Buffer I/O error on dev loop0, logical block 209285, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1437 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 15414, name: syz-executor.0 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor.0/15414: #0: ffff888079961e00 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x7c9/0x1cf0 security/integrity/ima/ima_main.c:266 #1: ffff8880934b4328 (mapping.invalidate_lock#5){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:857 [inline] #1: ffff8880934b4328 (mapping.invalidate_lock#5){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xf1/0x7c0 mm/readahead.c:225 #2: ffffffff8d601218 (pointers_lock){.+.+}-{2:2}, at: get_block+0x167/0x1700 fs/sysv/itree.c:221 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 15414 Comm: syz-executor.0 Not tainted 6.6.0-rc6-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 09/06/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e7/0x2d0 lib/dump_stack.c:106 __might_resched+0x5cf/0x780 kernel/sched/core.c:10187 __getblk_gfp+0x43/0x630 fs/buffer.c:1437 __bread_gfp+0x2e/0x380 fs/buffer.c:1473 sb_bread include/linux/buffer_head.h:326 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x185/0x1700 fs/sysv/itree.c:222 block_read_full_folio+0x476/0xff0 fs/buffer.c:2400 read_pages+0x5f0/0x830 mm/readahead.c:180 page_cache_ra_unbounded+0x68e/0x7c0 mm/readahead.c:269 page_cache_sync_readahead include/linux/pagemap.h:1293 [inline] filemap_get_pages+0x49c/0x2080 mm/filemap.c:2556 filemap_read+0x42b/0x10b0 mm/filemap.c:2652 __kernel_read+0x422/0x8e0 fs/read_write.c:428 integrity_kernel_read+0xb0/0xf0 security/integrity/iint.c:195 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:485 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline] ima_calc_file_hash+0x164c/0x1d20 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x4a5/0x890 security/integrity/ima/ima_api.c:289 process_measurement+0xfea/0x1cf0 security/integrity/ima/ima_main.c:345 ima_file_check+0xf1/0x170 security/integrity/ima/ima_main.c:543 do_open fs/namei.c:3641 [inline] path_openat+0x2812/0x3180 fs/namei.c:3796 do_filp_open+0x234/0x490 fs/namei.c:3823 do_sys_openat2+0x13e/0x1d0 fs/open.c:1422 do_sys_open fs/open.c:1437 [inline] __do_sys_open fs/open.c:1445 [inline] __se_sys_open fs/open.c:1441 [inline] __x64_sys_open+0x225/0x270 fs/open.c:1441 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x41/0xc0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f4b0a67cae9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 e1 20 00 00 90 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 b0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f4b0b49c0c8 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007f4b0a79bf80 RCX: 00007f4b0a67cae9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000080 RBP: 00007f4b0a6c847a R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 000000000000000b R14: 00007f4b0a79bf80 R15: 00007fff7c32c8a8 syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=8767744, nr_sectors = 1 limit=128 Buffer I/O error on dev loop0, logical block 8767744, async page read syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=13269809, nr_sectors = 1 limit=128 Buffer I/O error on dev loop0, logical block 13269809, async page read syz-executor.0: attempt to access beyond end of device loop0: rw=0, sector=1157, nr_sectors = 1 limit=128 Buffer I/O error on dev loop0, logical block 1157, async page read syz-executor.0 (15414) used greatest stack depth: 19336 bytes left