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Message-ID: <9fa210ec-1086-615e-b972-f28a74df7b49@applied-asynchrony.com> Date: Sat, 3 Feb 2024 11:18:16 +0100 From: Holger Hoffstätte <holger@...lied-asynchrony.com> To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>, stable@...r.kernel.org Cc: patches@...ts.linux.dev, linux-kernel@...r.kernel.org, torvalds@...ux-foundation.org, akpm@...ux-foundation.org, linux@...ck-us.net, shuah@...nel.org, patches@...nelci.org, lkft-triage@...ts.linaro.org, pavel@...x.de, jonathanh@...dia.com, f.fainelli@...il.com, sudipm.mukherjee@...il.com, srw@...dewatkins.net, rwarsow@....de, conor@...nel.org, allen.lkml@...il.com Subject: Re: [PATCH 6.7 000/353] 6.7.4-rc1 review On 2024-02-03 05:01, Greg Kroah-Hartman wrote: > This is the start of the stable review cycle for the 6.7.4 release. > There are 353 patches in this series, all will be posted as a response > to this one. If anyone has any issues with these being applied, please > let me know. On my Zen2-based Thinkpad I now get the trace below on boot; this never happened before. The boot continues and the system seems usable. It's out-of-order because apparently there's a workqueue involved, but most of the information points to the patch called "xhci-fix-possible-null-pointer-deref-during-xhci-urb.patch". --snip-- [ 0.762299] Hardware name: LENOVO 20U50001GE/20U50001GE, BIOS R19ET32W (1.16 ) 01/26/2021 [ 0.762568] Workqueue: usb_hub_wq hub_event [ 0.762838] RIP: 0010:xhci_urb_enqueue+0x267/0x4c0 [ 0.763108] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 75 d0 bd ea ff ff ff eb c9 bd ed ff ff ff eb c2 49 8b 85 c8 03 00 00 8b 54 24 04 48 8b 7c 24 10 <48> 8b 70 10 e8 00 13 00 00 49 8b 57 40 0f b7 40 06 0f b7 52 5c 89 [ 0.763395] RSP: 0018:ffffc900009cbb28 EFLAGS: 00010246 [ 0.763679] RAX: 0000000000000000 RBX: ffff888100e32000 RCX: 0000000000000000 [ 0.763965] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888100e32260 [ 0.764039] RBP: 0000000000000001 R08: ffff8887ef42ed50 R09: 0000000000000000 [ 0.764039] R10: ffff888100daeb00 R11: ffff888103a2a058 R12: ffff888100daeb00 [ 0.764039] R13: ffff888100e32000 R14: 0000000000000c00 R15: ffff888103f8d800 [ 0.764039] FS: 0000000000000000(0000) GS:ffff8887ef400000(0000) knlGS:0000000000000000 [ 0.764039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.764039] CR2: 0000000000000010 CR3: 0000000004429000 CR4: 0000000000350ef0 [ 0.764039] Call Trace: [ 0.764039] <TASK> [ 0.764039] ? __die+0x1f/0x60 [ 0.764039] ? page_fault_oops+0x14d/0x410 [ 0.764039] ? prb_read_valid+0x17/0x20 [ 0.764039] ? printk_get_next_message+0x73/0x270 [ 0.764039] ? exc_page_fault+0x63/0x100 [ 0.764039] ? asm_exc_page_fault+0x22/0x30 [ 0.764039] ? xhci_urb_enqueue+0x267/0x4c0 [ 0.764039] ? xhci_urb_enqueue+0xce/0x4c0 [ 0.764039] usb_hcd_submit_urb+0xa9/0xa10 [ 0.764039] ? __schedule+0x300/0xda0 [ 0.764039] ? usleep_range_state+0x60/0x60 [ 0.764039] ? usleep_range_state+0x60/0x60 [ 0.764039] ? __cond_resched+0x16/0x40 [ 0.764039] usb_start_wait_urb+0x55/0xd0 [ 0.764039] usb_control_msg+0xcb/0x120 [ 0.764039] get_bMaxPacketSize0+0x5e/0xc0 [ 0.764039] hub_port_init+0x1fd/0xde0 [ 0.764039] hub_event+0xf89/0x1810 [ 0.764039] ? lock_timer_base+0x61/0x80 [ 0.764039] process_one_work+0x166/0x300 [ 0.764039] worker_thread+0x2e2/0x400 [ 0.764039] ? process_one_work+0x300/0x300 [ 0.764039] kthread+0xc9/0xf0 [ 0.764039] ? kthread_complete_and_exit+0x20/0x20 [ 0.764039] ret_from_fork+0x2d/0x50 [ 0.764039] ? kthread_complete_and_exit+0x20/0x20 [ 0.764039] ret_from_fork_asm+0x11/0x20 [ 0.764039] </TASK> [ 0.764039] Modules linked in: [ 0.764039] CR2: 0000000000000010 [ 0.764039] ---[ end trace 0000000000000000 ]--- [ 0.764039] RIP: 0010:xhci_urb_enqueue+0x267/0x4c0 [ 0.764039] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 75 d0 bd ea ff ff ff eb c9 bd ed ff ff ff eb c2 49 8b 85 c8 03 00 00 8b 54 24 04 48 8b 7c 24 10 <48> 8b 70 10 e8 00 13 00 00 49 8b 57 40 0f b7 40 06 0f b7 52 5c 89 [ 0.764039] RSP: 0018:ffffc900009cbb28 EFLAGS: 00010246 [ 0.764039] RAX: 0000000000000000 RBX: ffff888100e32000 RCX: 0000000000000000 [ 0.764039] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888100e32260 [ 0.764039] RBP: 0000000000000001 R08: ffff8887ef42ed50 R09: 0000000000000000 [ 0.764039] R10: ffff888100daeb00 R11: ffff888103a2a058 R12: ffff888100daeb00 [ 0.764039] R13: ffff888100e32000 R14: 0000000000000c00 R15: ffff888103f8d800 [ 0.764039] FS: 0000000000000000(0000) GS:ffff8887ef400000(0000) knlGS:0000000000000000 [ 0.764039] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 0.764039] CR2: 0000000000000010 CR3: 0000000004429000 CR4: 0000000000350ef0 [ 0.764039] note: kworker/0:2[136] exited with irqs disabled [ 0.778061] usb 4-3: new high-speed USB device number 2 using xhci_hcd [ 0.933575] usb 4-3: New USB device found, idVendor=13d3, idProduct=56fb, bcdDevice=60.01 [ 0.933871] usb 4-3: New USB device strings: Mfr=3, Product=1, SerialNumber=2 [ 0.934152] usb 4-3: Product: Integrated Camera [ 0.934425] usb 4-3: Manufacturer: Azurewave [ 0.934696] usb 4-3: SerialNumber: 0000 [ 1.059668] input: Power Button as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0C:00/input/input3 [ 1.059714] ACPI: button: Power Button [PWRB] [ 1.059750] input: Lid Switch as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0C0D:00/input/input4 [ 1.067025] usb 4-4: new full-speed USB device number 3 using xhci_hcd [ 1.067067] BUG: kernel NULL pointer dereference, address: 0000000000000010 [ 1.067285] ACPI: video: Video Device [VGA] (multi-head: yes rom: no post: no) [ 1.067413] #PF: supervisor read access in kernel mode [ 1.068338] #PF: error_code(0x0000) - not-present page [ 1.068608] PGD 0 P4D 0 [ 1.068861] Oops: 0000 [#2] SMP [ 1.069114] CPU: 0 PID: 186 Comm: kworker/0:4 Tainted: G D 6.7.4 #1 [ 1.069268] ACPI: AC: AC Adapter [AC] (on-line) [ 1.069430] input: Video Bus as /devices/LNXSYSTM:00/LNXSYBUS:00/PNP0A08:00/device:08/LNXVIDEO:00/input/input5 [ 1.069626] Hardware name: LENOVO 20U50001GE/20U50001GE, BIOS R19ET32W (1.16 ) 01/26/2021 [ 1.070386] Workqueue: usb_hub_wq hub_event [ 1.070386] RIP: 0010:xhci_urb_enqueue+0x267/0x4c0 [ 1.070386] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 75 d0 bd ea ff ff ff eb c9 bd ed ff ff ff eb c2 49 8b 85 c8 03 00 00 8b 54 24 04 48 8b 7c 24 10 <48> 8b 70 10 e8 00 13 00 00 49 8b 57 40 0f b7 40 06 0f b7 52 5c 89 [ 1.070386] RSP: 0018:ffffc90000677b28 EFLAGS: 00010246 [ 1.073106] ACPI: battery: Slot [BAT0] (battery present) [ 1.070386] RAX: 0000000000000000 RBX: ffff888100167000 RCX: 0000000000000000 [ 1.070386] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888100167260 [ 1.070386] RBP: 0000000000000001 R08: ffff8887ef42ed50 R09: 0000000000000000 [ 1.070386] R10: ffff8881043e0000 R11: ffff888103a2c858 R12: ffff8881043e0000 [ 1.070386] R13: ffff888100167000 R14: 0000000000000c00 R15: ffff888103f8d680 [ 1.070386] FS: 0000000000000000(0000) GS:ffff8887ef400000(0000) knlGS:0000000000000000 [ 1.070386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.070386] CR2: 0000000000000010 CR3: 0000000108214000 CR4: 0000000000350ef0 [ 1.070386] Call Trace: [ 1.070386] <TASK> [ 1.070386] ? __die+0x1f/0x60 [ 1.070386] ? page_fault_oops+0x14d/0x410 [ 1.070386] ? prb_read_valid+0x17/0x20 [ 1.070386] ? printk_get_next_message+0x73/0x270 [ 1.070386] ? exc_page_fault+0x63/0x100 [ 1.070386] ? asm_exc_page_fault+0x22/0x30 [ 1.070386] ? xhci_urb_enqueue+0x267/0x4c0 [ 1.070386] ? xhci_urb_enqueue+0xce/0x4c0 [ 1.070386] usb_hcd_submit_urb+0xa9/0xa10 [ 1.070386] ? __schedule+0x300/0xda0 [ 1.070386] ? usleep_range_state+0x60/0x60 [ 1.070386] ? usleep_range_state+0x60/0x60 [ 1.070386] ? __cond_resched+0x16/0x40 [ 1.070386] usb_start_wait_urb+0x55/0xd0 [ 1.070386] usb_control_msg+0xcb/0x120 [ 1.070386] get_bMaxPacketSize0+0x5e/0xc0 [ 1.070386] hub_port_init+0x1fd/0xde0 [ 1.070386] hub_event+0xf89/0x1810 [ 1.070386] ? __schedule+0x300/0xda0 [ 1.070386] process_one_work+0x166/0x300 [ 1.070386] worker_thread+0x2e2/0x400 [ 1.070386] ? process_one_work+0x300/0x300 [ 1.070386] ? process_one_work+0x300/0x300 [ 1.070386] kthread+0xc9/0xf0 [ 1.070386] ? kthread_complete_and_exit+0x20/0x20 [ 1.070386] ret_from_fork+0x2d/0x50 [ 1.070386] ? kthread_complete_and_exit+0x20/0x20 [ 1.070386] ret_from_fork_asm+0x11/0x20 [ 1.070386] </TASK> [ 1.070386] Modules linked in: battery ac video wmi i2c_scmi button(+) [ 1.070386] CR2: 0000000000000010 [ 1.070386] ---[ end trace 0000000000000000 ]--- [ 1.070386] RIP: 0010:xhci_urb_enqueue+0x267/0x4c0 [ 1.070386] Code: 5d 41 5c 41 5d 41 5e 41 5f c3 75 d0 bd ea ff ff ff eb c9 bd ed ff ff ff eb c2 49 8b 85 c8 03 00 00 8b 54 24 04 48 8b 7c 24 10 <48> 8b 70 10 e8 00 13 00 00 49 8b 57 40 0f b7 40 06 0f b7 52 5c 89 [ 1.070386] RSP: 0018:ffffc900009cbb28 EFLAGS: 00010246 [ 1.070386] RAX: 0000000000000000 RBX: ffff888100e32000 RCX: 0000000000000000 [ 1.070386] RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffff888100e32260 [ 1.070386] RBP: 0000000000000001 R08: ffff8887ef42ed50 R09: 0000000000000000 [ 1.070386] R10: ffff888100daeb00 R11: ffff888103a2a058 R12: ffff888100daeb00 [ 1.070386] R13: ffff888100e32000 R14: 0000000000000c00 R15: ffff888103f8d800 [ 1.070386] FS: 0000000000000000(0000) GS:ffff8887ef400000(0000) knlGS:0000000000000000 [ 1.070386] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 1.070386] CR2: 0000000000000010 CR3: 0000000108214000 CR4: 0000000000350ef0 [ 1.070386] note: kworker/0:4[186] exited with irqs disabled [ 1.089955] ACPI: button: Lid Switch [LID] --snip-- I'll try reverting the patch in question. -h
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