====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/13035 is trying to acquire lock: 00000000cb646d99 (sb_writers#3){.+.+}, at: sb_start_write include/linux/fs.h:1579 [inline] 00000000cb646d99 (sb_writers#3){.+.+}, at: mnt_want_write+0x3a/0xb0 fs/namespace.c:360 but task is already holding lock: 0000000001254d11 (&iint->mutex){+.+.}, at: process_measurement+0x316/0x1440 security/integrity/ima/ima_main.c:224 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: mkiss: ax0: crc mode is auto. -> #1 (&iint->mutex){+.+.}: process_measurement+0x316/0x1440 security/integrity/ima/ima_main.c:224 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 -> #0 (sb_writers#3){.+.+}: percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x6e/0x2a0 fs/super.c:1366 sb_start_write include/linux/fs.h:1579 [inline] mnt_want_write+0x3a/0xb0 fs/namespace.c:360 ovl_maybe_copy_up+0x11f/0x190 fs/overlayfs/copy_up.c:888 ovl_open+0xb4/0x260 fs/overlayfs/file.c:126 do_dentry_open+0x4aa/0x1160 fs/open.c:796 vfs_open fs/open.c:902 [inline] dentry_open+0x132/0x1d0 fs/open.c:918 ima_calc_file_hash+0x628/0x8a0 security/integrity/ima/ima_crypto.c:435 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 other info that might help us debug this: Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&iint->mutex); lock(sb_writers#3); lock(&iint->mutex); lock(sb_writers#3); *** DEADLOCK *** 1 lock held by syz-executor.5/13035: #0: 0000000001254d11 (&iint->mutex){+.+.}, at: process_measurement+0x316/0x1440 security/integrity/ima/ima_main.c:224 stack backtrace: CPU: 1 PID: 13035 Comm: syz-executor.5 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/02/2023 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 percpu_down_read_preempt_disable include/linux/percpu-rwsem.h:36 [inline] percpu_down_read include/linux/percpu-rwsem.h:59 [inline] __sb_start_write+0x6e/0x2a0 fs/super.c:1366 sb_start_write include/linux/fs.h:1579 [inline] mnt_want_write+0x3a/0xb0 fs/namespace.c:360 ovl_maybe_copy_up+0x11f/0x190 fs/overlayfs/copy_up.c:888 ovl_open+0xb4/0x260 fs/overlayfs/file.c:126 do_dentry_open+0x4aa/0x1160 fs/open.c:796 vfs_open fs/open.c:902 [inline] dentry_open+0x132/0x1d0 fs/open.c:918 ima_calc_file_hash+0x628/0x8a0 security/integrity/ima/ima_crypto.c:435 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: 0033:0x7fd9ab4340f9 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:00007fd9a99a6168 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 F2FS-fs (loop3): Found nat_bits in checkpoint RAX: ffffffffffffffda RBX: 00007fd9ab553f80 RCX: 00007fd9ab4340f9 RDX: 0000000000000003 RSI: 00000000200001c0 RDI: ffffffffffffff9c RBP: 00007fd9ab48fae9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd1ec571af R14: 00007fd9a99a6300 R15: 0000000000022000 F2FS-fs (loop2): Found nat_bits in checkpoint overlayfs: failed to resolve './bus': -2 F2FS-fs (loop3): Mounted with checkpoint version = 48b305e5 F2FS-fs (loop2): Mounted with checkpoint version = 48b305e5 attempt to access beyond end of device loop3: rw=2049, want=79872, limit=40427 attempt to access beyond end of device attempt to access beyond end of device loop2: rw=2049, want=45120, limit=40427 loop3: rw=2049, want=45120, limit=40427 F2FS-fs (loop0): Mismatch start address, segment0(512) cp_blkaddr(605) F2FS-fs (loop0): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop0): invalid crc value F2FS-fs (loop0): Found nat_bits in checkpoint F2FS-fs (loop0): Mounted with checkpoint version = 753bd00b F2FS-fs (loop2): Found nat_bits in checkpoint audit: type=1804 audit(1678072233.961:16): pid=13073 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.0" name="/root/syzkaller-testdir1720601450/syzkaller.vbonRr/195/bus/bus" dev="loop0" ino=4 res=1 audit: type=1804 audit(1678072234.001:17): pid=13073 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.0" name="/root/syzkaller-testdir1720601450/syzkaller.vbonRr/195/bus/bus" dev="loop0" ino=4 res=1 attempt to access beyond end of device loop2: rw=2049, want=45120, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79872, limit=40427 do_dccp_setsockopt: sockopt(CHANGE_L/R) is deprecated: fix your app attempt to access beyond end of device loop3: rw=2049, want=45120, limit=40427 attempt to access beyond end of device loop2: rw=2049, want=45120, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79872, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77832, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77840, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77848, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77856, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77864, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77872, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77880, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77888, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77896, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77904, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77912, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77920, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77928, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77936, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77944, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77952, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77960, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77968, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77976, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77984, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=77992, limit=40427 attempt to access beyond end of device attempt to access beyond end of device loop3: rw=2049, want=78000, limit=40427 loop2: rw=2049, want=45120, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78008, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78016, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78024, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78032, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78040, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78048, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78056, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78064, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78072, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78080, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78088, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78096, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78104, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78112, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78120, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78128, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78136, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78144, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78152, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78160, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78168, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78176, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78184, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78192, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78200, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78208, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78216, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78224, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78232, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78240, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78248, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78256, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78264, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78272, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78280, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78288, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78296, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78304, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78312, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78320, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78328, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78336, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78344, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78352, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78360, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78368, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78376, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78384, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78392, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78400, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78408, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78416, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78424, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78432, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78440, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78448, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78456, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78464, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78472, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78480, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78488, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78496, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78504, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78512, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78520, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78528, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78536, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78544, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78552, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78560, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78568, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78576, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78584, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78592, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78600, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78608, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78616, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78624, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78632, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78640, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78648, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78656, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78664, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78672, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78680, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78688, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78696, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78704, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78712, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78720, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78728, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78736, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78744, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78752, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78760, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78768, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78776, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78784, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78792, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78800, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78808, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78816, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78824, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78832, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78840, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78848, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78856, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78864, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78872, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78880, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78888, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78896, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78904, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78912, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78920, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78928, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78936, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78944, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78952, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78960, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78968, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78976, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78984, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=78992, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79000, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79008, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79016, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79024, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79032, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79040, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79048, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79056, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79064, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79072, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79080, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79088, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79096, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79104, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79112, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79120, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79128, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79136, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79144, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79152, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79160, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79168, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79176, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79184, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79192, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79200, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79208, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79216, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79224, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79232, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79240, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79248, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79256, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79264, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79272, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79280, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79288, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79296, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79304, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79312, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79320, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79328, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79336, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79344, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79352, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79360, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79368, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79376, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79384, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79392, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79400, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79408, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79416, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79424, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79432, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79440, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79448, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79456, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79464, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79472, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79480, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79488, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79496, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79504, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79512, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79520, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79528, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79536, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79544, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79552, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79560, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79568, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79576, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79584, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79592, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79600, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79608, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79616, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79624, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79632, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79640, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79648, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79656, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79664, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79672, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79680, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79688, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79696, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79704, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79712, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79720, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79728, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79736, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79744, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79752, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79760, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79768, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79776, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79784, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79792, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79800, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79808, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79816, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79824, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79832, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79840, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79848, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79856, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79864, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=79872, limit=40427 attempt to access beyond end of device loop3: rw=2049, want=45120, limit=40427 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 52 bytes leftover after parsing attributes in process `syz-executor.1'. nbd: socks must be embedded in a SOCK_ITEM attr netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. f2fs_msg: 9 callbacks suppressed F2FS-fs (loop4): Mismatch start address, segment0(512) cp_blkaddr(605) F2FS-fs (loop4): Can't find valid F2FS filesystem in 1th superblock F2FS-fs (loop4): invalid crc value (syz-executor.0,13449,1):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options F2FS-fs (loop4): Found nat_bits in checkpoint (syz-executor.0,13449,1):ocfs2_fill_super:1225 ERROR: status = -22 F2FS-fs (loop4): Mounted with checkpoint version = 753bd00b audit: type=1804 audit(1678072239.071:18): pid=13452 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.4" name="/root/syzkaller-testdir2371105213/syzkaller.kdlG0N/226/bus/bus" dev="loop4" ino=4 res=1 audit: type=1804 audit(1678072239.101:19): pid=13452 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=ToMToU comm="syz-executor.4" name="/root/syzkaller-testdir2371105213/syzkaller.kdlG0N/226/bus/bus" dev="loop4" ino=4 res=1 netlink: 28 bytes leftover after parsing attributes in process `syz-executor.3'. (syz-executor.0,13538,0):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options (syz-executor.0,13538,0):ocfs2_fill_super:1225 ERROR: status = -22 audit: type=1804 audit(1678072239.681:20): pid=13580 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/213/bus" dev="sda1" ino=14246 res=1 audit: type=1804 audit(1678072239.721:21): pid=13580 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/213/bus" dev="sda1" ino=14246 res=1 audit: type=1804 audit(1678072240.141:22): pid=13667 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/214/bus" dev="sda1" ino=13876 res=1 audit: type=1804 audit(1678072240.141:23): pid=13667 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/214/bus" dev="sda1" ino=13876 res=1 (syz-executor.0,13630,0):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options audit: type=1804 audit(1678072240.141:24): pid=13667 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/214/bus" dev="sda1" ino=13876 res=1 (syz-executor.0,13630,0):ocfs2_fill_super:1225 ERROR: status = -22 audit: type=1804 audit(1678072240.681:25): pid=13705 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/215/bus" dev="sda1" ino=14378 res=1 audit: type=1804 audit(1678072240.711:26): pid=13705 uid=0 auid=4294967295 ses=4294967295 subj==unconfined op=invalid_pcr cause=open_writers comm="syz-executor.1" name="/root/syzkaller-testdir2764815848/syzkaller.J1eNKy/215/bus" dev="sda1" ino=14378 res=1 (syz-executor.0,13703,0):ocfs2_parse_options:1513 ERROR: Invalid heartbeat mount options (syz-executor.0,13703,0):ocfs2_fill_super:1225 ERROR: status = -22