program:
io_uring_setup(0x497c, &(0x7f00000001c0))
r0 = syz_open_dev$admmidi(&(0x7f0000000140), 0x20, 0x0)
ioctl$SNDRV_RAWMIDI_IOCTL_PARAMS(r0, 0xc0305710, &(0x7f0000000040)={0x1, 0xff, 0x1f})
r1 = openat$sequencer2(0xffffffffffffff9c, &(0x7f0000000080), 0x80383, 0x0)
read$midi(r0, 0x0, 0x14)
ioctl$SNDCTL_SEQ_PANIC(r1, 0x5100)
r2 = openat$sequencer(0xffffffffffffff9c, &(0x7f00000000c0), 0x81, 0x0)
prctl$PR_GET_THP_DISABLE(0x2a)
ioctl$SNDCTL_SEQ_RESET(r2, 0x5100)
ioctl$SNDCTL_SEQ_RESET(r1, 0x5100)
[ 88.890686][ T5326] RBP: 00007f45e5e32d6f R08: ffffffffffffffff R09: 0000000000000000
[ 88.890694][ T5326] R10: 0000000000046031 R11: 0000000000000246 R12: 0000000000000000
[ 88.890700][ T5326] R13: 00007f45e6016038 R14: 00007f45e6015fa0 R15: 00007fffd4423938
[ 88.890721][ T5326]
[ 89.085530][ T5326] Mem-Info:
[ 89.087057][ T5326] active_anon:1739 inactive_anon:0 isolated_anon:0
[ 89.087057][ T5326] active_file:1175 inactive_file:38618 isolated_file:0
[ 89.087057][ T5326] unevictable:1768 dirty:0 writeback:0
[ 89.087057][ T5326] slab_reclaimable:6683 slab_unreclaimable:30430
[ 89.087057][ T5326] mapped:1262 shmem:2230 pagetables:353
[ 89.087057][ T5326] sec_pagetables:290 bounce:0
[ 89.087057][ T5326] kernel_misc_reclaimable:0
[ 89.087057][ T5326] free:56501 free_pcp:577 free_cma:0
[ 89.106774][ T5326] Node 0 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:1500kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:1500kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:2432kB pagetables:620kB sec_pagetables:1084kB all_unreclaimable? yes Balloon:0kB gpu_active:0kB gpu_reclaim:0kB
[ 89.121909][ T5326] Node 0 DMA free:1460kB boost:2048kB min:2808kB low:2996kB high:3184kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB zspages:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 89.135526][ T5326] lowmem_reserve[]: 0 113 113 113 113
[ 89.137914][ T5326] Node 0 DMA32 free:6352kB boost:2048kB min:6360kB low:7436kB high:8512kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:1500kB writepending:0kB zspages:0kB present:770052kB managed:116264kB mlocked:0kB bounce:0kB free_pcp:2308kB local_pcp:2308kB free_cma:0kB
[ 89.152137][ T5326] lowmem_reserve[]: 0 0 0 0 0
[ 89.154366][ T5326] Node 0 DMA: 15*4kB (U) 9*8kB (U) 7*16kB (U) 12*32kB (U) 3*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 1460kB
[ 89.160925][ T5326] Node 0 DMA32: 20*4kB (UME) 14*8kB (UME) 39*16kB (UME) 35*32kB (UME) 5*64kB (ME) 4*128kB (UME) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 0*2048kB 0*4096kB = 6352kB
[ 89.168056][ T5326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 89.172721][ T5326] Node 0 hugepages_total=2 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 89.176825][ T5326] 42097 total pagecache pages
[ 89.178849][ T5326] 75 pages in swap cache
[ 89.182358][ T5326] Free swap = 124132kB
[ 89.184286][ T5326] Total swap = 124996kB
[ 89.186183][ T5326] 393083 pages RAM
[ 89.187777][ T5326] 0 pages HighMem/MovableOnly
[ 89.189592][ T5326] 187474 pages reserved
[ 89.192065][ T5326] 0 pages cma reserved
[ 89.193962][ T5326] oom-kill:constraint=CONSTRAINT_MEMORY_POLICY,nodemask=0,cpuset=/,mems_allowed=0-1,global_oom,task_memcg=/,task=dbus-daemon,pid=4981,uid=100
[ 89.200640][ T5326] Out of memory: Killed process 4981 (dbus-daemon) total-vm:4752kB, anon-rss:216kB, file-rss:1020kB, shmem-rss:0kB, UID:100 pgtables:52kB oom_score_adj:0
[ 89.218245][ T5326] Out of memory: Killed process 4690 (klogd) total-vm:4044kB, anon-rss:52kB, file-rss:904kB, shmem-rss:0kB, UID:0 pgtables:44kB oom_score_adj:0
[ 89.236022][ T5326] Out of memory: Killed process 4683 (syslogd) total-vm:4044kB, anon-rss:44kB, file-rss:868kB, shmem-rss:0kB, UID:0 pgtables:48kB oom_score_adj:0
[ 89.252879][ T5326] Out of memory: Killed process 4686 (acpid) total-vm:2520kB, anon-rss:0kB, file-rss:224kB, shmem-rss:0kB, UID:0 pgtables:44kB oom_score_adj:0
[ 89.275795][ T5326] syz.0.0 invoked oom-killer: gfp_mask=0x2cc2(GFP_KERNEL|__GFP_HIGHMEM|__GFP_NOWARN), order=0, oom_score_adj=1000
[ 89.282234][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 89.282252][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 89.282259][ T5326] Call Trace:
[ 89.282264][ T5326]
[ 89.282269][ T5326] dump_stack_lvl+0xe8/0x150
[ 89.282289][ T5326] dump_header+0xd3/0x4c0
[ 89.282316][ T5326] out_of_memory+0x1084/0x1410
[ 89.282338][ T5326] ? __pfx_out_of_memory+0x10/0x10
[ 89.282364][ T5326] __alloc_pages_may_oom+0x1ea/0x330
[ 89.282377][ T5326] ? __next_zones_zonelist+0x9d/0x130
[ 89.282391][ T5326] ? __pfx___alloc_pages_may_oom+0x10/0x10
[ 89.282402][ T5326] ? unreserve_highatomic_pageblock+0x474/0x610
[ 89.282425][ T5326] __alloc_pages_slowpath+0x6c2/0xd40
[ 89.282452][ T5326] __alloc_frozen_pages_noprof+0x322/0x380
[ 89.282471][ T5326] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 89.282489][ T5326] ? __pfx_policy_nodemask+0x10/0x10
[ 89.282505][ T5326] ? lruvec_stat_mod_folio+0x6e/0x3e0
[ 89.282528][ T5326] alloc_pages_mpol+0x235/0x490
[ 89.282547][ T5326] alloc_pages_noprof+0xac/0x2a0
[ 89.282566][ T5326] __vmalloc_node_range_noprof+0xda6/0x1750
[ 89.282626][ T5326] ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[ 89.282641][ T5326] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 89.282653][ T5326] ? do_alloc_pages+0x45/0x250
[ 89.282671][ T5326] ? __pfx___mutex_lock+0x10/0x10
[ 89.282683][ T5326] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 89.282695][ T5326] ? snd_dma_alloc_dir_pages+0x120/0x220
[ 89.282712][ T5326] vmalloc_noprof+0xb2/0xe0
[ 89.282725][ T5326] ? snd_dma_alloc_dir_pages+0x120/0x220
[ 89.282743][ T5326] snd_dma_alloc_dir_pages+0x120/0x220
[ 89.282762][ T5326] do_alloc_pages+0x12a/0x250
[ 89.282782][ T5326] snd_pcm_lib_malloc_pages+0x33a/0x790
[ 89.282804][ T5326] snd_pcm_hw_params+0x7e4/0x1ce0
[ 89.282828][ T5326] ? kasan_quarantine_put+0xbb/0x1f0
[ 89.282843][ T5326] ? lockdep_hardirqs_on+0x7a/0x110
[ 89.282865][ T5326] ? __pfx_snd_pcm_hw_params+0x10/0x10
[ 89.282882][ T5326] ? snd_pcm_hw_param_near+0x365/0x4d0
[ 89.282902][ T5326] ? snd_pcm_drop+0xa5/0x5c0
[ 89.282918][ T5326] ? snd_pcm_kernel_ioctl+0x119/0x980
[ 89.282937][ T5326] snd_pcm_oss_change_params_locked+0x201f/0x3e00
[ 89.282968][ T5326] ? __pfx_snd_pcm_oss_change_params_locked+0x10/0x10
[ 89.282981][ T5326] ? ima_file_free+0x16b/0x5d0
[ 89.283001][ T5326] ? __pfx_ima_file_free+0x10/0x10
[ 89.283016][ T5326] ? __asan_memset+0x22/0x50
[ 89.283040][ T5326] snd_pcm_oss_sync+0x43a/0xfc0
[ 89.283060][ T5326] snd_pcm_oss_release+0xff/0x250
[ 89.283075][ T5326] ? __pfx_snd_pcm_oss_release+0x10/0x10
[ 89.283089][ T5326] __fput+0x44f/0xa60
[ 89.283111][ T5326] task_work_run+0x1d9/0x270
[ 89.283130][ T5326] ? __pfx_task_work_run+0x10/0x10
[ 89.283146][ T5326] ? do_raw_spin_unlock+0x4d/0x210
[ 89.283169][ T5326] do_exit+0x70f/0x22c0
[ 89.283192][ T5326] ? __pfx_do_exit+0x10/0x10
[ 89.283210][ T5326] ? do_raw_spin_lock+0x12b/0x2f0
[ 89.283234][ T5326] do_group_exit+0x21b/0x2d0
[ 89.283250][ T5326] ? _raw_spin_unlock_irq+0x23/0x50
[ 89.283269][ T5326] get_signal+0x1284/0x1330
[ 89.283295][ T5326] arch_do_signal_or_restart+0xbc/0x840
[ 89.283316][ T5326] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 89.283333][ T5326] ? rcu_is_watching+0x15/0xb0
[ 89.283369][ T5326] exit_to_user_mode_loop+0x8c/0x4d0
[ 89.283381][ T5326] ? rcu_is_watching+0x15/0xb0
[ 89.283397][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.283410][ T5326] do_syscall_64+0x33e/0x560
[ 89.283421][ T5326] ? trace_irq_disable+0x3b/0x140
[ 89.283439][ T5326] ? clear_bhb_loop+0x40/0x90
[ 89.283453][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.283466][ T5326] RIP: 0033:0x7f45e5d9ce59
[ 89.283478][ T5326] Code: Unable to access opcode bytes at 0x7f45e5d9ce2f.
[ 89.283485][ T5326] RSP: 002b:00007f45e6cfffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 89.283500][ T5326] RAX: 0000200000800000 RBX: 00007f45e6015fa0 RCX: 00007f45e5d9ce59
[ 89.283508][ T5326] RDX: 0000000003000009 RSI: 0000000000800000 RDI: 0000200000800000
[ 89.283516][ T5326] RBP: 00007f45e5e32d6f R08: ffffffffffffffff R09: 0000000000000000
[ 89.283524][ T5326] R10: 0000000000046031 R11: 0000000000000246 R12: 0000000000000000
[ 89.283532][ T5326] R13: 00007f45e6016038 R14: 00007f45e6015fa0 R15: 00007fffd4423938
[ 89.283552][ T5326]
[ 89.283610][ T5326] Mem-Info:
[ 89.505814][ T5326] active_anon:1649 inactive_anon:0 isolated_anon:0
[ 89.505814][ T5326] active_file:1175 inactive_file:38618 isolated_file:0
[ 89.505814][ T5326] unevictable:1768 dirty:0 writeback:0
[ 89.505814][ T5326] slab_reclaimable:6671 slab_unreclaimable:30384
[ 89.505814][ T5326] mapped:1136 shmem:2230 pagetables:302
[ 89.505814][ T5326] sec_pagetables:290 bounce:0
[ 89.505814][ T5326] kernel_misc_reclaimable:0
[ 89.505814][ T5326] free:56501 free_pcp:647 free_cma:0
[ 89.526608][ T13] netdevsim netdevsim0 netdevsim3 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.540372][ T5326] Node 0 active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:1500kB isolated(anon):0kB isolated(file):0kB mapped:16kB dirty:0kB writeback:0kB shmem:1500kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:2304kB pagetables:488kB sec_pagetables:1084kB all_unreclaimable? yes Balloon:0kB gpu_active:0kB gpu_reclaim:0kB
[ 89.567775][ T5326] Node 0 DMA free:1460kB boost:2048kB min:2808kB low:2996kB high:3184kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB zspages:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB
[ 89.589332][ T13] netdevsim netdevsim0 netdevsim2 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.594550][ T5326] lowmem_reserve[]: 0 113 113 113 113
[ 89.602712][ T5326] Node 0 DMA32 free:6352kB boost:2048kB min:6360kB low:7436kB high:8512kB reserved_highatomic:0KB free_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:1500kB writepending:0kB zspages:0kB present:770052kB managed:116264kB mlocked:0kB bounce:0kB free_pcp:2588kB local_pcp:2588kB free_cma:0kB
[ 89.622223][ T5326] lowmem_reserve[]: 0 0 0 0 0
[ 89.624397][ T5326] Node 0 DMA: 15*4kB (U) 9*8kB (U) 7*16kB (U) 12*32kB (U) 3*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 1460kB
[ 89.630942][ T5326] Node 0 DMA32: 20*4kB (UME) 14*8kB (UME) 39*16kB (UME) 35*32kB (UME) 5*64kB (ME) 4*128kB (UME) 2*256kB (UM) 2*512kB (UM) 2*1024kB (UM) 0*2048kB 0*4096kB = 6352kB
[ 89.637638][ T5326] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB
[ 89.655353][ T13] netdevsim netdevsim0 netdevsim1 (unregistering): unset [1, 0] type 2 family 0 port 6081 - 0
[ 89.661444][ T5326] Node 0 hugepages_total=2 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB
[ 89.670531][ T5326] 42070 total pagecache pages
[ 89.672632][ T5326] 48 pages in swap cache
[ 89.674493][ T5326] Free swap = 124628kB
[ 89.676450][ T5326] Total swap = 124996kB
[ 89.678265][ T5326] 393083 pages RAM
[ 89.679949][ T5326] 0 pages HighMem/MovableOnly
[ 89.684875][ T5326] 187474 pages reserved
[ 89.686862][ T5326] 0 pages cma reserved
[ 89.688640][ T5326] Out of memory and no killable processes...
[ 89.691622][ T5326] Kernel panic - not syncing: System is deadlocked on memory
[ 89.694919][ T5326] CPU: 0 UID: 0 PID: 5326 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full)
[ 89.698725][ T5326] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014
[ 89.703032][ T5326] Call Trace:
[ 89.704492][ T5326]
[ 89.705894][ T5326] vpanic+0x56c/0xa60
[ 89.707719][ T5326] ? __pfx_vprintk_emit+0x10/0x10
[ 89.709967][ T5326] ? __pfx_vpanic+0x10/0x10
[ 89.712003][ T5326] panic+0xc5/0xd0
[ 89.713734][ T5326] ? __pfx_panic+0x10/0x10
[ 89.715710][ T5326] ? dump_header+0x3f5/0x4c0
[ 89.717796][ T5326] out_of_memory+0x1378/0x1410
[ 89.719941][ T5326] ? __pfx_out_of_memory+0x10/0x10
[ 89.722221][ T5326] __alloc_pages_may_oom+0x1ea/0x330
[ 89.724540][ T5326] ? __next_zones_zonelist+0x9d/0x130
[ 89.726950][ T5326] ? __pfx___alloc_pages_may_oom+0x10/0x10
[ 89.729552][ T5326] ? unreserve_highatomic_pageblock+0x474/0x610
[ 89.732305][ T5326] __alloc_pages_slowpath+0x6c2/0xd40
[ 89.734686][ T5326] __alloc_frozen_pages_noprof+0x322/0x380
[ 89.737307][ T5326] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10
[ 89.739998][ T5326] ? __pfx_policy_nodemask+0x10/0x10
[ 89.742240][ T5326] ? lruvec_stat_mod_folio+0x6e/0x3e0
[ 89.744546][ T5326] alloc_pages_mpol+0x235/0x490
[ 89.746682][ T5326] alloc_pages_noprof+0xac/0x2a0
[ 89.748942][ T5326] __vmalloc_node_range_noprof+0xda6/0x1750
[ 89.751570][ T5326] ? __pfx___vmalloc_node_range_noprof+0x10/0x10
[ 89.754332][ T5326] ? __mutex_unlock_slowpath+0x1be/0x6f0
[ 89.756856][ T5326] ? do_alloc_pages+0x45/0x250
[ 89.758996][ T5326] ? __pfx___mutex_lock+0x10/0x10
[ 89.761237][ T5326] ? __pfx___mutex_unlock_slowpath+0x10/0x10
[ 89.763892][ T5326] ? snd_dma_alloc_dir_pages+0x120/0x220
[ 89.766391][ T5326] vmalloc_noprof+0xb2/0xe0
[ 89.768384][ T5326] ? snd_dma_alloc_dir_pages+0x120/0x220
[ 89.770870][ T5326] snd_dma_alloc_dir_pages+0x120/0x220
[ 89.773251][ T5326] do_alloc_pages+0x12a/0x250
[ 89.775338][ T5326] snd_pcm_lib_malloc_pages+0x33a/0x790
[ 89.777817][ T5326] snd_pcm_hw_params+0x7e4/0x1ce0
[ 89.780043][ T5326] ? kasan_quarantine_put+0xbb/0x1f0
[ 89.782389][ T5326] ? lockdep_hardirqs_on+0x7a/0x110
[ 89.784685][ T5326] ? __pfx_snd_pcm_hw_params+0x10/0x10
[ 89.787132][ T5326] ? snd_pcm_hw_param_near+0x365/0x4d0
[ 89.789536][ T5326] ? snd_pcm_drop+0xa5/0x5c0
[ 89.791590][ T5326] ? snd_pcm_kernel_ioctl+0x119/0x980
[ 89.793966][ T5326] snd_pcm_oss_change_params_locked+0x201f/0x3e00
[ 89.796833][ T5326] ? __pfx_snd_pcm_oss_change_params_locked+0x10/0x10
[ 89.799732][ T5326] ? ima_file_free+0x16b/0x5d0
[ 89.801861][ T5326] ? __pfx_ima_file_free+0x10/0x10
[ 89.804095][ T5326] ? __asan_memset+0x22/0x50
[ 89.806170][ T5326] snd_pcm_oss_sync+0x43a/0xfc0
[ 89.808304][ T5326] snd_pcm_oss_release+0xff/0x250
[ 89.810525][ T5326] ? __pfx_snd_pcm_oss_release+0x10/0x10
[ 89.813022][ T5326] __fput+0x44f/0xa60
[ 89.814816][ T5326] task_work_run+0x1d9/0x270
[ 89.816826][ T5326] ? __pfx_task_work_run+0x10/0x10
[ 89.819061][ T5326] ? do_raw_spin_unlock+0x4d/0x210
[ 89.821400][ T5326] do_exit+0x70f/0x22c0
[ 89.823316][ T5326] ? __pfx_do_exit+0x10/0x10
[ 89.825405][ T5326] ? do_raw_spin_lock+0x12b/0x2f0
[ 89.827694][ T5326] do_group_exit+0x21b/0x2d0
[ 89.829819][ T5326] ? _raw_spin_unlock_irq+0x23/0x50
[ 89.832146][ T5326] get_signal+0x1284/0x1330
[ 89.834207][ T5326] arch_do_signal_or_restart+0xbc/0x840
[ 89.836701][ T5326] ? __pfx_arch_do_signal_or_restart+0x10/0x10
[ 89.839479][ T5326] ? rcu_is_watching+0x15/0xb0
[ 89.841627][ T5326] exit_to_user_mode_loop+0x8c/0x4d0
[ 89.843952][ T5326] ? rcu_is_watching+0x15/0xb0
[ 89.846144][ T5326] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.848906][ T5326] do_syscall_64+0x33e/0x560
[ 89.851000][ T5326] ? trace_irq_disable+0x3b/0x140
[ 89.853251][ T5326] ? clear_bhb_loop+0x40/0x90
[ 89.855364][ T5326] entry_SYSCALL_64_after_hwframe+0x77/0x7f
[ 89.858004][ T5326] RIP: 0033:0x7f45e5d9ce59
[ 89.860005][ T5326] Code: Unable to access opcode bytes at 0x7f45e5d9ce2f.
[ 89.863055][ T5326] RSP: 002b:00007f45e6cfffe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000009
[ 89.866793][ T5326] RAX: 0000200000800000 RBX: 00007f45e6015fa0 RCX: 00007f45e5d9ce59
[ 89.870268][ T5326] RDX: 0000000003000009 RSI: 0000000000800000 RDI: 0000200000800000
[ 89.873810][ T5326] RBP: 00007f45e5e32d6f R08: ffffffffffffffff R09: 0000000000000000
[ 89.877389][ T5326] R10: 0000000000046031 R11: 0000000000000246 R12: 0000000000000000
[ 89.880760][ T5326] R13: 00007f45e6016038 R14: 00007f45e6015fa0 R15: 00007fffd4423938
[ 89.884161][ T5326]
[ 89.886011][ T5326] Kernel Offset: disabled
[ 89.888010][ T5326] Rebooting in 86400 seconds..
[ 84.494672][ T4652] Bluetooth: hci0: command tx timeout