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When we need to allocate a temporary blkcipher_walk_next and it
fails, the code is supposed to take the slow path of processing
the data block by block. However, due to an unrelated change
we instead end up dereferencing the NULL pointer.
This patch fixes it by moving the unrelated bsize setting out
of the way so that we enter the slow path as inteded.
Fixes: 7607bd8ff03b ("[CRYPTO] blkcipher: Added blkcipher_walk_virt_block")
Cc: stable@vger.kernel.org
Reported-by: xiakaixu <xiakaixu@huawei.com>
Reported-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Tested-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
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The current implementation uses a global per-cpu array to store
data which are used to derive the next IV. This is insecure as
the attacker may change the stored data.
This patch removes all traces of chaining and replaces it with
multiplication of the salt and the sequence number.
Fixes: a10f554fa7e0 ("crypto: echainiv - Add encrypted chain IV...")
Cc: stable@vger.kernel.org
Reported-by: Mathias Krause <minipli@googlemail.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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When memory is exhausted, nfct_seqadj_ext_add may fail to add the
synproxy and seqadj extensions. The function nf_ct_seqadj_init doesn't
check if get valid seqadj pointer by the nfct_seqadj.
Now drop the packet directly when fail to add seqadj extension to
avoid dereference NULL pointer in nf_ct_seqadj_init from
init_conntrack().
Signed-off-by: Gao Feng <fgao@ikuai8.com>
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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into drm-fixes
Two fixes for 4.8:
- missing static specifier on atmel_hlcdc_crtc_reset()
- bug in the hardware scaling logic
* tag 'drm/atmel-hlcdc/4.8-fixes' of github.com:bbrezillon/linux-at91:
drm/atmel-hlcdc: Make ->reset() implementation static
drm: atmel-hlcdc: Fix vertical scaling
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git://anongit.freedesktop.org/drm-intel into drm-fixes
i915 fixes from Jani.
* tag 'drm-intel-fixes-2016-09-08' of git://anongit.freedesktop.org/drm-intel:
drm/i915: Add GEN7_PCODE_MIN_FREQ_TABLE_GT_RATIO_OUT_OF_RANGE to SNB
drm/i915: disable 48bit full PPGTT when vGPU is active
drm/i915: enable vGPU detection for all
drm/i915/dvo: Remove dangling call to drm_encoder_cleanup()
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git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux
Pull clk fixes from Stephen Boyd:
"Some small fixes for the new sunxi clk driver introduced this merge
window"
* tag 'clk-fixes-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/clk/linux:
clk: sunxi-ng: Fix wrong reset register offsets
clk: sunxi-ng: nk: Make ccu_nk_find_best static
clk: sunxi-ng: Fix inverted test condition in ccu_helper_wait_for_lock
clk: sunxi: Fix return value check in sun8i_a23_mbus_setup()
clk: sunxi: pll2: Fix return value check in sun4i_pll2_setup()
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Pull KVM fixes from Paolo Bonzini:
- s390: nested virt fixes (new 4.8 feature)
- x86: fixes for 4.8 regressions
- ARM: two small bugfixes
* tag 'for-linus' of git://git.kernel.org/pub/scm/virt/kvm/kvm:
kvm-arm: Unmap shadow pagetables properly
x86, clock: Fix kvm guest tsc initialization
arm: KVM: Fix idmap overlap detection when the kernel is idmap'ed
KVM: lapic: adjust preemption timer correctly when goes TSC backward
KVM: s390: vsie: fix riccbd
KVM: s390: don't use current->thread.fpu.* when accessing registers
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Pull NFS client bugfixes from Trond Myklebust:
"Highlights include:
Stable patches:
- We must serialise LAYOUTGET and LAYOUTRETURN to ensure correct
state accounting
- Fix the CREATE_SESSION slot number
Bugfixes:
- sunrpc: fix a UDP memory accounting regression
- NFS: Fix an error reporting regression in nfs_file_write()
- pNFS: Fix further layout stateid issues
- RPC/rdma: Revert 3d4cf35bd4fa ("xprtrdma: Reply buffer
exhaustion...")
- RPC/rdma: Fix receive buffer accounting"
* tag 'nfs-for-4.8-4' of git://git.linux-nfs.org/projects/trondmy/linux-nfs:
NFSv4.1: Fix the CREATE_SESSION slot number accounting
xprtrdma: Fix receive buffer accounting
xprtrdma: Revert 3d4cf35bd4fa ("xprtrdma: Reply buffer exhaustion...")
pNFS: Don't forget the layout stateid if there are outstanding LAYOUTGETs
pNFS: Clear out all layout segments if the server unsets lrp->res.lrs_present
pNFS: Fix pnfs_set_layout_stateid() to clear NFS_LAYOUT_INVALID_STID
pNFS: Ensure LAYOUTGET and LAYOUTRETURN are properly serialised
NFS: Fix error reporting in nfs_file_write()
sunrpc: fix UDP memory accounting
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rsc_lookup steals the passed-in memory to avoid doing an allocation of
its own, so we can't just pass in a pointer to memory that someone else
is using.
If we really want to avoid allocation there then maybe we should
preallocate somwhere, or reference count these handles.
For now we should revert.
On occasion I see this on my server:
kernel: kernel BUG at /home/cel/src/linux/linux-2.6/mm/slub.c:3851!
kernel: invalid opcode: 0000 [#1] SMP
kernel: Modules linked in: cts rpcsec_gss_krb5 sb_edac edac_core x86_pkg_temp_thermal intel_powerclamp coretemp kvm_intel kvm irqbypass crct10dif_pclmul crc32_pclmul ghash_clmulni_intel aesni_intel lrw gf128mul glue_helper ablk_helper cryptd btrfs xor iTCO_wdt iTCO_vendor_support raid6_pq pcspkr i2c_i801 i2c_smbus lpc_ich mfd_core mei_me sg mei shpchp wmi ioatdma ipmi_si ipmi_msghandler acpi_pad acpi_power_meter rpcrdma ib_ipoib rdma_ucm ib_ucm ib_uverbs ib_umad rdma_cm ib_cm iw_cm nfsd nfs_acl lockd grace auth_rpcgss sunrpc ip_tables xfs libcrc32c mlx4_ib mlx4_en ib_core sr_mod cdrom sd_mod ast drm_kms_helper syscopyarea sysfillrect sysimgblt fb_sys_fops ttm drm crc32c_intel igb mlx4_core ahci libahci libata ptp pps_core dca i2c_algo_bit i2c_core dm_mirror dm_region_hash dm_log dm_mod
kernel: CPU: 7 PID: 145 Comm: kworker/7:2 Not tainted 4.8.0-rc4-00006-g9d06b0b #15
kernel: Hardware name: Supermicro Super Server/X10SRL-F, BIOS 1.0c 09/09/2015
kernel: Workqueue: events do_cache_clean [sunrpc]
kernel: task: ffff8808541d8000 task.stack: ffff880854344000
kernel: RIP: 0010:[<ffffffff811e7075>] [<ffffffff811e7075>] kfree+0x155/0x180
kernel: RSP: 0018:ffff880854347d70 EFLAGS: 00010246
kernel: RAX: ffffea0020fe7660 RBX: ffff88083f9db064 RCX: 146ff0f9d5ec5600
kernel: RDX: 000077ff80000000 RSI: ffff880853f01500 RDI: ffff88083f9db064
kernel: RBP: ffff880854347d88 R08: ffff8808594ee000 R09: ffff88087fdd8780
kernel: R10: 0000000000000000 R11: ffffea0020fe76c0 R12: ffff880853f01500
kernel: R13: ffffffffa013cf76 R14: ffffffffa013cff0 R15: ffffffffa04253a0
kernel: FS: 0000000000000000(0000) GS:ffff88087fdc0000(0000) knlGS:0000000000000000
kernel: CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
kernel: CR2: 00007fed60b020c3 CR3: 0000000001c06000 CR4: 00000000001406e0
kernel: Stack:
kernel: ffff8808589f2f00 ffff880853f01500 0000000000000001 ffff880854347da0
kernel: ffffffffa013cf76 ffff8808589f2f00 ffff880854347db8 ffffffffa013d006
kernel: ffff8808589f2f20 ffff880854347e00 ffffffffa0406f60 0000000057c7044f
kernel: Call Trace:
kernel: [<ffffffffa013cf76>] rsc_free+0x16/0x90 [auth_rpcgss]
kernel: [<ffffffffa013d006>] rsc_put+0x16/0x30 [auth_rpcgss]
kernel: [<ffffffffa0406f60>] cache_clean+0x2e0/0x300 [sunrpc]
kernel: [<ffffffffa04073ee>] do_cache_clean+0xe/0x70 [sunrpc]
kernel: [<ffffffff8109a70f>] process_one_work+0x1ff/0x3b0
kernel: [<ffffffff8109b15c>] worker_thread+0x2bc/0x4a0
kernel: [<ffffffff8109aea0>] ? rescuer_thread+0x3a0/0x3a0
kernel: [<ffffffff810a0ba4>] kthread+0xe4/0xf0
kernel: [<ffffffff8169c47f>] ret_from_fork+0x1f/0x40
kernel: [<ffffffff810a0ac0>] ? kthread_stop+0x110/0x110
kernel: Code: f7 ff ff eb 3b 65 8b 05 da 30 e2 7e 89 c0 48 0f a3 05 a0 38 b8 00 0f 92 c0 84 c0 0f 85 d1 fe ff ff 0f 1f 44 00 00 e9 f5 fe ff ff <0f> 0b 49 8b 03 31 f6 f6 c4 40 0f 85 62 ff ff ff e9 61 ff ff ff
kernel: RIP [<ffffffff811e7075>] kfree+0x155/0x180
kernel: RSP <ffff880854347d70>
kernel: ---[ end trace 3fdec044969def26 ]---
It seems to be most common after a server reboot where a client has been
using a Kerberos mount, and reconnects to continue its workload.
Signed-off-by: Chuck Lever <chuck.lever@oracle.com>
Cc: stable@vger.kernel.org
Signed-off-by: J. Bruce Fields <bfields@redhat.com>
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A recent change removed the dependency on BLK_DEV_NVME, which implies
the dependency on PCI and BLOCK. We don't need CONFIG_PCI, but without
CONFIG_BLOCK we get tons of build errors, e.g.
In file included from drivers/nvme/host/core.c:16:0:
linux/blk-mq.h:182:33: error: 'struct gendisk' declared inside parameter list will not be visible outside of this definition or declaration [-Werror]
drivers/nvme/host/core.c: In function 'nvme_setup_rw':
drivers/nvme/host/core.c:295:21: error: implicit declaration of function 'rq_data_dir' [-Werror=implicit-function-declaration]
drivers/nvme/host/nvme.h: In function 'nvme_map_len':
drivers/nvme/host/nvme.h:217:6: error: implicit declaration of function 'req_op' [-Werror=implicit-function-declaration]
drivers/nvme/host/scsi.c: In function 'nvme_trans_bdev_limits_page':
drivers/nvme/host/scsi.c:768:85: error: implicit declaration of function 'queue_max_hw_sectors' [-Werror=implicit-function-declaration]
This adds back the specific CONFIG_BLOCK dependency to avoid broken
configurations.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Fixes: aa71987472a9 ("nvme: fabrics drivers don't need the nvme-pci driver")
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
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If there is an error on req->mr, req->mr is set to null, however
the following statement sets req->mr->need_inval causing a null
pointer dereference. Fix this by bailing out to label 'out' to
immediately return and hence skip over the offending null pointer
dereference.
Fixes: f5b7b559e1488 ("nvme-rdma: Get rid of duplicate variable")
Signed-off-by: Colin Ian King <colin.king@canonical.com>
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
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Change nvme-rdma to use the IB Client API to detect device removal.
This has the wonderful benefit of being able to blow away all the
ib/rdma_cm resources for the device being removed. No craziness about
not destroying the cm_id handling the event. No deadlocks due to broken
iw_cm/rdma_cm/iwarp dependencies. And no need to have a bound cm_id
around during controller recovery/reconnect to catch device removal
events.
We don't use the device_add aspect of the ib_client service since we only
want to create resources for an IB device if we have a target utilizing
that device.
Reviewed-by: Christoph Hellwig <hch@lst.de>
Signed-off-by: Steve Wise <swise@opengridcomputing.com>
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
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When we get a surprise disconnect from the target we queue a periodic
reconnect (which is the sane thing to do...).
We only move the queues out of CONNECTED when we retry to reconnect (after
10 seconds in the default case) but we stop the blk queues immediately
so we are not bothered with traffic from now on. If delete() is kicking
off in this period the queues are still in CONNECTED state.
Part of the delete sequence is trying to issue ctrl shutdown if the
admin queue is CONNECTED (which it is!). This request is issued but
stuck in blk-mq waiting for the queues to start again. This might be
the one preventing us from forward progress...
The patch separates the queue flags to CONNECTED and DELETING. Now we
will move out of CONNECTED as soon as error recovery kicks in (before
stopping the queues) and DELETING is on when we start the queue deletion.
Signed-off-by: Sagi Grimberg <sagi@grimberg.me>
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nf_nat_setup_info() returns NF_* verdicts, so convert them to error
codes that is what ctnelink expects. This has passed overlook without
having any impact since this nf_nat_setup_info() has always returned
NF_ACCEPT so far. Since 870190a9ec90 ("netfilter: nat: convert nat bysrc
hash to rhashtable"), this is problem.
Signed-off-by: Pablo Neira Ayuso <pablo@netfilter.org>
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Pull networking fixes from David Miller:
"Mostly small sets of driver fixes scattered all over the place.
1) Mediatek driver fixes from Sean Wang. Forward port not written
correctly during TX map, missed handling of EPROBE_DEFER, and
mistaken use of put_page() instead of skb_free_frag().
2) Fix socket double-free in KCM code, from WANG Cong.
3) QED driver fixes from Sudarsana Reddy Kalluru, including a fix for
using the dcbx buffers before initializing them.
4) Mellanox Switch driver fixes from Jiri Pirko, including a fix for
double fib removals and an error handling fix in
mlxsw_sp_module_init().
5) Fix kernel panic when enabling LLDP in i40e driver, from Dave
Ertman.
6) Fix padding of TSO packets in thunderx driver, from Sunil Goutham.
7) TCP's rcv_wup not initialized properly when using fastopen, from
Neal Cardwell.
8) Don't use uninitialized flow keys in flow dissector, from Gao
Feng.
9) Use after free in l2tp module unload, from Sabrina Dubroca.
10) Fix interrupt registry ordering issues in smsc911x driver, from
Jeremy Linton.
11) Fix crashes in bonding having to do with enslaving and rx_handler,
from Mahesh Bandewar.
12) AF_UNIX deadlock fixes from Linus.
13) In mlx5 driver, don't read skb->xmit_mode after it might have been
freed from the TX reclaim path. From Tariq Toukan.
14) Fix a bug from 2015 in TCP Yeah where the congestion window does
not increase, from Artem Germanov.
15) Don't pad frames on receive in NFP driver, from Jakub Kicinski.
16) Fix chunk fragmenting in SCTP wrt. GSO, from Marcelo Ricardo
Leitner.
17) Fix deletion of VRF routes, from Mark Tomlinson.
18) Fix device refcount leak when DAD fails in ipv6, from Wei Yongjun"
* git://git.kernel.org/pub/scm/linux/kernel/git/davem/net: (101 commits)
net/mlx4_en: Fix panic on xmit while port is down
net/mlx4_en: Fixes for DCBX
net/mlx4_en: Fix the return value of mlx4_en_dcbnl_set_state()
net/mlx4_en: Fix the return value of mlx4_en_dcbnl_set_all()
net: ethernet: renesas: sh_eth: add POST registers for rz
drivers: net: phy: mdio-xgene: Add hardware dependency
dwc_eth_qos: do not register semi-initialized device
sctp: identify chunks that need to be fragmented at IP level
mlxsw: spectrum: Set port type before setting its address
mlxsw: spectrum_router: Fix error path in mlxsw_sp_router_init
nfp: don't pad frames on receive
nfp: drop support for old firmware ABIs
nfp: remove linux/version.h includes
tcp: cwnd does not increase in TCP YeAH
net/mlx5e: Fix parsing of vlan packets when updating lro header
net/mlx5e: Fix global PFC counters replication
net/mlx5e: Prevent casting overflow
net/mlx5e: Move an_disable_cap bit to a new position
net/mlx5e: Fix xmit_more counter race issue
tcp: fastopen: avoid negative sk_forward_alloc
...
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Add the required PCMCIA clock for the SA1111 "1800" device. This clock
is used to compute timing information for the PCMCIA interface in the
SoC device, rather than the SA1111. Hence, the provision of this clock
is a convenience for the driver and does not reflect the hardware, so
this must not be copied into DT.
Acked-by: Robert Jarzmik <robert.jarzmik@free.fr>
Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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Accidentally booting Collie on Assabet reveals that the locomo driver
incorrectly overwrites gpio-sa1100's chip data for its parent interrupt,
leading to oops in sa1100_gpio_unmask() and sa1100_update_edge_regs()
when "gpio: sa1100: convert to use IO accessors" is applied. Fix locomo
to use the handler data rather than chip data for its parent interrupt.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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The cachepolicy variable gets initialized using a masked pmd
value. So far, the pmd has been masked with flags valid for the
2-page table format, but the 3-page table format requires a
different mask. On LPAE, this lead to a wrong assumption of what
initial cache policy has been used. Later a check forces the
cache policy to writealloc and prints the following warning:
Forcing write-allocate cache policy for SMP
This patch introduces a new definition PMD_SECT_CACHE_MASK for
both page table formats which masks in all cache flags in both
cases.
Signed-off-by: Stefan Agner <stefan@agner.ch>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
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A fixed mpath was not quite being treated as such:
1) if a PERR frame was received, a fixed mpath was
deactivated.
2) queued path discovery for fixed mpath was potentially
being considered, changing mpath state.
3) other mpath flags were potentially being inherited when
fixing the mpath. Just assign PATH_FIXED and SN_VALID.
This solves several issues when fixing a mesh path in one
direction. The reverse direction mpath should probably
also be fixed, or root announcements at least be enabled.
Signed-off-by: Thomas Pedersen <twp@qca.qualcomm.com>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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SA1111 forgets to call clk_disable() in the probe error cleanup path.
Add the necessary call.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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SA1111 PCMCIA was broken when PCMCIA switched to using dev_pm_ops for
the PCMCIA socket class. PCMCIA used to handle suspend/resume via the
socket hosting device, which happened at normal device suspend/resume
time.
However, the referenced commit changed this: much of the resume now
happens much earlier, in the noirq resume handler of dev_pm_ops.
However, on SA1111, the PCMCIA device is not accessible as the SA1111
has not been resumed at _noirq time. It's slightly worse than that,
because the SA1111 has already been put to sleep at _noirq time, so
suspend doesn't work properly.
Fix this by converting the core SA1111 code to use dev_pm_ops as well,
and performing its own suspend/resume at noirq time.
This fixes these errors in the kernel log:
pcmcia_socket pcmcia_socket0: time out after reset
pcmcia_socket pcmcia_socket1: time out after reset
and the resulting lack of PCMCIA cards after a S2RAM cycle.
Fixes: d7646f7632549 ("pcmcia: use dev_pm_ops for class pcmcia_socket_class")
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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The polarity of the high IRQs was being calculated using
SA1111_IRQMASK_HI(), but this assumes a Linux interrupt number, not a
hardware interrupt number. Hence, the resulting mask was incorrect.
Fix this.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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Ensure that we propagate the platform_get_irq() error code out of the
probe function. This allows probe deferrals to work correctly should
platform_get_irq() not be able to resolve the interrupt in a DT
environment at probe time.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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On lubbock board, the probe of the driver crashes by dereferencing very
early a platform_data structure which is not set, in
pxa2xx_configure_sockets().
The stack fixed is :
[ 0.244353] SA1111 Microprocessor Companion Chip: silicon revision 1, metal revision 1
[ 0.256321] sa1111 sa1111: Providing IRQ336-390
[ 0.340899] clocksource: Switched to clocksource oscr0
[ 0.472263] Unable to handle kernel NULL pointer dereference at virtual address 00000004
[ 0.480469] pgd = c0004000
[ 0.483432] [00000004] *pgd=00000000
[ 0.487105] Internal error: Oops: f5 [#1] ARM
[ 0.491497] Modules linked in:
[ 0.494650] CPU: 0 PID: 1 Comm: swapper Not tainted 4.8.0-rc3-00080-g1aaa68426f0c-dirty #2068
[ 0.503229] Hardware name: Intel DBPXA250 Development Platform (aka Lubbock)
[ 0.510344] task: c3e42000 task.stack: c3e44000
[ 0.514984] PC is at pxa2xx_configure_sockets+0x4/0x24 (drivers/pcmcia/pxa2xx_base.c:227)
[ 0.520193] LR is at pcmcia_lubbock_init+0x1c/0x38
[ 0.525079] pc : [<c0247c30>] lr : [<c02479b0>] psr: a0000053
[ 0.525079] sp : c3e45e70 ip : 100019ff fp : 00000000
[ 0.536651] r10: c0828900 r9 : c0434838 r8 : 00000000
[ 0.541953] r7 : c0820700 r6 : c0857b30 r5 : c3ec1400 r4 : c0820758
[ 0.548549] r3 : 00000000 r2 : 0000000c r1 : c3c09c40 r0 : c3ec1400
[ 0.555154] Flags: NzCv IRQs on FIQs off Mode SVC_32 ISA ARM Segment none
[ 0.562450] Control: 0000397f Table: a0004000 DAC: 00000053
[ 0.568257] Process swapper (pid: 1, stack limit = 0xc3e44190)
[ 0.574154] Stack: (0xc3e45e70 to 0xc3e46000)
[ 0.578610] 5e60: c4849800 00000000 c3ec1400 c024769c
[ 0.586928] 5e80: 00000000 c3ec140c c3c0ee0c c3ec1400 c3ec1434 c020c410 c3ec1400 c3ec1434
[ 0.595244] 5ea0: c0820700 c080b408 c0828900 c020c5f8 00000000 c0820700 c020c578 c020ac5c
[ 0.603560] 5ec0: c3e687cc c3e71e10 c0820700 00000000 c3c02de0 c020bae4 c03c62f7 c03c62f7
[ 0.611872] 5ee0: c3e68780 c0820700 c042e034 00000000 c043c440 c020cdec c080b408 00000005
[ 0.620188] 5f00: c042e034 c00096c0 c0034440 c01c730c 20000053 ffffffff 00000000 00000000
[ 0.628502] 5f20: 00000000 c3ffcb87 c3ffcb90 c00346ac c3e66ba0 c03f7914 00000092 00000005
[ 0.636811] 5f40: 00000005 c03f847c 00000091 c03f847c 00000000 00000005 c0434828 00000005
[ 0.645125] 5f60: c043482c 00000092 c043c440 c0828900 c0434838 c0418d2c 00000005 00000005
[ 0.653430] 5f80: 00000000 c041858c 00000000 c032e9f0 00000000 00000000 00000000 00000000
[ 0.661729] 5fa0: 00000000 c032e9f8 00000000 c000f0f0 00000000 00000000 00000000 00000000
[ 0.670020] 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000
[ 0.678311] 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 00000000 00000000
[ 0.686673] (pxa2xx_configure_sockets) from pcmcia_lubbock_init (/drivers/pcmcia/sa1111_lubbock.c:161)
[ 0.696026] (pcmcia_lubbock_init) from pcmcia_probe (/drivers/pcmcia/sa1111_generic.c:213)
[ 0.704358] (pcmcia_probe) from driver_probe_device (/drivers/base/dd.c:378 /drivers/base/dd.c:499)
[ 0.712848] (driver_probe_device) from __driver_attach (/./include/linux/device.h:983 /drivers/base/dd.c:733)
[ 0.721414] (__driver_attach) from bus_for_each_dev (/drivers/base/bus.c:313)
[ 0.729723] (bus_for_each_dev) from bus_add_driver (/drivers/base/bus.c:708)
[ 0.738036] (bus_add_driver) from driver_register (/drivers/base/driver.c:169)
[ 0.746185] (driver_register) from do_one_initcall (/init/main.c:778)
[ 0.754561] (do_one_initcall) from kernel_init_freeable (/init/main.c:843 /init/main.c:851 /init/main.c:869 /init/main.c:1016)
[ 0.763409] (kernel_init_freeable) from kernel_init (/init/main.c:944)
[ 0.771660] (kernel_init) from ret_from_fork (/arch/arm/kernel/entry-common.S:119)
[ 0.779347] Code: c03c6305 c03c631e c03c632e e5903048 (e993000c)
All code
========
0: c03c6305 eorsgt r6, ip, r5, lsl #6
4: c03c631e eorsgt r6, ip, lr, lsl r3
8: c03c632e eorsgt r6, ip, lr, lsr #6
c: e5903048 ldr r3, [r0, #72] ; 0x48
10:* e993000c ldmib r3, {r2, r3} <-- trapping instruction
Signed-off-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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When testing Lubbock, it was noticed that the sa1111 pcmcia driver bound
but was not functional due to no sockets being registered. This is
because the return code from the lowlevel board initialisation was not
being propagated out of the probe function. Fix this.
Tested-by: Robert Jarzmik <robert.jarzmik@free.fr>
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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SS_STSCHG should be set for an IO card when the BVD1 signal is asserted
low, not high.
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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Add units to the timing information, so we know that the numbers are
nanoseconds. The output changes from:
I/O : 165 (172)
attribute: 300 (316)
common : 300 (316)
to:
I/O : 165ns (172ns)
attribute: 300ns (316ns)
common : 300ns (316ns)
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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Fix the reporting of the currently programmed timing information. These
entries have been showing zero due to the clock rate being a factor of
1000 too big. With this change, we go from:
I/O : 165 (0)
attribute: 300 (0)
common : 300 (0)
to:
I/O : 165 (172)
attribute: 300 (316)
common : 300 (316)
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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PCMCIA suspend/resume no longer works since the commit mentioned below,
as the callbacks are no longer made. Convert the driver to the new
dev_pm_ops, which restores the suspend/resume functionality. Tested on
the arm arch Assabet platform.
Fixes: aa8e54b559479 ("PM / sleep: Go direct_complete if driver has no callbacks")
Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
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When using intermediate queues, sequence number allocation is deferred
until dequeue. This doesn't work for PS response frames, which bypass
those queues.
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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Handle the case where the mac80211 intermediate queues are empty and the
driver has buffered frames
Fixes: ba8c3d6f16a1 ("mac80211: add an intermediate software queue implementation")
Signed-off-by: Felix Fietkau <nbd@nbd.name>
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
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Some ST platforms contain interconnect (ICN) clocks which must be handed
correctly in order to obtain full functionality of a given IP. In this
case, if the ICN clocks are not handled properly by the ST SDHCI driver
MMC will break and the following output can be observed:
[ 13.916949] mmc0: Timeout waiting for hardware interrupt.
[ 13.922349] sdhci: =========== REGISTER DUMP (mmc0)===========
[ 13.928175] sdhci: Sys addr: 0x00000000 | Version: 0x00001002
[ 13.933999] sdhci: Blk size: 0x00007040 | Blk cnt: 0x00000001
[ 13.939825] sdhci: Argument: 0x00fffff0 | Trn mode: 0x00000013
[ 13.945650] sdhci: Present: 0x1fff0206 | Host ctl: 0x00000011
[ 13.951475] sdhci: Power: 0x0000000f | Blk gap: 0x00000080
[ 13.957300] sdhci: Wake-up: 0x00000000 | Clock: 0x00003f07
[ 13.963126] sdhci: Timeout: 0x00000004 | Int stat: 0x00000000
[ 13.968952] sdhci: Int enab: 0x02ff008b | Sig enab: 0x02ff008b
[ 13.974777] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[ 13.980602] sdhci: Caps: 0x21ed3281 | Caps_1: 0x00000000
[ 13.986428] sdhci: Cmd: 0x0000063a | Max curr: 0x00000000
[ 13.992252] sdhci: Host ctl2: 0x00000000
[ 13.996166] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x7c048200
[ 14.001990] sdhci: ===========================================
[ 14.009802] mmc0: Got data interrupt 0x02000000 even though no data operation was in progress.
A decent point was raised about minimising the use of a local variable that
we 'could' do without. I've chosen consistency over the possibility of
reducing the local variable count by 1. Thinking that it's more important
for the code to be grouped and authoured in a similar manner/style for
greater maintainability/readability.
Cc: stable@vger.kernel.org
Tested-by: Peter Griffin <peter.griffin@linaro.org>
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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The interconnect (ICN) clock is required for functional working of
MMC on some ST platforms. When not supplied it can result in
broken MMC and the following output:
[ 13.916949] mmc0: Timeout waiting for hardware interrupt.
[ 13.922349] sdhci: =========== REGISTER DUMP (mmc0)===========
[ 13.928175] sdhci: Sys addr: 0x00000000 | Version: 0x00001002
[ 13.933999] sdhci: Blk size: 0x00007040 | Blk cnt: 0x00000001
[ 13.939825] sdhci: Argument: 0x00fffff0 | Trn mode: 0x00000013
[ 13.945650] sdhci: Present: 0x1fff0206 | Host ctl: 0x00000011
[ 13.951475] sdhci: Power: 0x0000000f | Blk gap: 0x00000080
[ 13.957300] sdhci: Wake-up: 0x00000000 | Clock: 0x00003f07
[ 13.963126] sdhci: Timeout: 0x00000004 | Int stat: 0x00000000
[ 13.968952] sdhci: Int enab: 0x02ff008b | Sig enab: 0x02ff008b
[ 13.974777] sdhci: AC12 err: 0x00000000 | Slot int: 0x00000000
[ 13.980602] sdhci: Caps: 0x21ed3281 | Caps_1: 0x00000000
[ 13.986428] sdhci: Cmd: 0x0000063a | Max curr: 0x00000000
[ 13.992252] sdhci: Host ctl2: 0x00000000
[ 13.996166] sdhci: ADMA Err: 0x00000000 | ADMA Ptr: 0x7c048200
[ 14.001990] sdhci: ===========================================
[ 14.009802] mmc0: Got data interrupt 0x02000000 even though no data operation was in progress.
Signed-off-by: Lee Jones <lee.jones@linaro.org>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
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This patch adds support for Infineon flashloader 0x8087/0x0801.
The flashloader is used in Telit LE940B modem family with Telit
flashing application.
Signed-off-by: Daniele Palmas <dnlplm@gmail.com>
Cc: stable <stable@vger.kernel.org>
Signed-off-by: Johan Hovold <johan@kernel.org>
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The number of CPU feature keys is meant to map 1:1 to the number of CPU
feature flags defined in cputable.h, and the latter must fit in an
unsigned long.
In commit 4db7327194db ("powerpc: Add option to use jump label for
cpu_has_feature()"), I incorrectly defined NUM_CPU_FTR_KEYS to 64.
There should be no real adverse consequences of this bug, other than us
allocating too many keys.
Fix it by using BITS_PER_LONG.
Fixes: 4db7327194db ("powerpc: Add option to use jump label for cpu_has_feature()")
Tested-by: Meelis Roos <mroos@linux.ee>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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pnv_wakeup_tb_loss() currently expects cr4 to be "eq" if the CPU is
waking up from a complete hypervisor state loss. Hence, it currently
restores the SPR contents only if cr4 is "eq".
However, after commit bcef83a00dc4 ("powerpc/powernv: Add platform
support for stop instruction"), on ISA v3.0 CPUs, the function
pnv_restore_hyp_resource() sets cr4 to contain the result of the
comparison between the state the CPU has woken up from and the first
deep stop state before calling pnv_wakeup_tb_loss().
Thus if the CPU woke up from a state that is deeper than the first
deep stop state, cr4 will have "gt" set and hence, pnv_wakeup_tb_loss()
will fail to restore the SPRs on waking up from such a state.
Fix the code in pnv_wakeup_tb_loss() to restore the SPR states when cr4
is "eq" or "gt".
Fixes: bcef83a00dc4 ("powerpc/powernv: Add platform support for stop instruction")
Signed-off-by: Gautham R. Shenoy <ego@linux.vnet.ibm.com>
Reviewed-by: Shreyas B. Prabhu <shreyasbp@gmail.com>
Signed-off-by: Michael Ellerman <mpe@ellerman.id.au>
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Tariq Toukan says:
====================
mlx4 fixes
This patchset contains several bug fixes from the team to the
mlx4 Eth driver.
Series generated against net commit:
c2f57fb97da5 "drivers: net: phy: mdio-xgene: Add hardware dependency"
v2:
* excluded some cleanup patches.
====================
Signed-off-by: David S. Miller <davem@davemloft.net>
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When port is down, tx drop counter update is not needed.
Updating the counter in this case can cause a kernel
panic as when the port is down, ring can be NULL.
Fixes: 63a664b7e92b ("net/mlx4_en: fix tx_dropped bug")
Signed-off-by: Moshe Shemesh <moshe@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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This patch adds a capability check before enabling DCBX.
In addition, it re-organizes the relevant data structures,
and fixes a typo in a define.
Fixes: af7d51852631 ("net/mlx4_en: Add DCB PFC support through CEE netlink commands")
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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mlx4_en_dcbnl_set_state() returns u8, the return value from
mlx4_en_setup_tc() could be negative in case of failure, so fix that.
Fixes: af7d51852631 ("net/mlx4_en: Add DCB PFC support through CEE netlink commands")
Signed-off-by: Kamal Heib <kamalh@mellanox.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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mlx4_en_dcbnl_set_all() returns u8, so return value can't be negative in
case of failure.
Fixes: af7d51852631 ("net/mlx4_en: Add DCB PFC support through CEE netlink commands")
Signed-off-by: Kamal Heib <kamalh@mellanox.com>
Signed-off-by: Rana Shahout <ranas@mellanox.com>
Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Tariq Toukan <tariqt@mellanox.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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Commit aa71987472a9 ("nvme: fabrics drivers don't need the nvme-pci
driver") removed the dependency on BLK_DEV_NVME, but the cdoe does
depend on the block layer (which used to be an implicit dependency
through BLK_DEV_NVME).
Otherwise you get various errors from the kbuild test robot random
config testing when that happens to hit a configuration with BLOCK
device support disabled.
Cc: Christoph Hellwig <hch@lst.de>
Cc: Jay Freyensee <james_p_freyensee@linux.intel.com>
Cc: Sagi Grimberg <sagi@grimberg.me>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging
Pull IIO fixes from Greg KH:
"Here are a few small IIO fixes for 4.8-rc6.
Nothing major, full details are in the shortlog, all of these have
been in linux-next with no reported issues"
* tag 'staging-4.8-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/staging:
iio:core: fix IIO_VAL_FRACTIONAL sign handling
iio: ensure ret is initialized to zero before entering do loop
iio: accel: kxsd9: Fix scaling bug
iio: accel: bmc150: reset chip at init time
iio: fix pressure data output unit in hid-sensor-attributes
tools:iio:iio_generic_buffer: fix trigger-less mode
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git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb
Pull USB fixes from Greg KH:
"Here are some small USB gadget, phy, and xhci fixes for 4.8-rc6.
All of these resolve minor issues that have been reported, and all
have been in linux-next with no reported issues"
* tag 'usb-4.8-rc6' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
usb: chipidea: udc: fix NULL ptr dereference in isr_setup_status_phase
xhci: fix null pointer dereference in stop command timeout function
usb: dwc3: pci: fix build warning on !PM_SLEEP
usb: gadget: prevent potenial null pointer dereference on skb->len
usb: renesas_usbhs: fix clearing the {BRDY,BEMP}STS condition
usb: phy: phy-generic: Check clk_prepare_enable() error
usb: gadget: udc: renesas-usb3: clear VBOUT bit in DRD_CON
Revert "usb: dwc3: gadget: always decrement by 1"
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Ensure that we conform to the algorithm described in RFC5661, section
18.36.4 for when to bump the sequence id. In essence we do it for all
cases except when the RPC call timed out, or in case of the server returning
NFS4ERR_DELAY or NFS4ERR_STALE_CLIENTID.
Signed-off-by: Trond Myklebust <trond.myklebust@primarydata.com>
Cc: stable@vger.kernel.org
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Due to a mistake in the hardware manual, the FWSLC and POST1-4 registers
were not documented and left out of the driver for RZ/A making the CAM
feature non-operational.
Additionally, when the offset values for POST1-4 are left blank, the driver
attempts to set them using an offset of 0xFFFF which can cause a memory
corruption or panic.
This patch fixes the panic and properly enables CAM.
Reported-by: Daniel Palmer <daniel@0x0f.com>
Signed-off-by: Chris Brandt <chris.brandt@renesas.com>
Acked-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
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The silead touch-controller ICs use a different firmware per digitizer /
tablet model. So there are going to be quite a few of then and they really
should be under a separate subdir.
This commit prefixes the default firmware names with "silead/" just like
we are already doing for devicetree specified firmware names.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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The driver has supported touchscreen-fw-name to specify the firmware to
load since it has been merged, but this was omitted from the dt-binding
documentation.
During review of adding touchscreen-fw-name to the binding documentation
it was brought up that there is a standard property name called
"firmware-name" for this, which should be used.
Since there are no users of touchscreen-fw-name yet, this commit
adds documentation of "firmware-name" to the dt-binding documentation
and switches the driver over to use this.
This commit also makes the driver add a "silead/" prefix to the
firmware name from dt before calling request_firmware. That the
firmware files are stored under /lib/firmware/silead under Linux
is an implementation detail and does not belong in devicetree.
Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Dmitry Torokhov <dmitry.torokhov@gmail.com>
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