loop0: rw=0, want=6756799, limit=112
Buffer I/O error on dev loop0, logical block 6756798, async page read
attempt to access beyond end of device
loop0: rw=0, want=575895, limit=112
Buffer I/O error on dev loop0, logical block 575894, async page read
BUG: sleeping function called from invalid context at fs/buffer.c:1319
in_atomic(): 1, irqs_disabled(): 0, pid: 8094, name: syz-executor236
2 locks held by syz-executor236/8094:
 #0: 00000000a6a3bca6 (&type->i_mutex_dir_key#7){.+.+}, at: inode_lock_shared include/linux/fs.h:758 [inline]
 #0: 00000000a6a3bca6 (&type->i_mutex_dir_key#7){.+.+}, at: lookup_slow fs/namei.c:1688 [inline]
 #0: 00000000a6a3bca6 (&type->i_mutex_dir_key#7){.+.+}, at: walk_component+0x798/0xda0 fs/namei.c:1811
 #1: 00000000221e706a (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217
Preemption disabled at:
[<0000000000000000>]           (null)
CPU: 1 PID: 8094 Comm: syz-executor236 Not tainted 4.19.211-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022
Call Trace:
 __dump_stack lib/dump_stack.c:77 [inline]
 dump_stack+0x1fc/0x2ef lib/dump_stack.c:118
 ___might_sleep.cold+0x235/0x250 kernel/sched/core.c:6192
 __getblk_gfp fs/buffer.c:1319 [inline]
 __bread_gfp+0x3f/0x300 fs/buffer.c:1366
 sb_bread include/linux/buffer_head.h:309 [inline]
 get_branch+0x2cd/0x640 fs/sysv/itree.c:104
 get_block+0x194/0x1510 fs/sysv/itree.c:218
 block_read_full_page+0x288/0xd10 fs/buffer.c:2259
 do_read_cache_page+0x533/0x1170 mm/filemap.c:2828
 read_mapping_page include/linux/pagemap.h:402 [inline]
 dir_get_page fs/sysv/dir.c:58 [inline]
 sysv_find_entry+0x21a/0x6f0 fs/sysv/dir.c:146
 sysv_inode_by_name+0x6d/0x3d0 fs/sysv/dir.c:360
 sysv_lookup fs/sysv/namei.c:53 [inline]
 sysv_lookup+0x7c/0x100 fs/sysv/namei.c:46
 __lookup_slow+0x246/0x4a0 fs/namei.c:1672
 lookup_slow fs/namei.c:1689 [inline]
 walk_component+0x7ac/0xda0 fs/namei.c:1811
 lookup_last fs/namei.c:2274 [inline]
 path_lookupat+0x1ff/0x8d0 fs/namei.c:2319
 filename_lookup+0x1ac/0x5a0 fs/namei.c:2349
 user_path include/linux/namei.h:62 [inline]
 do_mount+0x147/0x2f50 fs/namespace.c:2762
 ksys_mount+0xcf/0x130 fs/namespace.c:3038
 __do_sys_mount fs/namespace.c:3052 [inline]
 __se_sys_mount fs/namespace.c:3049 [inline]
 __x64_sys_mount+0xba/0x150 fs/namespace.c:3049
 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293
 entry_SYSCALL_64_after_hwframe+0x49/0xbe
RIP: 0033:0x7f1853cf8049
Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 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 c0 ff ff ff f7 d8 64 89 01 48
RSP: 002b:00007ffd820bcb68 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5
RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007f1853cf8049
RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000
RBP: 00007f1853cb7620 R08: 0000000000000000 R09: 0000000000000000
R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1853cb76b0
R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000
attempt to access beyond end of device
loop0: rw=0, want=10310910, limit=112
Buffer I/O error on dev loop0, logical block 10310909, async page read
attempt to access beyond end of device
loop0: rw=0, want=9216536, limit=112
Buffer I/O error on dev loop0, logical block 9216535, async page rea