rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 1-...D } 2651 jiffies s: 72653 root: 0x2/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 0 to CPUs 1:
NMI backtrace for cpu 1
CPU: 1 PID: 23021 Comm: syz-executor.3 Not tainted 6.4.0-rc6-next-20230616-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023
RIP: 0010:__sanitizer_cov_trace_const_cmp4+0x8/0x20 kernel/kcov.c:304
Code: 00 00 f3 0f 1e fa 48 8b 0c 24 0f b7 d6 0f b7 f7 bf 03 00 00 00 e9 b8 fe ff ff 0f 1f 84 00 00 00 00 00 f3 0f 1e fa 48 8b 0c 24 <89> f2 89 fe bf 05 00 00 00 e9 9a fe ff ff 66 2e 0f 1f 84 00 00 00
RSP: 0018:ffffc900001e0d88 EFLAGS: 00000046
RAX: 0000000000000001 RBX: ffff88807ccea340 RCX: ffffffff884a8723
RDX: 1ffff1100f99d45f RSI: 0000000000000001 RDI: 0000000000000000
RBP: 0000000000000000 R08: 0000000000000001 R09: fffff5200003c1a4
R10: 0000000000000003 R11: 0000000000000001 R12: 0000000000000001
R13: ffff8880b992ba00 R14: ffff8880b992b900 R15: ffffffff884a8640
FS: 0000555555fb5400(0000) GS:ffff8880b9900000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b2fe29000 CR3: 000000004cd56000 CR4: 00000000003506e0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
advance_sched+0xe3/0xd20 net/sched/sch_taprio.c:936
__run_hrtimer kernel/time/hrtimer.c:1685 [inline]
__hrtimer_run_queues+0x5a3/0xa40 kernel/time/hrtimer.c:1749
hrtimer_interrupt+0x320/0x7b0 kernel/time/hrtimer.c:1811
local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1098 [inline]
__sysvec_apic_timer_interrupt+0x14a/0x430 arch/x86/kernel/apic/apic.c:1115
sysvec_apic_timer_interrupt+0x92/0xc0 arch/x86/kernel/apic/apic.c:1109
asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:645
RIP: 0010:__sanitizer_cov_trace_pc+0x3b/0x70 kernel/kcov.c:207
Code: 81 e1 00 01 00 00 65 48 8b 14 25 40 ba 03 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 04 16 00 00 85 c0 74 2b 8b 82 e0 15 00 00 <83> f8 02 75 20 48 8b 8a e8 15 00 00 8b 92 e4 15 00 00 48 8b 01 48
RSP: 0018:ffffc900035efe50 EFLAGS: 00000246
RAX: 0000000000000000 RBX: dffffc0000000000 RCX: 0000000000000000
RDX: ffff888029841dc0 RSI: ffffffff8154d0db RDI: ffff888029842818
RBP: ffffed10053083bd R08: 0000000000000001 R09: 0000000000000001
R10: ffffffff8ea98b97 R11: 0000000000000001 R12: ffff888029842710
R13: ffff888029841dc0 R14: 0000000000000000 R15: 0000000000000000
task_work_run+0x1bb/0x270 kernel/task_work.c:160
resume_user_mode_work include/linux/resume_user_mode.h:49 [inline]
exit_to_user_mode_loop kernel/entry/common.c:171 [inline]
exit_to_user_mode_prepare+0x210/0x240 kernel/entry/common.c:204
__syscall_exit_to_user_mode_work kernel/entry/common.c:286 [inline]
syscall_exit_to_user_mode+0x1d/0x50 kernel/entry/common.c:297
do_syscall_64+0x46/0xb0 arch/x86/entry/common.c:86
entry_SYSCALL_64_after_hwframe+0x63/0xcd
RIP: 0033:0x7f9d5ec3e12b
Code: 0f 05 48 3d 00 f0 ff ff 77 45 c3 0f 1f 40 00 48 83 ec 18 89 7c 24 0c e8 63 fc ff ff 8b 7c 24 0c 41 89 c0 b8 03 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 35 44 89 c7 89 44 24 0c e8 a1 fc ff ff 8b 44
RSP: 002b:00007ffe04fdde10 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000004 RCX: 00007f9d5ec3e12b
RDX: 00007f9d5e801ee8 RSI: ffffffffffffffff RDI: 0000000000000003
RBP: 00007f9d5edad980 R08: 0000000000000000 R09: 00007f9d5e800000
R10: 00007f9d5e801ef0 R11: 0000000000000293 R12: 00000000001d89d0
R13: 00007ffe04fddf10 R14: 00007f9d5edac050 R15: 0000000000000032