hrtimer: interrupt took 12858061 ns
rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: Tasks blocked on level-0 rcu_node (CPUs 0-1): P4504/1:b..l
rcu: (detected by 1, t=10502 jiffies, g=83237, q=837 ncpus=2)
task:jbd2/sda1-8 state:R running task stack:22992 pid:4504 tgid:4504 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a20 kernel/sched/core.c:6745
preempt_schedule_irq+0xfb/0x1c0 kernel/sched/core.c:7067
irqentry_exit+0x5e/0x90 kernel/entry/common.c:354
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:debug_lockdep_rcu_enabled+0x0/0x40 kernel/rcu/update.c:319
Code: ca 8b 48 c7 c6 40 dd ca 8b e8 5c 17 d2 f5 90 0f 0b 90 90 90 eb c6 0f 1f 40 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 31 c0 83 3d b7 16 27 04 00 74 1e 83 3d 06 48 27 04 00
RSP: 0018:ffffc9000d1bf330 EFLAGS: 00000282
RAX: 19358cdb4fe96f00 RBX: ffffea000066f600 RCX: 0000000000000001
RDX: dffffc0000000000 RSI: ffffffff8bcacc00 RDI: ffffffff8c1ff140
RBP: 00000000f0001000 R08: ffffffff92fa8587 R09: 1ffffffff25f50b0
R10: dffffc0000000000 R11: fffffbfff25f50b1 R12: ffffea000066f600
R13: 0000000000000003 R14: ffffffff82078a80 R15: ffffea000066f608
rcu_read_lock include/linux/rcupdate.h:782 [inline]
page_ext_get+0x46/0x2a0 mm/page_ext.c:521
__page_table_check_zero+0xb1/0x340 mm/page_table_check.c:142
page_table_check_free include/linux/page_table_check.h:41 [inline]
free_pages_prepare mm/page_alloc.c:1089 [inline]
free_unref_page+0xd36/0xea0 mm/page_alloc.c:2565
__slab_free+0x31b/0x3d0 mm/slub.c:4347
qlink_free mm/kasan/quarantine.c:163 [inline]
qlist_free_all+0x9e/0x140 mm/kasan/quarantine.c:179
kasan_quarantine_reduce+0x14f/0x170 mm/kasan/quarantine.c:286
__kasan_slab_alloc+0x23/0x80 mm/kasan/common.c:322
kasan_slab_alloc include/linux/kasan.h:201 [inline]
slab_post_alloc_hook mm/slub.c:3940 [inline]
slab_alloc_node mm/slub.c:4000 [inline]
kmem_cache_alloc_noprof+0x135/0x2a0 mm/slub.c:4007
alloc_buffer_head+0x2a/0x290 fs/buffer.c:3028
folio_alloc_buffers+0x241/0x5b0 fs/buffer.c:931
grow_dev_folio fs/buffer.c:1074 [inline]
grow_buffers fs/buffer.c:1115 [inline]
__getblk_slow fs/buffer.c:1141 [inline]
bdev_getblk+0x2cf/0x5a0 fs/buffer.c:1443
__getblk include/linux/buffer_head.h:381 [inline]
jbd2_journal_get_descriptor_buffer+0x1c3/0x4e0 fs/jbd2/journal.c:1010
write_one_revoke_record fs/jbd2/revoke.c:610 [inline]
jbd2_journal_write_revoke_records+0x402/0x9a0 fs/jbd2/revoke.c:554
jbd2_journal_commit_transaction+0x127f/0x6760 fs/jbd2/commit.c:551
kjournald2+0x463/0x850 fs/jbd2/journal.c:201
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
rcu: rcu_preempt kthread starved for 10041 jiffies! g83237 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:26448 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5408 [inline]
__schedule+0x17e8/0x4a20 kernel/sched/core.c:6745
preempt_schedule_common+0x84/0xd0 kernel/sched/core.c:6924
preempt_schedule+0xe1/0xf0 kernel/sched/core.c:6948
preempt_schedule_thunk+0x1a/0x30 arch/x86/entry/thunk.S:12
__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:152 [inline]
_raw_spin_unlock_irqrestore+0x130/0x140 kernel/locking/spinlock.c:194
rcu_gp_fqs_loop+0x2f8/0x1330 kernel/rcu/tree.c:2000
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2202
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
rcu: Stack dump where RCU GP kthread last ran:
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 1043 Comm: kworker/u8:6 Not tainted 6.9.0-syzkaller-12400-g6fbf71854e2d #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
Workqueue: bat_events batadv_dat_purge
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:103 [inline]
RIP: 0010:unwind_next_frame+0x1e6c/0x2a00 arch/x86/kernel/unwind_orc.c:672
Code: 00 e9 06 fd ff ff e8 d3 18 55 00 eb 0c e8 cc 18 55 00 eb 05 e8 c5 18 55 00 bf 01 00 00 00 e8 0b 8d 24 00 65 8b 1d 3c d7 c2 7e <31> ff 89 de e8 eb 1c 55 00 85 db 0f 84 9d 02 00 00 e8 9e 18 55 00
RSP: 0018:ffffc90000006b68 EFLAGS: 00000093
RAX: 0000000080010103 RBX: 0000000080010102 RCX: 0000000000010103
RDX: 0000000080010103 RSI: ffffc900000073a0 RDI: 0000000000000001
RBP: ffffc90000006c40 R08: ffffffff8140fd55 R09: ffffffff8140f8cf
R10: 0000000000000003 R11: ffff888022498000 R12: ffffc90000007500
R13: dffffc0000000000 R14: ffffc90000000000 R15: ffffc90000007508
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f08678d56c6 CR3: 0000000066702000 CR4: 0000000000350ef0
Call Trace:
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
kasan_save_free_info+0x40/0x50 mm/kasan/generic.c:579
poison_slab_object+0xe0/0x150 mm/kasan/common.c:240
__kasan_slab_free+0x37/0x60 mm/kasan/common.c:256
kasan_slab_free include/linux/kasan.h:184 [inline]
slab_free_hook mm/slub.c:2195 [inline]
slab_free mm/slub.c:4436 [inline]
kfree+0x149/0x360 mm/slub.c:4557
dummy_timer+0x7ce/0x45d0 drivers/usb/gadget/udc/dummy_hcd.c:1981
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x59d/0xd50 kernel/time/hrtimer.c:1751
hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1813
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+0x52/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:pv_wait_node kernel/locking/qspinlock_paravirt.h:298 [inline]
RIP: 0010:__pv_queued_spin_lock_slowpath+0x429/0xdc0 kernel/locking/qspinlock.c:473
Code: ef 03 48 8b 54 24 10 48 8b 74 24 20 42 0f b6 04 2e 84 c0 0f 85 c8 00 00 00 83 3a 00 0f 85 53 01 00 00 84 db 74 08 f3 90 ff cb <75> e0 eb 17 43 0f b6 04 2c 84 c0 0f 85 11 01 00 00 48 8b 44 24 38
RSP: 0018:ffffc90000007700 EFLAGS: 00000206
RAX: 0000000000000000 RBX: 0000000000005e3a RCX: 0000000000000000
RDX: ffff8880b943f648 RSI: 1ffff11017287ec9 RDI: ffff8880b943f654
RBP: ffffc90000007838 R08: ffff8880b943f654 R09: 1ffff11017287eca
R10: dffffc0000000000 R11: ffffed1017287ecb R12: 1ffff110172a7eca
R13: dffffc0000000000 R14: ffffffff8eebaa00 R15: 1ffffffff1c33fbd
pv_queued_spin_lock_slowpath arch/x86/include/asm/paravirt.h:584 [inline]
queued_spin_lock_slowpath+0x42/0x50 arch/x86/include/asm/qspinlock.h:51
queued_spin_lock include/asm-generic/qspinlock.h:114 [inline]
do_raw_spin_lock+0x272/0x370 kernel/locking/spinlock_debug.c:116
spin_lock include/linux/spinlock.h:351 [inline]
mac80211_hwsim_tx_frame_no_nl+0x97f/0x18d0 drivers/net/wireless/virtual/mac80211_hwsim.c:1808
mac80211_hwsim_tx_frame+0x1cc/0x220 drivers/net/wireless/virtual/mac80211_hwsim.c:2206
mac80211_hwsim_beacon_tx+0x3bf/0x850 drivers/net/wireless/virtual/mac80211_hwsim.c:2306
__iterate_interfaces+0x225/0x4c0 net/mac80211/util.c:772
ieee80211_iterate_active_interfaces_atomic+0xd8/0x170 net/mac80211/util.c:808
mac80211_hwsim_beacon+0xd4/0x1f0 drivers/net/wireless/virtual/mac80211_hwsim.c:2336
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x59d/0xd50 kernel/time/hrtimer.c:1751
hrtimer_run_softirq+0x19a/0x2c0 kernel/time/hrtimer.c:1768
handle_softirqs+0x2c6/0x970 kernel/softirq.c:554
__do_softirq kernel/softirq.c:588 [inline]
invoke_softirq kernel/softirq.c:428 [inline]
__irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
irq_exit_rcu+0x9/0x30 kernel/softirq.c:649
instr_sysvec_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1043 [inline]
sysvec_apic_timer_interrupt+0xa6/0xc0 arch/x86/kernel/apic/apic.c:1043
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:702
RIP: 0010:should_resched arch/x86/include/asm/preempt.h:103 [inline]
RIP: 0010:__local_bh_enable_ip+0x170/0x200 kernel/softirq.c:389
Code: 8b e8 c4 58 2c 0a 65 66 8b 05 14 e8 a9 7e 66 85 c0 75 5d bf 01 00 00 00 e8 ad 9d 0b 00 e8 38 96 43 00 fb 65 8b 05 d8 e7 a9 7e <85> c0 75 05 e8 17 c9 a6 ff 48 c7 44 24 20 0e 36 e0 45 49 c7 04 1c
RSP: 0018:ffffc90004487aa0 EFLAGS: 00000286
RAX: 0000000080000000 RBX: 1ffff92000890f58 RCX: ffffffff8172c78a
RDX: dffffc0000000000 RSI: ffffffff8bcaba80 RDI: ffffffff8c1ff140
RBP: ffffc90004487b48 R08: ffffffff92fa8687 R09: 1ffffffff25f50d0
R10: dffffc0000000000 R11: fffffbfff25f50d1 R12: dffffc0000000000
R13: 1ffff92000890f5c R14: ffffc90004487ae0 R15: 0000000000000201
spin_unlock_bh include/linux/spinlock.h:396 [inline]
__batadv_dat_purge net/batman-adv/distributed-arp-table.c:186 [inline]
batadv_dat_purge+0x2db/0x3c0 net/batman-adv/distributed-arp-table.c:205
process_one_work kernel/workqueue.c:3231 [inline]
process_scheduled_works+0xa2e/0x1830 kernel/workqueue.c:3312
worker_thread+0x86d/0xd70 kernel/workqueue.c:3393
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