loop0: rw=0, want=8768636, limit=128 attempt to access beyond end of device loop0: rw=0, want=13466418, limit=128 attempt to access beyond end of device loop0: rw=0, want=8073606, limit=128 BUG: sleeping function called from invalid context at fs/buffer.c:1319 in_atomic(): 1, irqs_disabled(): 0, pid: 25727, name: syz-executor.0 2 locks held by syz-executor.0/25727: #0: 00000000eb69ce6b (&iint->mutex){+.+.}, at: process_measurement+0x316/0x1440 security/integrity/ima/ima_main.c:224 #1: 000000006b99fbad (pointers_lock){.+.+}, at: get_block+0x171/0x1510 fs/sysv/itree.c:217 Preemption disabled at: [<0000000000000000>] (null) CPU: 0 PID: 25727 Comm: syz-executor.0 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 read_pages.isra.0+0x329/0x5d0 mm/readahead.c:133 __do_page_cache_readahead+0x5c6/0x6c0 mm/readahead.c:211 ra_submit mm/internal.h:66 [inline] ondemand_readahead.isra.0+0x575/0xd40 mm/readahead.c:493 page_cache_sync_readahead mm/readahead.c:528 [inline] page_cache_sync_readahead+0x275/0x520 mm/readahead.c:510 generic_file_buffered_read mm/filemap.c:2115 [inline] generic_file_read_iter+0x1497/0x2b60 mm/filemap.c:2385 call_read_iter include/linux/fs.h:1815 [inline] new_sync_read fs/read_write.c:406 [inline] __vfs_read+0x518/0x750 fs/read_write.c:418 integrity_kernel_read+0x147/0x1f0 security/integrity/iint.c:200 ima_calc_file_hash_tfm security/integrity/ima/ima_crypto.c:364 [inline] ima_calc_file_shash security/integrity/ima/ima_crypto.c:393 [inline] ima_calc_file_hash+0x4b2/0x8a0 security/integrity/ima/ima_crypto.c:450 ima_collect_measurement+0x4c4/0x570 security/integrity/ima/ima_api.c:231 process_measurement+0xddd/0x1440 security/integrity/ima/ima_main.c:284 ima_file_check+0xb9/0x100 security/integrity/ima/ima_main.c:391 do_last fs/namei.c:3425 [inline] path_openat+0x7e4/0x2df0 fs/namei.c:3537 do_filp_open+0x18c/0x3f0 fs/namei.c:3567 do_sys_open+0x3b3/0x520 fs/open.c:1085 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7faba42b30c9 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:00007faba2825168 EFLAGS: 00000246 ORIG_RAX: 0000000000000002 RAX: ffffffffffffffda RBX: 00007faba43d2f80 RCX: 00007faba42b30c9 RDX: 0000000000000000 RSI: 000000000000007e RDI: 0000000020000180 RBP: 00007faba430eae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe8ea6fe9f R14: 00007faba2825300 R15: 0000000000022000 attempt to access beyond end of device loop0: rw=0, want=3245519, limit=128 attempt to access beyond end of device loop0: rw=0, want=8769404, limit=128 attempt to access beyond end of device loop0: rw=0, want=3245513, limit=128 attempt to access beyond end of device loop0: rw=0, want=8767868, limit=128 attempt to access beyond end of device loop0: rw=0, want=13269810, limit=128 attempt to access beyond end of device loop0: rw=0, want=8073606, limit=128 attempt to access beyond end of device loop0: rw=0, want=3245516, limit=128 attempt to access beyond end of device loop0: rw=0, want=8768636, limit=128 attempt to access beyond end of device loop0: rw=0, want=13466418, limit=128 attempt to access beyond end of device loop0: rw=0, want=8073606, limit=128 audit: type=1800 audit(1673962600.975:375): pid=25727 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.0" name="/" dev="loop0" ino=2 res=0 audit: type=1804 audit(1673962601.125:376): pid=25799 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir730036783/syzkaller.yoCWzA/499/bus" dev="sda1" ino=14452 res=1 VFS: Found a Xenix FS (block size = 512) on device loop0 team0: Port device bridge2 added 9pnet_virtio: no channels available for device ./file0/file0 team0: Port device bridge3 added BTRFS info (device loop4): enabling inode map caching BTRFS warning (device loop4): excessive commit interval 622039222 BTRFS info (device loop4): use zlib compression, level 3 BTRFS info (device loop4): enabling ssd optimizations BTRFS info (device loop4): using spread ssd allocation scheme BTRFS info (device loop4): using free space tree BTRFS info (device loop4): has skinny extents team0: Port device bridge4 added 9pnet_virtio: no channels available for device ./file0/file0 print_req_error: 287 callbacks suppressed print_req_error: I/O error, dev loop5, sector 608 print_req_error: I/O error, dev loop5, sector 208 print_req_error: I/O error, dev loop5, sector 208 buffer_io_error: 272 callbacks suppressed Buffer I/O error on dev loop5p3, logical block 8, async page read print_req_error: I/O error, dev loop5, sector 209 Buffer I/O error on dev loop5p3, logical block 9, async page read print_req_error: I/O error, dev loop5, sector 210 Buffer I/O error on dev loop5p3, logical block 10, async page read print_req_error: I/O error, dev loop5, sector 211 Buffer I/O error on dev loop5p3, logical block 11, async page read print_req_error: I/O error, dev loop5, sector 212 Buffer I/O error on dev loop5p3, logical block 12, async page read print_req_error: I/O error, dev loop5, sector 213 Buffer I/O error on dev loop5p3, logical block 13, async page read print_req_error: I/O error, dev loop5, sector 214 Buffer I/O error on dev loop5p3, logical block 14, async page read print_req_error: I/O error, dev loop5, sector 215 Buffer I/O error on dev loop5p3, logical block 15, async page read Buffer I/O error on dev loop5p7, logical block 8, async page read Buffer I/O error on dev loop5p7, logical block 9, async page read device bond5 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): bond5: link is not ready 8021q: adding VLAN 0 to HW filter on device bond5 netlink: 236 bytes leftover after parsing attributes in process `syz-executor.2'. hfs: unable to parse mount options overlayfs: upper fs needs to support d_type. overlayfs: upper fs does not support tmpfile. overlayfs: upper fs does not support file handles, falling back to index=off. device bond6 entered promiscuous mode IPv6: ADDRCONF(NETDEV_UP): bond6: link is not ready hfs: unable to parse mount options 8021q: adding VLAN 0 to HW filter on device bond6 netlink: 236 bytes leftover after parsing attributes in process `syz-executor.2'. hfs: unable to parse mount options netlink: 236 bytes leftover after parsing attributes in process `syz-executor.2'. overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir overlayfs: filesystem on './bus' not supported as upperdir kauditd_printk_skb: 30 callbacks suppressed audit: type=1800 audit(1673962605.065:407): pid=26286 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="SYSV00000000" dev="hugetlbfs" ino=196613 res=0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. audit: type=1800 audit(1673962606.305:408): pid=26323 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=collect_data cause=failed comm="syz-executor.2" name="SYSV00000000" dev="hugetlbfs" ino=229381 res=0 netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.0'. BTRFS info (device loop4): enabling inode map caching BTRFS info (device loop4): force clearing of disk cache BTRFS info (device loop4): disabling free space tree BTRFS info (device loop4): has skinny extents BTRFS info (device loop4): clearing free space tree BTRFS info (device loop4): clearing 1 ro feature flag BTRFS info (device loop4): clearing 2 ro feature flag erofs: read_super, device -> /dev/loop5 erofs: options -> nouser_xattr,noacl, erofs: unmounted for /dev/loop5 audit: type=1804 audit(1673962609.675:409): pid=26700 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir730036783/syzkaller.yoCWzA/514/bus" dev="sda1" ino=14166 res=1 audit: type=1804 audit(1673962609.675:410): pid=26700 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir730036783/syzkaller.yoCWzA/514/bus" dev="sda1" ino=14166 res=1 audit: type=1804 audit(1673962609.675:411): pid=26700 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir730036783/syzkaller.yoCWzA/514/bus" dev="sda1" ino=14166 res=1 print_req_error: 233 callbacks suppressed print_req_error: I/O error, dev loop5, sector 608 print_req_error: I/O error, dev loop5, sector 208 print_req_error: I/O error, dev loop5, sector 208 buffer_io_error: 206 callbacks suppressed Buffer I/O error on dev loop5p3, logical block 8, async page read print_req_error: I/O error, dev loop5, sector 408 print_req_error: I/O error, dev loop5, sector 209 Buffer I/O error on dev loop5p3, logical block 9, async page read print_req_error: I/O error, dev loop5, sector 408 audit: type=1804 audit(1673962609.975:412): pid=26736 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.1" name="/root/syzkaller-testdir730036783/syzkaller.yoCWzA/514/bus" dev="sda1" ino=14166 res=1 Buffer I/O error on dev loop5p7, logical block 8, async page read print_req_error: I/O error, dev loop5, sector 409 Buffer I/O error on dev loop5p7, logical block 9, async page read print_req_error: I/O error, dev loop5, sector 410 Buffer I/O error on dev loop5p7, logical block 10, async page read print_req_error: I/O error, dev loop5, sector 411 Buffer I/O error on dev loop5p7, logical block 11, async page read print_req_error: I/O error, dev loop5, sector 412 Buffer I/O error on dev loop5p7, logical block 12, async page read BTRFS info (device loop4): enabling inode map caching Buffer I/O error on dev loop5p7, logical block 13, async page read Buffer I/O error on dev loop5p7, logical block 14, async page read Buffer I/O error on dev loop5p7, logical block 15, async page read BTRFS info (device loop4): force clearing of disk cache BTRFS info (device loop4): disabling free space tree BTRFS info (device loop4): has skinny extents BTRFS info (device loop4): clearing free space tree BTRFS info (device loop4): clearing 1 ro feature flag BTRFS info (device loop4): clearing 2 ro feature flag