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01f95500a162fca88cefab9ed64ceded5afabc12
linux/drivers/infiniband/core
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Shay Drory 9a0e6f1502 RDMA/core: Silence oversized kvmalloc() warning 
syzkaller triggered an oversized kvmalloc() warning.
Silence it by adding __GFP_NOWARN.

syzkaller log:
 WARNING: CPU: 7 PID: 518 at mm/util.c:665 __kvmalloc_node_noprof+0x175/0x180
 CPU: 7 UID: 0 PID: 518 Comm: c_repro Not tainted 6.11.0-rc6+ #6
 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.13.0-0-gf21b5a4aeb02-prebuilt.qemu.org 04/01/2014
 RIP: 0010:__kvmalloc_node_noprof+0x175/0x180
 RSP: 0018:ffffc90001e67c10 EFLAGS: 00010246
 RAX: 0000000000000100 RBX: 0000000000000400 RCX: ffffffff8149d46b
 RDX: 0000000000000000 RSI: ffff8881030fae80 RDI: 0000000000000002
 RBP: 000000712c800000 R08: 0000000000000100 R09: 0000000000000000
 R10: ffffc90001e67c10 R11: 0030ae0601000000 R12: 0000000000000000
 R13: 0000000000000000 R14: 00000000ffffffff R15: 0000000000000000
 FS:  00007fde79159740(0000) GS:ffff88813bdc0000(0000) knlGS:0000000000000000
 CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
 CR2: 0000000020000180 CR3: 0000000105eb4005 CR4: 00000000003706b0
 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
 Call Trace:
  <TASK>
  ib_umem_odp_get+0x1f6/0x390
  mlx5_ib_reg_user_mr+0x1e8/0x450
  ib_uverbs_reg_mr+0x28b/0x440
  ib_uverbs_write+0x7d3/0xa30
  vfs_write+0x1ac/0x6c0
  ksys_write+0x134/0x170
  ? __sanitizer_cov_trace_pc+0x1c/0x50
  do_syscall_64+0x50/0x110
  entry_SYSCALL_64_after_hwframe+0x76/0x7e

Fixes: 37824952dc ("RDMA/odp: Use kvcalloc for the dma_list and page_list")
Signed-off-by: Shay Drory <shayd@nvidia.com>
Link: https://patch.msgid.link/c6cb92379de668be94894f49c2cfa40e73f94d56.1742388096.git.leonro@nvidia.com
Signed-off-by: Leon Romanovsky <leon@kernel.org>
2025-04-09 14:32:27 -04:00
..
addr.c
Revert "RDMA/core: Fix ENODEV error for iWARP test over vlan"
2024-11-12 09:53:11 -05:00
agent.c
RDMA/core: Create GSI QP only when CM is supported
2024-07-01 15:38:05 +03:00
agent.h
…
cache.c
IB/cache: Add log messages for IB device state changes
2025-02-06 03:40:50 -05:00
cgroup.c
treewide: Replace GPLv2 boilerplate/reference with SPDX - rule 288
2019-06-05 17:36:37 +02:00
cm_msgs.h
RDMA/core: Add necessary spaces
2021-04-12 14:52:22 -03:00
cm_trace.c
RDMA/cm: Replace pr_debug() call sites with tracepoints
2020-08-24 19:41:41 -03:00
cm_trace.h
trace: Relocate event helper files
2022-12-10 11:01:12 -05:00
cm.c
IB/cm: Rework sending DREQ when destroying a cm_id
2024-11-17 04:51:49 -05:00
cma_configfs.c
RDMA/cma: Fix truncation compilation warning in make_cma_ports
2023-09-18 11:52:10 +03:00
cma_priv.h
RDMA/core: Add an rb_tree that stores cm_ids sorted by ifindex and remote IP
2022-06-16 09:54:35 +03:00
cma_trace.c
RDMA/cma: Add trace points in RDMA Connection Manager
2020-01-07 16:10:53 -04:00
cma_trace.h
tracing/treewide: Remove second parameter of __assign_str()
2024-05-22 20:14:47 -04:00
cma.c
RDMA/cma: Fix workqueue crash in cma_netevent_work_handler
2025-04-09 07:23:08 -04:00
core_priv.h
RDMA/core: Remove unused declaration rdma_resolve_ip_route()
2024-08-19 15:19:52 -03:00
counters.c
RDMA/core: Pass port to counter bind/unbind operations
2025-03-18 06:18:46 -04:00
cq.c
RDMA/core: Delete useless module.h include
2022-01-28 13:03:12 -04:00
device.c
RDMA/core: Create and destroy rdma_counter using rdma_zalloc_drv_obj()
2025-03-18 06:18:37 -04:00
ib_core_uverbs.c
RDMA/core: Ensure that rdma_user_mmap_entry_remove() is a fence
2020-01-25 14:48:33 -04:00
iwcm.c
RDMA/core: Fixes infiniband sysctl bounds
2025-03-03 13:49:02 -05:00
iwcm.h
RDMA/core: Use refcount_t instead of atomic_t on refcount of iwcm_id_private
2021-06-08 14:35:44 -03:00
iwpm_msg.c
RDMA/iwpm: Rely on the rdma_nl_[un]register() to ensure that requests are valid
2021-07-30 10:01:41 -03:00
iwpm_util.c
RDMA: Remove unnecessary NULL values
2023-08-07 16:56:57 +03:00
iwpm_util.h
RDMA/core: Delete useless module.h include
2022-01-28 13:03:12 -04:00
lag.c
RDMA/core: Remove NULL check before dev_{put, hold}
2024-05-05 15:12:35 +03:00
mad_priv.h
RDMA/core: Remove refcount from struct ib_mad_snoop_private
2021-06-08 14:43:28 -03:00
mad_rmpp.c
RDMA/core: Remove redundant spaces
2021-04-12 14:56:48 -03:00
mad_rmpp.h
…
mad.c
IB/mad: Check available slots before posting receive WRs
2025-03-19 04:43:03 -04:00
Makefile
RDMA/uverbs: Introduce UCAP (User CAPabilities) API
2025-03-09 13:13:02 -04:00
mr_pool.c
Merge tag 'v5.2-rc6' into rdma.git for-next
2019-06-28 21:18:23 -03:00
multicast.c
RDMA/core: Use refcount_t instead of atomic_t on refcount of mcast_port
2021-06-08 14:45:07 -03:00
netlink.c
RDMA/nldev: Add support for RDMA monitoring
2024-09-13 08:29:14 +03:00
nldev.c
RDMA/core: Add support to optional-counters binding configuration
2025-03-18 06:18:42 -04:00
opa_smi.h
RDMA: Support more than 255 rdma ports
2021-03-26 09:31:21 -03:00
packer.c
…
rdma_core.c
RDMA/core: Move ib_uverbs_file struct to uverbs_types.h
2024-11-04 06:57:21 -05:00
rdma_core.h
IB/uverbs: Introduce create/destroy QP commands over ioctl
2020-05-21 20:39:36 -03:00
restrack.c
RDMA/core: Add an option to display driver-specific QPs in the rdmatool
2024-04-30 11:19:29 +03:00
restrack.h
RDMA/restrack: Improve readability in task name management
2020-09-22 19:47:35 -03:00
roce_gid_mgmt.c
RDMA/core: Implement RoCE GID port rescan and export delete function
2024-11-04 06:57:21 -05:00
rw.c
RDMA/core: Fix a couple of obvious typos in comments
2023-10-04 21:55:44 +03:00
sa_query.c
treewide: correct the typo 'retun'
2024-09-09 16:47:43 -07:00
sa.h
RDMA: Support more than 255 rdma ports
2021-03-26 09:31:21 -03:00
security.c
IB/core: Removed port validity check from ib_get_cached_subnet_prefix
2021-06-21 20:49:32 -03:00
smi.c
RDMA: Support more than 255 rdma ports
2021-03-26 09:31:21 -03:00
smi.h
RDMA: Support more than 255 rdma ports
2021-03-26 09:31:21 -03:00
sysfs.c
RDMA/core: Don't expose hw_counters outside of init net namespace
2025-03-03 07:14:48 -05:00
trace.c
RDMA/core: Clean up tracepoint headers
2020-07-06 14:54:46 -03:00
ucaps.c
RDMA/ucaps: Avoid format-security warning
2025-04-07 14:55:32 -03:00
ucma.c
RDMA/core: Fixes infiniband sysctl bounds
2025-03-03 13:49:02 -05:00
ud_header.c
RDMA/core: Remove unused ib_ud_header_unpack
2024-12-24 05:00:42 -05:00
umem_dmabuf.c
module: Convert symbol namespace to string literal
2024-12-02 11:34:44 -08:00
umem_odp.c
RDMA/core: Silence oversized kvmalloc() warning
2025-04-09 14:32:27 -04:00
umem.c
RDMA/core: Fix best page size finding when it can cross SG entries
2025-02-19 07:17:39 -05:00
user_mad.c
[tree-wide] finally take no_llseek out
2024-09-27 08:18:43 -07:00
uverbs_cmd.c
RDMA/uverbs: Propagate errors from rdma_lookup_get_uobject()
2025-03-13 08:26:37 -04:00
uverbs_ioctl.c
RDMA/uverbs: Avoid -Wflex-array-member-not-at-end warnings
2024-03-03 15:38:44 +02:00
uverbs_main.c
RDMA/uverbs: Introduce UCAP (User CAPabilities) API
2025-03-09 13:13:02 -04:00
uverbs_marshall.c
RDMA/core: Remove unused ib_copy_path_rec_from_user
2024-12-24 05:00:42 -05:00
uverbs_std_types_async_fd.c
RDMA/core: Make FD destroy callback void
2020-11-12 12:32:17 -04:00
uverbs_std_types_counters.c
IB/uverbs: Fix an potential error pointer dereference
2023-08-07 16:49:59 +03:00
uverbs_std_types_cq.c
RDMA: Pass entire uverbs attr bundle to create cq function
2024-06-27 16:28:21 -03:00
uverbs_std_types_device.c
RDMA/uverbs: Add support for UCAPs in context creation
2025-03-09 13:13:02 -04:00
uverbs_std_types_dm.c
RDMA/core: Postpone uobject cleanup on failure till FD close
2020-11-12 12:32:17 -04:00
uverbs_std_types_flow_action.c
RDMA/core: Delete IPsec flow action logic from the core
2022-04-09 08:25:06 +03:00
uverbs_std_types_mr.c
RDMA: Pass uverbs_attr_bundle as part of '.reg_user_mr_dmabuf' API
2024-08-11 11:12:50 +03:00
uverbs_std_types_qp.c
IB/uverbs: fix the typo of optional
2022-10-19 09:46:45 +03:00
uverbs_std_types_srq.c
RDMA/core: Postpone uobject cleanup on failure till FD close
2020-11-12 12:32:17 -04:00
uverbs_std_types_wq.c
RDMA/core: Postpone uobject cleanup on failure till FD close
2020-11-12 12:32:17 -04:00
uverbs_std_types.c
RDMA/core: Make FD destroy callback void
2020-11-12 12:32:17 -04:00
uverbs_uapi.c
RDMA/uverbs: Check for null return of kmalloc_array
2022-01-05 14:16:53 -04:00
uverbs.h
RDMA/core: Move ib_uverbs_file struct to uverbs_types.h
2024-11-04 06:57:21 -05:00
verbs.c
RDMA/core: Pass port to counter bind/unbind operations
2025-03-18 06:18:46 -04:00