syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=13466417, nr_sectors = 1 limit=128 Buffer I/O error on dev loop1, logical block 13466417, async page read syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=8073605, nr_sectors = 1 limit=128 Buffer I/O error on dev loop1, logical block 8073605, async page read BUG: sleeping function called from invalid context at fs/buffer.c:1331 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 24844, name: syz-executor.1 preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by syz-executor.1/24844: #0: ffff88801fbbd500 (&iint->mutex){+.+.}-{3:3}, at: process_measurement+0x7fe/0x1cf0 security/integrity/ima/ima_main.c:260 #1: ffff88803f920328 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:811 [inline] #1: ffff88803f920328 (mapping.invalidate_lock#9){.+.+}-{3:3}, at: page_cache_ra_unbounded+0xed/0x7b0 mm/readahead.c:226 #2: ffffffff8d1e5958 (pointers_lock){.+.+}-{2:2}, at: get_block+0x15b/0x1690 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 24844 Comm: syz-executor.1 Not tainted 6.1.19-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x1e3/0x2cb lib/dump_stack.c:106 __might_resched+0x5cb/0x780 kernel/sched/core.c:9938 __getblk_gfp+0x41/0xa20 fs/buffer.c:1331 __bread_gfp+0x2a/0x370 fs/buffer.c:1367 sb_bread include/linux/buffer_head.h:338 [inline] get_branch+0x2af/0x660 fs/sysv/itree.c:104 get_block+0x178/0x1690 fs/sysv/itree.c:218 block_read_full_folio+0x403/0xf60 fs/buffer.c:2271 read_pages+0x5f2/0x830 mm/readahead.c:181 page_cache_ra_unbounded+0x68b/0x7b0 mm/readahead.c:270 page_cache_sync_readahead include/linux/pagemap.h:1213 [inline] filemap_get_pages mm/filemap.c:2582 [inline] filemap_read+0x7fa/0x31d0 mm/filemap.c:2676 __kernel_read+0x41e/0x8a0 fs/read_write.c:428 integrity_kernel_read+0xac/0xf0 security/integrity/iint.c:199 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+0xa57/0x1c00 security/integrity/ima/ima_crypto.c:573 ima_collect_measurement+0x4d4/0x970 security/integrity/ima/ima_api.c:292 process_measurement+0x1018/0x1cf0 security/integrity/ima/ima_main.c:337 ima_file_check+0xed/0x170 security/integrity/ima/ima_main.c:520 do_open fs/namei.c:3559 [inline] path_openat+0x2687/0x2e60 fs/namei.c:3714 do_filp_open+0x230/0x480 fs/namei.c:3741 do_sys_openat2+0x13b/0x500 fs/open.c:1310 do_sys_open fs/open.c:1326 [inline] __do_sys_open fs/open.c:1334 [inline] __se_sys_open fs/open.c:1330 [inline] __x64_sys_open+0x221/0x270 fs/open.c:1330 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3d/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fcce928c0f9 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 f1 19 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fccea081168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007fcce93abf80 RCX: 00007fcce928c0f9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000020000000 RBP: 00007fcce92e7b39 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc52a188bf R14: 00007fccea081300 R15: 0000000000022000 syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=3245518, nr_sectors = 1 limit=128 Buffer I/O error on dev loop1, logical block 3245518, async page read syz-executor.1: attempt to access beyond end of device loop1: rw=0, sector=8769403, nr_sectors = 1 limit=128 Buffer I/O error on dev loop1, logical block 8769403, async page read