Issue #2609 has been reported by thomas.nikolajsen. ---------------------------------------- Bug #2609: master: panic: assertion "LWKT_TOKEN_HELD_ANY(vm_object_token(object))" failed in swp_pager_lookup http://bugs.dragonflybsd.org/issues/2609
* Author: thomas.nikolajsen * Status: New * Priority: Normal * Assignee: * Category: * Target version: ---------------------------------------- panic during buildworld using NFS /usr/{src,obj}. Using master from 22/11-13. System was paging heavily (hw.physmem was reduced to get smaller dump, for other panic; too high -jN was used) Crash dump on leaf: ~thomas/crash/bog.x86_64/9. - ad0: TIMEOUT - WRITE_DMA48 retrying (1 retry left) LBA=269696568 ad0: FAILURE - WRITE_DMA48 status=51<READY,DSC,ERROR> error=10<NID_NOT_FOUND> LBA=269696568 swap_pager: I/O error - pageout failed; offset 2505633792,size 4096, error 5 panic: assertion "LWKT_TOKEN_HELD_ANY(vm_object_token(object))" failed in swp_pager_lookup at /usr/src/sys/vm/swap_pager.c:2098 .. (kgdb) bt .. #13 0xffffffff804197b3 in swp_pager_lookup (index=3078, object=0xffffffe05c011d20) at /usr/src/sys/vm/swap_pager.c:2098 #14 swp_pager_meta_ctl (object=0xffffffe05c011d20, index=3078, flags=flags@entry=2) at /usr/src/sys/vm/swap_pager.c:2383 #15 0xffffffff80419eb2 in swp_pager_async_iodone (bio=0xffffffe0034901b0) at /usr/src/sys/vm/swap_pager.c:1810 #16 0xffffffff80334c50 in biodone (bio=0xffffffe0034901b0, bio@entry=0xffffffe0034902c0) at /usr/src/sys/kern/vfs_bio.c:3907 #17 0xffffffff80280673 in ad_done (request=0xffffffe03156f500) at /usr/src/sys/dev/disk/nata/ata-disk.c:370 #18 0xffffffff80285cb0 in ata_completed (context=0xffffffe03156f500, dummy=<optimized out>) at /usr/src/sys/dev/disk/nata/ata-queue.c:516 #19 0xffffffff803089bc in taskqueue_run (queue=0xffffffe00d5fb8c8, lock_held=lock_held@entry=0) at /usr/src/sys/kern/subr_taskqueue.c:332 #20 0xffffffff80308a52 in taskqueue_swi_mp_run (arg=<optimized out>, frame=<optimized out>) at /usr/src/sys/kern/subr_taskqueue.c:423 #21 0xffffffff802a66f9 in ithread_handler (arg=<optimized out>) at /usr/src/sys/kern/kern_intr.c:844 #22 0xffffffff802e2ff7 in lwkt_deschedule_self (td=<optimized out>) at /usr/src/sys/kern/lwkt_thread.c:327 .. -- You have received this notification because you have either subscribed to it, or are involved in it. To change your notification preferences, please click here: http://bugs.dragonflybsd.org/my/account