Warning: Permanently added '10.128.0.20' (ED25519) to the list of known hosts. 2026/06/15 04:55:07 parsed 1 programs [ 23.173872][ T36] audit: type=1400 audit(1781499307.549:64): 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 [ 24.184224][ T36] audit: type=1400 audit(1781499308.559:65): 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 [ 24.185342][ T309] cgroup: Unknown subsys name 'net' [ 24.208511][ T36] audit: type=1400 audit(1781499308.559:66): 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 [ 24.235955][ T36] audit: type=1400 audit(1781499308.599:67): 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 [ 24.236178][ T309] cgroup: Unknown subsys name 'devices' [ 24.361402][ T309] cgroup: Unknown subsys name 'hugetlb' [ 24.367038][ T309] cgroup: Unknown subsys name 'rlimit' [ 24.486080][ T36] audit: type=1400 audit(1781499308.859:68): 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 [ 24.509257][ T36] audit: type=1400 audit(1781499308.859:69): 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 [ 24.530005][ T36] audit: type=1400 audit(1781499308.859:70): 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 [ 24.538969][ T312] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 24.550556][ T36] audit: type=1400 audit(1781499308.859:71): 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 [ 24.579501][ T36] audit: type=1400 audit(1781499308.859:72): 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 [ 24.600672][ T36] audit: type=1400 audit(1781499308.859:73): 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 [ 24.629674][ T309] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 25.479042][ 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. [ 25.722545][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.729752][ T328] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.736843][ T328] bridge_slave_0: entered allmulticast mode [ 25.743337][ T328] bridge_slave_0: entered promiscuous mode [ 25.750415][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.757506][ T328] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.764797][ T328] bridge_slave_1: entered allmulticast mode [ 25.771102][ T328] bridge_slave_1: entered promiscuous mode [ 25.806824][ T328] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.813901][ T328] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.821341][ T328] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.828548][ T328] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.850478][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.857816][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.867236][ T329] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.874439][ T329] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.886693][ T329] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.894041][ T329] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.915189][ T328] veth0_vlan: entered promiscuous mode [ 25.926802][ T328] veth1_macvtap: entered promiscuous mode [ 25.982433][ T46] bridge_slave_1: left allmulticast mode [ 25.988110][ T46] bridge_slave_1: left promiscuous mode [ 25.993818][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.001945][ T46] bridge_slave_0: left allmulticast mode [ 26.007618][ T46] bridge_slave_0: left promiscuous mode [ 26.013857][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.122392][ T46] veth1_macvtap: left promiscuous mode [ 26.128006][ T46] veth0_vlan: left promiscuous mode 2026/06/15 04:55:11 executed programs: 0 [ 26.823685][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.830767][ T378] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.837899][ T378] bridge_slave_0: entered allmulticast mode [ 26.844255][ T378] bridge_slave_0: entered promiscuous mode [ 26.851298][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.858363][ T378] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.865578][ T378] bridge_slave_1: entered allmulticast mode [ 26.872057][ T378] bridge_slave_1: entered promiscuous mode [ 26.912409][ T378] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.919665][ T378] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.927031][ T378] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.934125][ T378] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.953856][ T329] bridge0: port 1(bridge_slave_0) entered disabled state [ 26.961395][ T329] bridge0: port 2(bridge_slave_1) entered disabled state [ 26.970578][ T46] bridge0: port 1(bridge_slave_0) entered blocking state [ 26.977634][ T46] bridge0: port 1(bridge_slave_0) entered forwarding state [ 26.986606][ T46] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.993879][ T46] bridge0: port 2(bridge_slave_1) entered forwarding state [ 27.016408][ T378] veth0_vlan: entered promiscuous mode [ 27.027000][ T378] veth1_macvtap: entered promiscuous mode [ 27.055694][ T378] ------------[ cut here ]------------ [ 27.061238][ T378] WARNING: CPU: 0 PID: 378 at fs/inode.c:340 drop_nlink+0xce/0x110 [ 27.069154][ T378] Modules linked in: [ 27.073104][ T378] CPU: 0 UID: 0 PID: 378 Comm: syz-executor Not tainted syzkaller #0 471281939cd7bfdfff4c6b6074d5d68627c837ba [ 27.084787][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 27.094976][ T378] RIP: 0010:drop_nlink+0xce/0x110 [ 27.100050][ T378] Code: 04 00 00 be 08 00 00 00 e8 6f 06 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 f2 4f 95 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c [ 27.119992][ T378] RSP: 0018:ffffc90001affc60 EFLAGS: 00010293 [ 27.126389][ T378] RAX: ffffffff81f271be RBX: ffff88812b458070 RCX: ffff88810636b900 [ 27.134389][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 27.142385][ T378] RBP: ffffc90001affc88 R08: 0000000000000003 R09: 0000000000000004 [ 27.150617][ T378] R10: dffffc0000000000 R11: fffff5200035ff7c R12: dffffc0000000000 [ 27.158661][ T378] R13: 1ffff1102568b017 R14: ffff88812b4580b8 R15: 0000000000000000 [ 27.166678][ T378] FS: 0000555567366500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 27.175703][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.182315][ T378] CR2: 0000555567389958 CR3: 00000001157a2000 CR4: 00000000003526b0 [ 27.190356][ T378] Call Trace: [ 27.193627][ T378] [ 27.196544][ T378] shmem_rmdir+0x5f/0x90 [ 27.200821][ T378] vfs_rmdir+0x3e3/0x560 [ 27.205091][ T378] incfs_kill_sb+0x109/0x230 [ 27.209766][ T378] deactivate_locked_super+0xd5/0x2a0 [ 27.215406][ T378] deactivate_super+0xb8/0xe0 [ 27.220122][ T378] cleanup_mnt+0x406/0x4a0 [ 27.224829][ T378] __cleanup_mnt+0x1d/0x40 [ 27.229747][ T378] task_work_run+0x1e5/0x260 [ 27.234363][ T378] ? __cfi_task_work_run+0x10/0x10 [ 27.239620][ T378] ? __x64_sys_umount+0x12e/0x180 [ 27.244717][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 27.250292][ T378] ? __kasan_check_read+0x15/0x20 [ 27.255462][ T378] resume_user_mode_work+0x35/0x50 [ 27.260607][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 27.266173][ T378] do_syscall_64+0x63/0xf0 [ 27.270812][ T378] ? clear_bhb_loop+0x50/0xa0 [ 27.275588][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 27.281627][ T378] RIP: 0033:0x7fa7a079e097 [ 27.286095][ T378] Code: a2 c7 05 5c 06 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 [ 27.305844][ T378] RSP: 002b:00007ffc046d3af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 27.314295][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa7a079e097 [ 27.322327][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc046d3bb0 [ 27.330324][ T378] RBP: 00007ffc046d3bb0 R08: 00007ffc046d4bb0 R09: 00000000ffffffff [ 27.338300][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc046d4c40 [ 27.346306][ T378] R13: 00007fa7a08321ca R14: 0000000000006999 R15: 00007ffc046d4c80 [ 27.354348][ T378] [ 27.357384][ T378] ---[ end trace 0000000000000000 ]--- [ 27.363273][ T378] ================================================================== [ 27.371376][ T378] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 [ 27.377613][ T378] Write of size 4 at addr 0000000000000168 by task syz-executor/378 [ 27.385576][ T378] [ 27.387902][ T378] CPU: 1 UID: 0 PID: 378 Comm: syz-executor Tainted: G W syzkaller #0 471281939cd7bfdfff4c6b6074d5d68627c837ba [ 27.387922][ T378] Tainted: [W]=WARN [ 27.387926][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 27.387933][ T378] Call Trace: [ 27.387938][ T378] [ 27.387944][ T378] __dump_stack+0x21/0x30 [ 27.387967][ T378] dump_stack_lvl+0x140/0x1c0 [ 27.387983][ T378] ? __cfi_dump_stack_lvl+0x10/0x10 [ 27.387999][ T378] print_report+0x3d/0x70 [ 27.388012][ T378] kasan_report+0x162/0x1a0 [ 27.388026][ T378] ? ihold+0x24/0x70 [ 27.388039][ T378] ? _raw_spin_unlock+0x45/0x60 [ 27.388053][ T378] ? ihold+0x24/0x70 [ 27.388064][ T378] kasan_check_range+0x25a/0x2b0 [ 27.388077][ T378] __kasan_check_write+0x18/0x20 [ 27.388087][ T378] ihold+0x24/0x70 [ 27.388098][ T378] vfs_rmdir+0x26a/0x560 [ 27.388112][ T378] incfs_kill_sb+0x109/0x230 [ 27.388124][ T378] deactivate_locked_super+0xd5/0x2a0 [ 27.388138][ T378] deactivate_super+0xb8/0xe0 [ 27.388152][ T378] cleanup_mnt+0x406/0x4a0 [ 27.388164][ T378] __cleanup_mnt+0x1d/0x40 [ 27.388175][ T378] task_work_run+0x1e5/0x260 [ 27.388189][ T378] ? __cfi_task_work_run+0x10/0x10 [ 27.388202][ T378] ? __x64_sys_umount+0x12e/0x180 [ 27.388211][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 27.388220][ T378] ? __kasan_check_read+0x15/0x20 [ 27.388230][ T378] resume_user_mode_work+0x35/0x50 [ 27.388241][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 27.388253][ T378] do_syscall_64+0x63/0xf0 [ 27.388267][ T378] ? clear_bhb_loop+0x50/0xa0 [ 27.388278][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 27.388294][ T378] RIP: 0033:0x7fa7a079e097 [ 27.388305][ T378] Code: a2 c7 05 5c 06 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 [ 27.388313][ T378] RSP: 002b:00007ffc046d3af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 27.388326][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa7a079e097 [ 27.388333][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc046d3bb0 [ 27.388340][ T378] RBP: 00007ffc046d3bb0 R08: 00007ffc046d4bb0 R09: 00000000ffffffff [ 27.388347][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc046d4c40 [ 27.388354][ T378] R13: 00007fa7a08321ca R14: 0000000000006999 R15: 00007ffc046d4c80 [ 27.388362][ T378] [ 27.388366][ T378] ================================================================== [ 27.638292][ T378] Disabling lock debugging due to kernel taint [ 27.645558][ T378] BUG: kernel NULL pointer dereference, address: 0000000000000168 [ 27.653389][ T378] #PF: supervisor write access in kernel mode [ 27.659453][ T378] #PF: error_code(0x0002) - not-present page [ 27.665447][ T378] PGD 8000000114502067 P4D 8000000114502067 PUD 0 [ 27.672024][ T378] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI [ 27.678115][ T378] CPU: 1 UID: 0 PID: 378 Comm: syz-executor Tainted: G B W syzkaller #0 471281939cd7bfdfff4c6b6074d5d68627c837ba [ 27.691334][ T378] Tainted: [B]=BAD_PAGE, [W]=WARN [ 27.696347][ T378] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/09/2026 [ 27.706387][ T378] RIP: 0010:ihold+0x2a/0x70 [ 27.710906][ T378] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 dd 46 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 2c fd ed 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 ed [ 27.730500][ T378] RSP: 0018:ffffc90001affca0 EFLAGS: 00010246 [ 27.736609][ T378] RAX: ffff88810636b900 RBX: 0000000000000000 RCX: ffff88810636b900 [ 27.744592][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 27.752556][ T378] RBP: ffffc90001affcb0 R08: ffffffff88bbe947 R09: 1ffffffff1177d28 [ 27.760544][ T378] R10: dffffc0000000000 R11: fffffbfff1177d29 R12: ffff88812b45807c [ 27.768545][ T378] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 27.776706][ T378] FS: 0000555567366500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 27.785646][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.792239][ T378] CR2: 0000000000000168 CR3: 00000001157a2000 CR4: 00000000003526b0 [ 27.800237][ T378] Call Trace: [ 27.803522][ T378] [ 27.806465][ T378] vfs_rmdir+0x26a/0x560 [ 27.810696][ T378] incfs_kill_sb+0x109/0x230 [ 27.815274][ T378] deactivate_locked_super+0xd5/0x2a0 [ 27.820637][ T378] deactivate_super+0xb8/0xe0 [ 27.825305][ T378] cleanup_mnt+0x406/0x4a0 [ 27.829705][ T378] __cleanup_mnt+0x1d/0x40 [ 27.834107][ T378] task_work_run+0x1e5/0x260 [ 27.838691][ T378] ? __cfi_task_work_run+0x10/0x10 [ 27.843783][ T378] ? __x64_sys_umount+0x12e/0x180 [ 27.848818][ T378] ? __cfi___x64_sys_umount+0x10/0x10 [ 27.854173][ T378] ? __kasan_check_read+0x15/0x20 [ 27.859203][ T378] resume_user_mode_work+0x35/0x50 [ 27.864316][ T378] syscall_exit_to_user_mode+0x63/0xb0 [ 27.869777][ T378] do_syscall_64+0x63/0xf0 [ 27.874189][ T378] ? clear_bhb_loop+0x50/0xa0 [ 27.878858][ T378] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 27.884772][ T378] RIP: 0033:0x7fa7a079e097 [ 27.889195][ T378] Code: a2 c7 05 5c 06 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 [ 27.909049][ T378] RSP: 002b:00007ffc046d3af8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 27.917496][ T378] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007fa7a079e097 [ 27.925469][ T378] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffc046d3bb0 [ 27.933502][ T378] RBP: 00007ffc046d3bb0 R08: 00007ffc046d4bb0 R09: 00000000ffffffff [ 27.941463][ T378] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffc046d4c40 [ 27.949521][ T378] R13: 00007fa7a08321ca R14: 0000000000006999 R15: 00007ffc046d4c80 [ 27.957582][ T378] [ 27.960691][ T378] Modules linked in: [ 27.964586][ T378] CR2: 0000000000000168 [ 27.968741][ T378] ---[ end trace 0000000000000000 ]--- [ 27.974176][ T378] RIP: 0010:ihold+0x2a/0x70 [ 27.978691][ T378] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 dd 46 95 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 2c fd ed 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 ed [ 27.998289][ T378] RSP: 0018:ffffc90001affca0 EFLAGS: 00010246 [ 28.004368][ T378] RAX: ffff88810636b900 RBX: 0000000000000000 RCX: ffff88810636b900 [ 28.012330][ T378] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 28.020321][ T378] RBP: ffffc90001affcb0 R08: ffffffff88bbe947 R09: 1ffffffff1177d28 [ 28.028286][ T378] R10: dffffc0000000000 R11: fffffbfff1177d29 R12: ffff88812b45807c [ 28.036250][ T378] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 28.044226][ T378] FS: 0000555567366500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 28.053149][ T378] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 28.059719][ T378] CR2: 0000000000000168 CR3: 00000001157a2000 CR4: 00000000003526b0 [ 28.067693][ T378] Kernel panic - not syncing: Fatal exception [ 28.074082][ T378] Kernel Offset: disabled [ 28.078399][ T378] Rebooting in 86400 seconds..