Warning: Permanently added '10.128.1.83' (ED25519) to the list of known hosts. 2026/07/15 04:40:45 parsed 1 programs 2026/07/15 04:40:45 serving rpc on tcp://40879 [ 32.659034][ T36] audit: type=1400 audit(1784090445.800:64): avc: denied { node_bind } for pid=302 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 33.903302][ T36] audit: type=1400 audit(1784090447.050:65): avc: denied { mounton } for pid=308 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 [ 33.904739][ T308] cgroup: Unknown subsys name 'net' [ 33.928379][ T36] audit: type=1400 audit(1784090447.050:66): avc: denied { mount } for pid=308 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 [ 33.956708][ T36] audit: type=1400 audit(1784090447.080:67): avc: denied { unmount } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 33.956952][ T308] cgroup: Unknown subsys name 'devices' [ 34.065437][ T308] cgroup: Unknown subsys name 'hugetlb' [ 34.071436][ T308] cgroup: Unknown subsys name 'rlimit' [ 34.191274][ T36] audit: type=1400 audit(1784090447.330:68): avc: denied { setattr } for pid=308 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 [ 34.216462][ T36] audit: type=1400 audit(1784090447.330:69): avc: denied { create } for pid=308 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 [ 34.228848][ T312] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 34.237583][ T36] audit: type=1400 audit(1784090447.330:70): avc: denied { write } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.264123][ T308] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.268221][ T36] audit: type=1400 audit(1784090447.330:71): avc: denied { read } for pid=308 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 34.299215][ T36] audit: type=1400 audit(1784090447.330:72): avc: denied { sys_module } for pid=308 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 34.321870][ T36] audit: type=1400 audit(1784090447.330:73): avc: denied { mounton } for pid=308 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 [ 35.312778][ T315] 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. [ 36.181252][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.190117][ T364] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.198585][ T364] bridge_slave_0: entered allmulticast mode [ 36.206670][ T364] bridge_slave_0: entered promiscuous mode [ 36.215869][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.223407][ T364] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.230672][ T364] bridge_slave_1: entered allmulticast mode [ 36.238191][ T364] bridge_slave_1: entered promiscuous mode [ 36.282170][ T364] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.289319][ T364] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.296974][ T364] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.304351][ T364] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.327737][ T345] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.335841][ T345] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.356392][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.363514][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.373836][ T345] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.381445][ T345] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.410927][ T364] veth0_vlan: entered promiscuous mode [ 36.422404][ T364] veth1_macvtap: entered promiscuous mode [ 36.534436][ T46] bridge_slave_1: left allmulticast mode [ 36.540225][ T46] bridge_slave_1: left promiscuous mode [ 36.553275][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.573796][ T46] bridge_slave_0: left allmulticast mode [ 36.579543][ T46] bridge_slave_0: left promiscuous mode [ 36.585478][ T46] bridge0: port 1(bridge_slave_0) entered disabled state 2026/07/15 04:40:49 executed programs: 0 [ 36.699853][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.707693][ T375] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.715119][ T375] bridge_slave_0: entered allmulticast mode [ 36.721750][ T375] bridge_slave_0: entered promiscuous mode [ 36.729633][ T46] veth1_macvtap: left promiscuous mode [ 36.735479][ T46] veth0_vlan: left promiscuous mode [ 36.769587][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.777619][ T375] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.785278][ T375] bridge_slave_1: entered allmulticast mode [ 36.792426][ T375] bridge_slave_1: entered promiscuous mode [ 36.847816][ T375] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.854971][ T375] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.862373][ T375] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.870416][ T375] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.895939][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.903630][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.914656][ T345] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.922096][ T345] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.933683][ T13] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.941983][ T13] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.971639][ T375] veth0_vlan: entered promiscuous mode [ 36.984632][ T375] veth1_macvtap: entered promiscuous mode [ 37.024485][ T375] ------------[ cut here ]------------ [ 37.030103][ T375] WARNING: CPU: 1 PID: 375 at fs/inode.c:340 drop_nlink+0xce/0x110 [ 37.039475][ T375] Modules linked in: [ 37.044246][ T375] CPU: 1 UID: 0 PID: 375 Comm: syz-executor Not tainted syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 [ 37.056199][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 37.066482][ T375] RIP: 0010:drop_nlink+0xce/0x110 [ 37.071713][ T375] Code: 04 00 00 be 08 00 00 00 e8 4f 14 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 c8 ba b3 03 cc e8 d2 5d 95 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c [ 37.092224][ T375] RSP: 0018:ffffc90003abfc88 EFLAGS: 00010293 [ 37.099162][ T375] RAX: ffffffff81f2141e RBX: ffff8881149c3838 RCX: ffff8881251b1300 [ 37.108044][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.116259][ T375] RBP: ffffc90003abfcb0 R08: 0000000000000003 R09: 0000000000000004 [ 37.124989][ T375] R10: dffffc0000000000 R11: fffff52000757f80 R12: dffffc0000000000 [ 37.133254][ T375] R13: 1ffff11022938710 R14: ffff8881149c3880 R15: 0000000000000000 [ 37.141698][ T375] FS: 000055558f383500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 37.151343][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.158195][ T375] CR2: 000055558f3a6958 CR3: 0000000114af4000 CR4: 00000000003526b0 [ 37.166371][ T375] Call Trace: [ 37.170071][ T375] [ 37.173415][ T375] shmem_rmdir+0x5f/0x90 [ 37.178211][ T375] vfs_rmdir+0x3db/0x560 [ 37.182749][ T375] incfs_kill_sb+0x102/0x220 [ 37.187612][ T375] deactivate_locked_super+0xd2/0x270 [ 37.193165][ T375] deactivate_super+0xb8/0xe0 [ 37.198172][ T375] cleanup_mnt+0x438/0x4d0 [ 37.202719][ T375] __cleanup_mnt+0x1d/0x40 [ 37.207419][ T375] task_work_run+0x1e8/0x260 [ 37.212492][ T375] ? __cfi_task_work_run+0x10/0x10 [ 37.217858][ T375] ? __x64_sys_umount+0x12e/0x180 [ 37.222983][ T375] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.228411][ T375] ? __kasan_check_read+0x15/0x20 [ 37.233921][ T375] resume_user_mode_work+0x35/0x50 [ 37.239092][ T375] syscall_exit_to_user_mode+0x63/0xb0 [ 37.244659][ T375] do_syscall_64+0x63/0xf0 [ 37.249107][ T375] ? clear_bhb_loop+0x50/0xa0 [ 37.254105][ T375] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.260404][ T375] RIP: 0033:0x7ff18b99f097 [ 37.265177][ T375] Code: a2 c7 05 5c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 37.285771][ T375] RSP: 002b:00007ffddb860b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.295605][ T375] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff18b99f097 [ 37.303789][ T375] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffddb860c50 [ 37.312108][ T375] RBP: 00007ffddb860c50 R08: 00007ffddb861c50 R09: 00000000ffffffff [ 37.320725][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffddb861ce0 [ 37.329209][ T375] R13: 00007ff18ba332ca R14: 0000000000009083 R15: 00007ffddb861d20 [ 37.337670][ T375] [ 37.340816][ T375] ---[ end trace 0000000000000000 ]--- [ 37.348318][ T375] ================================================================== [ 37.358213][ T375] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 [ 37.364743][ T375] Write of size 4 at addr 0000000000000168 by task syz-executor/375 [ 37.373164][ T375] [ 37.376451][ T375] CPU: 0 UID: 0 PID: 375 Comm: syz-executor Tainted: G W syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 [ 37.376479][ T375] Tainted: [W]=WARN [ 37.376483][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 37.376491][ T375] Call Trace: [ 37.376497][ T375] [ 37.376504][ T375] __dump_stack+0x21/0x30 [ 37.376528][ T375] dump_stack_lvl+0x140/0x1c0 [ 37.376546][ T375] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.376564][ T375] print_report+0x3d/0x70 [ 37.376581][ T375] kasan_report+0x162/0x1a0 [ 37.376598][ T375] ? ihold+0x24/0x70 [ 37.376612][ T375] ? ihold+0x24/0x70 [ 37.376626][ T375] kasan_check_range+0x25a/0x2b0 [ 37.376705][ T375] __kasan_check_write+0x18/0x20 [ 37.376717][ T375] ihold+0x24/0x70 [ 37.376731][ T375] vfs_rmdir+0x25c/0x560 [ 37.376748][ T375] incfs_kill_sb+0x102/0x220 [ 37.376762][ T375] deactivate_locked_super+0xd2/0x270 [ 37.376780][ T375] deactivate_super+0xb8/0xe0 [ 37.376797][ T375] cleanup_mnt+0x438/0x4d0 [ 37.376812][ T375] __cleanup_mnt+0x1d/0x40 [ 37.376830][ T375] task_work_run+0x1e8/0x260 [ 37.376847][ T375] ? __cfi_task_work_run+0x10/0x10 [ 37.376863][ T375] ? __x64_sys_umount+0x12e/0x180 [ 37.376882][ T375] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.376900][ T375] ? __kasan_check_read+0x15/0x20 [ 37.376912][ T375] resume_user_mode_work+0x35/0x50 [ 37.376930][ T375] syscall_exit_to_user_mode+0x63/0xb0 [ 37.376950][ T375] do_syscall_64+0x63/0xf0 [ 37.376962][ T375] ? clear_bhb_loop+0x50/0xa0 [ 37.376979][ T375] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.376995][ T375] RIP: 0033:0x7ff18b99f097 [ 37.377008][ T375] Code: a2 c7 05 5c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 37.377019][ T375] RSP: 002b:00007ffddb860b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.377035][ T375] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff18b99f097 [ 37.377043][ T375] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffddb860c50 [ 37.377051][ T375] RBP: 00007ffddb860c50 R08: 00007ffddb861c50 R09: 00000000ffffffff [ 37.377060][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffddb861ce0 [ 37.377069][ T375] R13: 00007ff18ba332ca R14: 0000000000009083 R15: 00007ffddb861d20 [ 37.377079][ T375] [ 37.377084][ T375] ================================================================== [ 37.631784][ T375] Disabling lock debugging due to kernel taint [ 37.638313][ T375] BUG: kernel NULL pointer dereference, address: 0000000000000168 [ 37.646845][ T375] #PF: supervisor write access in kernel mode [ 37.653743][ T375] #PF: error_code(0x0002) - not-present page [ 37.660450][ T375] PGD 8000000108bee067 P4D 8000000108bee067 PUD 0 [ 37.668762][ T375] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI [ 37.675216][ T375] CPU: 1 UID: 0 PID: 375 Comm: syz-executor Tainted: G B W syzkaller #0 a506770653dd131ce1f6b755c8f096a645f29717 [ 37.689652][ T375] Tainted: [B]=BAD_PAGE, [W]=WARN [ 37.695371][ T375] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/25/2026 [ 37.705796][ T375] RIP: 0010:ihold+0x2a/0x70 [ 37.711430][ T375] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 bd 54 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b ee ff 41 be 01 00 00 00 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 cd [ 37.731791][ T375] RSP: 0018:ffffc90003abfcc8 EFLAGS: 00010246 [ 37.738555][ T375] RAX: ffff8881251b1300 RBX: 0000000000000000 RCX: ffff8881251b1300 [ 37.747265][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.755687][ T375] RBP: ffffc90003abfcd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 37.764030][ T375] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 37.772497][ T375] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 37.781260][ T375] FS: 000055558f383500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 37.790583][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.798270][ T375] CR2: 0000000000000168 CR3: 0000000114af4000 CR4: 00000000003526b0 [ 37.806967][ T375] Call Trace: [ 37.810464][ T375] [ 37.813499][ T375] vfs_rmdir+0x25c/0x560 [ 37.817859][ T375] incfs_kill_sb+0x102/0x220 [ 37.822860][ T375] deactivate_locked_super+0xd2/0x270 [ 37.828744][ T375] deactivate_super+0xb8/0xe0 [ 37.834570][ T375] cleanup_mnt+0x438/0x4d0 [ 37.839278][ T375] __cleanup_mnt+0x1d/0x40 [ 37.843742][ T375] task_work_run+0x1e8/0x260 [ 37.848784][ T375] ? __cfi_task_work_run+0x10/0x10 [ 37.853976][ T375] ? __x64_sys_umount+0x12e/0x180 [ 37.859194][ T375] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.865247][ T375] ? __kasan_check_read+0x15/0x20 [ 37.870394][ T375] resume_user_mode_work+0x35/0x50 [ 37.875828][ T375] syscall_exit_to_user_mode+0x63/0xb0 [ 37.881763][ T375] do_syscall_64+0x63/0xf0 [ 37.887080][ T375] ? clear_bhb_loop+0x50/0xa0 [ 37.892191][ T375] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.898215][ T375] RIP: 0033:0x7ff18b99f097 [ 37.903222][ T375] Code: a2 c7 05 5c 26 25 00 00 00 00 00 eb 96 e8 e1 12 00 00 90 31 f6 e9 09 00 00 00 66 0f 1f 84 00 00 00 00 00 b8 a6 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 01 c3 48 c7 c2 e8 ff ff ff f7 d8 64 89 02 b8 [ 37.923549][ T375] RSP: 002b:00007ffddb860b98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.932371][ T375] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007ff18b99f097 [ 37.941145][ T375] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffddb860c50 [ 37.949275][ T375] RBP: 00007ffddb860c50 R08: 00007ffddb861c50 R09: 00000000ffffffff [ 37.957341][ T375] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffddb861ce0 [ 37.965974][ T375] R13: 00007ff18ba332ca R14: 0000000000009083 R15: 00007ffddb861d20 [ 37.974857][ T375] [ 37.977889][ T375] Modules linked in: [ 37.981784][ T375] CR2: 0000000000000168 [ 37.985930][ T375] ---[ end trace 0000000000000000 ]--- [ 37.991396][ T375] RIP: 0010:ihold+0x2a/0x70 [ 37.996044][ T375] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 bd 54 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 0c 0b ee ff 41 be 01 00 00 00 44 0f c1 b3 68 01 00 00 41 ff c6 bf 02 00 00 00 44 89 f6 e8 cd [ 38.016088][ T375] RSP: 0018:ffffc90003abfcc8 EFLAGS: 00010246 [ 38.022908][ T375] RAX: ffff8881251b1300 RBX: 0000000000000000 RCX: ffff8881251b1300 [ 38.032091][ T375] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 38.040544][ T375] RBP: ffffc90003abfcd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 38.048532][ T375] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 38.056603][ T375] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 38.065186][ T375] FS: 000055558f383500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 38.074308][ T375] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.081366][ T375] CR2: 0000000000000168 CR3: 0000000114af4000 CR4: 00000000003526b0 [ 38.089800][ T375] Kernel panic - not syncing: Fatal exception [ 38.096442][ T375] Kernel Offset: disabled [ 38.101225][ T375] Rebooting in 86400 seconds..