From: bugzilla-daemon@bugzilla.kernel.org
To: linuxppc-dev@lists.ozlabs.org
Subject: [Bug 209029] New: kernel 5.9-rc2 fails to boot on a PowerMac G5 11, 2 - BUG: Kernel NULL pointer dereference on read at 0x00000020
Date: Mon, 24 Aug 2020 22:49:47 +0000 [thread overview]
Message-ID: <bug-209029-206035@https.bugzilla.kernel.org/> (raw)
https://bugzilla.kernel.org/show_bug.cgi?id=209029
Bug ID: 209029
Summary: kernel 5.9-rc2 fails to boot on a PowerMac G5 11,2 -
BUG: Kernel NULL pointer dereference on read at
0x00000020
Product: Platform Specific/Hardware
Version: 2.5
Kernel Version: 5.9-rc2
Hardware: PPC-64
OS: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: PPC-64
Assignee: platform_ppc-64@kernel-bugs.osdl.org
Reporter: erhard_f@mailbox.org
Regression: No
Created attachment 292153
--> https://bugzilla.kernel.org/attachment.cgi?id=292153&action=edit
kernel .config (kernel 5.9-rc2, PowerMac G5 11,2)
Transcribed the stacktrace from a screenshot with my camera:
[...]
REGS: c00000047d0d7850 TRAP: 0700 Tainted: G W
(5.9.0-rc2-PowerMacG5)
MSR: 9000000000029032 <SF,HV,EE,ME,IR,DR,RI> CR: 44000448 XER: 200fffff
IRQMASK: 0
GPR00: c000000000af853c c00000047d0d7ae0 c000000000d17300 0000000000000001
GPR04: 00001ccccf255000 c00000047b5c92a8 0000000000000001 0000000000000000
GPR08: c000000000000000 0000000000000001 3fffffffffffffff 4000000000000000
GPR12: 0000000024000448 c00000000ffffc80 c00000000000fd78 0000000000000000
GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
GPR20: 0000000000c3e000 c000000000c3e307 c000000000d83b90 c000300000030f80
GPR24: c000000000d83c28 0000000000000c00 c00000047b5c74b0 8000000000000105
GPR28: ee1fffffffffffbf c00000047d64f800 00001ccccf255000 00001ccccf255000
NIP [c000000000af8568] .debug_um_pgtable+0x884/0xa20
LR [c000000000af853c] .debug_vm_pgtable+0x858/0xa20
Call Trace:
[c00000047d0d7ae0] [c000000000af853c] .debug_vm_pgtable++0x858/0xa20
(unreliable)
[c00000047d0d7be0] [c00000000000f62c] .do_one_initcall+0x60/0x344
[c00000047d0d7cc0] [c000000000ad8d64] .kerne]_init_freeable+0x3c0/0x3f4
[c00000047d0d7db0] [c00000000000fd88] .kernel_init+0x10/0x130
[c00000047d0d7e20] [c00000000000b9d8] .ret_from_kerne!_thread+0x58/0x60
Instruction dump:
4b53b145 60000000 e8df0000 7f863278 3f80ee1f 639cffff 7b9c07c6 679cffff
639cffbf 7cc6e038 3146ffff 7cca3110 <0b060000> 39000000 38e00000 38c0ffff
irg event stamp: 369
hardirgs last enabled at (369): [<c0000000000cd624>]
.console_unlock+0x650/0x664
hardirgs last disabled at (366): [<c0000000000cd144>]
.console_unlock+0x170/0x664
softirgs last enabled at (0): [<c00000000005ff38>] .copy_process+0x69c/0x1510
softirgs last disabled at (0): [<0000000000000000>] 0x0
---[ end trace 0561544ca9dc6c57 ]---
BUG: Kernel NULL pointer dereference on read at 0x00000020
ata2: SATA link up 1.5 Gbps (SStatus 113 SControl 300)
Faulting instruction address: 0xc000000000033924
Oops: Kernel access of bad area, sig: 11 [#1]
BE PAGE_SIZE=4K MMU=Hash SMP NR_CPUS=4 NUMA PowerMac
Modules linked in:
CPU: 1 PID: 1 Comm: swapper/0 Tainted: G W 5.9.0-rc2-PowerMacG5
#2
NIP: c000000000033924 LR: c0000000000338e4 CTR: 0000000000000000
REGS: c00000047d0d77a0 TRAP: 0380 Tainted: G W
(5.9.0-rc2-PowerMacG5)
MSR: 9000000000009032 <SF,HV,EE,ME,IR,DR,RI> CR: 44000448 XER: 200fffff
IRQMASK: 0
GPR00: c0000000000338e4 c00000047d0d7a30 c000000000d17300 c00000047d0d7aa8
GPR04: 8000000000c3e387 0000000000000001 8000000000c3e387 0000000000000001
GPR08: c000000000000000 0000000000000000 c000000000d83d48 0000000000000000
GPR12: 0000000024000448 c00000000ffffc80 c00000000000fd78 0000000000000000
GPR16: 0000000000000000 0000000000000000 0000000000000000 0000000000000000
GPR20: 0000000000c3e000 c000000000c3e307 c000000000d83b90 c000300000030f80
GPR24: c000000000d83c28 0000000000000c00 c00000047b5c74b0 8000000000000105
GPR28: c00000047b5c74b0 0000000000000001 8000000000c3e387 c00000047b5c92a8
NIP [c000000000033924] .huge_ptep_set_access_flags+0x70/0x114
LR [c0000000000338e4] .huge_ptep_set_access_flags+0x30/0x114
Call Trace:
[c00000047d0d7a30] [c0000000000338e4] .huge_ptep_set_access_flags+0x30/0x114
(unreliable)
[c00000047d0d7ae0] [c000000000af86b4] .debug_vm_pgtable++0x9d0/0xa20
[c00000047d0d7be0] [c00000000000f62c] .do_one_initcall+0x60/0x344
[c00000047d0d7cc0] [c000000000ad8d64] .kerne]_init_freeable+0x3c0/0x3f4
[c00000047d0d7db0] [c00000000000fd88] .kernel_init+0x10/0x130
[c00000047d0d7e20] [c00000000000b9d8] .ret_from_kerne!_thread+0x58/0x60
Instruction dump:
794a07c6 654affff 7fc94a78 614affbf 7d295038 2c290000 33a9ffff 7fbd4910
4182008c e93c00a0 3d420007 394aca48 <e9290020> 810a0268 e9290028 e9290648
---[ end trace 0561544ca9dc6c58 ]---
note: swapper/0[1] exited with preempt_count 1
ata2.00: ATA-8: WDC WD5000BPKX-22HPJT0, 01.01A01, max UDMA/133
Kernel panic - not syncing: Attempted to kill init! exitcode=0x0000000b
ata2.00: 976773168 sectors, multi 0: LBA48 NCQ (depth 0/32)
Rebooting in 120 seconds..
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next reply other threads:[~2020-08-24 22:51 UTC|newest]
Thread overview: 7+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-24 22:49 bugzilla-daemon [this message]
2020-08-24 22:51 ` [Bug 209029] kernel 5.9-rc2 fails to boot on a PowerMac G5 11,2 - BUG: Kernel NULL pointer dereference on read at 0x00000020 bugzilla-daemon
2020-08-31 20:09 ` bugzilla-daemon
2020-09-01 5:04 ` bugzilla-daemon
2020-09-02 10:48 ` bugzilla-daemon
2020-09-07 6:18 ` bugzilla-daemon
2020-11-21 22:06 ` bugzilla-daemon
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