[EXT4 FS bs=2048, gc=1, bpg=16384, ipg=32, mo=e000e018, mo2=0002] System zones: 0-7 EXT4-fs error (device loop5): ext4_orphan_get:1413: comm syz-executor.5: bad orphan inode 3940049339 EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.1:46969] Modules linked in: irq event stamp: 66578816 hardirqs last enabled at (66578815): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (66578815): [] _raw_spin_unlock_irqrestore+0x38/0x40 kernel/locking/spinlock.c:191 hardirqs last disabled at (66578816): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1095 softirqs last enabled at (220078): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (220059): [] asm_call_irq_on_stack+0x12/0x20 CPU: 0 PID: 46969 Comm: syz-executor.1 Not tainted 5.10.147 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__preempt_count_sub arch/x86/include/asm/preempt.h:84 [inline] RIP: 0010:__raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:161 [inline] RIP: 0010:_raw_spin_unlock_irqrestore+0x25/0x40 kernel/locking/spinlock.c:191 Code: 3e 00 0f 1f 00 55 48 89 fd 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 ca 37 45 fd 48 89 ef e8 a2 f1 45 fd f6 c7 02 75 10 53 9d <65> ff 0d b4 b2 20 7c 5b 5d e9 6d 83 3e 00 e8 a8 b6 64 fd eb e9 66 RSP: 0018:ffff888045d37d88 EFLAGS: 00000206 RAX: 0000000003f7e97f RBX: 0000000000000206 RCX: 1ffffffff0acd9e9 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff83e1bc98 RBP: ffff888045352450 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff888045352000 R14: ffff888045352450 R15: ffff888045352000 FS: 00007fea6f037700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005590642aa0a0 CR3: 000000004e0ac000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff4ff0 DR7: 0000000000000600 Call Trace: io_cqring_wait fs/io_uring.c:7055 [inline] __do_sys_io_uring_enter+0xdf1/0x1910 fs/io_uring.c:9128 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7fea71ac1b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fea6f037188 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007fea71bd4f60 RCX: 00007fea71ac1b19 RDX: 00000000000005ec RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007fea71b1bf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffbe21df3f R14: 00007fea6f037300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 46968 Comm: syz-executor.0 Not tainted 5.10.147 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__kasan_check_write+0x4/0x10 mm/kasan/common.c:77 Code: 84 00 00 00 00 00 48 c7 c0 fb ff ff ff e9 a4 a1 b4 02 cc cc cc cc 48 8b 0c 24 89 f6 31 d2 e9 83 22 00 00 0f 1f 00 48 8b 0c 24 <89> f6 ba 01 00 00 00 e9 70 22 00 00 41 55 48 c7 c0 00 00 00 80 49 RSP: 0018:ffff88804cf77ca0 EFLAGS: 00000082 RAX: 0000000000000001 RBX: ffff888045351450 RCX: ffffffff8127ab52 RDX: 00000000ffffffff RSI: 0000000000000004 RDI: ffff888045351450 RBP: 1ffff110099eef96 R08: 0000000000000000 R09: ffffffff86797757 R10: 0000000000000046 R11: 0000000000000001 R12: ffff888045351458 R13: ffff888045351460 R14: ffff888045351450 R15: ffff88804cf77eb0 FS: 00007fb80abf9700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fcf48107ec8 CR3: 0000000051218000 CR4: 0000000000350ee0 Call Trace: instrument_atomic_read_write include/linux/instrumented.h:101 [inline] atomic_try_cmpxchg_acquire include/asm-generic/atomic-instrumented.h:705 [inline] queued_spin_lock include/asm-generic/qspinlock.h:82 [inline] do_raw_spin_lock+0x112/0x260 kernel/locking/spinlock_debug.c:113 __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:117 [inline] _raw_spin_lock_irqsave+0x3e/0x60 kernel/locking/spinlock.c:159 finish_wait+0xb2/0x210 kernel/sched/wait.c:392 io_cqring_wait fs/io_uring.c:7055 [inline] __do_sys_io_uring_enter+0xdf1/0x1910 fs/io_uring.c:9128 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7fb80d683b19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fb80abf9188 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 00007fb80d796f60 RCX: 00007fb80d683b19 RDX: 00000000000005ec RSI: 0000000000000000 RDI: 0000000000000003 RBP: 00007fb80d6ddf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe03a871cf R14: 00007fb80abf9300 R15: 0000000000022000 hpet: Lost 2 RTC interrupts hpet: Lost 1 RTC interrupts ---------------- Code disassembly (best guess), 2 bytes skipped: 0: 0f 1f 00 nopl (%rax) 3: 55 push %rbp 4: 48 89 fd mov %rdi,%rbp 7: 48 83 c7 18 add $0x18,%rdi b: 53 push %rbx c: 48 89 f3 mov %rsi,%rbx f: 48 8b 74 24 10 mov 0x10(%rsp),%rsi 14: e8 ca 37 45 fd callq 0xfd4537e3 19: 48 89 ef mov %rbp,%rdi 1c: e8 a2 f1 45 fd callq 0xfd45f1c3 21: f6 c7 02 test $0x2,%bh 24: 75 10 jne 0x36 26: 53 push %rbx 27: 9d popfq * 28: 65 ff 0d b4 b2 20 7c decl %gs:0x7c20b2b4(%rip) # 0x7c20b2e3 <-- trapping instruction 2f: 5b pop %rbx 30: 5d pop %rbp 31: e9 6d 83 3e 00 jmpq 0x3e83a3 36: e8 a8 b6 64 fd callq 0xfd64b6e3 3b: eb e9 jmp 0x26 3d: 66 data16