| { |
| "containers": { |
| "cna": { |
| "providerMetadata": { |
| "orgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038" |
| }, |
| "descriptions": [ |
| { |
| "lang": "en", |
| "value": "In the Linux kernel, the following vulnerability has been resolved:\n\nwatchdog: rzg2l_wdt: Fix 'BUG: Invalid wait context'\n\nThis patch fixes the issue 'BUG: Invalid wait context' during restart()\ncallback by using clk_prepare_enable() instead of pm_runtime_get_sync()\nfor turning on the clocks during restart.\n\nThis issue is noticed when testing with renesas_defconfig.\n\n[ 42.213802] reboot: Restarting system\n[ 42.217860]\n[ 42.219364] =============================\n[ 42.223368] [ BUG: Invalid wait context ]\n[ 42.227372] 5.17.0-rc5-arm64-renesas-00002-g10393723e35e #522 Not tainted\n[ 42.234153] -----------------------------\n[ 42.238155] systemd-shutdow/1 is trying to lock:\n[ 42.242766] ffff00000a650828 (&genpd->mlock){+.+.}-{3:3}, at: genpd_lock_mtx+0x14/0x20\n[ 42.250709] other info that might help us debug this:\n[ 42.255753] context-{4:4}\n[ 42.258368] 2 locks held by systemd-shutdow/1:\n[ 42.262806] #0: ffff80000944e1c8 (system_transition_mutex#2){+.+.}-{3:3}, at: __do_sys_reboot+0xd0/0x250\n[ 42.272388] #1: ffff8000094c4e40 (rcu_read_lock){....}-{1:2}, at: atomic_notifier_call_chain+0x0/0x150\n[ 42.281795] stack backtrace:\n[ 42.284672] CPU: 0 PID: 1 Comm: systemd-shutdow Not tainted 5.17.0-rc5-arm64-renesas-00002-g10393723e35e #522\n[ 42.294577] Hardware name: Renesas SMARC EVK based on r9a07g044c2 (DT)\n[ 42.301096] Call trace:\n[ 42.303538] dump_backtrace+0xcc/0xd8\n[ 42.307203] show_stack+0x14/0x30\n[ 42.310517] dump_stack_lvl+0x88/0xb0\n[ 42.314180] dump_stack+0x14/0x2c\n[ 42.317492] __lock_acquire+0x1b24/0x1b50\n[ 42.321502] lock_acquire+0x120/0x3a8\n[ 42.325162] __mutex_lock+0x84/0x8f8\n[ 42.328737] mutex_lock_nested+0x30/0x58\n[ 42.332658] genpd_lock_mtx+0x14/0x20\n[ 42.336319] genpd_runtime_resume+0xc4/0x228\n[ 42.340587] __rpm_callback+0x44/0x170\n[ 42.344337] rpm_callback+0x64/0x70\n[ 42.347824] rpm_resume+0x4e0/0x6b8\n[ 42.351310] __pm_runtime_resume+0x50/0x78\n[ 42.355404] rzg2l_wdt_restart+0x28/0x68\n[ 42.359329] watchdog_restart_notifier+0x1c/0x30\n[ 42.363943] atomic_notifier_call_chain+0x94/0x150\n[ 42.368732] do_kernel_restart+0x24/0x30\n[ 42.372652] machine_restart+0x44/0x70\n[ 42.376399] kernel_restart+0x3c/0x60\n[ 42.380058] __do_sys_reboot+0x228/0x250\n[ 42.383977] __arm64_sys_reboot+0x20/0x28\n[ 42.387983] invoke_syscall+0x40/0xf8" |
| } |
| ], |
| "affected": [ |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "unaffected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/watchdog/rzg2l_wdt.c" |
| ], |
| "versions": [ |
| { |
| "version": "2cbc5cd0b55fa2310cc557c77b0665f5e00272de", |
| "lessThan": "6505541e5298cea2b79da68ee626f583f8e18784", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2cbc5cd0b55fa2310cc557c77b0665f5e00272de", |
| "lessThan": "0a635239cd5484d8f2e702713ccc49ec82aa7594", |
| "status": "affected", |
| "versionType": "git" |
| }, |
| { |
| "version": "2cbc5cd0b55fa2310cc557c77b0665f5e00272de", |
| "lessThan": "e4cf89596c1f1e33309556699f910ced4abbaf44", |
| "status": "affected", |
| "versionType": "git" |
| } |
| ] |
| }, |
| { |
| "product": "Linux", |
| "vendor": "Linux", |
| "defaultStatus": "affected", |
| "repo": "https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git", |
| "programFiles": [ |
| "drivers/watchdog/rzg2l_wdt.c" |
| ], |
| "versions": [ |
| { |
| "version": "5.17", |
| "status": "affected" |
| }, |
| { |
| "version": "0", |
| "lessThan": "5.17", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.17.15", |
| "lessThanOrEqual": "5.17.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.18.4", |
| "lessThanOrEqual": "5.18.*", |
| "status": "unaffected", |
| "versionType": "semver" |
| }, |
| { |
| "version": "5.19", |
| "lessThanOrEqual": "*", |
| "status": "unaffected", |
| "versionType": "original_commit_for_fix" |
| } |
| ] |
| } |
| ], |
| "cpeApplicability": [ |
| { |
| "nodes": [ |
| { |
| "operator": "OR", |
| "negate": false, |
| "cpeMatch": [ |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.17", |
| "versionEndExcluding": "5.17.15" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.17", |
| "versionEndExcluding": "5.18.4" |
| }, |
| { |
| "vulnerable": true, |
| "criteria": "cpe:2.3:o:linux:linux_kernel:*:*:*:*:*:*:*:*", |
| "versionStartIncluding": "5.17", |
| "versionEndExcluding": "5.19" |
| } |
| ] |
| } |
| ] |
| } |
| ], |
| "references": [ |
| { |
| "url": "https://git.kernel.org/stable/c/6505541e5298cea2b79da68ee626f583f8e18784" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/0a635239cd5484d8f2e702713ccc49ec82aa7594" |
| }, |
| { |
| "url": "https://git.kernel.org/stable/c/e4cf89596c1f1e33309556699f910ced4abbaf44" |
| } |
| ], |
| "title": "watchdog: rzg2l_wdt: Fix 'BUG: Invalid wait context'", |
| "x_generator": { |
| "engine": "bippy-1.2.0" |
| } |
| } |
| }, |
| "cveMetadata": { |
| "assignerOrgId": "f4215fc3-5b6b-47ff-a258-f7189bd81038", |
| "cveID": "CVE-2022-49383", |
| "requesterUserId": "gregkh@kernel.org", |
| "serial": "1", |
| "state": "PUBLISHED" |
| }, |
| "dataType": "CVE_RECORD", |
| "dataVersion": "5.0" |
| } |
