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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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c0b0984426
When reboot the system again and again, may cause a memory overwrite. [ 15.638922] systemd[1]: Reached target Swap. [ 15.667561] tun: Universal TUN/TAP device driver, 1.6 [ 15.676756] Bridge firewalling registered [ 17.344135] Unable to handle kernel paging request at virtual address 0000000200000040 [ 17.352179] Mem abort info: [ 17.355007] ESR = 0x96000004 [ 17.358105] Exception class = DABT (current EL), IL = 32 bits [ 17.364112] SET = 0, FnV = 0 [ 17.367209] EA = 0, S1PTW = 0 [ 17.370393] Data abort info: [ 17.373315] ISV = 0, ISS = 0x00000004 [ 17.377206] CM = 0, WnR = 0 [ 17.380214] user pgtable: 4k pages, 48-bit VAs, pgdp = (____ptrval____) [ 17.386926] [0000000200000040] pgd=0000000000000000 [ 17.391878] Internal error: Oops: 96000004 [#1] SMP [ 17.396824] CPU: 23 PID: 95 Comm: kworker/u130:0 Tainted: G E 4.19.25-1.2.78.aarch64 #1 [ 17.414175] Hardware name: Huawei TaiShan 2280 /BC11SPCD, BIOS 1.54 08/16/2018 [ 17.425615] Workqueue: events_unbound async_run_entry_fn [ 17.435151] pstate: 00000005 (nzcv daif -PAN -UAO) [ 17.444139] pc : __mutex_lock.isra.1+0x74/0x540 [ 17.453002] lr : __mutex_lock.isra.1+0x3c/0x540 [ 17.461701] sp : ffff000100d9bb60 [ 17.469146] x29: ffff000100d9bb60 x28: 0000000000000000 [ 17.478547] x27: 0000000000000000 x26: ffff802fb8945000 [ 17.488063] x25: 0000000000000000 x24: ffff802fa32081a8 [ 17.497381] x23: 0000000000000002 x22: ffff801fa2b15220 [ 17.506701] x21: ffff000009809000 x20: ffff802fa23a0888 [ 17.515980] x19: ffff801fa2b15220 x18: 0000000000000000 [ 17.525272] x17: 0000000200000000 x16: 0000000200000000 [ 17.534511] x15: 0000000000000000 x14: 0000000000000000 [ 17.543652] x13: ffff000008d95db8 x12: 000000000000000d [ 17.552780] x11: ffff000008d95d90 x10: 0000000000000b00 [ 17.561819] x9 : ffff000100d9bb90 x8 : ffff802fb89d6560 [ 17.570829] x7 : 0000000000000004 x6 : 00000004a1801d05 [ 17.579839] x5 : 0000000000000000 x4 : 0000000000000000 [ 17.588852] x3 : ffff802fb89d5a00 x2 : 0000000000000000 [ 17.597734] x1 : 0000000200000000 x0 : 0000000200000000 [ 17.606631] Process kworker/u130:0 (pid: 95, stack limit = 0x(____ptrval____)) [ 17.617438] Call trace: [ 17.623349] __mutex_lock.isra.1+0x74/0x540 [ 17.630927] __mutex_lock_slowpath+0x24/0x30 [ 17.638602] mutex_lock+0x50/0x60 [ 17.645295] drain_workqueue+0x34/0x198 [ 17.652623] __sas_drain_work+0x7c/0x168 [ 17.659903] sas_drain_work+0x60/0x68 [ 17.666947] hisi_sas_scan_finished+0x30/0x40 [hisi_sas_main] [ 17.676129] do_scsi_scan_host+0x70/0xb0 [ 17.683534] do_scan_async+0x20/0x228 [ 17.690586] async_run_entry_fn+0x4c/0x1d0 [ 17.697997] process_one_work+0x1b4/0x3f8 [ 17.705296] worker_thread+0x54/0x470 Every time the call trace is not the same, but the overwrite address is always the same: Unable to handle kernel paging request at virtual address 0000000200000040 The root cause is, when write the reg XGMAC_MAC_TX_LF_RF_CONTROL_REG, didn't use the io_base offset. Signed-off-by: Yonglong Liu <liuyonglong@huawei.com> Signed-off-by: David S. Miller <davem@davemloft.net> |
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| .. | ||
| 3com | ||
| 8390 | ||
| adaptec | ||
| aeroflex | ||
| agere | ||
| alacritech | ||
| allwinner | ||
| alteon | ||
| altera | ||
| amazon | ||
| amd | ||
| apm | ||
| apple | ||
| aquantia | ||
| arc | ||
| atheros | ||
| aurora | ||
| broadcom | ||
| brocade | ||
| cadence | ||
| calxeda | ||
| cavium | ||
| chelsio | ||
| cirrus | ||
| cisco | ||
| cortina | ||
| davicom | ||
| dec | ||
| dlink | ||
| emulex | ||
| ezchip | ||
| faraday | ||
| freescale | ||
| fujitsu | ||
| hisilicon | ||
| hp | ||
| huawei | ||
| i825xx | ||
| ibm | ||
| intel | ||
| marvell | ||
| mediatek | ||
| mellanox | ||
| micrel | ||
| microchip | ||
| moxa | ||
| mscc | ||
| myricom | ||
| natsemi | ||
| neterion | ||
| netronome | ||
| ni | ||
| nuvoton | ||
| nvidia | ||
| nxp | ||
| oki-semi | ||
| packetengines | ||
| pasemi | ||
| qlogic | ||
| qualcomm | ||
| rdc | ||
| realtek | ||
| renesas | ||
| rocker | ||
| samsung | ||
| seeq | ||
| sfc | ||
| sgi | ||
| silan | ||
| sis | ||
| smsc | ||
| socionext | ||
| stmicro | ||
| sun | ||
| synopsys | ||
| tehuti | ||
| ti | ||
| toshiba | ||
| tundra | ||
| via | ||
| wiznet | ||
| xilinx | ||
| xircom | ||
| xscale | ||
| dnet.c | ||
| dnet.h | ||
| ec_bhf.c | ||
| ethoc.c | ||
| fealnx.c | ||
| jme.c | ||
| jme.h | ||
| Kconfig | ||
| korina.c | ||
| lantiq_etop.c | ||
| lantiq_xrx200.c | ||
| Makefile | ||
| netx-eth.c | ||