rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P13039/1:b..l P11126/1:b..l P13020/1:b..l P16499/1:b..l P16485/1:b..l P5351/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=133021, q=342 ncpus=2)
task:kworker/u8:9 state:R running task stack:20728 pid:5351 tgid:5351 ppid:2 flags:0x00004000
Workqueue: bat_events batadv_iv_send_outstanding_bat_ogm_packet
Call Trace:
context_switch kernel/sched/core.c:5239 [inline]
__schedule+0x1800/0x4a60 kernel/sched/core.c:6603
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6806
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
batadv_iv_send_outstanding_bat_ogm_packet+0x6fe/0x810 net/batman-adv/bat_iv_ogm.c:1712
worker_thread+0x86d/0xd40 kernel/workqueue.c:3390
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Call Trace:
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6782
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
spin_unlock include/linux/spinlock.h:391 [inline]
zap_pte_range mm/memory.c:1688 [inline]
zap_pmd_range mm/memory.c:1736 [inline]
zap_pud_range mm/memory.c:1765 [inline]
zap_p4d_range mm/memory.c:1786 [inline]
unmap_page_range+0x3818/0x42c0 mm/memory.c:1807
exit_mmap+0x264/0xc80 mm/mmap.c:3412
exit_mm+0x220/0x310 kernel/exit.c:571
do_exit+0x9b2/0x27f0 kernel/exit.c:869
arch_do_signal_or_restart+0x96/0x830 arch/x86/kernel/signal.c:310
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
entry_SYSCALL_64_after_hwframe+0x77/0x7f
RIP: 0033:0x7fcdda977299
RAX: ffffffffffffff92 RBX: 000000000016bc68 RCX: 00007fcdda977299
RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fcddab05f8c
R10: 00007ffec6a2a1c0 R11: 0000000000000246 R12: 0000000000000fd2
R13: 00007ffec6a2a1c0 R14: 00007ffec6a2a1e0 R15: 000000000016ac96
task:syz.1.2146 state:R running task stack:26288 pid:16499 tgid:16481 ppid:15113 flags:0x00004004
Call Trace:
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6806
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
unmap_vmas+0x3cc/0x5f0 mm/memory.c:1897
__mmput+0x115/0x390 kernel/fork.c:1347
exit_mm+0x220/0x310 kernel/exit.c:571
do_exit+0x9b2/0x27f0 kernel/exit.c:869
get_signal+0x16a1/0x1740 kernel/signal.c:2917
exit_to_user_mode_loop kernel/entry/common.c:111 [inline]
exit_to_user_mode_prepare include/linux/entry-common.h:328 [inline]
__syscall_exit_to_user_mode_work kernel/entry/common.c:207 [inline]
syscall_exit_to_user_mode+0xc9/0x370 kernel/entry/common.c:218
do_syscall_64+0x100/0x230 arch/x86/entry/common.c:89
RIP: 0033:0x7eff21777299
RSP: 002b:00007eff224750f8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca
RBP: 00007eff21906058 R08: 00007eff224756c0 R09: 00007eff224756c0
R10: 0000000000000000 R11: 0000000000000246 R12: 00007eff21906064
R13: 000000000000006e R14: 00007ffde4360a20 R15: 00007ffde4360b08
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5239 [inline]
__schedule+0x1800/0x4a60 kernel/sched/core.c:6603
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
RIP: 0010:check_kcov_mode kernel/kcov.c:184 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x37/0x70 kernel/kcov.c:207
RSP: 0018:ffffc9000afbf790 EFLAGS: 00000246
RAX: ffffffff8b360658 RBX: 0000000000000037 RCX: ffff88802db99e00
RDX: 0000000000000000 RSI: 0000000000000037 RDI: 0000000000000078
RBP: 0000000000000078 R08: ffffffff8b3605ec R09: 1ffffffff202fc75
R10: dffffc0000000000 R11: fffffbfff202fc76 R12: dffffc0000000000
R13: 0000000000000006 R14: ffff88805c7330d0 R15: 0000000000000002
ieee80211_sta_get_rates+0x3e8/0x660 net/mac80211/util.c:1558
cfg80211_wiphy_work+0x2db/0x490 net/wireless/core.c:440
kthread+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Workqueue: events_unbound cfg80211_wiphy_work
Call Trace:
context_switch kernel/sched/core.c:5239 [inline]
__schedule+0x1800/0x4a60 kernel/sched/core.c:6603
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:6925
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RSP: 0018:ffffc900033af790 EFLAGS: 00000206
RAX: ffffffff8b360690 RBX: 00000000000000f0 RCX: ffff8880215a1e00
RDX: 0000000000000000 RSI: 00000000000000f0 RDI: 000000000000000a
RBP: 000000000000000a R08: ffffffff8b3605ec R09: 1ffffffff202fc75
R10: dffffc0000000000 R11: fffffbfff202fc76 R12: dffffc0000000000
R13: 0000000000000018 R14: ffff88805cc5b0d0 R15: 0000000000000008
ieee80211_sta_get_rates+0x420/0x660 net/mac80211/util.c:1550
ieee80211_update_sta_info net/mac80211/ibss.c:989 [inline]
ieee80211_rx_bss_info net/mac80211/ibss.c:1098 [inline]
ieee80211_rx_mgmt_probe_beacon net/mac80211/ibss.c:1579 [inline]
ieee80211_ibss_rx_queued_mgmt+0x11e1/0x2d70 net/mac80211/ibss.c:1606
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2c/0x1830 kernel/workqueue.c:3312
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
Workqueue: events_unbound toggle_allocation_gate
Call Trace:
context_switch kernel/sched/core.c:5239 [inline]
__schedule+0x1800/0x4a60 kernel/sched/core.c:6603
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6806
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
text_poke arch/x86/kernel/alternative.c:1984 [inline]
text_poke_bp_batch+0x8cd/0xb30 arch/x86/kernel/alternative.c:2373
text_poke_flush arch/x86/kernel/alternative.c:2486 [inline]
text_poke_finish+0x30/0x50 arch/x86/kernel/alternative.c:2493
static_key_disable_cpuslocked+0xce/0x1c0 kernel/jump_label.c:240
static_key_disable+0x1a/0x20 kernel/jump_label.c:248
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144
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:26448 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
__schedule_loop kernel/sched/core.c:6680 [inline]
schedule+0x14b/0x320 kernel/sched/core.c:6695
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2236
ret_from_fork+0x4b/0x80 arch/x86/kernel/process.c:144
CPU: 1 UID: 0 PID: 0 Comm: swapper/1 Not tainted 6.10.0-next-20240726-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 06/27/2024
RIP: 0010:native_irq_disable arch/x86/include/asm/irqflags.h:37 [inline]
RIP: 0010:arch_local_irq_disable arch/x86/include/asm/irqflags.h:92 [inline]
RIP: 0010:acpi_safe_halt+0x21/0x30 drivers/acpi/processor_idle.c:112
RSP: 0018:ffffc900001a7d08 EFLAGS: 00000246
RAX: ffff888018280000 RBX: ffff88801bea7064 RCX: 0000000004e991b9
RDX: 0000000000000001 RSI: ffff88801bea7000 RDI: ffff88801bea7064
RBP: 000000000003a6b8 R08: ffff8880b9337c7b R09: 1ffff11017266f8f
R10: dffffc0000000000 R11: ffffffff8bb9a870 R12: ffff88801c3e2800
R13: 0000000000000000 R14: 0000000000000001 R15: ffffffff8f0dda00
FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 000055556d1965c8 CR3: 000000005ec52000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cpuidle_enter_state+0x112/0x480 drivers/cpuidle/cpuidle.c:267
start_secondary+0x100/0x100 arch/x86/kernel/smpboot.c:313