[ 61.261315] ------------[ cut here ]------------
[ 61.261486] DEBUG_RWSEMS_WARN_ON(sem->magic != sem): count = 0x1, magic = 0x0, owner = 0xffff8c479ba28ac0, curr 0xffff8c479ba28ac0, list not empty
[ 61.269570] WARNING: CPU: 0 PID: 6005 at kernel/locking/rwsem.c:1368 up_write+0x141/0x1a0
[ 61.269699] Modules linked in: zfs(O) zunicode(O) zzstd(O) zlua(O) zcommon(O) znvpair(O) zavl(O) icp(O) spl(O) lustre(O) osp(O) ofd(O) lod(O) mdt(O) mdd(O) mgs(O) osd_ldiskfs(O) ldiskfs(O) lquota(O) lfsck(O) obdecho(O) mgc(O) mdc(O) lov(O) osc(O) lmv(O) fid(O) fld(O) ptlrpc(O) obdclass(O) ksocklnd(O) lnet(O) libcfs(O)
[ 61.269840] CPU: 0 PID: 6005 Comm: mount.lustre Tainted: G W O --------- - - 4.18.0 #11
[ 61.269884] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.16.3-1.fc39 04/01/2014
[ 61.269927] RIP: 0010:up_write+0x141/0x1a0
[ 61.269951] Code: 32 e2 b4 48 39 c2 48 c7 c2 e0 31 e2 b4 48 c7 c0 11 98 e3 b4 48 0f 45 c2 48 8b 13 65 4c 8b 0c 25 c0 ce 01 00 50 e8 85 46 fb ff <0f> 0b 5e eb 8a 48 8b 43 08 48 8d 53 08 c6 05 58 92 44 01 01 48 c7
[ 61.270049] RSP: 0018:ffff8c479c667c40 EFLAGS: 00010286
[ 61.270078] RAX: 0000000000000086 RBX: ffff8c479c3f99d8 RCX: 0000000000000001
[ 61.270116] RDX: 0000000080000001 RSI: ffffffffb4e39811 RDI: 00000000ffffffff
[ 61.270154] RBP: ffff8c4741a2a240 R08: 0000000000000000 R09: 0000000000000000
[ 61.270190] R10: ffff8c479c667a88 R11: ffff8c479c667a80 R12: ffff8c479c3f99d8
[ 61.270227] R13: ffff8c4794f2f000 R14: 0000000000000001 R15: ffff8c4792144b40
[ 61.270264] FS: 00007f104ed858c0(0000) GS:ffff8c4833800000(0000) knlGS:0000000000000000
[ 61.270302] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 61.270333] CR2: 00005602fd329fa0 CR3: 000000015c432000 CR4: 0000000000350eb0
[ 61.270371] Call Trace:
[ 61.270407] client_fid_init+0x163/0x540 [fid]
[ 61.270441] ll_fill_super+0x160f/0x6c40 [lustre]
[ 61.270505] ? flush_workqueue+0x17c/0x460
[ 61.270532] ? obd_zombie_barrier+0x31/0x90 [obdclass]
[ 61.270617] ? lustre_fill_super+0xf5/0x480 [lustre]
[ 61.270679] lustre_fill_super+0xf5/0x480 [lustre]
[ 61.270740] ? lustre_mount+0x10/0x10 [lustre]
[ 61.270799] mount_nodev+0x41/0x90
[ 61.270825] legacy_get_tree+0x28/0x50
[ 61.270849] vfs_get_tree+0x18/0x90
[ 61.270872] ? ns_capable_common+0x26/0x40
[ 61.270896] do_mount+0x80b/0x9e0
[ 61.270922] ksys_mount+0xb1/0xd0
[ 61.270945] __x64_sys_mount+0x1c/0x20
[ 61.270968] do_syscall_64+0x4b/0x1b0
Bug
Minor
LU-18009 Remove o_fid_init/o_fid_fini