last executing test programs:
kernel console output (not intermixed with test programs):
Warning: Permanently added '[localhost]:26425' (ED25519) to the list of known hosts.
[ 78.052859][ T5652] cgroup: Unknown subsys name 'net'
[ 78.240140][ T5652] cgroup: Unknown subsys name 'cpuset'
[ 78.248470][ T5652] cgroup: Unknown subsys name 'rlimit'
[ 78.252429][ T5705]
[ 78.253439][ T5705] ================================================
[ 78.256034][ T5705] WARNING: lock held when returning to user space!
[ 78.258129][ T5705] syzkaller #0 Not tainted
[ 78.259718][ T5705] ------------------------------------------------
[ 78.261886][ T5705] dhcpcd/5705 is leaving the kernel with locks still held!
[ 78.264356][ T5705] 1 lock held by dhcpcd/5705:
[ 78.265954][ T5705] #0: ffffffff8e7e52e0 (rcu_read_lock){....}-{1:3}, at: __pte_offset_map+0x2f/0x310
[ 78.269623][ T5705] BUG: sleeping function called from invalid context at ./include/linux/sched/mm.h:323
[ 78.274551][ T5705] in_atomic(): 0, irqs_disabled(): 0, non_block: 0, pid: 5705, name: dhcpcd
[ 78.280298][ T5705] preempt_count: 0, expected: 0
[ 78.282515][ T5705] RCU nest depth: 1, expected: 0
[ 78.284201][ T5705] INFO: lockdep is turned off.
[ 78.285985][ T5705] CPU: 3 UID: 0 PID: 5705 Comm: dhcpcd Not tainted syzkaller #0 PREEMPT(full)
[ 78.286003][ T5705] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 78.286013][ T5705] Call Trace:
[ 78.286019][ T5705]
[ 78.286025][ T5705] dump_stack_lvl+0x100/0x190
[ 78.286046][ T5705] __might_resched.cold+0x1ec/0x232
[ 78.286068][ T5705] ? __pfx___might_resched+0x10/0x10
[ 78.286081][ T5705] ? lock_release+0x245/0x310
[ 78.286091][ T5705] prepare_alloc_pages+0x44a/0x5f0
[ 78.286105][ T5705] __alloc_frozen_pages_noprof+0x19a/0x2bc0
[ 78.286121][ T5705] ? __asan_memcpy+0x3c/0x60
[ 78.286136][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286148][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.286163][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286174][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.286187][ T5705] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 78.286203][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286214][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.286227][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286239][ T5705] ? __pfx_stack_trace_consume_entry+0x10/0x10
[ 78.286253][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286264][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286276][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.286288][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286299][ T5705] ? __sanitizer_cov_trace_switch+0x54/0x90
[ 78.286314][ T5705] ? policy_nodemask+0xed/0x4f0
[ 78.286325][ T5705] alloc_pages_mpol+0x1fb/0x540
[ 78.286336][ T5705] ? __pfx_alloc_pages_mpol+0x10/0x10
[ 78.286347][ T5705] ? is_bpf_text_address+0x94/0x1a0
[ 78.286361][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286373][ T5705] folio_alloc_mpol_noprof+0x36/0x260
[ 78.286386][ T5705] vma_alloc_folio_noprof+0xed/0x1d0
[ 78.286399][ T5705] ? __pfx_vma_alloc_folio_noprof+0x10/0x10
[ 78.286413][ T5705] ? rcu_read_unlock+0x2d/0xb0
[ 78.286428][ T5705] ? lock_release+0x245/0x310
[ 78.286437][ T5705] do_wp_page+0x1ee1/0x4350
[ 78.286450][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286462][ T5705] ? __pfx_do_wp_page+0x10/0x10
[ 78.286474][ T5705] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 78.286486][ T5705] ? __pte_offset_map+0x50/0x310
[ 78.286497][ T5705] __handle_mm_fault+0x1ab6/0x2a00
[ 78.286514][ T5705] ? __pfx___handle_mm_fault+0x10/0x10
[ 78.286528][ T5705] ? __pfx_vma_start_read+0x10/0x10
[ 78.286542][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.286556][ T5705] handle_mm_fault+0x36d/0xa20
[ 78.286571][ T5705] do_user_addr_fault+0x5a3/0x12f0
[ 78.286584][ T5705] exc_page_fault+0x6f/0xd0
[ 78.286596][ T5705] asm_exc_page_fault+0x26/0x30
[ 78.286606][ T5705] RIP: 0033:0x7fac86df4265
[ 78.286615][ T5705] Code: 80 00 00 00 00 31 c0 48 83 3d ce 2d 00 00 00 0f 95 c0 c3 66 90 48 83 ec 08 48 8b 3d bd 2d 00 00 48 85 ff 74 10 e8 cb fe ff ff <48> c7 05 a8 2d 00 00 00 00 00 00 48 8b 3d a9 2d 00 00 48 85 ff 74
[ 78.286625][ T5705] RSP: 002b:00007ffd8cd284c0 EFLAGS: 00010246
[ 78.286633][ T5705] RAX: 0000000000000000 RBX: 00007ffd8cd48900 RCX: 000055f18798f00b
[ 78.286640][ T5705] RDX: 000055f4d8d32010 RSI: 0000000000000001 RDI: 000055f4d8d5bce0
[ 78.286646][ T5705] RBP: 00007ffd8cd48900 R08: 0000000000000210 R09: 0000000000000004
[ 78.286652][ T5705] R10: 0000000000000000 R11: 0000000000000202 R12: 0000000000000000
[ 78.286657][ T5705] R13: 0000000000000001 R14: 0000000000000000 R15: 000055f4d7beeac0
[ 78.286671][ T5705]
[ 78.287883][ T5705] ------------[ cut here ]------------
[ 78.401337][ T5705] Voluntary context switch within RCU read-side critical section!
[ 78.401348][ T5705] WARNING: kernel/rcu/tree_plugin.h:332 at rcu_note_context_switch+0x859/0x19c0, CPU#3: dhcpcd/5705
[ 78.408100][ T5705] Modules linked in:
[ 78.409564][ T5705] CPU: 3 UID: 0 PID: 5705 Comm: dhcpcd Tainted: G W syzkaller #0 PREEMPT(full)
[ 78.413475][ T5705] Tainted: [W]=WARN
[ 78.414972][ T5705] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 78.418792][ T5705] RIP: 0010:rcu_note_context_switch+0x859/0x19c0
[ 78.421578][ T5705] Code: c1 ea 03 80 3c 02 00 0f 85 9b 0b 00 00 48 8b 53 28 b9 01 00 00 00 4c 89 ef e8 a3 cf fe ff e9 1d f9 ff ff 48 8d 3d 37 ad ed 0e <67> 48 0f b9 3a e9 99 f8 ff ff 48 b8 00 00 00 00 00 fc ff df 48 8d
[ 78.428818][ T5705] RSP: 0018:ffffc9000428f738 EFLAGS: 00010002
[ 78.431060][ T5705] RAX: 0000000000000001 RBX: ffff88802b53c3c0 RCX: ffffffff81ed2401
[ 78.434013][ T5705] RDX: 0000000000000000 RSI: ffffffff8c1c2080 RDI: ffffffff90db4560
[ 78.437137][ T5705] RBP: ffff888028c40000 R08: 0000000000000000 R09: fffffbfff21af64a
[ 78.440354][ T5705] R10: ffffffff90d7b257 R11: 0000000000000000 R12: 0000000000000000
[ 78.443528][ T5705] R13: ffff888028c404c4 R14: ffff88802b53b380 R15: ffffffff90d7e5c4
[ 78.446597][ T5705] FS: 00007fac86df8780(0000) GS:ffff888097480000(0000) knlGS:0000000000000000
[ 78.449925][ T5705] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 78.452474][ T5705] CR2: 00007ffd8cd49f52 CR3: 000000002a735000 CR4: 0000000000352ef0
[ 78.455673][ T5705] Call Trace:
[ 78.456955][ T5705]
[ 78.458061][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.459868][ T5705] ? __schedule+0x32d5/0x6820
[ 78.461619][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.463385][ T5705] ? schedule+0xdd/0x390
[ 78.464959][ T5705] __schedule+0x276/0x6820
[ 78.466718][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.468783][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.470656][ T5705] ? do_raw_spin_lock+0x128/0x260
[ 78.472572][ T5705] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 78.474540][ T5705] ? debug_mutex_add_waiter+0x131/0x220
[ 78.476766][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.478573][ T5705] ? __pfx___schedule+0x10/0x10
[ 78.480369][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.482309][ T5705] ? schedule+0x2bf/0x390
[ 78.484139][ T5705] ? lock_release+0x245/0x310
[ 78.486117][ T5705] schedule+0xdd/0x390
[ 78.487910][ T5705] schedule_preempt_disabled+0x13/0x30
[ 78.490134][ T5705] __mutex_lock+0xced/0x1b10
[ 78.491935][ T5705] ? exp_funnel_lock+0x19e/0x3c0
[ 78.493804][ T5705] ? __pfx___mutex_lock+0x10/0x10
[ 78.495678][ T5705] ? stack_depot_save_flags+0x27/0x9d0
[ 78.497712][ T5705] ? exp_funnel_lock+0x16b/0x3c0
[ 78.499612][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.501399][ T5705] ? exp_funnel_lock+0x16b/0x3c0
[ 78.503225][ T5705] ? lock_release+0x245/0x310
[ 78.504950][ T5705] ? exp_funnel_lock+0x19e/0x3c0
[ 78.506743][ T5705] exp_funnel_lock+0x19e/0x3c0
[ 78.508412][ T5705] ? __pfx_exp_funnel_lock+0x10/0x10
[ 78.510459][ T5705] ? __might_resched+0x67/0x330
[ 78.512380][ T5705] ? __pfx___might_resched+0x10/0x10
[ 78.514471][ T5705] synchronize_rcu_expedited+0x298/0x450
[ 78.516558][ T5705] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 78.518917][ T5705] ? do_raw_spin_lock+0x128/0x260
[ 78.520819][ T5705] ? __might_resched+0x67/0x330
[ 78.522604][ T5705] ? __pfx___might_resched+0x10/0x10
[ 78.524634][ T5705] synchronize_net+0x84/0xa0
[ 78.526419][ T5705] __unregister_prot_hook+0x4a9/0x5a0
[ 78.528411][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.530232][ T5705] ? lock_release+0x245/0x310
[ 78.532032][ T5705] packet_do_bind+0x9be/0xf50
[ 78.533947][ T5705] packet_bind+0x105/0x150
[ 78.535661][ T5705] __sys_bind+0x1a9/0x260
[ 78.537301][ T5705] ? __pfx___sys_bind+0x10/0x10
[ 78.539111][ T5705] __x64_sys_bind+0x72/0xb0
[ 78.540793][ T5705] do_syscall_64+0x10b/0xf80
[ 78.542491][ T5705] ? clear_bhb_loop+0x40/0x90
[ 78.544256][ T5705] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 78.546467][ T5705] RIP: 0033:0x7fac86efd2d7
[ 78.548253][ T5705] Code: 44 00 00 48 83 ec 10 48 63 c9 48 63 ff 45 31 c9 68 20 01 00 00 45 31 c0 e8 56 51 f8 ff 48 83 c4 18 c3 90 b8 31 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d f1 ea 0c 00 f7 d8 64 89 01 48
[ 78.555862][ T5705] RSP: 002b:00007ffd8cd283d8 EFLAGS: 00000213 ORIG_RAX: 0000000000000031
[ 78.559047][ T5705] RAX: ffffffffffffffda RBX: 000055f4d8d514c0 RCX: 00007fac86efd2d7
[ 78.562009][ T5705] RDX: 0000000000000014 RSI: 00007ffd8cd283f0 RDI: 0000000000000003
[ 78.564932][ T5705] RBP: 000055f4d7bd94b0 R08: 00007fac86fccac0 R09: 0000000000000000
[ 78.567878][ T5705] R10: 0000000000000003 R11: 0000000000000213 R12: 0000000000000000
[ 78.570794][ T5705] R13: 000055f4d8d51960 R14: 0000000000000000 R15: 000055f4d7beeac0
[ 78.573736][ T5705]
[ 78.574908][ T5705] Kernel panic - not syncing: kernel: panic_on_warn set ...
[ 78.577664][ T5705] CPU: 3 UID: 0 PID: 5705 Comm: dhcpcd Tainted: G W syzkaller #0 PREEMPT(full)
[ 78.581511][ T5705] Tainted: [W]=WARN
[ 78.582954][ T5705] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 78.586653][ T5705] Call Trace:
[ 78.587922][ T5705]
[ 78.589052][ T5705] dump_stack_lvl+0x100/0x190
[ 78.590809][ T5705] vpanic+0x552/0x970
[ 78.592329][ T5705] ? __pfx_vpanic+0x10/0x10
[ 78.594029][ T5705] ? lock_release+0x245/0x310
[ 78.595805][ T5705] panic+0xd1/0xe0
[ 78.597309][ T5705] ? __pfx_panic+0x10/0x10
[ 78.598915][ T5705] ? check_panic_on_warn+0x1f/0x90
[ 78.600829][ T5705] check_panic_on_warn.cold+0x19/0x34
[ 78.602797][ T5705] ? rcu_note_context_switch+0x859/0x19c0
[ 78.604936][ T5705] __warn.cold+0x191/0x328
[ 78.606641][ T5705] __report_bug+0x296/0x3d0
[ 78.608383][ T5705] ? rcu_note_context_switch+0x859/0x19c0
[ 78.610498][ T5705] ? __pfx___report_bug+0x10/0x10
[ 78.612376][ T5705] ? __page_table_check_zero+0x333/0x410
[ 78.614454][ T5705] ? lock_release+0x245/0x310
[ 78.616304][ T5705] ? trace_rcu_utilization+0x31/0x240
[ 78.618589][ T5705] report_bug_entry+0xe1/0x290
[ 78.620569][ T5705] ? rcu_note_context_switch+0x859/0x19c0
[ 78.622935][ T5705] handle_bug+0x1cd/0x2a0
[ 78.624599][ T5705] exc_invalid_op+0x17/0x50
[ 78.626428][ T5705] asm_exc_invalid_op+0x1a/0x20
[ 78.628243][ T5705] RIP: 0010:rcu_note_context_switch+0x859/0x19c0
[ 78.630485][ T5705] Code: c1 ea 03 80 3c 02 00 0f 85 9b 0b 00 00 48 8b 53 28 b9 01 00 00 00 4c 89 ef e8 a3 cf fe ff e9 1d f9 ff ff 48 8d 3d 37 ad ed 0e <67> 48 0f b9 3a e9 99 f8 ff ff 48 b8 00 00 00 00 00 fc ff df 48 8d
[ 78.637569][ T5705] RSP: 0018:ffffc9000428f738 EFLAGS: 00010002
[ 78.639850][ T5705] RAX: 0000000000000001 RBX: ffff88802b53c3c0 RCX: ffffffff81ed2401
[ 78.642732][ T5705] RDX: 0000000000000000 RSI: ffffffff8c1c2080 RDI: ffffffff90db4560
[ 78.645625][ T5705] RBP: ffff888028c40000 R08: 0000000000000000 R09: fffffbfff21af64a
[ 78.648600][ T5705] R10: ffffffff90d7b257 R11: 0000000000000000 R12: 0000000000000000
[ 78.652044][ T5705] R13: ffff888028c404c4 R14: ffff88802b53b380 R15: ffffffff90d7e5c4
[ 78.655217][ T5705] ? trace_rcu_utilization+0x31/0x240
[ 78.657421][ T5705] ? rcu_note_context_switch+0x73/0x19c0
[ 78.659398][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.661107][ T5705] ? __schedule+0x32d5/0x6820
[ 78.662695][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.664366][ T5705] ? schedule+0xdd/0x390
[ 78.665801][ T5705] __schedule+0x276/0x6820
[ 78.667542][ T5705] ? unwind_next_frame+0x3be/0x2090
[ 78.669904][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.671962][ T5705] ? do_raw_spin_lock+0x128/0x260
[ 78.674258][ T5705] ? __pfx_do_raw_spin_lock+0x10/0x10
[ 78.676809][ T5705] ? debug_mutex_add_waiter+0x131/0x220
[ 78.679477][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.681619][ T5705] ? __pfx___schedule+0x10/0x10
[ 78.683892][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.686153][ T5705] ? schedule+0x2bf/0x390
[ 78.688169][ T5705] ? lock_release+0x245/0x310
[ 78.690410][ T5705] schedule+0xdd/0x390
[ 78.692260][ T5705] schedule_preempt_disabled+0x13/0x30
[ 78.694710][ T5705] __mutex_lock+0xced/0x1b10
[ 78.696772][ T5705] ? exp_funnel_lock+0x19e/0x3c0
[ 78.698797][ T5705] ? __pfx___mutex_lock+0x10/0x10
[ 78.700882][ T5705] ? stack_depot_save_flags+0x27/0x9d0
[ 78.703311][ T5705] ? exp_funnel_lock+0x16b/0x3c0
[ 78.705591][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.707783][ T5705] ? exp_funnel_lock+0x16b/0x3c0
[ 78.710076][ T5705] ? lock_release+0x245/0x310
[ 78.712148][ T5705] ? exp_funnel_lock+0x19e/0x3c0
[ 78.714388][ T5705] exp_funnel_lock+0x19e/0x3c0
[ 78.716645][ T5705] ? __pfx_exp_funnel_lock+0x10/0x10
[ 78.718950][ T5705] ? __might_resched+0x67/0x330
[ 78.721166][ T5705] ? __pfx___might_resched+0x10/0x10
[ 78.723515][ T5705] synchronize_rcu_expedited+0x298/0x450
[ 78.725936][ T5705] ? __pfx_synchronize_rcu_expedited+0x10/0x10
[ 78.728726][ T5705] ? do_raw_spin_lock+0x128/0x260
[ 78.730948][ T5705] ? __might_resched+0x67/0x330
[ 78.733252][ T5705] ? __pfx___might_resched+0x10/0x10
[ 78.735592][ T5705] synchronize_net+0x84/0xa0
[ 78.737755][ T5705] __unregister_prot_hook+0x4a9/0x5a0
[ 78.740187][ T5705] ? rcu_is_watching+0x12/0xc0
[ 78.742278][ T5705] ? lock_release+0x245/0x310
[ 78.744434][ T5705] packet_do_bind+0x9be/0xf50
[ 78.746506][ T5705] packet_bind+0x105/0x150
[ 78.748576][ T5705] __sys_bind+0x1a9/0x260
[ 78.750510][ T5705] ? __pfx___sys_bind+0x10/0x10
[ 78.752740][ T5705] __x64_sys_bind+0x72/0xb0
[ 78.754724][ T5705] do_syscall_64+0x10b/0xf80
[ 78.756913][ T5705] ? clear_bhb_loop+0x40/0x90
[ 78.759073][ T5705] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 78.761788][ T5705] RIP: 0033:0x7fac86efd2d7
[ 78.763841][ T5705] Code: 44 00 00 48 83 ec 10 48 63 c9 48 63 ff 45 31 c9 68 20 01 00 00 45 31 c0 e8 56 51 f8 ff 48 83 c4 18 c3 90 b8 31 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d f1 ea 0c 00 f7 d8 64 89 01 48
[ 78.771378][ T5705] RSP: 002b:00007ffd8cd283d8 EFLAGS: 00000213 ORIG_RAX: 0000000000000031
[ 78.774185][ T5705] RAX: ffffffffffffffda RBX: 000055f4d8d514c0 RCX: 00007fac86efd2d7
[ 78.776919][ T5705] RDX: 0000000000000014 RSI: 00007ffd8cd283f0 RDI: 0000000000000003
[ 78.779616][ T5705] RBP: 000055f4d7bd94b0 R08: 00007fac86fccac0 R09: 0000000000000000
[ 78.782335][ T5705] R10: 0000000000000003 R11: 0000000000000213 R12: 0000000000000000
[ 78.784976][ T5705] R13: 000055f4d8d51960 R14: 0000000000000000 R15: 000055f4d7beeac0
[ 78.787911][ T5705]
[ 78.789676][ T5705] Kernel Offset: disabled
[ 78.791210][ T5705] Rebooting in 86400 seconds..