Olga Kornievskaia
9b332c7229
SUNRPC: add a missing rpc_stat for TCP TLS ...
[ Upstream commit 8e088a20dbe33919695a8082c0b32deb62d23b4a ]
Commit 1548036ef120 ("nfs: make the rpc_stat per net namespace") added
functionality to specify rpc_stats function but missed adding it to the
TCP TLS functionality. As the result, mounting with xprtsec=tls lead to
the following kernel oops.
[ 128.984192] Unable to handle kernel NULL pointer dereference at
virtual address 000000000000001c
[ 128.985058] Mem abort info:
[ 128.985372] ESR = 0x0000000096000004
[ 128.985709] EC = 0x25: DABT (current EL), IL = 32 bits
[ 128.986176] SET = 0, FnV = 0
[ 128.986521] EA = 0, S1PTW = 0
[ 128.986804] FSC = 0x04: level 0 translation fault
[ 128.987229] Data abort info:
[ 128.987597] ISV = 0, ISS = 0x00000004, ISS2 = 0x00000000
[ 128.988169] CM = 0, WnR = 0, TnD = 0, TagAccess = 0
[ 128.988811] GCS = 0, Overlay = 0, DirtyBit = 0, Xs = 0
[ 128.989302] user pgtable: 4k pages, 48-bit VAs, pgdp=0000000106c84000
[ 128.990048] [000000000000001c] pgd=0000000000000000, p4d=0000000000000000
[ 128.990736] Internal error: Oops: 0000000096000004 [#1 ] SMP
[ 128.991168] Modules linked in: nfs_layout_nfsv41_files
rpcsec_gss_krb5 auth_rpcgss nfsv4 dns_resolver nfs lockd grace netfs
uinput dm_mod nft_fib_inet nft_fib_ipv4 nft_fib_ipv6 nft_fib
nft_reject_inet nf_reject_ipv4 nf_reject_ipv6 nft_reject nft_ct
nft_chain_nat nf_nat nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 rfkill
ip_set nf_tables nfnetlink qrtr vsock_loopback
vmw_vsock_virtio_transport_common vmw_vsock_vmci_transport vsock
sunrpc vfat fat uvcvideo videobuf2_vmalloc videobuf2_memops uvc
videobuf2_v4l2 videodev videobuf2_common mc vmw_vmci xfs libcrc32c
e1000e crct10dif_ce ghash_ce sha2_ce vmwgfx nvme sha256_arm64
nvme_core sr_mod cdrom sha1_ce drm_ttm_helper ttm drm_kms_helper drm
sg fuse
[ 128.996466] CPU: 0 PID: 179 Comm: kworker/u4:26 Kdump: loaded Not
tainted 6.8.0-rc6+ #12
[ 128.997226] Hardware name: VMware, Inc. VMware20,1/VBSA, BIOS
VMW201.00V.21805430.BA64.2305221830 05/22/2023
[ 128.998084] Workqueue: xprtiod xs_tcp_tls_setup_socket [sunrpc]
[ 128.998701] pstate: 81400005 (Nzcv daif +PAN -UAO -TCO +DIT -SSBS BTYPE=--)
[ 128.999384] pc : call_start+0x74/0x138 [sunrpc]
[ 128.999809] lr : __rpc_execute+0xb8/0x3e0 [sunrpc]
[ 129.000244] sp : ffff8000832b3a00
[ 129.000508] x29: ffff8000832b3a00 x28: ffff800081ac79c0 x27: ffff800081ac7000
[ 129.001111] x26: 0000000004248060 x25: 0000000000000000 x24: ffff800081596008
[ 129.001757] x23: ffff80007b087240 x22: ffff00009a509d30 x21: 0000000000000000
[ 129.002345] x20: ffff000090075600 x19: ffff00009a509d00 x18: ffffffffffffffff
[ 129.002912] x17: 733d4d4554535953 x16: 42555300312d746e x15: ffff8000832b3a88
[ 129.003464] x14: ffffffffffffffff x13: ffff8000832b3a7d x12: 0000000000000008
[ 129.004021] x11: 0101010101010101 x10: ffff8000150cb560 x9 : ffff80007b087c00
[ 129.004577] x8 : ffff00009a509de0 x7 : 0000000000000000 x6 : 00000000be8c4ee3
[ 129.005026] x5 : 0000000000000000 x4 : 0000000000000000 x3 : ffff000094d56680
[ 129.005425] x2 : ffff80007b0637f8 x1 : ffff000090075600 x0 : ffff00009a509d00
[ 129.005824] Call trace:
[ 129.005967] call_start+0x74/0x138 [sunrpc]
[ 129.006233] __rpc_execute+0xb8/0x3e0 [sunrpc]
[ 129.006506] rpc_execute+0x160/0x1d8 [sunrpc]
[ 129.006778] rpc_run_task+0x148/0x1f8 [sunrpc]
[ 129.007204] tls_probe+0x80/0xd0 [sunrpc]
[ 129.007460] rpc_ping+0x28/0x80 [sunrpc]
[ 129.007715] rpc_create_xprt+0x134/0x1a0 [sunrpc]
[ 129.007999] rpc_create+0x128/0x2a0 [sunrpc]
[ 129.008264] xs_tcp_tls_setup_socket+0xdc/0x508 [sunrpc]
[ 129.008583] process_one_work+0x174/0x3c8
[ 129.008813] worker_thread+0x2c8/0x3e0
[ 129.009033] kthread+0x100/0x110
[ 129.009225] ret_from_fork+0x10/0x20
[ 129.009432] Code: f0ffffc2 911fe042 aa1403e1 aa1303e0 (b9401c83)
Fixes: 1548036ef120 ("nfs: make the rpc_stat per net namespace")
Signed-off-by: Olga Kornievskaia <kolga@netapp.com>
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
Signed-off-by: Sasha Levin <sashal@kernel.org>
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9b332c7229