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: 8077, name: syz-executor116 2 locks held by syz-executor116/8077: #0: 000000005b77337e (&type->i_mutex_dir_key#7){.+.+}, at: inode_lock_shared include/linux/fs.h:758 [inline] #0: 000000005b77337e (&type->i_mutex_dir_key#7){.+.+}, at: lookup_slow fs/namei.c:1688 [inline] #0: 000000005b77337e (&type->i_mutex_dir_key#7){.+.+}, at: walk_component+0x798/0xda0 fs/namei.c:1811 #1: 000000002a33c643 (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] (null) CPU: 1 PID: 8077 Comm: syz-executor116 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: 0033:0x7fce8d200049 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:00007ffe7ab6dc98 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 0030656c69662f2e RCX: 00007fce8d200049 RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000000 RBP: 00007fce8d1bf620 R08: 0000000000000000 R09: 0000000000000000 R10: 000000000200200