gfs2: pid: 9787
gfs2: lock type: 8 req lock state : 1
gfs2: G: s:EX n:8/1 f:qb t:EX d:EX/0 a:0 v:0 r:5 m:20
gfs2: H: s:EX f:cH e:0 p:9787 [gfs2_quotad] gfs2_glock_nq_init fs/gfs2/glock.h:226 [inline]
gfs2: H: s:EX f:cH e:0 p:9787 [gfs2_quotad] do_sync+0x3f0/0xba0 fs/gfs2/quota.c:893
------------[ cut here ]------------
kernel BUG at fs/gfs2/glock.c:1082!
invalid opcode: 0000 [#1] PREEMPT SMP KASAN
Modules linked in:
CPU: 0 PID: 9787 Comm: gfs2_quotad Not tainted 4.14.262-syzkaller #0
Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011
task: ffff88809d40c200 task.stack: ffff88804ed00000
RIP: 0010:add_to_queue fs/gfs2/glock.c:1082 [inline]
RIP: 0010:gfs2_glock_nq.cold+0x279/0x2d0 fs/gfs2/glock.c:1107
RSP: 0018:ffff88804ed07b68 EFLAGS: 00010296
RAX: ffffed1009da0f4e RBX: ffff88809c90e000 RCX: 1ffff11013a81960
RDX: 0000000000000000 RSI: 0000000000000004 RDI: ffffffff87c0c390
RBP: 000000000000263b R08: 0000000000000040 R09: 0000000000000003
R10: 0000000000000000 R11: 0000000000000000 R12: ffff88809ed4f4b8
R13: ffff88809c90e000 R14: 0000000000000001 R15: 0000000000000000
FS: 0000000000000000(0000) GS:ffff8880ba400000(0000) knlGS:0000000000000000
CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033
CR2: 00007f40cfd73758 CR3: 0000000008e6a000 CR4: 00000000003406f0
DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000
DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400
Call Trace:
gfs2_glock_nq_init fs/gfs2/glock.h:228 [inline]
do_sync+0x3f8/0xba0 fs/gfs2/quota.c:893
gfs2_quota_sync+0x4f1/0x690 fs/gfs2/quota.c:1299
quotad_check_timeo fs/gfs2/quota.c:1489 [inline]
quotad_check_timeo fs/gfs2/quota.c:1483 [inline]
gfs2_quotad+0x23f/0x810 fs/gfs2/quota.c:1554
kthread+0x30d/0x420 kernel/kthread.c:232
ret_from_fork+0x24/0x30 arch/x86/entry/entry_64.S:404
Code: c1 ea 03 0f b6 04 02 84 c0 74 04 3c 03 7e 6c 8b 73 18 44 89 f2 48 c7 c7 60 a1 c0 87 e8 97 86 f9 ff 4c 89 ee 31 ff e8 fe 01 b1 fb <0f> 0b e8 47 fb 75 fa 4c 8b 04 24 e9 ac fd ff ff 31 ed e9 14 fe
RIP: add_to_queue fs/gfs2/glock.c:1082 [inline] RSP: ffff88804ed07b68
RIP: gfs2_glock_nq.cold+0x279/0x2d0 fs/gfs2/glock.c:1107 RSP: ffff88804ed07b68
---[ end trace ded089ff8296031b ]---