CVSS: 4.7EPSS: 0%CPEs: 5EXPL: 0CVE-2024-36028 – mm/hugetlb: fix DEBUG_LOCKS_WARN_ON(1) when dissolve_free_hugetlb_folio()
https://notcve.org/view.php?id=CVE-2024-36028
In the Linux kernel, the following vulnerability has been resolved: mm/hugetlb: fix DEBUG_LOCKS_WARN_ON(1) when dissolve_free_hugetlb_folio() When I did memory failure tests recently, below warning occurs: DEBUG_LOCKS_WARN_ON(1) WARNING: CPU: 8 PID: 1011 at kernel/locking/lockdep.c:232 __lock_acquire+0xccb/0x1ca0 Modules linked in: mce_inject hwpoison_inject CPU: 8 PID: 1011 Comm: bash Kdump: loaded Not tainted 6.9.0-rc3-next-20240410-00012-gdb69f219f4be #3 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:__lock_acquire+0xccb/0x1ca0 RSP: 0018:ffffa7a1c7fe3bd0 EFLAGS: 00000082 RAX: 0000000000000000 RBX: eb851eb853975fcf RCX: ffffa1ce5fc1c9c8 RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffffa1ce5fc1c9c0 RBP: ffffa1c6865d3280 R08: ffffffffb0f570a8 R09: 0000000000009ffb R10: 0000000000000286 R11: ffffffffb0f2ad50 R12: ffffa1c6865d3d10 R13: ffffa1c6865d3c70 R14: 0000000000000000 R15: 0000000000000004 FS: 00007ff9f32aa740(0000) GS:ffffa1ce5fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff9f3134ba0 CR3: 00000008484e4000 CR4: 00000000000006f0 Call Trace: <TASK> lock_acquire+0xbe/0x2d0 _raw_spin_lock_irqsave+0x3a/0x60 hugepage_subpool_put_pages.part.0+0xe/0xc0 free_huge_folio+0x253/0x3f0 dissolve_free_huge_page+0x147/0x210 __page_handle_poison+0x9/0x70 memory_failure+0x4e6/0x8c0 hard_offline_page_store+0x55/0xa0 kernfs_fop_write_iter+0x12c/0x1d0 vfs_write+0x380/0x540 ksys_write+0x64/0xe0 do_syscall_64+0xbc/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff9f3114887 RSP: 002b:00007ffecbacb458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff9f3114887 RDX: 000000000000000c RSI: 0000564494164e10 RDI: 0000000000000001 RBP: 0000564494164e10 R08: 00007ff9f31d1460 R09: 000000007fffffff R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c R13: 00007ff9f321b780 R14: 00007ff9f3217600 R15: 00007ff9f3216a00 </TASK> Kernel panic - not syncing: kernel: panic_on_warn set ... CPU: 8 PID: 1011 Comm: bash Kdump: loaded Not tainted 6.9.0-rc3-next-20240410-00012-gdb69f219f4be #3 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: <TASK> panic+0x326/0x350 check_panic_on_warn+0x4f/0x50 __warn+0x98/0x190 report_bug+0x18e/0x1a0 handle_bug+0x3d/0x70 exc_invalid_op+0x18/0x70 asm_exc_invalid_op+0x1a/0x20 RIP: 0010:__lock_acquire+0xccb/0x1ca0 RSP: 0018:ffffa7a1c7fe3bd0 EFLAGS: 00000082 RAX: 0000000000000000 RBX: eb851eb853975fcf RCX: ffffa1ce5fc1c9c8 RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffffa1ce5fc1c9c0 RBP: ffffa1c6865d3280 R08: ffffffffb0f570a8 R09: 0000000000009ffb R10: 0000000000000286 R11: ffffffffb0f2ad50 R12: ffffa1c6865d3d10 R13: ffffa1c6865d3c70 R14: 0000000000000000 R15: 0000000000000004 lock_acquire+0xbe/0x2d0 _raw_spin_lock_irqsave+0x3a/0x60 hugepage_subpool_put_pages.part.0+0xe/0xc0 free_huge_folio+0x253/0x3f0 dissolve_free_huge_page+0x147/0x210 __page_handle_poison+0x9/0x70 memory_failure+0x4e6/0x8c0 hard_offline_page_store+0x55/0xa0 kernfs_fop_write_iter+0x12c/0x1d0 vfs_write+0x380/0x540 ksys_write+0x64/0xe0 do_syscall_64+0xbc/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff9f3114887 RSP: 002b:00007ffecbacb458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff9f3114887 RDX: 000000000000000c RSI: 0000564494164e10 RDI: 0000000000000001 RBP: 0000564494164e10 R08: 00007ff9f31d1460 R09: 000000007fffffff R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c R13: 00007ff9f321b780 R14: 00007ff9f3217600 R15: 00007ff9f3216a00 </TASK> After git bisecting and digging into the code, I believe the root cause is that _deferred_list field of folio is unioned with _hugetlb_subpool field. In __update_and_free_hugetlb_folio(), folio->_deferred_ ---truncated--- En el kernel de Linux, se resolvió la siguiente vulnerabilidad: mm/hugetlb: corrija DEBUG_LOCKS_WARN_ON(1) cuando dissolve_free_hugetlb_folio() Cuando hice pruebas de falla de memoria recientemente, aparece la siguiente advertencia: DEBUG_LOCKS_WARN_ON(1) ADVERTENCIA: CPU: 8 PID: 1011 en kernel/locking/lockdep.c:232 __lock_acquire+0xccb/0x1ca0 Módulos vinculados en: mce_inject hwpoison_inject CPU: 8 PID: 1011 Comm: bash Kdump: cargado No contaminado 6.9.0-rc3-next-20240410-00012-gdb69f219f4be #3 Hardware nombre: PC estándar QEMU (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 01/04/2014 RIP: 0010:__lock_acquire+0xccb/0x1ca0 RSP: 0018:ffffa7a1c7fe3bd0 EFLAGS: 00000082 RAX: 0000000000000000 RBX: eb851eb853975fcf RCX: ffffa1ce5fc1c9c8 RDX: 00000000ffffffd8 RSI: 0000000000000027 RDI: ffffa1ce5fc1c9c0 RBP: 1c6865d3280 R08: fffffffb0f570a8 R09: 0000000000009ffb R10: 0000000000000286 R11: fffffffb0f2ad50 R12: ffffa1c6865d3d10 R13: ffffa1c6865d3c70 : 0000000000000000 R15: 0000000000000004 FS: 00007ff9f32aa740( 0000) GS:ffffa1ce5fc00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007ff9f3134ba0 CR3: 00000008484e 4000 CR4: 00000000000006f0 Seguimiento de llamadas: lock_acquire+0xbe/0x2d0 _raw_spin_lock_irqsave+0x3a/0x60 hugepage_subpool_put_pages. part.0+0xe/0xc0 free_huge_folio+0x253/0x3f0 dissolve_free_huge_page+0x147/0x210 __page_handle_poison+0x9/0x70 Memory_failure+0x4e6/0x8c0 hard_offline_page_store+0x55/0xa0 kernfs_fop_write_iter+0x12c/ 0x1d0 vfs_write+0x380/0x540 ksys_write+0x64/0xe0 do_syscall_64+0xbc /0x1d0 Entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff9f3114887 RSP: 002b:00007ffecbacb458 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff9f3114887 RDX: 000000000000000c RSI: 0000564494164e10 RDI: 0000000000000001 RBP: 0000564494164e10 00007ff9f31d1460 R09: 000000007fffffff R10: 0000000000000000 R11: 0000000000000246 R12: 000000000000000c R13: 00007ff9f321b780 R14: 00007ff9f3217600 R15: 00007ff9f3216a00 Pánico del kernel: no se sincroniza: kernel: pánico_on_warn configurado... CPU: 8 PID: 1011 Comm: bash Kdump: cargado No contaminado 6.9 .0-rc3-next-20240410-00012-gdb69f219f4be #3 Nombre del hardware: PC estándar QEMU (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 01/04/2014 Llamada Seguimiento: pánico+0x326/0x350 check_panic_on_warn+0x4f/0x50 __warn+0x98/0x190 report_bug+0x18e/0x1a0 handle_bug+0x3d/0x70 exc_invalid_op+0x18/0x70 asm_exc_invalid_op+0x1a/0x20 RIP: 0010:__lock_adquirir+0xccb/0x1ca0 RSP : 0018:ffffa7a1c7fe3bd0 EFLAGS: 00000082 RAX: 0000000000000000 RBX: eb851eb853975fcf RCX: ffffa1ce5fc1c9c8 RDX: 00000000ffffffd8 RSI: 027 RDI: ffffa1ce5fc1c9c0 RBP: ffffa1c6865d3280 R08: fffffffb0f570a8 R09: 0000000000009ffb R10: 00000000000000286 R11: fffffffb0f2ad50 R12: ffffa1c6865d 3d10 R13: ffffa1c6865d3c70 R14: 0000000000000000 R15 : 0000000000000004 lock_acquire+0xbe/0x2d0 _raw_spin_lock_irqsave+0x3a/0x60 hugepage_subpool_put_pages.part.0+0xe/0xc0 free_huge_folio+0x253/0x3f0 dissolve_free_huge_page+0x147/0x210 __page_handle_ veneno+0x9/0x70 error_de_memoria+0x4e6/0x8c0 hard_offline_page_store+0x55/0xa0 kernfs_fop_write_iter+0x12c/ 0x1d0 vfs_write+0x380/0x540 ksys_write+0x64/0xe0 do_syscall_64+0xbc/0x1d0 Entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff9f3114887 RSP: 002b:00007ffecbacb4 58 EFLAGS: 00000246 ORIG_RAX: 00000000000000001 RAX: ffffffffffffffda RBX: 000000000000000c RCX: 00007ff9f3114887 RDX: 000000000000000c RSI : 0000564494164e10 RDI: 0000000000000001 RBP: 0000564494164e10 R08: 00007ff9f31d1460 R09: 000000007ffffff R10: 0000000000000000 R11: 000000000000246 R12: 000000000000000c R13: 00007ff9f321b780 R14: 00007ff9f3217600 R15: 00007ff9f3216a00 Después de que git divida e indague en el código, creo que la causa raíz es que el campo _deferred_list del folio está unido con el campo _hugetlb_subpool. En __update_and_free_hugetlb_folio(), folio->_deferred_ ---truncado--- • https://git.kernel.org/stable/c/1b4ce2952b4f33e198d5e993acff0611dff1e399 https://git.kernel.org/stable/c/32c877191e022b55fe3a374f3d7e9fb5741c514d https://git.kernel.org/stable/c/9a1a43a0e7e96911eaa00ad20b20f2edefb31d8a https://git.kernel.org/stable/c/2effe407f7563add41750fd7e03da4ea44b98099 https://git.kernel.org/stable/c/7e0a322877416e8c648819a8e441cf8c790b2cce https://git.kernel.org/stable/c/9c9b32d46afab2d911897914181c488954012300 https://git.kernel.org/stable/c/52ccdde16b6540abe43b6f8d8e1e1ec90b0983af https://access.redhat.com/security/cve/CVE-2024-36028 • CWE-362: Concurrent Execution using Shared Resource with Improper Synchronization ('Race Condition') •
CVSS: -EPSS: 0%CPEs: 4EXPL: 0CVE-2024-36026 – drm/amd/pm: fixes a random hang in S4 for SMU v13.0.4/11
https://notcve.org/view.php?id=CVE-2024-36026
In the Linux kernel, the following vulnerability has been resolved: drm/amd/pm: fixes a random hang in S4 for SMU v13.0.4/11 While doing multiple S4 stress tests, GC/RLC/PMFW get into an invalid state resulting into hard hangs. Adding a GFX reset as workaround just before sending the MP1_UNLOAD message avoids this failure. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: drm/amd/pm: corrige un bloqueo aleatorio en S4 para SMU v13.0.4/11 Al realizar múltiples pruebas de estrés de S4, GC/RLC/PMFW entra en un estado no válido, lo que resulta en cuelga duro. Agregar un reinicio de GFX como workaround justo antes de enviar el mensaje MP1_UNLOAD evita este error. • https://git.kernel.org/stable/c/bd9b94055c3deb2398ee4490c1dfdf03f53efb8f https://git.kernel.org/stable/c/1e3b8874d55c0c28378beb9007494a7a9269a5f5 https://git.kernel.org/stable/c/7521329e54931ede9e042bbf5f4f812b5bc4a01d https://git.kernel.org/stable/c/31729e8c21ecfd671458e02b6511eb68c2225113 •
CVSS: 5.2EPSS: 0%CPEs: 5EXPL: 0CVE-2024-36025 – scsi: qla2xxx: Fix off by one in qla_edif_app_getstats()
https://notcve.org/view.php?id=CVE-2024-36025
In the Linux kernel, the following vulnerability has been resolved: scsi: qla2xxx: Fix off by one in qla_edif_app_getstats() The app_reply->elem[] array is allocated earlier in this function and it has app_req.num_ports elements. Thus this > comparison needs to be >= to prevent memory corruption. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: scsi: qla2xxx: arreglada por uno en qla_edif_app_getstats() La matriz app_reply->elem[] se asignó anteriormente en esta función y tiene elementos app_req.num_ports. Por lo tanto, esta > comparación necesita ser >= para evitar la corrupción de la memoria. A vulnerability was found in the Linux kernel's qla2xxx SCSI driver, specifically in the `qla_edif_app_getstats()` function, where an off-by-one error in array access could lead to memory corruption. • https://git.kernel.org/stable/c/7878f22a2e03b69baf792f74488962981a1c9547 https://git.kernel.org/stable/c/8c820f7c8e9b46238d277c575392fe9930207aab https://git.kernel.org/stable/c/9fc74e367be4247a5ac39bb8ec41eaa73fade510 https://git.kernel.org/stable/c/60b87b5ecbe07d70897d35947b0bb3e76ccd1b3a https://git.kernel.org/stable/c/ea8ac95c22c93acecb710209a7fd10b851afe817 https://git.kernel.org/stable/c/4406e4176f47177f5e51b4cc7e6a7a2ff3dbfbbd https://access.redhat.com/security/cve/CVE-2024-36025 https://bugzilla.redhat.com/show_bug.cgi?id=2284421 • CWE-787: Out-of-bounds Write •
CVSS: -EPSS: 0%CPEs: 2EXPL: 0CVE-2024-36024 – drm/amd/display: Disable idle reallow as part of command/gpint execution
https://notcve.org/view.php?id=CVE-2024-36024
In the Linux kernel, the following vulnerability has been resolved: drm/amd/display: Disable idle reallow as part of command/gpint execution [Why] Workaroud for a race condition where DMCUB is in the process of committing to IPS1 during the handshake causing us to miss the transition into IPS2 and touch the INBOX1 RPTR causing a HW hang. [How] Disable the reallow to ensure that we have enough of a gap between entry and exit and we're not seeing back-to-back wake_and_executes. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: drm/amd/display: deshabilite la reasignación inactiva como parte de la ejecución del comando/gpint [Por qué] Workaroud para una condición de ejecución en la que DMCUB está en el proceso de comprometerse con IPS1 durante el protocolo de enlace que causa Nos perdemos la transición a IPS2 y tocamos el RPTR de INBOX1 provocando un bloqueo del HW. [Cómo] Deshabilite la reallow para asegurarnos de que tengamos un espacio suficiente entre la entrada y la salida y que no veamos wake_and_executes consecutivos. • https://git.kernel.org/stable/c/2aac387445610d6dfd681f5214388e86f5677ef7 https://git.kernel.org/stable/c/6226a5aa77370329e01ee8abe50a95e60618ce97 •
CVSS: 5.5EPSS: 0%CPEs: 4EXPL: 0CVE-2024-36023 – Julia Lawall reported this null pointer dereference, this should fix it.
https://notcve.org/view.php?id=CVE-2024-36023
In the Linux kernel, the following vulnerability has been resolved: Julia Lawall reported this null pointer dereference, this should fix it. En el kernel de Linux, se resolvió la siguiente vulnerabilidad: Julia Lawall informó esta desreferencia de puntero nulo, esto debería solucionarlo. • https://git.kernel.org/stable/c/2e2177f94c0e0bc41323d7b6975a5f4820ed347e https://git.kernel.org/stable/c/214a6c4a28c11d67044e6cf3a0ab415050d9f03a https://git.kernel.org/stable/c/b972e8ac3f44f693127a2806031962d100dfc4d1 https://git.kernel.org/stable/c/9bf93dcfc453fae192fe5d7874b89699e8f800ac • CWE-476: NULL Pointer Dereference •