mirror of
https://github.com/LiBwrt-op/openwrt-6.x.git
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be7ab6893a
It seems that we need to override all execmem alloc/free callbacks,
not just for module. This is the default patch behavior in the 6.6
kernel. Fix the warning when the module is loaded:
root@OpenWrt:~# insmod mtd-rw i_want_a_brick=1
[ 1404.954813] mtd-rw: mtd0: setting writeable flag
[ 1404.959643] mtd-rw: mtd5: setting writeable flag
[ 1404.966396] ------------[ cut here ]------------
[ 1404.971119] WARNING: CPU: 0 PID: 8 at mm/vmalloc.c:3361 vfree+0x1ac/0x2c4
[ 1404.978146] Trying to vfree() nonexistent vm area (74cc6c73)
[ 1404.983901] Modules linked in: mtd_rw(O) ath9k(O) ath9k_common(O)...
[ 1405.043696] CPU: 0 UID: 0 PID: 8 Comm: kworker/0:1 Tainted: G W O 6.12.25 #0
[ 1405.052118] Tainted: [W]=WARN, [O]=OOT_MODULE
[ 1405.056536] Hardware name:
[ 1405.061222] Workqueue: events do_free_init
[ 1405.065408] Stack : 807865d8 80850000 81823f80 81857df8 00000000 00000d21 81823fd0 800ca130
[ 1405.073924] 81839e48 807865d8 808d20bf 807865d8 81857d1c 00000001 81857ce8 4951640f
[ 1405.082434] 00000000 00000000 807865d8 81857bf8 ffffefff 00000000 ffffffea 00000b5d
[ 1405.090944] 81857c04 00000b5d 808537b0 ffffffff 00000001 00000000 807865d8 81857df8
[ 1405.099453] 00000000 00000d21 81823fd0 8085119c 00000018 803f4828 00000000 80a00000
[ 1405.107963] ...
[ 1405.110454] Call Trace:
[ 1405.112935] [<80066910>] show_stack+0x28/0xf0
[ 1405.117392] [<8069f340>] dump_stack_lvl+0x48/0x7c
[ 1405.122186] [<80084ab8>] __warn+0x9c/0x118
[ 1405.126357] [<80084bc0>] warn_slowpath_fmt+0x8c/0xac
[ 1405.131399] [<801f02ec>] vfree+0x1ac/0x2c4
[ 1405.135570] [<800dde54>] do_free_init+0x50/0x84
[ 1405.140172] [<8009f4a0>] process_one_work+0x1b0/0x3dc
[ 1405.145312] [<800a022c>] worker_thread+0x308/0x478
[ 1405.150178] [<800a81c0>] kthread+0xf4/0x11c
[ 1405.154455] [<80061b58>] ret_from_kernel_thread+0x14/0x1c
[ 1405.159938]
[ 1405.161772] ---[ end trace 0000000000000000 ]---
Fixes:
|
||
|---|---|---|
| .. | ||
| 200-tools_portability.patch | ||
| 204-module_strip.patch | ||
| 205-kconfig-abort-configuration-on-unset-symbol.patch | ||
| 210-darwin_scripts_include.patch | ||
| 211-darwin-uuid-typedef-clash.patch | ||
| 214-spidev_h_portability.patch | ||
| 230-openwrt_lzma_options.patch | ||
| 250-netfilter_depends.patch | ||
| 251-kconfig.patch | ||
| 253-ksmbd-config.patch | ||
| 259-regmap_dynamic.patch | ||
| 260-crypto_test_dependencies.patch | ||
| 261-lib-arc4-unhide.patch | ||
| 280-rfkill-stubs.patch | ||
| 300-MIPS-r4k_cache-use-more-efficient-cache-blast.patch | ||
| 301-01-mm-permit-to-declare-custom-execmem-alloc-free-funct.patch | ||
| 301-02-mips-replace-mlong-calls-with-mno-long-calls-if-poss.patch | ||
| 402-mtd-blktrans-call-add-disks-after-mtd-device.patch | ||
| 420-mtd-support-OpenWrt-s-MTD_ROOTFS_ROOT_DEV.patch | ||
| 421-drivers-mtd-parsers-add-nvmem-support-to-cmdlinepart.patch | ||
| 430-mtk-bmt-support.patch | ||
| 600-net-enable-fraglist-GRO-by-default.patch | ||
| 610-net-page_pool-try-to-free-deferred-skbs-while-waitin.patch | ||
| 645-netfilter-connmark-introduce-set-dscpmark.patch | ||
| 650-netfilter-add-xt_FLOWOFFLOAD-target.patch | ||
| 651-wireless_mesh_header.patch | ||
| 660-fq_codel_defaults.patch | ||
| 661-kernel-ct-size-the-hashtable-more-adequately.patch | ||
| 700-swconfig_switch_drivers.patch | ||
| 711-net-dsa-mv88e6xxx-disable-ATU-violation.patch | ||
| 721-net-add-packet-mangeling.patch | ||
| 722-net-phy-aquantia-enable-AQR112-and-AQR412.patch | ||
| 723-net-phy-aquantia-fix-system-side-protocol-mi.patch | ||
| 725-net-phy-aquantia-add-PHY_IDs-for-AQR112-variants.patch | ||
| 730-net-ethernet-mtk_eth_soc-add-hw-dump-for-forced-rese.patch | ||
| 735-net-phy-realtek-rtl8261n.patch | ||
| 750-net-pcs-mtk-lynxi-workaround-2500BaseX-no-an.patch | ||
| 760-net-usb-r8152-add-LED-configuration-from-OF.patch | ||
| 761-dt-bindings-net-add-RTL8152-binding-documentation.patch | ||
| 766-net-phy-mediatek-ge-add-LED-configuration-interface.patch | ||
| 773-bgmac-add-srab-switch.patch | ||
| 780-usb-net-MeigLink_modem_support.patch | ||
| 781-usb-net-rndis-support-asr.patch | ||
| 800-GPIO-add-named-gpio-exports.patch | ||
| 810-bcma-ssb-fallback-sprom.patch | ||
| 901-debloat_sock_diag.patch | ||
| 902-debloat_proc.patch | ||
| 904-debloat_dma_buf.patch | ||
| 910-kobject_uevent.patch | ||
| 911-kobject_add_broadcast_uevent.patch | ||
| 920-device_tree_cmdline.patch | ||
| 930-Revert-Revert-Revert-driver-core-Set-fw_devlink-on-b.patch | ||