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Bug #1136
closedmempool_destroy failure on umount
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Description
on current master, i was doing umount on a sluggish cluster, and
[ 1748.480000] BUG: failure at mm/mempool.c:186/mempool_destroy()! [ 1748.480000] Kernel panic - not syncing: BUG! [ 1748.480000] Call Trace: [ 1748.480000] 9e62bc38: [<6053edf0>] panic+0xea/0x1dc [ 1748.480000] 9e62bc58: [<6053ef82>] printk+0xa0/0xa2 [ 1748.480000] 9e62bcd8: [<60028fb3>] set_signals+0x1c/0x2e [ 1748.480000] 9e62bcf8: [<60089e8c>] kfree+0xf4/0xfd [ 1748.480000] 9e62bd38: [<600664c2>] mempool_destroy+0x33/0x3a [ 1748.480000] 9e62bd48: [<6052ef06>] ceph_msgpool_destroy+0xd/0xf [ 1748.480000] 9e62bd58: [<605315a1>] ceph_osdc_stop+0x90/0xa0 [ 1748.480000] 9e62bd78: [<6052961b>] ceph_destroy_client+0x63/0xf1 [ 1748.480000] 9e62bd98: [<60404bee>] destroy_fs_client+0x95/0xe3 [ 1748.480000] 9e62bdb8: [<60404cb1>] ceph_kill_sb+0x75/0x7e [ 1748.480000] 9e62bdd8: [<6008f003>] deactivate_locked_super+0x20/0x45 [ 1748.480000] 9e62bdf8: [<6008f87b>] deactivate_super+0x3f/0x44 [ 1748.480000] 9e62be18: [<600a57e9>] mntput_no_expire+0x9a/0x9f [ 1748.480000] 9e62be38: [<600a636c>] sys_umount+0x2ee/0x319 [ 1748.480000] 9e62bee8: [<6001c44c>] handle_syscall+0x58/0x70 [ 1748.480000] 9e62bf08: [<6002bd1b>] userspace+0x2dd/0x38a [ 1748.480000] 9e62bfc8: [<60019a6d>] fork_handler+0x7d/0x84
Log is at fatty:~sage/src/ceph-client/c.mempool
Updated by Sage Weil almost 13 years ago
- Target version changed from v3.0 to v3.1
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