EXT4-fs (loop6): mounted filesystem without journal. Opts: ,errors=continue EXT4-fs (loop2): ext4_check_descriptors: Block bitmap for group 0 not in group (block 180665)! EXT4-fs (loop2): group descriptors corrupted! watchdog: BUG: soft lockup - CPU#0 stuck for 22s! [syz-executor.1:5636] Modules linked in: irq event stamp: 109820208 hardirqs last enabled at (109820207): [] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] hardirqs last enabled at (109820207): [] _raw_spin_unlock_irqrestore+0x34/0x40 kernel/locking/spinlock.c:191 hardirqs last disabled at (109820208): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1095 softirqs last enabled at (16606540): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (16606527): [] asm_call_irq_on_stack+0x12/0x20 CPU: 0 PID: 5636 Comm: syz-executor.1 Not tainted 5.10.56 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 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: 80 00 00 00 00 55 48 89 fd 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 8a b8 60 fd 48 89 ef e8 a2 6e 61 fd f6 c7 02 75 0c 53 9d <65> ff 0d c4 0a 3c 7c 5b 5d c3 e8 dc dc 7f fd eb ed 66 2e 0f 1f 84 RSP: 0018:ffff88803e74fd88 EFLAGS: 00000206 RAX: 00000000068bb92f RBX: 0000000000000206 RCX: 1ffffffff0a898f1 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffffff83c5e444 RBP: ffff888017e30450 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000000001 R13: ffff888017e30000 R14: ffff888017e30450 R15: ffff888017e30000 FS: 00007f22ae1d5700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00000000028763bc CR3: 000000004c378000 CR4: 0000000000350ef0 Call Trace: io_cqring_wait fs/io_uring.c:7052 [inline] __do_sys_io_uring_enter+0xded/0x1910 fs/io_uring.c:9116 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 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:00007f22ae1d5188 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 000000000000000d RSI: 000000000000009b RDI: 0000000000000003 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffdb4a4253f R14: 00007f22ae1d5300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 5642 Comm: syz-executor.3 Not tainted 5.10.56 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:test_bit include/asm-generic/bitops/instrumented-non-atomic.h:134 [inline] RIP: 0010:cpumask_test_cpu include/linux/cpumask.h:367 [inline] RIP: 0010:trace_lock_release include/trace/events/lock.h:58 [inline] RIP: 0010:lock_release+0x40e/0x6b0 kernel/locking/lockdep.c:5571 Code: 02 00 00 48 81 c4 90 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f c3 65 8b 1d b0 f4 da 7e 89 db be 08 00 00 00 48 89 d8 48 c1 f8 06 <48> 8d 3c c5 48 fb 44 85 e8 35 f2 43 00 48 0f a3 1d 75 5a 1e 04 0f RSP: 0018:ffff88804763fc38 EFLAGS: 00000056 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff81239026 RDX: ffffed1008e8b003 RSI: 0000000000000008 RDI: ffff888017e35468 RBP: 1ffff11008ec7f89 R08: 0000000000000001 R09: ffff888047458017 R10: ffffed1008e8b002 R11: 0000000000000001 R12: ffff888017e35468 R13: 1ffff11008ec7fa5 R14: 0000000000000202 R15: ffff88804763fea8 FS: 00007efc07b08700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000000970004 CR3: 000000004cf9c000 CR4: 0000000000350ee0 Call Trace: __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:158 [inline] _raw_spin_unlock_irqrestore+0x16/0x40 kernel/locking/spinlock.c:191 spin_unlock_irqrestore include/linux/spinlock.h:409 [inline] prepare_to_wait_exclusive+0x129/0x2a0 kernel/sched/wait.c:266 io_cqring_wait fs/io_uring.c:7039 [inline] __do_sys_io_uring_enter+0x821/0x1910 fs/io_uring.c:9116 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x44/0xa9 RIP: 0033:0x466609 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:00007efc07b08188 EFLAGS: 00000246 ORIG_RAX: 00000000000001aa RAX: ffffffffffffffda RBX: 000000000056bf80 RCX: 0000000000466609 RDX: 000000000000000d RSI: 000000000000009b RDI: 0000000000000003 RBP: 00000000004bfcb9 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000003 R11: 0000000000000246 R12: 000000000056bf80 R13: 00007ffebf7021cf R14: 00007efc07b08300 R15: 0000000000022000