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bh=k6tewi5KG1Q58zXPDRG3j6NbifayUeaehfntVmqv7jI=; h=From:To:Subject:Date:From; b=NgnZibW7fFh81ZUvY8pp7JBlndN9O9klxR8D8cVxDwMZdWdSphP547s/H6rbDDj4f ncz6HwJAg+e9445AOrkUsfxGCZkFdI7elczS0dSgeqbOUyIikqRyA7K272Krq/R0dc Ce2PcxVq4ydw59F5HMzLGCYOgPurKRKvmNhRPpKc22CdwN+smhgfXqIQr0IRqvdWr9 SZoBF6c6gktSg0DLV8CZBNpB4q9Rrra5ZxwFU/yNjZUdmDb1jox+wjLpRj4pqDo1XC OENpVbsWdjqXZGfSAtqmSUgc/bdT3PlKOtRFjIVxLHyoVtom+XtIz0TVYYE0k16/J9 mOTlRD6QiBwBQ== Received: by aws-us-west-2-korg-bugzilla-1.web.codeaurora.org (Postfix, from userid 48) id 35E31C433E4; Sun, 20 Nov 2022 20:33:26 +0000 (UTC) From: bugzilla-daemon@kernel.org To: linuxppc-dev@lists.ozlabs.org Subject: [Bug 216713] New: BUG: Bad page map in process init pte:c0ab684c pmd:01182000 (on a PowerMac G4 DP) Date: Sun, 20 Nov 2022 20:33:25 +0000 X-Bugzilla-Reason: None X-Bugzilla-Type: new X-Bugzilla-Watch-Reason: AssignedTo platform_ppc-32@kernel-bugs.osdl.org X-Bugzilla-Product: Platform Specific/Hardware X-Bugzilla-Component: PPC-32 X-Bugzilla-Version: 2.5 X-Bugzilla-Keywords: X-Bugzilla-Severity: normal X-Bugzilla-Who: erhard_f@mailbox.org X-Bugzilla-Status: NEW X-Bugzilla-Resolution: X-Bugzilla-Priority: P1 X-Bugzilla-Assigned-To: platform_ppc-32@kernel-bugs.osdl.org X-Bugzilla-Flags: X-Bugzilla-Changed-Fields: bug_id short_desc product version cf_kernel_version rep_platform op_sys cf_tree bug_status bug_severity priority component assigned_to reporter cf_regression attachments.created Message-ID: Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Bugzilla-URL: https://bugzilla.kernel.org/ Auto-Submitted: auto-generated MIME-Version: 1.0 X-BeenThere: linuxppc-dev@lists.ozlabs.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Linux on PowerPC Developers Mail List List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: linuxppc-dev-bounces+linuxppc-dev=archiver.kernel.org@lists.ozlabs.org Sender: "Linuxppc-dev" https://bugzilla.kernel.org/show_bug.cgi?id=3D216713 Bug ID: 216713 Summary: BUG: Bad page map in process init pte:c0ab684c pmd:01182000 (on a PowerMac G4 DP) Product: Platform Specific/Hardware Version: 2.5 Kernel Version: 6.0.9 Hardware: PPC-32 OS: Linux Tree: Mainline Status: NEW Severity: normal Priority: P1 Component: PPC-32 Assignee: platform_ppc-32@kernel-bugs.osdl.org Reporter: erhard_f@mailbox.org Regression: No Created attachment 303243 --> https://bugzilla.kernel.org/attachment.cgi?id=3D303243&action=3Dedit kernel dmesg (6.0.9, PowerMac G4 DP) Getting this at boot sometimes, but not always (PowerMac G4 DP, kernel 6.0.= 9): [...] Freeing unused kernel image (initmem) memory: 1328K Checked W+X mappings: passed, no W+X pages found rodata_test: all tests were successful Run /sbin/init as init process _swap_info_get: Bad swap file entry 24c0ab68 BUG: Bad page map in process init pte:c0ab684c pmd:01182000 addr:a7891000 vm_flags:00000070 anon_vma:00000000 mapping:00000000 index:a7= 891 file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 0 PID: 1 Comm: init Tainted: G T 6.0.9-gentoo-PMacG4 #1 Call Trace: [f1025810] [c0629064] dump_stack_lvl+0x60/0xa4 (unreliable) [f1025830] [c0205054] print_bad_pte+0x1c8/0x254 [f1025870] [c02081d4] unmap_page_range+0x6a0/0x790 [f10258e0] [c0208794] unmap_vmas+0xf0/0x1d8 [f1025930] [c020f878] unmap_region+0xac/0x140 [f10259b0] [c02125c8] __do_munmap+0x1ec/0x540 [f10259f0] [c021425c] mmap_region+0x260/0x658 [f1025a50] [c0214924] do_mmap+0x2d0/0x530 [f1025a90] [c01ecab8] vm_mmap_pgoff+0x110/0x1a4 [f1025ae0] [c0211818] ksys_mmap_pgoff+0xa4/0x154 [f1025b10] [c0015b30] system_call_exception+0xc0/0x178 [f1025f30] [c001c1a8] ret_from_syscall+0x0/0x2c --- interrupt: c00 at 0xa7e2a9a8 NIP: a7e2a9a8 LR: a7e10758 CTR: a7e20650 REGS: f1025f40 TRAP: 0c00 Tainted: G T (6.0.9-gentoo-PMa= cG4) MSR: 0000d032 CR: 24482288 XER: 00000000 GPR00: 000000c0 afea4910 00000000 a7890000 00381edc 00000005 00000812 00000= 003=20 GPR08: 00000000 afea4dc0 afea5020 a7e20650 0a574b24 00000000 00000003 00000= 000=20 GPR16: 00000000 afea4b58 afea4940 a7e55018 a7e53f08 00381edc 004e26ff a7e51= 760=20 GPR24: 00000003 afea4b20 00000000 00000000 00000002 a7e51790 a7e54fe0 afea4= 9f0=20 NIP [a7e2a9a8] 0xa7e2a9a8 LR [a7e10758] 0xa7e10758 --- interrupt: c00 Disabling lock debugging due to kernel taint BUG: Bad page map in process init pte:c1182089 pmd:01182000 addr:a7892000 vm_flags:00000070 anon_vma:00000000 mapping:00000000 index:a7= 892 file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 1 PID: 1 Comm: init Tainted: G B T 6.0.9-gentoo-PMacG4 #1 Call Trace: [f1025800] [c0629064] dump_stack_lvl+0x60/0xa4 (unreliable) [f1025820] [c0205054] print_bad_pte+0x1c8/0x254 [f1025860] [c0206ee0] vm_normal_page+0x74/0x110 [f1025870] [c0207da0] unmap_page_range+0x26c/0x790 [f10258e0] [c0208794] unmap_vmas+0xf0/0x1d8 [f1025930] [c020f878] unmap_region+0xac/0x140 [f10259b0] [c02125c8] __do_munmap+0x1ec/0x540 [f10259f0] [c021425c] mmap_region+0x260/0x658 [f1025a50] [c0214924] do_mmap+0x2d0/0x530 [f1025a90] [c01ecab8] vm_mmap_pgoff+0x110/0x1a4 [f1025ae0] [c0211818] ksys_mmap_pgoff+0xa4/0x154 [f1025b10] [c0015b30] system_call_exception+0xc0/0x178 [f1025f30] [c001c1a8] ret_from_syscall+0x0/0x2c --- interrupt: c00 at 0xa7e2a9a8 NIP: a7e2a9a8 LR: a7e10758 CTR: a7e20650 REGS: f1025f40 TRAP: 0c00 Tainted: G B T (6.0.9-gentoo-PMa= cG4) MSR: 0000d032 CR: 24482288 XER: 00000000 GPR00: 000000c0 afea4910 00000000 a7890000 00381edc 00000005 00000812 00000= 003=20 GPR08: 00000000 afea4dc0 afea5020 a7e20650 0a574b24 00000000 00000003 00000= 000=20 GPR16: 00000000 afea4b58 afea4940 a7e55018 a7e53f08 00381edc 004e26ff a7e51= 760=20 GPR24: 00000003 afea4b20 00000000 00000000 00000002 a7e51790 a7e54fe0 afea4= 9f0=20 NIP [a7e2a9a8] 0xa7e2a9a8 LR [a7e10758] 0xa7e10758 --- interrupt: c00 BUG: Bad page map in process init pte:648a5747 pmd:01182000 page:(ptrval) refcount:0 mapcount:-1 mapping:00000000 index:0x1 pfn:0x648a5 flags: 0x80000002(referenced|zone=3D2) raw: 80000002 00000100 00000122 00000000 00000001 00000000 fffffffe 00000000 raw: 00000000 page dumped because: bad pte addr:a7896000 vm_flags:00000070 anon_vma:00000000 mapping:00000000 index:a7= 896 file:(null) fault:0x0 mmap:0x0 read_folio:0x0 CPU: 1 PID: 1 Comm: init Tainted: G B T 6.0.9-gentoo-PMacG4 #1 Call Trace: [f1025810] [c0629064] dump_stack_lvl+0x60/0xa4 (unreliable) [f1025830] [c0205054] print_bad_pte+0x1c8/0x254 [f1025870] [c0207fc8] unmap_page_range+0x494/0x790 [f10258e0] [c0208794] unmap_vmas+0xf0/0x1d8 [f1025930] [c020f878] unmap_region+0xac/0x140 [f10259b0] [c02125c8] __do_munmap+0x1ec/0x540 [f10259f0] [c021425c] mmap_region+0x260/0x658 [f1025a50] [c0214924] do_mmap+0x2d0/0x530 [f1025a90] [c01ecab8] vm_mmap_pgoff+0x110/0x1a4 [f1025ae0] [c0211818] ksys_mmap_pgoff+0xa4/0x154 [f1025b10] [c0015b30] system_call_exception+0xc0/0x178 [f1025f30] [c001c1a8] ret_from_syscall+0x0/0x2c --- interrupt: c00 at 0xa7e2a9a8 NIP: a7e2a9a8 LR: a7e10758 CTR: a7e20650 REGS: f1025f40 TRAP: 0c00 Tainted: G B T (6.0.9-gentoo-PMa= cG4) MSR: 0000d032 CR: 24482288 XER: 00000000 GPR00: 000000c0 afea4910 00000000 a7890000 00381edc 00000005 00000812 00000= 003=20 GPR08: 00000000 afea4dc0 afea5020 a7e20650 0a574b24 00000000 00000003 00000= 000=20 GPR16: 00000000 afea4b58 afea4940 a7e55018 a7e53f08 00381edc 004e26ff a7e51= 760=20 GPR24: 00000003 afea4b20 00000000 00000000 00000002 a7e51790 a7e54fe0 afea4= 9f0=20 NIP [a7e2a9a8] 0xa7e2a9a8 LR [a7e10758] 0xa7e10758 --- interrupt: c00 _swap_info_get: Bad swap file entry 20c09b05 BUG: Bad page map in process init pte:c09b0540 pmd:01182000 [...] --=20 You may reply to this email to add a comment. 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