Warning: Permanently added '10.128.1.18' (ED25519) to the list of known hosts. 2026/02/12 10:32:30 parsed 1 programs Setting up swapspace version 1, size = 127995904 bytes [ 45.990725][ T36] audit: type=1400 audit(1770892351.460:106): avc: denied { unlink } for pid=407 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t" [ 46.036730][ T407] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 47.376537][ T36] audit: type=1401 audit(1770892352.840:107): op=setxattr invalid_context="u:object_r:app_data_file:s0:c512,c768" [ 47.574894][ T457] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.582043][ T457] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.589136][ T457] bridge_slave_0: entered allmulticast mode [ 47.595298][ T457] bridge_slave_0: entered promiscuous mode [ 47.601692][ T457] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.608709][ T457] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.615861][ T457] bridge_slave_1: entered allmulticast mode [ 47.622221][ T457] bridge_slave_1: entered promiscuous mode [ 47.663234][ T457] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.670318][ T457] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.677600][ T457] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.684632][ T457] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.702599][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 47.709850][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.721155][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 47.728193][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 47.735750][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 47.742795][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 47.763300][ T457] veth0_vlan: entered promiscuous mode [ 47.772984][ T457] veth1_macvtap: entered promiscuous mode [ 47.842071][ T46] bridge_slave_1: left allmulticast mode [ 47.847749][ T46] bridge_slave_1: left promiscuous mode [ 47.853422][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 47.861716][ T46] bridge_slave_0: left allmulticast mode [ 47.867345][ T46] bridge_slave_0: left promiscuous mode [ 47.873043][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.033263][ T46] veth1_macvtap: left promiscuous mode [ 48.038879][ T46] veth0_vlan: left promiscuous mode 2026/02/12 10:32:33 executed programs: 0 [ 48.128937][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.136030][ T477] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.143154][ T477] bridge_slave_0: entered allmulticast mode [ 48.149300][ T477] bridge_slave_0: entered promiscuous mode [ 48.155634][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.162704][ T477] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.170241][ T477] bridge_slave_1: entered allmulticast mode [ 48.176545][ T477] bridge_slave_1: entered promiscuous mode [ 48.216306][ T477] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.223377][ T477] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.230715][ T477] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.237760][ T477] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.256625][ T381] bridge0: port 1(bridge_slave_0) entered disabled state [ 48.263924][ T381] bridge0: port 2(bridge_slave_1) entered disabled state [ 48.273027][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 48.280096][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 48.288926][ T381] bridge0: port 2(bridge_slave_1) entered blocking state [ 48.295997][ T381] bridge0: port 2(bridge_slave_1) entered forwarding state [ 48.318347][ T477] veth0_vlan: entered promiscuous mode [ 48.328112][ T477] veth1_macvtap: entered promiscuous mode [ 48.353174][ T36] audit: type=1400 audit(1770892353.820:108): avc: denied { read write } for pid=487 comm="syz.2.17" name="fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 48.376319][ T36] audit: type=1400 audit(1770892353.820:109): avc: denied { open } for pid=487 comm="syz.2.17" path="/dev/fuse" dev="devtmpfs" ino=23 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:fuse_device_t tclass=chr_file permissive=1 [ 48.399483][ T36] audit: type=1400 audit(1770892353.820:110): avc: denied { mounton } for pid=487 comm="syz.2.17" path="/0/file0" dev="tmpfs" ino=18 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:user_tmpfs_t tclass=file permissive=1 [ 48.421625][ T36] audit: type=1400 audit(1770892353.870:111): avc: denied { unmount } for pid=487 comm="syz.2.17" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:tmpfs_t tclass=filesystem permissive=1 [ 63.403991][ T492] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.411048][ T492] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.418115][ T492] bridge_slave_0: entered allmulticast mode [ 63.424389][ T492] bridge_slave_0: entered promiscuous mode [ 63.431142][ T492] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.438168][ T492] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.445299][ T492] bridge_slave_1: entered allmulticast mode [ 63.451689][ T492] bridge_slave_1: entered promiscuous mode [ 63.495896][ T492] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.502996][ T492] bridge0: port 2(bridge_slave_1) entered forwarding state [ 63.510328][ T492] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.517366][ T492] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.536201][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 63.543487][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 63.553176][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 63.560237][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 63.569787][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 63.576821][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:32:49 executed programs: 3 [ 63.598834][ T492] veth0_vlan: entered promiscuous mode [ 63.608634][ T492] veth1_macvtap: entered promiscuous mode [ 78.683088][ T508] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.690357][ T508] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.697430][ T508] bridge_slave_0: entered allmulticast mode [ 78.703885][ T508] bridge_slave_0: entered promiscuous mode [ 78.710292][ T508] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.717338][ T508] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.724559][ T508] bridge_slave_1: entered allmulticast mode [ 78.730719][ T508] bridge_slave_1: entered promiscuous mode [ 78.770431][ T508] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.777469][ T508] bridge0: port 2(bridge_slave_1) entered forwarding state [ 78.784743][ T508] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.791829][ T508] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.810671][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 78.818011][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 78.830278][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 78.837334][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 78.844977][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 78.852109][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:33:04 executed programs: 4 [ 78.872555][ T508] veth0_vlan: entered promiscuous mode [ 78.882426][ T508] veth1_macvtap: entered promiscuous mode [ 93.956792][ T525] bridge0: port 1(bridge_slave_0) entered blocking state [ 93.963966][ T525] bridge0: port 1(bridge_slave_0) entered disabled state [ 93.971322][ T525] bridge_slave_0: entered allmulticast mode [ 93.977450][ T525] bridge_slave_0: entered promiscuous mode [ 93.983832][ T525] bridge0: port 2(bridge_slave_1) entered blocking state [ 93.990973][ T525] bridge0: port 2(bridge_slave_1) entered disabled state [ 93.998029][ T525] bridge_slave_1: entered allmulticast mode [ 94.004454][ T525] bridge_slave_1: entered promiscuous mode [ 94.045960][ T525] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.053069][ T525] bridge0: port 2(bridge_slave_1) entered forwarding state [ 94.060377][ T525] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.067411][ T525] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.085434][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 94.092711][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 94.103183][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 94.110250][ T381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 94.119277][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 94.126350][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:33:19 executed programs: 5 [ 94.149985][ T525] veth0_vlan: entered promiscuous mode [ 94.160110][ T525] veth1_macvtap: entered promiscuous mode [ 109.236901][ T541] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.243976][ T541] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.251366][ T541] bridge_slave_0: entered allmulticast mode [ 109.257535][ T541] bridge_slave_0: entered promiscuous mode [ 109.264745][ T541] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.271921][ T541] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.279090][ T541] bridge_slave_1: entered allmulticast mode [ 109.285409][ T541] bridge_slave_1: entered promiscuous mode [ 109.324830][ T541] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.331914][ T541] bridge0: port 2(bridge_slave_1) entered forwarding state [ 109.339143][ T541] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.346171][ T541] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.364944][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 109.372239][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 109.382734][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 109.389790][ T381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 109.398891][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 109.405959][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:33:34 executed programs: 6 [ 109.428705][ T541] veth0_vlan: entered promiscuous mode [ 109.439335][ T541] veth1_macvtap: entered promiscuous mode [ 124.516371][ T557] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.523439][ T557] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.530537][ T557] bridge_slave_0: entered allmulticast mode [ 124.536687][ T557] bridge_slave_0: entered promiscuous mode [ 124.543279][ T557] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.550330][ T557] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.557434][ T557] bridge_slave_1: entered allmulticast mode [ 124.563611][ T557] bridge_slave_1: entered promiscuous mode [ 124.604630][ T557] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.611697][ T557] bridge0: port 2(bridge_slave_1) entered forwarding state [ 124.618951][ T557] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.625983][ T557] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.645643][ T381] bridge0: port 1(bridge_slave_0) entered disabled state [ 124.653025][ T381] bridge0: port 2(bridge_slave_1) entered disabled state [ 124.663947][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 124.670997][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 124.680381][ T381] bridge0: port 2(bridge_slave_1) entered blocking state [ 124.687411][ T381] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:33:50 executed programs: 7 [ 124.710072][ T557] veth0_vlan: entered promiscuous mode [ 124.720543][ T557] veth1_macvtap: entered promiscuous mode [ 139.792924][ T574] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.800016][ T574] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.807062][ T574] bridge_slave_0: entered allmulticast mode [ 139.813421][ T574] bridge_slave_0: entered promiscuous mode [ 139.819837][ T574] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.826950][ T574] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.834058][ T574] bridge_slave_1: entered allmulticast mode [ 139.840213][ T574] bridge_slave_1: entered promiscuous mode [ 139.879047][ T574] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.886106][ T574] bridge0: port 2(bridge_slave_1) entered forwarding state [ 139.893386][ T574] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.900499][ T574] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.918558][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 139.926249][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 139.935868][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 139.942928][ T381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 139.951939][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 139.958974][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:34:05 executed programs: 8 [ 139.982145][ T574] veth0_vlan: entered promiscuous mode [ 139.992397][ T574] veth1_macvtap: entered promiscuous mode [ 155.062750][ T591] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.070243][ T591] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.077307][ T591] bridge_slave_0: entered allmulticast mode [ 155.083764][ T591] bridge_slave_0: entered promiscuous mode [ 155.090432][ T591] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.097544][ T591] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.104673][ T591] bridge_slave_1: entered allmulticast mode [ 155.110904][ T591] bridge_slave_1: entered promiscuous mode [ 155.147683][ T591] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.154743][ T591] bridge0: port 2(bridge_slave_1) entered forwarding state [ 155.162026][ T591] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.169060][ T591] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.188150][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 155.195580][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 155.205645][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 155.212702][ T353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 155.221504][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 155.228534][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:34:20 executed programs: 9 [ 155.251317][ T591] veth0_vlan: entered promiscuous mode [ 155.261258][ T591] veth1_macvtap: entered promiscuous mode [ 170.334528][ T607] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.341607][ T607] bridge0: port 1(bridge_slave_0) entered disabled state [ 170.348642][ T607] bridge_slave_0: entered allmulticast mode [ 170.355089][ T607] bridge_slave_0: entered promiscuous mode [ 170.361532][ T607] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.368558][ T607] bridge0: port 2(bridge_slave_1) entered disabled state [ 170.375856][ T607] bridge_slave_1: entered allmulticast mode [ 170.382048][ T607] bridge_slave_1: entered promiscuous mode [ 170.421751][ T607] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.428786][ T607] bridge0: port 2(bridge_slave_1) entered forwarding state [ 170.436071][ T607] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.443213][ T607] bridge0: port 1(bridge_slave_0) entered forwarding state [ 170.462716][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 170.470138][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 170.480430][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 170.487473][ T353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 170.496435][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 170.503506][ T353] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:34:36 executed programs: 10 [ 170.526676][ T607] veth0_vlan: entered promiscuous mode [ 170.536710][ T607] veth1_macvtap: entered promiscuous mode [ 185.608454][ T623] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.615575][ T623] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.622758][ T623] bridge_slave_0: entered allmulticast mode [ 185.628934][ T623] bridge_slave_0: entered promiscuous mode [ 185.635539][ T623] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.642642][ T623] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.649840][ T623] bridge_slave_1: entered allmulticast mode [ 185.655971][ T623] bridge_slave_1: entered promiscuous mode [ 185.693624][ T623] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.700698][ T623] bridge0: port 2(bridge_slave_1) entered forwarding state [ 185.707946][ T623] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.715081][ T623] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.732952][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 185.740479][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 185.750348][ T381] bridge0: port 1(bridge_slave_0) entered blocking state [ 185.757404][ T381] bridge0: port 1(bridge_slave_0) entered forwarding state [ 185.766585][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 185.773637][ T353] bridge0: port 2(bridge_slave_1) entered forwarding state 2026/02/12 10:34:51 executed programs: 11 [ 185.796698][ T623] veth0_vlan: entered promiscuous mode [ 185.806656][ T623] veth1_macvtap: entered promiscuous mode [ 187.070237][ T37] INFO: task syz.2.17:487 blocked for more than 122 seconds. [ 187.077662][ T37] Not tainted syzkaller #0 [ 187.082724][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 187.091461][ T37] task:syz.2.17 state:D stack:0 pid:487 tgid:487 ppid:477 flags:0x00004006 [ 187.101807][ T37] Call Trace: [ 187.105089][ T37] [ 187.108006][ T37] __schedule+0x134f/0x1ea0 [ 187.112573][ T37] ? __sched_text_start+0x10/0x10 [ 187.117604][ T37] ? _raw_spin_lock_irqsave+0xc1/0x160 [ 187.123081][ T37] ? _raw_spin_unlock+0x45/0x60 [ 187.127931][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 187.133792][ T37] schedule+0xc5/0x240 [ 187.137858][ T37] __fuse_simple_request+0xdee/0x1b10 [ 187.143242][ T37] ? __cfi___fuse_simple_request+0x10/0x10 [ 187.149045][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 187.155360][ T37] ? __kasan_check_write+0x18/0x20 [ 187.160491][ T37] ? _raw_spin_lock+0x92/0x120 [ 187.165243][ T37] ? __cfi__raw_spin_lock+0x10/0x10 [ 187.170492][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 187.176641][ T37] ? fuse_lock_owner_id+0x154/0x190 [ 187.181961][ T37] fuse_flush+0xad9/0x2020 [ 187.186466][ T37] ? arch_stack_walk+0x10a/0x170 [ 187.191462][ T37] ? __cfi_fuse_flush+0x10/0x10 [ 187.196309][ T37] ? stack_trace_save+0xaa/0x100 [ 187.201255][ T37] ? stack_depot_save_flags+0x38/0x800 [ 187.206714][ T37] ? x64_sys_call+0x1686/0x2ee0 [ 187.211612][ T37] ? do_syscall_64+0x57/0xf0 [ 187.216296][ T37] ? entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 187.222408][ T37] ? __kasan_check_write+0x18/0x20 [ 187.227526][ T37] ? task_work_add+0x277/0x410 [ 187.232365][ T37] ? __cfi_task_work_add+0x10/0x10 [ 187.237582][ T37] ? __kasan_check_write+0x18/0x20 [ 187.242955][ T37] ? _raw_spin_lock+0x92/0x120 [ 187.247768][ T37] ? __cfi__raw_spin_lock+0x10/0x10 [ 187.253038][ T37] ? __cfi_fuse_flush+0x10/0x10 [ 187.257976][ T37] filp_close+0xbd/0x160 [ 187.262232][ T37] __close_range+0x529/0x6e0 [ 187.266826][ T37] ? __cfi___close_range+0x10/0x10 [ 187.271978][ T37] ? __kasan_check_write+0x18/0x20 [ 187.277176][ T37] ? fpregs_restore_userregs+0x11c/0x260 [ 187.282820][ T37] __x64_sys_close_range+0x7e/0x90 [ 187.287935][ T37] x64_sys_call+0x1686/0x2ee0 [ 187.292650][ T37] do_syscall_64+0x57/0xf0 [ 187.297074][ T37] ? clear_bhb_loop+0x50/0xa0 [ 187.301780][ T37] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 187.307672][ T37] RIP: 0033:0x7f0d6639ae79 [ 187.312319][ T37] RSP: 002b:00007ffdcc05d048 EFLAGS: 00000246 ORIG_RAX: 00000000000001b4 [ 187.321041][ T37] RAX: ffffffffffffffda RBX: 00007ffdcc05d130 RCX: 00007f0d6639ae79 [ 187.329023][ T37] RDX: 0000000000000000 RSI: 000000000000001e RDI: 0000000000000003 [ 187.337063][ T37] RBP: 000000000000bccc R08: 0000000000000001 R09: 0000000000000000 [ 187.345051][ T37] R10: 0000001b31c20000 R11: 0000000000000246 R12: 00007ffdcc05d170 [ 187.353180][ T37] R13: 00007f0d66605fac R14: 000000000000bd36 R15: 00007f0d66605fa0 [ 187.361256][ T37] [ 187.364370][ T37] NMI backtrace for cpu 1 [ 187.364389][ T37] CPU: 1 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 23874d34a02ba5678f04da8642147b4d971830df [ 187.364418][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 187.364428][ T37] Call Trace: [ 187.364432][ T37] [ 187.364436][ T37] __dump_stack+0x21/0x30 [ 187.364454][ T37] dump_stack_lvl+0x140/0x1c0 [ 187.364466][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 187.364480][ T37] dump_stack+0x19/0x20 [ 187.364491][ T37] nmi_cpu_backtrace+0x2ba/0x2d0 [ 187.364506][ T37] ? rcu_read_unlock_special+0xb7/0x420 [ 187.364518][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 187.364532][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 187.364543][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 187.364556][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 187.364568][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 187.364582][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 187.364594][ T37] watchdog+0xdad/0xf00 [ 187.364608][ T37] ? __kasan_check_write+0x18/0x20 [ 187.364622][ T37] ? __cfi_watchdog+0x10/0x10 [ 187.364636][ T37] ? __kasan_check_read+0x15/0x20 [ 187.364652][ T37] ? __kthread_parkme+0x137/0x180 [ 187.364667][ T37] ? schedule+0xc5/0x240 [ 187.364676][ T37] kthread+0x2c9/0x370 [ 187.364686][ T37] ? __cfi_watchdog+0x10/0x10 [ 187.364700][ T37] ? __cfi_kthread+0x10/0x10 [ 187.364709][ T37] ret_from_fork+0x67/0xa0 [ 187.364722][ T37] ? __cfi_kthread+0x10/0x10 [ 187.364731][ T37] ret_from_fork_asm+0x1a/0x30 [ 187.364753][ T37] [ 187.364757][ T37] Sending NMI from CPU 1 to CPUs 0: [ 187.523021][ C0] NMI backtrace for cpu 0 [ 187.523046][ C0] CPU: 0 UID: 0 PID: 0 Comm: swapper/0 Not tainted syzkaller #0 23874d34a02ba5678f04da8642147b4d971830df [ 187.523065][ C0] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/24/2026 [ 187.523074][ C0] RIP: 0010:pv_native_safe_halt+0x13/0x20 [ 187.523097][ C0] Code: cc cc cc cc cc cc cc b8 bc 36 3c 27 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d d3 8c 48 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 [ 187.523109][ C0] RSP: 0018:ffffffff87407da0 EFLAGS: 000002c2 [ 187.523122][ C0] RAX: ffff8881f6e00000 RBX: ffffffff874156c0 RCX: ffffffff859eca4d [ 187.523134][ C0] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 000000000003674c [ 187.523143][ C0] RBP: ffffffff87407da0 R08: ffff8881f6e39733 R09: 1ffff1103edc72e6 [ 187.523154][ C0] R10: dffffc0000000000 R11: ffffed103edc72e7 R12: 1ffffffff0e82ad8 [ 187.523165][ C0] R13: 0000000000000000 R14: 0000000000000000 R15: ffffffff87ebcae8 [ 187.523174][ C0] FS: 0000000000000000(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 187.523186][ C0] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 187.523196][ C0] CR2: 00007f8487a9ed58 CR3: 000000010db2c000 CR4: 00000000003526b0 [ 187.523209][ C0] Call Trace: [ 187.523214][ C0] [ 187.523221][ C0] default_idle+0x17/0x30 [ 187.523239][ C0] arch_cpu_idle+0xd/0x20 [ 187.523256][ C0] default_idle_call+0x3e/0x80 [ 187.523273][ C0] do_idle+0x19f/0x4b0 [ 187.523286][ C0] ? idle_inject_timer_fn+0x80/0x80 [ 187.523300][ C0] cpu_startup_entry+0x47/0x60 [ 187.523312][ C0] rest_init+0x10b/0x130 [ 187.523330][ C0] ? __cfi_x86_late_time_init+0x10/0x10 [ 187.523349][ C0] start_kernel+0x462/0x4bb [ 187.523364][ C0] x86_64_start_reservations+0x2e/0x30 [ 187.523382][ C0] x86_64_start_kernel+0x6a/0x7b [ 187.523398][ C0] common_startup_64+0x13b/0x157 [ 187.523417][ C0]