https://github.com/torvalds/linux
Revision b5a8bc338e68d5f6f753e14ae59b30e75a5ffdde authored by Junxiao Bi on 29 December 2015, 22:54:22 UTC, committed by Linus Torvalds on 30 December 2015, 01:45:49 UTC
Commit 4f6563677ae8 ("Move locks API users to locks_lock_inode_wait()") move flock/posix lock indentify code to locks_lock_inode_wait(), but missed to set fl_flags to FL_FLOCK which caused the following kernel panic on 4.4.0_rc5. kernel BUG at fs/locks.c:1895! invalid opcode: 0000 [#1] SMP Modules linked in: ocfs2(O) ocfs2_dlmfs(O) ocfs2_stack_o2cb(O) ocfs2_dlm(O) ocfs2_nodemanager(O) ocfs2_stackglue(O) iscsi_tcp libiscsi_tcp libiscsi scsi_transport_iscsi xen_kbdfront xen_netfront xen_fbfront xen_blkfront CPU: 0 PID: 20268 Comm: flock_unit_test Tainted: G O 4.4.0-rc5-next-20151217 #1 Hardware name: Xen HVM domU, BIOS 4.3.1OVM 05/14/2014 task: ffff88007b3672c0 ti: ffff880028b58000 task.ti: ffff880028b58000 RIP: locks_lock_inode_wait+0x2e/0x160 Call Trace: ocfs2_do_flock+0x91/0x160 [ocfs2] ocfs2_flock+0x76/0xd0 [ocfs2] SyS_flock+0x10f/0x1a0 entry_SYSCALL_64_fastpath+0x12/0x71 Code: e5 41 57 41 56 49 89 fe 41 55 41 54 53 48 89 f3 48 81 ec 88 00 00 00 8b 46 40 83 e0 03 83 f8 01 0f 84 ad 00 00 00 83 f8 02 74 04 <0f> 0b eb fe 4c 8d ad 60 ff ff ff 4c 8d 7b 58 e8 0e 8e 73 00 4d RIP locks_lock_inode_wait+0x2e/0x160 RSP <ffff880028b5bce8> ---[ end trace dfca74ec9b5b274c ]--- Fixes: 4f6563677ae8 ("Move locks API users to locks_lock_inode_wait()") Signed-off-by: Junxiao Bi <junxiao.bi@oracle.com> Cc: Mark Fasheh <mfasheh@suse.de> Cc: Joel Becker <jlbec@evilplan.org> Cc: Joseph Qi <joseph.qi@huawei.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
1 parent 92a8ed4
Tip revision: b5a8bc338e68d5f6f753e14ae59b30e75a5ffdde authored by Junxiao Bi on 29 December 2015, 22:54:22 UTC
ocfs2: fix flock panic issue
ocfs2: fix flock panic issue
Tip revision: b5a8bc3
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3com | ||
acenic | ||
adaptec | ||
advansys | ||
av7110 | ||
bnx2 | ||
bnx2x | ||
cis | ||
cpia2 | ||
cxgb3 | ||
dsp56k | ||
e100 | ||
edgeport | ||
emi26 | ||
emi62 | ||
ess | ||
kaweth | ||
keyspan | ||
keyspan_pda | ||
korg | ||
matrox | ||
myricom | ||
ositech | ||
qlogic | ||
r128 | ||
radeon | ||
sb16 | ||
sun | ||
tehuti | ||
tigon | ||
ttusb-budget | ||
vicam | ||
yam | ||
yamaha | ||
.gitignore | -rw-r--r-- | 39 bytes |
Makefile | -rw-r--r-- | 10.9 KB |
README.AddingFirmware | -rw-r--r-- | 1.7 KB |
WHENCE | -rw-r--r-- | 26.3 KB |
atmsar11.HEX | -rw-r--r-- | 18.7 KB |
ihex2fw.c | -rw-r--r-- | 6.6 KB |
mts_cdma.fw.ihex | -rw-r--r-- | 37.2 KB |
mts_edge.fw.ihex | -rw-r--r-- | 37.8 KB |
mts_gsm.fw.ihex | -rw-r--r-- | 37.2 KB |
ti_3410.fw.ihex | -rw-r--r-- | 37.0 KB |
ti_5052.fw.ihex | -rw-r--r-- | 37.0 KB |
whiteheat.HEX | -rw-r--r-- | 43.9 KB |
whiteheat_loader.HEX | -rw-r--r-- | 11.8 KB |
whiteheat_loader_debug.HEX | -rw-r--r-- | 17.2 KB |
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