rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 	1-...!: (1 GPs behind) idle=544c/1/0x4000000000000000 softirq=53476/53478 fqs=4
rcu: 	Tasks blocked on level-0 rcu_node (CPUs 0-1): P5866/1:b..l
rcu: 	(detected by 0, t=10506 jiffies, g=76997, q=363 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 15612 Comm: syz.0.3751 Not tainted 6.11.0-rc6-syzkaller-00048-gc7fb1692dc01 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:do_raw_spin_lock+0x28/0x370 kernel/locking/spinlock_debug.c:114
Code: 90 90 f3 0f 1e fa 55 48 89 e5 41 57 41 56 41 55 41 54 53 48 83 e4 e0 48 81 ec a0 00 00 00 49 89 fc 65 48 8b 04 25 28 00 00 00 <48> 89 84 24 80 00 00 00 48 ba 00 00 00 00 00 fc ff df 48 c7 44 24
RSP: 0018:ffffc90000a18ba0 EFLAGS: 00000086
RAX: e256b931aeef4a00 RBX: ffff8880600f4036 RCX: e256b931aeef4a00
RDX: dffffc0000000000 RSI: ffffffff8c0ae6e0 RDI: ffff88805bc362e8
RBP: ffffc90000a18c80 R08: ffffffff941e49ef R09: 1ffffffff283c93d
R10: dffffc0000000000 R11: fffffbfff283c93e R12: ffff88805bc362e8
R13: ffffffff89c01d80 R14: ffff88805bc36340 R15: ffff8880267064c8
FS:  00007f90e7b5c6c0(0000) GS:ffff8880b8900000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020b70030 CR3: 00000000632de000 CR4: 0000000000350ef0
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 spin_lock include/linux/spinlock.h:351 [inline]
 advance_sched+0xab/0xca0 net/sched/sch_taprio.c:924
 __run_hrtimer kernel/time/hrtimer.c:1689 [inline]
 __hrtimer_run_queues+0x59d/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
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:lock_acquire+0x264/0x550 kernel/locking/lockdep.c:5763
Code: 2b 00 74 08 4c 89 f7 e8 5a 04 8b 00 f6 44 24 61 02 0f 85 85 01 00 00 41 f7 c7 00 02 00 00 74 01 fb 48 c7 44 24 40 0e 36 e0 45 <4b> c7 44 25 00 00 00 00 00 43 c7 44 25 09 00 00 00 00 43 c7 44 25
RSP: 0018:ffffc9000c307240 EFLAGS: 00000206
RAX: 0000000000000001 RBX: 1ffff92001860e54 RCX: e256b931aeef4a00
RDX: dffffc0000000000 RSI: ffffffff8c0ae6e0 RDI: ffffffff8c608d40
RBP: ffffc9000c307388 R08: ffffffff941e4847 R09: 1ffffffff283c908
R10: dffffc0000000000 R11: fffffbfff283c909 R12: 1ffff92001860e50
R13: dffffc0000000000 R14: ffffc9000c3072a0 R15: 0000000000000246
 rcu_lock_acquire include/linux/rcupdate.h:326 [inline]
 rcu_read_lock include/linux/rcupdate.h:838 [inline]
 count_memcg_event_mm+0xb1/0x420 include/linux/memcontrol.h:1017
 mm_account_fault mm/memory.c:5698 [inline]
 handle_mm_fault+0x16f7/0x1bc0 mm/memory.c:5858
 faultin_page mm/gup.c:1194 [inline]
 __get_user_pages+0x6ec/0x16a0 mm/gup.c:1493
 __get_user_pages_locked mm/gup.c:1760 [inline]
 faultin_page_range+0x4e7/0x850 mm/gup.c:1984
 madvise_populate mm/madvise.c:943 [inline]
 do_madvise+0x60d/0x4760 mm/madvise.c:1464
 __do_sys_madvise mm/madvise.c:1484 [inline]
 __se_sys_madvise mm/madvise.c:1482 [inline]
 __x64_sys_madvise+0xa6/0xc0 mm/madvise.c:1482
 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: 0033:0x7f90e6d7cef9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007f90e7b5c038 EFLAGS: 00000246 ORIG_RAX: 000000000000001c
RAX: ffffffffffffffda RBX: 00007f90e6f35f80 RCX: 00007f90e6d7cef9
RDX: 0000000000000017 RSI: 0000000000800000 RDI: 00000000200ec000
RBP: 00007f90e6def01e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f90e6f35f80 R15: 00007ffdee915988
 </TASK>
task:syz-executor    state:R  running task     stack:21040 pid:5866  tgid:5866  ppid:5862   flags:0x00004004
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x1800/0x4a60 kernel/sched/core.c:6529
 preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6708
 preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6732
 preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
 __raw_spin_unlock include/linux/spinlock_api_smp.h:143 [inline]
 _raw_spin_unlock+0x3e/0x50 kernel/locking/spinlock.c:186
 spin_unlock include/linux/spinlock.h:391 [inline]
 copy_pte_range mm/memory.c:1191 [inline]
 copy_pmd_range+0x7ad5/0x8500 mm/memory.c:1252
 copy_pud_range mm/memory.c:1289 [inline]
 copy_p4d_range mm/memory.c:1313 [inline]
 copy_page_range+0x99f/0xe90 mm/memory.c:1411
 dup_mmap kernel/fork.c:749 [inline]
 dup_mm kernel/fork.c:1672 [inline]
 copy_mm+0x11ea/0x1f30 kernel/fork.c:1721
 copy_process+0x187a/0x3dc0 kernel/fork.c:2374
 kernel_clone+0x226/0x8f0 kernel/fork.c:2781
 __do_sys_clone kernel/fork.c:2924 [inline]
 __se_sys_clone kernel/fork.c:2908 [inline]
 __x64_sys_clone+0x258/0x2a0 kernel/fork.c:2908
 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: 0033:0x7f9a00773753
RSP: 002b:00007fff074079c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000038
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f9a00773753
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000001200011
RBP: 0000000000000001 R08: 0000000000000000 R09: 0000000000000000
R10: 000055558a4be7d0 R11: 0000000000000246 R12: 0000000000000000
R13: 00000000000956fa R14: 00000000000956bc R15: 00007fff07407b50
 </TASK>
rcu: rcu_preempt kthread starved for 10485 jiffies! g76997 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x0 ->cpu=0
rcu: 	Unless rcu_preempt kthread gets sufficient CPU time, OOM is now expected behavior.
rcu: RCU grace-period kthread stack dump:
task:rcu_preempt     state:R  running task     stack:24464 pid:17    tgid:17    ppid:2      flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5188 [inline]
 __schedule+0x1800/0x4a60 kernel/sched/core.c:6529
 __schedule_loop kernel/sched/core.c:6606 [inline]
 schedule+0x14b/0x320 kernel/sched/core.c:6621
 schedule_timeout+0x1be/0x310 kernel/time/timer.c:2581
 rcu_gp_fqs_loop+0x2df/0x1330 kernel/rcu/tree.c:2034
 rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2236
 kthread+0x2f2/0x390 kernel/kthread.c:389
 ret_from_fork+0x4d/0x80 arch/x86/kernel/process.c:147
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
 </TASK>
rcu: Stack dump where RCU GP kthread last ran:
CPU: 0 UID: 0 PID: 15619 Comm: syz.1.3755 Not tainted 6.11.0-rc6-syzkaller-00048-gc7fb1692dc01 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:csd_lock_wait kernel/smp.c:312 [inline]
RIP: 0010:smp_call_function_many_cond+0x1865/0x29d0 kernel/smp.c:856
Code: 89 e6 83 e6 01 31 ff e8 39 18 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 e4 13 0c 00 eb 38 f3 90 42 0f b6 04 23 <84> c0 75 11 41 f7 45 00 01 00 00 00 74 1e e8 c8 13 0c 00 eb e4 44
RSP: 0018:ffffc90003707400 EFLAGS: 00000246
RAX: 0000000000000000 RBX: 1ffff110171288f1 RCX: 0000000000040000
RDX: ffffc9001ea0a000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc900037075e0 R08: ffffffff818778b7 R09: 1ffffffff283c908
R10: dffffc0000000000 R11: fffffbfff283c909 R12: dffffc0000000000
R13: ffff8880b8944788 R14: ffff8880b883fb40 R15: 0000000000000001
FS:  00007fce938ed6c0(0000) GS:ffff8880b8800000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000000020b7c030 CR3: 000000007e03e000 CR4: 0000000000350ef0
Call Trace:
 <IRQ>
 </IRQ>
 <TASK>
 on_each_cpu_cond_mask+0x3f/0x80 kernel/smp.c:1023
 on_each_cpu include/linux/smp.h:71 [inline]
 text_poke_sync arch/x86/kernel/alternative.c:2085 [inline]
 text_poke_bp_batch+0x352/0xb30 arch/x86/kernel/alternative.c:2295
 text_poke_bp+0xb0/0x100 arch/x86/kernel/alternative.c:2522
 __static_call_transform+0x51a/0x810 arch/x86/kernel/static_call.c:111
 arch_static_call_transform+0x141/0x380 arch/x86/kernel/static_call.c:163
 __static_call_update+0xd8/0x5e0 kernel/static_call_inline.c:147
 tracepoint_update_call kernel/tracepoint.c:317 [inline]
 tracepoint_add_func+0x918/0x9e0 kernel/tracepoint.c:358
 tracepoint_probe_register_prio_may_exist+0x122/0x190 kernel/tracepoint.c:482
 bpf_raw_tp_link_attach+0x48b/0x6e0 kernel/bpf/syscall.c:3896
 bpf_raw_tracepoint_open+0x1c2/0x240 kernel/bpf/syscall.c:3927
 __sys_bpf+0x3c0/0x810 kernel/bpf/syscall.c:5752
 __do_sys_bpf kernel/bpf/syscall.c:5817 [inline]
 __se_sys_bpf kernel/bpf/syscall.c:5815 [inline]
 __x64_sys_bpf+0x7c/0x90 kernel/bpf/syscall.c:5815
 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: 0033:0x7fce92b7cef9
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fce938ed038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fce92d35f80 RCX: 00007fce92b7cef9
RDX: 0000000000000010 RSI: 0000000020000080 RDI: 0000000000000011
RBP: 00007fce92bef01e R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007fce92d35f80 R15: 00007ffdb5611bb8
 </TASK>