Import Debian changes 5.4.0-1126.136

linux-aws (5.4.0-1126.136) focal; urgency=medium

  * focal/linux-aws: 5.4.0-1126.136 -proposed tracker (LP: #2063766)

  [ Ubuntu: 5.4.0-186.206 ]

  * focal/linux: 5.4.0-186.206 -proposed tracker (LP: #2063812)
  * Mount CIFS fails with Permission denied (LP: #2061986)
    - cifs: fix ntlmssp auth when there is no key exchange
  * USB stick can't be detected (LP: #2040948)
    - usb: Disable USB3 LPM at shutdown
  * CVE-2024-26733
    - net: dev: Convert sa_data to flexible array in struct sockaddr
    - arp: Prevent overflow in arp_req_get().
    - stddef: Introduce DECLARE_FLEX_ARRAY() helper
  * CVE-2024-26712
    - powerpc/kasan: Fix addr error caused by page alignment
  * CVE-2023-52530
    - wifi: mac80211: fix potential key use-after-free
  * CVE-2021-47063
    - drm: bridge/panel: Cleanup connector on bridge detach
  * [Ubuntu 22.04.4/linux-image-6.5.0-26-generic] Kernel output "UBSAN: array-
    index-out-of-bounds in /build/linux-hwe-6.5-34pCLi/linux-
    hwe-6.5-6.5.0/drivers/net/hyperv/netvsc.c:1445:41" multiple times,
    especially during boot. (LP: #2058477)
    - hv: hyperv.h: Replace one-element array with flexible-array member
  * CVE-2024-26614
    - tcp: make sure init the accept_queue's spinlocks once
    - ipv6: init the accept_queue's spinlocks in inet6_create
  * Focal update: v5.4.271 upstream stable release (LP: #2060216)
    - netlink: Fix kernel-infoleak-after-free in __skb_datagram_iter
    - net: ip_tunnel: prevent perpetual headroom growth
    - tun: Fix xdp_rxq_info's queue_index when detaching
    - ipv6: fix potential "struct net" leak in inet6_rtm_getaddr()
    - lan78xx: enable auto speed configuration for LAN7850 if no EEPROM is
      detected
    - net: usb: dm9601: fix wrong return value in dm9601_mdio_read
    - Bluetooth: Avoid potential use-after-free in hci_error_reset
    - Bluetooth: hci_event: Fix handling of HCI_EV_IO_CAPA_REQUEST
    - Bluetooth: Enforce validation on max value of connection interval
    - netfilter: nf_tables: allow NFPROTO_INET in nft_(match/target)_validate()
    - rtnetlink: fix error logic of IFLA_BRIDGE_FLAGS writing back
    - efi/capsule-loader: fix incorrect allocation size
    - power: supply: bq27xxx-i2c: Do not free non existing IRQ
    - ALSA: Drop leftover snd-rtctimer stuff from Makefile
    - afs: Fix endless loop in directory parsing
    - gtp: fix use-after-free and null-ptr-deref in gtp_newlink()
    - wifi: nl80211: reject iftype change with mesh ID change
    - btrfs: dev-replace: properly validate device names
    - dmaengine: fsl-qdma: fix SoC may hang on 16 byte unaligned read
    - dmaengine: fsl-qdma: init irq after reg initialization
    - mmc: core: Fix eMMC initialization with 1-bit bus connection
    - x86/cpu/intel: Detect TME keyid bits before setting MTRR mask registers
    - cachefiles: fix memory leak in cachefiles_add_cache()
    - fs,hugetlb: fix NULL pointer dereference in hugetlbs_fill_super
    - gpio: 74x164: Enable output pins after registers are reset
    - Linux 5.4.271
  * Focal update: v5.4.270 upstream stable release (LP: #2060019)
    - KVM: arm64: vgic-its: Test for valid IRQ in its_sync_lpi_pending_table()
    - KVM: arm64: vgic-its: Test for valid IRQ in MOVALL handler
    - net/sched: Retire CBQ qdisc
    - [Config] updateconfigs for NET_SCH_CBQ
    - net/sched: Retire ATM qdisc
    - [Config] updateconfigs for NET_SCH_ATM
    - net/sched: Retire dsmark qdisc
    - [Config] updateconfigs for NET_SCH_DSMARK
    - sched/rt: sysctl_sched_rr_timeslice show default timeslice after reset
    - memcg: add refcnt for pcpu stock to avoid UAF problem in drain_all_stock()
    - nilfs2: replace WARN_ONs for invalid DAT metadata block requests
    - userfaultfd: fix mmap_changing checking in mfill_atomic_hugetlb
    - sched/rt: Fix sysctl_sched_rr_timeslice intial value
    - sched/rt: Disallow writing invalid values to sched_rt_period_us
    - scsi: target: core: Add TMF to tmr_list handling
    - dmaengine: shdma: increase size of 'dev_id'
    - dmaengine: fsl-qdma: increase size of 'irq_name'
    - wifi: cfg80211: fix missing interfaces when dumping
    - wifi: mac80211: fix race condition on enabling fast-xmit
    - fbdev: savage: Error out if pixclock equals zero
    - fbdev: sis: Error out if pixclock equals zero
    - ahci: asm1166: correct count of reported ports
    - ahci: add 43-bit DMA address quirk for ASMedia ASM1061 controllers
    - ext4: avoid allocating blocks from corrupted group in
      ext4_mb_try_best_found()
    - ext4: avoid allocating blocks from corrupted group in ext4_mb_find_by_goal()
    - regulator: pwm-regulator: Add validity checks in continuous .get_voltage
    - nvmet-tcp: fix nvme tcp ida memory leak
    - ASoC: sunxi: sun4i-spdif: Add support for Allwinner H616
    - netfilter: conntrack: check SCTP_CID_SHUTDOWN_ACK for vtag setting in
      sctp_new
    - nvmet-fc: abort command when there is no binding
    - hwmon: (coretemp) Enlarge per package core count limit
    - scsi: lpfc: Use unsigned type for num_sge
    - firewire: core: send bus reset promptly on gap count error
    - virtio-blk: Ensure no requests in virtqueues before deleting vqs.
    - s390/qeth: Fix potential loss of L3-IP@ in case of network issues
    - pmdomain: renesas: r8a77980-sysc: CR7 must be always on
    - tcp: factor out __tcp_close() helper
    - tcp: return EPOLLOUT from tcp_poll only when notsent_bytes is half the limit
    - tcp: add annotations around sk->sk_shutdown accesses
    - pinctrl: pinctrl-rockchip: Fix a bunch of kerneldoc misdemeanours
    - pinctrl: rockchip: Fix refcount leak in rockchip_pinctrl_parse_groups
    - spi: mt7621: Fix an error message in mt7621_spi_probe()
    - net: bridge: clear bridge's private skb space on xmit
    - selftests/bpf: Avoid running unprivileged tests with alignment requirements
    - Revert "drm/sun4i: dsi: Change the start delay calculation"
    - drm/amdgpu: Check for valid number of registers to read
    - x86/alternatives: Disable KASAN in apply_alternatives()
    - dm-integrity: don't modify bio's immutable bio_vec in integrity_metadata()
    - iomap: Set all uptodate bits for an Uptodate page
    - drm/amdgpu: Fix type of second parameter in trans_msg() callback
    - arm64: dts: qcom: msm8916: Fix typo in pronto remoteproc node
    - PCI: tegra: Fix reporting GPIO error value
    - PCI: tegra: Fix OF node reference leak
    - IB/hfi1: Fix sdma.h tx->num_descs off-by-one error
    - dm-crypt: don't modify the data when using authenticated encryption
    - gtp: fix use-after-free and null-ptr-deref in gtp_genl_dump_pdp()
    - PCI/MSI: Prevent MSI hardware interrupt number truncation
    - l2tp: pass correct message length to ip6_append_data
    - ARM: ep93xx: Add terminator to gpiod_lookup_table
    - usb: cdns3: fixed memory use after free at cdns3_gadget_ep_disable()
    - usb: cdns3: fix memory double free when handle zero packet
    - usb: gadget: ncm: Avoid dropping datagrams of properly parsed NTBs
    - usb: roles: don't get/set_role() when usb_role_switch is unregistered
    - IB/hfi1: Fix a memleak in init_credit_return
    - RDMA/bnxt_re: Return error for SRQ resize
    - RDMA/srpt: Make debug output more detailed
    - RDMA/srpt: fix function pointer cast warnings
    - scripts/bpf: teach bpf_helpers_doc.py to dump BPF helper definitions
    - bpf, scripts: Correct GPL license name
    - scsi: jazz_esp: Only build if SCSI core is builtin
    - nouveau: fix function cast warnings
    - ipv4: properly combine dev_base_seq and ipv4.dev_addr_genid
    - ipv6: properly combine dev_base_seq and ipv6.dev_addr_genid
    - afs: Increase buffer size in afs_update_volume_status()
    - ipv6: sr: fix possible use-after-free and null-ptr-deref
    - packet: move from strlcpy with unused retval to strscpy
    - s390: use the correct count for __iowrite64_copy()
    - tls: rx: jump to a more appropriate label
    - tls: rx: drop pointless else after goto
    - tls: stop recv() if initial process_rx_list gave us non-DATA
    - netfilter: nf_tables: set dormant flag on hook register failure
    - drm/syncobj: make lockdep complain on WAIT_FOR_SUBMIT v3
    - drm/syncobj: call drm_syncobj_fence_add_wait when WAIT_AVAILABLE flag is set
    - fs/aio: Restrict kiocb_set_cancel_fn() to I/O submitted via libaio
    - scripts/bpf: Fix xdp_md forward declaration typo
    - Linux 5.4.270
  * CVE-2023-47233
    - wifi: brcmfmac: Fix use-after-free bug in brcmf_cfg80211_detach
  * CVE-2021-47070
    - uio: uio_hv_generic: use devm_kzalloc() for private data alloc
    - uio_hv_generic: Fix another memory leak in error handling paths
  * CVE-2024-26622
    - tomoyo: fix UAF write bug in tomoyo_write_control()

Makefile

@@ -1,7 +1,7 @@
 # SPDX-License-Identifier: GPL-2.0
 VERSION = 5
 PATCHLEVEL = 4
-SUBLEVEL = 269
+SUBLEVEL = 271
 EXTRAVERSION =
 NAME = Kleptomaniac Octopus
 

arch/arm/mach-ep93xx/core.c

@@ -337,6 +337,7 @@ static struct gpiod_lookup_table ep93xx_i2c_gpiod_table = {
 				GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
 		GPIO_LOOKUP_IDX("G", 0, NULL, 1,
 				GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN),
+		{ }
 	},
 };
 

arch/arm64/boot/dts/qcom/msm8916.dtsi

@@ -1097,8 +1097,8 @@
 			vddmx-supply = <&pm8916_l3>;
 			vddpx-supply = <&pm8916_l7>;
 
-			qcom,state = <&wcnss_smp2p_out 0>;
-			qcom,state-names = "stop";
+			qcom,smem-states = <&wcnss_smp2p_out 0>;
+			qcom,smem-state-names = "stop";
 
 			pinctrl-names = "default";
 			pinctrl-0 = <&wcnss_pin_a>;

arch/powerpc/mm/kasan/kasan_init_32.c

@@ -90,8 +90,10 @@ static int __ref kasan_init_region(void *start, size_t size)
 	if (ret)
 		return ret;
 
-	if (!slab_is_available())
+	if (!slab_is_available()) {
+		k_start = k_start & PAGE_MASK;
 		block = memblock_alloc(k_end - k_start, PAGE_SIZE);
+	}
 
 	for (k_cur = k_start & PAGE_MASK; k_cur < k_end; k_cur += PAGE_SIZE) {
 		pmd_t *pmd = pmd_offset(pud_offset(pgd_offset_k(k_cur), k_cur), k_cur);

arch/s390/pci/pci.c

@@ -222,7 +222,7 @@ resource_size_t pcibios_align_resource(void *data, const struct resource *res,
 /* combine single writes by using store-block insn */
 void __iowrite64_copy(void __iomem *to, const void *from, size_t count)
 {
-       zpci_memcpy_toio(to, from, count);
+	zpci_memcpy_toio(to, from, count * 8);
 }
 
 void __iomem *ioremap(unsigned long ioaddr, unsigned long size)

arch/x86/kernel/alternative.c

@@ -374,6 +374,17 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start,
 	u8 insn_buff[MAX_PATCH_LEN];
 
 	DPRINTK("alt table %px, -> %px", start, end);
+
+	/*
+	 * In the case CONFIG_X86_5LEVEL=y, KASAN_SHADOW_START is defined using
+	 * cpu_feature_enabled(X86_FEATURE_LA57) and is therefore patched here.
+	 * During the process, KASAN becomes confused seeing partial LA57
+	 * conversion and triggers a false-positive out-of-bound report.
+	 *
+	 * Disable KASAN until the patching is complete.
+	 */
+	kasan_disable_current();
+
 	/*
 	 * The scan order should be from start to end. A later scanned
 	 * alternative code can overwrite previously scanned alternative code.
@@ -434,6 +445,8 @@ void __init_or_module noinline apply_alternatives(struct alt_instr *start,
 
 		text_poke_early(instr, insn_buff, insn_buff_sz);
 	}
+
+	kasan_enable_current();
 }
 
 #ifdef CONFIG_SMP

arch/x86/kernel/cpu/intel.c

@@ -187,6 +187,90 @@ static bool bad_spectre_microcode(struct cpuinfo_x86 *c)
 	return false;
 }
 
+#define MSR_IA32_TME_ACTIVATE		0x982
+
+/* Helpers to access TME_ACTIVATE MSR */
+#define TME_ACTIVATE_LOCKED(x)		(x & 0x1)
+#define TME_ACTIVATE_ENABLED(x)		(x & 0x2)
+
+#define TME_ACTIVATE_POLICY(x)		((x >> 4) & 0xf)	/* Bits 7:4 */
+#define TME_ACTIVATE_POLICY_AES_XTS_128	0
+
+#define TME_ACTIVATE_KEYID_BITS(x)	((x >> 32) & 0xf)	/* Bits 35:32 */
+
+#define TME_ACTIVATE_CRYPTO_ALGS(x)	((x >> 48) & 0xffff)	/* Bits 63:48 */
+#define TME_ACTIVATE_CRYPTO_AES_XTS_128	1
+
+/* Values for mktme_status (SW only construct) */
+#define MKTME_ENABLED			0
+#define MKTME_DISABLED			1
+#define MKTME_UNINITIALIZED		2
+static int mktme_status = MKTME_UNINITIALIZED;
+
+static void detect_tme_early(struct cpuinfo_x86 *c)
+{
+	u64 tme_activate, tme_policy, tme_crypto_algs;
+	int keyid_bits = 0, nr_keyids = 0;
+	static u64 tme_activate_cpu0 = 0;
+
+	rdmsrl(MSR_IA32_TME_ACTIVATE, tme_activate);
+
+	if (mktme_status != MKTME_UNINITIALIZED) {
+		if (tme_activate != tme_activate_cpu0) {
+			/* Broken BIOS? */
+			pr_err_once("x86/tme: configuration is inconsistent between CPUs\n");
+			pr_err_once("x86/tme: MKTME is not usable\n");
+			mktme_status = MKTME_DISABLED;
+
+			/* Proceed. We may need to exclude bits from x86_phys_bits. */
+		}
+	} else {
+		tme_activate_cpu0 = tme_activate;
+	}
+
+	if (!TME_ACTIVATE_LOCKED(tme_activate) || !TME_ACTIVATE_ENABLED(tme_activate)) {
+		pr_info_once("x86/tme: not enabled by BIOS\n");
+		mktme_status = MKTME_DISABLED;
+		return;
+	}
+
+	if (mktme_status != MKTME_UNINITIALIZED)
+		goto detect_keyid_bits;
+
+	pr_info("x86/tme: enabled by BIOS\n");
+
+	tme_policy = TME_ACTIVATE_POLICY(tme_activate);
+	if (tme_policy != TME_ACTIVATE_POLICY_AES_XTS_128)
+		pr_warn("x86/tme: Unknown policy is active: %#llx\n", tme_policy);
+
+	tme_crypto_algs = TME_ACTIVATE_CRYPTO_ALGS(tme_activate);
+	if (!(tme_crypto_algs & TME_ACTIVATE_CRYPTO_AES_XTS_128)) {
+		pr_err("x86/mktme: No known encryption algorithm is supported: %#llx\n",
+				tme_crypto_algs);
+		mktme_status = MKTME_DISABLED;
+	}
+detect_keyid_bits:
+	keyid_bits = TME_ACTIVATE_KEYID_BITS(tme_activate);
+	nr_keyids = (1UL << keyid_bits) - 1;
+	if (nr_keyids) {
+		pr_info_once("x86/mktme: enabled by BIOS\n");
+		pr_info_once("x86/mktme: %d KeyIDs available\n", nr_keyids);
+	} else {
+		pr_info_once("x86/mktme: disabled by BIOS\n");
+	}
+
+	if (mktme_status == MKTME_UNINITIALIZED) {
+		/* MKTME is usable */
+		mktme_status = MKTME_ENABLED;
+	}
+
+	/*
+	 * KeyID bits effectively lower the number of physical address
+	 * bits.  Update cpuinfo_x86::x86_phys_bits accordingly.
+	 */
+	c->x86_phys_bits -= keyid_bits;
+}
+
 static void early_init_intel(struct cpuinfo_x86 *c)
 {
 	u64 misc_enable;
@@ -339,6 +423,13 @@ static void early_init_intel(struct cpuinfo_x86 *c)
 	 */
 	if (detect_extended_topology_early(c) < 0)
 		detect_ht_early(c);
+
+	/*
+	 * Adjust the number of physical bits early because it affects the
+	 * valid bits of the MTRR mask registers.
+	 */
+	if (cpu_has(c, X86_FEATURE_TME))
+		detect_tme_early(c);
 }
 
 #ifdef CONFIG_X86_32
@@ -540,90 +631,6 @@ static void detect_vmx_virtcap(struct cpuinfo_x86 *c)
 	}
 }
 
-#define MSR_IA32_TME_ACTIVATE		0x982
-
-/* Helpers to access TME_ACTIVATE MSR */
-#define TME_ACTIVATE_LOCKED(x)		(x & 0x1)
-#define TME_ACTIVATE_ENABLED(x)		(x & 0x2)
-
-#define TME_ACTIVATE_POLICY(x)		((x >> 4) & 0xf)	/* Bits 7:4 */
-#define TME_ACTIVATE_POLICY_AES_XTS_128	0
-
-#define TME_ACTIVATE_KEYID_BITS(x)	((x >> 32) & 0xf)	/* Bits 35:32 */
-
-#define TME_ACTIVATE_CRYPTO_ALGS(x)	((x >> 48) & 0xffff)	/* Bits 63:48 */
-#define TME_ACTIVATE_CRYPTO_AES_XTS_128	1
-
-/* Values for mktme_status (SW only construct) */
-#define MKTME_ENABLED			0
-#define MKTME_DISABLED			1
-#define MKTME_UNINITIALIZED		2
-static int mktme_status = MKTME_UNINITIALIZED;
-
-static void detect_tme(struct cpuinfo_x86 *c)
-{
-	u64 tme_activate, tme_policy, tme_crypto_algs;
-	int keyid_bits = 0, nr_keyids = 0;
-	static u64 tme_activate_cpu0 = 0;
-
-	rdmsrl(MSR_IA32_TME_ACTIVATE, tme_activate);
-
-	if (mktme_status != MKTME_UNINITIALIZED) {
-		if (tme_activate != tme_activate_cpu0) {
-			/* Broken BIOS? */
-			pr_err_once("x86/tme: configuration is inconsistent between CPUs\n");
-			pr_err_once("x86/tme: MKTME is not usable\n");
-			mktme_status = MKTME_DISABLED;
-
-			/* Proceed. We may need to exclude bits from x86_phys_bits. */
-		}
-	} else {
-		tme_activate_cpu0 = tme_activate;
-	}
-
-	if (!TME_ACTIVATE_LOCKED(tme_activate) || !TME_ACTIVATE_ENABLED(tme_activate)) {
-		pr_info_once("x86/tme: not enabled by BIOS\n");
-		mktme_status = MKTME_DISABLED;
-		return;
-	}
-
-	if (mktme_status != MKTME_UNINITIALIZED)
-		goto detect_keyid_bits;
-
-	pr_info("x86/tme: enabled by BIOS\n");
-
-	tme_policy = TME_ACTIVATE_POLICY(tme_activate);
-	if (tme_policy != TME_ACTIVATE_POLICY_AES_XTS_128)
-		pr_warn("x86/tme: Unknown policy is active: %#llx\n", tme_policy);
-
-	tme_crypto_algs = TME_ACTIVATE_CRYPTO_ALGS(tme_activate);
-	if (!(tme_crypto_algs & TME_ACTIVATE_CRYPTO_AES_XTS_128)) {
-		pr_err("x86/mktme: No known encryption algorithm is supported: %#llx\n",
-				tme_crypto_algs);
-		mktme_status = MKTME_DISABLED;
-	}
-detect_keyid_bits:
-	keyid_bits = TME_ACTIVATE_KEYID_BITS(tme_activate);
-	nr_keyids = (1UL << keyid_bits) - 1;
-	if (nr_keyids) {
-		pr_info_once("x86/mktme: enabled by BIOS\n");
-		pr_info_once("x86/mktme: %d KeyIDs available\n", nr_keyids);
-	} else {
-		pr_info_once("x86/mktme: disabled by BIOS\n");
-	}
-
-	if (mktme_status == MKTME_UNINITIALIZED) {
-		/* MKTME is usable */
-		mktme_status = MKTME_ENABLED;
-	}
-
-	/*
-	 * KeyID bits effectively lower the number of physical address
-	 * bits.  Update cpuinfo_x86::x86_phys_bits accordingly.
-	 */
-	c->x86_phys_bits -= keyid_bits;
-}
-
 static void init_cpuid_fault(struct cpuinfo_x86 *c)
 {
 	u64 msr;
@@ -758,9 +765,6 @@ static void init_intel(struct cpuinfo_x86 *c)
 	if (cpu_has(c, X86_FEATURE_VMX))
 		detect_vmx_virtcap(c);
 
-	if (cpu_has(c, X86_FEATURE_TME))
-		detect_tme(c);
-
 	init_intel_misc_features(c);
 
 	if (tsx_ctrl_state == TSX_CTRL_ENABLE)