rcu: INFO: rcu_preempt detected stalls on CPUs/tasks:
rcu: 1-...!: (1 ticks this GP) idle=a23c/1/0x4000000000000000 softirq=82236/82236 fqs=33
rcu: (detected by 0, t=10504 jiffies, g=126297, q=547 ncpus=2)
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 29 Comm: kauditd Not tainted 6.11.0-rc3-syzkaller-00279-ge5fa841af679 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:rb_insert_color+0x5/0x690 lib/rbtree.c:435
Code: 83 c4 30 5b 41 5c 41 5d 41 5e 41 5f 5d 41 ff e3 cc 90 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 55 <41> 57 41 56 41 55 41 54 53 48 83 ec 38 49 89 f7 48 89 fd 48 bb 00
RSP: 0018:ffffc90000a18cb0 EFLAGS: 00000082
RAX: 1ffff1101726593b RBX: ffff8880b932c901 RCX: dffffc0000000000
RDX: 0000000000000000 RSI: ffff8880b932c9d0 RDI: ffff888069caf340
RBP: 1ffff1100d395e68 R08: ffff888069caf357 R09: 0000000000000000
R10: ffff888069caf340 R11: ffffed100d395e6b R12: ffff8880b932c9d0
R13: ffff8880b932c9d0 R14: 0000000000000000 R15: ffff888069caf340
FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0c2edfff7c CR3: 000000004bbbc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
rb_insert_color_cached include/linux/rbtree.h:114 [inline]
rb_add_cached include/linux/rbtree.h:183 [inline]
timerqueue_add+0x260/0x290 lib/timerqueue.c:40
enqueue_hrtimer+0x1b2/0x3c0 kernel/time/hrtimer.c:1093
__run_hrtimer kernel/time/hrtimer.c:1706 [inline]
__hrtimer_run_queues+0x6cb/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+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+0xaad/0xfd0 kernel/printk/printk.c:3055
Code: ff ff e8 06 c3 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 f8 c2 1f 00 e8 43 43 3a 0a 4d 85 f6 74 b6 e8 e9 c2 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293
RAX: 1ffff9200014af48 RBX: 0000000000000000 RCX: ffff888017e99e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a57990 R08: ffffffff8173c714 R09: 1ffffffff269e508
R10: dffffc0000000000 R11: fffffbfff269e509 R12: ffffffff8ef1fb18
R13: ffffffff8ef1fac0 R14: 0000000000000200 R15: dffffc0000000000
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348
_printk+0xd5/0x120 kernel/printk/printk.c:2373
kauditd_printk_skb kernel/audit.c:546 [inline]
kauditd_hold_skb+0x1be/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:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244
rcu: rcu_preempt kthread starved for 10340 jiffies! g126297 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:25816 pid:17 tgid:17 ppid:2 flags:0x00004000
Call Trace:
context_switch kernel/sched/core.c:5188 [inline]
__schedule+0x17ae/0x4a10 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+0x2f0/0x390 kernel/kthread.c:389
ret_from_fork+0x4b/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:
CPU: 0 UID: 0 PID: 961 Comm: syz.0.9221 Not tainted 6.11.0-rc3-syzkaller-00279-ge5fa841af679 #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+0x1860/0x29d0 kernel/smp.c:856
Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 19 15 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 c4 10 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 10
RSP: 0018:ffffc90009b47400 EFLAGS: 00000246
RAX: ffffffff818779b8 RBX: 1ffff110172688f1 RCX: 0000000000040000
RDX: ffffc900126eb000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc90009b475e0 R08: ffffffff81877987 R09: 1ffffffff269e508
R10: dffffc0000000000 R11: fffffbfff269e509 R12: dffffc0000000000
R13: ffff8880b9344788 R14: ffff8880b923fb40 R15: 0000000000000001
FS: 00007f17020ab6c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ed1dff8 CR3: 0000000064f72000 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: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: 0033:0x7f1701379e79
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:00007f17020ab038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f1701515f80 RCX: 00007f1701379e79
RDX: 000000000000002a RSI: 0000000020000380 RDI: 0000000000000011
RBP: 00007f17013e7916 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1701515f80 R15: 00007ffde2e8c118
watchdog: BUG: soft lockup - CPU#0 stuck for 246s! [syz.0.9221:961]
Modules linked in:
irq event stamp: 1167666
hardirqs last enabled at (1167665): [] irqentry_exit+0x63/0x90 kernel/entry/common.c:357
hardirqs last disabled at (1167666): [] sysvec_apic_timer_interrupt+0xe/0xc0 arch/x86/kernel/apic/apic.c:1043
softirqs last enabled at (1167656): [] __do_softirq kernel/softirq.c:588 [inline]
softirqs last enabled at (1167656): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last enabled at (1167656): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
softirqs last disabled at (1167555): [] __do_softirq kernel/softirq.c:588 [inline]
softirqs last disabled at (1167555): [] invoke_softirq kernel/softirq.c:428 [inline]
softirqs last disabled at (1167555): [] __irq_exit_rcu+0xf4/0x1c0 kernel/softirq.c:637
CPU: 0 UID: 0 PID: 961 Comm: syz.0.9221 Not tainted 6.11.0-rc3-syzkaller-00279-ge5fa841af679 #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+0x1860/0x29d0 kernel/smp.c:856
Code: 45 8b 65 00 44 89 e6 83 e6 01 31 ff e8 19 15 0c 00 41 83 e4 01 49 bc 00 00 00 00 00 fc ff df 75 07 e8 c4 10 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 10
RSP: 0018:ffffc90009b47400 EFLAGS: 00000246
RAX: ffffffff818779b8 RBX: 1ffff110172688f1 RCX: 0000000000040000
RDX: ffffc900126eb000 RSI: 000000000003ffff RDI: 0000000000040000
RBP: ffffc90009b475e0 R08: ffffffff81877987 R09: 1ffffffff269e508
R10: dffffc0000000000 R11: fffffbfff269e509 R12: dffffc0000000000
R13: ffff8880b9344788 R14: ffff8880b923fb40 R15: 0000000000000001
FS: 00007f17020ab6c0(0000) GS:ffff8880b9200000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2ed1dff8 CR3: 0000000064f72000 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: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: 0033:0x7f1701379e79
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:00007f17020ab038 EFLAGS: 00000246 ORIG_RAX: 0000000000000141
RAX: ffffffffffffffda RBX: 00007f1701515f80 RCX: 00007f1701379e79
RDX: 000000000000002a RSI: 0000000020000380 RDI: 0000000000000011
RBP: 00007f17013e7916 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 0000000000000000 R14: 00007f1701515f80 R15: 00007ffde2e8c118
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 UID: 0 PID: 29 Comm: kauditd Not tainted 6.11.0-rc3-syzkaller-00279-ge5fa841af679 #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 08/06/2024
RIP: 0010:get_current arch/x86/include/asm/current.h:49 [inline]
RIP: 0010:__sanitizer_cov_trace_pc+0x8/0x70 kernel/kcov.c:215
Code: 8b 3d ac 88 74 0c 48 89 de 5b e9 93 6e 58 00 0f 1f 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 f3 0f 1e fa 48 8b 04 24 <65> 48 8b 0c 25 00 d7 03 00 65 8b 15 90 4c 70 7e 81 e2 00 01 ff 00
RSP: 0018:ffffc90000a18d38 EFLAGS: 00000097
RAX: ffffffff81810422 RBX: 0000000000000001 RCX: ffff888017e99e00
RDX: ffff888017e99e00 RSI: 0000000000000001 RDI: 0000000000000007
RBP: ffffc90000a18ea8 R08: ffffffff81810418 R09: 1ffffffff29f26b5
R10: dffffc0000000000 R11: fffffbfff29f26b6 R12: 1ffff1101726593b
R13: dffffc0000000000 R14: ffff888069caf340 R15: ffff8880b932c980
FS: 0000000000000000(0000) GS:ffff8880b9300000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f0c2edfff7c CR3: 000000004bbbc000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
cpu_max_bits_warn include/linux/cpumask.h:135 [inline]
cpumask_check include/linux/cpumask.h:142 [inline]
cpumask_test_cpu include/linux/cpumask.h:562 [inline]
cpu_online include/linux/cpumask.h:1105 [inline]
trace_hrtimer_cancel include/trace/events/timer.h:317 [inline]
debug_deactivate+0x42/0x220 kernel/time/hrtimer.c:485
__run_hrtimer kernel/time/hrtimer.c:1657 [inline]
__hrtimer_run_queues+0x305/0xd50 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+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+0xaad/0xfd0 kernel/printk/printk.c:3055
Code: ff ff e8 06 c3 1f 00 90 0f 0b 90 e9 d8 f8 ff ff e8 f8 c2 1f 00 e8 43 43 3a 0a 4d 85 f6 74 b6 e8 e9 c2 1f 00 fb 48 8b 44 24 70 <42> 0f b6 04 38 84 c0 48 8b 7c 24 30 0f 85 22 02 00 00 0f b6 1f 31
RSP: 0018:ffffc90000a577e0 EFLAGS: 00000293
RAX: 1ffff9200014af48 RBX: 0000000000000000 RCX: ffff888017e99e00
RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000
RBP: ffffc90000a57990 R08: ffffffff8173c714 R09: 1ffffffff269e508
R10: dffffc0000000000 R11: fffffbfff269e509 R12: ffffffff8ef1fb18
R13: ffffffff8ef1fac0 R14: 0000000000000200 R15: dffffc0000000000
console_unlock+0x13b/0x4d0 kernel/printk/printk.c:3118
vprintk_emit+0x5a6/0x770 kernel/printk/printk.c:2348
_printk+0xd5/0x120 kernel/printk/printk.c:2373
kauditd_printk_skb kernel/audit.c:546 [inline]
kauditd_hold_skb+0x1be/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:147
ret_from_fork_asm+0x1a/0x30 arch/x86/entry/entry_64.S:244