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Bug #15306
openzap_cursor_retrieve: illegal access to a user address
Status:
New
Priority:
Normal
Assignee:
-
Category:
zfs - Zettabyte File System
Start date:
Due date:
% Done:
0%
Estimated time:
Difficulty:
Medium
Tags:
Gerrit CR:
External Bug:
Description
I just faced the following panic on illumos as of 2022-11-14:
> ::status debugging crash dump vmcore.13 (64-bit) from SERVER operating system: 5.11 illumos-8b26092d55 (i86pc) build version: heads/master-0-g8b26092d55-dirty image uuid: 2effb1f4-d8bb-6d2e-ca96-e8d57c481f53 panic message: BAD TRAP: type=e (#pf Page fault) rp=fffffe003fb8af10 addr=9109b occurred in module "zfs" due to an illegal access to a user address dump content: kernel pages only > ::stack mze_compare+4() zap_cursor_retrieve+0x92(fffffe003fb8b138, fffffe003fb8b170) dsl_deadlist_load_tree+0xba(fffffe2e8a6017b8) dsl_deadlist_space_range+0xb7(fffffe2e8a6017b8, 468c258, 468c81d, fffffe003fb8b400, fffffe003fb8b408, fffffe003fb8b410) dsl_destroy_snapshot_sync_impl+0x3f2(fffffe2f7897e280, 0, fffffe2d07e1ed00) dsl_destroy_snapshot_sync+0x65(fffffe003fb8b568, fffffe2d07e1ed00) zcp_sync_task+0x83(fffffe2cf0958008, fffffffff7987bb0, fffffffff7988d60, fffffe003fb8b568, 1, fffffe2d6e9786b8) zcp_synctask_destroy+0x98(fffffe2cf0958008, 1, fffffe2ce77a2890) zcp_synctask_wrapper+0xb1(fffffe2cf0958008) luaD_precall+0x1f7(fffffe2cf0958008, fffffe2f3e970318, 1) luaV_execute+0xfe1(fffffe2cf0958008) luaD_call+0x48(fffffe2cf0958008, fffffe2d9028c6a8, ffffffff, 0) f_call+0x13(fffffe2cf0958008, fffffe003fb8b8b8) luaD_rawrunprotected+0x7d(fffffe2cf0958008, fffffffff7a5c660, fffffe003fb8b8b8) luaD_pcall+0x52(fffffe2cf0958008, fffffffff7a5c660, fffffe003fb8b8b8, 20, 10) lua_pcallk+0x80(fffffe2cf0958008, 1, ffffffff, 1, 0, 0) zcp_eval_impl+0x108(fffffe2d07e1ed00, fffffe0040b2a988) zcp_eval_sync+0x60(fffffe0040b2a988, fffffe2d07e1ed00) dsl_sync_task_sync+0x93(fffffe0040b2a828, fffffe2d07e1ed00) dsl_pool_sync+0x34b(fffffe2cb56bd500, 469d1e7) spa_sync_iterate_to_convergence+0xd0(fffffe2ca839f000, fffffe2d810585c0) spa_sync+0x2f6(fffffe2ca839f000, 469d1e7) txg_sync_thread+0x1f5(fffffe2cb56bd500) thread_start+0xb() >
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