Warning: Permanently added '10.128.1.199' (ED25519) to the list of known hosts. 2026/01/21 11:47:33 parsed 1 programs [ 242.086470][ T28] audit: type=1400 audit(1768996053.912:64): avc: denied { node_bind } for pid=285 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 242.107212][ T28] audit: type=1400 audit(1768996053.912:65): avc: denied { module_request } for pid=285 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 [ 242.807038][ T28] audit: type=1400 audit(1768996054.632:66): avc: denied { mounton } for pid=291 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 242.808392][ T291] cgroup: Unknown subsys name 'net' [ 242.829780][ T28] audit: type=1400 audit(1768996054.632:67): avc: denied { mount } for pid=291 comm="syz-executor" name="/" dev="cgroup2" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 242.857040][ T28] audit: type=1400 audit(1768996054.672:68): avc: denied { unmount } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 242.857245][ T291] cgroup: Unknown subsys name 'devices' [ 242.974913][ T291] cgroup: Unknown subsys name 'hugetlb' [ 242.980521][ T291] cgroup: Unknown subsys name 'rlimit' [ 243.091269][ T28] audit: type=1400 audit(1768996054.912:69): avc: denied { setattr } for pid=291 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=258 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 243.114429][ T28] audit: type=1400 audit(1768996054.912:70): avc: denied { create } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 243.134836][ T28] audit: type=1400 audit(1768996054.912:71): avc: denied { write } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 243.148514][ T295] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 243.155122][ T28] audit: type=1400 audit(1768996054.912:72): avc: denied { read } for pid=291 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 Setting up swapspace version 1, size = 127995904 bytes [ 243.183805][ T28] audit: type=1400 audit(1768996054.912:73): avc: denied { mounton } for pid=291 comm="syz-executor" path="/proc/sys/fs/binfmt_misc" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=dir permissive=1 [ 243.230052][ T291] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 243.933430][ T303] request_module fs-gadgetfs succeeded, but still no fs? [ 244.523069][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 244.530198][ T344] bridge0: port 1(bridge_slave_0) entered disabled state [ 244.538245][ T344] device bridge_slave_0 entered promiscuous mode [ 244.545446][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 244.552532][ T344] bridge0: port 2(bridge_slave_1) entered disabled state [ 244.560432][ T344] device bridge_slave_1 entered promiscuous mode [ 244.619215][ T344] bridge0: port 2(bridge_slave_1) entered blocking state [ 244.626298][ T344] bridge0: port 2(bridge_slave_1) entered forwarding state [ 244.633613][ T344] bridge0: port 1(bridge_slave_0) entered blocking state [ 244.640638][ T344] bridge0: port 1(bridge_slave_0) entered forwarding state [ 244.664289][ T312] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 244.672010][ T312] bridge0: port 1(bridge_slave_0) entered disabled state [ 244.679585][ T312] bridge0: port 2(bridge_slave_1) entered disabled state [ 244.694322][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 244.702549][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 244.709599][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 244.717182][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 244.726563][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 244.733619][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 244.755248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 244.764451][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 244.772410][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 244.781361][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 244.789875][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 244.797302][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 244.805273][ T344] device veth0_vlan entered promiscuous mode 2026/01/21 11:47:36 executed programs: 0 [ 244.815008][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 244.823936][ T344] device veth1_macvtap entered promiscuous mode [ 244.832744][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 244.842278][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 244.984540][ T368] bridge0: port 1(bridge_slave_0) entered blocking state [ 244.991587][ T368] bridge0: port 1(bridge_slave_0) entered disabled state [ 244.999071][ T368] device bridge_slave_0 entered promiscuous mode [ 245.013890][ T368] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.020924][ T368] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.028472][ T368] device bridge_slave_1 entered promiscuous mode [ 245.135225][ T371] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.142264][ T371] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.149985][ T371] device bridge_slave_0 entered promiscuous mode [ 245.157734][ T371] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.164918][ T371] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.172153][ T371] device bridge_slave_1 entered promiscuous mode [ 245.232794][ T377] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.240218][ T377] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.247648][ T377] device bridge_slave_0 entered promiscuous mode [ 245.254667][ T377] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.261692][ T377] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.269102][ T377] device bridge_slave_1 entered promiscuous mode [ 245.314938][ T374] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.321974][ T374] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.329369][ T374] device bridge_slave_0 entered promiscuous mode [ 245.336420][ T374] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.344126][ T374] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.351510][ T374] device bridge_slave_1 entered promiscuous mode [ 245.365992][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.373112][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 245.380376][ T376] device bridge_slave_0 entered promiscuous mode [ 245.390219][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.397563][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 245.404976][ T376] device bridge_slave_1 entered promiscuous mode [ 245.516151][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 245.523755][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 245.532442][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 245.540850][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 245.548992][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.556021][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 245.577440][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 245.589717][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 245.598098][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 245.606303][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.613331][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 245.664653][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 245.672677][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 245.690446][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1: link becomes ready [ 245.698037][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 245.714833][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 245.728000][ T371] device veth0_vlan entered promiscuous mode [ 245.753594][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_bridge: link becomes ready [ 245.761874][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 245.770457][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.777498][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 245.785117][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 245.793126][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_bridge: link becomes ready [ 245.801308][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 245.809464][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 245.816485][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 245.823884][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_hsr: link becomes ready [ 245.831840][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 245.839803][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_hsr: link becomes ready [ 245.847775][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 245.855761][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 245.863367][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 245.870675][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 245.891706][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 245.915903][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 245.924658][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 245.933576][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 245.941796][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 245.950262][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 245.958830][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.965862][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 245.973205][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 245.982145][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 245.989170][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 245.996520][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 246.004225][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 246.019783][ T368] device veth0_vlan entered promiscuous mode [ 246.026931][ T371] device veth1_macvtap entered promiscuous mode [ 246.033926][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 246.042080][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 246.049099][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 246.057044][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 246.065069][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 246.073047][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 246.081118][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 246.088133][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 246.099248][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 246.106733][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 246.117916][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0: link becomes ready [ 246.147425][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 246.156234][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 246.164312][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 246.172143][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 246.180287][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 246.204107][ T368] device veth1_macvtap entered promiscuous mode [ 246.214687][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 246.225182][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 246.233463][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 246.240771][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 246.248475][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 246.257002][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_0: link becomes ready [ 246.265247][ T10] bridge0: port 1(bridge_slave_0) entered blocking state [ 246.272253][ T10] bridge0: port 1(bridge_slave_0) entered forwarding state [ 246.279656][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge_slave_1: link becomes ready [ 246.287884][ T10] bridge0: port 2(bridge_slave_1) entered blocking state [ 246.294919][ T10] bridge0: port 2(bridge_slave_1) entered forwarding state [ 246.302354][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_0: link becomes ready [ 246.310349][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): hsr_slave_1: link becomes ready [ 246.318361][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 246.326500][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_macvtap: link becomes ready [ 246.334723][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): macsec0: link becomes ready [ 246.342253][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): bridge0: link becomes ready [ 246.351585][ T376] device veth0_vlan entered promiscuous mode [ 246.363804][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_0: link becomes ready [ 246.372015][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_to_batadv: link becomes ready [ 246.380340][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_virt_wifi: link becomes ready [ 246.388765][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_virt_wifi: link becomes ready [ 246.406134][ T374] device veth0_vlan entered promiscuous mode [ 246.414380][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): batadv_slave_1: link becomes ready [ 246.422616][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_to_batadv: link becomes ready [ 246.431147][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_vlan: link becomes ready [ 246.439070][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): veth0_vlan: link becomes ready [ 246.447536][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan0: link becomes ready [ 246.455028][ T10] IPv6: ADDRCONF(NETDEV_CHANGE): vlan1: link becomes ready [ 246.470744][ T376] device veth1_macvtap entered promiscuous mode [ 246.483553][ T8] IPv6: ADDRCONF(NETDEV_CHANGE): veth1_macvtap: link becomes ready [ 346.512783][ C0] rcu: INFO: rcu_preempt detected stalls on CPUs/tasks: [ 346.519782][ C0] (detected by 0, t=10002 jiffies, g=1433, q=572 ncpus=2) [ 346.526973][ C0] rcu: All QSes seen, last rcu_preempt kthread activity 10003 (4294971867-4294961864), jiffies_till_next_fqs=1, root ->qsmask 0x0 [ 346.540330][ C0] rcu: rcu_preempt kthread starved for 10004 jiffies! g1433 f0x2 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=1 [ 346.551429][ C0] rcu: Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior. [ 346.561387][ C0] rcu: RCU grace-period kthread stack dump: [ 346.567261][ C0] task:rcu_preempt state:R running task stack:28064 pid:14 ppid:2 flags:0x00004000 [ 346.578044][ C0] Call Trace: [ 346.581316][ C0] [ 346.584243][ C0] __schedule+0xba6/0x1500 [ 346.588677][ C0] ? release_firmware_map_entry+0x190/0x190 [ 346.594567][ C0] schedule+0xbd/0x170 [ 346.598634][ C0] schedule_timeout+0x159/0x340 [ 346.603474][ C0] ? __cfi_schedule_timeout+0x10/0x10 [ 346.608842][ C0] ? __cfi_process_timeout+0x10/0x10 [ 346.614125][ C0] ? prepare_to_swait_event+0x308/0x320 [ 346.619669][ C0] rcu_gp_fqs_loop+0x2e9/0x10c0 [ 346.624513][ C0] ? _raw_spin_unlock_irq+0x4d/0x70 [ 346.629712][ C0] ? rcu_gp_init+0xf30/0xf30 [ 346.634296][ C0] rcu_gp_kthread+0x99/0x390 [ 346.638875][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 346.644072][ C0] ? __kasan_check_read+0x11/0x20 [ 346.649089][ C0] ? __kthread_parkme+0x142/0x180 [ 346.654103][ C0] kthread+0x281/0x320 [ 346.658169][ C0] ? __cfi_rcu_gp_kthread+0x10/0x10 [ 346.663364][ C0] ? __cfi_kthread+0x10/0x10 [ 346.667948][ C0] ret_from_fork+0x1f/0x30 [ 346.672361][ C0] [ 346.675380][ C0] rcu: Stack dump where RCU GP kthread last ran: [ 346.681698][ C0] Sending NMI from CPU 0 to CPUs 1: [ 346.686902][ C1] NMI backtrace for cpu 1 [ 346.686911][ C1] CPU: 1 PID: 426 Comm: syz.0.17 Not tainted syzkaller #0 [ 346.686926][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/25/2025 [ 346.686934][ C1] RIP: 0010:complete_signal+0x82a/0xe10 [ 346.686962][ C1] Code: 00 00 eb 15 e8 17 ba 2b 00 41 be 01 00 00 00 49 bc 00 00 00 00 00 fc ff df 48 89 df be 08 00 00 00 e8 0a e9 70 00 f0 80 0b 04 <48> 89 df 44 89 f6 e8 bb 9a 07 00 41 89 c6 31 ff 89 c6 e8 ff bd 2b [ 346.686974][ C1] RSP: 0018:ffffc900001b0b80 EFLAGS: 00000002 [ 346.686988][ C1] RAX: ffffffff81458f01 RBX: ffff888115d32880 RCX: ffffffff81458fc6 [ 346.686999][ C1] RDX: 0000000000000001 RSI: 0000000000000008 RDI: ffff888115d32880 [ 346.687009][ C1] RBP: ffffc900001b0c58 R08: ffff888115d32887 R09: 1ffff11022ba6510 [ 346.687020][ C1] R10: dffffc0000000000 R11: ffffed1022ba6511 R12: dffffc0000000000 [ 346.687031][ C1] R13: 1ffff92000036178 R14: 0000000000000001 R15: ffff88811477a720 [ 346.687042][ C1] FS: 00007feea15856c0(0000) GS:ffff8881f7100000(0000) knlGS:0000000000000000 [ 346.687055][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 346.687066][ C1] CR2: 000020000006b000 CR3: 00000001210e4000 CR4: 00000000003506a0 [ 346.687079][ C1] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 346.687088][ C1] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 346.687097][ C1] Call Trace: [ 346.687102][ C1] [ 346.687107][ C1] ? __kasan_check_write+0x14/0x20 [ 346.687123][ C1] ? prepare_signal+0xb40/0xb40 [ 346.687144][ C1] send_sigqueue+0x38b/0x650 [ 346.687165][ C1] posix_timer_fn+0x16a/0x3f0 [ 346.687183][ C1] ? __cfi_posix_timer_fn+0x10/0x10 [ 346.687228][ C1] __hrtimer_run_queues+0x3d5/0xa00 [ 346.687251][ C1] ? hrtimer_interrupt+0x8c0/0x8c0 [ 346.687271][ C1] ? ktime_get_update_offsets_now+0x30c/0x320 [ 346.687289][ C1] hrtimer_interrupt+0x3c7/0x8c0 [ 346.687312][ C1] __sysvec_apic_timer_interrupt+0x11e/0x440 [ 346.687334][ C1] sysvec_apic_timer_interrupt+0xa4/0xc0 [ 346.687356][ C1] [ 346.687360][ C1] [ 346.687364][ C1] asm_sysvec_apic_timer_interrupt+0x1b/0x20 [ 346.687387][ C1] RIP: 0010:_raw_spin_unlock_irq+0x48/0x70 [ 346.687405][ C1] Code: 74 12 48 89 fb 48 c7 c7 00 d5 ed 86 e8 31 ef b6 fc 48 89 df 48 83 3d f6 4d ee 01 00 74 26 e8 13 0d 00 00 90 fb bf 01 00 00 00 c3 fa 4c fc 65 8b 05 a4 e6 02 7b 85 c0 74 03 5b 5d c3 e8 94 f5 [ 346.687417][ C1] RSP: 0018:ffffc90000eb7bb0 EFLAGS: 00000246 [ 346.687429][ C1] RAX: 0000000000000001 RBX: 0000000000000021 RCX: dffffc0000000000 [ 346.687438][ C1] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000001 [ 346.687445][ C1] RBP: ffffc90000eb7bb8 R08: ffffc90000eb7dff R09: 1ffff920001d6fbf [ 346.687455][ C1] R10: dffffc0000000000 R11: fffff520001d6fc0 R12: dffffc0000000000 [ 346.687466][ C1] R13: 1ffff110228ef4e4 R14: 000000001c000004 R15: ffff88811477a720 [ 346.687480][ C1] get_signal+0x12a4/0x1520 [ 346.687503][ C1] arch_do_signal_or_restart+0xd1/0x1140 [ 346.687522][ C1] ? __cfi___x64_sys_rt_sigreturn+0x10/0x10 [ 346.687541][ C1] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 346.687562][ C1] exit_to_user_mode_loop+0x7a/0xb0 [ 346.687578][ C1] exit_to_user_mode_prepare+0x87/0xd0 [ 346.687594][ C1] syscall_exit_to_user_mode+0x1a/0x30 [ 346.687615][ C1] do_syscall_64+0x58/0xa0 [ 346.687631][ C1] ? clear_bhb_loop+0x30/0x80 [ 346.687651][ C1] ? clear_bhb_loop+0x30/0x80 [ 346.687672][ C1] entry_SYSCALL_64_after_hwframe+0x68/0xd2 [ 346.687692][ C1] RIP: 0033:0x7feea079acb7 [ 346.687711][ 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 [ 346.687722][ C1] RSP: 002b:00007feea15850e8 EFLAGS: 00000246 [ 346.687734][ C1] RAX: 00000000000000ca RBX: 00007feea0a15fa8 RCX: 00007feea079acb9 [ 346.687744][ C1] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007feea0a15fa8 [ 346.687753][ C1] RBP: 00007feea0a15fa0 R08: 0000000000000000 R09: 0000000000000000 [ 346.687762][ C1] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 346.687771][ C1] R13: 00007feea0a16038 R14: 00007fffb2ec7840 R15: 00007fffb2ec7928 [ 346.687783][ C1] [ 347.096673][ C0] sched: RT throttling activated