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Tue, 29 Apr 2025 08:28:38 -0400 (EDT) Date: Tue, 29 Apr 2025 14:28:36 +0200 From: Greg KH To: Chuck Lever Cc: "stable@vger.kernel.org" Subject: Re: platform_shutdown crasher reaches LTS v5.10 Message-ID: <2025042924-trembling-backward-9436@gregkh> References: <707a42f7-09c7-48e7-9b87-4e4dd1dfbde4@oracle.com> Precedence: bulk X-Mailing-List: stable@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: <707a42f7-09c7-48e7-9b87-4e4dd1dfbde4@oracle.com> On Mon, Apr 28, 2025 at 02:51:44PM -0400, Chuck Lever wrote: > Howdy - > > My queue/5.10 CI test runners have hit this crash on shutdown: > > [ 42.547410] RIP: 0010:platform_shutdown+0x9/0x20 > [ 42.547955] Code: b7 46 08 c3 cc cc cc cc 31 c0 83 bf a8 02 00 00 ff > 75 ec c3 cc cc cc cc 66 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 48 8b 47 > 68 <48> 8b 40 e8 48 85 c0 74 09 48 83 ef 10 e9 35 2c 80 00 c3 cc cc cc > [ 42.550016] RSP: 0018:ffffc2ff80013de0 EFLAGS: 00010246 > [ 42.550630] RAX: 0000000000000000 RBX: ffff9e6805d2ec18 RCX: > 0000000000000000 > [ 42.551444] RDX: 0000000000000001 RSI: ffff9e6805d2ec18 RDI: > ffff9e6805d2ec10 > [ 42.552263] RBP: ffffffff9be79420 R08: ffff9e6805d2f408 R09: > ffffffff9bc5c698 > [ 42.553081] R10: 0000000000000000 R11: 0000000000000000 R12: > ffff9e6805d2ec10 > [ 42.553900] R13: ffff9e6805d2ec90 R14: 00000000fee1dead R15: > 0000000000000000 > [ 42.554717] FS: 00007f05a6960b80(0000) GS:ffff9e6b6fc00000(0000) > knlGS:0000000000000000 > [ 42.555633] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 > [ 42.556291] CR2: ffffffffffffffe8 CR3: 000000010960a006 CR4: > 0000000000370ef0 > [ 42.557105] DR0: 0000000000000000 DR1: 0000000000000000 DR2: > 0000000000000000 > [ 42.557919] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: > 0000000000000400 > [ 42.558733] Call Trace: > [ 42.559044] device_shutdown+0x15b/0x1c0 > [ 42.559512] __do_sys_reboot.cold+0x2f/0x5b > [ 42.560015] ? vfs_writev+0x9b/0x110 > [ 42.560444] ? do_writev+0x57/0xf0 > [ 42.560859] do_syscall_64+0x33/0x40 > [ 42.561289] entry_SYSCALL_64_after_hwframe+0x67/0xd1 > > > It's likely due to this recently applied commit: > > https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux-stable-rc.git/commit/?h=queue/5.10&id=09dc7a2708efc8eaa3efcbb1d50b2d8232b41114 > > Maybe commit 46e85af0cc53 ("driver core: platform: don't oops in > platform_shutdown() on unbound devices") fixes this issue, but I didn't > test it. Thanks, I'll go fix this up again. greg k-h