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INFO: rcu detected stall in snd_pcm_oss_ioctl

Status: auto-obsoleted due to no activity on 2024/05/16 02:32
Subsystems: sound
[Documentation on labels]
First crash: 557d, last: 557d

Sample crash report:
rcu: INFO: rcu_preempt detected expedited stalls on CPUs/tasks: { 0-...D } 2653 jiffies s: 44817 root: 0x1/.
rcu: blocking rcu_node structures (internal RCU debug):
Sending NMI from CPU 1 to CPUs 0:
NMI backtrace for cpu 0
CPU: 0 PID: 26214 Comm: syz-executor.1 Not tainted 6.8.0-rc4-syzkaller-00180-g4f5e5092fdbf #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/25/2024
RIP: 0010:bytes_is_nonzero mm/kasan/generic.c:89 [inline]
RIP: 0010:memory_is_nonzero mm/kasan/generic.c:104 [inline]
RIP: 0010:memory_is_poisoned_n mm/kasan/generic.c:129 [inline]
RIP: 0010:memory_is_poisoned mm/kasan/generic.c:161 [inline]
RIP: 0010:check_region_inline mm/kasan/generic.c:180 [inline]
RIP: 0010:kasan_check_range+0x8c/0x290 mm/kasan/generic.c:189
Code: 3c 31 4c 89 fd 4c 29 dd 48 83 fd 10 7f 29 48 85 ed 0f 84 3e 01 00 00 4c 89 cd 48 f7 d5 48 01 dd 41 80 3b 00 0f 85 c9 01 00 00 <49> ff c3 48 ff c5 75 ee e9 1e 01 00 00 45 89 dc 41 83 e4 07 0f 84
RSP: 0018:ffffc90000007a40 EFLAGS: 00000046
RAX: 0000000000000001 RBX: 1ffffffff2591485 RCX: ffffffff8171284c
RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffffffff92c8a428
RBP: ffffffffffffffff R08: ffffffff92c8a42f R09: 1ffffffff2591485
R10: dffffc0000000000 R11: fffffbfff2591485 R12: 0000000000000001
R13: ffff888023f55940 R14: dffffc0000000001 R15: fffffbfff2591486
FS:  00007f73d63e76c0(0000) GS:ffff8880b9400000(0000) knlGS:0000000000000000
CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 0000001b32221000 CR3: 0000000033674000 CR4: 00000000003506f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
 <NMI>
 </NMI>
 <IRQ>
 instrument_atomic_read include/linux/instrumented.h:68 [inline]
 _test_bit include/asm-generic/bitops/instrumented-non-atomic.h:141 [inline]
 __lock_acquire+0xc5c/0x1fd0 kernel/locking/lockdep.c:5107
 lock_acquire+0x1e3/0x530 kernel/locking/lockdep.c:5754
 __raw_spin_lock_irq include/linux/spinlock_api_smp.h:119 [inline]
 _raw_spin_lock_irq+0xd3/0x120 kernel/locking/spinlock.c:170
 __run_hrtimer kernel/time/hrtimer.c:1693 [inline]
 __hrtimer_run_queues+0x659/0xd00 kernel/time/hrtimer.c:1753
 hrtimer_interrupt+0x396/0x990 kernel/time/hrtimer.c:1815
 local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1065 [inline]
 __sysvec_apic_timer_interrupt+0x107/0x3a0 arch/x86/kernel/apic/apic.c:1082
 sysvec_apic_timer_interrupt+0x92/0xb0 arch/x86/kernel/apic/apic.c:1076
 </IRQ>
 <TASK>
 asm_sysvec_apic_timer_interrupt+0x1a/0x20 arch/x86/include/asm/idtentry.h:649
RIP: 0010:memset_orig+0x36/0xb0 arch/x86/lib/memset_64.S:68
Code: b8 01 01 01 01 01 01 01 01 48 0f af c1 41 89 f9 41 83 e1 07 75 70 48 89 d1 48 c1 e9 06 74 35 0f 1f 44 00 00 48 ff c9 48 89 07 <48> 89 47 08 48 89 47 10 48 89 47 18 48 89 47 20 48 89 47 28 48 89
RSP: 0018:ffffc900037bf8b8 EFLAGS: 00000216
RAX: 0000000000000000 RBX: 0000000000100000 RCX: 000000000000293f
RDX: 0000000000100000 RSI: 0000000000000000 RDI: ffffc90012c29000
RBP: ffffc900037bfa50 R08: ffffc90012ccdfff R09: 0000000000000000
R10: ffffc90012bce000 R11: fffff52002599c00 R12: dffffc0000000000
R13: ffff88802a244000 R14: ffffc90012bce000 R15: 0000000000100000
 snd_pcm_hw_params+0x14fb/0x1e80 sound/core/pcm_native.c:834
 snd_pcm_oss_change_params_locked+0x209f/0x3db0 sound/core/oss/pcm_oss.c:976
 snd_pcm_oss_change_params sound/core/oss/pcm_oss.c:1116 [inline]
 snd_pcm_oss_get_active_substream+0x1cc/0x280 sound/core/oss/pcm_oss.c:1133
 snd_pcm_oss_get_rate sound/core/oss/pcm_oss.c:1790 [inline]
 snd_pcm_oss_set_rate+0x248/0x5d0 sound/core/oss/pcm_oss.c:1782
 snd_pcm_oss_ioctl+0xe31/0xff0 sound/core/oss/pcm_oss.c:2638
 vfs_ioctl fs/ioctl.c:51 [inline]
 __do_sys_ioctl fs/ioctl.c:871 [inline]
 __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:857
 do_syscall_64+0xf9/0x240
 entry_SYSCALL_64_after_hwframe+0x6f/0x77
RIP: 0033:0x7f73d567dda9
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:00007f73d63e70c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010
RAX: ffffffffffffffda RBX: 00007f73d57ac050 RCX: 00007f73d567dda9
RDX: 0000000020000080 RSI: 00000000c0045002 RDI: 0000000000000003
RBP: 00007f73d56ca47a R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000
R13: 000000000000000b R14: 00007f73d57ac050 R15: 00007f73d58cfa48
 </TASK>

Crashes (1):
Time Kernel Commit Syzkaller Config Log Report Syz repro C repro VM info Assets (help?) Manager Title
2024/02/16 02:29 upstream 4f5e5092fdbf d9b1cdd5 .config console log report info [disk image] [vmlinux] [kernel image] ci-upstream-kasan-gce INFO: rcu detected stall in snd_pcm_oss_ioctl
* Struck through repros no longer work on HEAD.