[{"id":3682777,"web_url":"http://patchwork.ozlabs.org/comment/3682777/","msgid":"","list_archive_url":null,"date":"2026-04-27T15:30:08","subject":"Re: [Intel-wired-lan] [PATCH net] ice: fix stats array overflow\n when VF requests more queues","submitter":{"id":75597,"url":"http://patchwork.ozlabs.org/api/people/75597/","name":"Loktionov, Aleksandr","email":"aleksandr.loktionov@intel.com"},"content":"> -----Original Message-----\n> From: Intel-wired-lan On Behalf\n> Of Michal Schmidt\n> Sent: Monday, April 27, 2026 5:18 PM\n> To: Nguyen, Anthony L ; Kitszel,\n> Przemyslaw ; Andrew Lunn\n> ; David S. Miller ; Eric\n> Dumazet ; Jakub Kicinski ; Paolo\n> Abeni ; Keller, Jacob E ;\n> Oros, Petr \n> Cc: intel-wired-lan@lists.osuosl.org; netdev@vger.kernel.org; linux-\n> kernel@vger.kernel.org\n> Subject: [Intel-wired-lan] [PATCH net] ice: fix stats array overflow\n> when VF requests more queues\n> \n> When a VF increases its queue count via VIRTCHNL_OP_REQUEST_QUEUES,\n> ice_vc_request_qs_msg() sets vf->num_req_qs and triggers a VF reset.\n> The reset calls ice_vf_reconfig_vsi(), which does ice_vsi_decfg()\n> followed by ice_vsi_cfg(). ice_vsi_decfg() does not free the per-ring\n> stats arrays. Inside ice_vsi_cfg_def(), ice_vsi_set_num_qs() updates\n> alloc_txq/alloc_rxq to the new larger value, but\n> ice_vsi_alloc_stat_arrays() returns early because the stats already\n> exist. ice_vsi_alloc_ring_stats() then iterates using the new larger\n> alloc_txq and writes beyond the bounds of the old, smaller\n> tx_ring_stats/rx_ring_stats pointer arrays, corrupting adjacent SLUB\n> metadata.\n> \n> KASAN detects the bug:\n> ==================================================================\n> BUG: KASAN: slab-out-of-bounds in\n> ice_vsi_alloc_ring_stats+0x385/0x4a0 [ice] Read of size 8 at addr\n> ffff88810affea60 by task kworker/u131:7/221\n> \n> CPU: 24 UID: 0 PID: 221 Comm: kworker/u131:7 Not tainted 7.1.0-rc1+\n> #1 PREEMPT(lazy) ...\n> Workqueue: ice ice_service_task [ice]\n> Call Trace:\n> \n> ...\n> kasan_report+0xd7/0x120\n> ice_vsi_alloc_ring_stats+0x385/0x4a0 [ice]\n> ice_vsi_cfg_def+0x12e2/0x2060 [ice]\n> ice_vsi_cfg+0xb5/0x3c0 [ice]\n> ice_reset_vf+0x858/0xf80 [ice]\n> ice_vc_request_qs_msg+0x1da/0x290 [ice]\n> ice_vc_process_vf_msg+0xb15/0x1430 [ice]\n> __ice_clean_ctrlq+0x70d/0x9d0 [ice]\n> ice_service_task+0x840/0xf20 [ice]\n> process_one_work+0x690/0xff0\n> worker_thread+0x4d9/0xd20\n> kthread+0x322/0x410\n> ret_from_fork+0x332/0x660\n> ret_from_fork_asm+0x1a/0x30\n> \n> \n> Allocated by task 2439:\n> kasan_save_stack+0x1c/0x40\n> kasan_save_track+0x10/0x30\n> __kasan_kmalloc+0x96/0xb0\n> __kmalloc_noprof+0x1d8/0x580\n> ice_vsi_cfg_def+0x115c/0x2060 [ice]\n> ice_vsi_cfg+0xb5/0x3c0 [ice]\n> ice_vsi_setup+0x180/0x320 [ice]\n> ice_start_vfs+0x1f3/0x590 [ice]\n> ice_ena_vfs+0x66d/0x798 [ice]\n> ice_sriov_configure.cold+0xe4/0x121 [ice]\n> sriov_numvfs_store+0x279/0x480\n> kernfs_fop_write_iter+0x331/0x4f0\n> vfs_write+0x4c4/0xe40\n> ksys_write+0x10c/0x240\n> do_syscall_64+0xd9/0x650\n> entry_SYSCALL_64_after_hwframe+0x76/0x7e\n> \n> The buggy address belongs to the object at ffff88810affea40\n> which belongs to the cache kmalloc-32 of size 32 The\n> buggy address is located 0 bytes to the right of\n> allocated 32-byte region [ffff88810affea40,\n> ffff88810affea60) ...\n> ==================================================================\n> \n> ice_vsi_rebuild() handles this correctly by calling\n> ice_vsi_realloc_stat_arrays() before reconfiguration, but\n> ice_vf_reconfig_vsi() was missing this call.\n> \n> Fix by calling ice_vsi_realloc_stat_arrays() in ice_vf_reconfig_vsi()\n> before ice_vsi_decfg(), mirroring the ice_vsi_rebuild() pattern. Set\n> vsi->req_txq/req_rxq from vf->num_req_qs so the realloc function knows\n> the target array size.\n> \n> See the linked RHEL Jira item for a reproducer.\n> \n> Fixes: 2a2cb4c6c181 (\"ice: replace ice_vf_recreate_vsi() with\n> ice_vf_reconfig_vsi()\")\n> Closes: https://redhat.atlassian.net/browse/RHEL-164321\nNot sure are links to local JIRAs are acceptable in kernel?\n\nWhy no Cc: stable@vger.kernel.org? \n\nReviewed-by: Aleksandr Loktionov \n\n> Signed-off-by: Michal Schmidt \n> Assisted-by: Claude:claude-opus-4-6 semcode\n> ---\n> drivers/net/ethernet/intel/ice/ice_lib.c | 2 +-\n> drivers/net/ethernet/intel/ice/ice_lib.h | 1 +\n> drivers/net/ethernet/intel/ice/ice_vf_lib.c | 7 +++++++\n> 3 files changed, 9 insertions(+), 1 deletion(-)\n> \n> diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c\n> b/drivers/net/ethernet/intel/ice/ice_lib.c\n> index 837b71b7b2b7..fc78176a2a8d 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_lib.c\n> +++ b/drivers/net/ethernet/intel/ice/ice_lib.c\n> @@ -3015,7 +3015,7 @@ ice_vsi_rebuild_set_coalesce(struct ice_vsi\n> *vsi,\n> * ice_vsi_realloc_stat_arrays - Frees unused stat structures or\n> alloc new ones\n> * @vsi: VSI pointer\n> */\n> -static int\n> +int\n> ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi) {\n> \tu16 req_txq = vsi->req_txq ? vsi->req_txq : vsi->alloc_txq;\n> diff --git a/drivers/net/ethernet/intel/ice/ice_lib.h\n> b/drivers/net/ethernet/intel/ice/ice_lib.h\n> index 49454d98dcfe..6f7da84384e5 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_lib.h\n> +++ b/drivers/net/ethernet/intel/ice/ice_lib.h\n> @@ -66,6 +66,7 @@ int ice_ena_vsi(struct ice_vsi *vsi, bool locked);\n> void ice_vsi_decfg(struct ice_vsi *vsi); void ice_dis_vsi(struct\n> ice_vsi *vsi, bool locked);\n> \n> +int ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi);\n> int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags); int\n> ice_vsi_cfg(struct ice_vsi *vsi); struct ice_vsi\n> *ice_vsi_alloc(struct ice_pf *pf); diff --git\n> a/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> index 772f6b07340d..9edb2c14f553 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> @@ -268,6 +268,13 @@ static int ice_vf_reconfig_vsi(struct ice_vf *vf)\n> \n> \tvsi->flags = ICE_VSI_FLAG_NO_INIT;\n> \n> +\tvsi->req_txq = vf->num_req_qs;\n> +\tvsi->req_rxq = vf->num_req_qs;\n> +\n> +\terr = ice_vsi_realloc_stat_arrays(vsi);\n> +\tif (err)\n> +\t\treturn err;\n> +\n> \tice_vsi_decfg(vsi);\n> \tice_fltr_remove_all(vsi);\n> \n> --\n> 2.54.0","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=sy+0+HC7;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=2605:bc80:3010::137; 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Sorry!\n\nMichal\n\n> Reviewed-by: Aleksandr Loktionov \n>\n> > Signed-off-by: Michal Schmidt \n> > Assisted-by: Claude:claude-opus-4-6 semcode\n> > ---\n> > drivers/net/ethernet/intel/ice/ice_lib.c | 2 +-\n> > drivers/net/ethernet/intel/ice/ice_lib.h | 1 +\n> > drivers/net/ethernet/intel/ice/ice_vf_lib.c | 7 +++++++\n> > 3 files changed, 9 insertions(+), 1 deletion(-)\n> >\n> > diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c\n> > b/drivers/net/ethernet/intel/ice/ice_lib.c\n> > index 837b71b7b2b7..fc78176a2a8d 100644\n> > --- a/drivers/net/ethernet/intel/ice/ice_lib.c\n> > +++ b/drivers/net/ethernet/intel/ice/ice_lib.c\n> > @@ -3015,7 +3015,7 @@ ice_vsi_rebuild_set_coalesce(struct ice_vsi\n> > *vsi,\n> > * ice_vsi_realloc_stat_arrays - Frees unused stat structures or\n> > alloc new ones\n> > * @vsi: VSI pointer\n> > */\n> > -static int\n> > +int\n> > ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi) {\n> > u16 req_txq = vsi->req_txq ? vsi->req_txq : vsi->alloc_txq;\n> > diff --git a/drivers/net/ethernet/intel/ice/ice_lib.h\n> > b/drivers/net/ethernet/intel/ice/ice_lib.h\n> > index 49454d98dcfe..6f7da84384e5 100644\n> > --- a/drivers/net/ethernet/intel/ice/ice_lib.h\n> > +++ b/drivers/net/ethernet/intel/ice/ice_lib.h\n> > @@ -66,6 +66,7 @@ int ice_ena_vsi(struct ice_vsi *vsi, bool locked);\n> > void ice_vsi_decfg(struct ice_vsi *vsi); void ice_dis_vsi(struct\n> > ice_vsi *vsi, bool locked);\n> >\n> > +int ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi);\n> > int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags); int\n> > ice_vsi_cfg(struct ice_vsi *vsi); struct ice_vsi\n> > *ice_vsi_alloc(struct ice_pf *pf); diff --git\n> > a/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> > b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> > index 772f6b07340d..9edb2c14f553 100644\n> > --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> > +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> > @@ -268,6 +268,13 @@ static int ice_vf_reconfig_vsi(struct ice_vf *vf)\n> >\n> > vsi->flags = ICE_VSI_FLAG_NO_INIT;\n> >\n> > + vsi->req_txq = vf->num_req_qs;\n> > + vsi->req_rxq = vf->num_req_qs;\n> > +\n> > + err = ice_vsi_realloc_stat_arrays(vsi);\n> > + if (err)\n> > + return err;\n> > +\n> > ice_vsi_decfg(vsi);\n> > ice_fltr_remove_all(vsi);\n> >\n> > --\n> > 2.54.0\n>","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=XZWAqtET;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=2605:bc80:3010::138; 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Miller\" ","Errors-To":"intel-wired-lan-bounces@osuosl.org","Sender":"\"Intel-wired-lan\" "}},{"id":3683039,"web_url":"http://patchwork.ozlabs.org/comment/3683039/","msgid":"<1108c3d8-df01-4a6b-a616-87c5940d5e15@intel.com>","list_archive_url":null,"date":"2026-04-27T23:08:39","subject":"Re: [Intel-wired-lan] [PATCH net] ice: fix stats array overflow\n when VF requests more queues","submitter":{"id":9784,"url":"http://patchwork.ozlabs.org/api/people/9784/","name":"Jacob Keller","email":"jacob.e.keller@intel.com"},"content":"On 4/27/2026 12:32 PM, Michal Schmidt wrote:\n> On Mon, Apr 27, 2026 at 5:30 PM Loktionov, Aleksandr\n> wrote:\n>> Why no Cc: stable@vger.kernel.org?\n> \n> Apparently I still have not internalized the removal of the netdev\n> special stable handling from 5 years ago. Sorry!\n> \n> Michal\n> \nOld habbits take a while to change :D","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=a5iyYNQJ;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=140.211.166.138; helo=smtp1.osuosl.org;\n envelope-from=intel-wired-lan-bounces@osuosl.org;\n receiver=patchwork.ozlabs.org)"],"Received":["from smtp1.osuosl.org (smtp1.osuosl.org [140.211.166.138])\n\t(using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)\n\t key-exchange x25519 server-signature ECDSA (secp384r1) server-digest SHA384)\n\t(No client certificate requested)\n\tby legolas.ozlabs.org (Postfix) with ESMTPS id 4g4K4y3WvDz1yHX\n\tfor ; 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a=rsa-sha256; c=relaxed/simple;\n d=intel.com; i=@intel.com; q=dns/txt; s=Intel;\n t=1777331337; x=1808867337;\n h=message-id:date:subject:to:cc:references:from:\n in-reply-to:content-transfer-encoding:mime-version;\n bh=E6875dHXjoRZMngdfMF6YCLFmA76IeyJDs/3ho40dMA=;\n b=MZoeA7p+lVsMsZcpk6xCcmMZgJq4Ai4hZRxr+XylaJHeJ6enbdfOYW/X\n x1nA09g7jNEj4T1lDT2g4lMkGzzk5dFnmv5Upui5Btm193c7PAS+e2C+Q\n DuT3J+RlaEdOQ7f0WtuW2DsqkTV2IUwhjVeHniuw07UjOVzw1fF1OiqCu\n 2+jkfwofj1+beFCHpSlaCC5F/1kcB9PAK6Wr04+p1L+I9OPej3nni5XMO\n gPUbcb/6euFPhq7LMeFtqjy3F8CA0aQ0fq0iENtkyp0ytTpsTcpC37yJF\n 0Z4BR0Dr+yoFom8PMtakpGCUl/KwRr3GhomXT34y1IGHGMlE0lbg/BhWL\n Q==;","X-Mailman-Original-Authentication-Results":["smtp1.osuosl.org;\n dmarc=pass (p=none dis=none)\n header.from=intel.com","smtp1.osuosl.org;\n dkim=pass (2048-bit key,\n unprotected) header.d=intel.com header.i=@intel.com header.a=rsa-sha256\n header.s=Intel header.b=MZoeA7p+","dkim=none (message not signed)\n header.d=none;dmarc=none action=none header.from=intel.com;"],"Subject":"Re: [Intel-wired-lan] [PATCH net] ice: fix stats array overflow\n when VF requests more queues","X-BeenThere":"intel-wired-lan@osuosl.org","X-Mailman-Version":"2.1.30","Precedence":"list","List-Id":"Intel Wired Ethernet Linux Kernel Driver Development\n ","List-Unsubscribe":",\n ","List-Archive":"","List-Post":"","List-Help":"","List-Subscribe":",\n ","Cc":"\"Kitszel, Przemyslaw\" ,\n \"linux-kernel@vger.kernel.org\" ,\n Andrew Lunn , Eric Dumazet ,\n \"netdev@vger.kernel.org\" , \"Nguyen,\n Anthony L\" ,\n \"intel-wired-lan@lists.osuosl.org\" , Jakub\n Kicinski , Paolo Abeni , \"David\n S. Miller\" ","Errors-To":"intel-wired-lan-bounces@osuosl.org","Sender":"\"Intel-wired-lan\" "}},{"id":3683486,"web_url":"http://patchwork.ozlabs.org/comment/3683486/","msgid":"<2106884f-6914-437f-84eb-262581b9fef7@intel.com>","list_archive_url":null,"date":"2026-04-28T13:59:46","subject":"Re: [Intel-wired-lan] [PATCH net] ice: fix stats array overflow\n when VF requests more queues","submitter":{"id":85252,"url":"http://patchwork.ozlabs.org/api/people/85252/","name":"Przemek Kitszel","email":"przemyslaw.kitszel@intel.com"},"content":"On 4/27/26 17:18, Michal Schmidt wrote:\n> When a VF increases its queue count via VIRTCHNL_OP_REQUEST_QUEUES,\n> ice_vc_request_qs_msg() sets vf->num_req_qs and triggers a VF reset.\n> The reset calls ice_vf_reconfig_vsi(), which does ice_vsi_decfg()\n> followed by ice_vsi_cfg(). ice_vsi_decfg() does not free the per-ring\n> stats arrays. Inside ice_vsi_cfg_def(), ice_vsi_set_num_qs() updates\n> alloc_txq/alloc_rxq to the new larger value, but\n> ice_vsi_alloc_stat_arrays() returns early because the stats already\n> exist. ice_vsi_alloc_ring_stats() then iterates using the new larger\n> alloc_txq and writes beyond the bounds of the old, smaller\n> tx_ring_stats/rx_ring_stats pointer arrays, corrupting adjacent SLUB\n> metadata.\n> \n\nthank you for reproducing the bug, it is exactly the situation that\nI was facing\nhave you tried with my proposed (unfortunately not public yet) fix\nto just combine ice_vsi_alloc_stat_arrays() and\nice_vsi_realloc_stat_arrays() into one function?\n\nI will check yours too, but need to rebuild.\n\n> KASAN detects the bug:\n> ==================================================================\n> BUG: KASAN: slab-out-of-bounds in ice_vsi_alloc_ring_stats+0x385/0x4a0 [ice]\n> Read of size 8 at addr ffff88810affea60 by task kworker/u131:7/221\n> \n> CPU: 24 UID: 0 PID: 221 Comm: kworker/u131:7 Not tainted 7.1.0-rc1+ #1 PREEMPT(lazy)\n> ...\n> Workqueue: ice ice_service_task [ice]\n> Call Trace:\n> \n> ...\n> kasan_report+0xd7/0x120\n> ice_vsi_alloc_ring_stats+0x385/0x4a0 [ice]\n> ice_vsi_cfg_def+0x12e2/0x2060 [ice]\n> ice_vsi_cfg+0xb5/0x3c0 [ice]\n> ice_reset_vf+0x858/0xf80 [ice]\n> ice_vc_request_qs_msg+0x1da/0x290 [ice]\n> ice_vc_process_vf_msg+0xb15/0x1430 [ice]\n> __ice_clean_ctrlq+0x70d/0x9d0 [ice]\n> ice_service_task+0x840/0xf20 [ice]\n> process_one_work+0x690/0xff0\n> worker_thread+0x4d9/0xd20\n> kthread+0x322/0x410\n> ret_from_fork+0x332/0x660\n> ret_from_fork_asm+0x1a/0x30\n> \n> \n> Allocated by task 2439:\n> kasan_save_stack+0x1c/0x40\n> kasan_save_track+0x10/0x30\n> __kasan_kmalloc+0x96/0xb0\n> __kmalloc_noprof+0x1d8/0x580\n> ice_vsi_cfg_def+0x115c/0x2060 [ice]\n> ice_vsi_cfg+0xb5/0x3c0 [ice]\n> ice_vsi_setup+0x180/0x320 [ice]\n> ice_start_vfs+0x1f3/0x590 [ice]\n> ice_ena_vfs+0x66d/0x798 [ice]\n> ice_sriov_configure.cold+0xe4/0x121 [ice]\n> sriov_numvfs_store+0x279/0x480\n> kernfs_fop_write_iter+0x331/0x4f0\n> vfs_write+0x4c4/0xe40\n> ksys_write+0x10c/0x240\n> do_syscall_64+0xd9/0x650\n> entry_SYSCALL_64_after_hwframe+0x76/0x7e\n> \n> The buggy address belongs to the object at ffff88810affea40\n> which belongs to the cache kmalloc-32 of size 32\n> The buggy address is located 0 bytes to the right of\n> allocated 32-byte region [ffff88810affea40, ffff88810affea60)\n> ...\n> ==================================================================\n> \n> ice_vsi_rebuild() handles this correctly by calling\n> ice_vsi_realloc_stat_arrays() before reconfiguration, but\n> ice_vf_reconfig_vsi() was missing this call.\n> \n> Fix by calling ice_vsi_realloc_stat_arrays() in ice_vf_reconfig_vsi()\n> before ice_vsi_decfg(), mirroring the ice_vsi_rebuild() pattern. Set\n> vsi->req_txq/req_rxq from vf->num_req_qs so the realloc function knows\n> the target array size.\n> \n> See the linked RHEL Jira item for a reproducer.\n> \n> Fixes: 2a2cb4c6c181 (\"ice: replace ice_vf_recreate_vsi() with ice_vf_reconfig_vsi()\")\n> Closes: https://redhat.atlassian.net/browse/RHEL-164321\n> Signed-off-by: Michal Schmidt \n> Assisted-by: Claude:claude-opus-4-6 semcode\n> ---\n> drivers/net/ethernet/intel/ice/ice_lib.c | 2 +-\n> drivers/net/ethernet/intel/ice/ice_lib.h | 1 +\n> drivers/net/ethernet/intel/ice/ice_vf_lib.c | 7 +++++++\n> 3 files changed, 9 insertions(+), 1 deletion(-)\n> \n> diff --git a/drivers/net/ethernet/intel/ice/ice_lib.c b/drivers/net/ethernet/intel/ice/ice_lib.c\n> index 837b71b7b2b7..fc78176a2a8d 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_lib.c\n> +++ b/drivers/net/ethernet/intel/ice/ice_lib.c\n> @@ -3015,7 +3015,7 @@ ice_vsi_rebuild_set_coalesce(struct ice_vsi *vsi,\n> * ice_vsi_realloc_stat_arrays - Frees unused stat structures or alloc new ones\n> * @vsi: VSI pointer\n> */\n> -static int\n> +int\n> ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi)\n> {\n> \tu16 req_txq = vsi->req_txq ? vsi->req_txq : vsi->alloc_txq;\n> diff --git a/drivers/net/ethernet/intel/ice/ice_lib.h b/drivers/net/ethernet/intel/ice/ice_lib.h\n> index 49454d98dcfe..6f7da84384e5 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_lib.h\n> +++ b/drivers/net/ethernet/intel/ice/ice_lib.h\n> @@ -66,6 +66,7 @@ int ice_ena_vsi(struct ice_vsi *vsi, bool locked);\n> void ice_vsi_decfg(struct ice_vsi *vsi);\n> void ice_dis_vsi(struct ice_vsi *vsi, bool locked);\n> \n> +int ice_vsi_realloc_stat_arrays(struct ice_vsi *vsi);\n> int ice_vsi_rebuild(struct ice_vsi *vsi, u32 vsi_flags);\n> int ice_vsi_cfg(struct ice_vsi *vsi);\n> struct ice_vsi *ice_vsi_alloc(struct ice_pf *pf);\n> diff --git a/drivers/net/ethernet/intel/ice/ice_vf_lib.c b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> index 772f6b07340d..9edb2c14f553 100644\n> --- a/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> +++ b/drivers/net/ethernet/intel/ice/ice_vf_lib.c\n> @@ -268,6 +268,13 @@ static int ice_vf_reconfig_vsi(struct ice_vf *vf)\n> \n> \tvsi->flags = ICE_VSI_FLAG_NO_INIT;\n> \n> +\tvsi->req_txq = vf->num_req_qs;\n> +\tvsi->req_rxq = vf->num_req_qs;\n> +\n> +\terr = ice_vsi_realloc_stat_arrays(vsi);\n> +\tif (err)\n> +\t\treturn err;\n> +\n> \tice_vsi_decfg(vsi);\n> \tice_fltr_remove_all(vsi);\n>","headers":{"Return-Path":"","X-Original-To":["incoming@patchwork.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Delivered-To":["patchwork-incoming@legolas.ozlabs.org","intel-wired-lan@lists.osuosl.org"],"Authentication-Results":["legolas.ozlabs.org;\n\tdkim=pass (2048-bit key;\n unprotected) header.d=osuosl.org header.i=@osuosl.org header.a=rsa-sha256\n header.s=default header.b=F0N6MMI1;\n\tdkim-atps=neutral","legolas.ozlabs.org;\n spf=pass (sender SPF authorized) smtp.mailfrom=osuosl.org\n (client-ip=2605:bc80:3010::138; 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