================================================================================
UBSAN: Undefined behaviour in sound/core/oss/pcm_oss.c:720:23
shift exponent 3782 is too large for 32-bit type 'int'
CPU: 0 PID: 7918 Comm: syz-executor.5 Not tainted 4.19.152-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x22c/0x33e lib/dump_stack.c:118
 ubsan_epilogue+0xe/0x3a lib/ubsan.c:161
 __ubsan_handle_shift_out_of_bounds.cold+0x1c4/0x250 lib/ubsan.c:422
 snd_pcm_oss_period_size sound/core/oss/pcm_oss.c:720 [inline]
 snd_pcm_oss_change_params_locked.cold+0xf7/0x11a sound/core/oss/pcm_oss.c:943
 snd_pcm_oss_change_params sound/core/oss/pcm_oss.c:1102 [inline]
 snd_pcm_oss_make_ready+0xe6/0x2e0 sound/core/oss/pcm_oss.c:1161
 snd_pcm_oss_sync+0x1de/0x870 sound/core/oss/pcm_oss.c:1722
 snd_pcm_oss_release+0x26c/0x300 sound/core/oss/pcm_oss.c:2561
 __fput+0x2ce/0x8a0 fs/file_table.c:278
 task_work_run+0x141/0x1c0 kernel/task_work.c:113
 tracehook_notify_resume include/linux/tracehook.h:193 [inline]
 exit_to_usermode_loop+0x269/0x2c0 arch/x86/entry/common.c:167
 prepare_exit_to_usermode arch/x86/entry/common.c:198 [inline]
 syscall_return_slowpath arch/x86/entry/common.c:271 [inline]
 do_syscall_64+0x57c/0x670 arch/x86/entry/common.c:296
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x4177b1
Code: 75 14 b8 03 00 00 00 0f 05 48 3d 01 f0 ff ff 0f 83 a4 1a 00 00 c3 48 83 ec 08 e8 0a fc ff ff 48 89 04 24 b8 03 00 00 00 0f 05 <48> 8b 3c 24 48 89 c2 e8 53 fc ff ff 48 89 d0 48 83 c4 08 48 3d 01
RSP: 002b:00007ffd5c21d470 EFLAGS: 00000293 ORIG_RAX: 0000000000000003
RAX: 0000000000000000 RBX: 0000000000000005 RCX: 00000000004177b1
RDX: 0000000000000000 RSI: 000000000000183f RDI: 0000000000000004
RBP: 0000000000000001 R08: 0000000078ccd83f R09: 0000000078ccd843
R10: 00007ffd5c21d550 R11: 0000000000000293 R12: ffffffffffffffff
R13: 00000000001c7dd8 R14: 00000000000003e8 R15: 000000000118bf2c
================================================================================
affs: Unrecognized mount option "}]\" or missing value
affs: Error parsing options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
MTD: Attempt to mount non-MTD device "/dev/loop3"
romfs: VFS: Can't find a romfs filesystem on dev loop3.
hfsplus: unable to parse mount options
MTD: Attempt to mount non-MTD device "/dev/loop3"
romfs: VFS: Can't find a romfs filesystem on dev loop3.
hfsplus: unable to parse mount options
MTD: Attempt to mount non-MTD device "/dev/loop4"
hfsplus: unable to parse mount options
romfs: VFS: Can't find a romfs filesystem on dev loop4.
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options
hfsplus: unable to parse mount options