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  1. RHEL
  2. RHEL-95446

RHEL-10.1 FNIC driver kernel BUG at mm/slub.c

Linking RHIVOS CVEs to...Migration: Automation ...Sync from "Extern...XMLWordPrintable

    • kernel-6.12.0-108.el10
    • Yes
    • Important
    • OtherQA, ZStream
    • rhel-ps-drivers
    • ssg_platform_storage
    • 19
    • 24
    • 2
    • QE ack, Dev ack
    • False
    • None
    • None
    • Regression Exception
    • x86_64
    • None
    • Merge Request passes all submitter checks, Merge Request finished CI testing, Merge Request passed CI testing, Merge Request approved by peer review

      Booting the kernel 5.14.0-582 fails on Cisco UCS Hardware with a kernel BUG at mm/slub.c
      Other hardware (VMware, HP Gen9/10) is not affected.

      kernel 5.14.0-580 is working fine.

      Trace:

      [0m...
      [   15.645672] ------------[ cut here ]------------
      [   15.645672] ------------[ cut here ]------------
      [   15.645676] kernel BUG at mm/slub.c:530!
      [   15.646171] kernel BUG at mm/slub.c:530!
      [   15.646670] invalid opcode: 0000 [#1] PREEMPT SMP NOPTI
      [   15.646674] CPU: 3 PID: 0 Comm: swapper/3 Not tainted 5.14.0-582.el9.x86_64 #1
      [   15.646678] Hardware name: Cisco Systems Inc UCSB-B200-M5/UCSB-B200-M5, BIOS B200M5.4.3.2b.0.0408241114 04/08/2024
      [   15.646680] RIP: 0010:__slab_free+0x1d0/0x310
      [   15.646686] Code: 4c 8b 54 24 18 84 c0 44 0f b6 5c 24 23 75 3b 4d 85 d2 0f 84 8e fe ff ff 48 8b 74 24 08 4c 89 d7 e8 b5 6e 92 00 e9 7c fe ff ff <0f> 0b 41 f7 44 24 08 00 0d 21 00 0f 85 6b ff ff ff e9 5d ff ff ff
      [   15.646689] RSP: 0018:ffffaa30002e4dd0 EFLAGS: 00010046
      [   15.646692] RAX: ffff8d2a5e55c620 RBX: ffff8d2a5e55c200 RCX: 00000000800f0004
      [   15.646694] RDX: ffff8d2a5e55c200 RSI: fffff01f84795600 RDI: ffff8d2a46ecf900
      [   15.646696] RBP: ffffaa30002e4e70 R08: 0000000000000001 R09: ffffffffc0426f93
      [   15.646697] R10: 000000011e55c200 R11: ffffaa30002e4f00 R12: ffff8d2a46ecf900
      [   15.646699] R13: fffff01f84795600 R14: ffff8d2a5e55c200 R15: ffffffffc0426f93
      [   15.646700] FS:  0000000000000000(0000) GS:ffff8d39800c0000(0000) knlGS:0000000000000000
      [   15.646703] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
      [   15.646704] CR2: 000055b1a53a5ce8 CR3: 0000000105e28003 CR4: 00000000007726f0
      [   15.646706] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
      [   15.646708] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
      [   15.646709] PKRU: 55555554
      [   15.646710] Call Trace:
      [   15.646712]  <IRQ>
      [   15.646714]  ? show_trace_log_lvl+0x1c4/0x2df
      [   15.646718]  ? show_trace_log_lvl+0x1c4/0x2df
      [   15.646721]  ? kmem_cache_free+0x37a/0x420
      [   15.646726]  ? __die_body.cold+0x8/0xd
      [   15.646728]  ? die+0x2b/0x50
      [   15.646735]  ? do_trap+0xcd/0x120
      [   15.646739]  ? __slab_free+0x1d0/0x310
      [   15.646741]  ? do_error_trap+0x65/0x80
      [   15.646745]  ? __slab_free+0x1d0/0x310
      [   15.646747]  ? exc_invalid_op+0x4e/0x70
      [   15.646753]  ? __slab_free+0x1d0/0x310
      [   15.646754]  ? asm_exc_invalid_op+0x16/0x20
      [   15.646760]  ? fnic_wq_cmpl_handler+0x123/0x220 [fnic]
      [   15.646784]  ? fnic_wq_cmpl_handler+0x123/0x220 [fnic]
      [   15.646800]  ? __slab_free+0x1d0/0x310
      [   15.646802]  ? autoremove_wake_function+0x30/0x60
      [   15.646808]  ? __wake_up_common+0x75/0xa0
      [   15.646814]  ? fnic_wq_cmpl_handler+0x123/0x220 [fnic]
      [   15.646828]  kmem_cache_free+0x37a/0x420
      [   15.646831]  fnic_wq_cmpl_handler+0x123/0x220 [fnic]
      [   15.646846]  fnic_isr_msix_wq+0x2c/0x50 [fnic]
      [   15.646861]  __handle_irq_event_percpu+0x3a/0x190
      [   15.646866]  handle_irq_event+0x58/0xb0
      [   15.646869]  handle_edge_irq+0x93/0x240
      [   15.646872]  __common_interrupt+0x3d/0xa0
      [   15.646875]  common_interrupt+0x7b/0xa0
      [   15.646880]  </IRQ>
      [   15.646881]  <TASK>
      [   15.646882]  asm_common_interrupt+0x22/0x40
      

      Hardware: Cisco UCS UCSB-B200-M5
      BIOS: B200M5.4.3.2b.0.0408241114
      Firmware Bundle: 4.2(3k)
      VIC: Cisco UCS VIC 1440 / UCSB-MLOM-40G-04

      Complete trace gets attached as file.

              kartilak@cisco.com Karan Tilak Kumar
              larshendrik.bussmann@bertelsmann.de Lars Bussmann
              Arun Easi, Karan Tilak Kumar
              Karan Tilak Kumar Karan Tilak Kumar
              Marco Patalano Marco Patalano
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                Created:
                Updated: