program: prlimit64(0x0, 0xe, &(0x7f0000000780)={0x8, 0x248}, 0x0) sched_setscheduler(0x0, 0x1, &(0x7f0000000080)=0x7) r0 = getpid() sched_setaffinity(0x0, 0x1, &(0x7f00000002c0)=0x2) sched_setscheduler(r0, 0x2, &(0x7f0000000200)=0x6) socketpair$unix(0x1, 0x2, 0x0, &(0x7f00000001c0)={0xffffffffffffffff, 0xffffffffffffffff}) connect$unix(r1, &(0x7f00000004c0)=@abs, 0x6e) sendmmsg$unix(r2, &(0x7f0000000000), 0x651, 0x0) recvmmsg(r1, &(0x7f00000000c0), 0x3fffffffffffeda, 0x2, 0x0) bpf$PROG_LOAD(0x5, &(0x7f0000000680)={0x0, 0xc, &(0x7f0000000440)=@framed={{}, [@ringbuf_output={{}, {}, {}, {}, {}, {}, {}, {0x85, 0x0, 0x0, 0x3}}]}, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x90) r3 = bpf$MAP_CREATE(0x0, &(0x7f0000000000)=ANY=[@ANYBLOB="0b00000007000000010001000900000001"], 0x48) bpf$MAP_GET_NEXT_KEY(0x2, &(0x7f0000000080)={r3, &(0x7f0000000080), &(0x7f0000000200)=""/166}, 0x20) bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x0, 0xc, &(0x7f0000000440)=ANY=[@ANYBLOB="1800000000000000000000000000000018110000", @ANYRES32=r3], 0x0, 0x80, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) fchmodat(0xffffffffffffff9c, &(0x7f0000000180)='./bus/file0\x00', 0x12) r4 = bpf$PROG_LOAD(0x5, &(0x7f00000000c0)={0x11, 0xc, &(0x7f0000000440)=ANY=[], &(0x7f0000000240)='GPL\x00', 0x0, 0x0, 0x0, 0x0, 0x0, '\x00', 0x0, @fallback, 0xffffffffffffffff, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @void, @value}, 0x94) bpf$BPF_RAW_TRACEPOINT_OPEN(0x11, &(0x7f0000000080)={&(0x7f0000000040)='sched_switch\x00', r4}, 0x10) syz_mount_image$ext4(&(0x7f0000000000)='ext2\x00', &(0x7f0000000040)='./file0\x00', 0x400, &(0x7f0000000080), 0x0, 0x597, &(0x7f0000000d80)="$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") [ 76.287611][ T5300] Bluetooth: hci0: command tx timeout [ 76.342200][ T1308] ieee802154 phy0 wpan0: encryption failed: -22 [ 76.345325][ T1308] ieee802154 phy1 wpan1: encryption failed: -22 [ 76.458255][ T5316] [ 76.459257][ T5316] ============================= [ 76.461176][ T5316] [ BUG: Invalid wait context ] [ 76.463074][ T5316] 6.13.0-rc1-syzkaller-00182-gb8f52214c61a #0 Not tainted [ 76.465638][ T5316] ----------------------------- [ 76.467330][ T5316] syz.0.0/5316 is trying to lock: [ 76.469227][ T5316] ffff888042ae9200 (&trie->lock){....}-{3:3}, at: trie_delete_elem+0x96/0x6a0 [ 76.472315][ T5316] other info that might help us debug this: [ 76.474302][ T5316] context-{5:5} [ 76.475514][ T5316] 2 locks held by syz.0.0/5316: [ 76.477194][ T5316] #0: ffff88801fc3e8d8 (&rq->__lock){-.-.}-{2:2}, at: raw_spin_rq_lock_nested+0x2a/0x140 [ 76.480572][ T5316] #1: ffffffff8e937aa0 (rcu_read_lock){....}-{1:3}, at: bpf_trace_run4+0x244/0x590 [ 76.484247][ T5316] stack backtrace: [ 76.485698][ T5316] CPU: 0 UID: 0 PID: 5316 Comm: syz.0.0 Not tainted 6.13.0-rc1-syzkaller-00182-gb8f52214c61a #0 [ 76.489702][ T5316] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2~bpo12+1 04/01/2014 [ 76.493586][ T5316] Call Trace: [ 76.494834][ T5316] [ 76.495889][ T5316] dump_stack_lvl+0x241/0x360 [ 76.497633][ T5316] ? __pfx_dump_stack_lvl+0x10/0x10 [ 76.499571][ T5316] ? __pfx__printk+0x10/0x10 [ 76.501234][ T5316] __lock_acquire+0x15a8/0x2100 [ 76.503084][ T5316] lock_acquire+0x1ed/0x550 [ 76.504812][ T5316] ? trie_delete_elem+0x96/0x6a0 [ 76.506818][ T5316] ? __pfx_lock_acquire+0x10/0x10 [ 76.508643][ T5316] ? __lock_acquire+0x1397/0x2100 [ 76.510470][ T5316] _raw_spin_lock_irqsave+0xd5/0x120 [ 76.512523][ T5316] ? trie_delete_elem+0x96/0x6a0 [ 76.514373][ T5316] ? __pfx__raw_spin_lock_irqsave+0x10/0x10 [ 76.516636][ T5316] ? __pfx_lock_acquire+0x10/0x10 [ 76.518538][ T5316] ? sched_clock_cpu+0x76/0x490 [ 76.520287][ T5316] ? __pfx_lock_release+0x10/0x10 [ 76.522048][ T5316] trie_delete_elem+0x96/0x6a0 [ 76.523703][ T5316] ? __pfx___cant_migrate+0x10/0x10 [ 76.525644][ T5316] ? plist_check_list+0x477/0x4d0 [ 76.527586][ T5316] ? bpf_trace_run4+0x244/0x590 [ 76.529260][ T5316] bpf_prog_2c29ac5cdc6b1842+0x43/0x47 [ 76.531362][ T5316] bpf_trace_run4+0x334/0x590 [ 76.533425][ T5316] ? __pfx_bpf_trace_run4+0x10/0x10 [ 76.535245][ T5316] ? psi_task_switch+0x41d/0x7a0 [ 76.537075][ T5316] ? psi_task_switch+0x41d/0x7a0 [ 76.538975][ T5316] __schedule+0x22bc/0x4c30 [ 76.540623][ T5316] ? __pfx___schedule+0x10/0x10 [ 76.542210][ T5316] ? __pfx_lock_release+0x10/0x10 [ 76.544110][ T5316] ? futex_wait_queue+0x27/0x1d0 [ 76.546143][ T5316] ? schedule+0x90/0x320 [ 76.547876][ T5316] schedule+0x14b/0x320 [ 76.549394][ T5316] ? futex_wait_queue+0x27/0x1d0 [ 76.551137][ T5316] futex_wait_queue+0x14e/0x1d0 [ 76.552922][ T5316] __futex_wait+0x17f/0x320 [ 76.554640][ T5316] ? __pfx___futex_wait+0x10/0x10 [ 76.556439][ T5316] ? __pfx_futex_wake_mark+0x10/0x10 [ 76.558330][ T5316] ? do_raw_spin_unlock+0x58/0x8b0 [ 76.560202][ T5316] ? wake_up_q+0xdc/0x120 [ 76.561781][ T5316] futex_wait+0x101/0x360 [ 76.563390][ T5316] ? __pfx_futex_wait+0x10/0x10 [ 76.565121][ T5316] do_futex+0x33b/0x560 [ 76.566531][ T5316] ? bpf_raw_tracepoint_open+0x18b/0x1f0 [ 76.568691][ T5316] ? __pfx_do_futex+0x10/0x10 [ 76.570500][ T5316] ? __pfx___sys_bpf+0x10/0x10 [ 76.572267][ T5316] ? __rseq_handle_notify_resume+0x34d/0x14e0 [ 76.574781][ T5316] __se_sys_futex+0x3f9/0x480 [ 76.576631][ T5316] ? __pfx___se_sys_futex+0x10/0x10 [ 76.578661][ T5316] ? __pfx_lockdep_hardirqs_on_prepare+0x10/0x10 [ 76.580885][ T5316] ? do_syscall_64+0x100/0x230 [ 76.582730][ T5316] ? __x64_sys_futex+0x21/0xf0 [ 76.584565][ T5316] do_syscall_64+0xf3/0x230 [ 76.586299][ T5316] ? clear_bhb_loop+0x35/0x90 [ 76.588149][ T5316] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 76.590464][ T5316] RIP: 0033:0x7fddc957fed9 [ 76.592117][ T5316] Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 00 48 89 f8 48 89 f7 48 89 d6 48 89 ca 4d 89 c2 4d 89 c8 4c 8b 4c 24 08 0f 05 <48> 3d 01 f0 ff ff 73 01 c3 48 c7 c1 a8 ff ff ff f7 d8 64 89 01 48 [ 76.598806][ T5316] RSP: 002b:00007fddca3f20e8 EFLAGS: 00000246 ORIG_RAX: 00000000000000ca [ 76.601840][ T5316] RAX: ffffffffffffffda RBX: 00007fddc9746168 RCX: 00007fddc957fed9 [ 76.604666][ T5316] RDX: 0000000000000000 RSI: 0000000000000080 RDI: 00007fddc9746168 [ 76.607699][ T5316] RBP: 00007fddc9746160 R08: 0000000000000000 R09: 0000000000000000 [ 76.610628][ T5316] R10: 0000000000000000 R11: 0000000000000246 R12: 00007fddc974616c [ 76.613537][ T5316] R13: 0000000000000000 R14: 00007fff1a645e40 R15: 00007fff1a645f28 [ 76.616431][ T5316] [ 76.621355][ T5316] loop0: detected capacity change from 0 to 512 [ 76.633668][ T5316] EXT4-fs: Warning: mounting with data=journal disables delayed allocation, dioread_nolock, O_DIRECT and fast_commit support! [ 76.638652][ T5316] EXT4-fs (loop0): mounting ext2 file system using the ext4 subsystem [ 76.654339][ T5316] EXT4-fs error (device loop0): __ext4_fill_super:5505: inode #2: comm syz.0.0: casefold flag without casefold feature [ 76.659224][ T5316] EXT4-fs (loop0): get root inode failed [ 76.661345][ T5316] EXT4-fs (loop0): mount failed