Warning: Permanently added '10.128.1.60' (ED25519) to the list of known hosts. 2026/05/28 21:37:09 parsed 1 programs [ 228.615030][ T28] audit: type=1400 audit(1780004229.117:64): avc: denied { node_bind } for pid=294 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 228.635924][ T28] audit: type=1400 audit(1780004229.117:65): avc: denied { module_request } for pid=294 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 [ 229.762155][ T28] audit: type=1400 audit(1780004230.267:66): avc: denied { mounton } for pid=301 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 [ 229.765833][ T301] cgroup: Unknown subsys name 'net' [ 229.784835][ T28] audit: type=1400 audit(1780004230.267:67): avc: denied { mount } for pid=301 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 [ 229.812323][ T28] audit: type=1400 audit(1780004230.297:68): avc: denied { unmount } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 229.812959][ T301] cgroup: Unknown subsys name 'devices' [ 229.951968][ T301] cgroup: Unknown subsys name 'hugetlb' [ 229.957608][ T301] cgroup: Unknown subsys name 'rlimit' [ 230.073506][ T28] audit: type=1400 audit(1780004230.577:69): avc: denied { setattr } for pid=301 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 [ 230.096853][ T28] audit: type=1400 audit(1780004230.577:70): avc: denied { create } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 230.117329][ T28] audit: type=1400 audit(1780004230.577:71): avc: denied { write } for pid=301 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 230.137651][ T28] audit: type=1400 audit(1780004230.577:72): avc: denied { read } for pid=301 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 [ 230.158052][ T28] audit: type=1400 audit(1780004230.577:73): avc: denied { mounton } for pid=301 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 [ 230.174772][ T304] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 230.232058][ T301] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 231.051082][ T312] request_module fs-gadgetfs succeeded, but still no fs? [ 231.555575][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 231.563273][ T344] bridge0: port 1(bridge_slave_0) entered disabled state [ 231.570871][ T344] device bridge_slave_0 entered promiscuous mode [ 231.579142][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 231.586509][ T344] bridge0: port 2(bridge_slave_1) entered disabled state [ 231.594729][ T344] device bridge_slave_1 entered promiscuous mode [ 231.714624][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 231.721751][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 231.729092][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 231.736299][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 231.768910][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 231.777470][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 231.785325][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 231.795370][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 231.810673][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 231.819067][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 231.826177][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 231.833960][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 231.842610][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 231.849717][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 231.867845][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 231.876396][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 231.890729][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 231.905283][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 231.915134][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 231.922905][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 231.932411][ T344] device veth0_vlan entered promiscuous mode [ 231.945870][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 231.956404][ T344] device veth1_macvtap entered promiscuous mode [ 231.969065][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 231.982789][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready 2026/05/28 21:37:12 executed programs: 0 [ 232.242692][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.249830][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.257287][ T372] device bridge_slave_0 entered promiscuous mode [ 232.264798][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.272076][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.279707][ T372] device bridge_slave_1 entered promiscuous mode [ 232.303375][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.310560][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.318059][ T374] device bridge_slave_0 entered promiscuous mode [ 232.328293][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.335533][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.343104][ T374] device bridge_slave_1 entered promiscuous mode [ 232.418609][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.426239][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.433918][ T378] device bridge_slave_0 entered promiscuous mode [ 232.442183][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.449275][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.456917][ T378] device bridge_slave_1 entered promiscuous mode [ 232.537790][ T379] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.545114][ T379] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.552807][ T379] device bridge_slave_0 entered promiscuous mode [ 232.580982][ T379] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.588075][ T379] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.595628][ T379] device bridge_slave_1 entered promiscuous mode [ 232.612242][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.619318][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.626939][ T376] device bridge_slave_0 entered promiscuous mode [ 232.662263][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.669398][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.677061][ T376] device bridge_slave_1 entered promiscuous mode [ 232.837988][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.845087][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 232.852443][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.859899][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 232.869899][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 232.877169][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 232.885936][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 232.893935][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 232.901495][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 232.910066][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 232.918231][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 232.925320][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 232.933306][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 232.941764][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 232.950079][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 232.957111][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 232.964685][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 232.991954][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 233.002254][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 233.018002][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 233.026537][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 233.063078][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 233.071520][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 233.079511][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 233.088228][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 233.096736][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.103794][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 233.111532][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 233.136623][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 233.144676][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 233.152984][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 233.161243][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 233.168689][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 233.176500][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 233.184203][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 233.192772][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 233.201207][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 233.209498][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 233.217923][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.225024][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 233.232503][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 233.241032][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 233.249359][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 233.256452][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 233.263934][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 233.272476][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 233.280785][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 233.287819][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 233.295528][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 233.315572][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 233.323840][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.331025][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 233.339266][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 233.347565][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 233.354632][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 233.364880][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 233.380525][ T372] device veth0_vlan entered promiscuous mode [ 233.401168][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 233.410301][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 233.418337][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 233.426795][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 233.434937][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 233.450510][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 233.458089][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 233.470667][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 233.480289][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 233.494129][ T378] device veth0_vlan entered promiscuous mode [ 233.506470][ T372] device veth1_macvtap entered promiscuous mode [ 233.519515][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 233.528119][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 233.536609][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 233.545756][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 233.554113][ T351] bridge0: port 1(bridge_slave_0) entered blocking state [ 233.561200][ T351] bridge0: port 1(bridge_slave_0) entered forwarding state [ 233.569214][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 233.596976][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 233.605637][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 233.614119][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 233.623214][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 233.631795][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 233.640373][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 233.648754][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 233.657382][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 233.665718][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 233.672800][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 233.681418][ T378] device veth1_macvtap entered promiscuous mode [ 233.699212][ T374] device veth0_vlan entered promiscuous mode [ 233.712279][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 233.720174][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 233.728510][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 233.737204][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 233.746393][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 233.754781][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 233.763046][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 233.771286][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 233.779175][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 233.787506][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 233.796027][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 233.804610][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 233.812414][ T351] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 333.909532][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 333.916567][ C1] (detected by 1, t=10002 jiffies, g=1681, q=412 ncpus=2) [ 333.923797][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294970602-4294960600), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 333.937199][ C1] rcu: rcu_preempt kthread starved for 10002 jiffies! g1681 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 333.948328][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 333.958433][ C1] rcu: RCU grace-period kthread stack dump: [ 333.964355][ C1] task:rcu_preempt state:R running task stack:28496 pid:14 ppid:2 flags:0x00004000 [ 333.975179][ C1] Call Trace: [ 333.978483][ C1] [ 333.981438][ C1] __schedule+0xba6/0x1500 [ 333.985919][ C1] ? release_firmware_map_entry+0x190/0x190 [ 333.991864][ C1] schedule+0xbd/0x170 [ 333.995969][ C1] schedule_timeout+0x159/0x340 [ 334.000941][ C1] ? __cfi_schedule_timeout+0x10/0x10 [ 334.006338][ C1] ? __cfi_process_timeout+0x10/0x10 [ 334.011660][ C1] ? prepare_to_swait_event+0x308/0x320 [ 334.017239][ C1] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 334.022118][ C1] ? _raw_spin_unlock_irq+0x4d/0x70 [ 334.027351][ C1] ? rcu_gp_init+0xf30/0xf30 [ 334.032061][ C1] rcu_gp_kthread+0x99/0x390 [ 334.036674][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 334.041894][ C1] ? set_cpus_allowed_ptr+0x88/0xd0 [ 334.047128][ C1] ? __kasan_check_read+0x11/0x20 [ 334.052180][ C1] ? __kthread_parkme+0x142/0x180 [ 334.057231][ C1] kthread+0x281/0x320 [ 334.061324][ C1] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 334.066542][ C1] ? __cfi_kthread+0x10/0x10 [ 334.071158][ C1] ret_from_fork+0x1f/0x30 [ 334.075608][ C1] [ 334.078642][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 334.084975][ C1] Sending NMI from CPU 1 to CPUs 0: [ 334.090221][ C0] NMI backtrace for cpu 0 [ 334.090238][ C0] CPU: 0 PID: 401 Comm: syz.3.20 Not tainted syzkaller #0 [ 334.090254][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 334.090264][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50 [ 334.090298][ 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 9a 43 5c 01 5d c3 0f 1f 84 00 00 00 00 [ 334.090312][ C0] RSP: 0018:ffffc90000b07898 EFLAGS: 00000046 [ 334.090327][ C0] RAX: 000000000000003e RBX: 000000000000003e RCX: 0000000000000838 [ 334.090338][ C0] RDX: 0000000000000000 RSI: 000000000000003e RDI: 0000000000000838 [ 334.090354][ C0] RBP: ffffc90000b07898 R08: ffff888116743cc0 R09: 0000000000000002 [ 334.090366][ C0] R10: 0000000000000000 R11: ffffffff8134c070 R12: 000000000000003e [ 334.090377][ C0] R13: dffffc0000000000 R14: ffffffff866d8b60 R15: dffffc0000000000 [ 334.090390][ C0] FS: 00007f1ceeed76c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 334.090405][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 334.090417][ C0] CR2: 000020000006b000 CR3: 0000000123241000 CR4: 00000000003506b0 [ 334.090433][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 334.090442][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 334.090453][ C0] Call Trace: [ 334.090458][ C0] [ 334.090464][ C0] lapic_next_event+0x70/0x80 [ 334.090487][ C0] clockevents_program_min_delta+0x1b9/0x350 [ 334.090507][ C0] clockevents_program_event+0x243/0x330 [ 334.090524][ C0] tick_program_event+0xa3/0x120 [ 334.090545][ C0] hrtimer_reprogram+0x388/0x430 [ 334.090570][ C0] hrtimer_start_range_ns+0xa8a/0xc10 [ 334.090596][ C0] common_hrtimer_rearm+0x107/0x110 [ 334.090617][ C0] posixtimer_rearm+0x14e/0x340 [ 334.090633][ C0] dequeue_signal+0x1bb/0x4d0 [ 334.090655][ C0] get_signal+0x522/0x1520 [ 334.090682][ C0] arch_do_signal_or_restart+0xd1/0x1140 [ 334.090705][ C0] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 334.090726][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 334.090749][ C0] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 334.090777][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 334.090796][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 334.090814][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 334.090830][ C0] do_syscall_64+0x58/0xa0 [ 334.090850][ C0] ? clear_bhb_loop+0x30/0x80 [ 334.090865][ C0] ? clear_bhb_loop+0x30/0x80 [ 334.090879][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 334.090904][ C0] RIP: 0033:0x7f1cedf9ce57 [ 334.090927][ C0] 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 [ 334.090941][ C0] RSP: 002b:00007f1ceeed70e8 EFLAGS: 00000246 [ 334.090958][ C0] RAX: 00000000000000ca RBX: 00007f1cee215fa8 RCX: 00007f1cedf9ce59 [ 334.090970][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1cee215fa8 [ 334.090980][ C0] RBP: 00007f1cee215fa0 R08: 0000000000000000 R09: 0000000000000000 [ 334.090991][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 334.091000][ C0] R13: 00007f1cee216038 R14: 00007ffd307bc990 R15: 00007ffd307bca78 [ 334.091016][ C0] [ 334.413710][ C1] sched: RT throttling activated [ 490.689464][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 490.696658][ C0] (detected by 0, t=10002 jiffies, g=1689, q=250 ncpus=2) [ 490.703892][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294986281-4294976278), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 490.717283][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1689 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 490.728420][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 490.738411][ C0] rcu: RCU grace-period kthread stack dump: [ 490.744313][ C0] task:rcu_preempt state:R running task stack:28496 pid:14 ppid:2 flags:0x00004000 [ 490.755158][ C0] Call Trace: [ 490.758466][ C0] [ 490.761421][ C0] __schedule+0xba6/0x1500 [ 490.766062][ C0] ? release_firmware_map_entry+0x190/0x190 [ 490.772009][ C0] schedule+0xbd/0x170 [ 490.776208][ C0] schedule_timeout+0x159/0x340 [ 490.781087][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 490.786482][ C0] ? __cfi_process_timeout+0x10/0x10 [ 490.791871][ C0] ? prepare_to_swait_event+0x308/0x320 [ 490.797519][ C0] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 490.802469][ C0] ? _raw_spin_unlock_irq+0x4d/0x70 [ 490.807747][ C0] ? rcu_gp_init+0xf30/0xf30 [ 490.812363][ C0] rcu_gp_kthread+0x99/0x390 [ 490.816981][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 490.822220][ C0] ? set_cpus_allowed_ptr+0x88/0xd0 [ 490.827547][ C0] ? __kasan_check_read+0x11/0x20 [ 490.832669][ C0] ? __kthread_parkme+0x142/0x180 [ 490.837730][ C0] kthread+0x281/0x320 [ 490.841831][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 490.847140][ C0] ? __cfi_kthread+0x10/0x10 [ 490.851790][ C0] ret_from_fork+0x1f/0x30 [ 490.856242][ C0] [ 490.859281][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 490.865621][ C0] CPU: 0 PID: 401 Comm: syz.3.20 Not tainted syzkaller #0 [ 490.872756][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026 [ 490.882915][ C0] RIP: 0010:handle_softirqs+0x144/0x600 [ 490.888494][ C0] Code: 85 e8 c0 46 b8 03 65 66 89 1d 08 00 c0 7e 48 c7 c7 c0 06 69 85 e8 ac 46 b8 03 65 44 89 25 8c fd be 7e fb 49 c7 c5 c0 a0 00 87 <44> 89 65 ac b8 ff ff ff ff 0f bc 45 ac 89 c3 ff c3 0f 84 a2 02 00 [ 490.908126][ C0] RSP: 0018:ffffc90000007f30 EFLAGS: 00000286 [ 490.914288][ C0] RAX: 0000000000000000 RBX: 0000000000000008 RCX: d22073fb4b133600 [ 490.922285][ C0] RDX: 1ffffffff0f6e800 RSI: ffffffff856906c0 RDI: ffffffff85ca9160 [ 490.930281][ C0] RBP: ffffc90000007fc0 R08: ffffffff87b74008 R09: ffffffff87b74018 [ 490.938277][ C0] R10: ffffffff87b74003 R11: 1ffffffff0f6e800 R12: 0000000000000000 [ 490.946283][ C0] R13: ffffffff8700a0c0 R14: 0000000000000008 R15: ffff888116743cc0 [ 490.954276][ C0] FS: 00007f1ceeed76c0(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 490.963235][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 490.969839][ C0] CR2: 000020000006b000 CR3: 0000000123241000 CR4: 00000000003506b0 [ 490.977836][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 490.985920][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 490.993917][ C0] Call Trace: [ 490.997220][ C0] [ 491.000083][ C0] ? irqtime_account_irq+0xc4/0x240 [ 491.005335][ C0] __irq_exit_rcu+0x52/0xf0 [ 491.009964][ C0] irq_exit_rcu+0x9/0x10 [ 491.014239][ C0] sysvec_apic_timer_interrupt+0xa9/0xc0 [ 491.020208][ C0] [ 491.023155][ C0] [ 491.026108][ C0] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 491.032127][ C0] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 491.037965][ C0] Code: 74 12 48 89 fb 48 c7 c7 00 d5 0d 87 e8 21 b6 b4 fc 48 89 df 48 83 3d 66 6a 0b 02 00 74 26 e8 13 0d 00 00 90 fb bf 01 00 00 00 a3 3b 4a fc 65 8b 05 14 03 00 7b 85 c0 74 03 5b 5d c3 e8 14 12 [ 491.057597][ C0] RSP: 0018:ffffc90000b07bb0 EFLAGS: 00000246 [ 491.063694][ C0] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 491.072051][ C0] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 491.080050][ C0] RBP: ffffc90000b07bb8 R08: ffffc90000b07dff R09: 1ffff92000160fbf [ 491.088050][ C0] R10: dffffc0000000000 R11: fffff52000160fc0 R12: dffffc0000000000 [ 491.096061][ C0] R13: 1ffff110211fe084 R14: 000000001c000004 R15: ffff888108ff0420 [ 491.104075][ C0] get_signal+0x12a4/0x1520 [ 491.108625][ C0] arch_do_signal_or_restart+0xd1/0x1140 [ 491.114289][ C0] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 491.120216][ C0] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 491.126422][ C0] exit_to_user_mode_loop+0x7a/0xb0 [ 491.131742][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 491.137239][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 491.142725][ C0] do_syscall_64+0x58/0xa0 [ 491.147173][ C0] ? clear_bhb_loop+0x30/0x80 [ 491.151888][ C0] ? clear_bhb_loop+0x30/0x80 [ 491.156589][ C0] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 491.162525][ C0] RIP: 0033:0x7f1cedf9ce57 [ 491.166968][ C0] 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 [ 491.186602][ C0] RSP: 002b:00007f1ceeed70e8 EFLAGS: 00000246 [ 491.192701][ C0] RAX: 00000000000000ca RBX: 00007f1cee215fa8 RCX: 00007f1cedf9ce59 [ 491.200707][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f1cee215fa8 [ 491.208700][ C0] RBP: 00007f1cee215fa0 R08: 0000000000000000 R09: 0000000000000000 [ 491.216702][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 491.224696][ C0] R13: 00007f1cee216038 R14: 00007ffd307bc990 R15: 00007ffd307bca78 [ 491.232695][ C0]