program: r0 = openat$incfs(0xffffffffffffff9c, &(0x7f0000000000)='.pending_reads\x00', 0x2c0, 0x0) (async, rerun: 64) socketpair$unix(0x1, 0x1, 0x0, &(0x7f00000004c0)={0xffffffffffffffff, 0xffffffffffffffff}) (rerun: 64) close(r2) (async, rerun: 64) perf_event_open(&(0x7f0000000380)={0x0, 0x80, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, 0x0, @perf_bp={0x0, 0xb}, 0x0, 0xca}, 0x0, 0x0, 0xffffffffffffffff, 0x0) (async, rerun: 64) recvmsg$unix(r1, &(0x7f0000000400)={0x0, 0x0, 0x0, 0x0, &(0x7f00000003c0)=[@rights={{0x14, 0x1, 0x1, [0xffffffffffffffff]}}], 0x18}, 0x0) read$FUSE(r3, 0x0, 0x18) (async, rerun: 64) fsetxattr$system_posix_acl(r0, &(0x7f00000000c0)='system.posix_acl_access\x00', &(0x7f000000c580)={{}, {0x10}, [], {0x4, 0x5}}, 0x24, 0x0) (rerun: 64) [ 80.250258][ T5322] ? __split_page_owner+0x2d/0x300 [ 80.250276][ T5322] alloc_pages_mpol+0x232/0x4a0 [ 80.250291][ T5322] alloc_pages_noprof+0xa8/0x190 [ 80.250310][ T5322] __vmalloc_node_range_noprof+0xc22/0x1730 [ 80.250347][ T5322] ? __pfx___vmalloc_node_range_noprof+0x10/0x10 [ 80.250360][ T5322] ? __mutex_unlock_slowpath+0x1bd/0x7d0 [ 80.250375][ T5322] ? __pfx___mutex_lock+0x10/0x10 [ 80.250386][ T5322] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 80.250399][ T5322] ? snd_dma_alloc_dir_pages+0x120/0x220 [ 80.250413][ T5322] vmalloc_noprof+0xb2/0xe0 [ 80.250428][ T5322] ? snd_dma_alloc_dir_pages+0x120/0x220 [ 80.250441][ T5322] snd_dma_alloc_dir_pages+0x120/0x220 [ 80.250456][ T5322] do_alloc_pages+0x175/0x2c0 [ 80.250474][ T5322] snd_pcm_lib_malloc_pages+0x33a/0x790 [ 80.250490][ T5322] snd_pcm_hw_params+0x816/0x1d60 [ 80.250512][ T5322] ? kasan_quarantine_put+0xbb/0x1f0 [ 80.250527][ T5322] ? lockdep_hardirqs_on+0x7a/0x110 [ 80.250541][ T5322] ? __pfx_snd_pcm_hw_params+0x10/0x10 [ 80.250561][ T5322] ? snd_pcm_drop+0xa5/0x5b0 [ 80.250572][ T5322] ? snd_pcm_kernel_ioctl+0x119/0x9a0 [ 80.250588][ T5322] snd_pcm_oss_change_params_locked+0x201f/0x3e00 [ 80.250622][ T5322] ? __pfx_snd_pcm_oss_change_params_locked+0x10/0x10 [ 80.250637][ T5322] ? ima_file_free+0x170/0x4e0 [ 80.250654][ T5322] ? __pfx_ima_file_free+0x10/0x10 [ 80.250666][ T5322] ? __asan_memset+0x22/0x50 [ 80.250689][ T5322] snd_pcm_oss_sync+0x43a/0xfc0 [ 80.250704][ T5322] snd_pcm_oss_release+0xff/0x250 [ 80.250720][ T5322] ? __pfx_snd_pcm_oss_release+0x10/0x10 [ 80.250737][ T5322] __fput+0x44f/0xa70 [ 80.250755][ T5322] task_work_run+0x1d9/0x270 [ 80.250773][ T5322] ? __pfx_task_work_run+0x10/0x10 [ 80.250785][ T5322] ? do_raw_spin_unlock+0x4d/0x210 [ 80.250802][ T5322] do_exit+0x69b/0x2310 [ 80.250815][ T5322] ? __kasan_slab_free+0x5c/0x80 [ 80.250829][ T5322] ? kmem_cache_free+0x195/0x610 [ 80.250849][ T5322] ? __pfx_do_exit+0x10/0x10 [ 80.250863][ T5322] ? do_raw_spin_lock+0x12b/0x2f0 [ 80.250881][ T5322] do_group_exit+0x21b/0x2d0 [ 80.250894][ T5322] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.250912][ T5322] get_signal+0x1284/0x1330 [ 80.250937][ T5322] arch_do_signal_or_restart+0xbc/0x830 [ 80.250949][ T5322] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 80.250958][ T5322] ? do_sys_openat2+0x168/0x220 [ 80.250972][ T5322] exit_to_user_mode_loop+0x86/0x480 [ 80.250983][ T5322] ? rcu_is_watching+0x15/0xb0 [ 80.250991][ T5322] do_syscall_64+0x2b7/0xf80 [ 80.250998][ T5322] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.251005][ T5322] ? trace_irq_disable+0x37/0x100 [ 80.251012][ T5322] ? clear_bhb_loop+0x60/0xb0 [ 80.251020][ T5322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.251030][ T5322] RIP: 0033:0x7fa3b459aeb9 [ 80.251041][ T5322] Code: Unable to access opcode bytes at 0x7fa3b459ae8f. [ 80.251046][ T5322] RSP: 002b:00007fa3b53f4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 80.251059][ T5322] RAX: 0000000000000005 RBX: 00007fa3b4816090 RCX: 00007fa3b459aeb9 [ 80.251066][ T5322] RDX: 0000000000000042 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 80.251073][ T5322] RBP: 00007fa3b4608c1f R08: 0000000000000000 R09: 0000000000000000 [ 80.251080][ T5322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 80.251086][ T5322] R13: 00007fa3b4816128 R14: 00007fa3b4816090 R15: 00007fff0ca18de8 [ 80.251103][ T5322] [ 80.251108][ T5322] Mem-Info: [ 80.490400][ T1081] bridge_slave_1: left allmulticast mode [ 80.492858][ T1081] bridge_slave_1: left promiscuous mode [ 80.495983][ T1081] bridge0: port 2(bridge_slave_1) entered disabled state [ 80.509077][ T1081] bridge_slave_0: left allmulticast mode [ 80.512864][ T1081] bridge_slave_0: left promiscuous mode [ 80.515460][ T1081] bridge0: port 1(bridge_slave_0) entered disabled state [ 80.563459][ T5322] active_anon:1919 inactive_anon:89 isolated_anon:0 [ 80.563459][ T5322] active_file:826 inactive_file:39034 isolated_file:0 [ 80.563459][ T5322] unevictable:1768 dirty:0 writeback:0 [ 80.563459][ T5322] slab_reclaimable:7275 slab_unreclaimable:30418 [ 80.563459][ T5322] mapped:1068 shmem:2305 pagetables:394 [ 80.563459][ T5322] sec_pagetables:289 bounce:0 [ 80.563459][ T5322] kernel_misc_reclaimable:0 [ 80.563459][ T5322] free:53462 free_pcp:613 free_cma:0 [ 80.600742][ T5322] Node 0 active_anon:8kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:8kB dirty:0kB writeback:0kB shmem:0kB shmem_thp:0kB shmem_pmdmapped:0kB anon_thp:0kB kernel_stack:3296kB pagetables:476kB sec_pagetables:1084kB all_unreclaimable? yes Balloon:0kB [ 80.631015][ T5322] Node 0 DMA free:1220kB boost:0kB min:760kB low:948kB high:1136kB 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:32kB local_pcp:32kB free_cma:0kB [ 80.663667][ T5322] lowmem_reserve[]: 0 115 115 115 115 [ 80.666046][ T5322] Node 0 DMA32 free:4164kB boost:2048kB min:6572kB low:7700kB high:8828kB reserved_highatomic:0KB free_highatomic:0KB active_anon:8kB inactive_anon:0kB active_file:12kB inactive_file:0kB unevictable:0kB writepending:0kB zspages:0kB present:770052kB managed:118344kB mlocked:0kB bounce:0kB free_pcp:2420kB local_pcp:2420kB free_cma:0kB [ 80.705741][ T5322] lowmem_reserve[]: 0 0 0 0 0 [ 80.707854][ T5322] Node 0 DMA: 17*4kB (U) 2*8kB (U) 1*16kB (U) 11*32kB (U) 2*64kB (U) 1*128kB (U) 0*256kB 1*512kB (U) 0*1024kB 0*2048kB 0*4096kB = 1220kB [ 80.722457][ T5322] Node 0 DMA32: 3*4kB (UM) 7*8kB (UME) 4*16kB (ME) 8*32kB (UME) 5*64kB (ME) 5*128kB (UM) 3*256kB (UM) 2*512kB (M) 1*1024kB (U) 0*2048kB 0*4096kB = 4164kB [ 80.729120][ T5322] Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB [ 80.741988][ T5322] Node 0 hugepages_total=2 hugepages_free=2 hugepages_surp=0 hugepages_size=2048kB [ 80.746117][ T5322] 42199 total pagecache pages [ 80.748192][ T5322] 35 pages in swap cache [ 80.760817][ T5322] Free swap = 108644kB [ 80.762689][ T5322] Total swap = 124996kB [ 80.764430][ T5322] 393083 pages RAM [ 80.766219][ T5322] 0 pages HighMem/MovableOnly [ 80.768206][ T5322] 186954 pages reserved [ 80.778862][ T5322] 0 pages cma reserved [ 80.784452][ T5322] Out of memory and no killable processes... [ 80.787029][ T5322] Kernel panic - not syncing: System is deadlocked on memory [ 80.790300][ T5322] CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) [ 80.794114][ T5322] Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 [ 80.798475][ T5322] Call Trace: [ 80.799961][ T5322] [ 80.801320][ T5322] vpanic+0x1e0/0x670 [ 80.803116][ T5322] panic+0xc5/0xd0 [ 80.805862][ T5322] ? __pfx_panic+0x10/0x10 [ 80.807826][ T5322] ? dump_stack_lvl+0x103/0x150 [ 80.810008][ T5322] ? dump_header+0x3f5/0x4c0 [ 80.812221][ T5322] out_of_memory+0x1378/0x1410 [ 80.814349][ T5322] ? __pfx_out_of_memory+0x10/0x10 [ 80.816545][ T5322] __alloc_pages_may_oom+0x1ea/0x330 [ 80.818900][ T5322] ? __pfx___alloc_pages_may_oom+0x10/0x10 [ 80.821539][ T5322] __alloc_pages_slowpath+0x726/0xd40 [ 80.823918][ T5322] __alloc_frozen_pages_noprof+0x322/0x380 [ 80.826541][ T5322] ? __pfx___alloc_frozen_pages_noprof+0x10/0x10 [ 80.829405][ T5322] ? __pfx_policy_nodemask+0x10/0x10 [ 80.831842][ T5322] ? __split_page_owner+0x2d/0x300 [ 80.833963][ T5322] alloc_pages_mpol+0x232/0x4a0 [ 80.836172][ T5322] alloc_pages_noprof+0xa8/0x190 [ 80.838043][ T5322] __vmalloc_node_range_noprof+0xc22/0x1730 [ 80.840694][ T5322] ? __pfx___vmalloc_node_range_noprof+0x10/0x10 [ 80.843594][ T5322] ? __mutex_unlock_slowpath+0x1bd/0x7d0 [ 80.846126][ T5322] ? __pfx___mutex_lock+0x10/0x10 [ 80.848414][ T5322] ? __pfx___mutex_unlock_slowpath+0x10/0x10 [ 80.851053][ T5322] ? snd_dma_alloc_dir_pages+0x120/0x220 [ 80.853612][ T5322] vmalloc_noprof+0xb2/0xe0 [ 80.855698][ T5322] ? snd_dma_alloc_dir_pages+0x120/0x220 [ 80.858156][ T5322] snd_dma_alloc_dir_pages+0x120/0x220 [ 80.860648][ T5322] do_alloc_pages+0x175/0x2c0 [ 80.862774][ T5322] snd_pcm_lib_malloc_pages+0x33a/0x790 [ 80.865289][ T5322] snd_pcm_hw_params+0x816/0x1d60 [ 80.867495][ T5322] ? kasan_quarantine_put+0xbb/0x1f0 [ 80.869863][ T5322] ? lockdep_hardirqs_on+0x7a/0x110 [ 80.872246][ T5322] ? __pfx_snd_pcm_hw_params+0x10/0x10 [ 80.874639][ T5322] ? snd_pcm_drop+0xa5/0x5b0 [ 80.876656][ T5322] ? snd_pcm_kernel_ioctl+0x119/0x9a0 [ 80.879083][ T5322] snd_pcm_oss_change_params_locked+0x201f/0x3e00 [ 80.881951][ T5322] ? __pfx_snd_pcm_oss_change_params_locked+0x10/0x10 [ 80.884850][ T5322] ? ima_file_free+0x170/0x4e0 [ 80.886973][ T5322] ? __pfx_ima_file_free+0x10/0x10 [ 80.889216][ T5322] ? __asan_memset+0x22/0x50 [ 80.891294][ T5322] snd_pcm_oss_sync+0x43a/0xfc0 [ 80.893401][ T5322] snd_pcm_oss_release+0xff/0x250 [ 80.895535][ T5322] ? __pfx_snd_pcm_oss_release+0x10/0x10 [ 80.897915][ T5322] __fput+0x44f/0xa70 [ 80.899673][ T5322] task_work_run+0x1d9/0x270 [ 80.901846][ T5322] ? __pfx_task_work_run+0x10/0x10 [ 80.904051][ T5322] ? do_raw_spin_unlock+0x4d/0x210 [ 80.906443][ T5322] do_exit+0x69b/0x2310 [ 80.908250][ T5322] ? __kasan_slab_free+0x5c/0x80 [ 80.910414][ T5322] ? kmem_cache_free+0x195/0x610 [ 80.912731][ T5322] ? __pfx_do_exit+0x10/0x10 [ 80.914756][ T5322] ? do_raw_spin_lock+0x12b/0x2f0 [ 80.916944][ T5322] do_group_exit+0x21b/0x2d0 [ 80.918963][ T5322] ? _raw_spin_unlock_irq+0x23/0x50 [ 80.921193][ T5322] get_signal+0x1284/0x1330 [ 80.923208][ T5322] arch_do_signal_or_restart+0xbc/0x830 [ 80.925665][ T5322] ? __pfx_arch_do_signal_or_restart+0x10/0x10 [ 80.928233][ T5322] ? do_sys_openat2+0x168/0x220 [ 80.930321][ T5322] exit_to_user_mode_loop+0x86/0x480 [ 80.932736][ T5322] ? rcu_is_watching+0x15/0xb0 [ 80.934844][ T5322] do_syscall_64+0x2b7/0xf80 [ 80.936920][ T5322] ? entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.939555][ T5322] ? trace_irq_disable+0x37/0x100 [ 80.941783][ T5322] ? clear_bhb_loop+0x60/0xb0 [ 80.943850][ T5322] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 80.946483][ T5322] RIP: 0033:0x7fa3b459aeb9 [ 80.948491][ T5322] Code: Unable to access opcode bytes at 0x7fa3b459ae8f. [ 80.951674][ T5322] RSP: 002b:00007fa3b53f4028 EFLAGS: 00000246 ORIG_RAX: 0000000000000101 [ 80.955299][ T5322] RAX: 0000000000000005 RBX: 00007fa3b4816090 RCX: 00007fa3b459aeb9 [ 80.958947][ T5322] RDX: 0000000000000042 RSI: 0000200000000080 RDI: ffffffffffffff9c [ 80.962378][ T5322] RBP: 00007fa3b4608c1f R08: 0000000000000000 R09: 0000000000000000 [ 80.965816][ T5322] R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 [ 80.969371][ T5322] R13: 00007fa3b4816128 R14: 00007fa3b4816090 R15: 00007fff0ca18de8 [ 80.972977][ T5322] [ 80.974761][ T5322] Kernel Offset: disabled [ 80.976637][ T5322] Rebooting in 86400 seconds.. [ 74.631743][ T4670] Bluetooth: hci0: command tx timeout