Date: Thu, 09 Apr 2026 20:56:58 +0000 From: bugzilla-noreply@freebsd.org To: bugs@FreeBSD.org Subject: [Bug 294369] powerpc64: panic in zfs_write() during buildworld Message-ID: <bug-294369-227@https.bugs.freebsd.org/bugzilla/>
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https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=294369 Bug ID: 294369 Summary: powerpc64: panic in zfs_write() during buildworld Product: Base System Version: 16.0-CURRENT Hardware: powerpc OS: Any Status: New Severity: Affects Only Me Priority: --- Component: kern Assignee: bugs@FreeBSD.org Reporter: ivy@FreeBSD.org using: FreeBSD 16.0-CURRENT #0 main-n284768-e6eba5076929: Mon Mar 30 16:07:28 UTC 2026 root@releng3.nyi.freebsd.org:/usr/obj/usr/src/powerpc.powerpc64/sys/GENERIC64 as a VM on Linux KVM (QEMU 10.1.3). the following panic occurs consistently during buildworld: --- all_subdir_rescue --- crunchide -k _crunched_cat_stub cat.lo fatal kernel trap: exception = 0x700 (program) srr0 = 0xc000000005a7c580 (0x5a7c580) srr1 = 0x8000000000089032 current msr = 0x8000000000009032 lr = 0xc0080000817b026c (0x80000817b026c) frame = 0xc008000083f7a6d0 curthread = 0xc00800006ef95280 pid = 23624, comm = crunchide panic: program trap cpuid = 3 time = 1775767925 KDB: stack backtrace: 0xc008000083f7a400: at vpanic+0x1b0 0xc008000083f7a4b0: at panic+0x44 0xc008000083f7a4e0: at trap+0x300 0xc008000083f7a610: at powerpc_interrupt+0x1cc 0xc008000083f7a6a0: kernel PGM trap by 0xc000000005a7c580: srr1=0x8000000000089032 r1=0xc008000083f7a950 cr=0x44220002 xer=0x20040000 ctr=0xc000000005a7c580 r2=0xc008000081b2f3b0 frame=0xc008000083f7a6d0 0xc008000083f7a950: at update_pages+0x23c 0xc008000083f7aa90: at zfs_write+0xa78 0xc008000083f7adb0: at zfs_freebsd_write+0x84 0xc008000083f7ae00: at VOP_WRITE_APV+0x100 0xc008000083f7af70: at vn_write+0x3cc 0xc008000083f7b060: at vn_io_fault_doio+0x78 0xc008000083f7b110: at vn_io_fault1+0x1b8 0xc008000083f7b2c0: at vn_io_fault+0x1ac 0xc008000083f7b3a0: at dofilewrite+0xa8 0xc008000083f7b400: at kern_writev+0x6c 0xc008000083f7b490: at sys_write+0xdc 0xc008000083f7b500: at syscall+0x1c0 0xc008000083f7b610: at trap+0x5f4 0xc008000083f7b740: at powerpc_interrupt+0x1cc 0xc008000083f7b7d0: user SC trap by 0x801492ae0: srr1=0x800000000280f932 r1=0xfffffbfffca80 cr=0x24242824 xer=0 ctr=0x801492ad0 r2=0x8014aade0 frame=0xc008000083f7b800 KDB: enter: panic [ thread pid 23624 tid 101175 ] Stopped at kdb_enter+0x70: ori r0, r0, 0x0 db> unfortunately i can't get a core since dump doesn't work: db> dump Dumping 568 out of 8148 MB:KDB: reentering KDB: stack backtrace: 0xc00000000175ccf0: at kdb_reenter+0x6c 0xc00000000175cd60: at trap+0x7c 0xc00000000175ce90: at powerpc_interrupt+0x1cc 0xc00000000175cf20: kernel DSI write trap @ 0 by vtblk_dump+0xe4: srr1=0x8000000000001032 r1=0xc00000000175d1d0 cr=0x44449244 xer=0 ctr=0xc0000000006d0488 r2=0xc0000000018c3000 sr=0x42000000 frame=0xc00000000175cf50 0xc00000000175d1d0: at vtblk_dump+0x88 0xc00000000175d3f0: at dump_write+0x104 0xc00000000175d460: at _dump_append+0x160 0xc00000000175d4e0: at blk_write+0x1ac 0xc00000000175d5a0: at cpu_minidumpsys+0x5f0 0xc00000000175d7c0: at dumpsys_generic+0xc4 0xc00000000175d930: at doadump+0xd4 0xc00000000175d970: at db_dump+0x60 0xc00000000175d9e0: at db_command+0x370 -- You are receiving this mail because: You are the assignee for the bug.home | help
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