Warning: Permanently added '10.128.1.54' (ED25519) to the list of known hosts. 2026/01/11 18:08:17 parsed 1 programs [ 256.454164][ T30] audit: type=1400 audit(1768154897.042:64): avc: denied { node_bind } for pid=282 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 256.474863][ T30] audit: type=1400 audit(1768154897.042:65): avc: denied { module_request } for pid=282 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 [ 257.092184][ T30] audit: type=1400 audit(1768154897.682:66): avc: denied { mounton } for pid=290 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 [ 257.093847][ T290] cgroup: Unknown subsys name 'net' [ 257.114836][ T30] audit: type=1400 audit(1768154897.682:67): avc: denied { mount } for pid=290 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 [ 257.142082][ T30] audit: type=1400 audit(1768154897.712:68): avc: denied { unmount } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 257.142381][ T290] cgroup: Unknown subsys name 'devices' [ 257.311253][ T290] cgroup: Unknown subsys name 'hugetlb' [ 257.317156][ T290] cgroup: Unknown subsys name 'rlimit' [ 257.488862][ T30] audit: type=1400 audit(1768154898.072:69): avc: denied { setattr } for pid=290 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 [ 257.512024][ T30] audit: type=1400 audit(1768154898.072:70): avc: denied { create } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 257.532458][ T30] audit: type=1400 audit(1768154898.082:71): avc: denied { write } for pid=290 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 257.538052][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 257.552718][ T30] audit: type=1400 audit(1768154898.082:72): avc: denied { read } for pid=290 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 [ 257.581408][ T30] audit: type=1400 audit(1768154898.082:73): avc: denied { mounton } for pid=290 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 [ 257.632547][ T290] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 258.082829][ T298] request_module fs-gadgetfs succeeded, but still no fs? [ 258.395901][ T304] syz-executor (304) used greatest stack depth: 21152 bytes left [ 258.533403][ T320] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.556565][ T320] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.576768][ T320] device bridge_slave_0 entered promiscuous mode [ 258.608441][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.616238][ T320] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.623752][ T320] device bridge_slave_1 entered promiscuous mode [ 258.744276][ T320] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.751379][ T320] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.758638][ T320] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.765663][ T320] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.786759][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 258.794429][ T224] bridge0: port 1(bridge_slave_0) entered disabled state [ 258.801798][ T224] bridge0: port 2(bridge_slave_1) entered disabled state [ 258.815909][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 258.824107][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 258.831129][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 258.839761][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 258.847917][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 258.854966][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 258.866557][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 258.875729][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 258.890532][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 258.901363][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 258.909325][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 258.916896][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 258.928990][ T320] device veth0_vlan entered promiscuous mode 2026/01/11 18:08:19 executed programs: 0 [ 258.938192][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 258.947179][ T320] device veth1_macvtap entered promiscuous mode [ 258.955973][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 258.965664][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 259.010635][ T320] syz-executor (320) used greatest stack depth: 20448 bytes left [ 259.165867][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.172960][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.180352][ T367] device bridge_slave_0 entered promiscuous mode [ 259.192332][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.199369][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.206888][ T367] device bridge_slave_1 entered promiscuous mode [ 259.295104][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.302208][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.309798][ T370] device bridge_slave_0 entered promiscuous mode [ 259.316484][ T365] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.323526][ T365] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.330964][ T365] device bridge_slave_0 entered promiscuous mode [ 259.354937][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.362019][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.369254][ T370] device bridge_slave_1 entered promiscuous mode [ 259.378261][ T365] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.385320][ T365] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.392703][ T365] device bridge_slave_1 entered promiscuous mode [ 259.405460][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.412546][ T369] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.419947][ T369] device bridge_slave_0 entered promiscuous mode [ 259.447590][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.454677][ T369] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.462109][ T369] device bridge_slave_1 entered promiscuous mode [ 259.556741][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.563982][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.571460][ T371] device bridge_slave_0 entered promiscuous mode [ 259.603502][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.610682][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.617931][ T371] device bridge_slave_1 entered promiscuous mode [ 259.803477][ T369] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.810558][ T369] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.817813][ T369] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.824851][ T369] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.839594][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 259.846630][ T371] bridge0: port 2(bridge_slave_1) entered forwarding state [ 259.853893][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.860922][ T371] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.870761][ T224] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.878073][ T224] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.885547][ T224] bridge0: port 1(bridge_slave_0) entered disabled state [ 259.892821][ T224] bridge0: port 2(bridge_slave_1) entered disabled state [ 259.901250][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 259.908643][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 259.929541][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 259.937922][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 259.946092][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 259.953118][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 259.960697][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 259.988142][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 259.996540][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.005265][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.012313][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.026298][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.033849][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.054655][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.062856][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.086616][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.094346][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.102892][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.111187][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.118214][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.125692][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.136881][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.145123][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.152144][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.159740][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.167237][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.174898][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.183104][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.190118][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.197526][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 260.206041][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.214202][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.221246][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.228707][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 260.237189][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.245518][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.252557][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.260318][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 260.268029][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 260.295350][ T365] device veth0_vlan entered promiscuous mode [ 260.324879][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.333574][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.341635][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.349011][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.357045][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.365419][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.372447][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.379869][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 260.387258][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 260.394968][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.402943][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 260.411194][ T224] bridge0: port 1(bridge_slave_0) entered blocking state [ 260.418195][ T224] bridge0: port 1(bridge_slave_0) entered forwarding state [ 260.425731][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.433714][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 260.441889][ T224] bridge0: port 2(bridge_slave_1) entered blocking state [ 260.448893][ T224] bridge0: port 2(bridge_slave_1) entered forwarding state [ 260.456391][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.480204][ T365] device veth1_macvtap entered promiscuous mode [ 260.493500][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.502053][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.510202][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.518185][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.526420][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.534768][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.542984][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.550671][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.558642][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.566742][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 260.574873][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 260.582981][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 260.591078][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 260.606053][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.614660][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.632483][ T371] device veth0_vlan entered promiscuous mode [ 260.644142][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.652789][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.661641][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.670420][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.678949][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.690692][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.698777][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.706510][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.722372][ T367] device veth0_vlan entered promiscuous mode [ 260.734040][ T371] device veth1_macvtap entered promiscuous mode [ 260.740878][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 260.749360][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 260.757896][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.766335][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.774965][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.782991][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.791180][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.799249][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.807529][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 260.815175][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.822838][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.851651][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 260.860186][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 260.868397][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 260.877678][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 260.889320][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 260.898109][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 260.906883][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 260.915531][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 260.924505][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 260.932909][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 260.941761][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 260.949272][ T224] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 260.959066][ T369] device veth0_vlan entered promiscuous mode [ 260.972983][ T370] device veth0_vlan entered promiscuous mode [ 260.989612][ T369] device veth1_macvtap entered promiscuous mode [ 261.030349][ T367] device veth1_macvtap entered promiscuous mode [ 361.069371][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 361.076359][ C0] (detected by 0, t=10002 jiffies, g=1393, q=460) [ 361.082854][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294973326-4294963323), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 361.096204][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1393 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 361.107300][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 361.117256][ C0] rcu: RCU grace-period kthread stack dump: [ 361.123128][ C0] task:rcu_preempt state:R running task stack:28752 pid: 14 ppid: 2 flags:0x00004000 [ 361.133909][ C0] Call Trace: [ 361.137180][ C0] [ 361.140103][ C0] __schedule+0xb6e/0x14c0 [ 361.144529][ C0] ? release_firmware_map_entry+0x190/0x190 [ 361.150410][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 361.156209][ C0] ? __mod_timer+0x7ae/0xb30 [ 361.160791][ C0] schedule+0x11e/0x1e0 [ 361.164934][ C0] schedule_timeout+0x12c/0x2e0 [ 361.169773][ C0] ? console_conditional_schedule+0x30/0x30 [ 361.175657][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 361.181106][ C0] ? update_process_times+0x200/0x200 [ 361.186467][ C0] ? prepare_to_swait_event+0x308/0x320 [ 361.192007][ C0] rcu_gp_fqs_loop+0x293/0xf60 [ 361.196760][ C0] ? debug_smp_processor_id+0x17/0x20 [ 361.202121][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 361.207223][ C0] ? rcu_gp_init+0xc00/0xc00 [ 361.211806][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 361.217011][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 361.221599][ C0] rcu_gp_kthread+0x98/0x330 [ 361.226186][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 361.230859][ C0] ? __kasan_check_read+0x11/0x20 [ 361.235875][ C0] ? __kthread_parkme+0xac/0x200 [ 361.240805][ C0] ? preempt_count_add+0x90/0x1b0 [ 361.245823][ C0] kthread+0x411/0x500 [ 361.249880][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 361.254556][ C0] ? kthread_blkcg+0xd0/0xd0 [ 361.259137][ C0] ret_from_fork+0x1f/0x30 [ 361.263543][ C0] [ 361.266572][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 361.272887][ C0] Sending NMI from CPU 0 to CPUs 1: [ 361.278100][ C1] NMI backtrace for cpu 1 [ 361.278119][ C1] CPU: 1 PID: 419 Comm: syz.4.21 Not tainted syzkaller #0 [ 361.278135][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 361.278146][ C1] RIP: 0010:arch_stack_walk+0xfc/0x140 [ 361.278168][ C1] Code: ba 52 05 00 83 bd 78 ff ff ff 00 74 32 4c 8d bd 78 ff ff ff 4c 89 ff e8 32 43 05 00 48 85 c0 74 1e 48 89 df 48 89 c6 41 ff d6 <84> c0 74 11 4c 89 ff e8 48 44 05 00 83 bd 78 ff ff ff 00 75 d5 65 [ 361.278180][ C1] RSP: 0018:ffffc90000de7648 EFLAGS: 00000082 [ 361.278194][ C1] RAX: 0000000000000001 RBX: ffffc90000de7700 RCX: 0000000000de7601 [ 361.278203][ C1] RDX: dffffc0000000000 RSI: ffffffff8158a0c7 RDI: ffffc90000de7700 [ 361.278214][ C1] RBP: ffffc90000de76d0 R08: ffffc90000de7710 R09: ffffc90000de7708 [ 361.278224][ C1] R10: 000000000000000a R11: 1ffff920001bcec9 R12: ffff8881115913c0 [ 361.278234][ C1] R13: 0000000000000000 R14: ffffffff8158e500 R15: ffffc90000de7648 [ 361.278243][ C1] FS: 0000555591003500(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 361.278256][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 361.278265][ C1] CR2: 0000000000000000 CR3: 00000001305a7000 CR4: 00000000003506a0 [ 361.278277][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 361.278284][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 361.278293][ C1] Call Trace: [ 361.278296][ C1] [ 361.278302][ C1] ? exit_to_user_mode_loop+0xa7/0xe0 [ 361.278318][ C1] stack_trace_save+0x98/0xe0 [ 361.278330][ C1] ? stack_trace_snprint+0xf0/0xf0 [ 361.278344][ C1] ? memset+0x35/0x40 [ 361.278357][ C1] kasan_set_track+0x4a/0x70 [ 361.278368][ C1] ? kasan_set_track+0x4a/0x70 [ 361.278380][ C1] ? kasan_set_free_info+0x23/0x40 [ 361.278392][ C1] ? ____kasan_slab_free+0x125/0x160 [ 361.278404][ C1] ? __kasan_slab_free+0x11/0x20 [ 361.278416][ C1] ? slab_free_freelist_hook+0xc2/0x190 [ 361.278431][ C1] ? kmem_cache_free+0x100/0x320 [ 361.278444][ C1] ? __dequeue_signal+0x4ad/0x5c0 [ 361.278458][ C1] ? dequeue_signal+0xa0/0x440 [ 361.278471][ C1] ? get_signal+0x696/0x1480 [ 361.278483][ C1] ? arch_do_signal_or_restart+0xc1/0x10f0 [ 361.278497][ C1] ? exit_to_user_mode_loop+0xa7/0xe0 [ 361.278515][ C1] ? debug_smp_processor_id+0x17/0x20 [ 361.278528][ C1] ? kasan_quarantine_put+0x34/0x190 [ 361.278542][ C1] ? kmem_cache_free+0x100/0x320 [ 361.278555][ C1] kasan_set_free_info+0x23/0x40 [ 361.278568][ C1] ____kasan_slab_free+0x125/0x160 [ 361.278581][ C1] __kasan_slab_free+0x11/0x20 [ 361.278592][ C1] slab_free_freelist_hook+0xc2/0x190 [ 361.278614][ C1] ? __dequeue_signal+0x4ad/0x5c0 [ 361.278627][ C1] kmem_cache_free+0x100/0x320 [ 361.278642][ C1] __dequeue_signal+0x4ad/0x5c0 [ 361.278656][ C1] dequeue_signal+0xa0/0x440 [ 361.278669][ C1] get_signal+0x696/0x1480 [ 361.278685][ C1] arch_do_signal_or_restart+0xc1/0x10f0 [ 361.278698][ C1] ? trace_raw_output_bpf_trace_printk+0xd0/0xd0 [ 361.278715][ C1] ? load_gs_index+0xb0/0xb0 [ 361.278728][ C1] ? get_sigframe_size+0x10/0x10 [ 361.278743][ C1] ? __bpf_trace_sys_enter+0x62/0x70 [ 361.278755][ C1] exit_to_user_mode_loop+0xa7/0xe0 [ 361.278768][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 361.278780][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 361.278793][ C1] do_syscall_64+0x58/0xa0 [ 361.278807][ C1] ? clear_bhb_loop+0x50/0xa0 [ 361.278819][ C1] ? clear_bhb_loop+0x50/0xa0 [ 361.278831][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 361.278847][ C1] RIP: 0033:0x7efdf9636749 [ 361.278860][ C1] Code: 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 01 48 [ 361.278870][ C1] RSP: 002b:00007ffd9152b5f8 EFLAGS: 00000246 [ 361.278880][ C1] RAX: 0000000000000000 RBX: 00007efdf988cfa8 RCX: 00007efdf9636749 [ 361.278889][ C1] RDX: 00000000000f4240 RSI: 0000000000000081 RDI: 00007efdf988cfac [ 361.278898][ C1] RBP: 0000000000000000 R08: 00028ea28ee1a0a2 R09: 000000079152b8ef [ 361.278907][ C1] R10: 0000000000000005 R11: 0000000000000246 R12: 00007efdf988cfac [ 361.278915][ C1] R13: 00007efdf988cfa0 R14: 0000000000000095 R15: 0000000000000003 [ 361.278926][ C1]