Warning: Permanently added '10.128.0.66' (ED25519) to the list of known hosts. 2026/07/07 23:22:01 parsed 1 programs 2026/07/07 23:22:01 serving rpc on tcp://41399 [ 32.738153][ T36] audit: type=1400 audit(1783466521.100:64): 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 [ 33.830683][ T36] audit: type=1400 audit(1783466522.200:65): 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 [ 33.831792][ T310] cgroup: Unknown subsys name 'net' [ 33.853504][ T36] audit: type=1400 audit(1783466522.200:66): 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 [ 33.880920][ T36] audit: type=1400 audit(1783466522.230:67): 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 [ 33.881125][ T310] cgroup: Unknown subsys name 'devices' [ 34.001718][ T310] cgroup: Unknown subsys name 'hugetlb' [ 34.007418][ T310] cgroup: Unknown subsys name 'rlimit' [ 34.106592][ T36] audit: type=1400 audit(1783466522.470:68): 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 [ 34.130375][ T36] audit: type=1400 audit(1783466522.470:69): 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 Setting up swapspace version 1, size = 127995904 bytes [ 34.142021][ T312] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 34.151017][ T36] audit: type=1400 audit(1783466522.470:70): 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 [ 34.179665][ T36] audit: type=1400 audit(1783466522.470:71): 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 [ 34.195082][ T310] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 34.199936][ T36] audit: type=1400 audit(1783466522.470:72): 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 [ 34.229593][ T36] audit: type=1400 audit(1783466522.470:73): 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 [ 35.189328][ 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. [ 35.516199][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.523279][ T339] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.530353][ T339] bridge_slave_0: entered allmulticast mode [ 35.536612][ T339] bridge_slave_0: entered promiscuous mode [ 35.543065][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.550150][ T339] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.557348][ T339] bridge_slave_1: entered allmulticast mode [ 35.565812][ T339] bridge_slave_1: entered promiscuous mode [ 35.612185][ T339] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.619246][ T339] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.626675][ T339] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.633732][ T339] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.653835][ T14] bridge0: port 1(bridge_slave_0) entered disabled state [ 35.661152][ T14] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.671338][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 35.678399][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 35.687286][ T14] bridge0: port 2(bridge_slave_1) entered blocking state [ 35.694349][ T14] bridge0: port 2(bridge_slave_1) entered forwarding state [ 35.717048][ T339] veth0_vlan: entered promiscuous mode [ 35.727886][ T339] veth1_macvtap: entered promiscuous mode [ 35.802185][ T60] bridge_slave_1: left allmulticast mode [ 35.807900][ T60] bridge_slave_1: left promiscuous mode [ 35.813700][ T60] bridge0: port 2(bridge_slave_1) entered disabled state [ 35.821539][ T60] bridge_slave_0: left allmulticast mode [ 35.827220][ T60] bridge_slave_0: left promiscuous mode [ 35.832979][ T60] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.016762][ T60] veth1_macvtap: left promiscuous mode [ 36.025299][ T60] veth0_vlan: left promiscuous mode 2026/07/07 23:22:04 executed programs: 0 [ 36.629698][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.636773][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.644053][ T378] bridge_slave_0: entered allmulticast mode [ 36.650450][ T378] bridge_slave_0: entered promiscuous mode [ 36.656786][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.663936][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.671053][ T378] bridge_slave_1: entered allmulticast mode [ 36.677273][ T378] bridge_slave_1: entered promiscuous mode [ 36.720257][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.727315][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.734648][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.741722][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.760741][ T60] bridge0: port 1(bridge_slave_0) entered disabled state [ 36.768075][ T60] bridge0: port 2(bridge_slave_1) entered disabled state [ 36.777428][ T327] bridge0: port 1(bridge_slave_0) entered blocking state [ 36.784524][ T327] bridge0: port 1(bridge_slave_0) entered forwarding state [ 36.793529][ T60] bridge0: port 2(bridge_slave_1) entered blocking state [ 36.800593][ T60] bridge0: port 2(bridge_slave_1) entered forwarding state [ 36.824641][ T378] veth0_vlan: entered promiscuous mode [ 36.835369][ T378] veth1_macvtap: entered promiscuous mode [ 36.864748][ T378] ------------[ cut here ]------------ [ 36.870383][ T378] WARNING: CPU: 0 PID: 378 at fs/inode.c:340 drop_nlink+0xce/0x110 [ 36.878338][ T378] Modules linked in: [ 36.882329][ T378] CPU: 0 UID: 0 PID: 378 Comm: syz-executor Not tainted syzkaller #0 35c7ec5060a775d4d4f6b490df0454f0e9b62d01 [ 36.894062][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 36.904196][ T378] RIP: 0010:drop_nlink+0xce/0x110 [ 36.909273][ T378] 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 c3 cc cc cc cc 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 [ 36.928943][ T378] RSP: 0018:ffffc90003b0fc88 EFLAGS: 00010293 [ 36.935088][ T378] RAX: ffffffff81f211fe RBX: ffff8881087c07e0 RCX: ffff888115320000 [ 36.943103][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 36.951182][ T378] RBP: ffffc90003b0fcb0 R08: 0000000000000003 R09: 0000000000000004 [ 36.959161][ T378] R10: dffffc0000000000 R11: fffff52000761f80 R12: dffffc0000000000 [ 36.967168][ T378] R13: 1ffff110210f8105 R14: ffff8881087c0828 R15: 0000000000000000 [ 36.975183][ T378] FS: 0000555574c85500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 36.984157][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 36.990785][ T378] CR2: 0000555574ca8958 CR3: 0000000115f60000 CR4: 00000000003526b0 [ 36.998774][ T378] Call Trace: [ 37.002076][ T378] [ 37.005035][ T378] shmem_rmdir+0x5f/0x90 [ 37.009297][ T378] vfs_rmdir+0x3de/0x560 [ 37.013607][ T378] incfs_kill_sb+0x102/0x220 [ 37.018232][ T378] deactivate_locked_super+0xd5/0x270 [ 37.023728][ T378] deactivate_super+0xb8/0xe0 [ 37.028436][ T378] cleanup_mnt+0x438/0x4d0 [ 37.032900][ T378] __cleanup_mnt+0x1d/0x40 [ 37.037435][ T378] task_work_run+0x1e8/0x260 [ 37.042072][ T378] ? __cfi_task_work_run+0x10/0x10 [ 37.047203][ T378] ? __x64_sys_umount+0x12e/0x180 [ 37.052289][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.057683][ T378] ? __kasan_check_read+0x15/0x20 [ 37.062750][ T378] resume_user_mode_work+0x35/0x50 [ 37.067896][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 37.073572][ T378] do_syscall_64+0x63/0xf0 [ 37.077986][ T378] ? clear_bhb_loop+0x50/0xa0 [ 37.082830][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.088751][ T378] RIP: 0033:0x7f2ef059f097 [ 37.093194][ T378] 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 [ 37.112856][ T378] RSP: 002b:00007ffc0420bca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.121330][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2ef059f097 [ 37.129638][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0420bd60 [ 37.137627][ T378] RBP: 00007ffc0420bd60 R08: 00007ffc0420cd60 R09: 00000000ffffffff [ 37.145662][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0420cdf0 [ 37.153688][ T378] R13: 00007f2ef06332ca R14: 0000000000008fd5 R15: 00007ffc0420ce30 [ 37.161784][ T378] [ 37.164818][ T378] ---[ end trace 0000000000000000 ]--- [ 37.170456][ T378] ================================================================== [ 37.178558][ T378] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 [ 37.184910][ T378] Write of size 4 at addr 0000000000000168 by task syz-executor/378 [ 37.192888][ T378] [ 37.195232][ T378] CPU: 1 UID: 0 PID: 378 Comm: syz-executor Tainted: G W syzkaller #0 35c7ec5060a775d4d4f6b490df0454f0e9b62d01 [ 37.195257][ T378] Tainted: [W]=WARN [ 37.195262][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 37.195269][ T378] Call Trace: [ 37.195275][ T378] [ 37.195281][ T378] __dump_stack+0x21/0x30 [ 37.195302][ T378] dump_stack_lvl+0x140/0x1c0 [ 37.195318][ T378] ? __cfi_dump_stack_lvl+0x10/0x10 [ 37.195335][ T378] print_report+0x3d/0x70 [ 37.195350][ T378] kasan_report+0x162/0x1a0 [ 37.195366][ T378] ? ihold+0x24/0x70 [ 37.195380][ T378] ? ihold+0x24/0x70 [ 37.195393][ T378] kasan_check_range+0x25a/0x2b0 [ 37.195408][ T378] __kasan_check_write+0x18/0x20 [ 37.195419][ T378] ihold+0x24/0x70 [ 37.195432][ T378] vfs_rmdir+0x25c/0x560 [ 37.195461][ T378] incfs_kill_sb+0x102/0x220 [ 37.195474][ T378] deactivate_locked_super+0xd5/0x270 [ 37.195490][ T378] deactivate_super+0xb8/0xe0 [ 37.195505][ T378] cleanup_mnt+0x438/0x4d0 [ 37.195519][ T378] __cleanup_mnt+0x1d/0x40 [ 37.195532][ T378] task_work_run+0x1e8/0x260 [ 37.195548][ T378] ? __cfi_task_work_run+0x10/0x10 [ 37.195562][ T378] ? __x64_sys_umount+0x12e/0x180 [ 37.195579][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.195595][ T378] ? __kasan_check_read+0x15/0x20 [ 37.195607][ T378] resume_user_mode_work+0x35/0x50 [ 37.195624][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 37.195641][ T378] do_syscall_64+0x63/0xf0 [ 37.195652][ T378] ? clear_bhb_loop+0x50/0xa0 [ 37.195666][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.195680][ T378] RIP: 0033:0x7f2ef059f097 [ 37.195692][ T378] 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 [ 37.195702][ T378] RSP: 002b:00007ffc0420bca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.195717][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2ef059f097 [ 37.195726][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0420bd60 [ 37.195733][ T378] RBP: 00007ffc0420bd60 R08: 00007ffc0420cd60 R09: 00000000ffffffff [ 37.195742][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0420cdf0 [ 37.195749][ T378] R13: 00007f2ef06332ca R14: 0000000000008fd5 R15: 00007ffc0420ce30 [ 37.195759][ T378] [ 37.195764][ T378] ================================================================== [ 37.435883][ T378] Disabling lock debugging due to kernel taint [ 37.442206][ T378] BUG: kernel NULL pointer dereference, address: 0000000000000168 [ 37.450065][ T378] #PF: supervisor write access in kernel mode [ 37.456132][ T378] #PF: error_code(0x0002) - not-present page [ 37.462133][ T378] PGD 800000013189b067 P4D 800000013189b067 PUD 0 [ 37.468677][ T378] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI [ 37.474851][ T378] CPU: 1 UID: 0 PID: 378 Comm: syz-executor Tainted: G B W syzkaller #0 35c7ec5060a775d4d4f6b490df0454f0e9b62d01 [ 37.488002][ T378] Tainted: [B]=BAD_PAGE, [W]=WARN [ 37.493062][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 37.503126][ T378] RIP: 0010:ihold+0x2a/0x70 [ 37.507644][ T378] 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 [ 37.527348][ T378] RSP: 0018:ffffc90003b0fcc8 EFLAGS: 00010246 [ 37.533427][ T378] RAX: ffff888115320000 RBX: 0000000000000000 RCX: ffff888115320000 [ 37.541583][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.549566][ T378] RBP: ffffc90003b0fcd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 37.557571][ T378] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 37.565553][ T378] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 37.573554][ T378] FS: 0000555574c85500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 37.582485][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.589165][ T378] CR2: 0000000000000168 CR3: 0000000115f60000 CR4: 00000000003526b0 [ 37.597153][ T378] Call Trace: [ 37.600457][ T378] [ 37.603384][ T378] vfs_rmdir+0x25c/0x560 [ 37.607648][ T378] incfs_kill_sb+0x102/0x220 [ 37.612418][ T378] deactivate_locked_super+0xd5/0x270 [ 37.617823][ T378] deactivate_super+0xb8/0xe0 [ 37.622520][ T378] cleanup_mnt+0x438/0x4d0 [ 37.626951][ T378] __cleanup_mnt+0x1d/0x40 [ 37.631464][ T378] task_work_run+0x1e8/0x260 [ 37.636054][ T378] ? __cfi_task_work_run+0x10/0x10 [ 37.641163][ T378] ? __x64_sys_umount+0x12e/0x180 [ 37.646204][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 37.651685][ T378] ? __kasan_check_read+0x15/0x20 [ 37.656725][ T378] resume_user_mode_work+0x35/0x50 [ 37.661836][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 37.667298][ T378] do_syscall_64+0x63/0xf0 [ 37.671720][ T378] ? clear_bhb_loop+0x50/0xa0 [ 37.676407][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 37.682296][ T378] RIP: 0033:0x7f2ef059f097 [ 37.686724][ T378] 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 [ 37.706342][ T378] RSP: 002b:00007ffc0420bca8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 37.714762][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f2ef059f097 [ 37.722750][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc0420bd60 [ 37.730717][ T378] RBP: 00007ffc0420bd60 R08: 00007ffc0420cd60 R09: 00000000ffffffff [ 37.738682][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc0420cdf0 [ 37.746735][ T378] R13: 00007f2ef06332ca R14: 0000000000008fd5 R15: 00007ffc0420ce30 [ 37.754700][ T378] [ 37.757705][ T378] Modules linked in: [ 37.761601][ T378] CR2: 0000000000000168 [ 37.765743][ T378] ---[ end trace 0000000000000000 ]--- [ 37.771194][ T378] RIP: 0010:ihold+0x2a/0x70 [ 37.775727][ T378] 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 [ 37.795326][ T378] RSP: 0018:ffffc90003b0fcc8 EFLAGS: 00010246 [ 37.801405][ T378] RAX: ffff888115320000 RBX: 0000000000000000 RCX: ffff888115320000 [ 37.809377][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 37.817355][ T378] RBP: ffffc90003b0fcd8 R08: ffffffff88bb2947 R09: 1ffffffff1176528 [ 37.825322][ T378] R10: dffffc0000000000 R11: fffffbfff1176529 R12: 0000000000000000 [ 37.833484][ T378] R13: 0000000000000000 R14: 0000000000000001 R15: dffffc0000000000 [ 37.841765][ T378] FS: 0000555574c85500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 37.850787][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 37.857656][ T378] CR2: 0000000000000168 CR3: 0000000115f60000 CR4: 00000000003526b0 [ 37.865750][ T378] Kernel panic - not syncing: Fatal exception [ 37.872051][ T378] Kernel Offset: disabled [ 37.876463][ T378] Rebooting in 86400 seconds..