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Hermes SMTP Server) with ESMTPA ID 2d233d327b86a63c6059a736b2cac53b; Sat, 11 Oct 2025 01:46:56 +0000 (UTC) From: Mark Millard Content-Type: text/plain; charset=us-ascii Content-Transfer-Encoding: quoted-printable List-Id: Discussions about the use of FreeBSD-current List-Archive: https://lists.freebsd.org/archives/freebsd-current List-Help: List-Post: List-Subscribe: List-Unsubscribe: Sender: owner-freebsd-current@FreeBSD.org Mime-Version: 1.0 (Mac OS X Mail 16.0 \(3826.700.81\)) Subject: ampere1 arm64: "panic: Unhandled external data abort" backtrace has been reported Message-Id: <311A87C2-BE70-484A-B3E9-A0ACF72D5867@yahoo.com> Date: Fri, 10 Oct 2025 18:46:46 -0700 To: FreeBSD Current X-Mailer: Apple Mail (2.3826.700.81) References: <311A87C2-BE70-484A-B3E9-A0ACF72D5867.ref@yahoo.com> X-Spamd-Bar: --- X-Spamd-Result: default: False [-4.00 / 15.00]; NEURAL_HAM_LONG(-1.00)[-1.000]; NEURAL_HAM_MEDIUM(-1.00)[-1.000]; NEURAL_HAM_SHORT(-1.00)[-0.995]; DMARC_POLICY_ALLOW(-0.50)[yahoo.com,reject]; R_DKIM_ALLOW(-0.20)[yahoo.com:s=s2048]; R_SPF_ALLOW(-0.20)[+ptr:yahoo.com]; MIME_GOOD(-0.10)[text/plain]; RCVD_TLS_LAST(0.00)[]; TO_DN_ALL(0.00)[]; FREEMAIL_FROM(0.00)[yahoo.com]; DWL_DNSWL_NONE(0.00)[yahoo.com:dkim]; RCPT_COUNT_ONE(0.00)[1]; TO_MATCH_ENVRCPT_ALL(0.00)[]; MIME_TRACE(0.00)[0:+]; ARC_NA(0.00)[]; FROM_HAS_DN(0.00)[]; FREEMAIL_ENVFROM(0.00)[yahoo.com]; MLMMJ_DEST(0.00)[freebsd-current@freebsd.org]; RCVD_COUNT_TWO(0.00)[2]; FROM_EQ_ENVFROM(0.00)[]; DKIM_TRACE(0.00)[yahoo.com:+]; MID_RHS_MATCH_FROM(0.00)[]; RWL_MAILSPIKE_POSSIBLE(0.00)[98.137.65.31:from]; APPLE_MAILER_COMMON(0.00)[]; ASN(0.00)[asn:36647, ipnet:98.137.64.0/20, country:US]; RCVD_VIA_SMTP_AUTH(0.00)[]; RCVD_IN_DNSWL_NONE(0.00)[98.137.65.31:from] X-Rspamd-Queue-Id: 4ck6145FKdz3q4B https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D290138 has reported a backtrace from the ampere system (ampere1 aarch64 with armv7 support) that has been failing frequently since back in 2025-Apr. It builds aarch64 and armv7 quarterly port-packages. For reference: Oct 7 23:54:43 ampere1 syslogd: exiting on signal 15 x0: 0x00009c3a6e4d8740 x1: 0xffffa00c9d15b740 x2: 0x0000000000001000 x3: 0x00000000275f3303 x4: 0xd9010000008b0200 x5: 0x000029ef28030907 x6: 0x0000003c02000000 x7: 0x253bb8030907da01 x8: 0x00c7020000000000 x9: 0xe0030907da010000 x10: 0x02000000000029f2 x11: 0x0000000000000001 x12: 0x0000000000000002 x13: 0x0000000000000000 x14: 0x0000000000000001 x15: 0x0000000000000023 x16: 0xffff0000009d89c8 (pagezero_cache + 0x0) x17: 0x00000000000000fd x18: 0xffff0002ac43cd70 x19: 0xffff0002ac43cff8 x20: 0x0000000000001000 x21: 0x0000000000000000 x22: 0xffff0002ac43cdf8 x23: 0x0000000000001000 x24: 0xffff0002ac43cdf8 x25: 0x0000000000000000 x26: 0x0000000000000000 x27: 0xffff0002ac43cfe8 x28: 0xffffa00c9d15b000 x29: 0xffff0002ac43cd90 sp: 0xffff0002ac43cd70 lr: 0xffff0000009da9d8 (uiomove_fromphys + 0x15c) elr: 0xffff0000009aabf4 (by_blocks + 0x0) spsr: 0x0000000020000005 far: 0x00009c3a6e4d8750 esr: 0x0000000096000410 panic: Unhandled external data abort cpuid =3D 19 time =3D 1760125705 KDB: stack backtrace: db_trace_self() at db_trace_self db_trace_self_wrapper() at db_trace_self_wrapper+0x38 vpanic() at vpanic+0x1a0 panic() at panic+0x48 external_abort() at external_abort+0x154 handle_el1h_sync() at handle_el1h_sync+0x18 --- exception, esr 0x96000410 by_blocks() at by_blocks uiomove_object() at uiomove_object+0x1c4 tmpfs_write() at tmpfs_write+0xf0 VOP_WRITE_APV() at VOP_WRITE_APV+0x98 vn_rdwr() at vn_rdwr+0x2a4 vn_rdwr_inchunks() at vn_rdwr_inchunks+0xa4 core_vn_write() at core_vn_write+0x44 core_output() at core_output+0x124 elf64_coredump() at elf64_coredump+0x57c coredump_vnode() at coredump_vnode+0xa64 sigexit() at sigexit+0x2d8 postsig() at postsig+0x1d8 ast_sig() at ast_sig+0x1bc ast_handler() at ast_handler+0x8c ast() at ast+0x24 handle_el0_sync() at handle_el0_sync+0x64 --- exception, esr 0x92000410 KDB: enter: panic [ thread pid 64291 tid 507032 ] Stopped at kdb_enter+0x48: str xzr, [x19, #2048] db> bt Tracing pid 64291 tid 507032 td 0xffff00038dad3000 db_trace_self() at db_trace_self db_stack_trace() at db_stack_trace+0xf0 db_command() at db_command+0x2f4 db_command_loop() at db_command_loop+0x58 db_trap() at db_trap+0x100 kdb_trap() at kdb_trap+0x334 handle_el1h_sync() at handle_el1h_sync+0x18 --- exception, esr 0xf2000000 kdb_enter() at kdb_enter+0x48 vpanic() at vpanic+0x20c panic() at panic+0x48 external_abort() at external_abort+0x154 handle_el1h_sync() at handle_el1h_sync+0x18 --- exception, esr 0x96000410 by_blocks() at by_blocks uiomove_object() at uiomove_object+0x1c4 tmpfs_write() at tmpfs_write+0xf0 VOP_WRITE_APV() at VOP_WRITE_APV+0x98 vn_rdwr() at vn_rdwr+0x2a4 vn_rdwr_inchunks() at vn_rdwr_inchunks+0xa4 core_vn_write() at core_vn_write+0x44 core_output() at core_output+0x124 elf64_coredump() at elf64_coredump+0x57c coredump_vnode() at coredump_vnode+0xa64 sigexit() at sigexit+0x2d8 postsig() at postsig+0x1d8 ast_sig() at ast_sig+0x1bc ast_handler() at ast_handler+0x8c ast() at ast+0x24 handle_el0_sync() at handle_el0_sync+0x64 --- exception, esr 0x92000410 db> reboot =3D=3D=3D I provided some summary historical notes in: https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=3D290138 That includes: Detail related to the specific backtrace: . . . building for: FreeBSD 143arm64-quarterly-job-05 14.3-RELEASE-p4 FreeBSD = 14.3-RELEASE-p4 arm64 . . . Ports top last git commit: 24fedaeb4 . . . Host OSVERSION: 1600000 Jail OSVERSION: 1403000 . . . I'm not aware of any way to get the specific kernel source's git hash from the public logs. Mark Millard marklmi at yahoo.com