Warning: Permanently added '10.128.0.109' (ED25519) to the list of known hosts. 2026/04/22 05:37:36 parsed 1 programs [ 139.565247][ T36] audit: type=1400 audit(1776836256.010:64): avc: denied { node_bind } for pid=290 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 140.712590][ T36] audit: type=1400 audit(1776836257.160:65): avc: denied { mounton } for pid=296 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 [ 140.713928][ T296] cgroup: Unknown subsys name 'net' [ 140.735259][ T36] audit: type=1400 audit(1776836257.160:66): avc: denied { mount } for pid=296 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 [ 140.762621][ T36] audit: type=1400 audit(1776836257.190:67): avc: denied { unmount } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 140.762823][ T296] cgroup: Unknown subsys name 'devices' [ 140.870163][ T296] cgroup: Unknown subsys name 'hugetlb' [ 140.875885][ T296] cgroup: Unknown subsys name 'rlimit' [ 141.036117][ T36] audit: type=1400 audit(1776836257.480:68): avc: denied { setattr } for pid=296 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=190 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1 [ 141.059589][ T36] audit: type=1400 audit(1776836257.480:69): avc: denied { create } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 141.068445][ T299] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 141.080781][ T36] audit: type=1400 audit(1776836257.480:70): avc: denied { write } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 141.109675][ T36] audit: type=1400 audit(1776836257.480:71): avc: denied { read } for pid=296 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 [ 141.129905][ T36] audit: type=1400 audit(1776836257.480:72): avc: denied { sys_module } for pid=296 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 141.150909][ T36] audit: type=1400 audit(1776836257.480:73): avc: denied { mounton } for pid=296 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 [ 141.188535][ T296] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 142.196223][ T303] soft_limit_in_bytes is deprecated and will be removed. Please report your usecase to linux-mm@kvack.org if you depend on this functionality. [ 142.979912][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 142.986998][ T354] bridge0: port 1(bridge_slave_0) entered disabled state [ 142.994101][ T354] bridge_slave_0: entered allmulticast mode [ 143.000341][ T354] bridge_slave_0: entered promiscuous mode [ 143.006797][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.013883][ T354] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.020958][ T354] bridge_slave_1: entered allmulticast mode [ 143.027100][ T354] bridge_slave_1: entered promiscuous mode [ 143.067136][ T354] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.074230][ T354] bridge0: port 2(bridge_slave_1) entered forwarding state [ 143.081532][ T354] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.088598][ T354] bridge0: port 1(bridge_slave_0) entered forwarding state [ 143.115891][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.124090][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.133470][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.140554][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 143.153093][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.160180][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 143.183327][ T354] veth0_vlan: entered promiscuous mode [ 143.193730][ T354] veth1_macvtap: entered promiscuous mode [ 143.251277][ T46] bridge_slave_1: left allmulticast mode [ 143.257006][ T46] bridge_slave_1: left promiscuous mode [ 143.263223][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.272389][ T46] bridge_slave_0: left allmulticast mode [ 143.279857][ T46] bridge_slave_0: left promiscuous mode [ 143.285600][ T46] bridge0: port 1(bridge_slave_0) entered disabled state 2026/04/22 05:37:39 executed programs: 0 [ 143.411055][ T46] veth1_macvtap: left promiscuous mode [ 143.416692][ T46] veth0_vlan: left promiscuous mode [ 143.482205][ T367] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.489407][ T367] bridge0: port 1(bridge_slave_0) entered disabled state [ 143.496713][ T367] bridge_slave_0: entered allmulticast mode [ 143.503337][ T367] bridge_slave_0: entered promiscuous mode [ 143.509773][ T367] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.516811][ T367] bridge0: port 2(bridge_slave_1) entered disabled state [ 143.523931][ T367] bridge_slave_1: entered allmulticast mode [ 143.530378][ T367] bridge_slave_1: entered promiscuous mode [ 143.582792][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 143.589933][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 143.599541][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 143.606593][ T321] bridge0: port 2(bridge_slave_1) entered forwarding state [ 143.630374][ T367] veth0_vlan: entered promiscuous mode [ 143.640539][ T367] veth1_macvtap: entered promiscuous mode [ 158.715962][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.723146][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 158.730315][ T376] bridge_slave_0: entered allmulticast mode [ 158.736643][ T376] bridge_slave_0: entered promiscuous mode [ 158.743323][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.750547][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 158.757612][ T376] bridge_slave_1: entered allmulticast mode [ 158.763900][ T376] bridge_slave_1: entered promiscuous mode [ 158.801148][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.808332][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 158.815596][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.822645][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.840948][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 158.848266][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 158.857745][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 158.864816][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 158.874286][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 158.881458][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:37:55 executed programs: 3 [ 158.904442][ T376] veth0_vlan: entered promiscuous mode [ 158.914809][ T376] veth1_macvtap: entered promiscuous mode [ 173.992176][ T386] bridge0: port 1(bridge_slave_0) entered blocking state [ 173.999334][ T386] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.006372][ T386] bridge_slave_0: entered allmulticast mode [ 174.012691][ T386] bridge_slave_0: entered promiscuous mode [ 174.019012][ T386] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.026035][ T386] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.033139][ T386] bridge_slave_1: entered allmulticast mode [ 174.039507][ T386] bridge_slave_1: entered promiscuous mode [ 174.076089][ T386] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.083175][ T386] bridge0: port 2(bridge_slave_1) entered forwarding state [ 174.090509][ T386] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.097548][ T386] bridge0: port 1(bridge_slave_0) entered forwarding state [ 174.116129][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 174.123552][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 174.133057][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 174.140121][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 174.149342][ T321] bridge0: port 2(bridge_slave_1) entered blocking state [ 174.156395][ T321] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:38:10 executed programs: 4 [ 174.179415][ T386] veth0_vlan: entered promiscuous mode [ 174.189937][ T386] veth1_macvtap: entered promiscuous mode [ 189.269093][ T395] bridge0: port 1(bridge_slave_0) entered blocking state [ 189.276152][ T395] bridge0: port 1(bridge_slave_0) entered disabled state [ 189.283344][ T395] bridge_slave_0: entered allmulticast mode [ 189.289777][ T395] bridge_slave_0: entered promiscuous mode [ 189.296127][ T395] bridge0: port 2(bridge_slave_1) entered blocking state [ 189.303208][ T395] bridge0: port 2(bridge_slave_1) entered disabled state [ 189.310330][ T395] bridge_slave_1: entered allmulticast mode [ 189.316523][ T395] bridge_slave_1: entered promiscuous mode [ 189.354043][ T395] bridge0: port 2(bridge_slave_1) entered blocking state [ 189.361135][ T395] bridge0: port 2(bridge_slave_1) entered forwarding state [ 189.368438][ T395] bridge0: port 1(bridge_slave_0) entered blocking state [ 189.375468][ T395] bridge0: port 1(bridge_slave_0) entered forwarding state [ 189.395029][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 189.402410][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 189.413002][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 189.420078][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 189.429011][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 189.436060][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:38:25 executed programs: 5 [ 189.460235][ T395] veth0_vlan: entered promiscuous mode [ 189.471065][ T395] veth1_macvtap: entered promiscuous mode [ 204.548803][ T404] bridge0: port 1(bridge_slave_0) entered blocking state [ 204.555867][ T404] bridge0: port 1(bridge_slave_0) entered disabled state [ 204.563266][ T404] bridge_slave_0: entered allmulticast mode [ 204.569488][ T404] bridge_slave_0: entered promiscuous mode [ 204.575839][ T404] bridge0: port 2(bridge_slave_1) entered blocking state [ 204.582916][ T404] bridge0: port 2(bridge_slave_1) entered disabled state [ 204.590141][ T404] bridge_slave_1: entered allmulticast mode [ 204.596386][ T404] bridge_slave_1: entered promiscuous mode [ 204.635989][ T404] bridge0: port 2(bridge_slave_1) entered blocking state [ 204.643086][ T404] bridge0: port 2(bridge_slave_1) entered forwarding state [ 204.650411][ T404] bridge0: port 1(bridge_slave_0) entered blocking state [ 204.657446][ T404] bridge0: port 1(bridge_slave_0) entered forwarding state [ 204.677110][ T321] bridge0: port 1(bridge_slave_0) entered disabled state [ 204.684729][ T321] bridge0: port 2(bridge_slave_1) entered disabled state [ 204.694621][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 204.701707][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 204.710903][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 204.717960][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:38:41 executed programs: 6 [ 204.744354][ T404] veth0_vlan: entered promiscuous mode [ 204.755103][ T404] veth1_macvtap: entered promiscuous mode [ 219.834454][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 219.841633][ T413] bridge0: port 1(bridge_slave_0) entered disabled state [ 219.848943][ T413] bridge_slave_0: entered allmulticast mode [ 219.855152][ T413] bridge_slave_0: entered promiscuous mode [ 219.861640][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 219.868731][ T413] bridge0: port 2(bridge_slave_1) entered disabled state [ 219.875846][ T413] bridge_slave_1: entered allmulticast mode [ 219.882051][ T413] bridge_slave_1: entered promiscuous mode [ 219.920051][ T413] bridge0: port 2(bridge_slave_1) entered blocking state [ 219.927119][ T413] bridge0: port 2(bridge_slave_1) entered forwarding state [ 219.934566][ T413] bridge0: port 1(bridge_slave_0) entered blocking state [ 219.941922][ T413] bridge0: port 1(bridge_slave_0) entered forwarding state [ 219.963477][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 219.971547][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 219.983164][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 219.990309][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 220.000151][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 220.008121][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:38:56 executed programs: 7 [ 220.034441][ T413] veth0_vlan: entered promiscuous mode [ 220.046115][ T413] veth1_macvtap: entered promiscuous mode [ 235.125713][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 235.132980][ T424] bridge0: port 1(bridge_slave_0) entered disabled state [ 235.140408][ T424] bridge_slave_0: entered allmulticast mode [ 235.146885][ T424] bridge_slave_0: entered promiscuous mode [ 235.153362][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 235.160777][ T424] bridge0: port 2(bridge_slave_1) entered disabled state [ 235.167958][ T424] bridge_slave_1: entered allmulticast mode [ 235.174618][ T424] bridge_slave_1: entered promiscuous mode [ 235.214637][ T424] bridge0: port 2(bridge_slave_1) entered blocking state [ 235.222145][ T424] bridge0: port 2(bridge_slave_1) entered forwarding state [ 235.229644][ T424] bridge0: port 1(bridge_slave_0) entered blocking state [ 235.236689][ T424] bridge0: port 1(bridge_slave_0) entered forwarding state [ 235.257020][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 235.264332][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 235.274780][ T321] bridge0: port 1(bridge_slave_0) entered blocking state [ 235.281910][ T321] bridge0: port 1(bridge_slave_0) entered forwarding state [ 235.291170][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 235.298232][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:39:11 executed programs: 8 [ 235.324498][ T424] veth0_vlan: entered promiscuous mode [ 235.335569][ T424] veth1_macvtap: entered promiscuous mode [ 250.416598][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 250.424072][ T433] bridge0: port 1(bridge_slave_0) entered disabled state [ 250.431774][ T433] bridge_slave_0: entered allmulticast mode [ 250.438623][ T433] bridge_slave_0: entered promiscuous mode [ 250.445403][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 250.453000][ T433] bridge0: port 2(bridge_slave_1) entered disabled state [ 250.461039][ T433] bridge_slave_1: entered allmulticast mode [ 250.469660][ T433] bridge_slave_1: entered promiscuous mode [ 250.507915][ T433] bridge0: port 2(bridge_slave_1) entered blocking state [ 250.515282][ T433] bridge0: port 2(bridge_slave_1) entered forwarding state [ 250.522787][ T433] bridge0: port 1(bridge_slave_0) entered blocking state [ 250.530023][ T433] bridge0: port 1(bridge_slave_0) entered forwarding state [ 250.551026][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 250.558438][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 250.568627][ T358] bridge0: port 1(bridge_slave_0) entered blocking state [ 250.575796][ T358] bridge0: port 1(bridge_slave_0) entered forwarding state [ 250.584752][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 250.591831][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:39:27 executed programs: 9 [ 250.616509][ T433] veth0_vlan: entered promiscuous mode [ 250.627296][ T433] veth1_macvtap: entered promiscuous mode [ 265.705899][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.713270][ T442] bridge0: port 1(bridge_slave_0) entered disabled state [ 265.720527][ T442] bridge_slave_0: entered allmulticast mode [ 265.726788][ T442] bridge_slave_0: entered promiscuous mode [ 265.733600][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.740794][ T442] bridge0: port 2(bridge_slave_1) entered disabled state [ 265.748039][ T442] bridge_slave_1: entered allmulticast mode [ 265.754682][ T442] bridge_slave_1: entered promiscuous mode [ 265.793211][ T442] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.800323][ T442] bridge0: port 2(bridge_slave_1) entered forwarding state [ 265.807754][ T442] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.814965][ T442] bridge0: port 1(bridge_slave_0) entered forwarding state [ 265.835192][ T358] bridge0: port 1(bridge_slave_0) entered disabled state [ 265.843352][ T358] bridge0: port 2(bridge_slave_1) entered disabled state [ 265.853438][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 265.860530][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 265.869661][ T358] bridge0: port 2(bridge_slave_1) entered blocking state [ 265.876716][ T358] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/04/22 05:39:42 executed programs: 10 [ 265.901654][ T442] veth0_vlan: entered promiscuous mode [ 265.912711][ T442] veth1_macvtap: entered promiscuous mode [ 270.358900][ T37] INFO: task syz.2.17:371 blocked for more than 122 seconds. [ 270.366347][ T37] Not tainted syzkaller #0 [ 270.371376][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 270.380239][ T37] task:syz.2.17 state:D stack:0 pid:371 tgid:371 ppid:367 flags:0x00000004 [ 270.390775][ T37] Call Trace: [ 270.394100][ T37] [ 270.397047][ T37] __schedule+0x1399/0x1fa0 [ 270.401864][ T37] ? __sched_text_start+0x10/0x10 [ 270.406907][ T37] ? kasan_save_track+0x4f/0x80 [ 270.411821][ T37] ? __kasan_check_write+0x18/0x20 [ 270.417207][ T37] ? llist_add_batch+0x10f/0x1f0 [ 270.422208][ T37] ? __cfi_llist_add_batch+0x10/0x10 [ 270.427637][ T37] schedule+0xc5/0x240 [ 270.431893][ T37] schedule_timeout+0xc7/0x3b0 [ 270.436949][ T37] ? __cfi_schedule_timeout+0x10/0x10 [ 270.442551][ T37] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 270.448377][ T37] wait_for_common+0x369/0x650 [ 270.453594][ T37] ? __kasan_kmalloc+0x96/0xb0 [ 270.458685][ T37] ? wait_for_completion+0x40/0x40 [ 270.464183][ T37] ? _raw_spin_lock_irq+0x93/0x120 [ 270.469977][ T37] ? __cfi__raw_spin_lock_irq+0x10/0x10 [ 270.475684][ T37] wait_for_completion_state+0x19/0x40 [ 270.481240][ T37] do_coredump+0x8ad/0x2fe0 [ 270.485945][ T37] ? kasan_save_track+0x4f/0x80 [ 270.491106][ T37] ? kasan_save_track+0x3e/0x80 [ 270.496116][ T37] ? kasan_save_free_info+0x4a/0x60 [ 270.502156][ T37] ? __cfi_do_coredump+0x10/0x10 [ 270.507141][ T37] ? asm_exc_page_fault+0x2b/0x30 [ 270.512338][ T37] ? __kasan_slab_free+0x6a/0x80 [ 270.517315][ T37] ? kmem_cache_free+0x1bd/0x4f0 [ 270.522664][ T37] ? get_signal+0xa74/0x14e0 [ 270.527329][ T37] get_signal+0x11f8/0x14e0 [ 270.531918][ T37] arch_do_signal_or_restart+0xbc/0x760 [ 270.537599][ T37] ? __cfi_arch_do_signal_or_restart+0x10/0x10 [ 270.543842][ T37] irqentry_exit_to_user_mode+0x4d/0xb0 [ 270.549637][ T37] irqentry_exit+0x16/0x60 [ 270.554181][ T37] exc_page_fault+0x65/0xc0 [ 270.558821][ T37] asm_exc_page_fault+0x2b/0x30 [ 270.563720][ T37] RIP: 0033:0x7f4e962527f7 [ 270.568472][ T37] RSP: 002b:00007ffe4d4930e0 EFLAGS: 00010202 [ 270.574798][ T37] RAX: 0000000000000000 RBX: 000000000000000b RCX: 0000000000022e98 [ 270.582990][ T37] RDX: 00007ffe4d493100 RSI: 00007ffe4d493230 RDI: 000000000000000b [ 270.591499][ T37] RBP: 00007f4e96617da0 R08: 000000002a789ec5 R09: 7fffffffffffffff [ 270.600014][ T37] R10: 0000000000000000 R11: 0000000000000000 R12: 000000000002346a [ 270.608204][ T37] R13: 00007f4e9661609c R14: 0000000000023192 R15: 00007f4e96616090 [ 270.616264][ T37] [ 270.619364][ T37] NMI backtrace for cpu 0 [ 270.619377][ T37] CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 1a36ed5f0b44f46e7eaed3953ba11d0fea6dce7e [ 270.619395][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 270.619403][ T37] Call Trace: [ 270.619408][ T37] [ 270.619413][ T37] __dump_stack+0x21/0x30 [ 270.619435][ T37] dump_stack_lvl+0x140/0x1c0 [ 270.619450][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 270.619466][ T37] dump_stack+0x19/0x20 [ 270.619481][ T37] nmi_cpu_backtrace+0x2ba/0x2d0 [ 270.619499][ T37] ? rcu_read_unlock_special+0xb7/0x420 [ 270.619515][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 270.619532][ T37] ? sched_show_task+0x371/0x530 [ 270.619547][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 270.619562][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 270.619577][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 270.619592][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 270.619610][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 270.619646][ T37] watchdog+0xdad/0xf00 [ 270.619658][ T37] ? __kasan_check_write+0x18/0x20 [ 270.619676][ T37] ? __cfi_watchdog+0x10/0x10 [ 270.619687][ T37] ? __kasan_check_read+0x15/0x20 [ 270.619703][ T37] ? __kthread_parkme+0x137/0x180 [ 270.619720][ T37] ? schedule+0xc5/0x240 [ 270.619733][ T37] kthread+0x2c6/0x370 [ 270.619745][ T37] ? __cfi_watchdog+0x10/0x10 [ 270.619756][ T37] ? __cfi_kthread+0x10/0x10 [ 270.619768][ T37] ret_from_fork+0x67/0xa0 [ 270.619784][ T37] ? __cfi_kthread+0x10/0x10 [ 270.619796][ T37] ret_from_fork_asm+0x1a/0x30 [ 270.619813][ T37] [ 270.619818][ T37] Sending NMI from CPU 0 to CPUs 1: [ 270.787723][ C1] NMI backtrace for cpu 1 [ 270.787740][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 1a36ed5f0b44f46e7eaed3953ba11d0fea6dce7e [ 270.787762][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/18/2026 [ 270.787771][ C1] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 270.787799][ C1] Code: cc cc cc cc cc cc cc b8 be 04 56 f9 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d 53 eb 45 00 55 48 89 e5 fb f4 <5d> c3 cc cc cc cc cc cc cc cc cc cc cc b8 00 00 00 00 90 90 90 90 [ 270.787813][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c6 [ 270.787864][ C1] RAX: ffff8881f6f00000 RBX: ffff88810366cc00 RCX: ffffffff85a16bcd [ 270.787876][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 000000000002e22c [ 270.787887][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f39773 R09: 1ffff1103ede72ee [ 270.787899][ C1] R10: dffffc0000000000 R11: ffffed103ede72ef R12: 1ffff110206cd980 [ 270.787910][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff87ec1ca8 [ 270.787922][ C1] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 270.787935][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 270.787947][ C1] CR2: 000055d94b763018 CR3: 000000010c3ac000 CR4: 00000000003526b0 [ 270.787964][ C1] Call Trace: [ 270.787970][ C1] [ 270.787978][ C1] default_idle+0x17/0x30 [ 270.788000][ C1] arch_cpu_idle+0xd/0x20 [ 270.788020][ C1] default_idle_call+0x3e/0x80 [ 270.788040][ C1] do_idle+0x19f/0x4b0 [ 270.788056][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 270.788073][ C1] cpu_startup_entry+0x47/0x60 [ 270.788087][ C1] start_secondary+0x12e/0x140 [ 270.788107][ C1] common_startup_64+0x13b/0x157 [ 270.788127][ C1]