audit: type=1400 audit(1670234659.142:9): avc: denied { write } for pid=3979 comm="syz-executor.0" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=perf_event permissive=1 loop6: detected capacity change from 0 to 264192 watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.4:3983] Modules linked in: irq event stamp: 5319387 hardirqs last enabled at (5319386): [] asm_sysvec_apic_timer_interrupt+0x1a/0x20 hardirqs last disabled at (5319387): [] sysvec_apic_timer_interrupt+0xf/0xc0 softirqs last enabled at (5306494): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (5306497): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 3983 Comm: syz-executor.4 Not tainted 6.1.0-rc7-next-20221202 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:__orc_find+0x6f/0xf0 Code: 72 4d 4c 89 e0 48 29 e8 48 89 c2 48 c1 e8 3f 48 c1 fa 02 48 01 d0 48 d1 f8 48 8d 5c 85 00 48 89 d8 48 c1 e8 03 42 0f b6 14 38 <48> 89 d8 83 e0 07 83 c0 03 38 d0 7c 04 84 d2 75 50 48 63 03 48 01 RSP: 0018:ffff88806cf096f0 EFLAGS: 00000212 RAX: 1ffffffff0bfc58f RBX: ffffffff85fe2c78 RCX: ffffffff840caec8 RDX: 0000000000000000 RSI: ffffffff86423c44 RDI: ffffffff85fe2c78 RBP: ffffffff85fe2c78 R08: ffffffff86423c44 R09: ffffffff8635a516 R10: ffffed100d9e1304 R11: 0000000000038001 R12: ffffffff85fe2c78 R13: ffffffff85fe2c78 R14: ffffffff85fe2c78 R15: dffffc0000000000 FS: 00007f67b47e4700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f537e9a2542 CR3: 000000000d46a000 CR4: 0000000000350ee0 Call Trace: unwind_next_frame+0x2b1/0x2130 arch_stack_walk+0x87/0xf0 stack_trace_save+0x90/0xd0 kasan_save_stack+0x22/0x50 kasan_set_track+0x25/0x30 __kasan_kmalloc+0x82/0x90 __kmalloc_node_track_caller+0x53/0xb0 __alloc_skb+0xe9/0x310 __netdev_alloc_skb+0x76/0x3e0 __ieee80211_beacon_get+0x3d9/0x1310 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+0x54b/0xba0 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:put_cpu_partial+0x115/0x1c0 Code: 39 43 28 75 61 48 c7 43 28 00 00 00 00 48 c7 c6 b0 b2 7c 81 48 89 df e8 09 67 af ff 48 85 ed 74 06 e8 6f 77 d3 ff fb 4d 85 ed <74> 21 5b 4c 89 ee 5d 4c 89 e7 41 5c 41 5d 41 5e 41 5f e9 54 fa ff RSP: 0018:ffff8880190c7a90 EFLAGS: 00000246 RAX: 000000000028cc33 RBX: ffff88806cf3d8a0 RCX: ffffffff812b7bcf RDX: 0000000000000000 RSI: 0000000000000000 RDI: 0000000000000000 RBP: 0000000000000200 R08: 0000000000000001 R09: ffffffff8762b8ef R10: fffffbfff0ec571d R11: 0000000000000001 R12: ffff88800844f780 R13: 0000000000000000 R14: ffffea000040f080 R15: 0000000000000002 qlist_free_all+0x6d/0x1a0 kasan_quarantine_reduce+0x196/0x230 __kasan_slab_alloc+0x4c/0x70 kmem_cache_alloc+0x1e1/0x410 mas_alloc_nodes+0x420/0x800 mas_preallocate+0x1bf/0x370 mmap_region+0x769/0x1b90 do_mmap+0x82c/0xf50 vm_mmap_pgoff+0x1b3/0x270 ksys_mmap_pgoff+0x3d4/0x500 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f67b726eb19 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:00007f67b47e4188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f67b7381f60 RCX: 00007f67b726eb19 RDX: 0000000001000004 RSI: 0000000000002000 RDI: 0000000020ffc000 RBP: 00007f67b72c8f6d R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000002811 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd4bb4d81f R14: 00007f67b47e4300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 CPU: 0 PID: 3986 Comm: syz-executor.6 Not tainted 6.1.0-rc7-next-20221202 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:lapic_next_deadline+0x25/0x50 Code: 90 90 90 90 90 f3 0f 1e fa 0f ae f0 0f ae e8 0f 31 48 c1 e2 20 b9 e0 06 00 00 48 09 c2 48 8d 04 fa 48 89 c2 48 c1 ea 20 0f 30 <66> 90 31 c0 e9 86 57 31 03 48 89 c6 31 d2 bf e0 06 00 00 e8 83 5c RSP: 0018:ffff88806ce09970 EFLAGS: 00000013 RAX: 00000080d69c9cdc RBX: 0000000000000000 RCX: 00000000000006e0 RDX: 0000000000000080 RSI: ffff88806ce28100 RDI: 0000000000000339 RBP: ffff88806ce28100 R08: 0000000000000007 R09: 0000000000000000 R10: 000000000000093c R11: 0000000000000001 R12: 0000000000000339 R13: 0000000000000000 R14: 0000000000000000 R15: ffff88806ce2b840 FS: 00007f15ae030700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005632bd2c0e18 CR3: 0000000045950000 CR4: 0000000000350ef0 Call Trace: clockevents_program_event+0x248/0x360 tick_program_event+0xb0/0x150 hrtimer_interrupt+0x36a/0x770 __sysvec_apic_timer_interrupt+0x148/0x500 sysvec_apic_timer_interrupt+0x3f/0xc0 asm_sysvec_apic_timer_interrupt+0x1a/0x20 RIP: 0010:__virt_addr_valid+0x175/0x340 Code: a1 3f 35 00 48 c7 c0 c0 d2 9c 87 48 ba 00 00 00 00 00 fc ff df 48 c1 e8 03 80 3c 10 00 0f 85 88 01 00 00 4c 8b 2d eb fd 88 06 <4d> 85 ed 0f 84 5f 01 00 00 e8 6d 3f 35 00 4f 8d 64 e5 00 48 b8 00 RSP: 0018:ffff88806ce09b58 EFLAGS: 00000246 RAX: 1ffffffff0f39a58 RBX: 0000000000000003 RCX: 0000000000000100 RDX: dffffc0000000000 RSI: ffffffff8113d4af RDI: 0000000000000006 RBP: 000000001bd04aa0 R08: 0000000000000006 R09: 0000000000000000 R10: 0000000000000800 R11: 0000000000000001 R12: 0000000000000000 R13: ffff88807ffd8000 R14: 0000000000000002 R15: ffff888008441c80 kasan_addr_to_slab+0xd/0xa0 __kasan_record_aux_stack+0xe/0xb0 __call_rcu_common.constprop.0+0x6a/0xa40 __kmem_cache_free+0x95/0x410 skb_release_data+0x6d8/0x810 consume_skb+0xcb/0x170 mac80211_hwsim_tx_frame+0x1f6/0x2a0 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+0x54b/0xba0 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:rcu_lockdep_current_cpu_online+0x65/0x140 Code: c3 40 a0 03 00 48 ba 00 00 00 00 00 fc ff df 89 c0 48 8d 3c c5 c0 48 2a 85 48 89 f9 48 c1 e9 03 80 3c 11 00 0f 85 bd 00 00 00 <48> 03 1c c5 c0 48 2a 85 48 b8 00 00 00 00 00 fc ff df 48 8d 7b 20 RSP: 0018:ffff888018ddf558 EFLAGS: 00000246 RAX: 0000000000000000 RBX: 000000000003a040 RCX: 1ffffffff0a54918 RDX: dffffc0000000000 RSI: 0000000000000003 RDI: ffffffff852a48c0 RBP: 0000000000000001 R08: 0000000000000000 R09: ffffffff85d077d7 R10: fffffbfff0ba0efa R11: 0000000000000001 R12: 0000000000000001 R13: 0000000000000000 R14: ffff88801082c0d8 R15: 0000000000000000 rcu_read_lock_sched_held+0x2d/0x80 lock_acquire+0x462/0x530 _raw_read_lock+0x5f/0x70 jbd2_transaction_committed+0x25/0x150 ext4_set_iomap.constprop.0+0x15a/0x900 ext4_iomap_begin+0x625/0x710 iomap_iter+0x42f/0x1260 iomap_bmap+0x148/0x220 ext4_bmap+0x21e/0x470 bmap+0xb0/0x130 jbd2_journal_bmap+0xac/0x190 jbd2_journal_flush+0x857/0xc10 __ext4_ioctl+0x9c5/0x4500 __x64_sys_ioctl+0x19e/0x210 do_syscall_64+0x3f/0x90 entry_SYSCALL_64_after_hwframe+0x72/0xdc RIP: 0033:0x7f15b0abab19 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:00007f15ae030188 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f15b0bcdf60 RCX: 00007f15b0abab19 RDX: 0000000020000000 RSI: 000000004004662b RDI: 0000000000000006 RBP: 00007f15b0b14f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffcf3d25d0f R14: 00007f15ae030300 R15: 0000000000022000 ---------------- Code disassembly (best guess): 0: 72 4d jb 0x4f 2: 4c 89 e0 mov %r12,%rax 5: 48 29 e8 sub %rbp,%rax 8: 48 89 c2 mov %rax,%rdx b: 48 c1 e8 3f shr $0x3f,%rax f: 48 c1 fa 02 sar $0x2,%rdx 13: 48 01 d0 add %rdx,%rax 16: 48 d1 f8 sar %rax 19: 48 8d 5c 85 00 lea 0x0(%rbp,%rax,4),%rbx 1e: 48 89 d8 mov %rbx,%rax 21: 48 c1 e8 03 shr $0x3,%rax 25: 42 0f b6 14 38 movzbl (%rax,%r15,1),%edx * 2a: 48 89 d8 mov %rbx,%rax <-- trapping instruction 2d: 83 e0 07 and $0x7,%eax 30: 83 c0 03 add $0x3,%eax 33: 38 d0 cmp %dl,%al 35: 7c 04 jl 0x3b 37: 84 d2 test %dl,%dl 39: 75 50 jne 0x8b 3b: 48 63 03 movslq (%rbx),%rax 3e: 48 rex.W 3f: 01 .byte 0x1