loop0: rw=0, sector=13466417, nr_sectors = 1 limit=128 Buffer I/O error on dev loop0, logical block 13466417, async page read syz-executor101: attempt to access beyond end of device loop0: rw=0, sector=209285, nr_sectors = 1 limit=128 Buffer I/O error on dev loop0, logical block 209285, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1380 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 4998, name: syz-executor101 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor101/4998: #0: ffff888029a64620 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x67b/0x1930 security/integrity/ima/ima_main.c:262 #1: ffff888077a64328 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:830 [inline] #1: ffff888077a64328 (mapping.invalidate_lock#3){.+.+}-{3:3}, at: page_cache_ra_unbounded+0x153/0x5e0 mm/readahead.c:226 #2: ffffffff8cb91498 (pointers_lock){.+.+}-{2:2}, at: get_block+0x16b/0x1580 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 1 PID: 4998 Comm: syz-executor101 Not tainted 6.4.0-rc7-syzkaller-00194-g8a28a0b6f1a1 #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 05/27/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x136/0x150 lib/dump_stack.c:106 __might_resched+0x358/0x580 kernel/sched/core.c:10153 __getblk_gfp fs/buffer.c:1380 [inline] __bread_gfp+0x40/0x330 fs/buffer.c:1416 sb_bread include/linux/buffer_head.h:347 [inline] get_branch+0x2cd/0x640 fs/sysv/itree.c:104 get_block+0x188/0x1580 fs/sysv/itree.c:218 block_read_full_folio+0x41d/0xab0 fs/buffer.c:2349 read_pages+0x9fb/0xd40 mm/readahead.c:181 page_cache_ra_unbounded+0x477/0x5e0 mm/readahead.c:270 do_page_cache_ra mm/readahead.c:300 [inline] page_cache_ra_order+0x6ec/0xa00 mm/readahead.c:560 ondemand_readahead+0x6b3/0x1080 mm/readahead.c:682 page_cache_sync_ra+0x1c9/0x200 mm/readahead.c:709 page_cache_sync_readahead include/linux/pagemap.h:1211 [inline] filemap_get_pages+0x28d/0x1620 mm/filemap.c:2601 filemap_read+0x35e/0xc70 mm/filemap.c:2696 generic_file_read_iter+0x3ad/0x5b0 mm/filemap.c:2843 __kernel_read+0x2ca/0x830 fs/read_write.c:428 integrity_kernel_read+0x7f/0xb0 security/integrity/iint.c:192 ima_calc_file_hash_tfm+0x2b3/0x3c0 security/integrity/ima/ima_crypto.c:485 ima_calc_file_shash security/integrity/ima/ima_crypto.c:516 [inline] ima_calc_file_hash+0x195/0x4a0 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x55b/0x670 security/integrity/ima/ima_api.c:293 process_measurement+0xd2f/0x1930 security/integrity/ima/ima_main.c:341 ima_file_check+0xba/0x100 security/integrity/ima/ima_main.c:539 do_open fs/namei.c:3638 [inline] path_openat+0x15d3/0x2750 fs/namei.c:3791 do_filp_open+0x1ba/0x410 fs/namei.c:3818 do_sys_openat2+0x16d/0x4c0 fs/open.c:1356 do_sys_open fs/open.c:1372 [inline] __do_sys_open fs/open.c:1380 [inline] __se_sys_open fs/open.c:1376 [inline] __x64_sys_open+0x11d/0x1c0 fs/open.c:1376 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x39/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f736a9a0b59 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 51 14 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffd829a1458 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 0031656c69662f2e RCX: 00007f736a9a0b59 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000180 RBP: 00007f736a960190 R08: 0000000000009e5d R09: 0000000000000000 R10: 00007ffd829a1320 R11: 0000000000000246 R12: 00007f736a960220 R13: 0000000000000000 R14: 0000000000000000 R15: 0000000000000000 syz-executor101: 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-executor101: 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-executor101: 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