872][ C1] RIP: 0010:common_interrupt_return+0x1b/0x60 [ 311.837900][ C1] Code: 24 01 48 89 e7 e8 05 2f ef ff e9 f0 02 00 00 66 90 b9 48 00 00 00 65 48 8b 14 25 a8 6d 02 00 83 e2 fe 89 d0 48 c1 ea 20 0f 30 <41> 5f 41 5e 41 5d 41 5c 5d 5b 41 5b 41 5a 41 59 41 58 58 59 5a 5e [ 311.837913][ C1] RSP: 0018:ffffc900014b7f58 EFLAGS: 00000046 [ 311.837928][ C1] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000048 [ 311.837939][ C1] RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000001 [ 311.837948][ C1] RBP: 0000000000000000 R08: ffff888114ab2787 R09: 1ffff110229564f0 [ 311.837960][ C1] R10: dffffc0000000000 R11: 00007f4478eae3d0 R12: 0000000000000000 [ 311.837971][ C1] R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 [ 311.837981][ C1] FS: 00007f4478cf16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 311.837996][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 311.838007][ C1] CR2: 000020000006b000 CR3: 000000012c5f3000 CR4: 00000000003506a0 [ 311.838022][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 311.838031][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 311.838041][ C1] Call Trace: [ 311.838045][ C1] [ 311.838053][ C1] [ 423.862087][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 423.869332][ C0] (detected by 0, t=10002 jiffies, g=1721, q=450) [ 423.875862][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294979597-4294969594), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 423.889248][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1721 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 423.900377][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 423.910365][ C0] rcu: RCU grace-period kthread stack dump: [ 423.916353][ C0] task:rcu_preempt state:R running task stack:28688 pid: 14 ppid: 2 flags:0x00004000 [ 423.927468][ C0] Call Trace: [ 423.930785][ C0] [ 423.933835][ C0] __schedule+0xb6e/0x14c0 [ 423.938302][ C0] ? release_firmware_map_entry+0x190/0x190 [ 423.944234][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 423.950088][ C0] ? __mod_timer+0x7da/0xb50 [ 423.954711][ C0] schedule+0x11e/0x1e0 [ 423.958909][ C0] schedule_timeout+0x159/0x340 [ 423.963787][ C0] ? console_conditional_schedule+0x30/0x30 [ 423.969795][ C0] ? _raw_spin_lock_irqsave+0xc2/0x130 [ 423.975297][ C0] ? update_process_times+0x200/0x200 [ 423.980785][ C0] ? prepare_to_swait_event+0x308/0x320 [ 423.986358][ C0] rcu_gp_fqs_loop+0x2ae/0xf80 [ 423.991146][ C0] ? __kasan_check_write+0x14/0x20 [ 423.996324][ C0] ? debug_smp_processor_id+0x17/0x20 [ 424.001738][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 424.006878][ C0] ? rcu_gp_init+0xc00/0xc00 [ 424.011498][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 424.016734][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 424.021359][ C0] rcu_gp_kthread+0x9b/0x360 [ 424.025994][ C0] ? _raw_spin_lock+0xf0/0xf0 [ 424.030714][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 424.035434][ C0] ? __kasan_check_read+0x11/0x20 [ 424.040490][ C0] ? __kthread_parkme+0xac/0x200 [ 424.045455][ C0] kthread+0x411/0x500 [ 424.049554][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 424.054260][ C0] ? kthread_blkcg+0xd0/0xd0 [ 424.058882][ C0] ret_from_fork+0x1f/0x30 [ 424.063335][ C0] [ 424.066374][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 424.072726][ C0] Sending NMI from CPU 0 to CPUs 1: [ 424.078062][ C1] NMI backtrace for cpu 1 [ 424.078072][ C1] CPU: 1 PID: 408 Comm: syz.4.25 Not tainted syzkaller #0 [ 424.078088][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 424.078098][ C1] RIP: 0010:__sanitizer_cov_trace_pc+0x1/0x60 [ 424.078122][ C1] Code: 00 00 0f 0b 0f 1f 44 00 00 55 48 89 e5 53 48 89 fb e8 13 00 00 00 48 8b 3d ac 7e 7f 05 48 89 de e8 d4 c4 3e 00 5b 5d c3 00 55 <48> 89 e5 48 8b 45 08 65 48 8b 0d 10 8c 98 7e 65 8b 15 11 8c 98 7e [ 424.078136][ C1] RSP: 0018:ffffc900014b7af0 EFLAGS: 00000293 [ 424.078150][ C1] RAX: ffffffff812bd5da RBX: 0000000000000000 RCX: ffff888114ab2780 [ 424.078162][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f4478cf0d00 [ 424.078173][ C1] RBP: ffffc900014b7cb0 R08: ffffc900014b7dff R09: 1ffff92000296fbf [ 424.078185][ C1] R10: dffffc0000000000 R11: fffff52000296fc0 R12: 00007f4478cf0d00 [ 424.078198][ C1] R13: 1ffff92000296f6c R14: 1ffff92000296fa4 R15: dffffc0000000000 [ 424.078210][ C1] FS: 00007f4478cf16c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 424.078225][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 424.078243][ C1] CR2: 000020000006b000 CR3: 000000012c5f3000 CR4: 00000000003506a0 [ 424.078258][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 424.078267][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 424.078277][ C1] Call Trace: [ 424.078282][ C1] [ 424.078287][ C1] ? fpu__restore_sig+0xa4/0xea0 [ 424.078308][ C1] ? signal_setup_done+0x393/0x490 [ 424.078326][ C1] ? copy_fpstate_to_sigframe+0xa30/0xa30 [ 424.078344][ C1] ? __kasan_check_write+0x14/0x20 [ 424.078361][ C1] ? _raw_spin_lock_irq+0x95/0xf0 [ 424.078380][ C1] ? _raw_spin_lock_irqsave+0x130/0x130 [ 424.078399][ C1] ? __kasan_check_write+0x14/0x20 [ 424.078415][ C1] ? recalc_sigpending+0x1c4/0x230 [ 424.078431][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 424.078466][ C1] ? __kasan_check_write+0x14/0x20 [ 424.078483][ C1] ? _copy_from_user+0x95/0xd0 [ 424.078498][ C1] __ia32_sys_rt_sigreturn+0x604/0x730 [ 424.078517][ C1] ? load_gs_index+0xc0/0xc0 [ 424.078537][ C1] ? fpregs_assert_state_consistent+0xb1/0xe0 [ 424.078556][ C1] x64_sys_call+0x4ab/0x9a0 [ 424.078571][ C1] do_syscall_64+0x4c/0xa0 [ 424.078590][ C1] ? clear_bhb_loop+0x50/0xa0 [ 424.078604][ C1] ? clear_bhb_loop+0x50/0xa0 [ 424.078619][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 424.078634][ C1] RIP: 0033:0x7f4478e8ee57 [ 424.078664][ C1] Code: 83 c8 ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 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 e8 ff ff ff f7 d8 64 89 [ 424.078677][ C1] RSP: 002b:00007f4478cf10e8 EFLAGS: 00000246 [ 424.078689][ C1] RAX: 00000000000000ca RBX: 00007f4479107fa8 RCX: 00007f4478e8ee59 [ 424.078700][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f4479107fa8 [ 424.078710][ C1] RBP: 00007f4479107fa0 R08: 0000000000000000 R09: 0000000000000000 [ 424.078720][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 424.078730][ C1] R13: 00007f4479108038 R14: 00007ffe2595fa70 R15: 00007ffe2595fb58 [ 424.078745][ C1] [ 424.389003][ C0] sched: RT throttling activated