rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2631 jiffies s: 2317 root: 0x1/. rcu: blocking rcu_node structures (internal RCU debug): Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 5462 Comm: dhcpcd-run-hook Not tainted 6.10.0-syzkaller-01155-gd67978318827 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/07/2024 RIP: 0010:check_preemption_disabled+0x4/0x120 lib/smp_processor_id.c:13 Code: 8c 48 c7 c6 80 28 20 8c eb 1c 66 2e 0f 1f 84 00 00 00 00 00 66 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 41 57 41 56 <41> 54 53 48 83 ec 10 65 48 8b 04 25 28 00 00 00 48 89 44 24 08 65 RSP: 0018:ffffc90000007a28 EFLAGS: 00000083 RAX: 0000000000000001 RBX: 0000000000000000 RCX: ffffffff8172b730 RDX: 0000000000000000 RSI: ffffffff8c202880 RDI: ffffffff8c202840 RBP: ffffc90000007b90 R08: ffffffff8fadabef R09: 1ffffffff1f5b57d R10: dffffc0000000000 R11: fffffbfff1f5b57e R12: 1ffff92000000f58 R13: ffffffff84b76035 R14: ffffc90000007bc0 R15: dffffc0000000000 FS: 00007f4f0717b380(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa4a4115d58 CR3: 0000000023874000 CR4: 0000000000350ef0 Call Trace: rcu_dynticks_curr_cpu_in_eqs include/linux/context_tracking.h:122 [inline] rcu_is_watching+0x15/0xb0 kernel/rcu/tree.c:726 trace_lock_release include/trace/events/lock.h:69 [inline] lock_release+0xbf/0x9f0 kernel/locking/lockdep.c:5765 __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:149 [inline] _raw_spin_unlock_irqrestore+0x79/0x140 kernel/locking/spinlock.c:194 debug_object_deactivate+0x2d5/0x390 lib/debugobjects.c:779 debug_hrtimer_deactivate kernel/time/hrtimer.c:428 [inline] debug_deactivate+0x1b/0x220 kernel/time/hrtimer.c:484 __run_hrtimer kernel/time/hrtimer.c:1657 [inline] __hrtimer_run_queues+0x305/0xd50 kernel/time/hrtimer.c:1753 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1032 [inline] __sysvec_apic_timer_interrupt+0x112/0x3f0 arch/x86/kernel/apic/apic.c:1049 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline] sysvec_apic_timer_interrupt+0xa1/0xc0 arch/x86/kernel/apic/apic.c:1043 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702 RIP: 0010:unwind_next_frame+0x164a/0x2a00 arch/x86/kernel/unwind_orc.c:596 Code: 39 c4 0f 86 e1 01 00 00 48 05 a8 00 00 00 4c 39 f0 0f 86 27 06 00 00 4c 39 e0 0f 87 1e 06 00 00 e8 cb 37 55 00 4c 8b 74 24 48 <48> 8b 44 24 10 48 8d b8 80 00 00 00 e8 35 21 00 00 48 89 c3 48 8b RSP: 0018:ffffc9000405f608 EFLAGS: 00000293 RAX: ffffffff81412250 RBX: 0000000000000001 RCX: ffff88801874bc00 RDX: 0000000000000000 RSI: 0000000000000001 RDI: 0000000000000000 RBP: ffffc90004058000 R08: ffffffff81412220 R09: ffffffff81412006 R10: 0000000000000003 R11: ffff88801874bc00 R12: 1ffff9200080bede R13: dffffc0000000000 R14: ffffc9000405f730 R15: ffffc90004060000 arch_stack_walk+0x151/0x1b0 arch/x86/kernel/stacktrace.c:25 stack_trace_save+0x118/0x1d0 kernel/stacktrace.c:122 kasan_save_stack mm/kasan/common.c:47 [inline] kasan_save_track+0x3f/0x80 mm/kasan/common.c:68 poison_kmalloc_redzone mm/kasan/common.c:370 [inline] __kasan_kmalloc+0x98/0xb0 mm/kasan/common.c:387 kasan_kmalloc include/linux/kasan.h:211 [inline] kmalloc_trace_noprof+0x19c/0x2c0 mm/slub.c:4154 kmalloc_noprof include/linux/slab.h:660 [inline] kzalloc_noprof include/linux/slab.h:778 [inline] tomoyo_find_next_domain+0x11c/0x1cf0 security/tomoyo/domain.c:710 tomoyo_bprm_check_security+0x115/0x180 security/tomoyo/tomoyo.c:102 security_bprm_check+0x67/0x90 security/security.c:1191 search_binary_handler fs/exec.c:1778 [inline] exec_binprm fs/exec.c:1832 [inline] bprm_execve+0xa56/0x1770 fs/exec.c:1883 do_execveat_common+0x553/0x700 fs/exec.c:1990 do_execve fs/exec.c:2064 [inline] __do_sys_execve fs/exec.c:2140 [inline] __se_sys_execve fs/exec.c:2135 [inline] __x64_sys_execve+0x92/0xb0 fs/exec.c:2135 do_syscall_x64 arch/x86/entry/common.c:52 [inline] do_syscall_64+0xf3/0x230 arch/x86/entry/common.c:83 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7f4f072b5ef7 Code: ba 0f 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 63 d8 fb ff 48 83 c4 18 5b 5d 41 5c 41 5d 41 5e 41 5f c3 66 90 b8 3b 00 00 00 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 8b 0d 01 3f 0f 00 f7 d8 64 89 01 48 RSP: 002b:00007ffecfa94628 EFLAGS: 00000246 ORIG_RAX: 000000000000003b RAX: ffffffffffffffda RBX: 000056431131f020 RCX: 00007f4f072b5ef7 RDX: 000056431131f048 RSI: 000056431131f020 RDI: 000056431131f0d0 RBP: 000056431131f0d0 R08: 000056431131f0d9 R09: 00007ffecfa97e9c R10: 0000000000000008 R11: 0000000000000246 R12: 000056431131f048 R13: 00007f4f07463904 R14: 000056431131f048 R15: 0000000000000000