* [DPDK/core Bug 1722] Kernel crash with WARNING: CPU: 17 PID: 4510 at lib/refcount.c:28 refcount_warn_saturate+0xd8/0xe0
@ 2025-06-11 8:25 bugzilla
2025-06-11 11:01 ` bugzilla
0 siblings, 1 reply; 2+ messages in thread
From: bugzilla @ 2025-06-11 8:25 UTC (permalink / raw)
To: dev
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https://bugs.dpdk.org/show_bug.cgi?id=1722
Bug ID: 1722
Summary: Kernel crash with WARNING: CPU: 17 PID: 4510 at
lib/refcount.c:28 refcount_warn_saturate+0xd8/0xe0
Product: DPDK
Version: 20.11
Hardware: x86
OS: Linux
Status: UNCONFIRMED
Severity: critical
Priority: Normal
Component: core
Assignee: dev@dpdk.org
Reporter: gs.thiruus@gmail.com
Target Milestone: ---
Hi,
We are seeing this kernel crash 30 mins after every bootup of linux based VM.
Using DPDK 20.11.1
Kernel - 5.4.286
Issue seems to be with rte_kni module and reference_count.
Is there any known issue with the dpdk 20.11.1 and if yes please share patch to
fix the same.
[ 1917.939945] TCP: request_sock_TCP: Possible SYN flooding on port 40455.
Sending cookies. Check SNMP counters.
[ 1917.955442] TCP: request_sock_TCP: Possible SYN flooding on port 46049.
Sending cookies. Check SNMP counters.
[ 1918.045406] TCP: request_sock_TCP: Possible SYN flooding on port 35775.
Sending cookies. Check SNMP counters.
[ 1929.187424] IPv4: Attempt to release TCP socket in state 10 00000000604e169d
[ 1929.304421] IPv4: Attempt to release TCP socket in state 10 000000009fa32fd9
[ 1930.216104] refcount_t: underflow; use-after-free.
[ 1930.215407] ------------[ cut here ]------------
[ 1930.216868] WARNING: CPU: 17 PID: 4510 at lib/refcount.c:28
refcount_warn_saturate+0xd8/0xe0
[ 1930.218113] Modules linked in: rte_kni(O) igb_uio(O) ucad_shim_fifo(O)
be2net ice iavf i40e ixgbevf enic ixgbe mdio mlx5_core mlxfw rdma_ucm rdma_cm
ib_uverbs iw_cm ib_cm ib_core e1000e e1000 vmxnet3 vhost_net vhost virtio_net
net_failover failover virtio_scsi virtio_blk vmw_pvscsi ahci libahci ata_piix
mptsas mptspi mptscsih mptbase uhci_hcd ehci_hcd
[ 1930.222688] CPU: 17 PID: 4510 Comm: kni_single Tainted: G O
5.4.286-x86-64 #1
[ 1930.224074] Hardware name: Red Hat OpenStack Compute, BIOS
1.13.0-2.module+el8.2.1+7284+aa32a2c4 04/01/2014
[ 1930.225502] RIP: 0010:refcount_warn_saturate+0xd8/0xe0
[ 1930.226261] Code: ff 48 c7 c7 68 cf 01 a7 c6 05 9d 3e f0 00 01 e8 11 7d 40
00 0f 0b c3 48 c7 c7 10 cf 01 a7 c6 05 89 3e f0 00 01 e8 fb 7c 40 00 <0f> 0b c3
0f 1f 44 00 00 8b 07 3d 00 00 00 c0 74 12 83 f8 01 74 1f
[ 1930.229001] RSP: 0000:ffffbe96c66c4d30 EFLAGS: 00010286
[ 1930.229778] RAX: 0000000000000026 RBX: ffffa4258d236a00 RCX:
ffffffffa72480d8
[ 1930.230830] RDX: 0000000000000001 RSI: 0000000000000000 RDI:
ffffffffa60fc28c
[ 1930.231873] RBP: ffffa4353a400a40 R08: 000000000000070c R09:
0000000000000035
[ 1930.232914] R10: 0000000000000000 R11: ffffbe96c66c4bf5 R12:
ffffa435e5c9e040
[ 1930.233953] R13: 0000000000003721 R14: ffffa4258d0ec08e R15:
ffffa4258d0ec09e
[ 1930.234999] FS: 0000000000000000(0000) GS:ffffa4287fa40000(0000)
knlGS:0000000000000000
[ 1930.236180] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
[ 1930.237029] CR2: 000000001ae64ee4 CR3: 0000000f75476002 CR4:
0000000000760ee0
[ 1930.238074] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 1930.239125] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 1930.240171] PKRU: 55555554
[ 1930.240575] Call Trace:
[ 1930.240957] <IRQ>
[ 1930.241266] ? __warn+0x89/0xd0
[ 1930.241739] ? refcount_warn_saturate+0xd8/0xe0
[ 1930.242408] ? refcount_warn_saturate+0xd8/0xe0
[ 1930.243082] ? report_bug+0xb8/0x100
[ 1930.243616] ? do_error_trap+0x9e/0xd0
[ 1930.244179] ? do_invalid_op+0x36/0x40
[ 1930.244740] ? refcount_warn_saturate+0xd8/0xe0
[ 1930.245417] ? invalid_op+0x23/0x30
[ 1930.245945] ? console_unlock.part.25+0x3ac/0x500
[ 1930.246640] ? refcount_warn_saturate+0xd8/0xe0
[ 1930.247309] tcp_v6_rcv+0x636/0xb60
[ 1930.247835] ip6_protocol_deliver_rcu+0xb1/0x350
[ 1930.248531] ip6_input_finish+0x21/0x30
[ 1930.249095] ip6_input+0x9b/0xb0
[ 1930.249577] ipv6_rcv+0xb3/0xc0
[ 1930.250050] ? tick_init_highres+0x20/0x20
[ 1930.250656] ? task_tick_fair+0x44/0x8e0
[ 1930.251246] __netif_receive_skb_one_core+0x48/0x50
[ 1930.251979] process_backlog+0xa3/0x150
[ 1930.252549] net_rx_action+0xd7/0x2e0
[ 1930.253097] __do_softirq+0xc0/0x362
[ 1930.253634] irq_exit+0x7e/0x80
[ 1930.254105] smp_apic_timer_interrupt+0x6a/0x150
[ 1930.254792] apic_timer_interrupt+0xf/0x20
[ 1930.255406] </IRQ>
[ 1930.255729] RIP: 0010:kni_net_poll_resp+0x12/0x50 [rte_kni]
[ 1930.256546] Code: 00 00 5b e9 00 ef ff ff 0f 1f 44 00 00 e9 66 f1 ff ff 66
0f 1f 44 00 00 0f 1f 44 00 00 48 83 ec 08 48 8b 97 98 00 00 00 8b 02 <89> 04 24
8b 04 24 8b 4a 04 89 4c 24 04 8b 4c 24 04 8b 52 08 29 c8
[ 1930.259259] RSP: 0000:ffffbe96c7abbed0 EFLAGS: 00000282 ORIG_RAX:
ffffffffffffff13
[ 1930.260367] RAX: 0000000000000001 RBX: ffffa427f09ce840 RCX:
00000000000009e5
[ 1930.261412] RDX: ffffa4268dd2e1c0 RSI: ffffa4268dd6e4c0 RDI:
ffffa427f09ce840
[ 1930.262463] RBP: ffffa427f54f5fe0 R08: 0000000000000020 R09:
00000000000009e5
[ 1930.263506] R10: 0000000000000001 R11: ffffa427f09ce840 R12:
0000000000000001
[ 1930.264553] R13: 0000000000000095 R14: ffffa427f54f5f80 R15:
ffffa427f54f5fb8
[ 1930.265595] kni_thread_single+0xa3/0x110 [rte_kni]
[ 1930.266304] ? kni_thread_multiple+0x70/0x70 [rte_kni]
[ 1930.267059] kthread+0x12c/0x150
[ 1930.267563] ? kthread_create_worker_on_cpu+0x40/0x40
[ 1930.268302] ret_from_fork+0x24/0x30
[ 1930.268835] ---[ end trace 22c2946fdda8eee0 ]---
[ 1930.704374] IPv4: Attempt to release TCP socket in state 10 00000000ec7be9da
[ 1931.425383] IPv4: Attempt to release TCP socket in state 10 00000000f413bf0b
[ 2000.865923] IPv4: Attempt to release TCP socket in state 10
000000004253e08a
[ 2001.053919] ------------[ cut here ]------------
[ 2001.054675] refcount_t: saturated; leaking memory.
[ 2001.055426] WARNING: CPU: 13 PID: 6861 at lib/refcount.c:22
refcount_warn_saturate+0x61/0xe0
[ 2001.056695] Modules linked in: rte_kni(O) igb_uio(O) ucad_shim_fifo(O)
be2net ice iavf i40e ixgbevf enic ixgbe mdio mlx5_core mlxfw rdma_ucm rdma_cm
ib_uverbs iw_cm ib_cm ib_core e1000e e1000 vmxnet3 vhost_net vhost virtio_net
net_failover failover virtio_scsi virtio_blk vmw_pvscsi ahci libahci ata_piix
mptsas mptspi mptscsih mptbase uhci_hcd ehci_hcd
[ 2001.061276] CPU: 13 PID: 6861 Comm: dhmgr Tainted: G W O
5.4.286-x86-64 #1
[ 2001.062610] Hardware name: Red Hat OpenStack Compute, BIOS
1.13.0-2.module+el8.2.1+7284+aa32a2c4 04/01/2014
[ 2001.064053] RIP: 0010:refcount_warn_saturate+0x61/0xe0
[ 2001.064827] Code: 05 1e 3f f0 00 01 e8 91 7d 40 00 0f 0b c3 80 3d 12 3f f0
00 00 75 d7 48 c7 c7 b8 ce 01 a7 c6 05 02 3f f0 00 01 e8 72 7d 40 00 <0f> 0b c3
80 3d f2 3e f0 00 00 75 b8 48 c7 c7 e0 ce 01 a7 c6 05 e2
[ 2001.067568] RSP: 0000:ffffbe96c7d3be20 EFLAGS: 00210282
[ 2001.068347] RAX: 0000000000000026 RBX: ffffa4353b6b0300 RCX:
ffffffffa72480d8
[ 2001.069391] RDX: 0000000000000001 RSI: 0000000000000000 RDI:
ffffffffa60fc28c
[ 2001.070446] RBP: 0000000000000000 R08: 00000000000007ad R09:
0000000000000035
[ 2001.071506] R10: 0000000000000000 R11: ffffbe96c7d3bce5 R12:
0000000000000007
[ 2001.072561] R13: ffffa43569647240 R14: ffffa4287a2f6920 R15:
ffffa43569644240
[ 2001.073621] FS: 0000000000000000(0000) GS:ffffa4287f940000(0063)
knlGS:00000000f6d47700
[ 2001.074834] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 2001.075680] CR2: 000000000b99e834 CR3: 0000001db8876006 CR4:
0000000000760ee0
[ 2001.076735] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2001.077807] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 2001.078854] PKRU: 55555554
[ 2001.079270] Call Trace:
[ 2001.079647] ? __warn+0x89/0xd0
[ 2001.080132] ? refcount_warn_saturate+0x61/0xe0
[ 2001.080799] ? refcount_warn_saturate+0x61/0xe0
[ 2001.081485] ? report_bug+0xb8/0x100
[ 2001.082022] ? do_error_trap+0x9e/0xd0
[ 2001.082583] ? do_invalid_op+0x36/0x40
[ 2001.083153] ? refcount_warn_saturate+0x61/0xe0
[ 2001.083825] ? invalid_op+0x23/0x30
[ 2001.084367] ? console_unlock.part.25+0x3ac/0x500
[ 2001.085072] ? refcount_warn_saturate+0x61/0xe0
[ 2001.085744] __tcp_close+0x3c4/0x440
[ 2001.086290] tcp_close+0x1f/0x70
[ 2001.086772] inet_release+0x2e/0x60
[ 2001.087321] __sock_release+0x37/0xa0
[ 2001.087872] sock_close+0x11/0x20
[ 2001.088384] __fput+0xab/0x230
[ 2001.088846] task_work_run+0x89/0xb0
[ 2001.089396] exit_to_usermode_loop+0xb2/0xc0
[ 2001.090031] do_int80_syscall_32+0x101/0x120
[ 2001.090668] entry_INT80_compat+0x9f/0xb0
[ 2001.091286] ---[ end trace 22c2946fdda8eee1 ]---
[ 2001.146908] IPv4: Attempt to release TCP socket in state 10
0000000017c852ff
[ 2007.380869] BUG: kernel NULL pointer dereference, address: 0000000000000058
[ 2007.381952] #PF: supervisor read access in kernel mode
[ 2007.382700] #PF: error_code(0x0000) - not-present page
[ 2007.383452] PGD 8000001f77dc8067 P4D 8000001f77dc8067 PUD 1ffc315067 PMD
1dc0394067 PTE 0
[ 2007.384657] Oops: 0000 [#1] PREEMPT SMP PTI
[ 2007.385282] CPU: 29 PID: 6861 Comm: dhmgr Tainted: G W O
5.4.286-X86-64 #1
[ 2007.386605] Hardware name: Red Hat OpenStack Compute, BIOS
1.13.0-2.module+el8.2.1+7284+aa32a2c4 04/01/2014
[ 2007.388029] RIP: 0010:ipv6_sock_mc_close+0x20/0x50
[ 2007.388726] Code: ff ff ff 0f 1f 80 00 00 00 00 0f 1f 44 00 00 0f b6 4f 12
b8 01 00 00 00 31 d2 d3 e0 a9 bf ef ff ff 74 07 48 8b 97 d8 02 00 00 <48> 8b 42
58 48 85 c0 75 01 c3 53 48 89 fb e8 7d 56 f0 ff 48 89 df
[ 2007.391442] RSP: 0000:ffffbe96c7d3be60 EFLAGS: 00210202
[ 2007.392222] RAX: 0000000000000001 RBX: ffffa43569665bc0 RCX:
0000000000000000
[ 2007.393266] RDX: 0000000000000000 RSI: ffffa43569665c40 RDI:
ffffa4353a451300
[ 2007.394313] RBP: ffffa4353a451300 R08: 0000000000000000 R09:
0000000000000000
[ 2007.395360] R10: 0000000000000000 R11: 0000000000000008 R12:
0000000000000000
[ 2007.396400] R13: ffffa43569665c40 R14: ffffa4287a2f6920 R15:
ffffa43569663540
[ 2007.397443] FS: 0000000000000000(0000) GS:ffffa4387f8c0000(0063)
knlGS:00000000f6d47700
[ 2007.398612] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 2007.399446] CR2: 0000000000000058 CR3: 0000001db8876003 CR4:
0000000000760ee0
[ 2007.400484] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2007.401538] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 2007.402591] PKRU: 55555554
[ 2007.402991] Call Trace:
[ 2007.403369] ? __die+0x86/0xc8
[ 2007.403824] ? no_context.isra.26+0x148/0x2d0
[ 2007.404480] ? async_page_fault+0x34/0x40
[ 2007.405083] ? ipv6_sock_mc_close+0x20/0x50
[ 2007.405695] inet6_release+0x1b/0x40
[ 2007.406244] __sock_release+0x37/0xa0
[ 2007.406782] sock_close+0x11/0x20
[ 2007.407280] __fput+0xab/0x230
[ 2007.407733] task_work_run+0x89/0xb0
[ 2007.408269] exit_to_usermode_loop+0xb2/0xc0
[ 2007.408895] do_int80_syscall_32+0x101/0x120
[ 2007.409538] entry_INT80_compat+0x9f/0xb0
[ 2007.410146] Modules linked in: rte_kni(O) igb_uio(O) ucad_shim_fifo(O)
be2net ice iavf i40e ixgbevf enic ixgbe mdio mlx5_core mlxfw rdma_ucm rdma_cm
ib_uverbs iw_cm ib_cm ib_core e1000e e1000 vmxnet3 vhost_net vhost virtio_net
net_failover failover virtio_scsi virtio_blk vmw_pvscsi ahci libahci ata_piix
mptsas mptspi mptscsih mptbase uhci_hcd ehci_hcd
[ 2007.414654] CR2: 0000000000000058
[ 2007.415149] ---[ end trace 22c2946fdda8eee2 ]---
[ 2007.415837] RIP: 0010:ipv6_sock_mc_close+0x20/0x50
[ 2007.416554] Code: ff ff ff 0f 1f 80 00 00 00 00 0f 1f 44 00 00 0f b6 4f 12
b8 01 00 00 00 31 d2 d3 e0 a9 bf ef ff ff 74 07 48 8b 97 d8 02 00 00 <48> 8b 42
58 48 85 c0 75 01 c3 53 48 89 fb e8 7d 56 f0 ff 48 89 df
[ 2007.419282] RSP: 0000:ffffbe96c7d3be60 EFLAGS: 00210202
[ 2007.420048] RAX: 0000000000000001 RBX: ffffa43569665bc0 RCX:
0000000000000000
[ 2007.421097] RDX: 0000000000000000 RSI: ffffa43569665c40 RDI:
ffffa4353a451300
[ 2007.422141] RBP: ffffa4353a451300 R08: 0000000000000000 R09:
0000000000000000
[ 2007.423186] R10: 0000000000000000 R11: 0000000000000008 R12:
0000000000000000
[ 2007.424220] R13: ffffa43569665c40 R14: ffffa4287a2f6920 R15:
ffffa43569663540
[ 2007.425260] FS: 0000000000000000(0000) GS:ffffa4387f8c0000(0063)
knlGS:00000000f6d47700
[ 2007.426458] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 2007.427296] CR2: 0000000000000058 CR3: 0000001db8876003 CR4:
0000000000760ee0
[ 2007.428343] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2007.429388] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 2007.430421] PKRU: 55555554
[ 2007.433117] BUG: kernel NULL pointer dereference, address: 0000000000000058
[ 2007.434167] #PF: supervisor read access in kernel mode
[ 2007.434925] #PF: error_code(0x0000) - not-present page
[ 2007.435679] PGD 0 P4D 0
[ 2007.436064] Oops: 0000 [#2] PREEMPT SMP PTI
[ 2007.436694] CPU: 29 PID: 6861 Comm: dhmgr Tainted: G D W O
5.4.286-x86-64 #1
[ 2007.438019] Hardware name: Red Hat OpenStack Compute, BIOS
1.13.0-2.module+el8.2.1+7284+aa32a2c4 04/01/2014
[ 2007.439432] RIP: 0010:ipv6_sock_mc_close+0x20/0x50
[ 2007.440147] Code: ff ff ff 0f 1f 80 00 00 00 00 0f 1f 44 00 00 0f b6 4f 12
b8 01 00 00 00 31 d2 d3 e0 a9 bf ef ff ff 74 07 48 8b 97 d8 02 00 00 <48> 8b 42
58 48 85 c0 75 01 c3 53 48 89 fb e8 7d 56 f0 ff 48 89 df
[ 2007.442865] RSP: 0000:ffffbe96c7d3be20 EFLAGS: 00210202
[ 2007.443653] RAX: 0000000000000001 RBX: ffffa43569665900 RCX:
0000000000000000
[ 2007.444702] RDX: 0000000000000000 RSI: ffffa43569665980 RDI:
ffffa4353a4509c0
[ 2007.445753] RBP: ffffa4353a4509c0 R08: 0000000000000000 R09:
0000000000000000
[ 2007.446803] R10: 0000000000000000 R11: 0000000000000008 R12:
0000000000000000
[ 2007.447848] R13: ffffa43569665980 R14: ffffa4287a2f6920 R15:
ffffa435696633c0
[ 2007.448894] FS: 0000000000000000(0000) GS:ffffa4387f8c0000(0000)
knlGS:0000000000000000
[ 2007.450082] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 2007.450924] CR2: 0000000000000058 CR3: 0000000ffe20a001 CR4:
0000000000760ee0
[ 2007.451969] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2007.453010] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 2007.454061] PKRU: 55555554
[ 2007.454461] Call Trace:
[ 2007.454840] ? __die+0x86/0xc8
[ 2007.455303] ? no_context.isra.26+0x148/0x2d0
[ 2007.455947] ? async_page_fault+0x34/0x40
[ 2007.456539] ? ipv6_sock_mc_close+0x20/0x50
[ 2007.457174] inet6_release+0x1b/0x40
[ 2007.457701] __sock_release+0x37/0xa0
[ 2007.458261] sock_close+0x11/0x20
[ 2007.458755] __fput+0xab/0x230
[ 2007.459223] task_work_run+0x89/0xb0
[ 2007.459755] do_exit+0x32a/0xaf0
[ 2007.460248] make_task_dead+0x2b/0x40
[ 2007.460787] rewind_stack_and_make_dead+0x17/0x20
[ 2007.461498] RIP: 0023:0xf7ef1062
[ 2007.461978] Code: Bad RIP value.
[ 2007.462460] RSP: 002b:00000000ff910378 EFLAGS: 00200246 ORIG_RAX:
0000000000000006
[ 2007.463571] RAX: 0000000000000000 RBX: 0000000000000091 RCX:
0000000000000091
[ 2007.464607] RDX: 0000000011cbdff4 RSI: 0000000000000091 RDI:
00000000f594c870
[ 2007.465639] RBP: 00000000ff9107a8 R08: 0000000000000000 R09:
0000000000000000
[ 2007.466694] R10: 0000000000000000 R11: 0000000000000000 R12:
0000000000000000
[ 2007.467741] R13: 0000000000000000 R14: 0000000000000000 R15:
0000000000000000
[ 2007.468775] Modules linked in: rte_kni(O) igb_uio(O) ucad_shim_fifo(O)
be2net ice iavf i40e ixgbevf enic ixgbe mdio mlx5_core mlxfw rdma_ucm rdma_cm
ib_uverbs iw_cm ib_cm ib_core e1000e e1000 vmxnet3 vhost_net vhost virtio_net
net_failover failover virtio_scsi virtio_blk vmw_pvscsi ahci libahci ata_piix
mptsas mptspi mptscsih mptbase uhci_hcd ehci_hcd
[ 2007.473295] CR2: 0000000000000058
[ 2007.473787] ---[ end trace 22c2946fdda8eee3 ]---
[ 2007.474478] RIP: 0010:ipv6_sock_mc_close+0x20/0x50
[ 2007.475191] Code: ff ff ff 0f 1f 80 00 00 00 00 0f 1f 44 00 00 0f b6 4f 12
b8 01 00 00 00 31 d2 d3 e0 a9 bf ef ff ff 74 07 48 8b 97 d8 02 00 00 <48> 8b 42
58 48 85 c0 75 01 c3 53 48 89 fb e8 7d 56 f0 ff 48 89 df
[ 2007.477911] RSP: 0000:ffffbe96c7d3be60 EFLAGS: 00210202
[ 2007.478674] RAX: 0000000000000001 RBX: ffffa43569665bc0 RCX:
0000000000000000
[ 2007.479724] RDX: 0000000000000000 RSI: ffffa43569665c40 RDI:
ffffa4353a451300
[ 2007.480767] RBP: ffffa4353a451300 R08: 0000000000000000 R09:
0000000000000000
[ 2007.481819] R10: 0000000000000000 R11: 0000000000000008 R12:
0000000000000000
[ 2007.482874] R13: ffffa43569665c40 R14: ffffa4287a2f6920 R15:
ffffa43569663540
[ 2007.483925] FS: 0000000000000000(0000) GS:ffffa4387f8c0000(0000)
knlGS:0000000000000000
[ 2007.485107] CS: 0010 DS: 002b ES: 002b CR0: 0000000080050033
[ 2007.485957] CR2: 00000000f7ef1038 CR3: 0000000ffe20a001 CR4:
0000000000760ee0
[ 2007.487011] DR0: 0000000000000000 DR1: 0000000000000000 DR2:
0000000000000000
[ 2007.488063] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7:
0000000000000400
[ 2007.489116] PKRU: 55555554
[ 2007.489528] Fixing recursive fault but reboot is needed!
Thanks
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* [DPDK/core Bug 1722] Kernel crash with WARNING: CPU: 17 PID: 4510 at lib/refcount.c:28 refcount_warn_saturate+0xd8/0xe0
2025-06-11 8:25 [DPDK/core Bug 1722] Kernel crash with WARNING: CPU: 17 PID: 4510 at lib/refcount.c:28 refcount_warn_saturate+0xd8/0xe0 bugzilla
@ 2025-06-11 11:01 ` bugzilla
0 siblings, 0 replies; 2+ messages in thread
From: bugzilla @ 2025-06-11 11:01 UTC (permalink / raw)
To: dev
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https://bugs.dpdk.org/show_bug.cgi?id=1722
Kevin Traynor (ktraynor@redhat.com) changed:
What |Removed |Added
----------------------------------------------------------------------------
Resolution|--- |WONTFIX
Status|UNCONFIRMED |RESOLVED
--- Comment #2 from Kevin Traynor (ktraynor@redhat.com) ---
Marking as wontfix as 20.11 is EoL and not clear if issue is kni or kernel.
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You are receiving this mail because:
You are the assignee for the bug.
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2025-06-11 8:25 [DPDK/core Bug 1722] Kernel crash with WARNING: CPU: 17 PID: 4510 at lib/refcount.c:28 refcount_warn_saturate+0xd8/0xe0 bugzilla
2025-06-11 11:01 ` bugzilla
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