program: syz_mount_image$ocfs2(&(0x7f0000004440), &(0x7f0000000240)='./file0\x00', 0x8c0, &(0x7f0000000280)=ANY=[@ANYBLOB="61636c2c6865617274626561743d6e6f6e652c6572726f72733d72656d6f756e742d726f2c636f686572656e63793d66756c6c2c636f686572656e63793d66756c6c2c6c6f63616c666c6f636b732c696e74722c6e6f61636c2c001967b9b8a6cdd636d75428f2c5e8054d01858eef552755576e749526b36860cf2511040d1ce5a743ffd83d29d1ba3a54a59d8c7aa249f08d3c8c6d04ac105d67934db6190d59f2323b55a5a4", @ANYRESOCT], 0x1, 0x4441, 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VVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVVhR04FgAAAAAQ5m8dRd8GAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAvwIAAP//gmMaYw==") mkdirat(0xffffffffffffff9c, &(0x7f0000000100)='./file0\x00', 0x0) syz_mount_image$fuse(0x0, &(0x7f0000001040)='./file2\x00', 0x0, 0x0, 0x0, 0x0, 0x0) prlimit64(0x0, 0xe, &(0x7f0000000140)={0x8, 0x8b}, 0x0) sendmsg$IPSET_CMD_ADD(0xffffffffffffffff, 0x0, 0x40c0080) sched_setscheduler(0x0, 0x2, &(0x7f0000000200)=0x4) syz_mount_image$ext4(&(0x7f0000000200)='ext4\x00', &(0x7f0000000740)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xc000, &(0x7f00000006c0), 0x2, 0x246, &(0x7f0000000e40)="$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") syz_mount_image$ext4(0x0, &(0x7f0000000a00)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x118804, 0x0, 0x0, 0xffdc, 0x0) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) open(&(0x7f0000000180)='./bus\x00', 0x14937e, 0x111) mount(&(0x7f0000000280)=@loop={'/dev/loop', 0x0}, &(0x7f0000000140)='./bus\x00', 0x0, 0x5000, 0x0) sendmsg$NL802154_CMD_DEL_SEC_DEVKEY(0xffffffffffffffff, 0x0, 0x4000) r0 = open(&(0x7f0000000000)='./bus\x00', 0x0, 0x0) ioctl$LOOP_SET_STATUS64(r0, 0x4c04, &(0x7f0000000540)={0x0, 0x0, 0x0, 0x51, 0x9, 0x0, 0x0, 0x18, 0x0, "ef359f413bb93852f7d6a4ae05ddfbd10000000000c660e677df701905bdaafab4afaaf755a3233a0400", "036c47c6780820d1cbf7966d61fdcf335263bd9bffbcc2542ded71038259ca171ce1a311ef54ec32d71e14ef3dc177e9b48b00", "f28359738e229a4c66810000000000d300e6d602000000000000000000000001", [0x3, 0xfffffffffffffffe]}) mount$overlay(0x0, &(0x7f0000000080)='./file0\x00', &(0x7f0000000000), 0x0, &(0x7f0000000140)={[{@workdir={'workdir', 0x3d, './file0'}}, {@lowerdir={'lowerdir', 0x3d, '.'}}, {@upperdir={'upperdir', 0x3d, './file2'}}], [], 0x2c}) mount$overlay(0x0, &(0x7f0000000100)='./file0\x00', &(0x7f0000000000), 0x0, 0x0) [ 76.659883][ T5330] loop0: detected capacity change from 0 to 32768 [ 76.664700][ T5330] ======================================================= [ 76.664700][ T5330] WARNING: The mand mount option has been deprecated and [ 76.664700][ T5330] and is ignored by this kernel. Remove the mand [ 76.664700][ T5330] option from the mount to silence this warning. [ 76.664700][ T5330] ======================================================= [ 76.697623][ T5309] Bluetooth: hci0: command tx timeout [ 76.733746][ T1312] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.736922][ T1312] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.833532][ T5330] ocfs2: Slot 0 on device (7,0) was already allocated to this node! [ 76.864972][ T5330] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 76.948770][ T5330] overlayfs: upper fs does not support tmpfile. [ 76.955428][ T5330] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 76.958278][ T5330] overlayfs: failed to set xattr on upper [ 76.960632][ T5330] overlayfs: ...falling back to redirect_dir=nofollow. [ 76.963744][ T5330] overlayfs: ...falling back to index=off. [ 76.966311][ T5330] overlayfs: ...falling back to uuid=null. [ 76.968766][ T5330] overlayfs: upper fs missing required features. [ 77.023285][ T5330] loop0: detected capacity change from 32768 to 0 [ 77.031137][ T5330] overlayfs: upper fs does not support tmpfile. [ 77.034693][ T5330] overlayfs: upper fs does not support RENAME_WHITEOUT. [ 77.037868][ T5330] overlayfs: failed to set xattr on upper [ 77.040302][ T5330] overlayfs: ...falling back to redirect_dir=nofollow. [ 77.043613][ T5330] overlayfs: ...falling back to index=off. [ 77.046054][ T5330] overlayfs: ...falling back to uuid=null. [ 77.048598][ T5330] overlayfs: upper fs missing required features. [ 77.055654][ T5330] overlayfs: missing 'lowerdir' [ 77.082704][ T77] [ 77.083835][ T77] ====================================================== [ 77.086898][ T77] WARNING: possible circular locking dependency detected [ 77.089885][ T77] syzkaller #0 Not tainted [ 77.091879][ T77] ------------------------------------------------------ [ 77.094862][ T77] kswapd0/77 is trying to acquire lock: [ 77.097155][ T77] ffff888032ee4bd0 (&osb->nfs_sync_rwlock){.+.+}-{4:4}, at: ocfs2_nfs_sync_lock+0x106/0x250 [ 77.101629][ T77] [ 77.101629][ T77] but task is already holding lock: [ 77.104567][ T77] ffffffff8de44f40 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x951/0x2800 [ 77.108160][ T77] [ 77.108160][ T77] which lock already depends on the new lock. [ 77.108160][ T77] [ 77.112596][ T77] [ 77.112596][ T77] the existing dependency chain (in reverse order) is: [ 77.116448][ T77] [ 77.116448][ T77] -> #3 (fs_reclaim){+.+.}-{0:0}: [ 77.119379][ T77] lock_acquire+0x120/0x360 [ 77.121599][ T77] fs_reclaim_acquire+0x72/0x100 [ 77.123933][ T77] __kmalloc_cache_noprof+0x40/0x6f0 [ 77.126650][ T77] ocfs2_reserve_new_metadata_blocks+0x113/0x940 [ 77.129604][ T77] ocfs2_mknod+0xe08/0x2050 [ 77.131764][ T77] ocfs2_mkdir+0x191/0x440 [ 77.133893][ T77] vfs_mkdir+0x303/0x510 [ 77.135962][ T77] do_mkdirat+0x247/0x590 [ 77.138031][ T77] __x64_sys_mkdirat+0x87/0xa0 [ 77.140295][ T77] do_syscall_64+0xfa/0x3b0 [ 77.142502][ T77] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.145265][ T77] [ 77.145265][ T77] -> #2 (&ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 77.149715][ T77] lock_acquire+0x120/0x360 [ 77.151920][ T77] down_write+0x96/0x1f0 [ 77.153990][ T77] ocfs2_evict_inode+0x153d/0x4100 [ 77.156426][ T77] evict+0x504/0x9c0 [ 77.158363][ T77] ocfs2_dentry_iput+0x247/0x370 [ 77.160797][ T77] __dentry_kill+0x209/0x660 [ 77.163320][ T77] dput+0x19f/0x2b0 [ 77.165220][ T77] ovl_get_workdir+0xac3/0x17b0 [ 77.167467][ T77] ovl_fill_super+0x154a/0x3da0 [ 77.169825][ T77] get_tree_nodev+0xb8/0x150 [ 77.172221][ T77] vfs_get_tree+0x8f/0x2b0 [ 77.174500][ T77] do_new_mount+0x302/0xa10 [ 77.176819][ T77] __se_sys_mount+0x313/0x410 [ 77.179125][ T77] do_syscall_64+0xfa/0x3b0 [ 77.181378][ T77] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.184169][ T77] [ 77.184169][ T77] -> #1 (&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]){+.+.}-{4:4}: [ 77.188885][ T77] lock_acquire+0x120/0x360 [ 77.191185][ T77] down_write+0x96/0x1f0 [ 77.193298][ T77] ocfs2_evict_inode+0xf86/0x4100 [ 77.195765][ T77] evict+0x504/0x9c0 [ 77.197782][ T77] ocfs2_dentry_iput+0x247/0x370 [ 77.199962][ T77] __dentry_kill+0x209/0x660 [ 77.202234][ T77] dput+0x19f/0x2b0 [ 77.204200][ T77] ovl_get_workdir+0xac3/0x17b0 [ 77.206566][ T77] ovl_fill_super+0x154a/0x3da0 [ 77.209025][ T77] get_tree_nodev+0xb8/0x150 [ 77.211344][ T77] vfs_get_tree+0x8f/0x2b0 [ 77.213517][ T77] do_new_mount+0x302/0xa10 [ 77.215790][ T77] __se_sys_mount+0x313/0x410 [ 77.218142][ T77] do_syscall_64+0xfa/0x3b0 [ 77.220439][ T77] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 77.223286][ T77] [ 77.223286][ T77] -> #0 (&osb->nfs_sync_rwlock){.+.+}-{4:4}: [ 77.226923][ T77] validate_chain+0xb9b/0x2140 [ 77.229313][ T77] __lock_acquire+0xab9/0xd20 [ 77.231697][ T77] lock_acquire+0x120/0x360 [ 77.233945][ T77] down_read+0x46/0x2e0 [ 77.236028][ T77] ocfs2_nfs_sync_lock+0x106/0x250 [ 77.238562][ T77] ocfs2_evict_inode+0x390/0x4100 [ 77.241068][ T77] evict+0x504/0x9c0 [ 77.243117][ T77] ocfs2_dentry_iput+0x247/0x370 [ 77.245570][ T77] __dentry_kill+0x209/0x660 [ 77.247869][ T77] shrink_kill+0xa9/0x2c0 [ 77.250097][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 77.252508][ T77] prune_dcache_sb+0x10e/0x180 [ 77.254801][ T77] super_cache_scan+0x369/0x4b0 [ 77.257111][ T77] do_shrink_slab+0x6ef/0x1110 [ 77.259267][ T77] shrink_slab+0x7ef/0x10d0 [ 77.261359][ T77] shrink_one+0x28a/0x7c0 [ 77.263287][ T77] shrink_node+0x315d/0x3780 [ 77.265388][ T77] kswapd+0x147c/0x2800 [ 77.267303][ T77] kthread+0x70e/0x8a0 [ 77.269249][ T77] ret_from_fork+0x436/0x7d0 [ 77.271572][ T77] ret_from_fork_asm+0x1a/0x30 [ 77.273896][ T77] [ 77.273896][ T77] other info that might help us debug this: [ 77.273896][ T77] [ 77.278295][ T77] Chain exists of: [ 77.278295][ T77] &osb->nfs_sync_rwlock --> &ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE] --> fs_reclaim [ 77.278295][ T77] [ 77.285110][ T77] Possible unsafe locking scenario: [ 77.285110][ T77] [ 77.288407][ T77] CPU0 CPU1 [ 77.290785][ T77] ---- ---- [ 77.293205][ T77] lock(fs_reclaim); [ 77.295029][ T77] lock(&ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE]); [ 77.299386][ T77] lock(fs_reclaim); [ 77.302257][ T77] rlock(&osb->nfs_sync_rwlock); [ 77.304580][ T77] [ 77.304580][ T77] *** DEADLOCK *** [ 77.304580][ T77] [ 77.308154][ T77] 2 locks held by kswapd0/77: [ 77.310002][ T77] #0: ffffffff8de44f40 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x951/0x2800 [ 77.313776][ T77] #1: ffff88803b1de0e0 (&type->s_umount_key#51){.+.+}-{4:4}, at: super_cache_scan+0x91/0x4b0 [ 77.318369][ T77] [ 77.318369][ T77] stack backtrace: [ 77.320992][ T77] CPU: 0 UID: 0 PID: 77 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 77.321006][ T77] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 77.321014][ T77] Call Trace: [ 77.321021][ T77] [ 77.321027][ T77] dump_stack_lvl+0x189/0x250 [ 77.321053][ T77] ? __pfx_dump_stack_lvl+0x10/0x10 [ 77.321067][ T77] ? __pfx__printk+0x10/0x10 [ 77.321086][ T77] print_circular_bug+0x2ee/0x310 [ 77.321102][ T77] check_noncircular+0x134/0x160 [ 77.321117][ T77] validate_chain+0xb9b/0x2140 [ 77.321136][ T77] __lock_acquire+0xab9/0xd20 [ 77.321148][ T77] ? ocfs2_nfs_sync_lock+0x106/0x250 [ 77.321164][ T77] lock_acquire+0x120/0x360 [ 77.321174][ T77] ? ocfs2_nfs_sync_lock+0x106/0x250 [ 77.321191][ T77] down_read+0x46/0x2e0 [ 77.321202][ T77] ? ocfs2_nfs_sync_lock+0x106/0x250 [ 77.321217][ T77] ocfs2_nfs_sync_lock+0x106/0x250 [ 77.321234][ T77] ? __pfx_ocfs2_nfs_sync_lock+0x10/0x10 [ 77.321250][ T77] ocfs2_evict_inode+0x390/0x4100 [ 77.321267][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321281][ T77] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 77.321294][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321310][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321322][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321335][ T77] ? __kasan_check_byte+0x12/0x40 [ 77.321353][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321365][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321376][ T77] ? __kasan_check_byte+0x12/0x40 [ 77.321390][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321402][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321414][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321425][ T77] ? __kasan_check_byte+0x12/0x40 [ 77.321440][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321452][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321464][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321475][ T77] ? __kasan_check_byte+0x12/0x40 [ 77.321490][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321502][ T77] ? rcu_is_watching+0x15/0xb0 [ 77.321514][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321526][ T77] ? lock_release+0x4b/0x3e0 [ 77.321537][ T77] ? unwind_next_frame+0x19ae/0x2390 [ 77.321552][ T77] ? deref_stack_reg+0x19f/0x230 [ 77.321565][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321576][ T77] ? unwind_next_frame+0x19ae/0x2390 [ 77.321591][ T77] ? unwind_next_frame+0xa5/0x2390 [ 77.321605][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 77.321619][ T77] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 77.321633][ T77] ? arch_stack_walk+0x11c/0x150 [ 77.321646][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 77.321662][ T77] ? stack_trace_save+0x9c/0xe0 [ 77.321674][ T77] ? __bfs+0x151/0x2a0 [ 77.321683][ T77] ? __pfx_hlock_conflict+0x10/0x10 [ 77.321695][ T77] ? check_path+0x21/0x40 [ 77.321706][ T77] ? check_noncircular+0xe0/0x160 [ 77.321718][ T77] ? lockdep_unlock+0x89/0x120 [ 77.321726][ T77] ? validate_chain+0x897/0x2140 [ 77.321738][ T77] ? _raw_spin_unlock+0x28/0x50 [ 77.321752][ T77] ? irqentry_exit+0x74/0x90 [ 77.321766][ T77] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.321781][ T77] ? __lock_acquire+0xab9/0xd20 [ 77.321794][ T77] ? inode_wait_for_writeback+0xf9/0x290 [ 77.321810][ T77] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 77.321829][ T77] ? do_raw_spin_unlock+0x4d/0x240 [ 77.321845][ T77] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 77.321859][ T77] evict+0x504/0x9c0 [ 77.321872][ T77] ? __pfx_evict+0x10/0x10 [ 77.321883][ T77] ? do_raw_spin_unlock+0x4d/0x240 [ 77.321897][ T77] ? _raw_spin_unlock+0x28/0x50 [ 77.321909][ T77] ? iput+0x946/0xc50 [ 77.321925][ T77] ocfs2_dentry_iput+0x247/0x370 [ 77.321943][ T77] ? __pfx_ocfs2_dentry_iput+0x10/0x10 [ 77.321959][ T77] ? do_raw_spin_unlock+0x4d/0x240 [ 77.321976][ T77] ? _raw_spin_unlock+0x28/0x50 [ 77.321988][ T77] ? dentry_unlink_inode+0x30e/0x3f0 [ 77.322000][ T77] __dentry_kill+0x209/0x660 [ 77.322015][ T77] ? shrink_kill+0x8d/0x2c0 [ 77.322029][ T77] shrink_kill+0xa9/0x2c0 [ 77.322054][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 77.322071][ T77] prune_dcache_sb+0x10e/0x180 [ 77.322087][ T77] ? __pfx_prune_dcache_sb+0x10/0x10 [ 77.322101][ T77] ? list_lru_count_one+0x27/0x2c0 [ 77.322117][ T77] ? list_lru_count_one+0x264/0x2c0 [ 77.322134][ T77] super_cache_scan+0x369/0x4b0 [ 77.322148][ T77] do_shrink_slab+0x6ef/0x1110 [ 77.322170][ T77] shrink_slab+0x7ef/0x10d0 [ 77.322187][ T77] ? shrink_slab+0x1e8/0x10d0 [ 77.322204][ T77] ? __pfx_shrink_slab+0x10/0x10 [ 77.322224][ T77] shrink_one+0x28a/0x7c0 [ 77.322240][ T77] ? shrink_node+0x2f1f/0x3780 [ 77.322255][ T77] shrink_node+0x315d/0x3780 [ 77.322272][ T77] ? shrink_node+0x2f1f/0x3780 [ 77.322289][ T77] ? __lock_acquire+0xab9/0xd20 [ 77.322301][ T77] ? percpu_ref_put+0x19/0x180 [ 77.322317][ T77] ? __pfx_shrink_node+0x10/0x10 [ 77.322332][ T77] ? percpu_ref_put+0x19/0x180 [ 77.322347][ T77] ? mem_cgroup_iter+0x420/0x460 [ 77.322357][ T77] ? mem_cgroup_iter+0x3b/0x460 [ 77.322368][ T77] kswapd+0x147c/0x2800 [ 77.322385][ T77] ? kswapd+0x951/0x2800 [ 77.322399][ T77] ? __pfx_kswapd+0x10/0x10 [ 77.322411][ T77] ? __lock_acquire+0xab9/0xd20 [ 77.322428][ T77] ? _raw_spin_unlock_irqrestore+0xad/0x110 [ 77.322442][ T77] ? _raw_spin_unlock+0x20/0x50 [ 77.322455][ T77] ? __pfx_autoremove_wake_function+0x10/0x10 [ 77.322471][ T77] ? __pfx_set_cpus_allowed_ptr+0x10/0x10 [ 77.322485][ T77] ? __kthread_parkme+0x7b/0x200 [ 77.322498][ T77] ? __kthread_parkme+0x1a1/0x200 [ 77.322512][ T77] kthread+0x70e/0x8a0 [ 77.322528][ T77] ? __pfx_kswapd+0x10/0x10 [ 77.322538][ T77] ? __pfx_kthread+0x10/0x10 [ 77.322552][ T77] ? _raw_spin_unlock_irq+0x23/0x50 [ 77.322565][ T77] ? lockdep_hardirqs_on+0x9c/0x150 [ 77.322579][ T77] ? __pfx_kthread+0x10/0x10 [ 77.322594][ T77] ret_from_fork+0x436/0x7d0 [ 77.322606][ T77] ? __pfx_ret_from_fork+0x10/0x10 [ 77.322619][ T77] ? __pfx_kthread+0x10/0x10 [ 77.322632][ T77] ret_from_fork_asm+0x1a/0x30 [ 77.322651][ T77]