loop2: detected capacity change from 0 to 184 isofs_fill_super: get root inode failed watchdog: BUG: soft lockup - CPU#0 stuck for 23s! [syz-executor.6:8208] Modules linked in: irq event stamp: 4783737 hardirqs last enabled at (4783736): [] asm_sysvec_apic_timer_interrupt+0x16/0x20 hardirqs last disabled at (4783737): [] sysvec_apic_timer_interrupt+0xb/0xc0 softirqs last enabled at (4701810): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4701813): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 8208 Comm: syz-executor.6 Not tainted 5.19.0-rc7-next-20220721 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:unwind_next_frame+0x200/0x20b0 Code: 48 89 54 24 28 48 89 74 24 20 44 89 5c 24 18 e8 96 b0 66 00 48 8b 54 24 28 48 8b 74 24 20 44 8b 5c 24 18 8b 0c 95 68 59 24 86 <8d> 56 01 48 b8 00 00 00 00 00 fc ff df 48 8d 3c 95 68 59 24 86 49 RSP: 0018:ffff88806ce09698 EFLAGS: 00000246 RAX: 0000000000000007 RBX: 0000000000000002 RCX: 0000000000010abb RDX: 00000000000036a5 RSI: 00000000000036a5 RDI: ffffffff862533fc RBP: ffff88806ce09770 R08: ffffffff852c3b40 R09: ffffffff85e60cc4 R10: ffffed100d9c12f0 R11: 000000000003603c R12: ffff88806ce09759 R13: ffff88806ce09778 R14: ffff88806ce09718 R15: ffffffff8136a571 FS: 00007fa85f911700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000561ae6836a88 CR3: 0000000041700000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x83/0xf0 stack_trace_save+0x8c/0xc0 kasan_save_stack+0x1e/0x40 __kasan_slab_alloc+0x66/0x80 kmem_cache_alloc_node+0x1bf/0x4b0 __alloc_skb+0x210/0x300 skb_copy+0x139/0x3c0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1440 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x562/0xaa0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x70/0x180 mac80211_hwsim_beacon+0x101/0x200 __hrtimer_run_queues+0x5de/0xbd0 hrtimer_run_softirq+0x172/0x340 __do_softirq+0x1c8/0x8d0 __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:qlist_free_all+0xc7/0x1a0 Code: 48 01 d0 48 c1 e8 0c 48 c1 e0 06 48 03 05 a1 3a 9b 03 48 8b 48 08 48 89 c2 f6 c1 01 0f 85 ba 00 00 00 0f 1f 44 00 00 48 8b 02 c4 02 b8 00 00 00 00 48 0f 44 d0 4c 8b 72 18 e9 50 ff ff ff 49 RSP: 0018:ffff888045b17a18 EFLAGS: 00000202 RAX: 0100000000010200 RBX: ffff88800e11d950 RCX: ffffea0000384701 RDX: ffffea0000384700 RSI: ffffea0000243f00 RDI: 0000000040000000 RBP: 0000000000000000 R08: ffff88800e11d950 R09: 000000008012000c R10: ffffea0000243f00 R11: 0000000000000000 R12: dffffc0000000000 R13: ffff888045b17a58 R14: 0000000000000000 R15: ffff8880090fc360 kasan_quarantine_reduce+0x184/0x210 __kasan_slab_alloc+0x7c/0x80 kmem_cache_alloc+0x1b1/0x4a0 __create_object.isra.0+0x3d/0xc10 kmem_cache_alloc_bulk+0x3fe/0x7a0 mas_alloc_nodes+0x2a6/0x6a0 mas_preallocate+0x188/0x320 mmap_region+0x774/0x1a00 do_mmap+0x828/0xf40 vm_mmap_pgoff+0x1af/0x270 ksys_mmap_pgoff+0x3d0/0x4f0 do_syscall_64+0x3b/0x90 entry_SYSCALL_64_after_hwframe+0x63/0xcd RIP: 0033:0x7fa86239bb62 Code: 00 00 00 00 00 0f 1f 00 41 f7 c1 ff 0f 00 00 75 27 55 48 89 fd 53 89 cb 48 85 ff 74 3b 41 89 da 48 89 ef b8 09 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 66 5b 5d c3 0f 1f 00 48 c7 c0 bc ff ff ff 64 RSP: 002b:00007fa85f9110f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 0000000000008011 RCX: 00007fa86239bb62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 00000000200a0000 RBP: 00000000200a0000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000180 R13: 00000000200b0000 R14: 0000000020000300 R15: 00000000200a0000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 8206 Comm: syz-executor.4 Not tainted 5.19.0-rc7-next-20220721 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:lock_is_held_type+0x51/0x130 Code: e3 7b 85 c0 0f 85 c3 00 00 00 65 4c 8b 24 25 c0 6e 02 00 41 8b 94 24 74 09 00 00 85 d2 0f 85 aa 00 00 00 48 89 fd 41 89 f6 9c <8f> 04 24 fa 48 c7 c7 20 d4 86 84 4d 8d ac 24 78 09 00 00 31 db e8 RSP: 0018:ffff88806cf096f0 EFLAGS: 00000046 RAX: 0000000000000000 RBX: ffff88806cf2a6c0 RCX: 0000000000000001 RDX: 0000000000000000 RSI: 00000000ffffffff RDI: ffffffff85405060 RBP: ffffffff85405060 R08: 0000000000000001 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: ffff88801013b580 R13: 00000000ffffffff R14: 00000000ffffffff R15: 0000000000000000 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000561ae682b648 CR3: 000000000d7fa000 CR4: 0000000000350ee0 Call Trace: rcu_read_lock_sched_held+0x3e/0x80 enqueue_hrtimer+0x24f/0x350 __hrtimer_run_queues+0x8e8/0xbd0 hrtimer_interrupt+0x315/0x770 __sysvec_apic_timer_interrupt+0x144/0x500 sysvec_apic_timer_interrupt+0x3b/0xc0 asm_sysvec_apic_timer_interrupt+0x16/0x20 RIP: 0010:queued_spin_lock_slowpath+0x124/0xc80 Code: 00 00 00 65 48 2b 04 25 28 00 00 00 0f 85 cd 0a 00 00 48 81 c4 88 00 00 00 5b 5d 41 5c 41 5d 41 5e 41 5f e9 ee e6 35 03 f3 90 71 ff ff ff 44 8b 74 24 48 41 81 fe 00 01 00 00 0f 84 e5 00 00 RSP: 0018:ffff88806cf09a08 EFLAGS: 00000202 RAX: 0000000000000000 RBX: 0000000000000001 RCX: ffffffff812a5317 RDX: fffffbfff0b077c5 RSI: 0000000000000004 RDI: ffffffff8583be20 RBP: ffffffff8583be20 R08: 0000000000000000 R09: ffffffff8583be23 R10: fffffbfff0b077c4 R11: 0000000000000001 R12: 0000000000000003 R13: fffffbfff0b077c4 R14: 0000000000000001 R15: 1ffff1100d9e1342 do_raw_spin_lock+0x1dc/0x260 mac80211_hwsim_tx_frame_no_nl.isra.0+0x6f1/0x1440 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x562/0xaa0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x70/0x180 mac80211_hwsim_beacon+0x101/0x200 __hrtimer_run_queues+0x5de/0xbd0 hrtimer_run_softirq+0x172/0x340 __do_softirq+0x1c8/0x8d0 __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:free_pgd_range+0x85f/0x1330 Code: ff df 48 81 e3 00 00 e0 ff 48 c1 e8 03 4c 8d 7b ff 80 3c 08 00 0f 85 82 08 00 00 48 8b 04 24 48 8b 74 24 08 4c 89 ff 4c 8b 30 <4c> 89 f5 48 83 e5 9f e8 a5 f8 dc ff 4c 3b 7c 24 08 0f 82 d1 fd ff RSP: 0018:ffff88803c2477a8 EFLAGS: 00000246 RAX: ffff88801805dc78 RBX: 0000001b32000000 RCX: dffffc0000000000 RDX: ffff88801013b580 RSI: 0000001b32c1ffff RDI: 0000001b31ffffff RBP: ffff888008c35400 R08: 0000000000000006 R09: 0000001b31e00000 R10: 0000001b32c20000 R11: 0000000000000001 R12: 0000001b31e00000 R13: ffff88803c247a30 R14: 0000000000000000 R15: 0000001b31ffffff free_pgtables+0x2d2/0x420 exit_mmap+0x1b4/0x680 mmput+0xd1/0x390 do_exit+0xb44/0x2940 do_group_exit+0xd0/0x2a0 get_signal+0x2205/0x24b0 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: 0033:0x7f0b4884fb62 Code: Unable to access opcode bytes at RIP 0x7f0b4884fb38. RSP: 002b:00007f0b45dc50f8 EFLAGS: 00000206 ORIG_RAX: 0000000000000009 RAX: 00000000200a0000 RBX: 0000000000008011 RCX: 00007f0b4884fb62 RDX: 0000000000000003 RSI: 0000000000090140 RDI: 00000000200a0000 RBP: 00000000200a0000 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000008011 R11: 0000000000000206 R12: 0000000020000180 R13: 00000000200b0000 R14: 0000000020000300 R15: 00000000200a0000 ---------------- Code disassembly (best guess): 0: 48 89 54 24 28 mov %rdx,0x28(%rsp) 5: 48 89 74 24 20 mov %rsi,0x20(%rsp) a: 44 89 5c 24 18 mov %r11d,0x18(%rsp) f: e8 96 b0 66 00 callq 0x66b0aa 14: 48 8b 54 24 28 mov 0x28(%rsp),%rdx 19: 48 8b 74 24 20 mov 0x20(%rsp),%rsi 1e: 44 8b 5c 24 18 mov 0x18(%rsp),%r11d 23: 8b 0c 95 68 59 24 86 mov -0x79dba698(,%rdx,4),%ecx * 2a: 8d 56 01 lea 0x1(%rsi),%edx <-- trapping instruction 2d: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 34: fc ff df 37: 48 8d 3c 95 68 59 24 lea -0x79dba698(,%rdx,4),%rdi 3e: 86 3f: 49 rex.WB