watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.0:10618] Modules linked in: irq event stamp: 6336 hardirqs last enabled at (6335): [] __exit_to_kernel_mode arch/arm64/kernel/entry-common.c:84 [inline] hardirqs last enabled at (6335): [] exit_to_kernel_mode+0xe8/0x118 arch/arm64/kernel/entry-common.c:94 hardirqs last disabled at (6336): [] __el1_irq arch/arm64/kernel/entry-common.c:468 [inline] hardirqs last disabled at (6336): [] el1_interrupt+0x24/0x68 arch/arm64/kernel/entry-common.c:486 softirqs last enabled at (1624): [] softirq_handle_end kernel/softirq.c:414 [inline] softirqs last enabled at (1624): [] __do_softirq+0xc1c/0xe38 kernel/softirq.c:600 softirqs last disabled at (1541): [] ____do_softirq+0x14/0x20 arch/arm64/kernel/irq.c:80 CPU: 1 PID: 10618 Comm: syz-executor.0 Not tainted 6.1.83-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 03/27/2024 pstate: 60400005 (nZCv daif +PAN -UAO -TCO -DIT -SSBS BTYPE=--) pc : csd_lock_wait kernel/smp.c:424 [inline] pc : smp_call_function_many_cond+0x20f8/0x32b8 kernel/smp.c:998 lr : csd_lock_wait kernel/smp.c:424 [inline] lr : smp_call_function_many_cond+0x2110/0x32b8 kernel/smp.c:998 sp : ffff80001e8a7080 x29: ffff80001e8a73e0 x28: 1fffe00036872238 x27: ffff800015841130 x26: ffff80001e8a71e8 x25: ffff0001b4376348 x24: 0000000000000000 x23: dfff800000000000 x22: ffff0001b43911c8 x21: 0000000000000011 x20: ffff80001e8a71e0 x19: ffff0001b43911c0 x18: 1ffff00003d14efa x17: 0000000000000000 x16: ffff800008304e88 x15: 0000000000000002 x14: 0000000000000406 x13: ffff0000d3013780 x12: 0000000000040000 x11: 000000000003ffff x10: ffff80002441c000 x9 : 0000000000000000 x8 : 0000000000000011 x7 : 0000000000000000 x6 : 0000000000000000 x5 : 0000000000000000 x4 : ffff800008b34550 x3 : ffff800008451978 x2 : 0000000000000000 x1 : 0000000000000004 x0 : 0000000000000001 Call trace: __cmpwait_case_32 arch/arm64/include/asm/cmpxchg.h:252 [inline] __cmpwait arch/arm64/include/asm/cmpxchg.h:278 [inline] csd_lock_wait kernel/smp.c:424 [inline] smp_call_function_many_cond+0x20f8/0x32b8 kernel/smp.c:998 on_each_cpu_cond_mask+0x5c/0xc4 kernel/smp.c:1166 on_each_cpu_cond include/linux/smp.h:105 [inline] invalidate_bh_lrus+0x34/0x40 fs/buffer.c:1412 kill_bdev block/bdev.c:75 [inline] set_blocksize+0x270/0x2e8 block/bdev.c:152 sb_set_blocksize block/bdev.c:161 [inline] sb_min_blocksize+0xcc/0x18c block/bdev.c:177 hfs_mdb_get+0xac/0x1c2c fs/hfs/mdb.c:85 hfs_fill_super+0xd64/0x13b4 fs/hfs/super.c:406 mount_bdev+0x274/0x370 fs/super.c:1432 hfs_mount+0x44/0x58 fs/hfs/super.c:456 legacy_get_tree+0xd4/0x16c fs/fs_context.c:632 vfs_get_tree+0x90/0x274 fs/super.c:1562 do_new_mount+0x278/0x8fc fs/namespace.c:3051 path_mount+0x590/0xe5c fs/namespace.c:3381 do_mount fs/namespace.c:3394 [inline] __do_sys_mount fs/namespace.c:3602 [inline] __se_sys_mount fs/namespace.c:3579 [inline] __arm64_sys_mount+0x45c/0x594 fs/namespace.c:3579 __invoke_syscall arch/arm64/kernel/syscall.c:38 [inline] invoke_syscall+0x98/0x2c0 arch/arm64/kernel/syscall.c:52 el0_svc_common+0x138/0x258 arch/arm64/kernel/syscall.c:142 do_el0_svc+0x64/0x218 arch/arm64/kernel/syscall.c:206 el0_svc+0x58/0x168 arch/arm64/kernel/entry-common.c:637 el0t_64_sync_handler+0x84/0xf0 arch/arm64/kernel/entry-common.c:655 el0t_64_sync+0x18c/0x190 arch/arm64/kernel/entry.S:585