Date: Tue, 7 Feb 2012 11:15:57 +0000 From: Anton Shterenlikht <mexas@bristol.ac.uk> To: freebsd-ia64@freebsd.org Subject: Re: fatal kernel trap Message-ID: <20120207111557.GA82299@mech-cluster241.men.bris.ac.uk> In-Reply-To: <20120207102305.GA81545@mech-cluster241.men.bris.ac.uk> References: <20120206142239.GA71689@mech-cluster241.men.bris.ac.uk> <20120206144444.GA71830@mech-cluster241.men.bris.ac.uk> <20120207094713.GA81250@mech-cluster241.men.bris.ac.uk> <20120207102305.GA81545@mech-cluster241.men.bris.ac.uk>
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On Tue, Feb 07, 2012 at 10:23:05AM +0000, Anton Shterenlikht wrote: > On Tue, Feb 07, 2012 at 09:47:13AM +0000, Anton Shterenlikht wrote: > > On Mon, Feb 06, 2012 at 02:44:44PM +0000, Anton Shterenlikht wrote: > > > > fatal kernel trap (cpu 1): > > > > > > > > trap vector = 0x14 (Page Not Present) > > > > cr.iip = 0x9ffc0000008cb960 > > > > cr.ipsr = 0x1010080a6018 (ac,mfl,ic,i,dt,dfh,rt,cpl=0,it,ri=0,bn) > > > > cr.isr = 0x400000000 (code=0,vector=0,r,ei=0) > > > > cr.ifa = 0x168 > > > > curthread = 0xe000000011a9f9e0 > > > > pid = 760, comm = dig > > > > > > > > [ thread pid 760 tid 100073 ] > > > > Stopped at cpu_set_upcall+0x190: [M0] ld8 r14=[r14] ;; > > > > db> > > > > db> show proc 760 > > > > Process 760 (dig) at 0xe000000011a9a8e0: > > > > state: NORMAL > > > > uid: 0 gids: 0 > > > > parent: pid 759 at 0xe000000011b64000 > > > > ABI: FreeBSD ELF64 > > > > arguments: dig > > > > threads: 1 > > > > 100073 Run CPU 1 dig > > > > db> > > > > db> thread 100073 > > > > [ thread pid 760 tid 100073 ] > > > > cpu_set_upcall+0x190: [M0] ld8 r14=[r14] ;; > > > > db> > > > > db> bt > > > > Tracing pid 760 tid 100073 td 0xe000000011a9f9e0 > > > > cpu_set_upcall(0xe000000011a9e8a0, 0xe000000011a9f9e0, 0xa0000000f87ab780, 0xa0000000f87ab550) at cpu_set_upcall+0x190 > > > > create_thread(0xe000000011a9f9e0, 0x0, 0x1209a7090, 0x120c04800, 0x7fffffffff9fe000, 0x200000, 0x12039c200, 0x120c04800) at create_thread+0x1c0 > > > > kern_thr_new(0xe000000011a9f9e0, 0xa0000000f872b330, 0x9ffc000000436360) at kern_thr_new+0x100 > > > > sys_thr_new(0xe000000011a9f9e0, 0xa0000000f872b4e8, 0x9ffc0000008c6bf0, 0x48d) at sys_thr_new+0xa0 > > > > syscall(0xe000000011a9a8e0, 0xa0000000f872b3a8, 0x120c0442c, 0xe000000011a9f9e0, 0x0, 0x0, 0x9ffc0000008c2ec0, 0x8) at syscall+0x550 > > > > epc_syscall_return() at epc_syscall_return > > > > db> > > > > This panic now happens very often: > > > > fatal kernel trap (cpu 0): > > > > trap vector = 0x14 (Page Not Present) > > cr.iip = 0x9ffc0000008cb960 > > cr.ipsr = 0x1010080a6018 (ac,mfl,ic,i,dt,dfh,rt,cpl=0,it,ri=0,bn) > > cr.isr = 0x400000000 (code=0,vector=0,r,ei=0) > > cr.ifa = 0x168 > > curthread = 0xe0000000114159e0 > > pid = 57093, comm = csup > > > > [ thread pid 57093 tid 100058 ] > > Stopped at cpu_set_upcall+0x190: [M0] ld8 r14=[r14] ;; > > db> > > db> show thread > > Thread 100058 at 0xe0000000114159e0: > > proc (pid 57093): 0xe00000001198ed50 > > name: csup > > stack: 0xa0000000ecd4e000-0xa0000000ecd55fff > > flags: 0x4 pflags: 0 > > state: RUNNING (CPU 0) > > priority: 126 > > container lock: sched lock 0 (0x9ffc000000ca6a00) > > db> > > db> show proc > > Process 57093 (csup) at 0xe00000001198ed50: > > state: NORMAL > > uid: 0 gids: 0, 5 > > parent: pid 57091 at 0xe000000011aac470 > > ABI: FreeBSD ELF64 > > arguments: /usr/bin/csup > > threads: 1 > > 100058 Run CPU 0 csup > > db> > > db> bt > > Tracing pid 57093 tid 100058 td 0xe0000000114159e0 > > cpu_set_upcall(0xe000000015e79590, 0xe0000000114159e0, 0xa0000000f89fb780, 0xa0000000f89fb550) at cpu_set_upcall+0x190 > > create_thread(0xe0000000114159e0, 0x0, 0x1200b3890, 0x120805800, 0x7fffffffff9fe000, 0x200000, 0x1200b6200, 0x120805800) at create_thread+0x1c0 > > kern_thr_new(0xe0000000114159e0, 0xa0000000ecd55330, 0x9ffc000000436360) at kern_thr_new+0x100 > > sys_thr_new(0xe0000000114159e0, 0xa0000000ecd554e8, 0x9ffc0000008c6bf0, 0x48d) at sys_thr_new+0xa0 > > syscall(0xe00000001198ed50, 0xa0000000ecd553a8, 0x12080442c, 0xe0000000114159e0, 0x0, 0x0, 0x9ffc0000008c2ec0, 0x8) at syscall+0x550 > > epc_syscall_return() at epc_syscall_return > > db> > > and again: > > fatal kernel trap (cpu 0): > > trap vector = 0x14 (Page Not Present) > cr.iip = 0x9ffc0000008d1960 > cr.ipsr = 0x1010080a6018 (ac,mfl,ic,i,dt,dfh,rt,cpl=0,it,ri=0,bn) > cr.isr = 0x400000000 (code=0,vector=0,r,ei=0) > cr.ifa = 0x168 > curthread = 0xe000000011ed88a0 > pid = 1002, comm = csup > > [ thread pid 1002 tid 100104 ] > Stopped at cpu_set_upcall+0x190: [M0] ld8 r14=[r14] ;; > db> show thread > Thread 100104 at 0xe000000011ed88a0: > proc (pid 1002): 0xe000000011b70470 > name: csup > stack: 0xa0000000f881c000-0xa0000000f8823fff > flags: 0x4 pflags: 0 > state: RUNNING (CPU 0) > priority: 121 > container lock: sched lock 0 (0x9ffc000000cb6b80) > db> show proc > Process 1002 (csup) at 0xe000000011b70470: > state: NORMAL > uid: 0 gids: 0, 5 > parent: pid 998 at 0xe000000011fc8470 > ABI: FreeBSD ELF64 > arguments: csup > threads: 1 > 100104 Run CPU 0 csup > db> bt > Tracing pid 1002 tid 100104 td 0xe000000011ed88a0 > cpu_set_upcall(0xe000000011b8a000, 0xe000000011ed88a0, 0xa0000000f889b780, 0xa0000000f889b550) at cpu_set_upcall+0x190 > create_thread(0xe000000011ed88a0, 0x0, 0x1200b3890, 0x120805800, 0x7fffffffff9fe000, 0x200000, 0x1200b6200, 0x120805800) at create_thread+0x1c0 > kern_thr_new(0xe000000011ed88a0, 0xa0000000f8823330, 0x9ffc0000004363d0) at kern_thr_new+0x100 > sys_thr_new(0xe000000011ed88a0, 0xa0000000f88234e8, 0x9ffc0000008ccbf0, 0x48d) at sys_thr_new+0xa0 > syscall(0xe000000011b70470, 0xa0000000f88233a8, 0x12080442c, 0xe000000011ed88a0, 0x0, 0x0, 0x9ffc0000008c80a0, 0x8) at syscall+0x550 > epc_syscall_return() at epc_syscall_return > db> Now it's ruby: fatal kernel trap (cpu 1): trap vector = 0x14 (Page Not Present) cr.iip = 0x9ffc0000008d1960 cr.ipsr = 0x1010080a6018 (ac,mfl,ic,i,dt,dfh,rt,cpl=0,it,ri=0,bn) cr.isr = 0x400000000 (code=0,vector=0,r,ei=0) cr.ifa = 0x168 curthread = 0xe000000012122000 pid = 3832, comm = ruby [ thread pid 3832 tid 100130 ] Stopped at cpu_set_upcall+0x190: [M0] ld8 r14=[r14] ;; db> show thread Thread 100130 at 0xe000000012122000: proc (pid 3832): 0xe000000012112d50 name: ruby stack: 0xa0000000f88ec000-0xa0000000f88f3fff flags: 0x10004 pflags: 0 state: RUNNING (CPU 1) priority: 182 container lock: sched lock 1 (0x9ffc000000cb7800) db> show proc Process 3832 (ruby) at 0xe000000012112d50: state: NORMAL uid: 0 gids: 0, 5 parent: pid 2574 at 0xe000000011c78470 ABI: FreeBSD ELF64 arguments: /usr/local/bin/ruby threads: 1 100130 Run CPU 1 ruby db> bt Tracing pid 3832 tid 100130 td 0xe000000012122000 cpu_set_upcall(0xe000000012120cf0, 0xe000000012122000, 0xa0000000f8913780, 0xa0000000f8913550) at cpu_set_upcall+0x190 create_thread(0xe000000012122000, 0x0, 0x14064bac0, 0x140804800, 0x7ffffffff3bfe000, 0xc000000, 0x14008c200, 0x140804800) at create_thread+0x1c0 kern_thr_new(0xe000000012122000, 0xa0000000f88f3330, 0x9ffc0000004363d0) at kern_thr_new+0x100 sys_thr_new(0xe000000012122000, 0xa0000000f88f34e8, 0x9ffc0000008ccbf0, 0x48d) at sys_thr_new+0xa0 syscall(0xe000000012112d50, 0xa0000000f88f33a8, 0x14080442c, 0xe000000012122000, 0x0, 0x0, 0x9ffc0000008c80a0, 0x8) at syscall+0x550 epc_syscall_return() at epc_syscall_return db> -- Anton Shterenlikht Room 2.6, Queen's Building Mech Eng Dept Bristol University University Walk, Bristol BS8 1TR, UK Tel: +44 (0)117 331 5944 Fax: +44 (0)117 929 4423
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