2019-05-22 23:25:59

by dann frazier

[permalink] [raw]
Subject: [PATCH] ixgbe: Avoid NULL pointer dereference with VF on non-IPsec hw

An ipsec structure will not be allocated if the hardware does not support
offload. Fixes the following Oops:

[ 191.045452] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
[ 191.054232] Mem abort info:
[ 191.057014] ESR = 0x96000004
[ 191.060057] Exception class = DABT (current EL), IL = 32 bits
[ 191.065963] SET = 0, FnV = 0
[ 191.069004] EA = 0, S1PTW = 0
[ 191.072132] Data abort info:
[ 191.074999] ISV = 0, ISS = 0x00000004
[ 191.078822] CM = 0, WnR = 0
[ 191.081780] user pgtable: 4k pages, 48-bit VAs, pgdp = 0000000043d9e467
[ 191.088382] [0000000000000000] pgd=0000000000000000
[ 191.093252] Internal error: Oops: 96000004 [#1] SMP
[ 191.098119] Modules linked in: vhost_net vhost tap vfio_pci vfio_virqfd vfio_iommu_type1 vfio xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ipt_REJECT nf_reject_ipv4 xt_tcpudp bridge stp llc ebtable_filter devlink ebtables ip6table_filter ip6_tables iptable_filter bpfilter ipmi_ssif nls_iso8859_1 input_leds joydev ipmi_si hns_roce_hw_v2 ipmi_devintf hns_roce ipmi_msghandler cppc_cpufreq sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 ses enclosure btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_generic usbhid hid raid6_pq libcrc32c raid1 raid0 multipath linear ixgbevf hibmc_drm ttm
[ 191.168607] drm_kms_helper aes_ce_blk aes_ce_cipher syscopyarea crct10dif_ce sysfillrect ghash_ce qla2xxx sysimgblt sha2_ce sha256_arm64 hisi_sas_v3_hw fb_sys_fops sha1_ce uas nvme_fc mpt3sas ixgbe drm hisi_sas_main nvme_fabrics usb_storage hclge scsi_transport_fc ahci libsas hnae3 raid_class libahci xfrm_algo scsi_transport_sas mdio aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64
[ 191.202952] CPU: 94 PID: 0 Comm: swapper/94 Not tainted 4.19.0-rc1+ #11
[ 191.209553] Hardware name: Huawei D06 /D06, BIOS Hisilicon D06 UEFI RC0 - V1.20.01 04/26/2019
[ 191.218064] pstate: 20400089 (nzCv daIf +PAN -UAO)
[ 191.222873] pc : ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
[ 191.228093] lr : ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
[ 191.233044] sp : ffff000009b3bcd0
[ 191.236346] x29: ffff000009b3bcd0 x28: 0000000000000000
[ 191.241647] x27: ffff000009628000 x26: 0000000000000000
[ 191.246946] x25: ffff803f652d7600 x24: 0000000000000004
[ 191.252246] x23: ffff803f6a718900 x22: 0000000000000000
[ 191.257546] x21: 0000000000000000 x20: 0000000000000000
[ 191.262845] x19: 0000000000000000 x18: 0000000000000000
[ 191.268144] x17: 0000000000000000 x16: 0000000000000000
[ 191.273443] x15: 0000000000000000 x14: 0000000100000026
[ 191.278742] x13: 0000000100000025 x12: ffff8a5f7fbe0df0
[ 191.284042] x11: 000000010000000b x10: 0000000000000040
[ 191.289341] x9 : 0000000000001100 x8 : ffff803f6a824fd8
[ 191.294640] x7 : ffff803f6a825098 x6 : 0000000000000001
[ 191.299939] x5 : ffff000000f0ffc0 x4 : 0000000000000000
[ 191.305238] x3 : ffff000028c00000 x2 : ffff803f652d7600
[ 191.310538] x1 : 0000000000000000 x0 : ffff000000f205f0
[ 191.315838] Process swapper/94 (pid: 0, stack limit = 0x00000000addfed5a)
[ 191.322613] Call trace:
[ 191.325055] ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
[ 191.329927] ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
[ 191.334536] ixgbe_msix_other+0x274/0x330 [ixgbe]
[ 191.339233] __handle_irq_event_percpu+0x78/0x270
[ 191.343924] handle_irq_event_percpu+0x40/0x98
[ 191.348355] handle_irq_event+0x50/0xa8
[ 191.352180] handle_fasteoi_irq+0xbc/0x148
[ 191.356263] generic_handle_irq+0x34/0x50
[ 191.360259] __handle_domain_irq+0x68/0xc0
[ 191.364343] gic_handle_irq+0x84/0x180
[ 191.368079] el1_irq+0xe8/0x180
[ 191.371208] arch_cpu_idle+0x30/0x1a8
[ 191.374860] do_idle+0x1dc/0x2a0
[ 191.378077] cpu_startup_entry+0x2c/0x30
[ 191.381988] secondary_start_kernel+0x150/0x1e0
[ 191.386506] Code: 6b15003f 54000320 f1404a9f 54000060 (79400260)

Fixes: eda0333ac2930 ("ixgbe: add VF IPsec management")
Signed-off-by: dann frazier <[email protected]>
---
drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 3 +++
1 file changed, 3 insertions(+)

diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
index ff85ce5791a36..31629fc7e820f 100644
--- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
+++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
@@ -842,6 +842,9 @@ void ixgbe_ipsec_vf_clear(struct ixgbe_adapter *adapter, u32 vf)
struct ixgbe_ipsec *ipsec = adapter->ipsec;
int i;

+ if (!ipsec)
+ return;
+
/* search rx sa table */
for (i = 0; i < IXGBE_IPSEC_MAX_SA_COUNT && ipsec->num_rx_sa; i++) {
if (!ipsec->rx_tbl[i].used)
--
2.20.1


2019-05-23 00:32:29

by Shannon Nelson

[permalink] [raw]
Subject: Re: [PATCH] ixgbe: Avoid NULL pointer dereference with VF on non-IPsec hw

Acked-by: Shannon Nelson <[email protected]>

Thanks!
sln

On Wed, May 22, 2019 at 4:25 PM dann frazier <[email protected]> wrote:
>
> An ipsec structure will not be allocated if the hardware does not support
> offload. Fixes the following Oops:
>
> [ 191.045452] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
> [ 191.054232] Mem abort info:
> [ 191.057014] ESR = 0x96000004
> [ 191.060057] Exception class = DABT (current EL), IL = 32 bits
> [ 191.065963] SET = 0, FnV = 0
> [ 191.069004] EA = 0, S1PTW = 0
> [ 191.072132] Data abort info:
> [ 191.074999] ISV = 0, ISS = 0x00000004
> [ 191.078822] CM = 0, WnR = 0
> [ 191.081780] user pgtable: 4k pages, 48-bit VAs, pgdp = 0000000043d9e467
> [ 191.088382] [0000000000000000] pgd=0000000000000000
> [ 191.093252] Internal error: Oops: 96000004 [#1] SMP
> [ 191.098119] Modules linked in: vhost_net vhost tap vfio_pci vfio_virqfd vfio_iommu_type1 vfio xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ipt_REJECT nf_reject_ipv4 xt_tcpudp bridge stp llc ebtable_filter devlink ebtables ip6table_filter ip6_tables iptable_filter bpfilter ipmi_ssif nls_iso8859_1 input_leds joydev ipmi_si hns_roce_hw_v2 ipmi_devintf hns_roce ipmi_msghandler cppc_cpufreq sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 ses enclosure btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_generic usbhid hid raid6_pq libcrc32c raid1 raid0 multipath linear ixgbevf hibmc_drm ttm
> [ 191.168607] drm_kms_helper aes_ce_blk aes_ce_cipher syscopyarea crct10dif_ce sysfillrect ghash_ce qla2xxx sysimgblt sha2_ce sha256_arm64 hisi_sas_v3_hw fb_sys_fops sha1_ce uas nvme_fc mpt3sas ixgbe drm hisi_sas_main nvme_fabrics usb_storage hclge scsi_transport_fc ahci libsas hnae3 raid_class libahci xfrm_algo scsi_transport_sas mdio aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64
> [ 191.202952] CPU: 94 PID: 0 Comm: swapper/94 Not tainted 4.19.0-rc1+ #11
> [ 191.209553] Hardware name: Huawei D06 /D06, BIOS Hisilicon D06 UEFI RC0 - V1.20.01 04/26/2019
> [ 191.218064] pstate: 20400089 (nzCv daIf +PAN -UAO)
> [ 191.222873] pc : ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
> [ 191.228093] lr : ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
> [ 191.233044] sp : ffff000009b3bcd0
> [ 191.236346] x29: ffff000009b3bcd0 x28: 0000000000000000
> [ 191.241647] x27: ffff000009628000 x26: 0000000000000000
> [ 191.246946] x25: ffff803f652d7600 x24: 0000000000000004
> [ 191.252246] x23: ffff803f6a718900 x22: 0000000000000000
> [ 191.257546] x21: 0000000000000000 x20: 0000000000000000
> [ 191.262845] x19: 0000000000000000 x18: 0000000000000000
> [ 191.268144] x17: 0000000000000000 x16: 0000000000000000
> [ 191.273443] x15: 0000000000000000 x14: 0000000100000026
> [ 191.278742] x13: 0000000100000025 x12: ffff8a5f7fbe0df0
> [ 191.284042] x11: 000000010000000b x10: 0000000000000040
> [ 191.289341] x9 : 0000000000001100 x8 : ffff803f6a824fd8
> [ 191.294640] x7 : ffff803f6a825098 x6 : 0000000000000001
> [ 191.299939] x5 : ffff000000f0ffc0 x4 : 0000000000000000
> [ 191.305238] x3 : ffff000028c00000 x2 : ffff803f652d7600
> [ 191.310538] x1 : 0000000000000000 x0 : ffff000000f205f0
> [ 191.315838] Process swapper/94 (pid: 0, stack limit = 0x00000000addfed5a)
> [ 191.322613] Call trace:
> [ 191.325055] ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
> [ 191.329927] ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
> [ 191.334536] ixgbe_msix_other+0x274/0x330 [ixgbe]
> [ 191.339233] __handle_irq_event_percpu+0x78/0x270
> [ 191.343924] handle_irq_event_percpu+0x40/0x98
> [ 191.348355] handle_irq_event+0x50/0xa8
> [ 191.352180] handle_fasteoi_irq+0xbc/0x148
> [ 191.356263] generic_handle_irq+0x34/0x50
> [ 191.360259] __handle_domain_irq+0x68/0xc0
> [ 191.364343] gic_handle_irq+0x84/0x180
> [ 191.368079] el1_irq+0xe8/0x180
> [ 191.371208] arch_cpu_idle+0x30/0x1a8
> [ 191.374860] do_idle+0x1dc/0x2a0
> [ 191.378077] cpu_startup_entry+0x2c/0x30
> [ 191.381988] secondary_start_kernel+0x150/0x1e0
> [ 191.386506] Code: 6b15003f 54000320 f1404a9f 54000060 (79400260)
>
> Fixes: eda0333ac2930 ("ixgbe: add VF IPsec management")
> Signed-off-by: dann frazier <[email protected]>
> ---
> drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> index ff85ce5791a36..31629fc7e820f 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> @@ -842,6 +842,9 @@ void ixgbe_ipsec_vf_clear(struct ixgbe_adapter *adapter, u32 vf)
> struct ixgbe_ipsec *ipsec = adapter->ipsec;
> int i;
>
> + if (!ipsec)
> + return;
> +
> /* search rx sa table */
> for (i = 0; i < IXGBE_IPSEC_MAX_SA_COUNT && ipsec->num_rx_sa; i++) {
> if (!ipsec->rx_tbl[i].used)
> --
> 2.20.1
>


--
==============================================
Mr. Shannon Nelson Parents can't afford to be squeamish.

2019-06-06 22:52:58

by dann frazier

[permalink] [raw]
Subject: Re: [PATCH] ixgbe: Avoid NULL pointer dereference with VF on non-IPsec hw

hey David, Jeff - is it possible to get this queued up as a fix for 5.2?

-dann

On Wed, May 22, 2019 at 05:22:58PM -0600, dann frazier wrote:
> An ipsec structure will not be allocated if the hardware does not support
> offload. Fixes the following Oops:
>
> [ 191.045452] Unable to handle kernel NULL pointer dereference at virtual address 0000000000000000
> [ 191.054232] Mem abort info:
> [ 191.057014] ESR = 0x96000004
> [ 191.060057] Exception class = DABT (current EL), IL = 32 bits
> [ 191.065963] SET = 0, FnV = 0
> [ 191.069004] EA = 0, S1PTW = 0
> [ 191.072132] Data abort info:
> [ 191.074999] ISV = 0, ISS = 0x00000004
> [ 191.078822] CM = 0, WnR = 0
> [ 191.081780] user pgtable: 4k pages, 48-bit VAs, pgdp = 0000000043d9e467
> [ 191.088382] [0000000000000000] pgd=0000000000000000
> [ 191.093252] Internal error: Oops: 96000004 [#1] SMP
> [ 191.098119] Modules linked in: vhost_net vhost tap vfio_pci vfio_virqfd vfio_iommu_type1 vfio xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4 nf_nat xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4 ipt_REJECT nf_reject_ipv4 xt_tcpudp bridge stp llc ebtable_filter devlink ebtables ip6table_filter ip6_tables iptable_filter bpfilter ipmi_ssif nls_iso8859_1 input_leds joydev ipmi_si hns_roce_hw_v2 ipmi_devintf hns_roce ipmi_msghandler cppc_cpufreq sch_fq_codel ib_iser rdma_cm iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi ip_tables x_tables autofs4 ses enclosure btrfs zstd_compress raid10 raid456 async_raid6_recov async_memcpy async_pq async_xor async_tx xor hid_generic usbhid hid raid6_pq libcrc32c raid1 raid0 multipath linear ixgbevf hibmc_drm ttm
> [ 191.168607] drm_kms_helper aes_ce_blk aes_ce_cipher syscopyarea crct10dif_ce sysfillrect ghash_ce qla2xxx sysimgblt sha2_ce sha256_arm64 hisi_sas_v3_hw fb_sys_fops sha1_ce uas nvme_fc mpt3sas ixgbe drm hisi_sas_main nvme_fabrics usb_storage hclge scsi_transport_fc ahci libsas hnae3 raid_class libahci xfrm_algo scsi_transport_sas mdio aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64
> [ 191.202952] CPU: 94 PID: 0 Comm: swapper/94 Not tainted 4.19.0-rc1+ #11
> [ 191.209553] Hardware name: Huawei D06 /D06, BIOS Hisilicon D06 UEFI RC0 - V1.20.01 04/26/2019
> [ 191.218064] pstate: 20400089 (nzCv daIf +PAN -UAO)
> [ 191.222873] pc : ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
> [ 191.228093] lr : ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
> [ 191.233044] sp : ffff000009b3bcd0
> [ 191.236346] x29: ffff000009b3bcd0 x28: 0000000000000000
> [ 191.241647] x27: ffff000009628000 x26: 0000000000000000
> [ 191.246946] x25: ffff803f652d7600 x24: 0000000000000004
> [ 191.252246] x23: ffff803f6a718900 x22: 0000000000000000
> [ 191.257546] x21: 0000000000000000 x20: 0000000000000000
> [ 191.262845] x19: 0000000000000000 x18: 0000000000000000
> [ 191.268144] x17: 0000000000000000 x16: 0000000000000000
> [ 191.273443] x15: 0000000000000000 x14: 0000000100000026
> [ 191.278742] x13: 0000000100000025 x12: ffff8a5f7fbe0df0
> [ 191.284042] x11: 000000010000000b x10: 0000000000000040
> [ 191.289341] x9 : 0000000000001100 x8 : ffff803f6a824fd8
> [ 191.294640] x7 : ffff803f6a825098 x6 : 0000000000000001
> [ 191.299939] x5 : ffff000000f0ffc0 x4 : 0000000000000000
> [ 191.305238] x3 : ffff000028c00000 x2 : ffff803f652d7600
> [ 191.310538] x1 : 0000000000000000 x0 : ffff000000f205f0
> [ 191.315838] Process swapper/94 (pid: 0, stack limit = 0x00000000addfed5a)
> [ 191.322613] Call trace:
> [ 191.325055] ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe]
> [ 191.329927] ixgbe_msg_task+0x2d0/0x1088 [ixgbe]
> [ 191.334536] ixgbe_msix_other+0x274/0x330 [ixgbe]
> [ 191.339233] __handle_irq_event_percpu+0x78/0x270
> [ 191.343924] handle_irq_event_percpu+0x40/0x98
> [ 191.348355] handle_irq_event+0x50/0xa8
> [ 191.352180] handle_fasteoi_irq+0xbc/0x148
> [ 191.356263] generic_handle_irq+0x34/0x50
> [ 191.360259] __handle_domain_irq+0x68/0xc0
> [ 191.364343] gic_handle_irq+0x84/0x180
> [ 191.368079] el1_irq+0xe8/0x180
> [ 191.371208] arch_cpu_idle+0x30/0x1a8
> [ 191.374860] do_idle+0x1dc/0x2a0
> [ 191.378077] cpu_startup_entry+0x2c/0x30
> [ 191.381988] secondary_start_kernel+0x150/0x1e0
> [ 191.386506] Code: 6b15003f 54000320 f1404a9f 54000060 (79400260)
>
> Fixes: eda0333ac2930 ("ixgbe: add VF IPsec management")
> Signed-off-by: dann frazier <[email protected]>
> ---
> drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> index ff85ce5791a36..31629fc7e820f 100644
> --- a/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> +++ b/drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c
> @@ -842,6 +842,9 @@ void ixgbe_ipsec_vf_clear(struct ixgbe_adapter *adapter, u32 vf)
> struct ixgbe_ipsec *ipsec = adapter->ipsec;
> int i;
>
> + if (!ipsec)
> + return;
> +
> /* search rx sa table */
> for (i = 0; i < IXGBE_IPSEC_MAX_SA_COUNT && ipsec->num_rx_sa; i++) {
> if (!ipsec->rx_tbl[i].used)

2019-06-19 23:25:25

by Bowers, AndrewX

[permalink] [raw]
Subject: RE: [Intel-wired-lan] [PATCH] ixgbe: Avoid NULL pointer dereference with VF on non-IPsec hw

> -----Original Message-----
> From: Intel-wired-lan [mailto:[email protected]] On
> Behalf Of dann frazier
> Sent: Wednesday, May 22, 2019 4:23 PM
> To: Kirsher, Jeffrey T <[email protected]>; David S. Miller
> <[email protected]>; Shannon Nelson <[email protected]>
> Cc: [email protected]; [email protected]; linux-
> [email protected]
> Subject: [Intel-wired-lan] [PATCH] ixgbe: Avoid NULL pointer dereference
> with VF on non-IPsec hw
>
> An ipsec structure will not be allocated if the hardware does not support
> offload. Fixes the following Oops:
>
> [ 191.045452] Unable to handle kernel NULL pointer dereference at virtual
> address 0000000000000000 [ 191.054232] Mem abort info:
> [ 191.057014] ESR = 0x96000004
> [ 191.060057] Exception class = DABT (current EL), IL = 32 bits
> [ 191.065963] SET = 0, FnV = 0
> [ 191.069004] EA = 0, S1PTW = 0
> [ 191.072132] Data abort info:
> [ 191.074999] ISV = 0, ISS = 0x00000004
> [ 191.078822] CM = 0, WnR = 0
> [ 191.081780] user pgtable: 4k pages, 48-bit VAs, pgdp = 0000000043d9e467 [
> 191.088382] [0000000000000000] pgd=0000000000000000 [ 191.093252]
> Internal error: Oops: 96000004 [#1] SMP [ 191.098119] Modules linked in:
> vhost_net vhost tap vfio_pci vfio_virqfd vfio_iommu_type1 vfio
> xt_CHECKSUM iptable_mangle ipt_MASQUERADE iptable_nat nf_nat_ipv4
> nf_nat xt_conntrack nf_conntrack nf_defrag_ipv6 nf_defrag_ipv4
> ipt_REJECT nf_reject_ipv4 xt_tcpudp bridge stp llc ebtable_filter devlink
> ebtables ip6table_filter ip6_tables iptable_filter bpfilter ipmi_ssif
> nls_iso8859_1 input_leds joydev ipmi_si hns_roce_hw_v2 ipmi_devintf
> hns_roce ipmi_msghandler cppc_cpufreq sch_fq_codel ib_iser rdma_cm
> iw_cm ib_cm ib_core iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi
> ip_tables x_tables autofs4 ses enclosure btrfs zstd_compress raid10 raid456
> async_raid6_recov async_memcpy async_pq async_xor async_tx xor
> hid_generic usbhid hid raid6_pq libcrc32c raid1 raid0 multipath linear ixgbevf
> hibmc_drm ttm [ 191.168607] drm_kms_helper aes_ce_blk aes_ce_cipher
> syscopyarea crct10dif_ce sysfillrect ghash_ce qla2xxx sysimgblt sha2_ce
> sha256_arm64 hisi_sas_v3_hw fb_sys_fops sha1_ce uas nvme_fc mpt3sas
> ixgbe drm hisi_sas_main nvme_fabrics usb_storage hclge scsi_transport_fc
> ahci libsas hnae3 raid_class libahci xfrm_algo scsi_transport_sas mdio
> aes_neon_bs aes_neon_blk crypto_simd cryptd aes_arm64 [ 191.202952]
> CPU: 94 PID: 0 Comm: swapper/94 Not tainted 4.19.0-rc1+ #11 [ 191.209553]
> Hardware name: Huawei D06 /D06, BIOS Hisilicon D06 UEFI RC0 - V1.20.01
> 04/26/2019 [ 191.218064] pstate: 20400089 (nzCv daIf +PAN -UAO) [
> 191.222873] pc : ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe] [ 191.228093] lr :
> ixgbe_msg_task+0x2d0/0x1088 [ixgbe] [ 191.233044] sp : ffff000009b3bcd0 [
> 191.236346] x29: ffff000009b3bcd0 x28: 0000000000000000 [ 191.241647] x27:
> ffff000009628000 x26: 0000000000000000 [ 191.246946] x25: ffff803f652d7600
> x24: 0000000000000004 [ 191.252246] x23: ffff803f6a718900 x22:
> 0000000000000000 [ 191.257546] x21: 0000000000000000 x20:
> 0000000000000000 [ 191.262845] x19: 0000000000000000 x18:
> 0000000000000000 [ 191.268144] x17: 0000000000000000 x16:
> 0000000000000000 [ 191.273443] x15: 0000000000000000 x14:
> 0000000100000026 [ 191.278742] x13: 0000000100000025 x12:
> ffff8a5f7fbe0df0 [ 191.284042] x11: 000000010000000b x10:
> 0000000000000040 [ 191.289341] x9 : 0000000000001100 x8 : ffff803f6a824fd8
> [ 191.294640] x7 : ffff803f6a825098 x6 : 0000000000000001 [ 191.299939] x5 :
> ffff000000f0ffc0 x4 : 0000000000000000 [ 191.305238] x3 : ffff000028c00000 x2
> : ffff803f652d7600 [ 191.310538] x1 : 0000000000000000 x0 : ffff000000f205f0 [
> 191.315838] Process swapper/94 (pid: 0, stack limit = 0x00000000addfed5a) [
> 191.322613] Call trace:
> [ 191.325055] ixgbe_ipsec_vf_clear+0x60/0xd0 [ixgbe] [ 191.329927]
> ixgbe_msg_task+0x2d0/0x1088 [ixgbe] [ 191.334536]
> ixgbe_msix_other+0x274/0x330 [ixgbe] [ 191.339233]
> __handle_irq_event_percpu+0x78/0x270
> [ 191.343924] handle_irq_event_percpu+0x40/0x98 [ 191.348355]
> handle_irq_event+0x50/0xa8 [ 191.352180] handle_fasteoi_irq+0xbc/0x148
> [ 191.356263] generic_handle_irq+0x34/0x50 [ 191.360259]
> __handle_domain_irq+0x68/0xc0 [ 191.364343] gic_handle_irq+0x84/0x180
> [ 191.368079] el1_irq+0xe8/0x180 [ 191.371208] arch_cpu_idle+0x30/0x1a8
> [ 191.374860] do_idle+0x1dc/0x2a0 [ 191.378077]
> cpu_startup_entry+0x2c/0x30 [ 191.381988]
> secondary_start_kernel+0x150/0x1e0
> [ 191.386506] Code: 6b15003f 54000320 f1404a9f 54000060 (79400260)
>
> Fixes: eda0333ac2930 ("ixgbe: add VF IPsec management")
> Signed-off-by: dann frazier <[email protected]>
> ---
> drivers/net/ethernet/intel/ixgbe/ixgbe_ipsec.c | 3 +++
> 1 file changed, 3 insertions(+)

Tested-by: Andrew Bowers <[email protected]>