[DPDK/eventdev Bug 1909] bnxt: crash in bnxt_alloc_async_cp_ring

[bugzilla at dpdk.org]

http://bugs.dpdk.org/show_bug.cgi?id=1909

            Bug ID: 1909
           Summary: bnxt: crash in bnxt_alloc_async_cp_ring
           Product: DPDK
           Version: 26.03
          Hardware: All
                OS: All
            Status: UNCONFIRMED
          Severity: normal
          Priority: Normal
         Component: eventdev
          Assignee: dev at dpdk.org
          Reporter: oleksandrn at interfacemasters.com
  Target Milestone: ---

commit 7a1f9c782b50a1045a560782717fab20bc370877 (HEAD) net/bnxt: add
multi-doorbell support, causing crash in bnxt_alloc_async_cp_ring, on 57608.

dpdk-testpmd -l 0-5 -a 0000:04:00.1 -- -i


#0  bnxt_alloc_async_cp_ring (bp=0x17ffc9740) at
../drivers/net/bnxt/bnxt_ring.c:839
#1  0x00005555559e5cc1 in bnxt_alloc_mem (reconfig=<optimized out>,
bp=0x17ffc9740)
    at ../drivers/net/bnxt/bnxt_ethdev.c:429
#2  bnxt_init_resources (reconfig_dev=<optimized out>, bp=<optimized out>)
    at ../drivers/net/bnxt/bnxt_ethdev.c:5988
#3  bnxt_init_resources (bp=0x17ffc9740, reconfig_dev=<optimized out>)
    at ../drivers/net/bnxt/bnxt_ethdev.c:5929
#4  0x00005555559e64fa in bnxt_dev_init (eth_dev=0x555556736ac0
<rte_eth_devices>,
    params=0x16c640510) at ../drivers/net/bnxt/bnxt_ethdev.c:6727
#5  0x00005555558fc95d in rte_eth_dev_create
(device=device at entry=0x5555569e77b0,
    name=0x5555569e78b0 "0000:04:00.1",
priv_data_size=priv_data_size at entry=968,
    bus_specific_init=bus_specific_init at entry=0x5555559e2ab0
<eth_dev_pci_specific_init>,
    bus_init_params=bus_init_params at entry=0x5555569e77a0,
    ethdev_init=ethdev_init at entry=0x5555559e5f90 <bnxt_dev_init>,
init_params=0x0)
    at ../lib/ethdev/ethdev_driver.c:370
#6  0x00005555556eb51d in bnxt_pci_probe (pci_drv=<optimized out>,
pci_dev=0x5555569e77a0)
    at ../drivers/net/bnxt/bnxt_ethdev.c:7140
#7  0x00005555556b1cb0 in rte_pci_probe_one_driver (dr=dr at entry=0x555556108cc0
<bnxt_rte_pmd>,
    dev=dev at entry=0x5555569e77a0) at ../drivers/bus/pci/pci_common.c:299
#8  0x000055555597590c in pci_probe_all_drivers (dev=0x5555569e77a0)
    at ../drivers/bus/pci/pci_common.c:383
#9  pci_probe () at ../drivers/bus/pci/pci_common.c:410
#10 0x0000555555941963 in rte_bus_probe () at
../lib/eal/common/eal_common_bus.c:84
--Type <RET> for more, q to quit, c to continue without paging--
#11 0x00005555556ad01c in rte_eal_init (argc=argc at entry=20,
argv=argv at entry=0x7fffffffe3b8)
    at ../lib/eal/linux/eal.c:894
#12 0x0000555555846770 in main (argc=20, argv=0x7fffffffe3b8) at
../app/test-pmd/testpmd.c:4584

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