Warning: Permanently added '10.128.1.33' (ED25519) to the list of known hosts. 2026/03/03 19:58:04 parsed 1 programs [ 22.133124][ T36] audit: type=1400 audit(1772567884.549:64): avc: denied { node_bind } for pid=290 comm="syz-execprog" saddr=::1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:node_t tclass=tcp_socket permissive=1 [ 23.125217][ T36] audit: type=1400 audit(1772567885.539:65): avc: denied { mounton } for pid=296 comm="syz-executor" path="/syzcgroup/unified" dev="sda1" ino=2023 scontext=root:sysadm_r:sysadm_t tcontext=root:object_r:root_t tclass=dir permissive=1 [ 23.126259][ T296] cgroup: Unknown subsys name 'net' [ 23.148033][ T36] audit: type=1400 audit(1772567885.539:66): avc: denied { mount } for pid=296 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 [ 23.175219][ T36] audit: type=1400 audit(1772567885.569:67): avc: denied { unmount } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1 [ 23.175416][ T296] cgroup: Unknown subsys name 'devices' [ 23.382772][ T296] cgroup: Unknown subsys name 'hugetlb' [ 23.388385][ T296] cgroup: Unknown subsys name 'rlimit' [ 23.485955][ T36] audit: type=1400 audit(1772567885.899:68): avc: denied { setattr } for pid=296 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 [ 23.509176][ T36] audit: type=1400 audit(1772567885.899:69): avc: denied { create } for pid=296 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 [ 23.518900][ T301] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped). [ 23.529908][ T36] audit: type=1400 audit(1772567885.899:70): avc: denied { write } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.558605][ T36] audit: type=1400 audit(1772567885.899:71): avc: denied { read } for pid=296 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=netlink_generic_socket permissive=1 [ 23.570887][ T296] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k [ 23.578853][ T36] audit: type=1400 audit(1772567885.899:72): avc: denied { sys_module } for pid=296 comm="syz-executor" capability=16 scontext=root:sysadm_r:sysadm_t tcontext=root:sysadm_r:sysadm_t tclass=capability permissive=1 [ 23.608558][ T36] audit: type=1400 audit(1772567885.899:73): avc: denied { mounton } for pid=296 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 [ 24.479199][ T303] 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. [ 24.993465][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.000520][ T340] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.007660][ T340] bridge_slave_0: entered allmulticast mode [ 25.013935][ T340] bridge_slave_0: entered promiscuous mode [ 25.020803][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.027860][ T340] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.035006][ T340] bridge_slave_1: entered allmulticast mode [ 25.041387][ T340] bridge_slave_1: entered promiscuous mode [ 25.083256][ T340] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.090292][ T340] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.097622][ T340] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.104844][ T340] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.129224][ T334] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.136478][ T334] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.145656][ T13] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.152722][ T13] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.161947][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.168978][ T334] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.192530][ T340] veth0_vlan: entered promiscuous mode [ 25.202444][ T340] veth1_macvtap: entered promiscuous mode [ 25.322173][ T46] bridge_slave_1: left allmulticast mode [ 25.327849][ T46] bridge_slave_1: left promiscuous mode [ 25.334653][ T46] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.342494][ T46] bridge_slave_0: left allmulticast mode [ 25.348137][ T46] bridge_slave_0: left promiscuous mode [ 25.354180][ T46] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.493554][ T46] veth1_macvtap: left promiscuous mode [ 25.499108][ T46] veth0_vlan: left promiscuous mode 2026/03/03 19:58:08 executed programs: 0 [ 25.814544][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.821607][ T372] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.828636][ T372] bridge_slave_0: entered allmulticast mode [ 25.834996][ T372] bridge_slave_0: entered promiscuous mode [ 25.841330][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.848426][ T372] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.855756][ T372] bridge_slave_1: entered allmulticast mode [ 25.862156][ T372] bridge_slave_1: entered promiscuous mode [ 25.915805][ T372] bridge0: port 2(bridge_slave_1) entered blocking state [ 25.922868][ T372] bridge0: port 2(bridge_slave_1) entered forwarding state [ 25.930118][ T372] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.937169][ T372] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.959340][ T13] bridge0: port 1(bridge_slave_0) entered disabled state [ 25.966645][ T13] bridge0: port 2(bridge_slave_1) entered disabled state [ 25.975764][ T334] bridge0: port 1(bridge_slave_0) entered blocking state [ 25.983247][ T334] bridge0: port 1(bridge_slave_0) entered forwarding state [ 25.993141][ T334] bridge0: port 2(bridge_slave_1) entered blocking state [ 26.000185][ T334] bridge0: port 2(bridge_slave_1) entered forwarding state [ 26.025557][ T372] veth0_vlan: entered promiscuous mode [ 26.035576][ T372] veth1_macvtap: entered promiscuous mode [ 26.061803][ T372] ------------[ cut here ]------------ [ 26.067279][ T372] WARNING: CPU: 1 PID: 372 at fs/inode.c:340 drop_nlink+0xce/0x110 [ 26.075269][ T372] Modules linked in: [ 26.079181][ T372] CPU: 1 UID: 0 PID: 372 Comm: syz-executor Not tainted syzkaller #0 e0984ef4b19b7a0d2e0df0f24afaf737f1320d97 [ 26.090875][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 26.100964][ T372] RIP: 0010:drop_nlink+0xce/0x110 [ 26.105996][ T372] Code: 04 00 00 be 08 00 00 00 e8 ff 21 ee ff f0 48 ff 83 b8 04 00 00 5b 41 5c 41 5d 41 5e 41 5f 5d e9 88 8e af 03 cc e8 c2 3c 96 ff <0f> 0b eb 81 44 89 f1 80 e1 07 80 c1 03 38 c1 0f 8c 59 ff ff ff 4c [ 26.125706][ T372] RSP: 0018:ffffc90000fcfc60 EFLAGS: 00010293 [ 26.132038][ T372] RAX: ffffffff81f1629e RBX: ffff8881162cb480 RCX: ffff88810b70a600 [ 26.140457][ T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 26.148454][ T372] RBP: ffffc90000fcfc88 R08: 0000000000000003 R09: 0000000000000004 [ 26.156455][ T372] R10: dffffc0000000000 R11: fffff520001f9f7c R12: dffffc0000000000 [ 26.164473][ T372] R13: 1ffff11022c59699 R14: ffff8881162cb4c8 R15: 0000000000000000 [ 26.172462][ T372] FS: 000055557e6fb500(0000) GS:ffff8881f6f00000(0000) knlGS:0000000000000000 [ 26.181433][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.188019][ T372] CR2: 000055557e71e948 CR3: 0000000124fe4000 CR4: 00000000003526b0 [ 26.196009][ T372] Call Trace: [ 26.199283][ T372] [ 26.202223][ T372] shmem_rmdir+0x5f/0x90 [ 26.206476][ T372] vfs_rmdir+0x3e0/0x560 [ 26.210742][ T372] incfs_kill_sb+0x109/0x230 [ 26.215341][ T372] deactivate_locked_super+0xd5/0x2a0 [ 26.220724][ T372] deactivate_super+0xb8/0xe0 [ 26.225395][ T372] cleanup_mnt+0x406/0x4a0 [ 26.229798][ T372] __cleanup_mnt+0x1d/0x40 [ 26.234251][ T372] task_work_run+0x1e5/0x260 [ 26.238839][ T372] ? __cfi_task_work_run+0x10/0x10 [ 26.243968][ T372] ? __x64_sys_umount+0x12e/0x180 [ 26.248990][ T372] ? __cfi___x64_sys_umount+0x10/0x10 [ 26.254399][ T372] ? __kasan_check_read+0x15/0x20 [ 26.259423][ T372] resume_user_mode_work+0x35/0x50 [ 26.264567][ T372] syscall_exit_to_user_mode+0x63/0xb0 [ 26.270201][ T372] do_syscall_64+0x63/0xf0 [ 26.274626][ T372] ? clear_bhb_loop+0x50/0xa0 [ 26.279299][ T372] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 26.285660][ T372] RIP: 0033:0x7f7a12f9d9d7 [ 26.290170][ T372] Code: a2 c7 05 1c ed 24 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 [ 26.309805][ T372] RSP: 002b:00007ffe679962a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 26.318250][ T372] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7a12f9d9d7 [ 26.326242][ T372] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe67996360 [ 26.334238][ T372] RBP: 00007ffe67996360 R08: 00007ffe67997360 R09: 00000000ffffffff [ 26.342230][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe679973f0 [ 26.350194][ T372] R13: 00007f7a13031f90 R14: 00000000000065b5 R15: 00007ffe67997430 [ 26.358187][ T372] [ 26.361228][ T372] ---[ end trace 0000000000000000 ]--- [ 26.366794][ T372] ================================================================== [ 26.374864][ T372] BUG: KASAN: null-ptr-deref in ihold+0x24/0x70 [ 26.381094][ T372] Write of size 4 at addr 0000000000000168 by task syz-executor/372 [ 26.389048][ T372] [ 26.391359][ T372] CPU: 0 UID: 0 PID: 372 Comm: syz-executor Tainted: G W syzkaller #0 e0984ef4b19b7a0d2e0df0f24afaf737f1320d97 [ 26.391379][ T372] Tainted: [W]=WARN [ 26.391383][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 26.391389][ T372] Call Trace: [ 26.391394][ T372] [ 26.391398][ T372] __dump_stack+0x21/0x30 [ 26.391416][ T372] dump_stack_lvl+0x140/0x1c0 [ 26.391429][ T372] ? __cfi_dump_stack_lvl+0x10/0x10 [ 26.391443][ T372] print_report+0x3d/0x70 [ 26.391455][ T372] kasan_report+0x162/0x1a0 [ 26.391477][ T372] ? ihold+0x24/0x70 [ 26.391492][ T372] ? _raw_spin_unlock+0x45/0x60 [ 26.391502][ T372] ? ihold+0x24/0x70 [ 26.391516][ T372] kasan_check_range+0x25a/0x2b0 [ 26.391531][ T372] __kasan_check_write+0x18/0x20 [ 26.391544][ T372] ihold+0x24/0x70 [ 26.391557][ T372] vfs_rmdir+0x26a/0x560 [ 26.391568][ T372] incfs_kill_sb+0x109/0x230 [ 26.391581][ T372] deactivate_locked_super+0xd5/0x2a0 [ 26.391592][ T372] deactivate_super+0xb8/0xe0 [ 26.391602][ T372] cleanup_mnt+0x406/0x4a0 [ 26.391617][ T372] __cleanup_mnt+0x1d/0x40 [ 26.391631][ T372] task_work_run+0x1e5/0x260 [ 26.391643][ T372] ? __cfi_task_work_run+0x10/0x10 [ 26.391654][ T372] ? __x64_sys_umount+0x12e/0x180 [ 26.391666][ T372] ? __cfi___x64_sys_umount+0x10/0x10 [ 26.391677][ T372] ? __kasan_check_read+0x15/0x20 [ 26.391690][ T372] resume_user_mode_work+0x35/0x50 [ 26.391704][ T372] syscall_exit_to_user_mode+0x63/0xb0 [ 26.391719][ T372] do_syscall_64+0x63/0xf0 [ 26.391729][ T372] ? clear_bhb_loop+0x50/0xa0 [ 26.391739][ T372] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 26.391756][ T372] RIP: 0033:0x7f7a12f9d9d7 [ 26.391767][ T372] Code: a2 c7 05 1c ed 24 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 [ 26.391776][ T372] RSP: 002b:00007ffe679962a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 26.391788][ T372] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7a12f9d9d7 [ 26.391796][ T372] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe67996360 [ 26.391803][ T372] RBP: 00007ffe67996360 R08: 00007ffe67997360 R09: 00000000ffffffff [ 26.391810][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe679973f0 [ 26.391818][ T372] R13: 00007f7a13031f90 R14: 00000000000065b5 R15: 00007ffe67997430 [ 26.391827][ T372] [ 26.391830][ T372] ================================================================== [ 26.635809][ T372] Disabling lock debugging due to kernel taint [ 26.642033][ T372] BUG: kernel NULL pointer dereference, address: 0000000000000168 [ 26.649827][ T372] #PF: supervisor write access in kernel mode [ 26.655867][ T372] #PF: error_code(0x0002) - not-present page [ 26.661824][ T372] PGD 8000000115dc1067 P4D 8000000115dc1067 PUD 0 [ 26.668320][ T372] Oops: Oops: 0002 [#1] PREEMPT SMP KASAN PTI [ 26.674497][ T372] CPU: 0 UID: 0 PID: 372 Comm: syz-executor Tainted: G B W syzkaller #0 e0984ef4b19b7a0d2e0df0f24afaf737f1320d97 [ 26.687583][ T372] Tainted: [B]=BAD_PAGE, [W]=WARN [ 26.692664][ T372] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 02/12/2026 [ 26.702720][ T372] RIP: 0010:ihold+0x2a/0x70 [ 26.707209][ T372] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 ad 33 96 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 18 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 bd [ 26.726805][ T372] RSP: 0018:ffffc90000fcfca0 EFLAGS: 00010246 [ 26.732849][ T372] RAX: ffff88810b70a600 RBX: 0000000000000000 RCX: ffff88810b70a600 [ 26.740795][ T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 26.748745][ T372] RBP: ffffc90000fcfcb0 R08: ffffffff88b8c947 R09: 1ffffffff1171928 [ 26.756695][ T372] R10: dffffc0000000000 R11: fffffbfff1171929 R12: ffff8881162cb48c [ 26.764641][ T372] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 26.772585][ T372] FS: 000055557e6fb500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 26.781489][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 26.788046][ T372] CR2: 0000000000000168 CR3: 0000000124fe4000 CR4: 00000000003526b0 [ 26.795994][ T372] Call Trace: [ 26.799248][ T372] [ 26.802166][ T372] vfs_rmdir+0x26a/0x560 [ 26.806560][ T372] incfs_kill_sb+0x109/0x230 [ 26.811220][ T372] deactivate_locked_super+0xd5/0x2a0 [ 26.816564][ T372] deactivate_super+0xb8/0xe0 [ 26.821212][ T372] cleanup_mnt+0x406/0x4a0 [ 26.825629][ T372] __cleanup_mnt+0x1d/0x40 [ 26.830023][ T372] task_work_run+0x1e5/0x260 [ 26.834590][ T372] ? __cfi_task_work_run+0x10/0x10 [ 26.839674][ T372] ? __x64_sys_umount+0x12e/0x180 [ 26.844675][ T372] ? __cfi___x64_sys_umount+0x10/0x10 [ 26.850020][ T372] ? __kasan_check_read+0x15/0x20 [ 26.855035][ T372] resume_user_mode_work+0x35/0x50 [ 26.860218][ T372] syscall_exit_to_user_mode+0x63/0xb0 [ 26.865654][ T372] do_syscall_64+0x63/0xf0 [ 26.870044][ T372] ? clear_bhb_loop+0x50/0xa0 [ 26.874697][ T372] entry_SYSCALL_64_after_hwframe+0x76/0x7e [ 26.880575][ T372] RIP: 0033:0x7f7a12f9d9d7 [ 26.884963][ T372] Code: a2 c7 05 1c ed 24 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 [ 26.904544][ T372] RSP: 002b:00007ffe679962a8 EFLAGS: 00000246 ORIG_RAX: 00000000000000a6 [ 26.912935][ T372] RAX: 0000000000000000 RBX: 0000000000000000 RCX: 00007f7a12f9d9d7 [ 26.920880][ T372] RDX: 0000000000000000 RSI: 0000000000000009 RDI: 00007ffe67996360 [ 26.928825][ T372] RBP: 00007ffe67996360 R08: 00007ffe67997360 R09: 00000000ffffffff [ 26.936770][ T372] R10: 0000000000000000 R11: 0000000000000246 R12: 00007ffe679973f0 [ 26.944736][ T372] R13: 00007f7a13031f90 R14: 00000000000065b5 R15: 00007ffe67997430 [ 26.952686][ T372] [ 26.955682][ T372] Modules linked in: [ 26.960018][ T372] CR2: 0000000000000168 [ 26.964143][ T372] ---[ end trace 0000000000000000 ]--- [ 26.969574][ T372] RIP: 0010:ihold+0x2a/0x70 [ 26.974061][ T372] Code: f3 0f 1e fa 55 48 89 e5 41 56 53 48 89 fb e8 ad 33 96 ff 48 8d bb 68 01 00 00 be 04 00 00 00 e8 bc 18 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 bd [ 26.993664][ T372] RSP: 0018:ffffc90000fcfca0 EFLAGS: 00010246 [ 26.999705][ T372] RAX: ffff88810b70a600 RBX: 0000000000000000 RCX: ffff88810b70a600 [ 27.007737][ T372] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 [ 27.015682][ T372] RBP: ffffc90000fcfcb0 R08: ffffffff88b8c947 R09: 1ffffffff1171928 [ 27.023630][ T372] R10: dffffc0000000000 R11: fffffbfff1171929 R12: ffff8881162cb48c [ 27.031577][ T372] R13: 0000000000000000 R14: 0000000000000001 R15: 0000000000000000 [ 27.039551][ T372] FS: 000055557e6fb500(0000) GS:ffff8881f6e00000(0000) knlGS:0000000000000000 [ 27.048453][ T372] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 27.055014][ T372] CR2: 0000000000000168 CR3: 0000000124fe4000 CR4: 00000000003526b0 [ 27.062964][ T372] Kernel panic - not syncing: Fatal exception [ 27.069158][ T372] Kernel Offset: disabled [ 27.073472][ T372] Rebooting in 86400 seconds..