last executing test programs:
kernel console output (not intermixed with test programs):
Warning: Permanently added '10.128.0.71' (ED25519) to the list of known hosts.
[ 47.723307][ T29] audit: type=1400 audit(1777588116.793:62): avc: denied { mounton } for pid=2965 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
[ 47.747363][ T29] audit: type=1400 audit(1777588116.823:63): avc: denied { mount } for pid=2965 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
[ 47.760477][ T2965] cgroup: Unknown subsys name 'net'
[ 47.777311][ T29] audit: type=1400 audit(1777588116.853:64): avc: denied { unmount } for pid=2965 comm="syz-executor" scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:cgroup_t tclass=filesystem permissive=1
[ 47.899192][ T2965] cgroup: Unknown subsys name 'cpuset'
[ 47.910428][ T2965] cgroup: Unknown subsys name 'rlimit'
[ 47.918466][ T2966] BUG: sleeping function called from invalid context at mm/mmu_gather.c:142
[ 47.927600][ T2966] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 2966, name: udevd
[ 47.936200][ T2966] preempt_count: 0, expected: 0
[ 47.941142][ T2966] RCU nest depth: 1, expected: 0
[ 47.946520][ T2966] 2 locks held by udevd/2966:
[ 47.951232][ T2966] #0: ffff88812356cb38 (&mm->mmap_lock){++++}-{4:4}, at: exit_mmap+0x22c/0xa10
[ 47.960414][ T2966] #1: ffffffff896ddaa0 (rcu_read_lock){....}-{1:3}, at: folio_lruvec_lock_irqsave+0x2c/0x5f0
[ 47.970832][ T2966] CPU: 1 UID: 0 PID: 2966 Comm: udevd Not tainted syzkaller #0 PREEMPT(full)
[ 47.970860][ T2966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 47.970880][ T2966] Call Trace:
[ 47.970888][ T2966]
[ 47.970900][ T2966] dump_stack_lvl+0x100/0x190
[ 47.970933][ T2966] __might_resched.cold+0x1ec/0x232
[ 47.970971][ T2966] ? __pfx___might_resched+0x10/0x10
[ 47.971002][ T2966] __tlb_batch_free_encoded_pages+0x11e/0x280
[ 47.971040][ T2966] tlb_finish_mmu+0x1b0/0x810
[ 47.971075][ T2966] exit_mmap+0x454/0xa10
[ 47.971105][ T2966] ? __pfx_exit_mmap+0x10/0x10
[ 47.971131][ T2966] ? rcu_is_watching+0x12/0xc0
[ 47.971164][ T2966] ? uprobe_clear_state+0x5f/0x260
[ 47.971193][ T2966] ? uprobe_clear_state+0x5f/0x260
[ 47.971245][ T2966] ? arch_uprobe_clear_state+0x107/0x150
[ 47.971289][ T2966] mmput+0xe0/0x430
[ 47.971322][ T2966] do_exit+0x833/0x2a60
[ 47.971362][ T2966] ? do_raw_spin_lock+0x128/0x260
[ 47.971388][ T2966] ? __pfx_do_exit+0x10/0x10
[ 47.971423][ T2966] ? do_group_exit+0x1bd/0x2a0
[ 47.971445][ T2966] ? rcu_is_watching+0x12/0xc0
[ 47.971476][ T2966] do_group_exit+0xd5/0x2a0
[ 47.971512][ T2966] __x64_sys_exit_group+0x3e/0x50
[ 47.971533][ T2966] x64_sys_call+0x102c/0x1530
[ 47.971580][ T2966] do_syscall_64+0x10b/0x7f0
[ 47.971614][ T2966] ? irqentry_exit+0xe5/0x6c0
[ 47.971646][ T2966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 47.971672][ T2966] RIP: 0033:0x7f5cf04066c5
[ 47.971694][ T2966] Code: Unable to access opcode bytes at 0x7f5cf040669b.
[ 47.971704][ T2966] RSP: 002b:00007fff79f71fc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 47.971724][ T2966] RAX: ffffffffffffffda RBX: 000056112b15f6e0 RCX: 00007f5cf04066c5
[ 47.971738][ T2966] RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
[ 47.971751][ T2966] RBP: 000056112aeef2c0 R08: 0000000000000000 R09: 0000000000000000
[ 47.971764][ T2966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 47.971777][ T2966] R13: 00007fff79f72010 R14: 0000000000000000 R15: 0000000000000000
[ 47.971803][ T2966]
[ 47.973923][ T2966]
[ 48.175883][ T2966] =============================
[ 48.180746][ T2966] [ BUG: Invalid wait context ]
[ 48.185611][ T2966] syzkaller #0 Tainted: G W
[ 48.191608][ T2966] -----------------------------
[ 48.196469][ T2966] udevd/2966 is trying to lock:
[ 48.201595][ T2966] ffff88811bb6b600 (&sb->s_type->i_mutex_key#14){+.+.}-{4:4}, at: __sock_release+0x86/0x260
[ 48.211739][ T2966] other info that might help us debug this:
[ 48.217640][ T2966] context-{5:5}
[ 48.221117][ T2966] 1 lock held by udevd/2966:
[ 48.225722][ T2966] #0: ffffffff896ddaa0 (rcu_read_lock){....}-{1:3}, at: folio_lruvec_lock_irqsave+0x2c/0x5f0
[ 48.236169][ T2966] stack backtrace:
[ 48.239944][ T2966] CPU: 1 UID: 0 PID: 2966 Comm: udevd Tainted: G W syzkaller #0 PREEMPT(full)
[ 48.239985][ T2966] Tainted: [W]=WARN
[ 48.239994][ T2966] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/18/2026
[ 48.240009][ T2966] Call Trace:
[ 48.240020][ T2966]
[ 48.240031][ T2966] dump_stack_lvl+0x100/0x190
[ 48.240064][ T2966] __lock_acquire+0xfa4/0x2630
[ 48.240106][ T2966] ? exit_fs+0x12c/0x180
[ 48.240141][ T2966] ? kasan_save_stack+0x3f/0x50
[ 48.240170][ T2966] ? kasan_save_stack+0x30/0x50
[ 48.240197][ T2966] ? kasan_save_track+0x14/0x30
[ 48.240224][ T2966] ? kasan_save_free_info+0x3b/0x70
[ 48.240269][ T2966] ? __kasan_slab_free+0x43/0x70
[ 48.240298][ T2966] ? kmem_cache_free+0x108/0x660
[ 48.240332][ T2966] ? exit_fs+0x12c/0x180
[ 48.240378][ T2966] lock_acquire+0x1b1/0x370
[ 48.240417][ T2966] ? __sock_release+0x86/0x260
[ 48.240446][ T2966] ? __pfx___might_resched+0x10/0x10
[ 48.240476][ T2966] down_write+0x8b/0x1f0
[ 48.240513][ T2966] ? __sock_release+0x86/0x260
[ 48.240540][ T2966] ? __pfx_down_write+0x10/0x10
[ 48.240577][ T2966] ? __pfx_locks_remove_file+0x10/0x10
[ 48.240620][ T2966] ? __might_resched+0x29f/0x330
[ 48.240646][ T2966] __sock_release+0x86/0x260
[ 48.240673][ T2966] ? __pfx_sock_close+0x10/0x10
[ 48.240700][ T2966] sock_close+0x1c/0x30
[ 48.240725][ T2966] __fput+0x3ff/0xb50
[ 48.240752][ T2966] ? _raw_spin_unlock_irq+0x23/0x50
[ 48.240782][ T2966] task_work_run+0x150/0x240
[ 48.240810][ T2966] ? __pfx_task_work_run+0x10/0x10
[ 48.240838][ T2966] ? do_raw_spin_unlock+0x145/0x1e0
[ 48.240869][ T2966] do_exit+0x8d2/0x2a60
[ 48.240911][ T2966] ? do_raw_spin_lock+0x128/0x260
[ 48.240938][ T2966] ? __pfx_do_exit+0x10/0x10
[ 48.240977][ T2966] ? do_group_exit+0x1bd/0x2a0
[ 48.241001][ T2966] ? rcu_is_watching+0x12/0xc0
[ 48.241034][ T2966] do_group_exit+0xd5/0x2a0
[ 48.241058][ T2966] __x64_sys_exit_group+0x3e/0x50
[ 48.241082][ T2966] x64_sys_call+0x102c/0x1530
[ 48.241120][ T2966] do_syscall_64+0x10b/0x7f0
[ 48.241160][ T2966] ? irqentry_exit+0xe5/0x6c0
[ 48.241194][ T2966] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 48.241222][ T2966] RIP: 0033:0x7f5cf04066c5
[ 48.241241][ T2966] Code: Unable to access opcode bytes at 0x7f5cf040669b.
[ 48.241253][ T2966] RSP: 002b:00007fff79f71fc8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
[ 48.241284][ T2966] RAX: ffffffffffffffda RBX: 000056112b15f6e0 RCX: 00007f5cf04066c5
[ 48.241302][ T2966] RDX: 00000000000000e7 RSI: fffffffffffffe68 RDI: 0000000000000000
[ 48.241318][ T2966] RBP: 000056112aeef2c0 R08: 0000000000000000 R09: 0000000000000000
[ 48.241334][ T2966] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
[ 48.241349][ T2966] R13: 00007fff79f72010 R14: 0000000000000000 R15: 0000000000000000
[ 48.241373][ T2966]
[ 48.602938][ T29] audit: type=1400 audit(1777588117.673:65): avc: denied { setattr } for pid=2965 comm="syz-executor" name="raw-gadget" dev="devtmpfs" ino=236 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:device_t tclass=chr_file permissive=1
[ 48.626331][ T29] audit: type=1400 audit(1777588117.673:66): avc: denied { mounton } for pid=2965 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
[ 48.651434][ T29] audit: type=1400 audit(1777588117.673:67): avc: denied { mount } for pid=2965 comm="syz-executor" name="/" dev="binfmt_misc" ino=1 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:binfmt_misc_fs_t tclass=filesystem permissive=1
[ 48.719704][ T2969] SELinux: Context root:object_r:swapfile_t is not valid (left unmapped).
[ 48.728725][ T29] audit: type=1400 audit(1777588117.813:68): avc: denied { relabelto } for pid=2969 comm="mkswap" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
Setting up swapspace version 1, size = 127995904 bytes
[ 48.754291][ T29] audit: type=1400 audit(1777588117.813:69): avc: denied { write } for pid=2969 comm="mkswap" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
[ 48.782335][ T29] audit: type=1400 audit(1777588117.853:70): avc: denied { read } for pid=2965 comm="syz-executor" name="swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"
[ 48.808698][ T2965] Adding 124996k swap on ./swap-file. Priority:0 extents:1 across:124996k
[ 48.818342][ T29] audit: type=1400 audit(1777588117.853:71): avc: denied { open } for pid=2965 comm="syz-executor" path="/root/swap-file" dev="sda1" ino=2026 scontext=root:sysadm_r:sysadm_t tcontext=system_u:object_r:unlabeled_t tclass=file permissive=1 trawcon="root:object_r:swapfile_t"