[kbuild] [android-common:android12-5.4 8477/11488] sound/usb/pcm.c:1033 snd_usb_pcm_prepare() warn: variable dereferenced before check 'subs->cur_audiofmt' (see line 1029)

onfig) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: sound/usb/pcm.c:1033 snd_usb_pcm_prepare() warn: variable dereferenced before check 'subs->cur_audiofmt&#x

[kbuild] Re: [PATCH v2 2/2] f2fs: add F2FS_IOC_SET_COMPRESS_OPTION ioctl

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/f2fs/file.c:4011 f2fs_ioc_set_compress_option() error: uninitialized symbol 'ret'. Old smatch warnings: fs/f2fs/f

[kbuild] Re: [Intel-gfx] [PATCH v11 08/12] drm/i915/dp: Master/Slave enable/disable sequence for bigjoiner

, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/i915/display/intel_display.c:7303 hsw_crtc_enable() warn: if statement not indented Old smatch warnings: drivers/gpu/drm/i915/display/intel_display.c:6237

[kbuild] [ext4:dev 41/46] fs/ext4/fast_commit.c:964 ext4_fc_commit_dentry_updates() error: double locked 'sbi->s_fc_lock' (orig line 955)

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/ext4/fast_commit.c:964 ext4_fc_commit_dentry_updates() error: double locked 'sbi->s_fc_lock' (orig line 955) vim

[kbuild] [dlech-linux:bone-counter 1/12] drivers/counter/microchip-tcb-capture.c:173 mchp_tc_count_action_read() warn: bitwise AND condition is false here

) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/counter/microchip-tcb-capture.c:173 mchp_tc_count_action_read() warn: bitwise AND condition is false here drivers/counter/counter-sysfs.c:109

[kbuild] [dlech-linux:bone-counter 3/12] drivers/counter/counter-chrdev.c:189 counter_set_watch() warn: potential spectre issue 'counter->signals' (local cap)

) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/counter/counter-chrdev.c:189 counter_set_watch() warn: potential spectre issue 'counter->signals' [r] (local cap) drivers/counter/cou

[kbuild] [mlankhorst:locking-rework 61/63] drivers/gpu/drm/i915/gem/i915_gem_userptr.c:315 i915_gem_object_userptr_submit_init() error: double locked 'i915->mm.notifier_lock' (orig line 270)

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/i915/gem/i915_gem_userptr.c:315 i915_gem_object_userptr_submit_init() error: double locked '

[kbuild] [hverkuil-media:tegrav5 4/19] drivers/media/i2c/imx274.c:1864 imx274_probe() error: uninitialized symbol 'ret'.

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/media/i2c/imx274.c:1864 imx274_probe() error: uninitialized symbol 'ret'. vim +/ret +1864 drivers/media/i2

[kbuild] Re: [RFC PATCH 5/5] ovl: impement containerized syncfs for overlayfs

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/overlayfs/super.c:293 ovl_sync_fs() error: uninitialized symbol 'ret'. vim +/ret +293 fs/overlayfs/super.c e593b

[kbuild] Re: [PATCH 08/14] mpt3sas: Update hba_port objects after host reset

: s390-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/scsi/mpt3sas/mpt3sas_scsih.c:5940 _scsih_look_and_get_matched_port_entry() error: uninitialized symbol 'matched

[kbuild] [ext4:dev 9/44] fs/ext4/fast_commit.c:1135 ext4_fc_commit() error: uninitialized symbol 'start_time'.

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/ext4/fast_commit.c:1135 ext4_fc_commit() error: uninitialized symbol 'start_time'. vim +/start_time +1135 fs/ext4/fas

[kbuild] Re: [PATCH v3 2/2] power: supply: bq25790: Introduce the BQ25790 charger driver

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/power/supply/bq25790_charger.c:170 bq25790_usb_work() warn: ignoring unreachable code. drivers/power/supply

[kbuild] [power-supply:for-next 70/78] drivers/power/supply/bq25980_charger.c:1115 bq25980_hw_init() error: buffer overflow 'bq25980_watchdog_time' 4 <= 4

(attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/power/supply/bq25980_charger.c:1115 bq25980_hw_init() error: buffer overflow

[kbuild] [intel-linux-intel-lts:5.4/yocto 40/1142] drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:972 dw_chan_prep_dma_cyclic() error: uninitialized symbol 'mem'.

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/dma/dw-axi-dmac/dw-axi-dmac-platform.c:972 dw_chan_prep_dma_cyclic() error: uninitialized symbol 'mem'. drivers/dma/d

[kbuild] Re: [PATCH 21/22] kvm: mmu: Support MMIO in the TDP MMU

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/x86/kvm/mmu/mmu.c:3995 get_mmio_spte() error: uninitialized symbol 'root'. vim +/root +3995 arch/x86/kvm

[kbuild] Re: [PATCH 04/16] vhost: prep vhost_dev_init users to handle failures

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/vhost/vdpa.c:844 vhost_vdpa_open() error: uninitialized symbol 'r'. Old smatch warnings: drivers/vhost/

[kbuild] Re: [PATCH 20/22] kvm: mmu: NX largepage recovery for TDP MMU

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: arch/x86/kvm/mmu/tdp_mmu.c:1280 kvm_tdp_mmu_recover_nx_lpages() error: uninitialized symbol 'flush'. Old smatc

[kbuild] [tip:x86/seves 3/75] arch/x86/kvm/svm/nested.c:1153 svm_set_nested_state() error: uninitialized symbol 'save'.

ed as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/x86/kvm/svm/nested.c:1153 svm_set_nested_state() error: uninitialized symbol 'save'. a

[kbuild] Re: [PATCH 15/22] kvm: mmu: Support changed pte notifier in tdp MMU

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/x86/kvm/mmu/tdp_mmu.c:756 set_tdp_spte() error: uninitialized symbol 'new_spte'. vim +/new_spte +756 arch/x

[kbuild] [tobetter-linux:odroid-5.9.y 65/71] drivers/thermal/thermal_helpers.c:123 thermal_zone_get_temp() error: testing array offset 'tz->id' after use.

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/thermal/thermal_helpers.c:123 thermal_zone_get_temp() error: testing array offset 'tz->id' after u

[kbuild] [mkp-scsi:for-next 230/248] drivers/scsi/pm8001/pm8001_init.c:1193 pm8001_init_ccb_tag() warn: level not at start of string

-20201008 (attached as .config) compiler: powerpc-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/scsi/pm8001/pm8001_init.c:1193 pm8001_init_ccb_tag() warn: KERN_* level not at

[kbuild] Re: [PATCH V5 3/3] i2c: i2c-qcom-geni: Add shutdown callback for i2c

Hi Roja, url: https://github.com/0day-ci/linux/commits/Roja-Rani-Yarubandi/Implement-Shutdown-callback-for-geni-i2c/20201001-164636 base: https://git.kernel.org/pub/scm/linux/kernel/git/wsa/linux.git i2c/for-next config: parisc-randconfig-s032-20201008 (attached as .config) compiler: hpp

[kbuild] Re: [PATCH] PCI: pciehp: Add check for DL_ACTIVE bit in pciehp_check_link_status()

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/pci/hotplug/pciehp_hpc.c:313 pciehp_check_link_status() warn: maybe use && instead of & vim +313 drivers/pci/hotplug/

[kbuild] [android-common:android-mainline 1/1] drivers/scsi/ufs/ufshcd.c:7443 ufshcd_clear_ua_wlun() warn: inconsistent returns

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/scsi/ufs/ufshcd.c:7443 ufshcd_clear_ua_wlun() warn: inconsistent returns '*hba->host->host_lock'. drivers/s

[kbuild] drivers/net/ethernet/intel/ice/ice_main.c:789 ice_set_dflt_mib() warn: variable dereferenced before check 'pf' (see line 782)

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/net/ethernet/intel/ice/ice_main.c:789 ice_set_dflt_mib() warn: variable dereferenced before check 'pf' (see line 782) vim

[kbuild] Re: [PATCH v3 7/7] dma-buf: system_heap: Add a system-uncached heap re-using the system heap

: i386-randconfig-m021-20201002 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/dma-buf/heaps/system_heap.c:496 system_heap_create() warn

[kbuild] drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c:5638 bnx2x_link_settings_status() warn: signedness bug returning '(-22)'

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/ethernet/broadcom/bnx2x/bnx2x_link.c:5638 bnx2x_link_settings_status() warn: signedness bug returning '

[kbuild] [vsyrjala:crtc_clock_compute_3 5/7] drivers/gpu/drm/i915/display/intel_dpll_mgr.c:3651 icl_compute_tc_phy_dplls() warn: signedness bug returning '(-22)'

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/i915/display/intel_dpll_mgr.c:3651 icl_compute_tc_phy_dplls() warn: signedness bug returning '

[kbuild] Re: [Intel-gfx] [PATCH 18/61] drm/i915: Make ring submission compatible with obj->mm.lock removal.

, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/i915/gt/intel_ring_submission.c:1233 gen7_ctx_vma() warn: passing zero to 'ERR_PTR' drivers/gpu/drm/i915/gt/intel_ring_submission.c:1251 gen7_ctx_

[kbuild] [linux-next:master 5398/13159] net/rxrpc/conn_client.c:885 rxrpc_disconnect_client_call() error: double unlocked 'bundle->channel_lock' (orig line 814)

.config) compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: net/rxrpc/conn_client.c:885 rxrpc_disconnect_client_call() error: double unlocked 'bundle->channel_loc

[kbuild] Re: [PATCH v2 2/3] Input: Add Novatek NT36xxx touchscreen driver

(attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/input/touchscreen/nt36xxx.c:470 nt36xxx_i2c_chip_version_init() warn: calling memset(x

[kbuild] drivers/gpu/drm/vboxvideo/vbox_main.c:146 vbox_hw_init() warn: 'vbox->guest_heap' not released on lines: 126.

(Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/vboxvideo/vbox_main.c:146 vbox_hw_init() warn: 'vbox->guest_heap' not released on lines: 126. vim +14

[kbuild] drivers/net/ethernet/intel/i40e/i40e_debugfs.c:582 i40e_dbg_dump_desc() error: uninitialized symbol 'ring'.

-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/net/ethernet/intel/i40e/i40e_debugfs.c:582 i40e_dbg_dump_desc() error: uninitialized symbol 'ring'. vim +/ring +5

[kbuild] [kabel:leds-cleanup-for-pavel 17/31] drivers/leds/leds-tca6507.c:639 tca6507_register_gpios() error: uninitialized symbol 'gpios'.

-20200930 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/leds/leds-tca6507.c:639 tca6507_register_gpios() error: uninitialized

[kbuild] [linux-next:master 6316/11956] arch/arm64/kvm/mmu.c:1642 user_mem_abort() error: uninitialized symbol 'ret'.

(attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: arch/arm64/kvm/mmu.c:1642 user_mem_abort() error: uninitialized symbol 'ret'. vim +

[kbuild] [linux-next:master 9468/11956] drivers/pci/controller/pcie-brcmstb.c:1270 brcm_pcie_probe() warn: 'pcie->clk' not released on lines: 1237.

viewport sizes config: arm64-randconfig-m031-20200929 (attached as .config) compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/pci/controller/pcie-brcmstb.c:1270

[kbuild] [leon-rdma:rdma-next 67/71] drivers/infiniband/hw/mlx5/qp.c:861:42: sparse: sparse: subtraction of Share your drugs

tree: https://git.kernel.org/pub/scm/linux/kernel/git/leon/linux-rdma.git rdma-next head: 41142fada89c7728129c8f4ce28ea8ed95ac commit: b287f59569b5ddead80547afb3fbe54ba19d71a2 [67/71] RDMA/mlx5: Use mlx5_umem_find_best_quantized_pgoff() for WQ config: i386-randconfig-s002-20200929 (attac

[kbuild] [weiny2:lm-pks-pmem-for-5.10-v6 17/72] security/keys/trusted-keys/trusted_tpm1.c:1096 trusted_instantiate() error: we previously assumed 'payload' could be null (see line 1038)

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: security/keys/trusted-keys/trusted_tpm1.c:1096 trusted_instantiate() error: we previously assumed 'payload' cou

[kbuild] Re: [PATCH bpf-next v9 05/11] bpf: support attaching freplace programs to multiple attach points

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: kernel/bpf/verifier.c:11378 bpf_check_attach_target() error: we previously assumed 'dst_prog' could be null (see

[kbuild] [phy-linux-phy:next 70/71] drivers/phy/qualcomm/phy-qcom-qmp.c:3899 qcom_qmp_phy_probe() error: uninitialized symbol 'dp_cfg'.

.config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/phy/qualcomm/phy-qcom-qmp.c:3899 qcom_qmp_phy_probe() error: uninitialized symbol 'dp_cfg'. d

[kbuild] Re: [PATCH 1/2] drm/bridge: sii902x: Enable I/O and core VCC supplies if present

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/bridge/sii902x.c:1013 sii902x_probe() warn: passing zero to 'PTR_ERR' vim +/PTR_ERR +1013 drivers/gpu/

[kbuild] drivers/phy/mediatek/phy-mtk-tphy.c:955 mtk_phy_init() warn: 'instance->da_ref_clk' not released on lines: 952.

: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/phy/mediatek/phy-mtk-tphy.c:955 mtk_phy_init() warn: 'instance->da_ref_clk' not released on lines: 952

[kbuild] [linux-next:master 10377/11173] drivers/leds/leds-tca6507.c:730 tca6507_led_dt_init() warn: passing zero to 'ERR_PTR'

.config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/leds/leds-tca6507.c:730 tca6507_led_dt_init() warn: passing zero to 'ERR_PTR' vim +/ERR_PTR +7

[kbuild] Re: [PATCH net-next v4 1/2] net: phy: dp83869: support Wake on LAN

.config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/phy/dp83869.c:205 dp83869_set_wol() warn: impossible condition '(val_rxcfg < 0) => (0

[kbuild] [linux-next:master 7429/10763] drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubp.c:752 hubp1_is_flip_pending() error: we previously assumed 'hubp' could be null (see line 737)

-20200924 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/amd/amdgpu/../display/dc/dcn10/dcn10_hubp.c:752 hubp1_is_flip_pending() error

[kbuild] Re: [PATCH RFC v2 4/4] 9p: fix race issue in fid contention.

pent some time trying to spot a bug in the code. And really the code is fine (probably. maybe. no reason to think it's not fine). It's just that refcounting is preferred as a hardening measure. regards, dan carpenter ___ kbuild mailing list -- kbuild@lists.01.org To unsubscribe send an email to kbuild-le...@lists.01.org

[kbuild] Re: [PATCH RFC v2 4/4] 9p: fix race issue in fid contention.

line number where "fid" is freed. regards, dan carpenter On Thu, Sep 24, 2020 at 12:50:13PM +0800, kernel test robot wrote: > > Hi Jianyong, > > [FYI, it's a private test report for your RFC patch.] > [auto build test WARNING on v5.9-rc6] > [also build test WARN

[kbuild] [intel-linux-intel-lts:5.4/yocto 414/1142] drivers/misc/xlink-pcie/local_host/mxlk_epf.c:478:6: warning: Variable 'ret' is reassigned a value before the old one has been used.

tree: https://github.com/intel/linux-intel-lts.git 5.4/yocto head: eeb611e5394c56d45c5cc8f7dc484c9f19e93143 commit: 792c8003efc4d75b5f52db70e7380b6a425bdba8 [414/1142] xlink-pcie: XLink PCIe Remote and Local Host driver compiler: ia64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add fo

[kbuild] Re: [PATCH 08/10] rpmsg: core: Add RPMSG byte conversion operations

issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/rpmsg/rpmsg_core.c:33 rpmsg16_to_cpu() warn: signedness bug returning '(-22)' drivers/rpmsg/rpmsg_core.c:44 cpu_to_rpmsg16() warn: signedness bug return

[kbuild] Re: [PATCH 3/8] vhost scsi: alloc cmds per vq instead of session

) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/vhost/scsi.c:606 vhost_scsi_get_cmd() error: uninitialized symbol 'cpu'. # https://github.com/0day-ci/li

[kbuild] Re: [PATCH 03/15] iomap: Allow filesystem to call iomap_dio_complete without i_rwsem

On Tue, Sep 22, 2020 at 09:16:49AM -0500, Goldwyn Rodrigues wrote: > Hi Dan, > > On 12:24 22/09, Dan Carpenter wrote: > > Hi Goldwyn, > > > > url: > > https://github.com/0day-ci/linux/commits/Goldwyn-Rodrigues/BTRFS-DIO-inode-locking-D_SYNC-fix/202009

[kbuild] Re: [PATCH 10/15] btrfs: Push inode locking and unlocking into buffered/direct write

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/btrfs/file.c:2147 btrfs_file_write_iter() error: uninitialized symbol 'err'. Old smatch warnings: fs/btrfs/f

[kbuild] Re: [PATCH 03/15] iomap: Allow filesystem to call iomap_dio_complete without i_rwsem

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/iomap/direct-io.c:582 __iomap_dio_rw() warn: passing zero to 'ERR_PTR' # https://github.com/0day-ci/li

[kbuild] Re: [CRM114spam]: drivers/hwmon/w83627ehf.c:2417 w83627ehf_probe() warn: 'res->start' not released on lines: 2412.

On Sun, Sep 20, 2020 at 06:49:54PM +0100, Dr. David Alan Gilbert wrote: > * Dan Carpenter (dan.carpen...@oracle.com) wrote: > > b84bb5186297d1 drivers/hwmon/w83627ehf.c Guenter Roeck > > 2011-02-13 2405 > > 266cd5835947d0 drivers/hwmon/w83627ehf.c D

[kbuild] Re: [fuse:submounts 12/24] fs/fuse/dax.c:399:6: warning: Variable 'ret' is reassigned a value before the old one has been used.

These "reassigned a value before the old one has been used" warnings are not useful at all because it ignores gotos so it's just false positives. regards, dan carpenter On Fri, Sep 18, 2020 at 11:07:48PM +0800, kernel test robot wrote: > CC: kbuild-...@lists.01

[kbuild] [lunn:v5.9-rc1-net-next-mv88e6xxx-region-v3 11/14] net/core/devlink.c:3981 devlink_nl_region_notify_build() warn: passing zero to 'ERR_PTR'

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: net/core/devlink.c:3981 devlink_nl_region_notify_build() warn: passing zero to 'ERR_PTR' net/core/devl

[kbuild] Re: [PATCH v2 21/21] drm: Remove obsolete GEM and PRIME callbacks from struct drm_driver

) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/drm_prime.c:389 export_and_register_object() error: uninitialized symbol 'dmabuf'. Old smatch warnings: drivers/gpu/drm/drm_p

[kbuild] Re: [PATCH v16 2/2] drm/bridge: anx7625: Add anx7625 MIPI DSI/DPI to DP

) compiler: mips-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/gpu/drm/bridge/analogix/anx7625.c:1289 anx7625_get_edid() warn: possible memory leak of 'edid'

[kbuild] Re: [PATCH v2] regmap: debugfs: Fix handling of name string for debugfs init delays

.config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/base/regmap/regmap.c:1177 __regmap_init() error: uninitialized symbol 'ret'. drivers/b

[kbuild] Re: [PATCH RFC 4/8] thermal:core:Add genetlink notifications for monitoring falling temperature

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/thermal/thermal_core.c:436 handle_thermal_trip() error: uninitialized symbol 'mon_type'. # https://github.com/0day-ci/li

[kbuild] Re: [PATCH 1/2] ASoC: fsl_xcvr: Add XCVR ASoC CPU DAI driver

9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: sound/soc/fsl/fsl_xcvr.c:381 fsl_xcvr_en_aud_pll() warn: 'xcvr->phy_clk' not released on lines: 361. # https://github.com/0d

[kbuild] drivers/phy/cadence/phy-cadence-torrent.c:326 cdns_torrent_dp_init() warn: 'cdns_phy->clk' not released on lines: 280.

.config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/phy/cadence/phy-cadence-torrent.c:326 cdns_torrent_dp_init() warn: 'cdns_phy->clk' not rele

[kbuild] drivers/hwmon/w83627ehf.c:2417 w83627ehf_probe() warn: 'res->start' not released on lines: 2412.

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/hwmon/w83627ehf.c:2417 w83627ehf_probe() warn: 'res->start' not released on lines: 2412. # https://g

[kbuild] [toke:bpf-freplace-multi-attach-alt-04 3/8] kernel/bpf/verifier.c:11344 check_attach_btf_id() error: we previously assumed 'prog->aux->tgt_link' could be null (see line 11286)

g-m001-20200916 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: kernel/bpf/verifier.c:11344 check_attach_btf_id() error: we previously assumed

[kbuild] Re: [linux-next:master 2762/7920] drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3355 amdgpu_device_init() warn: 'adev->rmmio' not released on lines: 3355.

On Wed, Sep 16, 2020 at 10:49:44AM -0400, Luben Tuikov wrote: > On 2020-09-16 10:11, Dan Carpenter wrote: > > [ > > This is a new check that I pushed yesterday. I've pushed some more > > improvements to hopefully cut down on the false positives. > > > &g

[kbuild] [linux-next:master 2762/7920] drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3355 amdgpu_device_init() warn: 'adev->rmmio' not released on lines: 3355.

15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/amd/amdgpu/amdgpu_device.c:3355 amdgpu_device_init() warn: 'adev->rmmio' not released on lines: 3355. # https://g

[kbuild] Re: [linux-next:master 6552/7920] net/sunrpc/auth_gss/gss_krb5_mech.c:254:38: warning: Invalid test for overflow 'p+20

overflow 'p+20 >> overflow is undefined behaviour. [invalidTestForOverflow] > if (unlikely(p + 20 > end || p + 20 < p)) { In the kernel we use a GCC flag to make these overflows defined behavior. Lots of places rely on it to work. regards, dan carpenter >

[kbuild] [ti:ti-linux-5.4.y 2795/9671] drivers/pci/endpoint/pci-epf-core.c:133 pci_epf_add_vepf() warn: inconsistent returns 'epf_pf->lock'.

(attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/pci/endpoint/pci-epf-core.c:133 pci_epf_add_vepf() warn: inconsistent returns 'epf_pf-

[kbuild] Re: [PATCH v2] i2c: virtio: add a virtio i2c frontend driver

On Mon, Sep 14, 2020 at 06:24:55PM +0300, Andy Shevchenko wrote: > On Mon, Sep 14, 2020 at 05:48:07PM +0300, Dan Carpenter wrote: > > Hi Jie, > > > > url: > > https://github.com/0day-ci/linux/commits/Jie-Deng/i2c-virtio-add-a-virtio-i2c-frontend-driver/20200911-115

[kbuild] Re: [PATCH v2] i2c: virtio: add a virtio i2c frontend driver

(GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/i2c/busses/i2c-virtio.c:160 virtio_i2c_xfer() error: we previously assumed 'vmsg' could be null (see line 137) # https://

[kbuild] [ragnatech:upstream/mmc/next 61/71] drivers/mmc/host/davinci_mmc.c:939 mmc_davinci_irq() error: we previously assumed 'data' could be null (see line 922)

config: parisc-randconfig-m031-20200913 (attached as .config) compiler: hppa-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/mmc/host/davinci_mmc.c:939 mmc_davinci_irq() error: we

[kbuild] [net-next:master 903/970] net/smc/smc_close.c:214 smc_close_active() warn: variable dereferenced before check 'smc->clcsock' (see line 211)

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: net/smc/smc_close.c:214 smc_close_active() warn: variable dereferenced before check 'smc->clcsock' (see line

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/en/port.c:453 mlx5e_fec_in_caps() warn: signedness bug returning '(-95)'

) compiler: powerpc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/en/port.c:453 mlx5e_fec_in_caps() warn: signedness bug returning '

[kbuild] [linux-next:master 6051/6654] net/rxrpc/conn_client.c:494 rxrpc_maybe_add_conn() warn: inconsistent returns 'bundle->channel_lock'.

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: net/rxrpc/conn_client.c:722 rxrpc_connect_call() error: 'bundle' dereferencing possible ERR_PTR()

[kbuild] drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:1555 dest_is_valid() error: we previously assumed 'dest' could be null (see line 1545)

) compiler: powerpc64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/net/ethernet/mellanox/mlx5/core/fs_core.c:1555 dest_is_valid() error: we previously assumed '

[kbuild] Re: [PATCH] hwmon: (pmbus) Expose PEC debugfs attribute

: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/hwmon/pmbus/pmbus_core.c:2415 pmbus_debugfs_ops_pec_open() warn: '0x' prefix is confusing together w

[kbuild] Re: [PATCH 09/12] dma-direct: remove __dma_to_phys

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/xen/swiotlb-xen.c:315 xen_swiotlb_alloc_coherent() error: we previously assumed 'hwdev' could be null

[kbuild] [gfs2:for-next.bob7f 4/13] fs/gfs2/super.c:1477 gfs2_evict_inode() error: we previously assumed 'ip->i_gl' could be null (see line 1444)

(attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/gfs2/super.c:1477 gfs2_evict_inode() error: we previously assumed 'ip->i_gl' could

[kbuild] Re: [PATCH] vhost: new vhost_vdpa SET/GET_BACKEND_FEATURES handlers

: hppa-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/vhost/vdpa.c:356 vhost_vdpa_get_backend_features() warn: maybe return -EFAULT instead of the bytes remaining? # https

[kbuild] Re: [PATCH v2 5/5] media: uvcvideo: Abort uvc_v4l2_open if video device is unregistered

issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/media/usb/uvc/uvc_v4l2.c:553 uvc_v4l2_open() warn: possible memory leak of 'handle' # https://github.com/0day-ci/linux/commit/50911975ff9b21d08ff5408e496683

[kbuild] Re: [PATCH printk v4 5/6] printk: ringbuffer: add finalization/extension support

, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: kernel/printk/printk_ringbuffer.c:1385 prb_reserve_in_last() error: uninitialized symbol 'data_size'. # https://github.com/0day-ci/li

[kbuild] Re: [PATCH] ARC: [plat-eznps]: Drop support for EZChip NPS platform

Hi Vineet, I love your patch! Yet something to improve: url: https://github.com/0day-ci/linux/commits/Vineet-Gupta/ARC-plat-eznps-Drop-support-for-EZChip-NPS-platform/20200909-121133 base: https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git 34d4ddd359dbcdf6c5fb3f85a17924

[kbuild] drivers/irqchip/irq-gic-v3-mbi.c:306 mbi_init() warn: impossible condition '(mbi_phys_base == (-1)) => (0-u32max == u64max)'

-m031-20200908 (attached as .config) compiler: arm-linux-gnueabi-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/irqchip/irq-gic-v3-mbi.c:306 mbi_init() warn: impossible condition

[kbuild] Re: [PATCH 15/17] btrfs: introduce subpage_eb_mapping for extent buffers

fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/btrfs/extent_io.c:5516 alloc_extent_buffer() error: uninitialized symbol 'num_pages'. Old smatch warnings: fs/btrfs/extent_io.c:6397 try_release_ext

[kbuild] Re: [PATCH V3] fuse: Fix VM_BUG_ON_PAGE issue while accessing zero ref count page

nfig: i386-randconfig-m021-20200907 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: fs/fuse/dev.c:904 fuse_ref_page() warn: inconsistent returns

[kbuild] [hch-block:bdev-inode 54/69] fs/ocfs2/cluster/heartbeat.c:1796 o2hb_region_dev_store() error: potentially dereferencing uninitialized 'inode'.

-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/ocfs2/cluster/heartbeat.c:1796 o2hb_region_dev_store() error: potentially dereferencing uninitialized 'inode'. git remote add hch

[kbuild] [drm-drm-misc:drm-misc-next 4/5] drivers/gpu/drm/nouveau/nouveau_bo.c:1146 nouveau_ttm_io_mem_reserve() error: uninitialized symbol 'ret'.

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/gpu/drm/nouveau/nouveau_bo.c:1146 nouveau_ttm_io_mem_reserve() error: uninitialized symbol 'ret'.

[kbuild] [tobetter-linux:odroid-5.9.y 66/69] drivers/thermal/thermal_helpers.c:123 thermal_zone_get_temp() error: testing array offset 'tz->id' after use.

) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/thermal/thermal_helpers.c:123 thermal_zone_get_temp() error: testing array offset 'tz->id' after u

[kbuild] drivers/irqchip/irq-ti-sci-intr.c:148 ti_sci_intr_alloc_parent_irq() warn: impossible condition '(p_hwirq < 0) => (0-u16max < 0)'

.config) compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/irqchip/irq-ti-sci-intr.c:148 ti_sci_intr_alloc_parent_irq() warn: impossible condition '(p_

[kbuild] Re: [PATCH net-next v2 04/15] net: bridge: mcast: add support for group-and-source specific queries

-20200902 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: net/bridge/br_multicast.c:359 br_ip4_multicast_alloc_query() error: use kfree_skb() here

[kbuild] [gfs2:for-next.bob7e 4/13] fs/gfs2/super.c:1494 gfs2_evict_inode() warn: variable dereferenced before check 'ip->i_gl' (see line 1444)

(attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: fs/gfs2/super.c:1494 gfs2_evict_inode() warn: variable dereferenced before check 'ip->i_gl&#x

[kbuild] Re: [PATCH v3 02/12] KVM: x86: Introduce allow list for MSR emulation

On Tue, Sep 01, 2020 at 09:13:10PM +0200, Alexander Graf wrote: > > > On 31.08.20 12:39, Dan Carpenter wrote: > > > > Hi Aaron, > > > > url: > > https://github.com/0day-ci/linux/commits/Aaron-Lewis/Allow-userspace-to-manage-MSRs/20200819-051903 >

[kbuild] [block:for-next 14/18] block/blk-merge.c:999:26: warning: Redundant condition: sched_allow_merge. '!A || (A && B)' is equivalent to '!A || B'

tree: https://git.kernel.org/pub/scm/linux/kernel/git/axboe/linux-block.git for-next head: 38f02fdbc7a5d5c4fc765e12541eab8b27b0eb91 commit: c7c06419eb01c4990598c960f337bd7c3d4fc377 [14/18] block: Add a new helper to attempt to merge a bio compiler: sh4-linux-gcc (GCC) 9.3.0 If you fix the i

[kbuild] drivers/usb/gadget/udc/fsl_udc_core.c:1055 fsl_ep_fifo_status() error: we previously assumed '_ep->desc' could be null (see line 1055)

.config) compiler: powerpc-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/usb/gadget/udc/fsl_udc_core.c:1055 fsl_ep_fifo_status() error: we previously assumed '_ep-

[kbuild] [omap-audio:peter/linux-next-wip 24/71] sound/soc/codecs/tas2555.c:641:6: warning: Variable 'ret' is reassigned a value before the old one has been used.

tree: https://github.com/omap-audio/linux-audio peter/linux-next-wip head: 5dbbfd0560518c2de57856803de7b00c5d87b374 commit: a919ef20b36c709f706bf530c5a0afe8eada1304 [24/71] ASoC: Initial driver for TAS2555 Smart Amplifier config: mips-randconfig-p002-20200901 (attached as .config) compiler: m

[kbuild] [plbossart-sound:fix/i386-compilation-take2 1/9] sound/soc/sof/control.c:429:2: warning: Assignment of function parameter has no effect outside the function.

tree: https://github.com/plbossart/sound fix/i386-compilation-take2 head: e6a2ab3ab7a225e087fdc0c4366845df47d8d6e9 commit: 62fbd1b82ef33c8aead59f680a3b7535bdb0c21f [1/9] ASoC: SOF: (cosmetic) remove redundant "ret" variable uses compiler: aarch64-linux-gcc (GCC) 9.3.0 If you fix the issue, k

[kbuild] [iio:testing 17/95] drivers/iio/light/as73211.c:213 as73211_integration_time_calc_avail() error: buffer overflow 'data->int_time_avail' 30 <= 58

-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: drivers/iio/light/as73211.c:213 as73211_integration_time_calc_avail() error: buffer overflow 'data->int_time_avail' 30 &l

[kbuild] Re: [PATCH net-next RFC v3 03/14] devlink: Add reload actions counters to dev get

e8053 config: i386-randconfig-m021-20200830 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter New smatch warnings: net/core/devlink.c:507 devlink_nl_fill() error: b

[kbuild] Re: [PATCH 14/19] floppy: use a separate gendisk for each media format

nux/kernel/git/torvalds/linux.git 1127b219ce9481c84edad9711626d856127d5e51 config: x86_64-randconfig-m001-20200830 (attached as .config) compiler: gcc-9 (Debian 9.3.0-15) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpe

[kbuild] [iio:testing 75/76] drivers/iio/accel/adxl372.c:350 adxl372_write_threshold_value() warn: inconsistent returns 'st->threshold_m'.

.config) compiler: microblaze-linux-gcc (GCC) 9.3.0 If you fix the issue, kindly add following tag as appropriate Reported-by: kernel test robot Reported-by: Dan Carpenter smatch warnings: drivers/iio/accel/adxl372.c:350 adxl372_write_threshold_value() warn: inconsistent returns 'st->thr

<    1   2   3   4   5   6   7   8   9   10   >