FAT-fs (loop7): Unrecognized mount option "nnonumtail=1" or missing value watchdog: BUG: soft lockup - CPU#0 stuck for 26s! [syz-executor.4:14060] Modules linked in: irq event stamp: 4529709 hardirqs last enabled at (4529708): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (4529709): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (4471606): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (4471609): [] __irq_exit_rcu+0x11b/0x180 CPU: 0 PID: 14060 Comm: syz-executor.4 Not tainted 6.1.0-rc5-next-20221116 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x35f/0x2130 Code: 00 fc ff df 4d 8d 48 04 4c 89 ca 48 c1 ea 03 0f b6 04 02 4c 89 ca 83 e2 07 38 d0 7f 08 84 c0 0f 85 e4 14 00 00 41 0f b6 40 04 0f 0f 85 a2 01 00 00 48 b8 00 00 00 00 00 fc ff df 49 8d 78 05 RSP: 0018:ffff88806ce09630 EFLAGS: 00000246 RAX: 0000000000000015 RBX: 0000000000000001 RCX: ffffffff81ae5b65 RDX: 0000000000000004 RSI: ffffffff861376c0 RDI: ffffffff85df3314 RBP: ffff88806ce09708 R08: ffffffff861376c0 R09: ffffffff861376c4 R10: ffff88806ce09ff8 R11: 0000000000038001 R12: ffff88806ce096f1 R13: ffff88806ce09710 R14: ffff88806ce096b0 R15: ffffffff81ae5b65 FS: 00007efcd4501700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b31822000 CR3: 0000000022304000 CR4: 0000000000350ef0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc+0x1e0/0x410 __create_object+0x3d/0xc00 __kmem_cache_alloc_node+0x257/0x400 __kmalloc_node_track_caller+0x43/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3de/0x1380 ieee80211_beacon_get_tim+0x99/0x4f0 mac80211_hwsim_beacon_tx+0x1d2/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:unwind_next_frame+0x1c2/0x2130 Code: 8d 43 ff 39 c6 0f 83 8c 15 00 00 48 b8 00 00 00 00 00 fc ff df 89 f2 48 8d 3c 95 08 38 49 86 48 89 f9 48 c1 e9 03 0f b6 0c 01 <48> 89 f8 83 e0 07 83 c0 03 38 c8 7c 27 84 c9 74 23 48 89 54 24 28 RSP: 0018:ffff88804442efe0 EFLAGS: 00000217 RAX: dffffc0000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: 000000000000ae5b RSI: 000000000000ae5b RDI: ffffffff864bf174 RBP: ffff88804442f0b8 R08: ffffffff86149dda R09: ffffffff86149dde R10: ffffed1008885e19 R11: 0000000000038001 R12: ffff88804442f0a1 R13: ffff88804442f0c0 R14: ffff88804442f060 R15: ffffffff81ae5b65 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 kasan_save_free_info+0x2e/0x50 __kasan_slab_free+0x10a/0x190 kmem_cache_free+0xfb/0x610 free_buffer_head+0x4e/0xf0 try_to_free_buffers+0x1a8/0x2b0 jbd2_journal_try_to_free_buffers+0x2a5/0x350 ext4_release_folio+0x176/0x3d0 filemap_release_folio+0x12e/0x1a0 block_invalidate_folio+0x4ad/0x5c0 truncate_cleanup_folio+0x278/0x380 truncate_inode_pages_range+0x22e/0xdf0 truncate_pagecache+0x67/0x90 ext4_setattr+0xe4e/0x2980 notify_change+0xcce/0x1420 do_truncate+0x143/0x200 path_openat+0x20cc/0x29b0 do_filp_open+0x1ba/0x410 do_sys_openat2+0x171/0x4c0 __x64_sys_creat+0xcd/0x120 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7efcd6f8bb19 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:00007efcd4501188 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: ffffffffffffffda RBX: 00007efcd709ef60 RCX: 00007efcd6f8bb19 RDX: 0000000000000000 RSI: 0000000000000119 RDI: 0000000020000240 RBP: 00007efcd6fe5f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffd3c166ef R14: 00007efcd4501300 R15: 0000000000022000 Sending NMI from CPU 0 to CPUs 1: NMI backtrace for cpu 1 CPU: 1 PID: 14056 Comm: syz-executor.6 Not tainted 6.1.0-rc5-next-20221116 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:unwind_next_frame+0x967/0x2130 Code: 44 24 28 48 8d 70 f8 48 89 74 24 20 e8 d2 f4 ff ff 4d 8d 5e 40 84 c0 0f 84 43 fa ff ff 48 8b 74 24 20 48 89 f7 e8 69 ef ff ff <48> 89 e9 48 8b 74 24 20 48 ba 00 00 00 00 00 fc ff df 48 c1 e9 03 RSP: 0018:ffff88806cf09698 EFLAGS: 00000202 RAX: ffffffff817cb20c RBX: 0000000000000002 RCX: 0000000000000002 RDX: ffff88806cf09a01 RSI: ffff88806cf09a70 RDI: ffff88806cf09a70 RBP: ffff88806cf09770 R08: ffffffff860f2bfa R09: ffffffff860f2bfe R10: ffffed100d9e12f0 R11: ffff88806cf09758 R12: ffff88806cf09759 R13: ffff88806cf09778 R14: ffff88806cf09718 R15: ffffffff860f2bff FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f83b7b3efe8 CR3: 000000003a21c000 CR4: 0000000000350ee0 Call Trace: arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_slab_alloc+0x5c/0x70 kmem_cache_alloc_node+0x1f4/0x420 __alloc_skb+0x21a/0x310 skb_copy+0x13d/0x3d0 mac80211_hwsim_tx_frame_no_nl.isra.0+0xb6d/0x1360 mac80211_hwsim_tx_frame+0x1ee/0x2a0 mac80211_hwsim_beacon_tx+0x566/0xab0 __iterate_interfaces+0x2d3/0x560 ieee80211_iterate_active_interfaces_atomic+0x74/0x180 mac80211_hwsim_beacon+0x105/0x200 __hrtimer_run_queues+0x541/0xb50 hrtimer_run_softirq+0x176/0x350 __do_softirq+0x1c7/0x8f9 __irq_exit_rcu+0x11b/0x180 irq_exit_rcu+0x9/0x30 sysvec_apic_timer_interrupt+0x92/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__sanitizer_cov_trace_pc+0x3b/0x70 Code: 81 e1 00 01 00 00 65 48 8b 14 25 c0 86 03 00 a9 00 01 ff 00 74 0e 85 c9 74 35 8b 82 0c 14 00 00 85 c0 74 2b 8b 82 e8 13 00 00 <83> f8 02 75 20 48 8b 8a f0 13 00 00 8b 92 ec 13 00 00 48 8b 01 48 RSP: 0018:ffff88800fe076f8 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: ffff888043471ac0 RSI: ffffffff816cc1fe RDI: 0000000000000007 RBP: dffffc0000000000 R08: 0000000000000007 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000001 R12: ffff888039938328 R13: 0000000000000000 R14: 00007fc575fdc000 R15: ffff88800fe07ad8 unmap_page_range+0x9de/0x2c30 unmap_single_vma+0x190/0x2a0 unmap_vmas+0x226/0x380 exit_mmap+0x158/0x680 mmput+0xd5/0x390 do_exit+0x99b/0x2720 do_group_exit+0xd4/0x2a0 get_signal+0x21a5/0x22e0 arch_do_signal_or_restart+0x79/0x5a0 exit_to_user_mode_prepare+0x131/0x1a0 syscall_exit_to_user_mode+0x1d/0x50 do_syscall_64+0x4c/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7fc578264b19 Code: Unable to access opcode bytes at 0x7fc578264aef. RSP: 002b:00007fc5757da188 EFLAGS: 00000246 ORIG_RAX: 0000000000000055 RAX: 0000000000000007 RBX: 00007fc578377f60 RCX: 00007fc578264b19 RDX: 0000000000000000 RSI: 0000000000000119 RDI: 0000000020000240 RBP: 00007fc5782bef6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcbcc9d65f R14: 00007fc5757da300 R15: 0000000000022000 ---------------- Code disassembly (best guess), 3 bytes skipped: 0: df 4d 8d fisttps -0x73(%rbp) 3: 48 04 4c rex.W add $0x4c,%al 6: 89 ca mov %ecx,%edx 8: 48 c1 ea 03 shr $0x3,%rdx c: 0f b6 04 02 movzbl (%rdx,%rax,1),%eax 10: 4c 89 ca mov %r9,%rdx 13: 83 e2 07 and $0x7,%edx 16: 38 d0 cmp %dl,%al 18: 7f 08 jg 0x22 1a: 84 c0 test %al,%al 1c: 0f 85 e4 14 00 00 jne 0x1506 22: 41 0f b6 40 04 movzbl 0x4(%r8),%eax * 27: a8 0f test $0xf,%al <-- trapping instruction 29: 0f 85 a2 01 00 00 jne 0x1d1 2f: 48 b8 00 00 00 00 00 movabs $0xdffffc0000000000,%rax 36: fc ff df 39: 49 8d 78 05 lea 0x5(%r8),%rdi