ALSA: seq fatal error: cannot create timer (-22) ALSA: seq fatal error: cannot create timer (-22) watchdog: BUG: soft lockup - CPU#1 stuck for 22s! [syz-executor.3:8175] Modules linked in: irq event stamp: 6983637 hardirqs last enabled at (6983636): [] asm_sysvec_apic_timer_interrupt+0x16/0x20 hardirqs last disabled at (6983637): [] sysvec_apic_timer_interrupt+0xb/0xc0 softirqs last enabled at (6983472): [] __irq_exit_rcu+0x11b/0x180 softirqs last disabled at (6983475): [] __irq_exit_rcu+0x11b/0x180 CPU: 1 PID: 8175 Comm: syz-executor.3 Not tainted 5.19.0-rc6-next-20220713 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 RIP: 0010:kcov_remote_start+0x167/0x6d0 Code: 48 c7 43 28 00 00 00 00 48 c7 c6 ad 14 45 81 48 89 df e8 3c 5e e4 ff 4d 85 ed 0f 84 dd fe ff ff e8 2e bd 06 00 fb 48 83 c4 18 <5b> 5d 41 5c 41 5d 41 5e 41 5f e9 5a 25 fb 02 65 8b 05 93 59 bd 7e RSP: 0018:ffff88806cf09c58 EFLAGS: 00000282 RAX: 00000000006a8fc4 RBX: ffff88806cf2b188 RCX: ffffffff8128d56f RDX: 0000000000000000 RSI: 0000000000000102 RDI: 0000000000000000 RBP: ffff88801b68b580 R08: 0000000000000001 R09: ffffffff86a937d7 R10: fffffbfff0d526fa R11: 0000000000000001 R12: 0000000000000000 R13: 0000000000000200 R14: ffff88806cf2b188 R15: ffff88801b68b580 FS: 0000000000000000(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f63b3e561f0 CR3: 0000000005026000 CR4: 0000000000350ee0 Call Trace: ieee80211_rx_list+0x44e/0x26e0 ieee80211_rx_napi+0xdb/0x380 ieee80211_tasklet_handler+0xd4/0x130 tasklet_action_common.constprop.0+0x208/0x2f0 __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:trace_rss_stat+0x18a/0x240 Code: 80 3c 10 00 0f 85 c0 00 00 00 48 8b 05 af 52 25 04 e8 1a 94 c8 ff 31 ff 89 c3 89 c6 e8 6f 8f dd ff 85 db 74 2f e8 b6 92 dd ff <65> ff 0d 8f f4 9a 7e 0f 94 c3 31 ff 89 de e8 13 8f dd ff 84 db 0f RSP: 0018:ffff88801e8b7640 EFLAGS: 00000293 RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 RDX: ffff88801b68b580 RSI: ffffffff816779ea RDI: 0000000000000005 RBP: ffff88801b4eaa00 R08: 0000000000000005 R09: 0000000000000000 R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000001a41 R13: 0000000000000000 R14: ffff88801b4eaa00 R15: dffffc0000000000 unmap_page_range+0x1064/0x2720 unmap_single_vma+0x190/0x350 unmap_vmas+0x21e/0x370 exit_mmap+0x154/0x680 mmput+0xd1/0x390 do_exit+0x9e0/0x27a0 do_group_exit+0xd2/0x2f0 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: 0033:0x7f1e0a101b19 Code: Unable to access opcode bytes at RIP 0x7f1e0a101aef. RSP: 002b:00007f1e07656188 EFLAGS: 00000246 ORIG_RAX: 000000000000012a RAX: 0000000000000006 RBX: 00007f1e0a215020 RCX: 00007f1e0a101b19 RDX: ffffffffffffffff RSI: 0000000000000000 RDI: 0000000020000280 RBP: 00007f1e0a15bf6d R08: 000000000000000b R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007fff4cdbacff R14: 00007f1e07656300 R15: 0000000000022000 Sending NMI from CPU 1 to CPUs 0: NMI backtrace for cpu 0 skipped: idling at default_idle+0xb/0x10 ---------------- Code disassembly (best guess): 0: 48 c7 43 28 00 00 00 movq $0x0,0x28(%rbx) 7: 00 8: 48 c7 c6 ad 14 45 81 mov $0xffffffff814514ad,%rsi f: 48 89 df mov %rbx,%rdi 12: e8 3c 5e e4 ff callq 0xffe45e53 17: 4d 85 ed test %r13,%r13 1a: 0f 84 dd fe ff ff je 0xfffffefd 20: e8 2e bd 06 00 callq 0x6bd53 25: fb sti 26: 48 83 c4 18 add $0x18,%rsp * 2a: 5b pop %rbx <-- trapping instruction 2b: 5d pop %rbp 2c: 41 5c pop %r12 2e: 41 5d pop %r13 30: 41 5e pop %r14 32: 41 5f pop %r15 34: e9 5a 25 fb 02 jmpq 0x2fb2593 39: 65 8b 05 93 59 bd 7e mov %gs:0x7ebd5993(%rip),%eax # 0x7ebd59d3