A gfs2 filesystem triggered a kernel panic: kernel BUG at fs/gfs2/glock.c:1393!

Issue

• A gfs2 filesystem triggered a kernel panic:

  [200606.544507] RIP: 0033:0x7fcd522d0296
  [200606.544510] Code: 89 54 24 08 e8 9b f4 ff ff 8b 74 24 0c 48 8b 3c 24 41 89 c0 44 8b 54 24 08 b8 01 01 00 00 89 f2 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 30 44 89 c7 89 44 24 08 e8 c6 f4 ff ff 8b 44
  [200606.544512] RSP: 002b:00007ffcdb9e63b0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
  [200606.544515] RAX: ffffffffffffffda RBX: 000000000120ab28 RCX: 00007fcd522d0296
  [200606.544516] RDX: 0000000000000241 RSI: 000000000159b7d0 RDI: 00000000ffffff9c
  [200606.544517] RBP: 0000000000000241 R08: 0000000000000000 R09: 00007ffcdb9e63a1
  [200606.544519] R10: 00000000000001b6 R11: 0000000000000293 R12: 00000000000001b6
  [200606.544520] R13: 00007ffcdb9e64d0 R14: 0000000000000000 R15: 00007ffcdb9e66f0
  [200606.544522] gfs2: fsid=cluster8:data.1: G:  s:UN n:2/869e080 f:Io t:UN d:EX/0 a:0 v:0 r:2 m:200
  [200606.545672] gfs2: fsid=cluster8:data.1: G:  s:SH n:5/869e080 f:Iqob t:SH d:EX/0 a:0 v:0 r:3 m:200
  [200606.546713] gfs2: fsid=cluster8:data.1:  H: s:SH f:EH e:0 p:2191638 [pmserver] gfs2_create_inode+0xb24/0x1350 [gfs2]
  [200880.680804] gfs2: fsid=cluster8:data.1: warning: assertion "gl->gl_object == NULL" failed at function = glock_set_object, file = fs/gfs2/glock.h, line = 290
  [200880.680810] CPU: 7 PID: 2191627 Comm: pmserver Kdump: loaded Tainted: G        W        --------- -  - 4.18.0-372.9.1.el8.x86_64 #1
  [200880.680813] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
  [200880.680814] Call Trace:
  [200880.680820]  dump_stack+0x41/0x60
  [200880.680828]  gfs2_assert_warn_i.cold.18+0x2d/0x77 [gfs2]
  [200880.680847]  glock_set_object+0x44/0x70 [gfs2]
  [200880.680859]  gfs2_create_inode+0x916/0x1350 [gfs2]
  [200880.680869]  ? gfs2_create_inode+0x101/0x1350 [gfs2]
  [200880.680878]  ? __gfs2_lookup+0x136/0x140 [gfs2]
  [200880.680887]  ? gfs2_glock_dq_uninit+0x20/0x40 [gfs2]
  [200880.680900]  ? gfs2_permission+0xc1/0x140 [gfs2]
  [200880.680908]  gfs2_atomic_open+0x58/0xf0 [gfs2]
  [200880.680921]  path_openat+0xeff/0x14f0
  [200880.680925]  ? free_swap_slot+0x54/0xf0
  [200880.680928]  do_filp_open+0x93/0x100
  [200880.680932]  ? getname_flags+0x4a/0x1e0
  [200880.680934]  ? __check_object_size+0xa8/0x16b
  [200880.680938]  do_sys_open+0x184/0x220
  [200880.680941]  do_syscall_64+0x5b/0x1a0
  [200880.680946]  entry_SYSCALL_64_after_hwframe+0x65/0xca
  [200880.680949] RIP: 0033:0x7f99c2fd8296
  [200880.680952] Code: 89 54 24 08 e8 9b f4 ff ff 8b 74 24 0c 48 8b 3c 24 41 89 c0 44 8b 54 24 08 b8 01 01 00 00 89 f2 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 30 44 89 c7 89 44 24 08 e8 c6 f4 ff ff 8b 44
  [200880.680954] RSP: 002b:00007f9971ffabf0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
  [200880.680957] RAX: ffffffffffffffda RBX: 00007f994872ac70 RCX: 00007f99c2fd8296
  [200880.680958] RDX: 0000000000000041 RSI: 00007f994872ac70 RDI: 00000000ffffff9c
  [200880.680959] RBP: 0000000000000041 R08: 0000000000000000 R09: 0000000000000000
  [200880.680960] R10: 00000000000001a4 R11: 0000000000000293 R12: 00007f99484f4f08
  [200880.680962] R13: 0000000000d68980 R14: 0000000000bec230 R15: 0000000000000000
  [200880.680964] gfs2: fsid=cluster8:data.1: G:  s:UN n:2/871e05e f:Io t:UN d:EX/0 a:0 v:0 r:2 m:200
  [200880.682309] gfs2: fsid=cluster8:data.1: G:  s:SH n:5/871e05e f:Iqob t:SH d:EX/0 a:0 v:0 r:3 m:200
  [200880.683435] gfs2: fsid=cluster8:data.1:  H: s:SH f:EH e:0 p:2191627 [pmserver] gfs2_create_inode+0xb24/0x1350 [gfs2]
  [200880.684459] gfs2: fsid=cluster8:data.1: original: gfs2_create_inode+0xb24/0x1350 [gfs2]
  [200880.685454] gfs2: fsid=cluster8:data.1: pid: 2191627
  [200880.686469] gfs2: fsid=cluster8:data.1: lock type: 5 req lock state : 3
  [200880.687411] gfs2: fsid=cluster8:data.1: new: gfs2_create_inode+0xb24/0x1350 [gfs2]
  [200880.688353] gfs2: fsid=cluster8:data.1: pid: 2191627
  [200880.689276] gfs2: fsid=cluster8:data.1: lock type: 5 req lock state : 3
  [200880.690187] gfs2: fsid=cluster8:data.1: G:  s:SH n:5/871e05e f:Iqob t:SH d:EX/0 a:0 v:0 r:4 m:200
  [200880.691091] gfs2: fsid=cluster8:data.1:  H: s:SH f:EH e:0 p:2191627 [pmserver] gfs2_create_inode+0xb24/0x1350 [gfs2]
  [200880.692225] ------------[ cut here ]------------
  [200880.692226] kernel BUG at fs/gfs2/glock.c:1393!
  [200880.693131] invalid opcode: 0000 [#1] SMP PTI
  [200880.694011] CPU: 7 PID: 2191627 Comm: pmserver Kdump: loaded Tainted: G        W        --------- -  - 4.18.0-372.9.1.el8.x86_64 #1
  [200880.694927] Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 11/12/2020
  [200880.695835] RIP: 0010:gfs2_glock_nq.cold.63+0xaf/0xbc [gfs2]
  [200880.696772] Code: f8 48 8b 43 10 0f b7 4b 22 4c 89 fe 48 c7 c7 28 0b d8 c0 8b 50 18 e8 06 57 df f8 ba 01 00 00 00 4c 89 e6 31 ff e8 9b d7 fd ff <0f> 0b 31 d2 e9 77 ff ff ff 31 d2 eb bb 48 8d b3 78 0a 00 00 89 c2
  [200880.698645] RSP: 0000:ffffb393951c7b30 EFLAGS: 00010282
  [200880.699581] RAX: 0000000000000000 RBX: ffff8c53e6df1f28 RCX: 0000000000000000
  [200880.700508] RDX: 0000000000000000 RSI: ffff8c60fdfd6758 RDI: ffff8c60fdfd6758
  [200880.701431] RBP: ffff8c5b7b725808 R08: 0000000000000000 R09: c0000000ffff7fff
  [200880.702351] R10: 0000000000000001 R11: ffffb393951c7720 R12: ffff8c5cd35efcc0
  [200880.703259] R13: ffff8c5cd35efcc0 R14: ffff8c5cd35efd00 R15: ffff8c5213943a78
  [200880.704168] FS:  00007f9971ffb700(0000) GS:ffff8c60fdfc0000(0000) knlGS:0000000000000000
  [200880.705077] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
  [200880.705972] CR2: 00007f99c36a9000 CR3: 00000003dc0b2005 CR4: 00000000000606e0
  [200880.706898] Call Trace:
  [200880.707782]  gfs2_create_inode+0xb2c/0x1350 [gfs2]
  [200880.708679]  ? gfs2_create_inode+0x101/0x1350 [gfs2]
  [200880.709557]  ? gfs2_create_inode+0x986/0x1350 [gfs2]
  [200880.710423]  gfs2_atomic_open+0x58/0xf0 [gfs2]
  [200880.711280]  path_openat+0xeff/0x14f0
  [200880.712117]  ? free_swap_slot+0x54/0xf0
  [200880.712947]  do_filp_open+0x93/0x100
  [200880.713755]  ? getname_flags+0x4a/0x1e0
  [200880.714556]  ? __check_object_size+0xa8/0x16b
  [200880.715345]  do_sys_open+0x184/0x220
  [200880.716127]  do_syscall_64+0x5b/0x1a0
  [200880.716882]  entry_SYSCALL_64_after_hwframe+0x65/0xca
  [200880.717648] RIP: 0033:0x7f99c2fd8296
  [200880.718396] Code: 89 54 24 08 e8 9b f4 ff ff 8b 74 24 0c 48 8b 3c 24 41 89 c0 44 8b 54 24 08 b8 01 01 00 00 89 f2 48 89 fe bf 9c ff ff ff 0f 05 <48> 3d 00 f0 ff ff 77 30 44 89 c7 89 44 24 08 e8 c6 f4 ff ff 8b 44
  [200880.719985] RSP: 002b:00007f9971ffabf0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101
  [200880.720785] RAX: ffffffffffffffda RBX: 00007f994872ac70 RCX: 00007f99c2fd8296
  [200880.721587] RDX: 0000000000000041 RSI: 00007f994872ac70 RDI: 00000000ffffff9c
  [200880.722385] RBP: 0000000000000041 R08: 0000000000000000 R09: 0000000000000000
  [200880.723172] R10: 00000000000001a4 R11: 0000000000000293 R12: 00007f99484f4f08
  [200880.723941] R13: 0000000000d68980 R14: 0000000000bec230 R15: 0000000000000000
  [200880.724709] Modules linked in: gfs2 dlm rpcsec_gss_krb5 nfsv4 nfs fscache md4 cmac nls_utf8 cifs rdma_cm iw_cm ib_cm ib_core libarc4 dns_resolver vsock_loopback vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock intel_rapl_msr intel_rapl_common sb_edac crct10dif_pclmul crc32_pclmul ghash_clmulni_intel rapl vmw_balloon joydev pcspkr vmw_vmci i2c_piix4 xfs nfsd libcrc32c auth_rpcgss nfs_acl lockd grace sunrpc ext4 mbcache jbd2 sr_mod cdrom ata_generic vmwgfx sd_mod t10_pi sg ttm drm_kms_helper crc32c_intel syscopyarea sysfillrect sysimgblt fb_sys_fops serio_raw drm ahci libahci ata_piix libata vmxnet3 vmw_pvscsi dm_mirror dm_region_hash dm_log dm_mod fuse