rcu: INFO: rcu_preempt self-detected stall on CPU
rcu: 	1-...!: (10501 ticks this GP) idle=2ef4/1/0x4000000000000000 softirq=20832/20832 fqs=0
rcu: 	(t=10502 jiffies g=14413 q=481 ncpus=2)
rcu: rcu_preempt kthread timer wakeup didn't happen for 10502 jiffies! g14413 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: 	Possible timer handling issue on cpu=1 timer-softirq=5143
rcu: rcu_preempt kthread starved for 10505 jiffies! g14413 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->cpu=1
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:I stack:26856 pid:16    tgid:16    ppid:2      task_flags:0x208040 flags:0x00004000
Call Trace:
 <TASK>
 context_switch kernel/sched/core.c:5392 [inline]
 __schedule+0x16f5/0x4d00 kernel/sched/core.c:6781
 __schedule_loop kernel/sched/core.c:6859 [inline]
 schedule+0x165/0x360 kernel/sched/core.c:6874
 schedule_timeout+0x12b/0x270 kernel/time/sleep_timeout.c:99
 rcu_gp_fqs_loop+0x301/0x1540 kernel/rcu/tree.c:2054
 rcu_gp_kthread+0x99/0x390 kernel/rcu/tree.c:2256
 kthread+0x70e/0x8a0 kernel/kthread.c:464
 ret_from_fork+0x3fc/0x770 arch/x86/kernel/process.c:148
 ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:245
 </TASK>
sched: DL replenish lagged too much
CPU: 1 UID: 0 PID: 6710 Comm: modprobe Not tainted 6.15.0-syzkaller-07774-g90b83efa6701 #0 PREEMPT(full) 
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/07/2025
RIP: 0010:bond_select_queue+0xc3/0x130 drivers/net/bonding/bond_main.c:5419
Code: 62 fb 89 d8 5b 41 5c 41 5d 41 5e 41 5f 5d c3 cc cc cc cc cc 31 c0 66 41 83 ec 01 44 0f 42 e0 41 29 ec 44 89 e3 66 39 eb 72 0c <e8> 18 d6 62 fb 29 eb 66 39 eb 73 f4 e8 0c d6 62 fb eb c5 89 f9 80
RSP: 0018:ffffc90000a086a8 EFLAGS: 00000246
RAX: ffffffff865d24d8 RBX: 0000000000000000 RCX: ffff888026f00000
RDX: 0000000000000100 RSI: 0000000000000000 RDI: 0000000000000000
RBP: 0000000000000000 R08: ffffc90000a0899f R09: 0000000000000000
R10: ffffc90000a08930 R11: ffffffff865d2410 R12: 0000000000000000
R13: dffffc0000000000 R14: ffff888026fb0028 R15: 0000000000000000
FS:  0000000000000000(0000) GS:ffff888125d66000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007fb5abd5e000 CR3: 0000000033a02000 CR4: 00000000003526f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <IRQ>
 netdev_core_pick_tx+0x119/0x350 net/core/dev.c:4588
 __dev_queue_xmit+0x857/0x3a70 net/core/dev.c:4673
 dev_queue_xmit include/linux/netdevice.h:3355 [inline]
 llc_conn_send_pdus+0x144/0x1e0 net/llc/llc_conn.c:344
 llc_conn_ac_send_sabme_cmd_p_set_x+0x2f9/0x420 net/llc/llc_c_ac.c:794
 llc_exec_conn_trans_actions net/llc/llc_conn.c:443 [inline]
 llc_conn_service net/llc/llc_conn.c:368 [inline]
 llc_conn_state_process+0x4f1/0x1360 net/llc/llc_conn.c:72
 llc_process_tmr_ev net/llc/llc_c_ac.c:1445 [inline]
 llc_conn_tmr_common_cb+0x34a/0x830 net/llc/llc_c_ac.c:1331
 call_timer_fn+0x17e/0x5f0 kernel/time/timer.c:1747
 expire_timers kernel/time/timer.c:1798 [inline]
 __run_timers kernel/time/timer.c:2372 [inline]
 __run_timer_base+0x61a/0x860 kernel/time/timer.c:2384
 run_timer_base kernel/time/timer.c:2393 [inline]
 run_timer_softirq+0xb7/0x180 kernel/time/timer.c:2403
 handle_softirqs+0x286/0x870 kernel/softirq.c:579
 __do_softirq kernel/softirq.c:613 [inline]
 invoke_softirq kernel/softirq.c:453 [inline]
 __irq_exit_rcu+0xca/0x1f0 kernel/softirq.c:680
 irq_exit_rcu+0x9/0x30 kernel/softirq.c:696
 instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1050 [inline]
 sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1050
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:check_kcov_mode kernel/kcov.c:194 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 kernel/kcov.c:217
Code: 08 a0 9b 92 65 8b 15 28 a5 db 10 81 e2 00 01 ff 00 74 11 81 fa 00 01 00 00 75 35 83 b9 3c 16 00 00 00 74 2c 8b 91 18 16 00 00 <83> fa 02 75 21 48 8b 91 20 16 00 00 48 8b 32 48 8d 7e 01 8b 89 1c
RSP: 0018:ffffc900053475e0 EFLAGS: 00000246
RAX: ffffffff8b5ba538 RBX: 1ffff92000a68edb RCX: ffff888026f00000
RDX: 0000000000000000 RSI: ffffffffffffffff RDI: 000055593807bfff
RBP: dffffc0000000000 R08: ffff888026f00000 R09: 0000000000000006
R10: 0000000000000007 R11: 0000000000000000 R12: 000055593807bfff
R13: ffffffffffffffff R14: ffffc900053476a0 R15: ffffc900053476d8
 mas_find+0x148/0xc10 lib/maple_tree.c:6010
 vma_next include/linux/mm.h:1088 [inline]
 validate_mm+0xe1/0x4b0 mm/vma.c:596
 mmap_region+0x18b5/0x1e50 mm/vma.c:2604
 do_mmap+0xc68/0x1100 mm/mmap.c:561
 vm_mmap_pgoff+0x31b/0x4c0 mm/util.c:579
 ksys_mmap_pgoff+0x51f/0x760 mm/mmap.c:607
 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline]
 do_syscall_64+0xfa/0x3b0 arch/x86/entry/syscall_64.c:94
 entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fb5ac087242
Code: 08 00 04 00 00 eb e2 90 41 f7 c1 ff 0f 00 00 75 27 55 89 cd 53 48 89 fb 48 85 ff 74 33 41 89 ea 48 89 df b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 5e 5b 5d c3 0f 1f 00 c7 05 46 40 01 00 16 00
RSP: 002b:00007ffdb5c549e8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009
RAX: ffffffffffffffda RBX: 00007fb5abd56000 RCX: 00007fb5ac087242
RDX: 0000000000000005 RSI: 0000000000003000 RDI: 00007fb5abd56000
RBP: 0000000000000812 R08: 0000000000000000 R09: 0000000000002000
R10: 0000000000000812 R11: 0000000000000206 R12: 00007ffdb5c54a38
R13: 00007fb5abd5e0c0 R14: 00007ffdb5c54e20 R15: 00000fffb6b8a940
 </TASK>