ext4 filesystem being mounted at /syzkaller-testdir115744355/syzkaller.jCTHiI/15/mnt supports timestamps until 2038-01-19 (0x7fffffff) EXT4-fs (loop6): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. EXT4-fs (loop1): unmounting filesystem 76b65be2-f6da-4727-8c75-0525a5b65a09. Bluetooth: hci1: command 0x0406 tx timeout watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.5:7351] Modules linked in: irq event stamp: 2546895 hardirqs last enabled at (2546894): [] irqentry_exit+0x3b/0x90 hardirqs last disabled at (2546895): [] sysvec_apic_timer_interrupt+0xf/0x80 softirqs last enabled at (1026686): [] handle_softirqs+0x50c/0x770 softirqs last disabled at (1026689): [] __irq_exit_rcu+0xc4/0x100 CPU: 1 UID: 0 PID: 7351 Comm: syz-executor.5 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:kernel_text_address+0x2b/0xc0 Code: 0f 1f 00 55 48 89 fd 48 83 ec 08 e8 3f ff ff ff 85 c0 74 0f b8 01 00 00 00 48 83 c4 08 5d e9 8c cd 64 03 e8 e7 32 17 00 84 c0 <74> 33 48 89 ef e8 fb 54 1c 00 84 c0 75 dc 48 89 ee 48 c7 c7 00 db RSP: 0018:ffff88806cf09168 EFLAGS: 00000202 RAX: 0000000000000001 RBX: 00007fa15876ca04 RCX: 1ffffffff0c7ed28 RDX: 0000000000000000 RSI: ffffffff81009b20 RDI: ffff88806cf365d0 RBP: 00007fa15876ca04 R08: ffffffff86bfbc7e R09: ffff88806cf091e8 R10: 00007fa15876c000 R11: 00000000000c3893 R12: ffff88806cf09270 R13: 0000000000000000 R14: ffff8880307d8000 R15: ffffffff8435e281 FS: 00007fa155d2f700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31620000 CR3: 000000003aba6000 CR4: 0000000000350ef0 Call Trace: __kernel_text_address+0xd/0x40 unwind_get_return_address+0x59/0xa0 arch_stack_walk+0x9d/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+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:lock_is_held_type+0xe3/0x120 Code: 31 c0 44 39 f0 41 0f 94 c0 b8 ff ff ff ff 65 0f c1 05 e9 e9 7d 7b 83 f8 01 75 2e 48 f7 04 24 00 02 00 00 74 01 fb 48 83 c4 08 <44> 89 c0 5b 5d 41 5c 41 5d 41 5e 41 5f e9 db 48 02 00 44 89 c0 e9 RSP: 0018:ffff88803c6df330 EFLAGS: 00000296 RAX: 0000000000000001 RBX: 0000000000000002 RCX: 0000000000000001 RDX: 0000000000000000 RSI: ffffffff85c16120 RDI: ffff8880307d8a68 RBP: ffffffff85c16120 R08: 0000000000000000 R09: ffff8880307d8a38 R10: ffffffff863fa397 R11: 0000000000000001 R12: ffff8880307d8000 R13: ffff8880307d8a40 R14: 00000000ffffffff R15: ffff8880307d8a68 __schedule+0x12ee/0x2fa0 __cond_resched+0x45/0x70 __kmalloc_noprof+0x368/0x4b0 memcg_list_lru_alloc+0x2b3/0x780 __memcg_slab_post_alloc_hook+0x130/0x8b0 kmem_cache_alloc_lru_noprof+0x32a/0x3c0 __d_alloc+0x31/0x990 d_alloc+0x4a/0x1e0 d_alloc_parallel+0xe6/0x1140 lookup_open.isra.0+0x960/0x1550 path_openat+0xc91/0x2980 do_filp_open+0x1e9/0x450 do_sys_openat2+0x164/0x1d0 __x64_sys_openat+0x143/0x200 do_syscall_64+0xbf/0x1d0 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa15876ca04 Code: 84 00 00 00 00 00 44 89 54 24 0c e8 96 f9 ff ff 44 8b 54 24 0c 44 89 e2 48 89 ee 41 89 c0 bf 9c ff ff ff b8 01 01 00 00 0f 05 <48> 3d 00 f0 ff ff 77 34 44 89 c7 89 44 24 0c e8 c8 f9 ff ff 8b 44 RSP: 002b:00007fa155d2ecc0 EFLAGS: 00000293 ORIG_RAX: 0000000000000101 RAX: ffffffffffffffda RBX: 00007fa1588ccf60 RCX: 00007fa15876ca04 RDX: 0000000000000002 RSI: 00007fa155d2ed60 RDI: 00000000ffffff9c RBP: 00007fa155d2ed60 R08: 0000000000000000 R09: 000000000000000e R10: 0000000000000000 R11: 0000000000000293 R12: 0000000000000002 R13: 00007fff4d14f56f R14: 00007fa155d2f300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 UID: 0 PID: 15 Comm: ksoftirqd/0 Not tainted 6.12.0-rc7-next-20241115 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:trace_hardirqs_on+0x31/0x40 Code: 59 5d a9 7e 85 c0 75 0e e8 3c e3 d5 ff 48 8b 3c 24 e9 f3 9a 2a 03 48 8b 3c 24 e8 ba fe ff ff 65 c7 05 33 5d a9 7e 00 00 00 00 1a e3 d5 ff 48 8b 3c 24 e9 d1 9a 2a 03 90 90 90 90 90 90 90 90 RSP: 0018:ffff888009607dc8 EFLAGS: 00000002 RAX: 0000000000000001 RBX: 0000000000000007 RCX: ffffffff8159ff2d RDX: 0000000000000000 RSI: 0000000000000008 RDI: ffff88806ce365d0 RBP: ffff88806ce287a0 R08: 0000000000000000 R09: fffffbfff0c7f472 R10: ffffffff863fa397 R11: ffff8880095e3ba8 R12: 0000000000000100 R13: 0000000000000006 R14: 0000000000000006 R15: ffff88803c3795e8 FS: 0000000000000000(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fab4fe37728 CR3: 000000000b71c000 CR4: 0000000000350ef0 Call Trace: tasklet_action_common+0x74/0x3b0 handle_softirqs+0x1b1/0x770 run_ksoftirqd+0x2e/0x60 smpboot_thread_fn+0x3eb/0x930 kthread+0x2c2/0x3a0 ret_from_fork+0x48/0x80 ret_from_fork_asm+0x1a/0x30 ---------------- Code disassembly (best guess): 0: 0f 1f 00 nopl (%rax) 3: 55 push %rbp 4: 48 89 fd mov %rdi,%rbp 7: 48 83 ec 08 sub $0x8,%rsp b: e8 3f ff ff ff callq 0xffffff4f 10: 85 c0 test %eax,%eax 12: 74 0f je 0x23 14: b8 01 00 00 00 mov $0x1,%eax 19: 48 83 c4 08 add $0x8,%rsp 1d: 5d pop %rbp 1e: e9 8c cd 64 03 jmpq 0x364cdaf 23: e8 e7 32 17 00 callq 0x17330f 28: 84 c0 test %al,%al * 2a: 74 33 je 0x5f <-- trapping instruction 2c: 48 89 ef mov %rbp,%rdi 2f: e8 fb 54 1c 00 callq 0x1c552f 34: 84 c0 test %al,%al 36: 75 dc jne 0x14 38: 48 89 ee mov %rbp,%rsi 3b: 48 rex.W 3c: c7 .byte 0xc7 3d: c7 .byte 0xc7 3e: 00 db add %bl,%bl