loop5: detected capacity change from 0 to 264192 FAT-fs (loop0): bogus number of reserved sectors FAT-fs (loop0): Can't find a valid FAT filesystem Process accounting resumed tmpfs: Bad value for 'mpol' watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.4:21521] Modules linked in: irq event stamp: 2223373 hardirqs last enabled at (2223372): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2223373): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2222192): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2222201): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 21521 Comm: syz-executor.4 Not tainted 6.12.0-next-20241122 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:fs_reclaim_release+0x0/0x100 Code: 89 14 24 e8 a2 2d 09 00 48 8b 14 24 e9 eb fd ff ff 66 0f 1f 84 00 00 00 00 00 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 90 0f 1e fa 48 b8 00 00 00 00 00 fc ff df 55 65 48 8b 2d e9 da 80 RSP: 0018:ffff88806cf09158 EFLAGS: 00000246 RAX: 0000000000400140 RBX: 0000000000092820 RCX: 0000000000000920 RDX: 0000000000000000 RSI: 0000000000092820 RDI: 0000000000092820 RBP: ffff88806cf091c0 R08: ffff888008c4f780 R09: 0000000000000000 R10: ffff88803da45000 R11: 00000000ffffffff R12: ffff888008c4f780 R13: 0000000000092820 R14: 00000000000000e8 R15: ffffffff818f270f FS: 00007fc0f1fb7700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 000055556fec5098 CR3: 000000003d858000 CR4: 0000000000350ef0 Call Trace: kmem_cache_alloc_noprof+0x4d/0x3d0 __alloc_object+0x2f/0x270 __create_object+0x1d/0x80 __kmalloc_noprof+0x37e/0x4b0 ieee802_11_parse_elems_full+0xec/0x15a0 ieee80211_inform_bss+0xf7/0x10b0 cfg80211_inform_single_bss_data+0x7fe/0x1c50 cfg80211_inform_bss_data+0x20f/0x3510 cfg80211_inform_bss_frame_data+0x250/0x690 ieee80211_bss_info_update+0x2f6/0xa90 ieee80211_scan_rx+0x474/0xac0 ieee80211_rx_list+0x1e38/0x2840 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 __irq_exit_rcu+0xc4/0x100 irq_exit_rcu+0x9/0x20 sysvec_apic_timer_interrupt+0x70/0x80 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:qlist_free_all+0x28/0x160 Code: 90 90 48 8b 07 48 85 c0 0f 84 41 01 00 00 41 57 41 56 41 55 49 89 fd 41 54 49 89 f4 55 53 eb 3e 48 63 95 c0 00 00 00 48 8b 18 <48> 89 ef 48 29 d0 48 89 c6 49 89 c6 e8 e7 f0 ff ff 49 89 c7 66 90 RSP: 0018:ffff8880418a7c60 EFLAGS: 00000246 RAX: ffff88803e264380 RBX: ffff88803e264400 RCX: ffffea0000f89900 RDX: 0000000000000000 RSI: ffff888008c41280 RDI: 0000000000080000 RBP: ffff888008c41280 R08: ffff88803e264300 R09: 000000000020001e R10: ffffea0000f89900 R11: 0000000000000000 R12: 0000000000000000 R13: ffff8880418a7c98 R14: ffff88803e264300 R15: ffff88803e264300 kasan_quarantine_reduce+0x19f/0x240 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 alloc_empty_file+0x76/0x1e0 alloc_file_pseudo+0x139/0x200 sock_alloc_file+0x53/0x1d0 __sys_socket+0x1bc/0x260 __x64_sys_socket+0x73/0xb0 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fc0f4a62b19 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:00007fc0f1fb7188 EFLAGS: 00000246 ORIG_RAX: 0000000000000029 RAX: ffffffffffffffda RBX: 00007fc0f4b76020 RCX: 00007fc0f4a62b19 RDX: 0000000000000010 RSI: 0000000000000003 RDI: 0000000000000010 RBP: 00007fc0f4abcf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff387c848f R14: 00007fc0f1fb7300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 ---------------- Code disassembly (best guess): 0: 89 14 24 mov %edx,(%rsp) 3: e8 a2 2d 09 00 callq 0x92daa 8: 48 8b 14 24 mov (%rsp),%rdx c: e9 eb fd ff ff jmpq 0xfffffdfc 11: 66 0f 1f 84 00 00 00 nopw 0x0(%rax,%rax,1) 18: 00 00 1a: 90 nop 1b: 90 nop 1c: 90 nop 1d: 90 nop 1e: 90 nop 1f: 90 nop 20: 90 nop 21: 90 nop 22: 90 nop 23: 90 nop 24: 90 nop 25: 90 nop 26: 90 nop 27: 90 nop 28: 90 nop 29: 90 nop * 2a: f3 0f 1e fa endbr64 <-- trapping instruction 2e: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 35: fc ff df 38: 55 push %rbp 39: 65 gs 3a: 48 rex.W 3b: 8b .byte 0x8b 3c: 2d .byte 0x2d 3d: e9 .byte 0xe9 3e: da .byte 0xda 3f: 80 .byte 0x80