FAT-fs (loop1): Can't find a valid FAT filesystem loop1: detected capacity change from 0 to 264192 FAT-fs (loop1): bogus number of reserved sectors FAT-fs (loop1): Can't find a valid FAT filesystem watchdog: BUG: soft lockup - CPU#0 stuck for 21s! [syz-executor.0:12959] Modules linked in: irq event stamp: 6085505 hardirqs last enabled at (6085504): [] asm_sysvec_apic_timer_interrupt+0x16/0x20 hardirqs last disabled at (6085505): [] sysvec_apic_timer_interrupt+0xb/0xc0 softirqs last enabled at (6081308): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6081311): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 12959 Comm: syz-executor.0 Not tainted 6.1.0-rc1-next-20221018 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:_raw_spin_unlock_irqrestore+0x2e/0x60 Code: 48 83 c7 18 53 48 89 f3 48 8b 74 24 10 e8 fa 6b 02 fd 48 89 ef e8 62 e1 02 fd 80 e7 02 74 06 e8 68 39 25 fd fb bf 01 00 00 00 ad 85 f8 fc 65 8b 05 86 ad da 7b 85 c0 74 07 5b 5d e9 3b 7a 38 RSP: 0018:ffff88806ce09820 EFLAGS: 00000206 RAX: 00000000005cdb72 RBX: 0000000000000246 RCX: ffffffff81298f3f RDX: 0000000000000000 RSI: 0000000000000303 RDI: 0000000000000001 RBP: ffff8880391114d0 R08: 0000000000000001 R09: ffffffff86cd786f R10: fffffbfff0d9af0d R11: 0000000000000001 R12: ffff88806ce09d70 R13: ffff888031ae0000 R14: 0000000000000001 R15: dffffc0000000000 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000555555df5c58 CR3: 000000001bd1e000 CR4: 0000000000350ef0 Call Trace: ieee80211_rx_handlers+0xa600/0xa9a0 ieee80211_prepare_and_rx_handle+0x1cd5/0x5d10 ieee80211_rx_for_interface+0x141/0x3b0 ieee80211_rx_list+0x18ad/0x2e80 ieee80211_rx_napi+0xdb/0x380 ieee80211_tasklet_handler+0xd4/0x130 tasklet_action_common.constprop.0+0x208/0x2f0 __do_softirq+0x1c3/0x8f5 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x5/0x20 sysvec_apic_timer_interrupt+0x8e/0xc0 asm_sysvec_apic_timer_interrupt+0x16/0x20 RIP: 0010:lock_acquire+0x1db/0x530 Code: 02 b8 ff ff ff ff 65 0f c1 05 c1 41 d8 7e 83 f8 01 0f 85 c8 02 00 00 48 83 7c 24 08 00 74 01 fb 48 b8 00 00 00 00 00 fc ff df <48> 01 c3 48 c7 03 00 00 00 00 48 c7 43 08 00 00 00 00 48 8b 84 24 RSP: 0018:ffff888043b274d0 EFLAGS: 00000206 RAX: dffffc0000000000 RBX: 1ffff11008764e9c RCX: 00000000bffd0fbe RDX: 1ffff1100202112e RSI: 0000000000000001 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000000 R09: ffffffff86cd77c7 R10: fffffbfff0d9aef8 R11: 0000000000000001 R12: 0000000000000002 R13: 0000000000000000 R14: ffffffff85407520 R15: 0000000000000000 folio_memcg_lock+0x3a/0x4a0 page_remove_rmap+0x1e/0x490 unmap_page_range+0x1c26/0x2a10 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x21e/0x370 exit_mmap+0x154/0x680 mmput+0xd1/0x390 do_exit+0xa2e/0x27f0 do_group_exit+0xd0/0x2a0 get_signal+0x2195/0x22d0 arch_do_signal_or_restart+0x89/0x1be0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x19/0x40 do_syscall_64+0x48/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7f73f9f76b19 Code: Unable to access opcode bytes at 0x7f73f9f76aef. RSP: 002b:00007f73f74ec188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: 0000000000000006 RBX: 00007f73fa089f60 RCX: 00007f73f9f76b19 RDX: 0000000000105802 RSI: 00000000200001c0 RDI: ffffffffffffff9c RBP: 00007f73f9fd0f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff2279159f R14: 00007f73f74ec300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 skipped: idling at default_idle+0xb/0x10 ---------------- Code disassembly (best guess): 0: 48 83 c7 18 add $0x18,%rdi 4: 53 push %rbx 5: 48 89 f3 mov %rsi,%rbx 8: 48 8b 74 24 10 mov 0x10(%rsp),%rsi d: e8 fa 6b 02 fd callq 0xfd026c0c 12: 48 89 ef mov %rbp,%rdi 15: e8 62 e1 02 fd callq 0xfd02e17c 1a: 80 e7 02 and $0x2,%bh 1d: 74 06 je 0x25 1f: e8 68 39 25 fd callq 0xfd25398c 24: fb sti 25: bf 01 00 00 00 mov $0x1,%edi * 2a: e8 ad 85 f8 fc callq 0xfcf885dc <-- trapping instruction 2f: 65 8b 05 86 ad da 7b mov %gs:0x7bdaad86(%rip),%eax # 0x7bdaadbc 36: 85 c0 test %eax,%eax 38: 74 07 je 0x41 3a: 5b pop %rbx 3b: 5d pop %rbp 3c: e9 .byte 0xe9 3d: 3b 7a 38 cmp 0x38(%rdx),%edi