Warning: Permanently added '10.128.0.104' (ED25519) to the list of known hosts. 2026/07/16 05:14:30 parsed 1 programs 2026/07/16 05:14:30 serving rpc on tcp://43619 [ 30.746672][ T36] audit: type=1400 audit(1784178870.520:64): 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 [ 32.323467][ T36] audit: type=1400 audit(1784178872.110:65): avc: denied { mounton } for pid=309 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 [ 32.327359][ T309] cgroup: Unknown subsys name 'net' [ 32.346264][ T36] audit: type=1400 audit(1784178872.110:66): avc: denied { mount } for pid=309 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 [ 32.373690][ T36] audit: type=1400 audit(1784178872.130:67): avc: denied { unmount } for pid=309 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 32.374214][ T309] cgroup: Unknown subsys name 'devices' [ 32.482901][ T309] cgroup: Unknown subsys name 'hugetlb' [ 32.488658][ T309] cgroup: Unknown subsys name 'rlimit' [ 32.622393][ T36] audit: type=1400 audit(1784178872.400:68): avc: denied { setattr } for pid=309 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 [ 32.645967][ T36] audit: type=1400 audit(1784178872.400:69): avc: denied { create } for pid=309 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 32.666402][ T36] audit: type=1400 audit(1784178872.400:70): avc: denied { write } for pid=309 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 32.687033][ T36] audit: type=1400 audit(1784178872.400:71): avc: denied { read } for pid=309 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 [ 32.707520][ T36] audit: type=1400 audit(1784178872.400:72): avc: denied { sys_module } for pid=309 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 32.728789][ T36] audit: type=1400 audit(1784178872.400:73): avc: denied { mounton } for pid=309 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 [ 32.734923][ T312] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 32.797034][ T309] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 33.786193][ 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. [ 34.346786][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.354010][ T346] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.361160][ T346] bridge_slave_0: entered allmulticast mode [ 34.367476][ T346] bridge_slave_0: entered promiscuous mode [ 34.374392][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.381559][ T346] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.388931][ T346] bridge_slave_1: entered allmulticast mode [ 34.395442][ T346] bridge_slave_1: entered promiscuous mode [ 34.451051][ T346] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.458227][ T346] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.465642][ T346] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.472777][ T346] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.495477][ T319] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.502837][ T319] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.513411][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 34.520638][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 34.529702][ T319] bridge0: port 2(bridge_slave_1) entered blocking state [ 34.536791][ T319] bridge0: port 2(bridge_slave_1) entered forwarding state [ 34.562655][ T346] veth0_vlan: entered promiscuous mode [ 34.575338][ T346] veth1_macvtap: entered promiscuous mode [ 34.630513][ T337] bridge_slave_1: left allmulticast mode [ 34.636230][ T337] bridge_slave_1: left promiscuous mode [ 34.643402][ T337] bridge0: port 2(bridge_slave_1) entered disabled state [ 34.654784][ T337] bridge_slave_0: left allmulticast mode [ 34.662004][ T337] bridge_slave_0: left promiscuous mode [ 34.667683][ T337] bridge0: port 1(bridge_slave_0) entered disabled state [ 34.793196][ T337] veth1_macvtap: left promiscuous mode [ 34.801709][ T337] veth0_vlan: left promiscuous mode 2026/07/16 05:14:34 executed programs: 0 [ 35.096973][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.104256][ T376] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.111531][ T376] bridge_slave_0: entered allmulticast mode [ 35.117877][ T376] bridge_slave_0: entered promiscuous mode [ 35.125408][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.132702][ T376] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.139981][ T376] bridge_slave_1: entered allmulticast mode [ 35.146499][ T376] bridge_slave_1: entered promiscuous mode [ 35.222543][ T376] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.229741][ T376] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.237387][ T376] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.244458][ T376] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.272623][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.279910][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.290473][ T319] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.297638][ T319] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.306784][ T44] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.313942][ T44] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.342158][ T376] veth0_vlan: entered promiscuous mode [ 35.353613][ T376] veth1_macvtap: entered promiscuous mode [ 35.386517][ T376] ------------[ cut here ]------------ [ 35.392155][ T376] WARNING: CPU: 0 PID: 376 at fs/inode.c:340 drop_nlink+0xce/0x110 [ 35.400429][ T376] Modules linked in: [ 35.404380][ T376] CPU: 0 UID: 0 PID: 376 Comm: syz-executor Not tainted syzkaller #0 ea5b7897df5a307b165a8956328ee25f321bdeb9 [ 35.416099][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 35.426319][ T376] RIP: 0010:drop_nlink+0xce/0x110 [ 35.431485][ T376] 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 ca 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 [ 35.451273][ T376] RSP: 0018:ffffc90004247c88 EFLAGS: 00010293 [ 35.457371][ T376] RAX: ffffffff81f2141e RBX: ffff888116556958 RCX: ffff8881296fcc00 [ 35.465441][ T376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 35.473543][ T376] RBP: ffffc90004247cb0 R08: 0000000000000003 R09: 0000000000000004 [ 35.481618][ T376] R10: dffffc0000000000 R11: fffff52000848f80 R12: dffffc0000000000 [ 35.489632][ T376] R13: 1ffff11022caad34 R14: ffff8881165569a0 R15: 0000000000000000 [ 35.497687][ T376] FS: 000055555da70500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 35.506972][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 35.513703][ T376] CR2: 000055555da93958 CR3: 0000000106fae000 CR4: 00000000003526b0 [ 35.521790][ T376] Call Trace: [ 35.525087][ T376] [ 35.528032][ T376] shmem_rmdir+0x5f/0x90 [ 35.532479][ T376] vfs_rmdir+0x3db/0x560 [ 35.536879][ T376] incfs_kill_sb+0x102/0x220 [ 35.541581][ T376] deactivate_locked_super+0xd2/0x270 [ 35.547182][ T376] deactivate_super+0xb8/0xe0 [ 35.551945][ T376] cleanup_mnt+0x438/0x4d0 [ 35.556465][ T376] __cleanup_mnt+0x1d/0x40 [ 35.561133][ T376] task_work_run+0x1e8/0x260 [ 35.565762][ T376] ? __cfi_task_work_run+0x10/0x10 [ 35.571127][ T376] ? __x64_sys_umount+0x12e/0x180 [ 35.576216][ T376] ? __cfi___x64_sys_umount+0x10/0x10 [ 35.581669][ T376] ? __kasan_check_read+0x15/0x20 [ 35.586829][ T376] resume_user_mode_work+0x35/0x50 [ 35.592032][ T376] syscall_exit_to_user_mode+0x63/0xb0 [ 35.597537][ T376] do_syscall_64+0x63/0xf0 [ 35.602017][ T376] ? clear_bhb_loop+0x50/0xa0 [ 35.606731][ T376] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 35.612826][ T376] RIP: 0033:0x7fcbe379f097 [ 35.617383][ T376] 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 [ 35.637542][ T376] RSP: 002b:00007ffcb12c49c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 35.646490][ T376] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fcbe379f097 [ 35.654661][ T376] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcb12c4a80 [ 35.662726][ T376] RBP: 00007ffcb12c4a80 R08: 00007ffcb12c5a80 R09: 00000000ffffffff [ 35.670959][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcb12c5b10 [ 35.678977][ T376] R13: 00007fcbe38332ca R14: 0000000000008a22 R15: 00007ffcb12c5b50 [ 35.687244][ T376] [ 35.690335][ T376] ---[ end trace 0000000000000000 ]--- [ 35.696774][ T376] ================================================================== [ 35.704902][ T376] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 [ 35.711185][ T376] Write of size 4 at addr 0000000000000168 by task syz-executor/376 [ 35.719169][ T376] [ 35.721503][ T376] CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G W syzkaller #0 ea5b7897df5a307b165a8956328ee25f321bdeb9 [ 35.721529][ T376] Tainted: [W]=WARN [ 35.721534][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 35.721544][ T376] Call Trace: [ 35.721550][ T376] [ 35.721558][ T376] __dump_stack+0x21/0x30 [ 35.721584][ T376] dump_stack_lvl+0x140/0x1c0 [ 35.721605][ T376] ? __cfi_dump_stack_lvl+0x10/0x10 [ 35.721628][ T376] print_report+0x3d/0x70 [ 35.721650][ T376] kasan_report+0x162/0x1a0 [ 35.721670][ T376] ? ihold+0x24/0x70 [ 35.721689][ T376] ? ihold+0x24/0x70 [ 35.721706][ T376] kasan_check_range+0x25a/0x2b0 [ 35.721726][ T376] __kasan_check_write+0x18/0x20 [ 35.721741][ T376] ihold+0x24/0x70 [ 35.721758][ T376] vfs_rmdir+0x25c/0x560 [ 35.721780][ T376] incfs_kill_sb+0x102/0x220 [ 35.721797][ T376] deactivate_locked_super+0xd2/0x270 [ 35.721819][ T376] deactivate_super+0xb8/0xe0 [ 35.721840][ T376] cleanup_mnt+0x438/0x4d0 [ 35.721859][ T376] __cleanup_mnt+0x1d/0x40 [ 35.721877][ T376] task_work_run+0x1e8/0x260 [ 35.721897][ T376] ? __cfi_task_work_run+0x10/0x10 [ 35.721917][ T376] ? __x64_sys_umount+0x12e/0x180 [ 35.721940][ T376] ? __cfi___x64_sys_umount+0x10/0x10 [ 35.721964][ T376] ? __kasan_check_read+0x15/0x20 [ 35.721979][ T376] resume_user_mode_work+0x35/0x50 [ 35.722002][ T376] syscall_exit_to_user_mode+0x63/0xb0 [ 35.722026][ T376] do_syscall_64+0x63/0xf0 [ 35.722042][ T376] ? clear_bhb_loop+0x50/0xa0 [ 35.722063][ T376] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 35.722087][ T376] RIP: 0033:0x7fcbe379f097 [ 35.722101][ T376] 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 [ 35.722136][ T376] RSP: 002b:00007ffcb12c49c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 35.722153][ T376] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fcbe379f097 [ 35.722164][ T376] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcb12c4a80 [ 35.722174][ T376] RBP: 00007ffcb12c4a80 R08: 00007ffcb12c5a80 R09: 00000000ffffffff [ 35.722185][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcb12c5b10 [ 35.722195][ T376] R13: 00007fcbe38332ca R14: 0000000000008a22 R15: 00007ffcb12c5b50 [ 35.722209][ T376] [ 35.722214][ T376] ================================================================== [ 35.965211][ T376] Disabling lock debugging due to kernel taint [ 35.971595][ T376] BUG: kernel NULL pointer dereference, address: 0000000000000168 [ 35.979414][ T376] #PF: supervisor write access in kernel mode [ 35.985495][ T376] #PF: error_code(0x0002) - not-present page [ 35.991483][ T376] PGD 8000000108757067 P4D 8000000108757067 PUD 0 [ 35.998052][ T376] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI [ 36.004216][ T376] CPU: 1 UID: 0 PID: 376 Comm: syz-executor Tainted: G B W syzkaller #0 ea5b7897df5a307b165a8956328ee25f321bdeb9 [ 36.017688][ T376] Tainted: [B]=BAD_PAGE, [W]=WARN [ 36.022716][ T376] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 36.032780][ T376] RIP: 0010:ihold+0x2a/0x70 [ 36.037299][ T376] 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 [ 36.056910][ T376] RSP: 0018:ffffc90004247cc8 EFLAGS: 00010246 [ 36.062995][ T376] RAX: ffff8881296fcc00 RBX: 0000000000000000 RCX: ffff8881296fcc00 [ 36.071030][ T376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 36.079097][ T376] RBP: ffffc90004247cd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 36.087086][ T376] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 36.095159][ T376] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 36.103159][ T376] FS: 000055555da70500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 36.112109][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.118725][ T376] CR2: 0000000000000168 CR3: 0000000106fae000 CR4: 00000000003526b0 [ 36.126726][ T376] Call Trace: [ 36.130010][ T376] [ 36.132987][ T376] vfs_rmdir+0x25c/0x560 [ 36.137294][ T376] incfs_kill_sb+0x102/0x220 [ 36.141978][ T376] deactivate_locked_super+0xd2/0x270 [ 36.147380][ T376] deactivate_super+0xb8/0xe0 [ 36.152122][ T376] cleanup_mnt+0x438/0x4d0 [ 36.156671][ T376] __cleanup_mnt+0x1d/0x40 [ 36.161116][ T376] task_work_run+0x1e8/0x260 [ 36.165738][ T376] ? __cfi_task_work_run+0x10/0x10 [ 36.170917][ T376] ? __x64_sys_umount+0x12e/0x180 [ 36.175970][ T376] ? __cfi___x64_sys_umount+0x10/0x10 [ 36.181374][ T376] ? __kasan_check_read+0x15/0x20 [ 36.186420][ T376] resume_user_mode_work+0x35/0x50 [ 36.191570][ T376] syscall_exit_to_user_mode+0x63/0xb0 [ 36.197068][ T376] do_syscall_64+0x63/0xf0 [ 36.201505][ T376] ? clear_bhb_loop+0x50/0xa0 [ 36.206215][ T376] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 36.212227][ T376] RIP: 0033:0x7fcbe379f097 [ 36.216684][ T376] 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 [ 36.236305][ T376] RSP: 002b:00007ffcb12c49c8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 36.244748][ T376] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fcbe379f097 [ 36.252825][ T376] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffcb12c4a80 [ 36.260998][ T376] RBP: 00007ffcb12c4a80 R08: 00007ffcb12c5a80 R09: 00000000ffffffff [ 36.269113][ T376] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffcb12c5b10 [ 36.277126][ T376] R13: 00007fcbe38332ca R14: 0000000000008a22 R15: 00007ffcb12c5b50 [ 36.285221][ T376] [ 36.288275][ T376] Modules linked in: [ 36.292200][ T376] CR2: 0000000000000168 [ 36.296451][ T376] ---[ end trace 0000000000000000 ]--- [ 36.301931][ T376] RIP: 0010:ihold+0x2a/0x70 [ 36.306464][ T376] 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 [ 36.326701][ T376] RSP: 0018:ffffc90004247cc8 EFLAGS: 00010246 [ 36.332887][ T376] RAX: ffff8881296fcc00 RBX: 0000000000000000 RCX: ffff8881296fcc00 [ 36.340970][ T376] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 36.349050][ T376] RBP: ffffc90004247cd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 36.357129][ T376] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 36.365121][ T376] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 36.373285][ T376] FS: 000055555da70500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 36.382237][ T376] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.388929][ T376] CR2: 0000000000000168 CR3: 0000000106fae000 CR4: 00000000003526b0 [ 36.396927][ T376] Kernel panic - not syncing: Fatal exception [ 36.403670][ T376] Kernel Offset: disabled [ 36.408002][ T376] Rebooting in 86400 seconds..