UBSAN: shift-out-of-bounds in snd_pcm_oss_change_params_locked

[syzbot]

Hello,

syzbot found the following issue on:

HEAD commit:    15ac8fdb Add linux-next specific files for 20201207
git tree:       linux-next
console output: https://syzkaller.appspot.com/x/log.txt?x=1656cc13500000
kernel config:  https://syzkaller.appspot.com/x/.config?x=3696b8138207d24d
dashboard link: https://syzkaller.appspot.com/bug?extid=33ef0b6639a8d2d42b4c
compiler:       gcc (GCC) 10.1.0-syz 20200507
syz repro:      https://syzkaller.appspot.com/x/repro.syz?x=13a8ad37500000
C reproducer:   https://syzkaller.appspot.com/x/repro.c?x=15bc6adf500000

IMPORTANT: if you fix the issue, please add the following tag to the commit:
Reported-by: syzbot+33ef0b6639a8d2d42b4c at syzkaller.appspotmail.com

================================================================================
UBSAN: shift-out-of-bounds in sound/core/oss/pcm_oss.c:705:23
shift exponent 58 is too large for 32-bit type 'int'
CPU: 1 PID: 8476 Comm: syz-executor572 Not tainted 5.10.0-rc6-next-20201207-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:79 [inline]
 dump_stack+0x107/0x163 lib/dump_stack.c:120
 ubsan_epilogue+0xb/0x5a lib/ubsan.c:148
 __ubsan_handle_shift_out_of_bounds.cold+0xb1/0x181 lib/ubsan.c:395
 snd_pcm_oss_period_size sound/core/oss/pcm_oss.c:705 [inline]
 snd_pcm_oss_change_params_locked.cold+0x55/0x78 sound/core/oss/pcm_oss.c:925
 snd_pcm_oss_change_params sound/core/oss/pcm_oss.c:1084 [inline]
 snd_pcm_oss_make_ready+0xe7/0x1b0 sound/core/oss/pcm_oss.c:1143
 snd_pcm_oss_sync+0x1de/0x800 sound/core/oss/pcm_oss.c:1708
 snd_pcm_oss_release+0x276/0x300 sound/core/oss/pcm_oss.c:2546
 __fput+0x283/0x920 fs/file_table.c:280
 task_work_run+0xdd/0x190 kernel/task_work.c:140
 exit_task_work include/linux/task_work.h:30 [inline]
 do_exit+0xb89/0x2a00 kernel/exit.c:823
 do_group_exit+0x125/0x310 kernel/exit.c:920
 __do_sys_exit_group kernel/exit.c:931 [inline]
 __se_sys_exit_group kernel/exit.c:929 [inline]
 __x64_sys_exit_group+0x3a/0x50 kernel/exit.c:929
 do_syscall_64+0x2d/0x70 arch/x86/entry/common.c:46
 entry_SYSCALL_64_after_hwframe+0x44/0xa9
RIP: 0033:0x43ee98
Code: Unable to access opcode bytes at RIP 0x43ee6e.
RSP: 002b:00007ffc0b9ddff8 EFLAGS: 00000246 ORIG_RAX: 00000000000000e7
RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 000000000043ee98
RDX: 0000000000000000 RSI: 000000000000003c RDI: 0000000000000000
RBP: 00000000004be6a8 R08: 00000000000000e7 R09: ffffffffffffffd0
R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001
R13: 00000000006d0180 R14: 0000000000000000 R15: 0000000000000000
================================================================================


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