audit: type=1804 audit(1620135882.506:1036): pid=20673 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.4" name="/root/syzkaller-testdir781342907/syzkaller.7pnmYY/1507/bus" dev="sda1" ino=14196 res=1 ceph: No mds server is up or the cluster is laggy BUG: MAX_LOCKDEP_CHAINS too low! turning off the locking correctness validator. CPU: 1 PID: 20663 Comm: syz-executor.1 Not tainted 4.14.232-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:17 [inline] dump_stack+0x1b2/0x281 lib/dump_stack.c:58 add_chain_cache kernel/locking/lockdep.c:2303 [inline] lookup_chain_cache_add kernel/locking/lockdep.c:2415 [inline] validate_chain kernel/locking/lockdep.c:2435 [inline] __lock_acquire.cold+0x19a/0x97c kernel/locking/lockdep.c:3491 lock_acquire+0x170/0x3f0 kernel/locking/lockdep.c:3998 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x8c/0xc0 kernel/locking/spinlock.c:160 rwsem_wake+0x16d/0x280 kernel/locking/rwsem-xadd.c:695 call_rwsem_wake+0x17/0x30 arch/x86/lib/rwsem.S:128 __up_write arch/x86/include/asm/rwsem.h:188 [inline] up_write+0x4e/0x60 kernel/locking/rwsem.c:118 inode_unlock include/linux/fs.h:724 [inline] end_creating fs/debugfs/inode.c:338 [inline] debugfs_create_dir+0x2bc/0x420 fs/debugfs/inode.c:529 bdi_debug_register mm/backing-dev.c:119 [inline] bdi_register_va.part.0+0x1ad/0x650 mm/backing-dev.c:887 bdi_register_va+0x63/0x80 mm/backing-dev.c:896 super_setup_bdi_name+0x123/0x220 fs/super.c:1297 ceph_setup_bdi fs/ceph/super.c:995 [inline] ceph_mount+0xee8/0x1bc0 fs/ceph/super.c:1061 mount_fs+0x92/0x2a0 fs/super.c:1237 vfs_kern_mount.part.0+0x5b/0x470 fs/namespace.c:1046 vfs_kern_mount fs/namespace.c:1036 [inline] do_new_mount fs/namespace.c:2549 [inline] do_mount+0xe53/0x2a00 fs/namespace.c:2879 SYSC_mount fs/namespace.c:3095 [inline] SyS_mount+0xa8/0x120 fs/namespace.c:3072 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x4665f9 RSP: 002b:00007fc37db6e188 EFLAGS: 00000246 ORIG_RAX: 00000000000000a5 RAX: ffffffffffffffda RBX: 000000000056bf60 RCX: 00000000004665f9 RDX: 0000000020000040 RSI: 00000000200000c0 RDI: 0000000020000480 RBP: 00000000004bfce1 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 000000000056bf60 R13: 00007ffc1994fe2f R14: 00007fc37db6e300 R15: 0000000000022000 libceph: connect [d::]:6789 error -101 libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy audit: type=1804 audit(1620135883.536:1037): pid=20699 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/396/bus" dev="sda1" ino=14275 res=1 audit: type=1804 audit(1620135883.586:1038): pid=20701 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/396/bus" dev="sda1" ino=14275 res=1 libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error audit: type=1804 audit(1620135884.486:1039): pid=20728 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.4" name="/root/syzkaller-testdir781342907/syzkaller.7pnmYY/1509/bus" dev="sda1" ino=13986 res=1 audit: type=1804 audit(1620135884.536:1040): pid=20729 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.4" name="/root/syzkaller-testdir781342907/syzkaller.7pnmYY/1509/bus" dev="sda1" ino=13986 res=1 libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy audit: type=1804 audit(1620135884.896:1041): pid=20744 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/397/bus" dev="sda1" ino=14196 res=1 audit: type=1804 audit(1620135884.956:1042): pid=20745 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/397/bus" dev="sda1" ino=14196 res=1 libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy ceph: No mds server is up or the cluster is laggy libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy print_req_error: 10 callbacks suppressed print_req_error: I/O error, dev loop0, sector 0 buffer_io_error: 10 callbacks suppressed Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error libceph: connect [d::]:6789 error -101 libceph: mon0 [d::]:6789 connect error ceph: No mds server is up or the cluster is laggy audit: type=1804 audit(1620135886.736:1043): pid=20804 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="open_writers" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/398/bus" dev="sda1" ino=14401 res=1 audit: type=1804 audit(1620135886.786:1044): pid=20806 uid=0 auid=4294967295 ses=4294967295 op="invalid_pcr" cause="ToMToU" comm="syz-executor.3" name="/root/syzkaller-testdir119739957/syzkaller.aNVvYJ/398/bus" dev="sda1" ino=14401 res=1 print_req_error: 80 callbacks suppressed print_req_error: I/O error, dev loop0, sector 0 buffer_io_error: 80 callbacks suppressed Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read EXT4-fs (sda1): Delayed block allocation failed for inode 15067 at logical offset 0 with max blocks 1 with error 117 EXT4-fs (sda1): This should not happen!! Data will be lost EXT4-fs (sda1): Delayed block allocation failed for inode 15067 at logical offset 1 with max blocks 2 with error 117 EXT4-fs (sda1): This should not happen!! Data will be lost EXT4-fs (sda1): Delayed block allocation failed for inode 15067 at logical offset 0 with max blocks 1 with error 117 EXT4-fs (sda1): This should not happen!! Data will be lost EXT4-fs (sda1): Delayed block allocation failed for inode 15067 at logical offset 1 with max blocks 2 with error 117 EXT4-fs (sda1): This should not happen!! Data will be lost EXT4-fs (sda1): Delayed block allocation failed for inode 15067 at logical offset 0 with max blocks 1 with error 117 EXT4-fs (sda1): This should not happen!! Data will be lost IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 print_req_error: 80 callbacks suppressed print_req_error: I/O error, dev loop0, sector 0 IPVS: ftp: loaded support on port[0] = 21 buffer_io_error: 80 callbacks suppressed Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read print_req_error: I/O error, dev loop0, sector 0 Buffer I/O error on dev loop0, logical block 0, async page read IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 IPVS: ftp: loaded support on port[0] = 21 netlink: 1180 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 1180 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 1180 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 1180 bytes leftover after parsing attributes in process `syz-executor.4'. netlink: 1180 bytes leftover after parsing attributes in process `syz-executor.4'.