rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 0-...!: (1 ticks this GP) idle=b7bc/1/0x4000000000000000 softirq=99680/99680 fqs=0
rcu: (detected by 1, t=10502 jiffies, g=135465, q=219 ncpus=2)
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: kauditd Not tainted 6.10.0-rc3-next-20240611-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:advance_sched+0x1e6/0xca0 net/sched/sch_taprio.c:929
Code: ff e8 ee 32 f7 01 89 c3 31 ff 89 c6 e8 d3 d2 ff f7 85 db 0f 84 a6 06 00 00 e8 86 ce ff f7 eb 05 e8 7f ce ff f7 48 8b 44 24 08 <48> 8d 58 f8 48 89 d9 48 c1 e9 03 48 b8 00 00 00 00 00 fc ff df 48
RSP: 0018:ffffc90000007c90 EFLAGS: 00000046
RAX: ffff88806ca04340 RBX: 0000000000000001 RCX: ffff888018690000
RDX: 0000000000010002 RSI: 0000000000000001 RDI: 0000000000000000
RBP: dffffc0000000000 R08: ffffffff8993795d R09: fffff52000000f80
R10: dffffc0000000000 R11: fffff52000000f80 R12: 0000000000000000
R13: ffffffff89937790 R14: ffff88806ca04330 R15: ffff88805b91b000
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e226000 CR3: 000000006c25e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x59b/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+0x110/0x3f0 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:console_flush_all+0x9f7/0xf50 kernel/printk/printk.c:3048
Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 33 15 20 00 e8 ae 76 17 0a 4d 85 f6 74 c0 e8 24 15 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 d5 23 86 00 4c 8b
RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293
RAX: ffffffff817332cc RBX: 0000000000000000 RCX: ffff888018690000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a57970 R08: ffffffff81733273 R09: 1ffffffff25f96e8
R10: dffffc0000000000 R11: fffffbfff25f96e9 R12: ffffffff8eb26a60
R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1d64d57
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
vprintk_emit+0x7a1/0x900 kernel/printk/printk.c:2420
_printk+0xd5/0x120 kernel/printk/printk.c:2447
kauditd_printk_skb kernel/audit.c:546 [inline]
kauditd_hold_skb+0x1bc/0x210 kernel/audit.c:581
kauditd_send_queue+0x2b1/0x310 kernel/audit.c:766
kauditd_thread+0x74a/0x9b0 kernel/audit.c:890
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
rcu: rcu_preempt kthread timer wakeup didn't happen for 10501 jiffies! g135465 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402
rcu: Possible timer handling issue on cpu=0 timer-softirq=105788
rcu: rcu_preempt kthread starved for 10502 jiffies! g135465 f0x0 RCU_GP_WAIT_FQS(5) ->state=0x402 ->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:I stack:24912 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5192 [inline]
__schedule+0x17e8/0x4a20 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:2029
rcu_gp_kthread+0xa7/0x3b0 kernel/rcu/tree.c:2231
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
watchdog: BUG: soft lockup - CPU#1 stuck for 222s! [syz-executor.4:26530]
CPU#1 Utilization every 22s during lockup:
#1: 99% system, 1% softirq, 1% hardirq, 0% idle
#2: 99% system, 1% softirq, 1% hardirq, 0% idle
#3: 99% system, 1% softirq, 1% hardirq, 0% idle
#4: 99% system, 1% softirq, 1% hardirq, 0% idle
#5: 99% system, 1% softirq, 1% hardirq, 0% idle
Modules linked in:
irq event stamp: 649236
hardirqs last enabled at (649235): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357
hardirqs last disabled at (649236): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1043
softirqs last enabled at (649212): [] __do_softirq kernel/softirq.c:588 [inline]
softirqs last enabled at (649212): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last enabled at (649212): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
softirqs last disabled at (649183): [] __do_softirq kernel/softirq.c:588 [inline]
softirqs last disabled at (649183): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last disabled at (649183): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
CPU: 1 PID: 26530 Comm: syz-executor.4 Not tainted 6.10.0-rc3-next-20240611-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:csd_lock_wait kernel/smp.c:311 [inline]
RIP: 0010:smp_call_function_many_cond+0x1860/0x29d0 kernel/smp.c:855
Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 19 0d 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 c4 08 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 a8 08
RSP: 0018:ffffc900035cf400 EFLAGS: 00000246
RAX: ffffffff81873f48 RBX: 1ffff11017288c31 RCX: 0000000000040000
RDX: ffffc90011a92000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc900035cf5e0 R08: ffffffff81873f17 R09: 1ffffffff25f96e8
R10: dffffc0000000000 R11: fffffbfff25f96e9 R12: dffffc0000000000
R13: ffff8880b9446188 R14: ffff8880b953fa00 R15: 0000000000000000
FS: 00007fcf29fff6c0(0000) GS:ffff8880b9500000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e229000 CR3: 000000006c25e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
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:2069 [inline]
text_poke_bp_batch+0x352/0xb30 arch/x86/kernel/alternative.c:2279
text_poke_bp+0xb0/0x100 arch/x86/kernel/alternative.c:2506
__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: 0033:0x7fcf2a47cea9
Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007fcf29fff0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007fcf2a5b3f80 RCX: 00007fcf2a47cea9
RDX: 0000000000000010 RSI: 0000000020000880 RDI: 0000000000000011
RBP: 00007fcf2a4ebff4 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007fcf2a5b3f80 R15: 00007ffcc48d2918
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 29 Comm: kauditd Not tainted 6.10.0-rc3-next-20240611-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 04/02/2024
RIP: 0010:rcu_is_watching+0x1c/0xb0 kernel/rcu/tree.c:718
Code: 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 41 57 41 56 53 65 ff 05 98 67 8a 7e e8 4b 58 11 0a 89 c3 83 f8 08 73 7a <49> bf 00 00 00 00 00 fc ff df 4c 8d 34 dd 20 9a dc 8d 4c 89 f0 48
RSP: 0018:ffffc90000007b20 EFLAGS: 00000093
RAX: 0000000000000000 RBX: 0000000000000000 RCX: ffffffff816f63d0
RDX: 0000000000000000 RSI: ffffffff8c200740 RDI: ffffffff8c200700
RBP: ffffc90000007c80 R08: ffffffff8fae04af R09: 1ffffffff1f5c095
R10: dffffc0000000000 R11: fffffbfff1f5c096 R12: 1ffff92000000f74
R13: ffffffff89938192 R14: ffff88805b91b000 R15: dffffc0000000000
FS: 0000000000000000(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2e226000 CR3: 000000006c25e000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
trace_lock_release include/trace/events/lock.h:69 [inline]
lock_release+0xbf/0x9f0 kernel/locking/lockdep.c:5828
rcu_lock_release include/linux/rcupdate.h:336 [inline]
rcu_read_unlock include/linux/rcupdate.h:869 [inline]
advance_sched+0xb32/0xca0 net/sched/sch_taprio.c:987
__run_hrtimer kernel/time/hrtimer.c:1687 [inline]
__hrtimer_run_queues+0x59b/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+0x110/0x3f0 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:console_flush_all+0x9f7/0xf50 kernel/printk/printk.c:3048
Code: 20 00 90 0f 0b 90 e9 f3 f9 ff ff e8 33 15 20 00 e8 ae 76 17 0a 4d 85 f6 74 c0 e8 24 15 20 00 fb 49 bd 00 00 00 00 00 fc ff df <43> 80 3c 2f 00 48 8b 5c 24 30 74 08 48 89 df e8 d5 23 86 00 4c 8b
RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293
RAX: ffffffff817332cc RBX: 0000000000000000 RCX: ffff888018690000
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a57970 R08: ffffffff81733273 R09: 1ffffffff25f96e8
R10: dffffc0000000000 R11: fffffbfff25f96e9 R12: ffffffff8eb26a60
R13: dffffc0000000000 R14: 0000000000000200 R15: 1ffffffff1d64d57
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
vprintk_emit+0x7a1/0x900 kernel/printk/printk.c:2420
_printk+0xd5/0x120 kernel/printk/printk.c:2447
kauditd_printk_skb kernel/audit.c:546 [inline]
kauditd_hold_skb+0x1bc/0x210 kernel/audit.c:581
kauditd_send_queue+0x2b1/0x310 kernel/audit.c:766
kauditd_thread+0x74a/0x9b0 kernel/audit.c:890
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