github.com/google/syzkaller@v0.0.0-20240517125934-c0f1611a36d6/pkg/report/testdata/linux/guilty/27 (about)

     1  FILE: sound/core/oss/mulaw.c
     2  
     3  INFO: rcu_sched detected stalls on CPUs/tasks:
     4          (detected by 0, t=125002 jiffies, g=15654, c=15653, q=133)
     5  All QSes seen, last rcu_sched kthread activity 125002 (4294863411-4294738409), jiffies_till_next_fqs=3, root ->qsmask 0x0
     6  syz-executor1   R  running task    24936 11943   3739 0x0000000c
     7  Call Trace:
     8   <IRQ>
     9   sched_show_task+0x4a3/0x5e0 kernel/sched/core.c:5198
    10   print_other_cpu_stall+0x996/0x1090 kernel/rcu/tree.c:1564
    11   check_cpu_stall.isra.61+0x6e6/0x15b0 kernel/rcu/tree.c:1682
    12   __rcu_pending kernel/rcu/tree.c:3440 [inline]
    13   rcu_pending kernel/rcu/tree.c:3502 [inline]
    14   rcu_check_callbacks+0x256/0xd00 kernel/rcu/tree.c:2842
    15   update_process_times+0x30/0x60 kernel/time/timer.c:1628
    16   tick_sched_handle+0x85/0x160 kernel/time/tick-sched.c:162
    17   tick_sched_timer+0x42/0x120 kernel/time/tick-sched.c:1194
    18   __run_hrtimer kernel/time/hrtimer.c:1211 [inline]
    19   __hrtimer_run_queues+0x358/0xe20 kernel/time/hrtimer.c:1275
    20   hrtimer_interrupt+0x1c2/0x5e0 kernel/time/hrtimer.c:1309
    21   local_apic_timer_interrupt arch/x86/kernel/apic/apic.c:1025 [inline]
    22   smp_apic_timer_interrupt+0x14a/0x700 arch/x86/kernel/apic/apic.c:1050
    23   apic_timer_interrupt+0xa9/0xb0 arch/x86/entry/entry_64.S:920
    24   </IRQ>
    25  RIP: 0010:kasan_mem_to_shadow include/linux/kasan.h:30 [inline]
    26  RIP: 0010:memory_is_poisoned_n mm/kasan/kasan.c:210 [inline]
    27  RIP: 0010:memory_is_poisoned mm/kasan/kasan.c:241 [inline]
    28  RIP: 0010:check_memory_region_inline mm/kasan/kasan.c:257 [inline]
    29  RIP: 0010:check_memory_region+0x38/0x190 mm/kasan/kasan.c:267
    30  RSP: 0000:ffff8801bd2ff868 EFLAGS: 00000212 ORIG_RAX: ffffffffffffff11
    31  RAX: ffff7fffffffffff RBX: ffffc9000160020b RCX: ffffffff841fceaf
    32  RDX: 0000000000000001 RSI: 0000000000000002 RDI: ffffc9000160020a
    33  RBP: ffff8801bd2ff878 R08: ffffc9000160020a R09: dffffc0000000000
    34  R10: 0000000000000001 R11: ffffed0037a5ff2e R12: ffffc9000160020a
    35  R13: ffff8801bd2ff970 R14: dffffc0000000000 R15: ffffc9000160020a
    36   memcpy+0x37/0x50 mm/kasan/kasan.c:303
    37   memcpy include/linux/string.h:344 [inline]
    38   cvt_s16_to_native sound/core/oss/mulaw.c:164 [inline]
    39   mulaw_decode+0x52f/0x770 sound/core/oss/mulaw.c:195
    40   mulaw_transfer+0x222/0x270 sound/core/oss/mulaw.c:273
    41   snd_pcm_plug_write_transfer+0x22d/0x420 sound/core/oss/pcm_plugin.c:611
    42   snd_pcm_oss_write2+0x260/0x420 sound/core/oss/pcm_oss.c:1311
    43   snd_pcm_oss_write1 sound/core/oss/pcm_oss.c:1372 [inline]
    44   snd_pcm_oss_write+0x5fe/0x830 sound/core/oss/pcm_oss.c:2646
    45   __vfs_write+0xef/0x970 fs/read_write.c:480
    46   vfs_write+0x189/0x510 fs/read_write.c:544
    47   SYSC_write fs/read_write.c:589 [inline]
    48   SyS_write+0xef/0x220 fs/read_write.c:581
    49   entry_SYSCALL_64_fastpath+0x23/0x9a
    50  RIP: 0033:0x452ac9
    51  RSP: 002b:00007fa354a13c58 EFLAGS: 00000212 ORIG_RAX: 0000000000000001
    52  RAX: ffffffffffffffda RBX: cccccccccccccccd RCX: 0000000000452ac9
    53  RDX: 00000000fffffeb2 RSI: 0000000020083fc6 RDI: 0000000000000014
    54  RBP: 00000000000005b5 R08: 0000000000000000 R09: 0000000000000000
    55  R10: 0000000000000000 R11: 0000000000000212 R12: 00000000006f6998
    56  R13: 00000000ffffffff R14: 00007fa354a146d4 R15: 0000000000000000