The kernel crashes with a message "Kernel panic - not syncing: Fatal exception in interrupt" just after hv_pci_onchannelcallback()

Solution Unverified - Updated -

Issue

  • The kernel crashes with a message "Kernel panic - not syncing: Fatal exception in interrupt" just after hv_pci_onchannelcallback()
[3766597.118843] hv_pci b5395c28-5416-496b-9798-448d2c0b5174: hv_set_affinity() failed: 0x5
[3766597.119505] BUG: unable to handle kernel paging request at ffff905bd3137578
[3766597.119505] IP: [<ffff905bd3137578>] 0xffff905bd3137578
[3766597.119505] PGD 37e54a5067 PUD 3fc291f063 PMD 3fa02b3063 PTE 8000003c93137063
[3766597.119505] Oops: 0011 [#1] SMP 
[3766597.119505] Modules linked in: falcon_lsm_serviceable(PE) falcon_nf_netcontain(PE) falcon_kal(E) tcp_diag inet_diag ip6_tables xt_owner iptable_security nfsv3 nfs_acl nfs lockd grace fscache ipt_MASQUERADE 
nf_nat_masquerade_ipv4 iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 xt_addrtype drbg iptable_filter ansi_cprng esp4 xfrm4_mode_transport xt_conntrack nf_nat nf_conntrack br_netfilter bridge stp llc o
verlay(T) falcon_lsm_pinned_15705(E) ib_isert iscsi_target_mod ib_srpt target_core_mod ib_srp scsi_transport_srp dm_mirror dm_region_hash dm_log rpcrdma sunrpc rdma_ucm ib_iser ib_umad rdma_cm ib_ipoib iw_cm ib_
cm libiscsi scsi_transport_iscsi mlx5_ib vfat fat ib_uverbs ib_core dm_mod mlx5_core mlxfw devlink joydev iosf_mbi kvm_intel kvm irqbypass crc32_pclmul ghash_clmulni_intel sg hv_utils
[3766597.119505]  pci_hyperv ptp aesni_intel hv_balloon pps_core lrw gf128mul glue_helper ablk_helper pcspkr cryptd binfmt_misc ip_tables xfs libcrc32c sd_mod crc_t10dif crct10dif_generic hv_storvsc scsi_transport_fc serio_raw hv_netvsc hyperv_fb scsi_tgt hid_hyperv hyperv_keyboard crct10dif_pclmul crct10dif_common hv_vmbus crc32c_intel [last unloaded: falcon_kal]
[3766597.119505] CPU: 0 PID: 0 Comm: swapper/0 Kdump: loaded Tainted: P            E  ------------ T 3.10.0-1160.102.1.el7.x86_64 #1
[3766597.119505] Hardware name: Microsoft Corporation Virtual Machine/Virtual Machine, BIOS Hyper-V UEFI Release v4.1 05/09/2022
[3766597.119505] task: ffffffff8f218480 ti: ffffffff8f200000 task.ti: ffffffff8f200000
[3766597.119505] RIP: 0010:[<ffff905bd3137578>]  [<ffff905bd3137578>] 0xffff905bd3137578
[3766597.119505] RSP: 0018:ffff905f1ee03e80  EFLAGS: 00010246
[3766597.119505] RAX: ffff905bd3137578 RBX: ffff905f1d0cf900 RCX: 0000000000000268
[3766597.119505] RDX: 0000000000000060 RSI: ffff905f1d0cf900 RDI: ffffffff8e9a3707
[3766597.119505] RBP: ffff905f1ee03ec0 R08: 0000000000000060 R09: 0000000000000001
[3766597.119505] R10: 0000000000000000 R11: 7fffffffffffffff R12: ffff905ee4e29000
[3766597.119505] R13: 0000000000000100 R14: ffffffff8f200000 R15: 0000000000000001
[3766597.119505] FS:  0000000000000000(0000) GS:ffff905f1ee00000(0000) knlGS:0000000000000000
[3766597.119505] CS:  0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[3766597.119505] CR2: ffff905bd3137578 CR3: 0000003f49324000 CR4: 00000000003606f0
[3766597.119505] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
[3766597.119505] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
[3766597.119505] Call Trace:
[3766597.119505]  <IRQ> 
[3766597.119505]  [<ffffffffc0a2a798>] ? hv_pci_onchannelcallback+0xb8/0x410 [pci_hyperv]
[3766597.119505]  [<ffffffffc01a044b>] vmbus_on_event+0x3b/0x110 [hv_vmbus]
[3766597.119505]  [<ffffffff8e6a93e3>] tasklet_action+0x83/0x140
[3766597.119505]  [<ffffffff8e6a9595>] __do_softirq+0xf5/0x290
[3766597.119505]  [<ffffffff8edc8aac>] call_softirq+0x1c/0x30
[3766597.119505]  [<ffffffff8e630825>] do_softirq+0x65/0xa0
[3766597.119505]  [<ffffffff8e6a9945>] irq_exit+0x115/0x120
[3766597.119505]  [<ffffffff8e65a644>] hyperv_vector_handler+0x64/0x80
[3766597.119505]  [<ffffffff8edc8ec2>] hyperv_callback_vector+0x172/0x180
[3766597.119505]  <EOI> 
[3766597.119505]  [<ffffffff8edb9bc0>] ? __sched_text_end+0x4/0x4
[3766597.119505]  [<ffffffff8edb9e1b>] ? native_safe_halt+0xb/0x30
[3766597.119505]  [<ffffffff8edb9bde>] default_idle+0x1e/0xd0
[3766597.119505]  [<ffffffff8e639570>] arch_cpu_idle+0x20/0xc0
[3766597.119505]  [<ffffffff8e70827a>] cpu_startup_entry+0x14a/0x1e0
[3766597.119505]  [<ffffffff8eda03f7>] rest_init+0x77/0x80
[3766597.119505]  [<ffffffff8f38c22b>] start_kernel+0x44b/0x470
[3766597.119505]  [<ffffffff8f38bbc8>] ? repair_env_string+0x64/0x64
[3766597.119505]  [<ffffffff8f38b120>] ? early_idt_handler_array+0x120/0x120
[3766597.119505]  [<ffffffff8f38b748>] x86_64_start_reservations+0x24/0x2a
[3766597.119505]  [<ffffffff8f38b8a2>] x86_64_start_kernel+0x154/0x17b
[3766597.119505]  [<ffffffff8e6000d5>] start_cpu+0x5/0x14
[3766597.119505] Code: 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 00 b4 05 6c 8e ff ff ff ff 8f 04 a8 f9 00 00 00 00 25 10 6c 8e ff ff ff ff <c8> d0 2c 2a 59 90 ff ff 60 ea 00 00 00 00 00 00 c0 d0 2c 2a 59 
[3766597.119505] RIP  [<ffff905bd3137578>] 0xffff905bd3137578
[3766597.119505]  RSP <ffff905f1ee03e80>
[3766597.119505] CR2: ffff905bd3137578
[3766597.374303] ---[ end trace fcd27d7e056c2803 ]---
[3766597.374303] Kernel panic - not syncing: Fatal exception in interrupt
[3766597.374303] Kernel Offset: 0xd600000 from 0xffffffff81000000 (relocation range: 0xffffffff80000000-0xffffffffbfffffff)

Environment

  • Red Hat Enterprise Linux 7.9.z
  • MS Hyper-V guest

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