- 14 May, 2018 4 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/pablo/nfDavid S. Miller authored
Pablo Neira Ayuso says: ==================== Netfilter/IPVS fixes for net The following patchset contains Netfilter/IPVS fixes for your net tree, they are: 1) Fix handling of simultaneous open TCP connection in conntrack, from Jozsef Kadlecsik. 2) Insufficient sanitify check of xtables extension names, from Florian Westphal. 3) Skip unnecessary synchronize_rcu() call when transaction log is already empty, from Florian Westphal. 4) Incorrect destination mac validation in ebt_stp, from Stephen Hemminger. 5) xtables module reference counter leak in nft_compat, from Florian Westphal. 6) Incorrect connection reference counting logic in IPVS one-packet scheduler, from Julian Anastasov. 7) Wrong stats for 32-bits CPU in IPVS, also from Julian. 8) Calm down sparse error in netfilter core, also from Florian. 9) Use nla_strlcpy to fix compilation warning in nfnetlink_acct and nfnetlink_cthelper, again from Florian. 10) Missing module alias in icmp and icmp6 xtables extensions, from Florian Westphal. 11) Base chain statistics in nf_tables may be unset/null, from Florian. 12) Fix handling of large matchinfo size in nft_compat, this includes one preparation for before this fix. From Florian. 13) Fix bogus EBUSY error when deleting chains due to incorrect reference counting from the preparation phase of the two-phase commit protocol. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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Michal Kalderon authored
Rebooting while qedr is loaded with a VLAN interface present results in unregister_netdevice waiting for the usage count to become free. The fix is that rdma devices should be removed before unregistering the netdevice, to assure all references to ndev are decreased. Fixes: cee9fbd8 ("qede: Add qedr framework") Signed-off-by: Ariel Elior <ariel.elior@cavium.com> Signed-off-by: Michal Kalderon <michal.kalderon@cavium.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Christoph Hellwig authored
This driver supports EISA devices in addition to PCI devices, and relied on the legacy behavior of the pci_dma* shims to pass on a NULL pointer to the DMA API, and the DMA API being able to handle that. When the NULL forwarding broke the EISA support got broken. Fix this by converting to the DMA API instead of the legacy PCI shims. Fixes: 4167b2ad ("PCI: Remove NULL device handling from PCI DMA API") Reported-by: tedheadster <tedheadster@gmail.com> Tested-by: tedheadster <tedheadster@gmail.com> Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: David S. Miller <davem@davemloft.net>
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Willem de Bruijn authored
Packet sockets allow construction of packets shorter than dev->hard_header_len to accommodate protocols with variable length link layer headers. These packets are padded to dev->hard_header_len, because some device drivers interpret that as a minimum packet size. packet_snd reserves dev->hard_header_len bytes on allocation. SOCK_DGRAM sockets call skb_push in dev_hard_header() to ensure that link layer headers are stored in the reserved range. SOCK_RAW sockets do the same in tpacket_snd, but not in packet_snd. Syzbot was able to send a zero byte packet to a device with massive 116B link layer header, causing padding to cross over into skb_shinfo. Fix this by writing from the start of the llheader reserved range also in the case of packet_snd/SOCK_RAW. Update skb_set_network_header to the new offset. This also corrects it for SOCK_DGRAM, where it incorrectly double counted reserve due to the skb_push in dev_hard_header. Fixes: 9ed988cd ("packet: validate variable length ll headers") Reported-by: syzbot+71d74a5406d02057d559@syzkaller.appspotmail.com Signed-off-by: Willem de Bruijn <willemb@google.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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- 13 May, 2018 1 commit
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Colin Ian King authored
Currently the -EBUSY error return path is not free'ing resources allocated earlier, leaving a memory leak. Fix this by exiting via the error exit label err5 that performs the necessary resource clean up. Detected by CoverityScan, CID#1432975 ("Resource leak") Fixes: 9744a6fc ("netfilter: nf_tables: check if same extensions are set when adding elements") Signed-off-by: Colin Ian King <colin.king@canonical.com> Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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- 11 May, 2018 33 commits
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git://git.kernel.org/pub/scm/linux/kernel/git/davem/netLinus Torvalds authored
Pull networking fixes from David Miller: 1) Verify lengths of keys provided by the user is AF_KEY, from Kevin Easton. 2) Add device ID for BCM89610 PHY. Thanks to Bhadram Varka. 3) Add Spectre guards to some ATM code, courtesy of Gustavo A. R. Silva. 4) Fix infinite loop in NSH protocol code. To Eric Dumazet we are most grateful for this fix. 5) Line up /proc/net/netlink headers properly. This fix from YU Bo, we do appreciate. 6) Use after free in TLS code. Once again we are blessed by the honorable Eric Dumazet with this fix. 7) Fix regression in TLS code causing stalls on partial TLS records. This fix is bestowed upon us by Andrew Tomt. 8) Deal with too small MTUs properly in LLC code, another great gift from Eric Dumazet. 9) Handle cached route flushing properly wrt. MTU locking in ipv4, to Hangbin Liu we give thanks for this. 10) Fix regression in SO_BINDTODEVIC handling wrt. UDP socket demux. Paolo Abeni, he gave us this. 11) Range check coalescing parameters in mlx4 driver, thank you Moshe Shemesh. 12) Some ipv6 ICMP error handling fixes in rxrpc, from our good brother David Howells. 13) Fix kexec on mlx5 by freeing IRQs in shutdown path. Daniel Juergens, you're the best! 14) Don't send bonding RLB updates to invalid MAC addresses. Debabrata Benerjee saved us! 15) Uh oh, we were leaking in udp_sendmsg and ping_v4_sendmsg. The ship is now water tight, thanks to Andrey Ignatov. 16) IPSEC memory leak in ixgbe from Colin Ian King, man we've got holes everywhere! 17) Fix error path in tcf_proto_create, Jiri Pirko what would we do without you! * git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (92 commits) net sched actions: fix refcnt leak in skbmod net: sched: fix error path in tcf_proto_create() when modules are not configured net sched actions: fix invalid pointer dereferencing if skbedit flags missing ixgbe: fix memory leak on ipsec allocation ixgbevf: fix ixgbevf_xmit_frame()'s return type ixgbe: return error on unsupported SFP module when resetting ice: Set rq_last_status when cleaning rq ipv4: fix memory leaks in udp_sendmsg, ping_v4_sendmsg mlxsw: core: Fix an error handling path in 'mlxsw_core_bus_device_register()' bonding: send learning packets for vlans on slave bonding: do not allow rlb updates to invalid mac net/mlx5e: Err if asked to offload TC match on frag being first net/mlx5: E-Switch, Include VF RDMA stats in vport statistics net/mlx5: Free IRQs in shutdown path rxrpc: Trace UDP transmission failure rxrpc: Add a tracepoint to log ICMP/ICMP6 and error messages rxrpc: Fix the min security level for kernel calls rxrpc: Fix error reception on AF_INET6 sockets rxrpc: Fix missing start of call timeout qed: fix spelling mistake: "taskelt" -> "tasklet" ...
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git://git.linux-nfs.org/projects/anna/linux-nfsLinus Torvalds authored
Pull NFS client fixes from Anna Schumaker: "These patches fix both a possible corruption during NFSoRDMA MR recovery, and a sunrpc tracepoint crash. Additionally, Trond has a new email address to put in the MAINTAINERS file" * tag 'nfs-for-4.17-2' of git://git.linux-nfs.org/projects/anna/linux-nfs: Change Trond's email address in MAINTAINERS sunrpc: Fix latency trace point crashes xprtrdma: Fix list corruption / DMAR errors during MR recovery
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Roman Mashak authored
When application fails to pass flags in netlink TLV when replacing existing skbmod action, the kernel will leak refcnt: $ tc actions get action skbmod index 1 total acts 0 action order 0: skbmod pipe set smac 00:11:22:33:44:55 index 1 ref 1 bind 0 For example, at this point a buggy application replaces the action with index 1 with new smac 00:aa:22:33:44:55, it fails because of zero flags, however refcnt gets bumped: $ tc actions get actions skbmod index 1 total acts 0 action order 0: skbmod pipe set smac 00:11:22:33:44:55 index 1 ref 2 bind 0 $ Tha patch fixes this by calling tcf_idr_release() on existing actions. Fixes: 86da71b5 ("net_sched: Introduce skbmod action") Signed-off-by: Roman Mashak <mrv@mojatatu.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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git://github.com/ceph/ceph-clientLinus Torvalds authored
Pull ceph fixes from Ilya Dryomov: "These patches fix two long-standing bugs in the DIO code path, one of which is a crash trivially triggerable with splice()" * tag 'ceph-for-4.17-rc5' of git://github.com/ceph/ceph-client: ceph: fix iov_iter issues in ceph_direct_read_write() libceph: add osd_req_op_extent_osd_data_bvecs() ceph: fix rsize/wsize capping in ceph_direct_read_write()
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Jiri Pirko authored
In case modules are not configured, error out when tp->ops is null and prevent later null pointer dereference. Fixes: 33a48927 ("sched: push TC filter protocol creation into a separate function") Signed-off-by: Jiri Pirko <jiri@mellanox.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.libc.org/linux-shLinus Torvalds authored
Pull arch/sh fixes from Rich Felker: "Fixes for critical regressions and a build failure. The regressions were introduced in 4.15 and 4.17-rc1 and prevented booting on affected systems" * tag 'sh-for-4.17-fixes' of git://git.libc.org/linux-sh: sh: switch to NO_BOOTMEM sh: mm: Fix unprotected access to struct device sh: fix build failure for J2 cpu with SMP disabled
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git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linuxLinus Torvalds authored
Pull arm64 fixes from Will Deacon: "There's a small memblock accounting problem when freeing the initrd and a Spectre-v2 mitigation for NVIDIA Denver CPUs which just requires a match on the CPU ID register. Summary: - Mitigate Spectre-v2 for NVIDIA Denver CPUs - Free memblocks corresponding to freed initrd area" * tag 'arm64-fixes' of git://git.kernel.org/pub/scm/linux/kernel/git/arm64/linux: arm64: capabilities: Add NVIDIA Denver CPU to bp_harden list arm64: Add MIDR encoding for NVIDIA CPUs arm64: To remove initrd reserved area entry from memblock
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git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linuxLinus Torvalds authored
Pull powerpc fixes from Michael Ellerman: "One fix for an actual regression, the change to the SYSCALL_DEFINE wrapper broke FTRACE_SYSCALLS for us due to a name mismatch. There's also another commit to the same code to make sure we match all our syscalls with various prefixes. And then just one minor build fix, and the removal of an unused variable that was removed and then snuck back in due to some rebasing. Thanks to: Naveen N. Rao" * tag 'powerpc-4.17-5' of git://git.kernel.org/pub/scm/linux/kernel/git/powerpc/linux: powerpc/pseries: Fix CONFIG_NUMA=n build powerpc/trace/syscalls: Update syscall name matching logic to account for ppc_ prefix powerpc/trace/syscalls: Update syscall name matching logic powerpc/64: Remove unused paca->soft_enabled
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git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-traceLinus Torvalds authored
Pull tracing fix from Steven Rostedt: "Working on some new updates to trace filtering, I noticed that the regex_match_front() test was updated to be limited to the size of the pattern instead of the full test string. But as the test string is not guaranteed to be nul terminated, it still needs to consider the size of the test string" * tag 'trace-v4.17-rc4' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-trace: tracing: Fix regex_match_front() to not over compare the test string
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git://git.kernel.org/pub/scm/linux/kernel/git/jkirsher/net-queueDavid S. Miller authored
Jeff Kirsher says: ==================== Intel Wired LAN Driver Updates 2018-05-11 This series contains fixes to the ice, ixgbe and ixgbevf drivers. Jeff Shaw provides a fix to ensure rq_last_status gets set, whether or not the hardware responds with an error in the ice driver. Emil adds a check for unsupported module during the reset routine for ixgbe. Luc Van Oostenryck fixes ixgbevf_xmit_frame() where it was not using the correct return value (int). Colin Ian King fixes a potential resource leak in ixgbe, where we were not freeing ipsec in our cleanup path. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/dhowells/linux-fsDavid S. Miller authored
David Howells says: ==================== rxrpc: Fixes Here are three fixes for AF_RXRPC and two tracepoints that were useful for finding them: (1) Fix missing start of expect-Rx-by timeout on initial packet transmission so that calls will time out if the peer doesn't respond. (2) Fix error reception on AF_INET6 sockets by using the correct family of sockopts on the UDP transport socket. (3) Fix setting the minimum security level on kernel calls so that they can be encrypted. (4) Add a tracepoint to log ICMP/ICMP6 and other error reports from the transport socket. (5) Add a tracepoint to log UDP sendmsg failure so that we can find out if transmission failure occurred on the UDP socket. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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Roman Mashak authored
When application fails to pass flags in netlink TLV for a new skbedit action, the kernel results in the following oops: [ 8.307732] BUG: unable to handle kernel paging request at 0000000000021130 [ 8.309167] PGD 80000000193d1067 P4D 80000000193d1067 PUD 180e0067 PMD 0 [ 8.310595] Oops: 0000 [#1] SMP PTI [ 8.311334] Modules linked in: kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel pcbc aesni_intel aes_x86_64 crypto_simd cryptd glue_helper serio_raw [ 8.314190] CPU: 1 PID: 397 Comm: tc Not tainted 4.17.0-rc3+ #357 [ 8.315252] RIP: 0010:__tcf_idr_release+0x33/0x140 [ 8.316203] RSP: 0018:ffffa0718038f840 EFLAGS: 00010246 [ 8.317123] RAX: 0000000000000001 RBX: 0000000000021100 RCX: 0000000000000000 [ 8.319831] RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000021100 [ 8.321181] RBP: 0000000000000000 R08: 000000000004adf8 R09: 0000000000000122 [ 8.322645] R10: 0000000000000000 R11: ffffffff9e5b01ed R12: 0000000000000000 [ 8.324157] R13: ffffffff9e0d3cc0 R14: 0000000000000000 R15: 0000000000000000 [ 8.325590] FS: 00007f591292e700(0000) GS:ffff8fcf5bc40000(0000) knlGS:0000000000000000 [ 8.327001] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 8.327987] CR2: 0000000000021130 CR3: 00000000180e6004 CR4: 00000000001606a0 [ 8.329289] Call Trace: [ 8.329735] tcf_skbedit_init+0xa7/0xb0 [ 8.330423] tcf_action_init_1+0x362/0x410 [ 8.331139] ? try_to_wake_up+0x44/0x430 [ 8.331817] tcf_action_init+0x103/0x190 [ 8.332511] tc_ctl_action+0x11a/0x220 [ 8.333174] rtnetlink_rcv_msg+0x23d/0x2e0 [ 8.333902] ? _cond_resched+0x16/0x40 [ 8.334569] ? __kmalloc_node_track_caller+0x5b/0x2c0 [ 8.335440] ? rtnl_calcit.isra.31+0xf0/0xf0 [ 8.336178] netlink_rcv_skb+0xdb/0x110 [ 8.336855] netlink_unicast+0x167/0x220 [ 8.337550] netlink_sendmsg+0x2a7/0x390 [ 8.338258] sock_sendmsg+0x30/0x40 [ 8.338865] ___sys_sendmsg+0x2c5/0x2e0 [ 8.339531] ? pagecache_get_page+0x27/0x210 [ 8.340271] ? filemap_fault+0xa2/0x630 [ 8.340943] ? page_add_file_rmap+0x108/0x200 [ 8.341732] ? alloc_set_pte+0x2aa/0x530 [ 8.342573] ? finish_fault+0x4e/0x70 [ 8.343332] ? __handle_mm_fault+0xbc1/0x10d0 [ 8.344337] ? __sys_sendmsg+0x53/0x80 [ 8.345040] __sys_sendmsg+0x53/0x80 [ 8.345678] do_syscall_64+0x4f/0x100 [ 8.346339] entry_SYSCALL_64_after_hwframe+0x44/0xa9 [ 8.347206] RIP: 0033:0x7f591191da67 [ 8.347831] RSP: 002b:00007fff745abd48 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 8.349179] RAX: ffffffffffffffda RBX: 00007fff745abe70 RCX: 00007f591191da67 [ 8.350431] RDX: 0000000000000000 RSI: 00007fff745abdc0 RDI: 0000000000000003 [ 8.351659] RBP: 000000005af35251 R08: 0000000000000001 R09: 0000000000000000 [ 8.352922] R10: 00000000000005f1 R11: 0000000000000246 R12: 0000000000000000 [ 8.354183] R13: 00007fff745afed0 R14: 0000000000000001 R15: 00000000006767c0 [ 8.355400] Code: 41 89 d4 53 89 f5 48 89 fb e8 aa 20 fd ff 85 c0 0f 84 ed 00 00 00 48 85 db 0f 84 cf 00 00 00 40 84 ed 0f 85 cd 00 00 00 45 84 e4 <8b> 53 30 74 0d 85 d2 b8 ff ff ff ff 0f 8f b3 00 00 00 8b 43 2c [ 8.358699] RIP: __tcf_idr_release+0x33/0x140 RSP: ffffa0718038f840 [ 8.359770] CR2: 0000000000021130 [ 8.360438] ---[ end trace 60c66be45dfc14f0 ]--- The caller calls action's ->init() and passes pointer to "struct tc_action *a", which later may be initialized to point at the existing action, otherwise "struct tc_action *a" is still invalid, and therefore dereferencing it is an error as happens in tcf_idr_release, where refcnt is decremented. So in case of missing flags tcf_idr_release must be called only for existing actions. v2: - prepare patch for net tree Fixes: 5e1567ae ("net sched: skbedit action fix late binding") Signed-off-by: Roman Mashak <mrv@mojatatu.com> Acked-by: Cong Wang <xiyou.wangcong@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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git://git.kernel.org/pub/scm/linux/kernel/git/xen/tipLinus Torvalds authored
Pull xen fix from Juergen Gross: "One fix for the kernel running as a fully virtualized guest using PV drivers on old Xen hypervisor versions" * tag 'for-linus-4.17-rc5-tag' of git://git.kernel.org/pub/scm/linux/kernel/git/xen/tip: x86/xen: Reset VCPU0 info pointer after shared_info remap
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Colin Ian King authored
The error clean up path kfree's adapter->ipsec and should be instead kfree'ing ipsec. Fix this. Also, the err1 error exit path does not need to kfree ipsec because this failure path was for the failed allocation of ipsec. Detected by CoverityScan, CID#146424 ("Resource Leak") Fixes: 63a67fe2 ("ixgbe: add ipsec offload add and remove SA") Signed-off-by: Colin Ian King <colin.king@canonical.com> Acked-by: Shannon Nelson <shannon.nelson@oracle.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Luc Van Oostenryck authored
The method ndo_start_xmit() is defined as returning an 'netdev_tx_t', which is a typedef for an enum type, but the implementation in this driver returns an 'int'. Fix this by returning 'netdev_tx_t' in this driver too. Signed-off-by: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Emil Tantilov authored
Add check for unsupported module and return the error code. This fixes a Coverity hit due to unused return status from setup_sfp. Signed-off-by: Emil Tantilov <emil.s.tantilov@intel.com> Tested-by: Andrew Bowers <andrewx.bowers@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Jeff Shaw authored
Prior to this commit, the rq_last_status was only set when hardware responded with an error. This leads to rq_last_status being invalid in the future when hardware eventually responds without error. This commit resolves the issue by unconditionally setting rq_last_status with the value returned in the descriptor. Fixes: 940b61af ("ice: Initialize PF and setup miscellaneous interrupt") Signed-off-by: Jeff Shaw <jeffrey.b.shaw@intel.com> Signed-off-by: Anirudh Venkataramanan <anirudh.venkataramanan@intel.com> Tested-by: Tony Brelinski <tonyx.brelinski@intel.com> Signed-off-by: Jeff Kirsher <jeffrey.t.kirsher@intel.com>
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Trond Myklebust authored
Signed-off-by: Trond Myklebust <trond.myklebust@hammerspace.com>
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Rob Herring authored
Commit 0fa1c579 ("of/fdt: use memblock_virt_alloc for early alloc") inadvertently switched the DT unflattening allocations from memblock to bootmem which doesn't work because the unflattening happens before bootmem is initialized. Swapping the order of bootmem init and unflattening could also fix this, but removing bootmem is desired. So enable NO_BOOTMEM on SH like other architectures have done. Fixes: 0fa1c579 ("of/fdt: use memblock_virt_alloc for early alloc") Reported-by: Rich Felker <dalias@libc.org> Cc: Yoshinori Sato <ysato@users.sourceforge.jp> Signed-off-by: Rob Herring <robh@kernel.org> Signed-off-by: Rich Felker <dalias@libc.org>
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Linus Torvalds authored
The internal VM "mmap()" interfaces are based on the mmap target doing everything using page indexes rather than byte offsets, because traditionally (ie 32-bit) we had the situation that the byte offset didn't fit in a register. So while the mmap virtual address was limited by the word size of the architecture, the backing store was not. So we're basically passing "pgoff" around as a page index, in order to be able to describe backing store locations that are much bigger than the word size (think files larger than 4GB etc). But while this all makes a ton of sense conceptually, we've been dogged by various drivers that don't really understand this, and internally work with byte offsets, and then try to work with the page index by turning it into a byte offset with "pgoff << PAGE_SHIFT". Which obviously can overflow. Adding the size of the mapping to it to get the byte offset of the end of the backing store just exacerbates the problem, and if you then use this overflow-prone value to check various limits of your device driver mmap capability, you're just setting yourself up for problems. The correct thing for drivers to do is to do their limit math in page indices, the way the interface is designed. Because the generic mmap code _does_ test that the index doesn't overflow, since that's what the mmap code really cares about. HOWEVER. Finding and fixing various random drivers is a sisyphean task, so let's just see if we can just make the core mmap() code do the limiting for us. Realistically, the only "big" backing stores we need to care about are regular files and block devices, both of which are known to do this properly, and which have nice well-defined limits for how much data they can access. So let's special-case just those two known cases, and then limit other random mmap users to a backing store that still fits in "unsigned long". Realistically, that's not much of a limit at all on 64-bit, and on 32-bit architectures the only worry might be the GPU drivers, which can have big physical address spaces. To make it possible for drivers like that to say that they are 64-bit clean, this patch does repurpose the "FMODE_UNSIGNED_OFFSET" bit in the file flags to allow drivers to mark their file descriptors as safe in the full 64-bit mmap address space. [ The timing for doing this is less than optimal, and this should really go in a merge window. But realistically, this needs wide testing more than it needs anything else, and being main-line is the only way to do that. So the earlier the better, even if it's outside the proper development cycle - Linus ] Cc: Kees Cook <keescook@chromium.org> Cc: Dan Carpenter <dan.carpenter@oracle.com> Cc: Al Viro <viro@zeniv.linux.org.uk> Cc: Willy Tarreau <w@1wt.eu> Cc: Dave Airlie <airlied@redhat.com> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pmLinus Torvalds authored
Pull power management fixes from Rafael Wysocki: "These fix two PCI power management regressions from the 4.13 cycle and one cpufreq schedutil governor bug introduced during the 4.12 cycle, drop a stale comment from the schedutil code and fix two mistakes in docs. Specifics: - Restore device_may_wakeup() check in pci_enable_wake() removed inadvertently during the 4.13 cycle to prevent systems from drawing excessive power when suspended or off, among other things (Rafael Wysocki). - Fix pci_dev_run_wake() to properly handle devices that only can signal PME# when in the D3cold power state (Kai Heng Feng). - Fix the schedutil cpufreq governor to avoid using UINT_MAX as the new CPU frequency in some cases due to a missing check (Rafael Wysocki). - Remove a stale comment regarding worker kthreads from the schedutil cpufreq governor (Juri Lelli). - Fix a copy-paste mistake in the intel_pstate driver documentation (Juri Lelli). - Fix a typo in the system sleep states documentation (Jonathan Neuschäfer)" * tag 'pm-4.17-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/rafael/linux-pm: PCI / PM: Check device_may_wakeup() in pci_enable_wake() PCI / PM: Always check PME wakeup capability for runtime wakeup support cpufreq: schedutil: Avoid using invalid next_freq cpufreq: schedutil: remove stale comment PM: docs: intel_pstate: fix Active Mode w/o HWP paragraph PM: docs: sleep-states: Fix a typo ("includig")
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git://git.infradead.org/linux-mtdLinus Torvalds authored
Pull mtd fixes from Boris Brezillon: - make nand_soft_waitrdy() wait tWB before polling the status REG - fix BCH write in the the Marvell NAND controller driver - fix wrong picosec to msec conversion in the Marvell NAND controller driver - fix DMA handling in the TI OneNAND controllre driver * tag 'mtd/fixes-for-4.17-rc5' of git://git.infradead.org/linux-mtd: mtd: rawnand: Make sure we wait tWB before polling the STATUS reg mtd: rawnand: marvell: fix command xtype in BCH write hook mtd: rawnand: marvell: pass ms delay to wait_op mtd: onenand: omap2: Disable DMA for HIGHMEM buffers
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git://git.kernel.org/pub/scm/linux/kernel/git/saeed/linuxDavid S. Miller authored
Saeed Mahameed says: ==================== Mellanox, mlx5 fixes 2018-05-10 the following series includes some fixes for mlx5 core driver. Please pull and let me know if there's any problem. For -stable v4.5 ("net/mlx5: E-Switch, Include VF RDMA stats in vport statistics") For -stable v4.10 ("net/mlx5e: Err if asked to offload TC match on frag being first") ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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git://people.freedesktop.org/~airlied/linuxLinus Torvalds authored
Pull drm fixes from Dave Airlie: "nouveau, amdgpu, i915, vc4, omap, exynos and atomic fixes. As last week seemed a bit slow, we got a few more fixes this week. The main stuff is two weeks of fixes for amdgpu, some missing bits of vega12 atom firmware support were added, and some power management fixes. Nouveau got two regression fixes for an DP MST deadlock and a random oops fix. i915 got an LVDS panel timeout fix 2 WARN fixes. exynos fixed a pagefault issue in the mixer driver. vc4 has an oops fix. omap had a bunch of uninit var and error-checking fixes. Two atomic modesetting state fixes. One minor agp cleanup patch" * tag 'drm-fixes-for-v4.17-rc5' of git://people.freedesktop.org/~airlied/linux: (30 commits) drm/amd/pp: Fix performance drop on Fiji drm/nouveau: Fix deadlock in nv50_mstm_register_connector() drm/nouveau/ttm: don't dereference nvbo::cli, it can outlive client agp: uninorth: make two functions static drm/amd/pp: Refine the output of pp_power_profile_mode on VI drm/amdgpu: Switch to interruptable wait to recover from ring hang. drm/ttm: Use GFP_TRANSHUGE_LIGHT for allocating huge pages drm/amd/display: Use kvzalloc for potentially large allocations drm/amd/display: Don't return ddc result and read_bytes in same return value drm/amd/display: Add get_firmware_info_v3_2 for VG12 drm/amd: Add BIOS smu_info v3_3 required struct def. drm/amd/display: Add VG12 ASIC IDs drm/vc4: Fix scaling of uni-planar formats drm/exynos: hdmi: avoid duplicating drm_bridge_attach drm/i915: Fix drm:intel_enable_lvds ERROR message in kernel log drm/i915: Correctly populate user mode h/vdisplay with pipe src size during readout drm/i915: Adjust eDP's logical vco in a reliable place. drm/bridge/sii8620: add Kconfig dependency on extcon drm/omap: handle alloc failures in omap_connector drm/omap: add missing linefeeds to prints ...
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Andrey Ignatov authored
Fix more memory leaks in ip_cmsg_send() callers. Part of them were fixed earlier in 91948309. * udp_sendmsg one was there since the beginning when linux sources were first added to git; * ping_v4_sendmsg one was copy/pasted in c319b4d7. Whenever return happens in udp_sendmsg() or ping_v4_sendmsg() IP options have to be freed if they were allocated previously. Add label so that future callers (if any) can use it instead of kfree() before return that is easy to forget. Fixes: c319b4d7 (net: ipv4: add IPPROTO_ICMP socket kind) Signed-off-by: Andrey Ignatov <rdna@fb.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Christophe JAILLET authored
Resources are not freed in the reverse order of the allocation. Labels are also mixed-up. Fix it and reorder code and labels in the error handling path of 'mlxsw_core_bus_device_register()' Fixes: ef3116e5 ("mlxsw: spectrum: Register KVD resources with devlink") Signed-off-by: Christophe JAILLET <christophe.jaillet@wanadoo.fr> Reviewed-by: Ido Schimmel <idosch@mellanox.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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David S. Miller authored
Debabrata Banerjee says: ==================== bonding: bug fixes and regressions Fixes to bonding driver for balance-alb mode, suitable for stable. ==================== Signed-off-by: David S. Miller <davem@davemloft.net>
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Debabrata Banerjee authored
There was a regression at some point from the intended functionality of commit f60c3704 ("bonding: Fix alb mode to only use first level vlans.") Given the return value vlan_get_encap_level() we need to store the nest level of the bond device, and then compare the vlan's encap level to this. Without this, this check always fails and learning packets are never sent. In addition, this same commit caused a regression in the behavior of balance_alb, which requires learning packets be sent for all interfaces using the slave's mac in order to load balance properly. For vlan's that have not set a user mac, we can send after checking one bit. Otherwise we need send the set mac, albeit defeating rx load balancing for that vlan. Signed-off-by: Debabrata Banerjee <dbanerje@akamai.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Debabrata Banerjee authored
Make sure multicast, broadcast, and zero mac's cannot be the output of rlb updates, which should all be directed arps. Receive load balancing will be collapsed if any of these happen, as the switch will broadcast. Signed-off-by: Debabrata Banerjee <dbanerje@akamai.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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Steven Rostedt (VMware) authored
The regex match function regex_match_front() in the tracing filter logic, was fixed to test just the pattern length from testing the entire test string. That is, it went from strncmp(str, r->pattern, len) to strcmp(str, r->pattern, r->len). The issue is that str is not guaranteed to be nul terminated, and if r->len is greater than the length of str, it can access more memory than is allocated. The solution is to add a simple test if (len < r->len) return 0. Cc: stable@vger.kernel.org Fixes: 285caad4 ("tracing/filters: Fix MATCH_FRONT_ONLY filter matching") Signed-off-by: Steven Rostedt (VMware) <rostedt@goodmis.org>
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Rafael J. Wysocki authored
* pm-pci: PCI / PM: Check device_may_wakeup() in pci_enable_wake() PCI / PM: Always check PME wakeup capability for runtime wakeup support * pm-docs: PM: docs: intel_pstate: fix Active Mode w/o HWP paragraph PM: docs: sleep-states: Fix a typo ("includig")
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Jann Horn authored
Commit 3a4d44b6 ("ntp: Move adjtimex related compat syscalls to native counterparts") removed the memset() in compat_get_timex(). Since then, the compat adjtimex syscall can invoke do_adjtimex() with an uninitialized ->tai. If do_adjtimex() doesn't write to ->tai (e.g. because the arguments are invalid), compat_put_timex() then copies the uninitialized ->tai field to userspace. Fix it by adding the memset() back. Fixes: 3a4d44b6 ("ntp: Move adjtimex related compat syscalls to native counterparts") Signed-off-by: Jann Horn <jannh@google.com> Acked-by: Kees Cook <keescook@chromium.org> Acked-by: Al Viro <viro@zeniv.linux.org.uk> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://people.freedesktop.org/~agd5f/linuxDave Airlie authored
Single amdgpu regression fix * 'drm-fixes-4.17' of git://people.freedesktop.org/~agd5f/linux: drm/amd/pp: Fix performance drop on Fiji
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- 10 May, 2018 2 commits
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Roi Dayan authored
The HW doesn't support matching on frag first/later, return error if we are asked to offload that. Fixes: 3f7d0eb4 ("net/mlx5e: Offload TC matching on packets being IP fragments") Signed-off-by: Roi Dayan <roid@mellanox.com> Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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Adi Nissim authored
The host side reporting of VF vport statistics didn't include the VF RDMA traffic. Fixes: 3b751a2a ("net/mlx5: E-Switch, Introduce get vf statistics") Signed-off-by: Adi Nissim <adin@mellanox.com> Reported-by: Ariel Almog <ariela@mellanox.com> Reviewed-by: Or Gerlitz <ogerlitz@mellanox.com> Signed-off-by: Saeed Mahameed <saeedm@mellanox.com>
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