Warning: Permanently added '10.128.1.44' (ED25519) to the list of known hosts. 2025/12/08 07:26:19 parsed 1 programs [ 133.354277][ T30] audit: type=1400 audit(1765178779.507:64): avc: denied { node_bind } for pid=281 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 133.362209][ T30] audit: type=1400 audit(1765178779.507:65): avc: denied { module_request } for pid=281 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 [ 133.896465][ T30] audit: type=1400 audit(1765178780.047:66): avc: denied { mounton } for pid=289 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 [ 133.897382][ T289] cgroup: Unknown subsys name 'net' [ 133.919469][ T30] audit: type=1400 audit(1765178780.047:67): avc: denied { mount } for pid=289 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 [ 133.947178][ T30] audit: type=1400 audit(1765178780.077:68): avc: denied { unmount } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 133.947335][ T289] cgroup: Unknown subsys name 'devices' [ 134.153184][ T289] cgroup: Unknown subsys name 'hugetlb' [ 134.159054][ T289] cgroup: Unknown subsys name 'rlimit' [ 134.358188][ T30] audit: type=1400 audit(1765178780.507:69): avc: denied { setattr } for pid=289 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 [ 134.381563][ T30] audit: type=1400 audit(1765178780.507:70): avc: denied { create } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 134.402397][ T30] audit: type=1400 audit(1765178780.507:71): avc: denied { write } for pid=289 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 134.408169][ T292] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 134.423247][ T30] audit: type=1400 audit(1765178780.507:72): avc: denied { read } for pid=289 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 [ 134.452153][ T30] audit: type=1400 audit(1765178780.507:73): avc: denied { mounton } for pid=289 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 [ 134.500328][ T289] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 134.962236][ T298] request_module fs-gadgetfs succeeded, but still no fs? [ 135.388125][ T332] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.401581][ T332] bridge0: port 1(bridge_slave_0) entered disabled state [ 135.409088][ T332] device bridge_slave_0 entered promiscuous mode [ 135.424163][ T332] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.431311][ T332] bridge0: port 2(bridge_slave_1) entered disabled state [ 135.438858][ T332] device bridge_slave_1 entered promiscuous mode [ 135.591679][ T332] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.599841][ T332] bridge0: port 2(bridge_slave_1) entered forwarding state [ 135.607392][ T332] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.614564][ T332] bridge0: port 1(bridge_slave_0) entered forwarding state [ 135.656465][ T335] bridge0: port 1(bridge_slave_0) entered disabled state [ 135.671792][ T335] bridge0: port 2(bridge_slave_1) entered disabled state [ 135.679452][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 135.687539][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 135.702148][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 135.710513][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 135.717836][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 135.747461][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 135.757669][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 135.764871][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 135.793582][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 135.803522][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 135.811393][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 135.821115][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 135.829118][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 135.836749][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready 2025/12/08 07:26:22 executed programs: 0 [ 135.844848][ T332] device veth0_vlan entered promiscuous mode [ 135.853872][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 135.862812][ T332] device veth1_macvtap entered promiscuous mode [ 135.871176][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 135.880691][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 135.965880][ T332] syz-executor (332) used greatest stack depth: 21272 bytes left [ 136.094504][ T366] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.101845][ T366] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.109462][ T366] device bridge_slave_0 entered promiscuous mode [ 136.116283][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.123452][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.130783][ T368] device bridge_slave_0 entered promiscuous mode [ 136.139189][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.146348][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.153658][ T368] device bridge_slave_1 entered promiscuous mode [ 136.165585][ T366] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.172725][ T366] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.179984][ T366] device bridge_slave_1 entered promiscuous mode [ 136.228403][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.235490][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.242972][ T371] device bridge_slave_0 entered promiscuous mode [ 136.262806][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.269864][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.277217][ T371] device bridge_slave_1 entered promiscuous mode [ 136.292402][ T373] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.299457][ T373] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.307138][ T373] device bridge_slave_0 entered promiscuous mode [ 136.323926][ T373] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.330978][ T373] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.338600][ T373] device bridge_slave_1 entered promiscuous mode [ 136.404097][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.411177][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 136.419527][ T372] device bridge_slave_0 entered promiscuous mode [ 136.444157][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.451374][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 136.458808][ T372] device bridge_slave_1 entered promiscuous mode [ 136.615287][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 136.622822][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 136.651630][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 136.659970][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 136.669094][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.676688][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 136.684161][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 136.692551][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 136.701131][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.708335][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 136.731200][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 136.738913][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 136.747027][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 136.754849][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 136.771170][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 136.779677][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 136.788011][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.795437][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 136.817916][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 136.826259][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 136.834211][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 136.842587][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 136.850715][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 136.857836][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 136.869815][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 136.877514][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 136.904520][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 136.914048][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 136.922079][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 136.932594][ T366] device veth0_vlan entered promiscuous mode [ 136.945266][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 136.953438][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 136.961857][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 136.970619][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 136.977659][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 136.985333][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 136.994217][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 137.002386][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.009767][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 137.017259][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 137.025125][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 137.032608][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 137.042797][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 137.063562][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 137.071253][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 137.078857][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 137.087417][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 137.101406][ T366] device veth1_macvtap entered promiscuous mode [ 137.112800][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 137.121323][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 137.129877][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.137127][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.144690][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 137.153509][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 137.161815][ T335] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.168911][ T335] bridge0: port 2(bridge_slave_1) entered forwarding state [ 137.176319][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 137.189446][ T368] device veth0_vlan entered promiscuous mode [ 137.202064][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 137.210536][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 137.218141][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 137.225811][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 137.234687][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 137.243299][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 137.267570][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 137.276128][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 137.285011][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 137.293482][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 137.312208][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 137.320401][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 137.328846][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 137.336405][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 137.344974][ T368] device veth1_macvtap entered promiscuous mode [ 137.355397][ T373] device veth0_vlan entered promiscuous mode [ 137.362108][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 137.370103][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 137.377737][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 137.407921][ T373] device veth1_macvtap entered promiscuous mode [ 137.415696][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 137.426874][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 137.435682][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 137.444769][ T335] bridge0: port 1(bridge_slave_0) entered blocking state [ 137.452034][ T335] bridge0: port 1(bridge_slave_0) entered forwarding state [ 137.471711][ T335] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 137.483125][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 137.491428][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 137.500791][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 137.507885][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 237.551492][ C1] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 237.558664][ C1] (detected by 1, t=10002 jiffies, g=1349, q=512) [ 237.565609][ C1] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294960979-4294950976), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 237.579151][ C1] rcu: rcu_preempt kthread starved for 10004 jiffies! g1349 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0 [ 237.590345][ C1] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 237.600454][ C1] rcu: RCU grace-period kthread stack dump: [ 237.606343][ C1] task:rcu_preempt state:R running task stack:28752 pid: 14 ppid: 2 flags:0x00004000 [ 237.617218][ C1] Call Trace: [ 237.620498][ C1] [ 237.623434][ C1] __schedule+0xb6e/0x14c0 [ 237.627867][ C1] ? release_firmware_map_entry+0x190/0x190 [ 237.633768][ C1] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 237.639662][ C1] ? __mod_timer+0x7ae/0xb30 [ 237.644282][ C1] schedule+0x11e/0x1e0 [ 237.648441][ C1] schedule_timeout+0x12c/0x2e0 [ 237.653294][ C1] ? console_conditional_schedule+0x30/0x30 [ 237.659378][ C1] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 237.664868][ C1] ? update_process_times+0x200/0x200 [ 237.670255][ C1] ? prepare_to_swait_event+0x308/0x320 [ 237.675816][ C1] rcu_gp_fqs_loop+0x293/0xf60 [ 237.680675][ C1] ? debug_smp_processor_id+0x17/0x20 [ 237.686056][ C1] ? __note_gp_changes+0x4e2/0x9e0 [ 237.691477][ C1] ? rcu_gp_init+0xc00/0xc00 [ 237.696448][ C1] ? _raw_spin_unlock_irq+0x4e/0x70 [ 237.701748][ C1] ? rcu_gp_init+0x9a7/0xc00 [ 237.706351][ C1] rcu_gp_kthread+0x98/0x330 [ 237.710950][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 237.715630][ C1] ? __kasan_check_read+0x11/0x20 [ 237.720661][ C1] ? __kthread_parkme+0xac/0x200 [ 237.725613][ C1] ? preempt_count_add+0x90/0x1b0 [ 237.730739][ C1] kthread+0x411/0x500 [ 237.734852][ C1] ? wake_nocb_gp+0x1d0/0x1d0 [ 237.739561][ C1] ? kthread_blkcg+0xd0/0xd0 [ 237.744161][ C1] ret_from_fork+0x1f/0x30 [ 237.748587][ C1] [ 237.751605][ C1] rcu: Stack dump where RCU GP kthread last ran: [ 237.758116][ C1] Sending NMI from CPU 1 to CPUs 0: [ 237.763325][ C0] NMI backtrace for cpu 0 [ 237.763333][ C0] CPU: 0 PID: 426 Comm: syz.2.19 Not tainted syzkaller #0 [ 237.763348][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 237.763356][ C0] RIP: 0010:native_apic_msr_write+0x39/0x50 [ 237.763377][ 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 ba 72 3a 01 5d c3 0f 1f 84 00 00 00 00 [ 237.763389][ C0] RSP: 0018:ffffc90000e07880 EFLAGS: 00000046 [ 237.763403][ C0] RAX: 000000000000003e RBX: 000000000000003e RCX: 0000000000000838 [ 237.763414][ C0] RDX: 0000000000000000 RSI: 000000000000003e RDI: 0000000000000838 [ 237.763423][ C0] RBP: ffffc90000e07880 R08: ffff8881130893c0 R09: 0000000000000002 [ 237.763433][ C0] R10: 0000000000000003 R11: 0000000000000000 R12: 000000000000003e [ 237.763441][ C0] R13: dffffc0000000000 R14: ffffffff85e659f8 R15: dffffc0000000000 [ 237.763452][ C0] FS: 00007f07a43fe6c0(0000) GS:ffff8881f7000000(0000) knlGS:0000000000000000 [ 237.763474][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 237.763484][ C0] CR2: 000020000006b000 CR3: 0000000110c1e000 CR4: 00000000003506b0 [ 237.763500][ C0] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 237.763508][ C0] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 237.763518][ C0] Call Trace: [ 237.763523][ C0] [ 237.763527][ C0] lapic_next_event+0x5f/0x70 [ 237.763542][ C0] clockevents_program_min_delta+0x1a7/0x340 [ 237.763559][ C0] clockevents_program_event+0x21f/0x300 [ 237.763573][ C0] tick_program_event+0xa3/0x120 [ 237.763587][ C0] hrtimer_reprogram+0x388/0x430 [ 237.763604][ C0] hrtimer_start_range_ns+0xa76/0xc00 [ 237.763621][ C0] common_hrtimer_rearm+0xf6/0x100 [ 237.763637][ C0] posixtimer_rearm+0x13d/0x330 [ 237.763652][ C0] dequeue_signal+0x173/0x440 [ 237.763667][ C0] get_signal+0x696/0x1480 [ 237.763684][ C0] arch_do_signal_or_restart+0xc1/0x10f0 [ 237.763700][ C0] ? load_gs_index+0xb0/0xb0 [ 237.763714][ C0] ? get_sigframe_size+0x10/0x10 [ 237.763729][ C0] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 237.763748][ C0] exit_to_user_mode_loop+0xa7/0xe0 [ 237.763762][ C0] exit_to_user_mode_prepare+0x87/0xd0 [ 237.763775][ C0] syscall_exit_to_user_mode+0x1a/0x30 [ 237.763788][ C0] do_syscall_64+0x58/0xa0 [ 237.763803][ C0] ? clear_bhb_loop+0x50/0xa0 [ 237.763815][ C0] ? clear_bhb_loop+0x50/0xa0 [ 237.763827][ C0] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 237.763844][ C0] RIP: 0033:0x7f07a458e747 [ 237.763857][ 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 [ 237.763868][ C0] RSP: 002b:00007f07a43fe0e8 EFLAGS: 00000246 [ 237.763879][ C0] RAX: 00000000000000ca RBX: 00007f07a47e4fa8 RCX: 00007f07a458e749 [ 237.763889][ C0] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007f07a47e4fa8 [ 237.763898][ C0] RBP: 00007f07a47e4fa0 R08: 0000000000000000 R09: 0000000000000000 [ 237.763907][ C0] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 237.763916][ C0] R13: 00007f07a47e5038 R14: 00007ffd24dcac90 R15: 00007ffd24dcad78 [ 237.763928][ C0] [ 347.851442][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 347.858430][ C0] (detected by 0, t=10002 jiffies, g=1357, q=212) [ 347.864937][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10002 (4294972008-4294962006), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 347.878390][ C0] rcu: rcu_preempt kthread starved for 10002 jiffies! g1357 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 347.889596][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 347.899912][ C0] rcu: RCU grace-period kthread stack dump: [ 347.906094][ C0] task:rcu_preempt state:R running task stack:28752 pid: 14 ppid: 2 flags:0x00004000 [ 347.917232][ C0] Call Trace: [ 347.920511][ C0] [ 347.923531][ C0] __schedule+0xb6e/0x14c0 [ 347.928135][ C0] ? release_firmware_map_entry+0x190/0x190 [ 347.934031][ C0] ? _raw_spin_unlock_irqrestore+0x5b/0x80 [ 347.939948][ C0] ? __mod_timer+0x7ae/0xb30 [ 347.944547][ C0] schedule+0x11e/0x1e0 [ 347.948715][ C0] schedule_timeout+0x12c/0x2e0 [ 347.953568][ C0] ? console_conditional_schedule+0x30/0x30 [ 347.959477][ C0] ? _raw_spin_lock_irqsave+0xb0/0x110 [ 347.965085][ C0] ? update_process_times+0x200/0x200 [ 347.971163][ C0] ? prepare_to_swait_event+0x308/0x320 [ 347.976712][ C0] rcu_gp_fqs_loop+0x293/0xf60 [ 347.981484][ C0] ? debug_smp_processor_id+0x17/0x20 [ 347.986868][ C0] ? __note_gp_changes+0x4e2/0x9e0 [ 347.991981][ C0] ? rcu_gp_init+0xc00/0xc00 [ 347.996579][ C0] ? _raw_spin_unlock_irq+0x4e/0x70 [ 348.001781][ C0] ? rcu_gp_init+0x9a7/0xc00 [ 348.006379][ C0] rcu_gp_kthread+0x98/0x330 [ 348.011243][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 348.016020][ C0] ? __kasan_check_read+0x11/0x20 [ 348.021050][ C0] ? __kthread_parkme+0xac/0x200 [ 348.025996][ C0] ? preempt_count_add+0x90/0x1b0 [ 348.031025][ C0] kthread+0x411/0x500 [ 348.035104][ C0] ? wake_nocb_gp+0x1d0/0x1d0 [ 348.039785][ C0] ? kthread_blkcg+0xd0/0xd0 [ 348.044382][ C0] ret_from_fork+0x1f/0x30 [ 348.048979][ C0] [ 348.052092][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 348.058564][ C0] Sending NMI from CPU 0 to CPUs 1: [ 348.063947][ C1] NMI backtrace for cpu 1 [ 348.063955][ C1] CPU: 1 PID: 424 Comm: syz.0.23 Not tainted syzkaller #0 [ 348.063970][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 348.063978][ C1] RIP: 0010:hrtimer_forward+0x1f4/0x2a0 [ 348.063999][ C1] Code: d0 eb 07 e8 5e d6 0e 00 31 c0 48 83 c4 20 5b 41 5c 41 5d 41 5e 41 5f 5d c3 e8 48 d6 0e 00 0f 0b eb e6 4c 89 e8 31 d2 49 f7 f4 <48> 89 45 d0 49 89 c7 4d 0f af fc 48 b8 00 00 00 00 00 fc ff df 48 [ 348.064010][ C1] RSP: 0018:ffffc90000de7a70 EFLAGS: 00000046 [ 348.064025][ C1] RAX: 00000000000009c1 RBX: ffff88811f3ac598 RCX: ffff88811181bb40 [ 348.064035][ C1] RDX: 0000000000000001 RSI: 0000000000000008 RDI: 0000000000004e09 [ 348.064045][ C1] RBP: ffffc90000de7ab8 R08: 0000000000000004 R09: 0000000000000003 [ 348.064054][ C1] R10: fffff520001bcf40 R11: 1ffff920001bcf40 R12: 0000000000000008 [ 348.064064][ C1] R13: 0000000000004e09 R14: 00000051085a912e R15: 0000000000000008 [ 348.064074][ C1] FS: 00007fc755bdb6c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 348.064088][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 348.064099][ C1] CR2: 000020000006b000 CR3: 000000011f38c000 CR4: 00000000003506a0 [ 348.064114][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 348.064123][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 348.064132][ C1] Call Trace: [ 348.064137][ C1] [ 348.064142][ C1] ? ktime_get+0x12f/0x160 [ 348.064156][ C1] common_hrtimer_rearm+0x87/0x100 [ 348.064172][ C1] posixtimer_rearm+0x13d/0x330 [ 348.064188][ C1] dequeue_signal+0x173/0x440 [ 348.064203][ C1] get_signal+0x696/0x1480 [ 348.064220][ C1] arch_do_signal_or_restart+0xc1/0x10f0 [ 348.064236][ C1] ? load_gs_index+0xb0/0xb0 [ 348.064250][ C1] ? get_sigframe_size+0x10/0x10 [ 348.064264][ C1] ? sysvec_apic_timer_interrupt+0x64/0xc0 [ 348.064283][ C1] exit_to_user_mode_loop+0xa7/0xe0 [ 348.064297][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 348.064310][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 348.064323][ C1] do_syscall_64+0x58/0xa0 [ 348.064338][ C1] ? clear_bhb_loop+0x50/0xa0 [ 348.064350][ C1] ? clear_bhb_loop+0x50/0xa0 [ 348.064362][ C1] entry_SYSCALL_64_after_hwframe+0x66/0xd0 [ 348.064378][ C1] RIP: 0033:0x7fc755d6b747 [ 348.064391][ C1] 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 [ 348.064402][ C1] RSP: 002b:00007fc755bdb0e8 EFLAGS: 00000246 [ 348.064414][ C1] RAX: 00000000000000ca RBX: 00007fc755fc1fa8 RCX: 00007fc755d6b749 [ 348.064423][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fc755fc1fa8 [ 348.064432][ C1] RBP: 00007fc755fc1fa0 R08: 0000000000000000 R09: 0000000000000000 [ 348.064442][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 348.064451][ C1] R13: 00007fc755fc2038 R14: 00007ffe30d57710 R15: 00007ffe30d577f8 [ 348.064463][ C1] [ 348.360091][ C0] sched: RT throttling activated