On Tue, Sep 24, 2024 at 08:43:00PM +0300, Jarkko Sakkinen wrote:
>
> Without any traces that would provide more information I don't see
> the smoking gun.
I haven't confirmed that it's definitely the tpm2 driver, it's just
based on the backtrace. Hopefully my patch will confirm it one way
or the other. Here is the backtrace:
[ 100.784159] vmd 0000:c2:00.5: Bound to PCI domain 10002
[ 100.786209] Monitor-Mwait will be used to enter C-1 state
[ 100.786225] Monitor-Mwait will be used to enter C-2 state
[ 100.786244] ACPI: \_SB_.SCK0.C000: Found 2 idle states
[ 100.823093] input: Power Button as
/devices/LNXSYSTM:00/LNXPWRBN:00/input/input0
[ 100.823636] ACPI: button: Power Button [PWRF]
[ 100.905756] ERST: Error Record Serialization Table (ERST) support is
initialized.
[ 100.905858] pstore: Using crash dump compression: deflate
[ 100.905861] pstore: Registered erst as persistent store backend
[ 100.907044] Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
[ 100.908305] 00:03: ttyS0 at I/O 0x3f8 (irq = 4, base_baud = 115200) is a
16550A
[ 100.926608] 00:04: ttyS1 at I/O 0x2f8 (irq = 3, base_baud = 115200) is a
16550A
[ 100.942953] Non-volatile memory driver v1.3
[ 100.947908] tpm_tis MSFT0101:00: 2.0 TPM (device-id 0x1B, rev-id 22)
[ 101.226913] ACPI: bus type drm_connector registered
[ 101.229708] alg: ecdh-nist-p256 (ecdh-nist-p256-generic) is disabled due to
FIPS
[ 101.229745] tpm tpm0: crypto ecdh allocation failed
[ 101.236311] tpm tpm0: A TPM error (708) occurred start auth session
[ 101.238797]
==================================================================
[ 101.238800] BUG: KASAN: slab-out-of-bounds in blake2s_update+0x135/0x2b0
[ 101.238808] Read of size 44 at addr ff11000167334d98 by task hwrng/318
[ 101.238811]
[ 101.238813] CPU: 26 UID: 0 PID: 318 Comm: hwrng Not tainted
6.11.0-0.rc5.22.el10.x86_64+debug #1
[ 101.238818] Hardware name: Supermicro SSG-110P-NTR10-EI018/X12SPO-NTF, BIOS
1.3 05/20/2022
[ 101.238820] Call Trace:
[ 101.238823] <TASK>
[ 101.238826] dump_stack_lvl+0x6f/0xb0
[ 101.238833] ? blake2s_update+0x135/0x2b0
[ 101.238836] print_address_description.constprop.0+0x88/0x330
[ 101.238843] ? blake2s_update+0x135/0x2b0
[ 101.238847] print_report+0x108/0x209
[ 101.238851] ? blake2s_update+0x135/0x2b0
[ 101.238855] ? __virt_addr_valid+0x20b/0x440
[ 101.238859] ? blake2s_update+0x135/0x2b0
[ 101.238863] kasan_report+0xa8/0xe0
[ 101.238868] ? blake2s_update+0x135/0x2b0
[ 101.238874] kasan_check_range+0x10f/0x1f0
[ 101.238879] __asan_memcpy+0x23/0x60
[ 101.238883] blake2s_update+0x135/0x2b0
[ 101.238887] add_hwgenerator_randomness+0x3d/0xe0
[ 101.238895] hwrng_fillfn+0x144/0x270
[ 101.238900] ? __pfx_hwrng_fillfn+0x10/0x10
[ 101.238904] kthread+0x2d2/0x3a0
[ 101.238908] ? __pfx_kthread+0x10/0x10
[ 101.238912] ret_from_fork+0x31/0x70
[ 101.238917] ? __pfx_kthread+0x10/0x10
[ 101.238920] ret_from_fork_asm+0x1a/0x30
[ 101.238929] </TASK>
[ 101.238931]
[ 101.238932] Allocated by task 1:
[ 101.238934] kasan_save_stack+0x30/0x50
[ 101.238937] kasan_save_track+0x14/0x30
[ 101.238940] __kasan_kmalloc+0x8f/0xa0
[ 101.238942] __kmalloc_noprof+0x1fe/0x410
[ 101.238947] kobj_map+0x7e/0x6d0
[ 101.238951] cdev_add+0x92/0x180
[ 101.238954] tty_cdev_add+0x17a/0x280
[ 101.238957] tty_register_device_attr+0x401/0x740
[ 101.238960] tty_register_driver+0x381/0x6f0
[ 101.238963] vty_init+0x2c1/0x2f0
[ 101.238967] tty_init+0x13b/0x150
[ 101.238970] do_one_initcall+0x11c/0x5c0
[ 101.238975] do_initcalls+0x1b4/0x1f0
[ 101.238980] kernel_init_freeable+0x4ae/0x520
[ 101.238984] kernel_init+0x1c/0x150
[ 101.238988] ret_from_fork+0x31/0x70
[ 101.238991] ret_from_fork_asm+0x1a/0x30
[ 101.238994]
[ 101.238995] The buggy address belongs to the object at ff11000167334d80
[ 101.238995] which belongs to the cache kmalloc-64 of size 64
[ 101.238998] The buggy address is located 24 bytes inside of
[ 101.238998] allocated 56-byte region [ff11000167334d80, ff11000167334db8)
[ 101.239002]
[ 101.239003] The buggy address belongs to the physical page:
[ 101.239004] page: refcount:1 mapcount:0 mapping:0000000000000000 index:0x0
pfn:0x167334
[ 101.239008] flags: 0x17ffffc0000000(node=0|zone=2|lastcpupid=0x1fffff)
[ 101.239012] page_type: 0xfdffffff(slab)
[ 101.239016] raw: 0017ffffc0000000 ff1100010003c8c0 dead000000000122
0000000000000000
[ 101.239019] raw: 0000000000000000 0000000000200020 00000001fdffffff
0000000000000000
[ 101.239021] page dumped because: kasan: bad access detected
[ 101.239023]
[ 101.239024] Memory state around the buggy address:
[ 101.239025] ff11000167334c80: 00 00 00 00 00 00 fc fc fc fc fc fc fc fc fc
fc
[ 101.239028] ff11000167334d00: 00 00 00 00 00 fc fc fc fc fc fc fc fc fc fc
fc
[ 101.239030] >ff11000167334d80: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc
fc
[ 101.239031] ^
[ 101.239033] ff11000167334e00: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc
fc
[ 101.239035] ff11000167334e80: 00 00 00 00 00 00 00 fc fc fc fc fc fc fc fc
fc
[ 101.239037]
==================================================================
[ 101.383067] rdac: device handler registered
[ 101.383412] hp_sw: device handler registered
[ 101.383415] emc: device handler registered
[ 101.383879] alua: device handler registered
[ 101.391255] xhci_hcd 0000:00:14.0: xHCI Host Controller
[ 101.391892] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus
number 1
[ 101.393706] xhci_hcd 0000:00:14.0: hcc params 0x200077c1 hci version 0x100
quirks 0x0000000000009810
[ 101.399646] xhci_hcd 0000:00:14.0: xHCI Host Controller
[ 101.400136] xhci_hcd 0000:00:14.0: new USB bus registered, assigned bus
number 2
[ 101.400163] xhci_hcd 0000:00:14.0: Host supports USB 3.0 SuperSpeed
[ 101.400818] usb usb1: New USB device found, idVendor=1d6b, idProduct=0002,
bcdDevice= 6.11
[ 101.400823] usb usb1: New USB device strings: Mfr=3, Product=2,
SerialNumber=1
[ 101.400826] usb usb1: Product: xHCI Host Controller
[ 101.400829] usb usb1: Manufacturer: Linux 6.11.0-0.rc5.22.el10.x86_64+debug
xhci-hcd
[ 101.400832] usb usb1: SerialNumber: 0000:00:14.0
[ 101.403055] hub 1-0:1.0: USB hub found
[ 101.403222] hub 1-0:1.0: 16 ports detected
[ 101.657974] usb usb2: New USB device found, idVendor=1d6b, idProduct=0003,
bcdDevice= 6.11
[ 101.657982] usb usb2: New USB device strings: Mfr=3, Product=2,
SerialNumber=1
[ 101.657986] usb usb2: Product: xHCI Host Controller
[ 101.657990] usb usb2: Manufacturer: Linux 6.11.0-0.rc5.22.el10.x86_64+debug
xhci-hcd
[ 101.657993] usb usb2: SerialNumber: 0000:00:14.0
[ 101.660659] hub 2-0:1.0: USB hub found
[ 101.660882] hub 2-0:1.0: 10 ports detected {code}
Thanks,
--
Email: Herbert Xu <[email protected]>
Home Page: http://gondor.apana.org.au/~herbert/
PGP Key: http://gondor.apana.org.au/~herbert/pubkey.txt
