Messages in this thread | | | From | Kenneth Preslan <> | Subject | Re: 2.2.0-pre9 ugliness on udb/alpha | Date | Fri, 22 Jan 1999 22:04:30 -0600 (EST) |
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I get a similar error installing the Qlogic FC SCSI module on the Alpha. I first saw this in pre8. It looks like Alpha threads are broken somehow.
Ken
My ksymoops:
scsi_eh_1(387): Instruction fault 4 pc = [<fffffc00004573dc>] ra = [<fffffc000040c704>] ps = 0000 r0 = 0000000000000009 r1 = 0000000000000001 r2 = fffffc0007897df8 r3 = fffffc00060cbd88 r4 = ffffffffffffffff r5 = 000000000000000a r6 = fffffc0000444009 r7 = fffffc00060c8342 r8 = fffffc00060c8000 r16= fffffc00060cbd88 r17= 0000000000000001 r18= 0000000000000000 r19= 000000000000000a r20= fffffffffffffffb r21= 0000000000000000 r22= fffffc000044adc8 r23= fffffc000040d0c4 r24= fffffc00060cbd88 r25= 000000000000000a r27= fffffc00004573d8 r28= fffffc000040f7d4 gp = fffffc0000476d40 sp = fffffc00060cbcc8 Code: 00000000 00000000 00457360 <fffffc00> 00000000 00000000 00000000 00000000 00000000
>>EIP: fffffc00004573dc <fifo_inode_operations+4/a0> Code: fffffc00004573d0 <max_files+770/778> 0000000000000000 <_EIP>: Code: fffffc00004573d8 <fifo_inode_operations+0/a0> 8: 00 45 73 60 .long 0x60734500 Code: fffffc00004573dc <fifo_inode_operations+4/a0> c: ff ff fc 00 call_pal 0xfcffff
Trace: [<fffffc000040f7d4>] [<fffffc000040d0c4>] [<fffffc00003f0050>] [<fffffc00003106e8>] [<fffffc00003effd8>] Warning, Code line not seen, dumping what data is available
Trace: fffffc000040f7d4 <sprintf+1edc/327a8> Trace: fffffc000040d0c4 <simple_strtoul+384/548> Trace: fffffc00003f0050 <scsi_sleep+1640/2560> Trace: fffffc00003106e8 <__kernel_thread+50/68> Trace: fffffc00003effd8 <scsi_sleep+15c8/2560>
1 warning issued. Results may not be reliable.
> > > how's this for lossage? > > i ran ex1.c from the examples threads directory for glibc and got my > udb to break. > > -a > > the program: > > /* Creates two threads, one printing 10000 "a"s, the other printing > 10000 "b"s. > Illustrates: thread creation, thread joining. */ > > #include <stddef.h> > #include <stdio.h> > #include <unistd.h> > #include "pthread.h" > > void * process(void * arg) > { > int i; > fprintf(stderr, "Starting process %s\n", (char *) arg); > for (i = 0; i < 10000; i++) { > write(1, (char *) arg, 1); > } > return NULL; > } > > int main(void) > { > int retcode; > pthread_t th_a, th_b; > void * retval; > > retcode = pthread_create(&th_a, NULL, process, (void *) "a"); > if (retcode != 0) fprintf(stderr, "create a failed %d\n", retcode); > retcode = pthread_create(&th_b, NULL, process, (void *) "b"); > if (retcode != 0) fprintf(stderr, "create b failed %d\n", retcode); > retcode = pthread_join(th_a, &retval); > if (retcode != 0) fprintf(stderr, "join a failed %d\n", retcode); > retcode = pthread_join(th_b, &retval); > if (retcode != 0) fprintf(stderr, "join b failed %d\n", retcode); > return 0; > } > > > here's the ksymoops: > > ex1(564): Instruction fault 4 > pc = [<fffffc0000462bb4>] ra = [<fffffc000041dd64>] ps = 0000 > r0 = 0000000000000000 r1 = fffffc0002cc9b60 r2 = 0000000000000000 > r3 = 0000000000000000 r4 = fffffc0002cc9b60 r5 = 0000000000000501 > r6 = fffffc00026fa0a0 r7 = 0000000800000000 r8 = fffffc0001998000 > r16= fffffc0002cc6fa0 r17= 0000000120000aa9 r18= 0000000000000001 > r19= 0000000000000001 r20= 0000000000000001 r21= 000003fffffff4c0 > r22= 0000000000000008 r23= 00000200002b44c0 r24= fffffc0002cc6fa0 > r25= 0000000000000001 r27= fffffc0000462bb0 r28= fffffc0000420f78 > gp = fffffc000047fd28 sp = fffffc000199bde8 > Code: 00000000 00000000 00462b38 <fffffc00> 00000000 00000000 > 00000000 0000 > > >>EIP: fffffc0000462bb4 <fifo_inode_operations+4/a0> > Code: fffffc0000462ba8 <def_fifo_fops+70/78> > 0000000000000000 <_EIP>: > Code: fffffc0000462bb0 <fifo_inode_operations+0/a0> 8: 00 46 > 2b 38 s > tb t0,17920(s2) > Code: fffffc0000462bb4 <fifo_inode_operations+4/a0> c: ff ff > fc 00 c > all_pal 0xfcffff > > 0000 00000000 > Trace: [<fffffc0000420f78>] [<fffffc000033cd0c>] [<fffffc000033cd0c>] > [<fffffc00 > 003eb340>] [<fffffc0000310ba0>] [<fffffc0000310af8>] > Warning, Code line not seen, dumping what data is available > > Trace: fffffc0000420f78 <sprintf+1f78/25a4> > Trace: fffffc000033cd0c <sys_write+14c/1c0> > Trace: fffffc000033cd0c <sys_write+14c/1c0> > > - > To unsubscribe from this list: send the line "unsubscribe linux-kernel" in > the body of a message to majordomo@vger.rutgers.edu > Please read the FAQ at http://www.tux.org/lkml/ >
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