Warning: Permanently added '10.128.0.226' (ED25519) to the list of known hosts. 2025/10/16 21:13:38 parsed 1 programs [ 171.321462][ T36] audit: type=1400 audit(1760649218.850:64): avc: denied { node_bind } for pid=291 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 172.757968][ T36] audit: type=1400 audit(1760649220.290:65): avc: denied { mounton } for pid=299 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 [ 172.759856][ T299] cgroup: Unknown subsys name 'net' [ 172.780636][ T36] audit: type=1400 audit(1760649220.290:66): avc: denied { mount } for pid=299 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 [ 172.808002][ T36] audit: type=1400 audit(1760649220.310:67): avc: denied { unmount } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 172.808186][ T299] cgroup: Unknown subsys name 'devices' [ 172.990434][ T299] cgroup: Unknown subsys name 'hugetlb' [ 172.996063][ T299] cgroup: Unknown subsys name 'rlimit' [ 173.158555][ T36] audit: type=1400 audit(1760649220.690:68): avc: denied { setattr } for pid=299 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 [ 173.181772][ T36] audit: type=1400 audit(1760649220.690:69): avc: denied { create } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 173.202164][ T36] audit: type=1400 audit(1760649220.690:70): avc: denied { write } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 173.222505][ T36] audit: type=1400 audit(1760649220.690:71): avc: denied { read } for pid=299 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 173.233250][ T301] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 173.242774][ T36] audit: type=1400 audit(1760649220.690:72): avc: denied { sys_module } for pid=299 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 173.272272][ T36] audit: type=1400 audit(1760649220.690:73): avc: denied { mounton } for pid=299 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 [ 173.362612][ T299] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 174.259314][ T305] 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. [ 175.025888][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.033004][ T353] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.040368][ T353] bridge_slave_0: entered allmulticast mode [ 175.047159][ T353] bridge_slave_0: entered promiscuous mode [ 175.056795][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.063866][ T353] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.070970][ T353] bridge_slave_1: entered allmulticast mode [ 175.077233][ T353] bridge_slave_1: entered promiscuous mode [ 175.131810][ T353] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.138901][ T353] bridge0: port 2(bridge_slave_1) entered forwarding state [ 175.146177][ T353] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.153240][ T353] bridge0: port 1(bridge_slave_0) entered forwarding state [ 175.173784][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.181838][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.191091][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.198168][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 175.207086][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.214151][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 175.238829][ T353] veth0_vlan: entered promiscuous mode [ 175.249744][ T353] veth1_macvtap: entered promiscuous mode 2025/10/16 21:13:42 executed programs: 0 [ 175.350273][ T46] bridge_slave_1: left allmulticast mode [ 175.355999][ T46] bridge_slave_1: left promiscuous mode [ 175.362712][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.370502][ T46] bridge_slave_0: left allmulticast mode [ 175.376175][ T46] bridge_slave_0: left promiscuous mode [ 175.381905][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.483070][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.490268][ T370] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.497397][ T370] bridge_slave_0: entered allmulticast mode [ 175.503825][ T370] bridge_slave_0: entered promiscuous mode [ 175.510933][ T46] veth1_macvtap: left promiscuous mode [ 175.516455][ T46] veth0_vlan: left promiscuous mode [ 175.551953][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.559028][ T370] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.566106][ T370] bridge_slave_1: entered allmulticast mode [ 175.572454][ T370] bridge_slave_1: entered promiscuous mode [ 175.625880][ T370] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.632963][ T370] bridge0: port 2(bridge_slave_1) entered forwarding state [ 175.640273][ T370] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.647302][ T370] bridge0: port 1(bridge_slave_0) entered forwarding state [ 175.667495][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 175.674997][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 175.684284][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 175.691357][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 175.700435][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 175.707482][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 175.731599][ T370] veth0_vlan: entered promiscuous mode [ 175.742686][ T370] veth1_macvtap: entered promiscuous mode [ 190.829630][ T387] bridge0: port 1(bridge_slave_0) entered blocking state [ 190.836793][ T387] bridge0: port 1(bridge_slave_0) entered disabled state [ 190.843874][ T387] bridge_slave_0: entered allmulticast mode [ 190.850272][ T387] bridge_slave_0: entered promiscuous mode [ 190.856564][ T387] bridge0: port 2(bridge_slave_1) entered blocking state [ 190.863623][ T387] bridge0: port 2(bridge_slave_1) entered disabled state [ 190.870699][ T387] bridge_slave_1: entered allmulticast mode [ 190.876894][ T387] bridge_slave_1: entered promiscuous mode [ 190.924806][ T387] bridge0: port 2(bridge_slave_1) entered blocking state [ 190.931874][ T387] bridge0: port 2(bridge_slave_1) entered forwarding state [ 190.939173][ T387] bridge0: port 1(bridge_slave_0) entered blocking state [ 190.946215][ T387] bridge0: port 1(bridge_slave_0) entered forwarding state 2025/10/16 21:13:58 executed programs: 3 [ 190.985929][ T387] veth0_vlan: entered promiscuous mode [ 190.996953][ T387] veth1_macvtap: entered promiscuous mode [ 206.077127][ T403] bridge0: port 1(bridge_slave_0) entered blocking state [ 206.084209][ T403] bridge0: port 1(bridge_slave_0) entered disabled state [ 206.091387][ T403] bridge_slave_0: entered allmulticast mode [ 206.097625][ T403] bridge_slave_0: entered promiscuous mode [ 206.104319][ T403] bridge0: port 2(bridge_slave_1) entered blocking state [ 206.111410][ T403] bridge0: port 2(bridge_slave_1) entered disabled state [ 206.118537][ T403] bridge_slave_1: entered allmulticast mode [ 206.124771][ T403] bridge_slave_1: entered promiscuous mode [ 206.170335][ T403] bridge0: port 2(bridge_slave_1) entered blocking state [ 206.177402][ T403] bridge0: port 2(bridge_slave_1) entered forwarding state [ 206.184698][ T403] bridge0: port 1(bridge_slave_0) entered blocking state [ 206.191790][ T403] bridge0: port 1(bridge_slave_0) entered forwarding state [ 206.213162][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 206.220389][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 206.230062][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 206.237108][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 206.246267][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 206.253335][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:14:13 executed programs: 4 [ 206.278398][ T403] veth0_vlan: entered promiscuous mode [ 206.290360][ T403] veth1_macvtap: entered promiscuous mode [ 221.372052][ T420] bridge0: port 1(bridge_slave_0) entered blocking state [ 221.379218][ T420] bridge0: port 1(bridge_slave_0) entered disabled state [ 221.386273][ T420] bridge_slave_0: entered allmulticast mode [ 221.392655][ T420] bridge_slave_0: entered promiscuous mode [ 221.399099][ T420] bridge0: port 2(bridge_slave_1) entered blocking state [ 221.406127][ T420] bridge0: port 2(bridge_slave_1) entered disabled state [ 221.413191][ T420] bridge_slave_1: entered allmulticast mode [ 221.419525][ T420] bridge_slave_1: entered promiscuous mode [ 221.464885][ T420] bridge0: port 2(bridge_slave_1) entered blocking state [ 221.471965][ T420] bridge0: port 2(bridge_slave_1) entered forwarding state [ 221.479267][ T420] bridge0: port 1(bridge_slave_0) entered blocking state [ 221.486288][ T420] bridge0: port 1(bridge_slave_0) entered forwarding state [ 221.506772][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 221.514286][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 221.524117][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 221.531177][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 221.540114][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 221.547196][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:14:29 executed programs: 5 [ 221.572196][ T420] veth0_vlan: entered promiscuous mode [ 221.583110][ T420] veth1_macvtap: entered promiscuous mode [ 236.685445][ T436] bridge0: port 1(bridge_slave_0) entered blocking state [ 236.692575][ T436] bridge0: port 1(bridge_slave_0) entered disabled state [ 236.699701][ T436] bridge_slave_0: entered allmulticast mode [ 236.705928][ T436] bridge_slave_0: entered promiscuous mode [ 236.712280][ T436] bridge0: port 2(bridge_slave_1) entered blocking state [ 236.719333][ T436] bridge0: port 2(bridge_slave_1) entered disabled state [ 236.726371][ T436] bridge_slave_1: entered allmulticast mode [ 236.732657][ T436] bridge_slave_1: entered promiscuous mode [ 236.790488][ T436] bridge0: port 2(bridge_slave_1) entered blocking state [ 236.797548][ T436] bridge0: port 2(bridge_slave_1) entered forwarding state [ 236.804852][ T436] bridge0: port 1(bridge_slave_0) entered blocking state [ 236.811897][ T436] bridge0: port 1(bridge_slave_0) entered forwarding state [ 236.836686][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 236.844050][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 236.854450][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 236.861523][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 236.872918][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 236.880041][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:14:44 executed programs: 6 [ 236.907495][ T436] veth0_vlan: entered promiscuous mode [ 236.919238][ T436] veth1_macvtap: entered promiscuous mode [ 252.019310][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.026364][ T452] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.033652][ T452] bridge_slave_0: entered allmulticast mode [ 252.039952][ T452] bridge_slave_0: entered promiscuous mode [ 252.046376][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.053783][ T452] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.060877][ T452] bridge_slave_1: entered allmulticast mode [ 252.067174][ T452] bridge_slave_1: entered promiscuous mode [ 252.128803][ T452] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.135853][ T452] bridge0: port 2(bridge_slave_1) entered forwarding state [ 252.143154][ T452] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.150245][ T452] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.174417][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 252.181723][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 252.191730][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 252.198801][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 252.207737][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 252.214802][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:14:59 executed programs: 7 [ 252.246541][ T452] veth0_vlan: entered promiscuous mode [ 252.258421][ T452] veth1_macvtap: entered promiscuous mode [ 267.353755][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.360842][ T468] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.367955][ T468] bridge_slave_0: entered allmulticast mode [ 267.374201][ T468] bridge_slave_0: entered promiscuous mode [ 267.380750][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.387842][ T468] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.394905][ T468] bridge_slave_1: entered allmulticast mode [ 267.401248][ T468] bridge_slave_1: entered promiscuous mode [ 267.463552][ T468] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.470738][ T468] bridge0: port 2(bridge_slave_1) entered forwarding state [ 267.478057][ T468] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.485113][ T468] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.506992][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 267.514367][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 267.529775][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 267.536840][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 267.546395][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 267.553464][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:15:15 executed programs: 8 [ 267.582253][ T468] veth0_vlan: entered promiscuous mode [ 267.596740][ T468] veth1_macvtap: entered promiscuous mode [ 282.690402][ T484] bridge0: port 1(bridge_slave_0) entered blocking state [ 282.697459][ T484] bridge0: port 1(bridge_slave_0) entered disabled state [ 282.704553][ T484] bridge_slave_0: entered allmulticast mode [ 282.710861][ T484] bridge_slave_0: entered promiscuous mode [ 282.717378][ T484] bridge0: port 2(bridge_slave_1) entered blocking state [ 282.724452][ T484] bridge0: port 2(bridge_slave_1) entered disabled state [ 282.731542][ T484] bridge_slave_1: entered allmulticast mode [ 282.737770][ T484] bridge_slave_1: entered promiscuous mode [ 282.794655][ T484] bridge0: port 2(bridge_slave_1) entered blocking state [ 282.801749][ T484] bridge0: port 2(bridge_slave_1) entered forwarding state [ 282.809079][ T484] bridge0: port 1(bridge_slave_0) entered blocking state [ 282.816122][ T484] bridge0: port 1(bridge_slave_0) entered forwarding state [ 282.840155][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 282.847535][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 282.858888][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 282.865943][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 282.875024][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 282.882120][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:15:30 executed programs: 9 [ 282.912010][ T484] veth0_vlan: entered promiscuous mode [ 282.923589][ T484] veth1_macvtap: entered promiscuous mode [ 298.021075][ T501] bridge0: port 1(bridge_slave_0) entered blocking state [ 298.028217][ T501] bridge0: port 1(bridge_slave_0) entered disabled state [ 298.035287][ T501] bridge_slave_0: entered allmulticast mode [ 298.041605][ T501] bridge_slave_0: entered promiscuous mode [ 298.048244][ T501] bridge0: port 2(bridge_slave_1) entered blocking state [ 298.055284][ T501] bridge0: port 2(bridge_slave_1) entered disabled state [ 298.062538][ T501] bridge_slave_1: entered allmulticast mode [ 298.068874][ T501] bridge_slave_1: entered promiscuous mode [ 298.122500][ T501] bridge0: port 2(bridge_slave_1) entered blocking state [ 298.129568][ T501] bridge0: port 2(bridge_slave_1) entered forwarding state [ 298.136834][ T501] bridge0: port 1(bridge_slave_0) entered blocking state [ 298.143909][ T501] bridge0: port 1(bridge_slave_0) entered forwarding state [ 298.165249][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 298.172591][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 298.182821][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 298.189897][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 298.199924][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 298.206972][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:15:45 executed programs: 10 [ 298.232803][ T501] veth0_vlan: entered promiscuous mode [ 298.244148][ T501] veth1_macvtap: entered promiscuous mode [ 313.329177][ T516] bridge0: port 1(bridge_slave_0) entered blocking state [ 313.336327][ T516] bridge0: port 1(bridge_slave_0) entered disabled state [ 313.343740][ T516] bridge_slave_0: entered allmulticast mode [ 313.350177][ T516] bridge_slave_0: entered promiscuous mode [ 313.356578][ T516] bridge0: port 2(bridge_slave_1) entered blocking state [ 313.363712][ T516] bridge0: port 2(bridge_slave_1) entered disabled state [ 313.370883][ T516] bridge_slave_1: entered allmulticast mode [ 313.377236][ T516] bridge_slave_1: entered promiscuous mode [ 313.427676][ T516] bridge0: port 2(bridge_slave_1) entered blocking state [ 313.434757][ T516] bridge0: port 2(bridge_slave_1) entered forwarding state [ 313.442106][ T516] bridge0: port 1(bridge_slave_0) entered blocking state [ 313.449195][ T516] bridge0: port 1(bridge_slave_0) entered forwarding state [ 313.471333][ T12] bridge0: port 1(bridge_slave_0) entered disabled state [ 313.478835][ T12] bridge0: port 2(bridge_slave_1) entered disabled state [ 313.489084][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 313.496238][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 313.505338][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 313.512432][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state 2025/10/16 21:16:01 executed programs: 11 [ 313.540887][ T516] veth0_vlan: entered promiscuous mode [ 313.552415][ T516] veth1_macvtap: entered promiscuous mode [ 315.728390][ T37] INFO: task syz.2.17:383 blocked for more than 122 seconds. [ 315.735864][ T37] Not tainted syzkaller #0 [ 315.741015][ T37] "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [ 315.749887][ T37] task:syz.2.17 state:D stack:0 pid:383 tgid:380 ppid:370 flags:0x00004004 [ 315.760216][ T37] Call Trace: [ 315.763674][ T37] [ 315.766636][ T37] __schedule+0x1322/0x1df0 [ 315.771217][ T37] ? __sched_text_start+0x10/0x10 [ 315.776278][ T37] ? _raw_spin_lock_irqsave+0xaf/0x150 [ 315.781804][ T37] ? _raw_spin_lock+0x8c/0x120 [ 315.786595][ T37] ? __kasan_check_write+0x18/0x20 [ 315.791764][ T37] ? _raw_spin_unlock_irqrestore+0x4a/0x70 [ 315.797606][ T37] schedule+0xc6/0x240 [ 315.801796][ T37] __fuse_simple_request+0xdb1/0x1980 [ 315.807204][ T37] ? __cfi___fuse_simple_request+0x10/0x10 [ 315.813052][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 315.818436][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 315.824629][ T37] ? kernel_text_address+0xa9/0xe0 [ 315.829940][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 315.836066][ T37] ? unwind_get_return_address+0x51/0x90 [ 315.841777][ T37] ? __cfi_stack_trace_consume_entry+0x10/0x10 [ 315.848002][ T37] ? __cfi_autoremove_wake_function+0x10/0x10 [ 315.854090][ T37] ? setattr_prepare+0x212/0xb70 [ 315.859168][ T37] fuse_do_setattr+0x17dd/0x2df0 [ 315.864134][ T37] ? __cfi_fuse_do_setattr+0x10/0x10 [ 315.869461][ T37] ? __alloc_pages_noprof+0x31f/0x7b0 [ 315.874866][ T37] ? __kasan_check_write+0x18/0x20 [ 315.880024][ T37] ? __set_page_owner+0x3bf/0x5d0 [ 315.885082][ T37] ? __cfi_post_alloc_hook+0x10/0x10 [ 315.890570][ T37] ? cgroup_rstat_updated+0x132/0x7f0 [ 315.896063][ T37] ? __cfi_cgroup_rstat_updated+0x10/0x10 [ 315.902013][ T37] ? __alloc_pages_noprof+0x7b0/0x7b0 [ 315.907459][ T37] fuse_setattr+0x647/0x2100 [ 315.912132][ T37] ? __cfi_fuse_setattr+0x10/0x10 [ 315.917189][ T37] ? is_bpf_text_address+0x17b/0x1a0 [ 315.922543][ T37] ? avc_has_perm_noaudit+0x268/0x360 [ 315.927985][ T37] ? __asan_memcpy+0x5a/0x80 [ 315.932614][ T37] ? avc_has_perm_noaudit+0x286/0x360 [ 315.938040][ T37] ? avc_has_perm+0x144/0x220 [ 315.942755][ T37] ? __cfi_avc_has_perm+0x10/0x10 [ 315.947855][ T37] ? stack_depot_save_flags+0x38/0x800 [ 315.953347][ T37] ? selinux_inode_setattr+0x5bc/0x7c0 [ 315.958866][ T37] ? kasan_save_track+0x3e/0x80 [ 315.963769][ T37] ? __kasan_slab_free+0x5f/0x80 [ 315.968943][ T37] ? __cfi_selinux_inode_setattr+0x10/0x10 [ 315.974810][ T37] ? __x64_sys_chmod+0x66/0x80 [ 315.979815][ T37] ? ktime_get_coarse_real_ts64+0x11f/0x140 [ 315.985978][ T37] ? __cfi_current_time+0x10/0x10 [ 315.991079][ T37] ? bpf_lsm_inode_setattr+0xd/0x20 [ 315.996332][ T37] ? try_break_deleg+0x7c/0x140 [ 316.001264][ T37] ? __cfi_fuse_setattr+0x10/0x10 [ 316.006325][ T37] notify_change+0xbac/0xee0 [ 316.010981][ T37] chmod_common+0x201/0x380 [ 316.015519][ T37] ? __cfi_chmod_common+0x10/0x10 [ 316.020612][ T37] ? __kasan_slab_free+0x6a/0x80 [ 316.025586][ T37] ? putname+0x113/0x150 [ 316.029871][ T37] do_fchmodat+0x131/0x200 [ 316.034322][ T37] ? do_faccessat+0xcb0/0xcb0 [ 316.039049][ T37] ? __kasan_check_read+0x15/0x20 [ 316.044114][ T37] ? fpregs_assert_state_consistent+0xb7/0xe0 [ 316.050273][ T37] __x64_sys_chmod+0x66/0x80 [ 316.054913][ T37] x64_sys_call+0x27f4/0x2ee0 [ 316.059792][ T37] do_syscall_64+0x58/0xf0 [ 316.064247][ T37] ? clear_bhb_loop+0x50/0xa0 [ 316.068970][ T37] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 316.074965][ T37] RIP: 0033:0x7f5d3678eec9 [ 316.079435][ T37] RSP: 002b:00007f5d3764a038 EFLAGS: 00000246 ORIG_RAX: 000000000000005a [ 316.087914][ T37] RAX: ffffffffffffffda RBX: 00007f5d369e6090 RCX: 00007f5d3678eec9 [ 316.095915][ T37] RDX: 0000000000000000 RSI: 00000000000003ca RDI: 0000200000000100 [ 316.103932][ T37] RBP: 00007f5d36811f91 R08: 0000000000000000 R09: 0000000000000000 [ 316.111956][ T37] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 316.119988][ T37] R13: 00007f5d369e6128 R14: 00007f5d369e6090 R15: 00007ffc45b9b278 [ 316.128095][ T37] [ 316.131311][ T37] NMI backtrace for cpu 0 [ 316.131335][ T37] CPU: 0 UID: 0 PID: 37 Comm: khungtaskd Not tainted syzkaller #0 a1e7228139d9ee8ddccd82caf3411206af300c09 [ 316.131359][ T37] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 316.131369][ T37] Call Trace: [ 316.131374][ T37] [ 316.131380][ T37] __dump_stack+0x21/0x30 [ 316.131405][ T37] dump_stack_lvl+0x10c/0x190 [ 316.131431][ T37] ? __cfi_dump_stack_lvl+0x10/0x10 [ 316.131453][ T37] dump_stack+0x19/0x20 [ 316.131472][ T37] nmi_cpu_backtrace+0x2bf/0x2d0 [ 316.131490][ T37] ? rcu_read_unlock_special+0xab/0x410 [ 316.131510][ T37] ? __cfi_nmi_cpu_backtrace+0x10/0x10 [ 316.131527][ T37] ? __rcu_read_unlock+0xc0/0xc0 [ 316.131544][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 316.131564][ T37] ? __cfi_nmi_raise_cpu_backtrace+0x10/0x10 [ 316.131584][ T37] nmi_trigger_cpumask_backtrace+0x142/0x2c0 [ 316.131602][ T37] arch_trigger_cpumask_backtrace+0x14/0x20 [ 316.131621][ T37] watchdog+0xd8f/0xed0 [ 316.131643][ T37] ? __cfi_watchdog+0x10/0x10 [ 316.131663][ T37] ? __kasan_check_read+0x15/0x20 [ 316.131686][ T37] ? __kthread_parkme+0x138/0x180 [ 316.131700][ T37] ? schedule+0xc6/0x240 [ 316.131720][ T37] kthread+0x2ca/0x370 [ 316.131735][ T37] ? __cfi_watchdog+0x10/0x10 [ 316.131755][ T37] ? __cfi_kthread+0x10/0x10 [ 316.131770][ T37] ret_from_fork+0x67/0xa0 [ 316.131790][ T37] ? __cfi_kthread+0x10/0x10 [ 316.131806][ T37] ret_from_fork_asm+0x1a/0x30 [ 316.131830][ T37] [ 316.131835][ T37] Sending NMI from CPU 0 to CPUs 1: [ 316.286391][ C1] NMI backtrace for cpu 1 [ 316.286404][ C1] CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted syzkaller #0 a1e7228139d9ee8ddccd82caf3411206af300c09 [ 316.286425][ C1] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/02/2025 [ 316.286435][ C1] RIP: 0010:pv_native_safe_halt+0x17/0x20 [ 316.286456][ C1] Code: cc cc cc b8 8f ad c8 e6 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 66 90 0f 00 2d c3 02 3a 00 f3 0f 1e fa 55 48 89 e5 fb f4 <5d> e9 13 54 02 00 cc cc cc b8 00 00 00 00 90 90 90 90 90 90 90 90 [ 316.286469][ C1] RSP: 0018:ffffc900001a7e00 EFLAGS: 000002c2 [ 316.286484][ C1] RAX: ffff8881f6f00000 RBX: ffff888103668000 RCX: ffffffff858d50be [ 316.286496][ C1] RDX: 0000000000000001 RSI: 0000000000000004 RDI: 000000000006e3ec [ 316.286506][ C1] RBP: ffffc900001a7e00 R08: ffff8881f6f39733 R09: 1ffff1103ede72e6 [ 316.286518][ C1] R10: dffffc0000000000 R11: ffffed103ede72e7 R12: 1ffff110206cd000 [ 316.286530][ C1] R13: 0000000000000001 R14: 0000000000000000 R15: ffffffff87cb1ce8 [ 316.286546][ C1] FS: 0000000000000000(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 316.286559][ C1] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 316.286570][ C1] CR2: 00007f0caffded58 CR3: 000000011a33e000 CR4: 00000000003526b0 [ 316.286584][ C1] Call Trace: [ 316.286590][ C1] [ 316.286597][ C1] default_idle+0x17/0x30 [ 316.286615][ C1] arch_cpu_idle+0xd/0x20 [ 316.286630][ C1] default_idle_call+0x3f/0x80 [ 316.286646][ C1] do_idle+0x1a0/0x470 [ 316.286668][ C1] ? idle_inject_timer_fn+0x80/0x80 [ 316.286686][ C1] ? do_idle+0xa/0x470 [ 316.286701][ C1] cpu_startup_entry+0x48/0x70 [ 316.286717][ C1] start_secondary+0x12e/0x140 [ 316.286738][ C1] common_startup_64+0x13b/0x157 [ 316.286762][ C1]