program: r0 = socket$nl_generic(0x10, 0x3, 0x10) r1 = syz_genetlink_get_family_id$nl80211(&(0x7f0000002200), 0xffffffffffffffff) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000040)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x14, &(0x7f0000000180)={[{@test_dummy_encryption_v1}, {@acl}, {@usrquota}, {@nodioread_nolock}]}, 0x2, 0x5c1, &(0x7f0000000340)="$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") mount(&(0x7f0000000940)=@filename='mtd0\x00', &(0x7f0000000980)='./file0\x00', &(0x7f00000009c0)='jffs2\x00', 0x800000, 0x0) chdir(&(0x7f0000000a00)='./file0\x00') syz_mount_image$vfat(&(0x7f0000000a40), &(0x7f0000000a80)='./file0\x00', 0x0, 0x0, 0x43, 0x0, &(0x7f0000000ac0)) syz_mount_image$exfat(0x0, &(0x7f0000000b00)='./bus\x00', 0x4808, 0x0, 0x0, 0x0, &(0x7f0000000b40)) syz_mount_image$ext4(0x0, &(0x7f0000000b80)='./bus/file0\x00', 0x80008, 0x0, 0x0, 0x0, &(0x7f0000000bc0)) rename(&(0x7f0000000c00)='./file0\x00', &(0x7f0000000c40)='./bus\x00') ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000300)={'wlan0\x00', 0x0}) sendmsg$NL80211_CMD_CRIT_PROTOCOL_START(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000001c0)={0x1c, r1, 0x1, 0x70bd2c, 0x25dfdbfe, {{}, {@val={0x8, 0x3, r2}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x48008}, 0x4) r3 = syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) r4 = openat$cuse(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) r5 = fcntl$dupfd(r3, 0x0, r4) syz_genetlink_get_family_id$mptcp(&(0x7f00000002c0), r5) recvmsg$unix(r5, &(0x7f0000000ac0)={0x0, 0x0, 0x0}, 0x3) sendmsg$GTP_CMD_ECHOREQ(r5, &(0x7f0000000b40)={&(0x7f0000000bc0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000c80)={0x0}, 0x1, 0x0, 0x0, 0x8040}, 0x4000000) setsockopt$inet6_mtu(r5, 0x29, 0x17, &(0x7f0000000cc0)=0x3, 0x4) socket$nl_generic(0x10, 0x3, 0x10) (async) syz_genetlink_get_family_id$nl80211(&(0x7f0000002200), 0xffffffffffffffff) (async) syz_mount_image$ext4(&(0x7f0000000000)='ext4\x00', &(0x7f0000000040)='./file0aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa\x00', 0x14, &(0x7f0000000180)={[{@test_dummy_encryption_v1}, {@acl}, {@usrquota}, {@nodioread_nolock}]}, 0x2, 0x5c1, &(0x7f0000000340)="$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") (async) mount(&(0x7f0000000940)=@filename='mtd0\x00', &(0x7f0000000980)='./file0\x00', &(0x7f00000009c0)='jffs2\x00', 0x800000, 0x0) (async) chdir(&(0x7f0000000a00)='./file0\x00') (async) syz_mount_image$vfat(&(0x7f0000000a40), &(0x7f0000000a80)='./file0\x00', 0x0, 0x0, 0x43, 0x0, &(0x7f0000000ac0)) (async) syz_mount_image$exfat(0x0, &(0x7f0000000b00)='./bus\x00', 0x4808, 0x0, 0x0, 0x0, &(0x7f0000000b40)) (async) syz_mount_image$ext4(0x0, &(0x7f0000000b80)='./bus/file0\x00', 0x80008, 0x0, 0x0, 0x0, &(0x7f0000000bc0)) (async) rename(&(0x7f0000000c00)='./file0\x00', &(0x7f0000000c40)='./bus\x00') (async) ioctl$sock_SIOCGIFINDEX_80211(r0, 0x8933, &(0x7f0000000300)={'wlan0\x00'}) (async) sendmsg$NL80211_CMD_CRIT_PROTOCOL_START(r0, &(0x7f0000000280)={0x0, 0x0, &(0x7f0000000200)={&(0x7f00000001c0)={0x1c, r1, 0x1, 0x70bd2c, 0x25dfdbfe, {{}, {@val={0x8, 0x3, r2}, @void}}}, 0x1c}, 0x1, 0x0, 0x0, 0x48008}, 0x4) (async) syz_init_net_socket$802154_dgram(0x24, 0x2, 0x0) (async) openat$cuse(0xffffffffffffff9c, &(0x7f0000000240), 0x2, 0x0) (async) fcntl$dupfd(r3, 0x0, r4) (async) syz_genetlink_get_family_id$mptcp(&(0x7f00000002c0), r5) (async) recvmsg$unix(r5, &(0x7f0000000ac0)={0x0, 0x0, 0x0}, 0x3) (async) sendmsg$GTP_CMD_ECHOREQ(r5, &(0x7f0000000b40)={&(0x7f0000000bc0)={0x10, 0x0, 0x0, 0x8000000}, 0xc, &(0x7f0000000c80)={0x0}, 0x1, 0x0, 0x0, 0x8040}, 0x4000000) (async) setsockopt$inet6_mtu(r5, 0x29, 0x17, &(0x7f0000000cc0)=0x3, 0x4) (async) [ 95.093365][ T5296] Bluetooth: hci0: command tx timeout [ 95.351234][ T5345] loop0: detected capacity change from 0 to 512 [ 95.395867][ T5345] EXT4-fs (loop0): Test dummy encryption mode enabled [ 95.598145][ T5345] EXT4-fs (loop0): mounted filesystem 00000000-0000-0000-0000-000000000000 r/w without journal. Quota mode: writeback. [ 95.600779][ T5345] jffs2: notice: (5345) jffs2_build_xattr_subsystem: complete building xattr subsystem, 0 of xdatum (0 unchecked, 0 orphan) and 0 of xref (0 dead, 0 orphan) found. [ 95.684380][ T82] [ 95.685482][ T82] ====================================================== [ 95.688272][ T82] WARNING: possible circular locking dependency detected [ 95.691020][ T82] syzkaller #0 Not tainted [ 95.692816][ T82] ------------------------------------------------------ [ 95.695463][ T82] kswapd0/82 is trying to acquire lock: [ 95.697644][ T82] ffff88800fc66c60 (&f->sem){+.+.}-{4:4}, at: jffs2_do_clear_inode+0x62/0x390 [ 95.701120][ T82] [ 95.701120][ T82] but task is already holding lock: [ 95.703840][ T82] ffffffff90297700 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0xa53/0x3a20 [ 95.706980][ T82] [ 95.706980][ T82] which lock already depends on the new lock. [ 95.706980][ T82] [ 95.711061][ T82] [ 95.711061][ T82] the existing dependency chain (in reverse order) is: [ 95.714340][ T82] [ 95.714340][ T82] -> #1 (fs_reclaim){+.+.}-{0:0}: [ 95.716763][ T82] fs_reclaim_acquire+0x71/0x100 [ 95.718558][ T82] kmem_cache_alloc_noprof+0x5f/0x600 [ 95.720582][ T82] jffs2_do_read_inode+0x33f/0x6a0 [ 95.722526][ T82] jffs2_iget+0x228/0xcc0 [ 95.724249][ T82] jffs2_do_fill_super+0x59d/0xc60 [ 95.726146][ T82] mtd_get_sb+0x195/0x420 [ 95.727865][ T82] get_tree_mtd+0x597/0x7d0 [ 95.729603][ T82] vfs_get_tree+0x92/0x2a0 [ 95.731375][ T82] do_new_mount+0x325/0xb00 [ 95.733059][ T82] __se_sys_mount+0x31d/0x420 [ 95.734890][ T82] do_syscall_64+0x166/0x520 [ 95.736944][ T82] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 95.739449][ T82] [ 95.739449][ T82] -> #0 (&f->sem){+.+.}-{4:4}: [ 95.742127][ T82] __lock_acquire+0x164c/0x2de0 [ 95.746458][ T82] lock_acquire+0x115/0x350 [ 95.748495][ T82] __mutex_lock+0x197/0x15a0 [ 95.750465][ T82] jffs2_do_clear_inode+0x62/0x390 [ 95.752773][ T82] evict+0x624/0xb50 [ 95.754688][ T82] prune_icache_sb+0x223/0x2d0 [ 95.756880][ T82] super_cache_scan+0x393/0x4a0 [ 95.759164][ T82] do_shrink_slab+0x6d0/0x10d0 [ 95.761445][ T82] shrink_slab+0x838/0x1210 [ 95.763644][ T82] shrink_one+0x396/0x10f0 [ 95.765654][ T82] shrink_node+0x631e/0x6c50 [ 95.767736][ T82] kswapd+0x1ff4/0x3a20 [ 95.769588][ T82] kthread+0x38b/0x480 [ 95.771521][ T82] ret_from_fork+0x514/0xb70 [ 95.773663][ T82] ret_from_fork_asm+0x1a/0x30 [ 95.775810][ T82] [ 95.775810][ T82] other info that might help us debug this: [ 95.775810][ T82] [ 95.780109][ T82] Possible unsafe locking scenario: [ 95.780109][ T82] [ 95.783337][ T82] CPU0 CPU1 [ 95.785694][ T82] ---- ---- [ 95.787975][ T82] lock(fs_reclaim); [ 95.789683][ T82] lock(&f->sem); [ 95.792279][ T82] lock(fs_reclaim); [ 95.795058][ T82] lock(&f->sem); [ 95.796607][ T82] [ 95.796607][ T82] *** DEADLOCK *** [ 95.796607][ T82] [ 95.800104][ T82] locks held by kswapd0/82: 2, last CPU#0: [ 95.802718][ T82] #0: ffffffff90297700 (fs_reclaim){+.+.}-{0:0}, at: kswapd+0xa53/0x3a20 [ 95.806112][ T82] #1: ffff88803ae34100 (&type->s_umount_key#52){.+.+}-{4:4}, at: super_cache_scan+0x94/0x4a0 [ 95.809963][ T82] [ 95.809963][ T82] stack backtrace: [ 95.812364][ T82] CPU: 0 UID: 0 PID: 82 Comm: kswapd0 Not tainted syzkaller #0 PREEMPT(full) [ 95.816215][ T82] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 95.820367][ T82] Call Trace: [ 95.821855][ T82] [ 95.823155][ T82] dump_stack_lvl+0xe8/0x150 [ 95.825188][ T82] print_circular_bug+0x2e2/0x300 [ 95.827336][ T82] check_noncircular+0x12f/0x150 [ 95.829491][ T82] __lock_acquire+0x164c/0x2de0 [ 95.831669][ T82] lock_acquire+0x115/0x350 [ 95.833674][ T82] ? jffs2_do_clear_inode+0x62/0x390 [ 95.835946][ T82] __mutex_lock+0x197/0x15a0 [ 95.837913][ T82] ? jffs2_do_clear_inode+0x62/0x390 [ 95.840212][ T82] ? do_raw_spin_lock+0x12b/0x2f0 [ 95.842416][ T82] ? lock_acquire+0x115/0x350 [ 95.844498][ T82] ? jffs2_do_clear_inode+0x62/0x390 [ 95.846749][ T82] ? __pfx___mutex_lock+0x10/0x10 [ 95.848880][ T82] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 95.851432][ T82] ? jffs2_xattr_delete_inode+0x59/0x2d0 [ 95.853846][ T82] jffs2_do_clear_inode+0x62/0x390 [ 95.856008][ T82] ? __pfx_jffs2_evict_inode+0x10/0x10 [ 95.858256][ T82] evict+0x624/0xb50 [ 95.859906][ T82] ? __pfx_evict+0x10/0x10 [ 95.861465][ T82] ? __pfx_inode_lru_isolate+0x10/0x10 [ 95.863336][ T82] ? __pfx_inode_lru_isolate+0x10/0x10 [ 95.865156][ T82] ? list_lru_walk_one+0x3c/0x50 [ 95.867061][ T82] prune_icache_sb+0x223/0x2d0 [ 95.869038][ T82] ? __pfx_prune_icache_sb+0x10/0x10 [ 95.870848][ T82] ? list_lru_count_one+0x27/0x2c0 [ 95.872777][ T82] ? list_lru_count_one+0x27/0x2c0 [ 95.874867][ T82] ? list_lru_count_one+0x27/0x2c0 [ 95.877087][ T82] ? list_lru_count_one+0x264/0x2c0 [ 95.879231][ T82] super_cache_scan+0x393/0x4a0 [ 95.881348][ T82] do_shrink_slab+0x6d0/0x10d0 [ 95.883424][ T82] shrink_slab+0x838/0x1210 [ 95.885371][ T82] ? shrink_slab+0x1e9/0x1210 [ 95.887391][ T82] ? __pfx_shrink_slab+0x10/0x10 [ 95.889499][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.891569][ T82] shrink_one+0x396/0x10f0 [ 95.893492][ T82] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.895676][ T82] ? __pfx_shrink_one+0x10/0x10 [ 95.897639][ T82] ? shrink_node+0x5ef3/0x6c50 [ 95.899530][ T82] ? shrink_node+0x5ef3/0x6c50 [ 95.901458][ T82] shrink_node+0x631e/0x6c50 [ 95.903480][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.905473][ T82] ? shrink_node+0x5ef3/0x6c50 [ 95.907347][ T82] ? do_raw_spin_lock+0x12b/0x2f0 [ 95.909381][ T82] ? trace_hrtimer_start+0x82/0x200 [ 95.911615][ T82] ? hrtimer_start_range_ns_common+0x7f6/0xb60 [ 95.914133][ T82] ? finish_task_switch+0x40e/0xc60 [ 95.916255][ T82] ? lockdep_hardirqs_on+0x7b/0x110 [ 95.918390][ T82] ? __pfx_shrink_node+0x10/0x10 [ 95.920317][ T82] ? trace_sched_exit_tp+0x3a/0x130 [ 95.922302][ T82] ? __schedule+0x17f3/0x5830 [ 95.924291][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.926376][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.928470][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.930466][ T82] ? lock_acquire+0x115/0x350 [ 95.932129][ T82] ? percpu_ref_put+0x19/0x180 [ 95.934202][ T82] ? percpu_ref_put+0x19/0x180 [ 95.936318][ T82] ? percpu_ref_put+0x19/0x180 [ 95.938373][ T82] ? mem_cgroup_iter+0x410/0x440 [ 95.940482][ T82] ? mem_cgroup_iter+0x3b/0x440 [ 95.942375][ T82] kswapd+0x1ff4/0x3a20 [ 95.944060][ T82] ? kswapd+0xa53/0x3a20 [ 95.945649][ T82] ? do_raw_spin_lock+0x12b/0x2f0 [ 95.947650][ T82] ? __pfx_kswapd+0x10/0x10 [ 95.949504][ T82] ? __pfx_do_raw_spin_lock+0x10/0x10 [ 95.951761][ T82] ? __lock_acquire+0x747/0x2de0 [ 95.953866][ T82] ? set_cpus_allowed_ptr+0x18f/0x1f0 [ 95.956090][ T82] ? __pfx_autoremove_wake_function+0x10/0x10 [ 95.958556][ T82] ? _raw_spin_unlock_irqrestore+0x30/0x80 [ 95.960991][ T82] ? __kthread_parkme+0x71/0x1f0 [ 95.963077][ T82] ? __kthread_parkme+0x199/0x1f0 [ 95.965283][ T82] kthread+0x38b/0x480 [ 95.967031][ T82] ? __pfx_kswapd+0x10/0x10 [ 95.968934][ T82] ? __pfx_kthread+0x10/0x10 [ 95.970918][ T82] ret_from_fork+0x514/0xb70 [ 95.972953][ T82] ? __pfx_ret_from_fork+0x10/0x10 [ 95.975154][ T82] ? __switch_to+0xc78/0x1410 [ 95.977181][ T82] ? __pfx_kthread+0x10/0x10 [ 95.979148][ T82] ret_from_fork_asm+0x1a/0x30 [ 95.981214][ T82]