program: perf_event_open(&(0x7f0000000280)={0x2, 0x80, 0x50, 0x8, 0x4, 0x0, 0x0, 0xd, 0x82, 0xf, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x107b7b, 0x1, @perf_config_ext={0x407fff, 0xaea}, 0x2800, 0x431, 0x9, 0x3, 0x2, 0x0, 0x1, 0x0, 0x0, 0x0, 0x3}, 0x0, 0xfffffffbffffffff, 0xffffffffffffffff, 0x9) syz_mount_image$ocfs2(&(0x7f0000004440), &(0x7f0000000040)='./file1\x00', 0x8c0, &(0x7f0000000080)=ANY=[@ANYBLOB='acl,heartbeat=none,dir_resv_level=00003,coherency=full,coherency=full,localflocks,coherency=full,noacl,\x00'/119], 0x1, 0x4421, 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r0 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) mkdirat(r0, &(0x7f0000000180)='./bus\x00', 0x0) r1 = openat(0xffffffffffffff9c, &(0x7f0000000040)='.\x00', 0x0, 0x0) mkdir(&(0x7f0000000000)='./file0\x00', 0x0) perf_event_open(&(0x7f0000000200)={0x3, 0x80, 0xd, 0x10, 0x3, 0x0, 0x0, 0x0, 0x3013a, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x4, 0x0, @perf_bp={&(0x7f00000016c0)}, 0xd94, 0x0, 0x0, 0x8, 0x3fc, 0xc, 0x1, 0x0, 0x0, 0x0, 0x80}, 0x0, 0x0, 0xffffffffffffffff, 0x1) socketpair$tipc(0x1e, 0x5, 0x0, &(0x7f0000000000)={0xffffffffffffffff}) close_range(r2, 0xffffffffffffffff, 0x0) mkdirat(r1, &(0x7f0000000280)='./bus/file0\x00', 0x0) syz_mount_image$nilfs2(&(0x7f0000000a40), &(0x7f0000000a80)='./file0\x00', 0x2018, &(0x7f0000000000)=ANY=[@ANYBLOB="00b7b83139ae8caf803a9f4cf80f84f28034412bb0f6b9816d5fd90dd07974318d8164992dd6c1a331fbbd712b6fee1cc192293f3de7936a1b3b6a50f3d16f4f498b8b2c4e9c14c77c03c8dbf7c8cc8bc52351f907fd8483c1f385e1675dcb529b12940fc56e30712af54b9b8e45a083b6"], 0x1, 0xa07, &(0x7f0000000b00)="$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") r3 = open(&(0x7f0000000300)='.\x00', 0x0, 0x0) ioctl$FS_IOC_SETFLAGS(r3, 0x41009432, 0x0) ioctl$MON_IOCX_GET(0xffffffffffffffff, 0x40189206, &(0x7f0000001540)={&(0x7f0000000100), &(0x7f0000000140)=""/54, 0x36}) renameat2(r0, &(0x7f0000000240)='./bus/file0\x00', r1, &(0x7f00000001c0)='./file0\x00', 0x0) syz_mount_image$udf(&(0x7f0000000f00), &(0x7f0000000f40)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0xa00010, &(0x7f0000001140)={[{@iocharset={'iocharset', 0x3d, 'iso8859-1'}}, {@nostrict}, {@uid_forget}, {@noadinicb}, {@uid}, {@longad}, {@undelete}, {@unhide}, {@unhide}]}, 0x1, 0xc43, &(0x7f00000001c0)="$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") r4 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r4, 0x8933, &(0x7f0000000040)={'vcan0\x00', 0x0}) r6 = socket$nl_route(0x10, 0x3, 0x0) sendmsg$nl_route(r6, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000001680)={&(0x7f0000000000)=ANY=[@ANYBLOB="200000001300010029bd7000ffdbcf2500000000", @ANYRES32=r5, @ANYBLOB="0008000000000018"], 0x20}, 0x1, 0x0, 0x0, 0x8080}, 0x10000016) r7 = socket$nl_route(0x10, 0x3, 0x0) ioctl$ifreq_SIOCGIFINDEX_vcan(r7, 0x8933, &(0x7f0000000040)={'vcan0\x00', 0x0}) sendmsg$nl_route(r7, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000180)={&(0x7f0000001580)=ANY=[@ANYBLOB="28000000130001002dbd7000ffdbdf2500000000", @ANYRES32=r8, @ANYBLOB="00880000000003000800040002000000a288707ff554190237d76361fef268058e88123b6dc663b56ec8ca05c39a11960f3be5bf6b9682cc6a8f6353b951e17acf64d8a381795ea354370491e56b9cb5a10800aa65601792aa5f421a75e3c82a2021a726a37791be4b8823496bde82655dafbadbfa1977b382f5cb482bb4aa406cea255ec754367378af993e97b58e302bbc5c15369079c86f5c4ca0c0fa562337bc9ff06ebd8f3dfcd435fe1fdee0e3355fcc1b269fdeda4aacb3366609278c34a85c8fbf4d52fe08ddd2f0e2dde78799"], 0x28}}, 0xc000) open(&(0x7f00000005c0)='./bus\x00', 0x64842, 0x0) lchown(&(0x7f0000000340)='./bus\x00', 0x0, 0x0) syz_init_net_socket$netrom(0x6, 0x5, 0x0) r9 = syz_open_dev$dvb_frontend(&(0x7f0000000080), 0x0, 0x2) ioctl$FE_SET_PROPERTY(r9, 0x40106f52, &(0x7f0000000000)={0x2, &(0x7f0000000240)=[{0x19, '\x00', @st={0x4, [{0x1, @uvalue=0xf92}, {0x0, @uvalue=0x7fff}, {0x1, @svalue=0x5}, {0x2, @svalue=0xfffffffffffffff9}]}, 0x4b7}, {0x1d, '\x00', @data=0xfd182a5, 0xfb6f}]}) r10 = syz_init_net_socket$bt_hci(0x1f, 0x3, 0x1) ioctl$sock_bt_hci(r10, 0x400448ca, 0x0) [ 74.907942][ T5293] Bluetooth: hci0: command tx timeout [ 75.314060][ T5314] loop0: detected capacity change from 0 to 32768 [ 75.318960][ T5314] ======================================================= [ 75.318960][ T5314] WARNING: The mand mount option has been deprecated and [ 75.318960][ T5314] and is ignored by this kernel. Remove the mand [ 75.318960][ T5314] option from the mount to silence this warning. [ 75.318960][ T5314] ======================================================= [ 75.421174][ T5314] JBD2: Ignoring recovery information on journal [ 75.487169][ T5314] ocfs2: Mounting device (7,0) on (node local, slot 0) with ordered data mode. [ 75.603509][ T77] [ 75.604668][ T77] ====================================================== [ 75.607674][ T77] WARNING: possible circular locking dependency detected [ 75.610793][ T77] syzkaller #0 Not tainted [ 75.612797][ T77] ------------------------------------------------------ [ 75.615866][ T77] kswapd0/77 is trying to acquire lock: [ 75.618238][ T77] ffff888047ecb480 (&ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_evict_inode+0x1539/0x44e0 [ 75.623748][ T77] [ 75.623748][ T77] but task is already holding lock: [ 75.626847][ T77] ffff888047ecd100 (&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_evict_inode+0xe97/0x44e0 [ 75.631997][ T77] [ 75.631997][ T77] which lock already depends on the new lock. [ 75.631997][ T77] [ 75.636414][ T77] [ 75.636414][ T77] the existing dependency chain (in reverse order) is: [ 75.640246][ T77] [ 75.640246][ T77] -> #3 (&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]){+.+.}-{4:4}: [ 75.644838][ T77] down_write+0x96/0x200 [ 75.647029][ T77] ocfs2_evict_inode+0xe97/0x44e0 [ 75.649257][ T77] evict+0x61e/0xb10 [ 75.651127][ T77] ocfs2_dentry_iput+0x24d/0x390 [ 75.653368][ T77] __dentry_kill+0x1a2/0x5e0 [ 75.655698][ T77] shrink_kill+0xa9/0x2c0 [ 75.657848][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 75.660316][ T77] prune_dcache_sb+0x119/0x180 [ 75.662731][ T77] super_cache_scan+0x369/0x4b0 [ 75.665050][ T77] do_shrink_slab+0x6df/0x1170 [ 75.667377][ T77] shrink_slab+0x830/0x1150 [ 75.669551][ T77] shrink_one+0x2d9/0x710 [ 75.671690][ T77] shrink_node+0x30e2/0x39d0 [ 75.673900][ T77] kswapd+0x13ef/0x2a40 [ 75.675957][ T77] kthread+0x388/0x470 [ 75.678016][ T77] ret_from_fork+0x51e/0xb90 [ 75.680282][ T77] ret_from_fork_asm+0x1a/0x30 [ 75.682686][ T77] [ 75.682686][ T77] -> #2 (&osb->nfs_sync_rwlock){.+.+}-{4:4}: [ 75.686378][ T77] down_read+0x47/0x2e0 [ 75.688458][ T77] ocfs2_nfs_sync_lock+0x106/0x270 [ 75.690945][ T77] ocfs2_evict_inode+0x3ad/0x44e0 [ 75.693389][ T77] evict+0x61e/0xb10 [ 75.695344][ T77] ocfs2_dentry_iput+0x24d/0x390 [ 75.697732][ T77] __dentry_kill+0x1a2/0x5e0 [ 75.699980][ T77] shrink_kill+0xa9/0x2c0 [ 75.702173][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 75.704626][ T77] prune_dcache_sb+0x119/0x180 [ 75.706996][ T77] super_cache_scan+0x369/0x4b0 [ 75.709351][ T77] do_shrink_slab+0x6df/0x1170 [ 75.711764][ T77] shrink_slab+0x830/0x1150 [ 75.714053][ T77] shrink_one+0x2d9/0x710 [ 75.716229][ T77] shrink_node+0x30e2/0x39d0 [ 75.718534][ T77] kswapd+0x13ef/0x2a40 [ 75.720665][ T77] kthread+0x388/0x470 [ 75.722796][ T77] ret_from_fork+0x51e/0xb90 [ 75.725079][ T77] ret_from_fork_asm+0x1a/0x30 [ 75.727448][ T77] [ 75.727448][ T77] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 75.730705][ T77] fs_reclaim_acquire+0x71/0x100 [ 75.733183][ T77] __kmalloc_cache_noprof+0x40/0x660 [ 75.735803][ T77] ocfs2_reserve_new_metadata_blocks+0x10c/0x9a0 [ 75.738834][ T77] ocfs2_mknod+0x10f3/0x2290 [ 75.741115][ T77] ocfs2_mkdir+0x181/0x490 [ 75.743237][ T77] vfs_mkdir+0x413/0x630 [ 75.745180][ T77] filename_mkdirat+0x285/0x510 [ 75.747421][ T77] __se_sys_mkdirat+0x35/0x150 [ 75.749581][ T77] do_syscall_64+0x14d/0xf80 [ 75.751661][ T77] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 75.754241][ T77] [ 75.754241][ T77] -> #0 (&ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE]){+.+.}-{4:4}: [ 75.758643][ T77] __lock_acquire+0x15a5/0x2cf0 [ 75.761015][ T77] lock_acquire+0xf0/0x2e0 [ 75.763323][ T77] down_write+0x96/0x200 [ 75.765478][ T77] ocfs2_evict_inode+0x1539/0x44e0 [ 75.768025][ T77] evict+0x61e/0xb10 [ 75.770035][ T77] ocfs2_dentry_iput+0x24d/0x390 [ 75.772463][ T77] __dentry_kill+0x1a2/0x5e0 [ 75.774713][ T77] shrink_kill+0xa9/0x2c0 [ 75.776919][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 75.779367][ T77] prune_dcache_sb+0x119/0x180 [ 75.781846][ T77] super_cache_scan+0x369/0x4b0 [ 75.784249][ T77] do_shrink_slab+0x6df/0x1170 [ 75.786652][ T77] shrink_slab+0x830/0x1150 [ 75.788927][ T77] shrink_one+0x2d9/0x710 [ 75.791133][ T77] shrink_node+0x30e2/0x39d0 [ 75.793514][ T77] kswapd+0x13ef/0x2a40 [ 75.795604][ T77] kthread+0x388/0x470 [ 75.797672][ T77] ret_from_fork+0x51e/0xb90 [ 75.799912][ T77] ret_from_fork_asm+0x1a/0x30 [ 75.802269][ T77] [ 75.802269][ T77] other info that might help us debug this: [ 75.802269][ T77] [ 75.806737][ T77] Chain exists of: [ 75.806737][ T77] &ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE] --> &osb->nfs_sync_rwlock --> &ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE] [ 75.806737][ T77] [ 75.815086][ T77] Possible unsafe locking scenario: [ 75.815086][ T77] [ 75.818374][ T77] CPU0 CPU1 [ 75.820782][ T77] ---- ---- [ 75.823208][ T77] lock(&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]); [ 75.826420][ T77] lock(&osb->nfs_sync_rwlock); [ 75.829383][ T77] lock(&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]); [ 75.833254][ T77] lock(&ocfs2_sysfile_lock_key[INODE_ALLOC_SYSTEM_INODE]); [ 75.836191][ T77] [ 75.836191][ T77] *** DEADLOCK *** [ 75.836191][ T77] [ 75.839468][ T77] 4 locks held by kswapd0/77: [ 75.841394][ T77] #0: ffffffff8e886800 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0x91a/0x2a40 [ 75.844841][ T77] #1: ffff88803f5e60e0 (&type->s_umount_key#52){.+.+}-{4:4}, at: super_cache_scan+0x91/0x4b0 [ 75.848958][ T77] #2: ffff8880421ecbd0 (&osb->nfs_sync_rwlock){.+.+}-{4:4}, at: ocfs2_nfs_sync_lock+0x106/0x270 [ 75.853117][ T77] #3: ffff888047ecd100 (&ocfs2_sysfile_lock_key[ORPHAN_DIR_SYSTEM_INODE]){+.+.}-{4:4}, at: ocfs2_evict_inode+0xe97/0x44e0 [ 75.858408][ T77] [ 75.858408][ T77] stack backtrace: [ 75.861018][ T77] CPU: 0 UID: 0 PID: 77 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 75.861033][ T77] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 75.861041][ T77] Call Trace: [ 75.861049][ T77] [ 75.861054][ T77] dump_stack_lvl+0xe8/0x150 [ 75.861078][ T77] print_circular_bug+0x2e1/0x300 [ 75.861098][ T77] check_noncircular+0x12e/0x150 [ 75.861115][ T77] __lock_acquire+0x15a5/0x2cf0 [ 75.861131][ T77] ? _raw_spin_unlock+0x28/0x50 [ 75.861143][ T77] ? ocfs2_get_system_file_inode+0x202/0x7e0 [ 75.861159][ T77] lock_acquire+0xf0/0x2e0 [ 75.861173][ T77] ? ocfs2_evict_inode+0x1539/0x44e0 [ 75.861191][ T77] down_write+0x96/0x200 [ 75.861205][ T77] ? ocfs2_evict_inode+0x1539/0x44e0 [ 75.861218][ T77] ? __pfx_down_write+0x10/0x10 [ 75.861232][ T77] ? do_raw_spin_unlock+0x4d/0x210 [ 75.861245][ T77] ocfs2_evict_inode+0x1539/0x44e0 [ 75.861262][ T77] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 75.861276][ T77] ? __lock_acquire+0x6b5/0x2cf0 [ 75.861289][ T77] ? arch_stack_walk+0xe3/0x150 [ 75.861306][ T77] ? arch_stack_walk+0xe3/0x150 [ 75.861323][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861339][ T77] ? rcu_is_watching+0x15/0xb0 [ 75.861362][ T77] ? arch_stack_walk+0xe3/0x150 [ 75.861378][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861392][ T77] ? rcu_is_watching+0x15/0xb0 [ 75.861404][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861419][ T77] ? lock_release+0x4b/0x3d0 [ 75.861430][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 75.861445][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861460][ T77] ? rcu_is_watching+0x15/0xb0 [ 75.861475][ T77] ? arch_stack_walk+0xe3/0x150 [ 75.861490][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861505][ T77] ? rcu_is_watching+0x15/0xb0 [ 75.861518][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861534][ T77] ? lock_release+0x4b/0x3d0 [ 75.861546][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 75.861562][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861578][ T77] ? rcu_is_watching+0x15/0xb0 [ 75.861592][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861607][ T77] ? lock_release+0x4b/0x3d0 [ 75.861619][ T77] ? unwind_next_frame+0x1aaf/0x23c0 [ 75.861634][ T77] ? deref_stack_reg+0x19f/0x230 [ 75.861651][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861667][ T77] ? unwind_next_frame+0x1aaf/0x23c0 [ 75.861683][ T77] ? unwind_next_frame+0xa5/0x23c0 [ 75.861698][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 75.861714][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 75.861730][ T77] ? __pfx_stack_trace_consume_entry+0x10/0x10 [ 75.861742][ T77] ? arch_stack_walk+0x11b/0x150 [ 75.861759][ T77] ? ret_from_fork_asm+0x1a/0x30 [ 75.861776][ T77] ? stack_trace_save+0xa9/0x100 [ 75.861787][ T77] ? __bfs+0x153/0x290 [ 75.861800][ T77] ? __pfx_hlock_conflict+0x10/0x10 [ 75.861816][ T77] ? check_path+0x21/0x40 [ 75.861829][ T77] ? check_noncircular+0xda/0x150 [ 75.861845][ T77] ? __lock_acquire+0x6b5/0x2cf0 [ 75.861861][ T77] ? inode_wait_for_writeback+0x16d/0x3b0 [ 75.861878][ T77] ? __pfx_inode_wait_for_writeback+0x10/0x10 [ 75.861892][ T77] ? do_raw_spin_lock+0x12b/0x2f0 [ 75.861905][ T77] ? do_raw_spin_unlock+0x4d/0x210 [ 75.861916][ T77] ? __pfx_ocfs2_evict_inode+0x10/0x10 [ 75.861930][ T77] evict+0x61e/0xb10 [ 75.861949][ T77] ? __pfx_evict+0x10/0x10 [ 75.861965][ T77] ? _raw_spin_unlock+0x28/0x50 [ 75.861976][ T77] ? iput+0xb25/0xe80 [ 75.862021][ T77] ocfs2_dentry_iput+0x24d/0x390 [ 75.862039][ T77] ? fsnotify_grab_connector+0x42/0x240 [ 75.862055][ T77] ? __pfx_ocfs2_dentry_iput+0x10/0x10 [ 75.862072][ T77] ? fsnotify_destroy_marks+0x81/0x330 [ 75.862088][ T77] ? dentry_unlink_inode+0x30e/0x3f0 [ 75.862104][ T77] __dentry_kill+0x1a2/0x5e0 [ 75.862120][ T77] ? shrink_kill+0x8d/0x2c0 [ 75.862133][ T77] shrink_kill+0xa9/0x2c0 [ 75.862146][ T77] shrink_dentry_list+0x2e0/0x5e0 [ 75.862161][ T77] prune_dcache_sb+0x119/0x180 [ 75.862174][ T77] ? __pfx_prune_dcache_sb+0x10/0x10 [ 75.862188][ T77] ? list_lru_count_one+0x27/0x2c0 [ 75.862205][ T77] ? list_lru_count_one+0x264/0x2c0 [ 75.862222][ T77] super_cache_scan+0x369/0x4b0 [ 75.862238][ T77] do_shrink_slab+0x6df/0x1170 [ 75.862252][ T77] shrink_slab+0x830/0x1150 [ 75.862262][ T77] ? shrink_slab+0x1ef/0x1150 [ 75.862275][ T77] ? __pfx_shrink_slab+0x10/0x10 [ 75.862288][ T77] shrink_one+0x2d9/0x710 [ 75.862297][ T77] ? shrink_node+0x2cb8/0x39d0 [ 75.862306][ T77] shrink_node+0x30e2/0x39d0 [ 75.862319][ T77] ? shrink_node+0x2cb8/0x39d0 [ 75.862330][ T77] ? __lock_acquire+0x6b5/0x2cf0 [ 75.862346][ T77] ? percpu_ref_put+0x19/0x180 [ 75.862372][ T77] ? __pfx_shrink_node+0x10/0x10 [ 75.862381][ T77] ? percpu_ref_put+0x19/0x180 [ 75.862399][ T77] ? mem_cgroup_iter+0x420/0x450 [ 75.862411][ T77] ? mem_cgroup_iter+0x3b/0x450 [ 75.862424][ T77] kswapd+0x13ef/0x2a40 [ 75.862437][ T77] ? _raw_spin_unlock_irqrestore+0x4c/0x80 [ 75.862454][ T77] ? kswapd+0x91a/0x2a40 [ 75.862469][ T77] ? __pfx_kswapd+0x10/0x10 [ 75.862483][ T77] ? __lock_acquire+0x6b5/0x2cf0 [ 75.862497][ T77] ? __mutex_unlock_slowpath+0x1bd/0x7d0 [ 75.862512][ T77] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 75.862529][ T77] ? __pfx_autoremove_wake_function+0x10/0x10 [ 75.862541][ T77] ? __kthread_parkme+0x7a/0x1f0 [ 75.862559][ T77] kthread+0x388/0x470 [ 75.862570][ T77] ? __pfx_kswapd+0x10/0x10 [ 75.862582][ T77] ? __pfx_kthread+0x10/0x10 [ 75.862593][ T77] ret_from_fork+0x51e/0xb90 [ 75.862608][ T77] ? __pfx_ret_from_fork+0x10/0x10 [ 75.862621][ T77] ? __switch_to+0xc7d/0x1450 [ 75.862635][ T77] ? __pfx_kthread+0x10/0x10 [ 75.862645][ T77] ret_from_fork_asm+0x1a/0x30 [ 75.862665][ T77]