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Mon, 6 Jan 2025 08:33:36 -0500 (EST) Date: Mon, 6 Jan 2025 14:33:34 +0100 From: Greg KH To: Borislav Petkov Cc: Linus Torvalds , Linux Kernel Mailing List , Koichiro Den , Sebastian Andrzej Siewior , Andrew Morton , stable@vger.kernel.org Subject: Re: Linux 6.13-rc6 Message-ID: <2025010620-childcare-backhand-aae3@gregkh> References: <20250106131817.GAZ3vYGVr3-hWFFPLj@fat_crate.local> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset=us-ascii Content-Disposition: inline In-Reply-To: <20250106131817.GAZ3vYGVr3-hWFFPLj@fat_crate.local> On Mon, Jan 06, 2025 at 02:18:17PM +0100, Borislav Petkov wrote: > On Sun, Jan 05, 2025 at 02:20:54PM -0800, Linus Torvalds wrote: > > So we had a slight pickup in commits this last week, but as expected > > and hoped for, things were still pretty quiet. About twice as many > > commits as the holiday week, but that's still not all that many. > > > > I expect things will start becoming more normal now that people are > > back from the holidays and are starting to recover and wake up from > > their food comas. > > > > In the meantime, below is the shortlog for the last week. Nothing > > particularly stands out, the changes are dominated by various driver > > updates (gpu, rdma and networking), with a random smattering of fixes > > elsewhere. > > Something not well baked managed to sneak in and it is tagged for stable: > > adcfb264c3ed ("vmstat: disable vmstat_work on vmstat_cpu_down_prep()") > > Reverting it fixes the warn splat below. > > [ 0.310373] smpboot: x86: Booting SMP configuration: > [ 0.311074] .... node #0, CPUs: #1 #2 #3 #4 #5 #6 #7 #8 #9 #10 #11 #12 #13 #14 #15 > [ 0.313798] ------------[ cut here ]------------ > [ 0.317530] workqueue: work disable count underflowed > [ 0.317530] WARNING: CPU: 1 PID: 21 at kernel/workqueue.c:4317 enable_work+0xa4/0xb0 > [ 0.317530] Modules linked in: > [ 0.317530] CPU: 1 UID: 0 PID: 21 Comm: cpuhp/1 Not tainted 6.13.0-rc6 #11 > [ 0.317530] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 2023.11-8 02/21/2024 > [ 0.317530] RIP: 0010:enable_work+0xa4/0xb0 > [ 0.317530] Code: c0 48 83 c4 18 5b 5d e9 ca 25 9f 00 80 3d 0a c7 48 08 00 75 b3 c6 05 01 c7 48 08 01 90 48 c7 c7 c8 eb 1d 82 e8 5d 77 fd ff 90 <0f> 0b 90 90 eb 98 90 0f 0b 90 eb b1 90 90 90 90 90 90 90 90 90 90 > [ 0.317530] RSP: 0018:ffffc90000137e18 EFLAGS: 00010082 > [ 0.317530] RAX: 0000000000000029 RBX: ffff88807d66dda0 RCX: 00000000ffefffff > [ 0.317530] RDX: 0000000000000001 RSI: ffffc90000137ce0 RDI: 0000000000000001 > [ 0.317530] RBP: 0000000000000000 R08: 00000000ffefffff R09: 0000000000000058 > [ 0.317530] R10: 0000000000000000 R11: ffffffff8244df00 R12: 0000000000000000 > [ 0.317530] R13: ffff88807d6604e0 R14: ffffffff812439f0 R15: ffff88807d660508 > [ 0.317530] FS: 0000000000000000(0000) GS:ffff88807d640000(0000) knlGS:0000000000000000 > [ 0.317530] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 0.317530] CR2: 0000000000000000 CR3: 0000000002c1a000 CR4: 00000000003506f0 > [ 0.317530] Call Trace: > [ 0.317530] > [ 0.317530] ? __warn+0xa0/0x160 > [ 0.317530] ? enable_work+0xa4/0xb0 > [ 0.317530] ? report_bug+0x18c/0x1c0 > [ 0.317530] ? handle_bug+0x54/0x90 > [ 0.317530] ? exc_invalid_op+0x1b/0x80 > [ 0.317530] ? asm_exc_invalid_op+0x1a/0x20 > [ 0.317530] ? __pfx_vmstat_cpu_online+0x10/0x10 > [ 0.317530] ? enable_work+0xa4/0xb0 > [ 0.317530] ? enable_work+0xa3/0xb0 > [ 0.317530] vmstat_cpu_online+0x61/0x80 > [ 0.317530] cpuhp_invoke_callback+0x10f/0x480 > [ 0.317530] ? srso_return_thunk+0x5/0x5f > [ 0.317530] cpuhp_thread_fun+0xd4/0x160 > [ 0.317530] smpboot_thread_fn+0xdd/0x1f0 > [ 0.317530] ? __pfx_smpboot_thread_fn+0x10/0x10 > [ 0.317530] kthread+0xca/0xf0 > [ 0.317530] ? __pfx_kthread+0x10/0x10 > [ 0.317530] ret_from_fork+0x50/0x60 > [ 0.317530] ? __pfx_kthread+0x10/0x10 > [ 0.317530] ret_from_fork_asm+0x1a/0x30 > [ 0.317530] > [ 0.317530] ---[ end trace 0000000000000000 ]--- > [ 0.377680] smp: Brought up 1 node, 16 CPUs > [ 0.378345] smpboot: Total of 16 processors activated (118393.24 BogoMIPS) I've just dropped it from the stable queues as well. thanks, greg k-h