Warning: Permanently added '10.128.1.145' (ED25519) to the list of known hosts. 2026/07/27 01:50:32 parsed 1 programs 2026/07/27 01:50:32 serving rpc on tcp://43889 [ 24.593041][ T36] audit: type=1400 audit(1785117032.850:64): avc: denied { node_bind } for pid=303 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 26.132140][ T36] audit: type=1400 audit(1785117034.380:65): avc: denied { mounton } for pid=310 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2024 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 26.136154][ T310] cgroup: Unknown subsys name 'net' [ 26.155010][ T36] audit: type=1400 audit(1785117034.390:66): avc: denied { mount } for pid=310 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 [ 26.182306][ T36] audit: type=1400 audit(1785117034.410:67): avc: denied { unmount } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 26.183047][ T310] cgroup: Unknown subsys name 'devices' [ 26.285159][ T310] cgroup: Unknown subsys name 'hugetlb' [ 26.290833][ T310] cgroup: Unknown subsys name 'rlimit' [ 26.416651][ T36] audit: type=1400 audit(1785117034.670:68): avc: denied { setattr } for pid=310 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 [ 26.439884][ T36] audit: type=1400 audit(1785117034.670:69): avc: denied { create } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.460510][ T36] audit: type=1400 audit(1785117034.670:70): avc: denied { write } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.481336][ T36] audit: type=1400 audit(1785117034.670:71): avc: denied { read } for pid=310 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 26.492901][ T313] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). Setting up swapspace version 1, size = 127995904 bytes [ 26.502650][ T36] audit: type=1400 audit(1785117034.670:72): avc: denied { sys_module } for pid=310 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 26.531527][ T36] audit: type=1400 audit(1785117034.670:73): avc: denied { mounton } for pid=310 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 [ 26.558047][ T310] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 27.485456][ T318] 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. [ 27.930477][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 27.938892][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 27.946051][ T345] bridge_slave_0: entered allmulticast mode [ 27.952356][ T345] bridge_slave_0: entered promiscuous mode [ 27.959224][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 27.966332][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 27.973653][ T345] bridge_slave_1: entered allmulticast mode [ 27.979905][ T345] bridge_slave_1: entered promiscuous mode [ 28.029105][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.036231][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.043631][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.050686][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.082636][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.090523][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.101183][ T12] bridge0: port 1(bridge_slave_0) entered blocking state [ 28.108305][ T12] bridge0: port 1(bridge_slave_0) entered forwarding state [ 28.119337][ T12] bridge0: port 2(bridge_slave_1) entered blocking state [ 28.126454][ T12] bridge0: port 2(bridge_slave_1) entered forwarding state [ 28.152714][ T345] veth0_vlan: entered promiscuous mode [ 28.167025][ T345] veth1_macvtap: entered promiscuous mode [ 28.214793][ T13] bridge_slave_1: left allmulticast mode [ 28.220526][ T13] bridge_slave_1: left promiscuous mode [ 28.226477][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 28.235051][ T13] bridge_slave_0: left allmulticast mode [ 28.240751][ T13] bridge_slave_0: left promiscuous mode [ 28.246834][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 28.372980][ T13] veth1_macvtap: left promiscuous mode [ 28.378582][ T13] veth0_vlan: left promiscuous mode 2026/07/27 01:50:37 executed programs: 0 [ 28.993387][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.000508][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.007695][ T378] bridge_slave_0: entered allmulticast mode [ 29.014201][ T378] bridge_slave_0: entered promiscuous mode [ 29.021564][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.028706][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.035854][ T378] bridge_slave_1: entered allmulticast mode [ 29.042151][ T378] bridge_slave_1: entered promiscuous mode [ 29.090838][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.097946][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.105295][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.112372][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.134213][ T351] bridge0: port 1(bridge_slave_0) entered disabled state [ 29.141468][ T351] bridge0: port 2(bridge_slave_1) entered disabled state [ 29.151009][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 29.158135][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 29.168091][ T351] bridge0: port 2(bridge_slave_1) entered blocking state [ 29.175210][ T351] bridge0: port 2(bridge_slave_1) entered forwarding state [ 29.199321][ T378] veth0_vlan: entered promiscuous mode [ 29.211124][ T378] veth1_macvtap: entered promiscuous mode [ 29.244380][ T382] ================================================================== [ 29.252503][ T382] BUG: KASAN: invalid-free in f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.260512][ T382] Free of addr ffff888115b6a593 by task syz.2.17/382 [ 29.267189][ T382] [ 29.269555][ T382] CPU: 0 UID: 0 PID: 382 Comm: syz.2.17 Not tainted syzkaller #0 a4a563d0c71b2f3eba821a1af94cbf4bdc8174ca [ 29.269578][ T382] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 07/16/2026 [ 29.269595][ T382] Call Trace: [ 29.269602][ T382] [ 29.269610][ T382] __dump_stack+0x21/0x30 [ 29.269637][ T382] dump_stack_lvl+0x140/0x1c0 [ 29.269659][ T382] ? __cfi_dump_stack_lvl+0x10/0x10 [ 29.269684][ T382] print_address_description+0x71/0x210 [ 29.269708][ T382] print_report+0x4a/0x70 [ 29.269729][ T382] ? f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.269752][ T382] kasan_report_invalid_free+0x11e/0x160 [ 29.269774][ T382] ? f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.269796][ T382] ? f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.269818][ T382] check_slab_allocation+0xdf/0xf0 [ 29.269837][ T382] __kasan_slab_pre_free+0x36/0x50 [ 29.269856][ T382] kfree+0xf8/0x440 [ 29.269870][ T382] ? f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.269892][ T382] f_uac1_opts_c_srate_store+0x224/0x2b0 [ 29.269914][ T382] ? __cfi_f_uac1_opts_c_srate_store+0x10/0x10 [ 29.269935][ T382] ? down_read+0x7f/0xe0 [ 29.269959][ T382] ? __cfi_down_read+0x10/0x10 [ 29.269982][ T382] configfs_write_iter+0x32c/0x490 [ 29.270003][ T382] ? __cfi_f_uac1_opts_c_srate_store+0x10/0x10 [ 29.270025][ T382] vfs_write+0x762/0xfd0 [ 29.270042][ T382] ? __cfi_vfs_write+0x10/0x10 [ 29.270058][ T382] ? __cfi_do_futex+0x10/0x10 [ 29.270081][ T382] ? __kasan_check_read+0x15/0x20 [ 29.270098][ T382] ksys_write+0x145/0x260 [ 29.270114][ T382] ? __cfi_ksys_write+0x10/0x10 [ 29.270130][ T382] ? __kasan_check_read+0x15/0x20 [ 29.270146][ T382] __x64_sys_write+0x7f/0x90 [ 29.270162][ T382] x64_sys_call+0x271c/0x2ee0 [ 29.270176][ T382] do_syscall_64+0x57/0xf0 [ 29.270193][ T382] ? clear_bhb_loop+0x50/0xa0 [ 29.270215][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 29.270236][ T382] RIP: 0033:0x7f6ed639de99 [ 29.270250][ T382] Code: 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 01 48 [ 29.270263][ T382] RSP: 002b:00007ffde6b04518 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 [ 29.270284][ T382] RAX: ffffffffffffffda RBX: 00007f6ed6625fa0 RCX: 00007f6ed639de99 [ 29.270297][ T382] RDX: 0000000000000029 RSI: 0000200000000040 RDI: 0000000000000003 [ 29.270307][ T382] RBP: 00007f6ed6433eaf R08: 0000000000000000 R09: 0000000000000000 [ 29.270317][ T382] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 29.270327][ T382] R13: 00007f6ed6625fac R14: 00007f6ed6625fa0 R15: 00007f6ed6625fa0 [ 29.270340][ T382] [ 29.270346][ T382] [ 29.531436][ T382] Allocated by task 382: [ 29.535676][ T382] kasan_save_track+0x3e/0x80 [ 29.540377][ T382] kasan_save_alloc_info+0x3a/0x50 [ 29.545522][ T382] __kasan_kmalloc+0x96/0xb0 [ 29.550130][ T382] __kmalloc_node_track_caller_noprof+0x24e/0x4f0 [ 29.556553][ T382] kstrdup+0x4d/0x130 [ 29.560547][ T382] f_uac1_opts_c_srate_store+0x11e/0x2b0 [ 29.566187][ T382] configfs_write_iter+0x32c/0x490 [ 29.571307][ T382] vfs_write+0x762/0xfd0 [ 29.575554][ T382] ksys_write+0x145/0x260 [ 29.579886][ T382] __x64_sys_write+0x7f/0x90 [ 29.584474][ T382] x64_sys_call+0x271c/0x2ee0 [ 29.589153][ T382] do_syscall_64+0x57/0xf0 [ 29.593592][ T382] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 29.599489][ T382] [ 29.601825][ T382] The buggy address belongs to the object at ffff888115b6a580 [ 29.601825][ T382] which belongs to the cache kmalloc-64 of size 64 [ 29.615717][ T382] The buggy address is located 19 bytes inside of [ 29.615717][ T382] 42-byte region [ffff888115b6a580, ffff888115b6a5aa) [ 29.628857][ T382] [ 29.631185][ T382] The buggy address belongs to the physical page: [ 29.637630][ T382] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0 pfn:0x115b6a [ 29.646482][ T382] flags: 0x4000000000000000(zone=1) [ 29.651708][ T382] page_type: f5(slab) [ 29.655726][ T382] raw: 4000000000000000 ffff8881000418c0 ffffea000456d5c0 0000000000000002 [ 29.664360][ T382] raw: 0000000000000000 0000000080200020 00000001f5000000 0000000000000000 [ 29.672990][ T382] page dumped because: kasan: bad access detected [ 29.679470][ T382] page_owner tracks the page as allocated [ 29.685215][ T382] page last allocated via order 0, migratetype Unmovable, gfp_mask 0x52cc0(GFP_KERNEL|__GFP_NOWARN|__GFP_NORETRY|__GFP_COMP), pid 125, tgid 125 (udevadm), ts 6118860624, free_ts 0 [ 29.702992][ T382] post_alloc_hook+0x37d/0x3b0 [ 29.707838][ T382] prep_new_page+0x2d/0x180 [ 29.712397][ T382] get_page_from_freelist+0x4aea/0x4ba0 [ 29.717987][ T382] __alloc_pages_noprof+0x35a/0x7e0 [ 29.723229][ T382] alloc_slab_page+0x6b/0x1e0 [ 29.727949][ T382] allocate_slab+0x69/0x430 [ 29.732507][ T382] ___slab_alloc+0x591/0x8c0 [ 29.737148][ T382] __kmalloc_noprof+0x2fc/0x510 [ 29.742005][ T382] kobject_get_path+0xc3/0x2d0 [ 29.746789][ T382] kobject_uevent_env+0x2bc/0x7e0 [ 29.751826][ T382] kobject_synth_uevent+0x417/0xa00 [ 29.757034][ T382] uevent_store+0x29/0x70 [ 29.761366][ T382] dev_attr_store+0x76/0xa0 [ 29.765885][ T382] sysfs_kf_write+0x141/0x160 [ 29.770563][ T382] kernfs_fop_write_iter+0x316/0x510 [ 29.775885][ T382] vfs_write+0x762/0xfd0 [ 29.780126][ T382] page_owner free stack trace missing [ 29.785502][ T382] [ 29.787826][ T382] Memory state around the buggy address: [ 29.793474][ T382] ffff888115b6a480: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 29.801536][ T382] ffff888115b6a500: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 29.809616][ T382] >ffff888115b6a580: 00 00 00 00 00 02 fc fc fc fc fc fc fc fc fc fc [ 29.817684][ T382] ^ [ 29.822274][ T382] ffff888115b6a600: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 29.830334][ T382] ffff888115b6a680: fa fb fb fb fb fb fb fb fc fc fc fc fc fc fc fc [ 29.838408][ T382] ================================================================== [ 29.849660][ T382] Disabling lock debugging due to kernel taint [ 29.858048][ T36] kauditd_printk_skb: 38 callbacks suppressed [ 29.858066][ T36] audit: type=1400 audit(1785117038.110:112): avc: denied { read } for pid=93 comm="syslogd" name="log" dev="sda1" ino=2010 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:var_t tclass=lnk_file permissive=1 [ 29.892069][ T36] audit: type=1400 audit(1785117038.110:113): avc: denied { search } for pid=93 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.913588][ T36] audit: type=1400 audit(1785117038.110:114): avc: denied { write } for pid=93 comm="syslogd" name="/" dev="tmpfs" ino=1 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.934932][ T36] audit: type=1400 audit(1785117038.110:115): avc: denied { unmount } for pid=378 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:configfs_t tclass=filesystem permissive=1 [ 29.955491][ T36] audit: type=1400 audit(1785117038.110:116): avc: denied { add_name } for pid=93 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=dir permissive=1 [ 29.976338][ T36] audit: type=1400 audit(1785117038.110:117): avc: denied { create } for pid=93 comm="syslogd" name="messages" scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 29.997075][ T36] audit: type=1400 audit(1785117038.120:118): avc: denied { append open } for pid=93 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 30.021982][ T36] audit: type=1400 audit(1785117038.120:119): avc: denied { getattr } for pid=93 comm="syslogd" path="/tmp/messages" dev="tmpfs" ino=5 scontext=system_u:system_r:syslogd_t tcontext=system_u:object_r:tmpfs_t tclass=file permissive=1 [ 30.075564][ T46] bridge_slave_1: left allmulticast mode [ 30.081288][ T46] bridge_slave_1: left promiscuous mode [ 30.087207][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 30.095366][ T46] bridge_slave_0: left allmulticast mode [ 30.101049][ T46] bridge_slave_0: left promiscuous mode [ 30.107050][ T46] bridge0: port 1(bridge_slave_0) entered disabled state