watchdog: BUG: soft lockup - CPU#1 stuck for 26s! [syz-executor.1:6081] Modules linked in: irq event stamp: 2729853 hardirqs last enabled at (2729852): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2729853): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (2728322): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (2728325): [] irq_exit_rcu+0x94/0xc0 CPU: 1 UID: 0 PID: 6081 Comm: syz-executor.1 Not tainted 6.12.0-rc3-next-20241016 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__orc_find+0x9b/0xf0 Code: d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 50 48 63 03 48 01 d8 48 39 c1 73 b0 4c 8d 63 fc 4c 39 e5 76 b3 4d 29 ee 49 c1 fe 02 <4b> 8d 04 76 48 8d 04 46 48 83 c4 10 5b 5d 41 5c 41 5d 41 5e 41 5f RSP: 0018:ffff88806cf090d0 EFLAGS: 00000216 RAX: ffffffff818b439c RBX: ffffffff864bf364 RCX: ffffffff818b43a8 RDX: 0000000000000000 RSI: ffffffff86832ede RDI: ffffffff864bf33c RBP: ffffffff864bf368 R08: ffffffff86832ede R09: ffff88806cf091c8 R10: 000000000003c001 R11: 0000000000023c7d R12: ffffffff864bf364 R13: ffffffff864bf33c R14: 000000000000000a R15: dffffc0000000000 FS: 00007ff69c9c8700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b30d28000 CR3: 000000001598c000 CR4: 0000000000350ef0 Call Trace: unwind_next_frame+0x2b7/0x2490 arch_stack_walk+0x87/0xf0 stack_trace_save+0x8f/0xc0 kasan_save_stack+0x24/0x50 kasan_save_track+0x14/0x30 __kasan_kmalloc+0x7f/0x90 __kmalloc_noprof+0x1f7/0x4b0 cfg80211_inform_single_bss_data+0x4f1/0x1c50 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+0x21ec/0x2cf0 ieee80211_rx_napi+0xdc/0x3b0 ieee80211_handle_queued_frames+0xd9/0x130 tasklet_action_common+0x235/0x3b0 handle_softirqs+0x1b1/0x770 irq_exit_rcu+0x94/0xc0 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:ffff88803352f4e0 EFLAGS: 00000246 RAX: ffff88800de7d200 RBX: ffff88800de7d500 RCX: ffffea0000379f40 RDX: 0000000000000000 RSI: ffff888008c41a00 RDI: 0000000000080000 RBP: ffff888008c41a00 R08: ffff88800dc41700 R09: 000000000010000e R10: ffffea0000371000 R11: 0000000000000000 R12: 0000000000000000 R13: ffff88803352f518 R14: ffff88800dc41700 R15: ffff88800dc41700 kasan_quarantine_reduce+0x19c/0x230 __kasan_slab_alloc+0x49/0x70 kmem_cache_alloc_noprof+0x13d/0x3d0 security_inode_alloc+0x3e/0x130 inode_init_always_gfp+0xc27/0xf60 alloc_inode+0x89/0x240 new_inode+0x1c/0x190 __ext4_new_inode+0x2f1/0x4df0 ext4_create+0x2e3/0x4e0 lookup_open.isra.0+0x1133/0x1550 path_openat+0xc91/0x2980 do_filp_open+0x1b8/0x410 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7ff69f452b19 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:00007ff69c9c8188 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007ff69f565f60 RCX: 00007ff69f452b19 RDX: 00000000000c4042 RSI: 0000000020000040 RDI: ffffffffffffff9c RBP: 00007ff69f4acf6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf85ace7f R14: 00007ff69c9c8300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0x1e/0x30 Bluetooth: hci7: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout ---------------- Code disassembly (best guess): 0: d8 83 e0 07 83 c0 fadds -0x3f7cf820(%rbx) 6: 03 38 add (%rax),%edi 8: d0 7c 04 84 sarb -0x7c(%rsp,%rax,1) c: d2 75 50 shlb %cl,0x50(%rbp) f: 48 63 03 movslq (%rbx),%rax 12: 48 01 d8 add %rbx,%rax 15: 48 39 c1 cmp %rax,%rcx 18: 73 b0 jae 0xffffffca 1a: 4c 8d 63 fc lea -0x4(%rbx),%r12 1e: 4c 39 e5 cmp %r12,%rbp 21: 76 b3 jbe 0xffffffd6 23: 4d 29 ee sub %r13,%r14 26: 49 c1 fe 02 sar $0x2,%r14 * 2a: 4b 8d 04 76 lea (%r14,%r14,2),%rax <-- trapping instruction 2e: 48 8d 04 46 lea (%rsi,%rax,2),%rax 32: 48 83 c4 10 add $0x10,%rsp 36: 5b pop %rbx 37: 5d pop %rbp 38: 41 5c pop %r12 3a: 41 5d pop %r13 3c: 41 5e pop %r14 3e: 41 5f pop %r15