This bug was fixed in the package linux - 4.18.0-17.18
---------------
linux (4.18.0-17.18) cosmic; urgency=medium
* linux: 4.18.0-17.18 -proposed tracker (LP: #1819624)
* Packaging resync (LP: #1786013)
- [Packaging] resync getabis
- [Packaging] update helper scripts
* C++ demangling support missing from perf (LP: #1396654)
- [Packaging] fix a mistype
* arm-smmu-v3 arm-smmu-v3.3.auto: CMD_SYNC timeout (LP: #1818162)
- iommu/arm-smmu-v3: Fix unexpected CMD_SYNC timeout
* Crash in nvme_irq_check() when using threaded interrupts (LP: #1818747)
- nvme-pci: fix out of bounds access in nvme_cqe_pending
* CVE-2019-9003
- ipmi: fix use-after-free of user->release_barrier.rda
* CVE-2019-9162
- netfilter: nf_nat_snmp_basic: add missing length checks in ASN.1 cbs
* CVE-2019-9213
- mm: enforce min addr even if capable() in expand_downwards()
* CVE-2019-3460
- Bluetooth: Check L2CAP option sizes returned from l2cap_get_conf_opt
* tun/tap: unable to manage carrier state from userland (LP: #1806392)
- tun: implement carrier change
* CVE-2019-8980
- exec: Fix mem leak in kernel_read_file
* [Packaging] Allow overlay of config annotations (LP: #1752072)
- [Packaging] config-check: Add an include directive
* amdgpu with mst WARNING on blanking (LP: #1814308)
- drm/amd/display: Fix MST dp_blank REG_WAIT timeout
* CVE-2019-7308
- bpf: move {prev_,}insn_idx into verifier env
- bpf: move tmp variable into ax register in interpreter
- bpf: enable access to ax register also from verifier rewrite
- bpf: restrict map value pointer arithmetic for unprivileged
- bpf: restrict stack pointer arithmetic for unprivileged
- bpf: restrict unknown scalars of mixed signed bounds for unprivileged
- bpf: fix check_map_access smin_value test when pointer contains offset
- bpf: prevent out of bounds speculation on pointer arithmetic
- bpf: fix sanitation of alu op with pointer / scalar type from different
paths
- bpf: add various test cases to test_verifier
- bpf: add various test cases to selftests
* CVE-2017-5753
- bpf: fix inner map masking to prevent oob under speculation
* Use memblock quirk instead of delayed allocation for GICv3 LPI tables
(LP: #1816425)
- efi/arm: Revert "Defer persistent reservations until after paging_init()"
- arm64, mm, efi: Account for GICv3 LPI tables in static memblock reserve
table
* efi/arm/arm64: Allow SetVirtualAddressMap() to be omitted (LP: #1814982)
- efi/arm/arm64: Allow SetVirtualAddressMap() to be omitted
* Update ENA driver to version 2.0.3K (LP: #1816806)
- net: ena: update driver version from 2.0.2 to 2.0.3
- net: ena: fix race between link up and device initalization
- net: ena: fix crash during failed resume from hibernation
* Silent "Unknown key" message when pressing keyboard backlight hotkey
(LP: #1817063)
- platform/x86: dell-wmi: Ignore new keyboard backlight change event
* CVE-2018-19824
- ALSA: usb-audio: Fix UAF decrement if card has no live interfaces in
card.c
* CVE-2019-3459
- Bluetooth: Verify that l2cap_get_conf_opt provides large enough buffer
* CONFIG_TEST_BPF is disabled (LP: #1813955)
- [Config]: Reenable TEST_BPF
* installer does not support iSCSI iBFT (LP: #1817321)
- d-i: add iscsi_ibft to scsi-modules
* CVE-2019-7222
- KVM: x86: work around leak of uninitialized stack contents (CVE-2019-7222)
* CVE-2019-7221
- KVM: nVMX: unconditionally cancel preemption timer in free_nested
(CVE-2019-7221)
* CVE-2019-6974
- kvm: fix kvm_ioctl_create_device() reference counting (CVE-2019-6974)
* hns3 nic speed may not match optical port speed (LP: #1817969)
- net: hns3: Config NIC port speed same as that of optical module
* [Hyper-V] srcu: Lock srcu_data structure in srcu_gp_start() (LP: #1802021)
- srcu: Lock srcu_data structure in srcu_gp_start()
* libsas disks can have non-unique by-path names (LP: #1817784)
- scsi: libsas: Fix rphy phy_identifier for PHYs with end devices attached
* Bluetooth not working (Intel CyclonePeak) (LP: #1817518)
- Bluetooth: btusb: Add support for Intel bluetooth device 8087:0029
* CVE-2019-8912
- net: crypto set sk to NULL when af_alg_release.
- net: socket: set sock->sk to NULL after calling proto_ops::release()
* 4.18.0 thinkpad_acpi : thresholds for BAT1 not writable (LP: #1812099)
- platform/x86: thinkpad_acpi: Fix multi-battery bug
* [ALSA] [PATCH] System76 darp5 and oryp5 fixups (LP: #1815831)
- ALSA: hda/realtek - Headset microphone support for System76 darp5
- ALSA: hda/realtek - Headset microphone and internal speaker support for
System76 oryp5
* CVE-2019-8956
- sctp: walk the list of asoc safely
* Constant noise in the headphone on Lenovo X1 machines (LP: #1817263)
- ALSA: hda/realtek: Disable PC beep in passthrough on alc285
-- Kleber Sacilotto de Souza <kleber.so...@canonical.com> Wed, 13 Mar
2019 12:52:13 +0100
--
You received this bug notification because you are a member of Kernel
Packages, which is subscribed to linux in Ubuntu.
https://bugs.launchpad.net/bugs/1818747
Title:
Crash in nvme_irq_check() when using threaded interrupts
Status in linux package in Ubuntu:
Fix Released
Status in linux source package in Bionic:
Fix Released
Status in linux source package in Cosmic:
Fix Released
Status in linux source package in Disco:
Fix Released
Bug description:
[Impact]
kernel crashes under load w/ nvme.use_threaded_interrupts=1
[Test Case]
Boot w/ nvme.use_threaded_interrupts=1
sudo fio -name=randread -numjobs=8 -filename=/dev/nvme0n1 -rw=randread
-ioengine=libaio -direct=1 -iodepth=64 -sync=0 -norandommap
-group_reporting -runtime=300 -time_based -bs=4k
[ 284.756476] CPU: 0 PID: 1047 Comm: irq/97-nvme0q1 Not tainted
4.18.0-15-generic #16~18.04.1-Ubuntu
[ 284.765420] Hardware name: Huawei D06 /D06, BIOS Hisilicon D06 UEFI RC0 -
V1.13.01 02/14/2019
[ 284.773930] pstate: 00400089 (nzcv daIf +PAN -UAO)
[ 284.778711] pc : nvme_irq_check+0x30/0x48 [nvme]
[ 284.783319] lr : __handle_irq_event_percpu+0x68/0x228
[ 284.788356] sp : ffff000008003e70
[Fix]
dcca166272722 nvme-pci: fix out of bounds access in nvme_cqe_pending
[Regression Risk]
Restricted to systems w/ NVMe. There are no upstream patches marked as Fixing
the upstream change, which suggests it is not yet know to introduce regressions.
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