kmem_cache_node 47KB 47KB kmem_cache 82KB 82KB oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz4,task=syz-executor.4,pid=4306,uid=0 BUG: sleeping function called from invalid context at kernel/locking/mutex.c:577 in_atomic(): 1, irqs_disabled(): 0, non_block: 0, pid: 1, name: systemd preempt_count: 1, expected: 0 RCU nest depth: 0, expected: 0 3 locks held by systemd/1: #0: ffff888007e567a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline] #0: ffff888007e567a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3137 #1: ffffffff85278cc8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4278 [inline] #1: ffffffff85278cc8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5058 #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline] #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:178 [inline] #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144 Preemption disabled at: [<0000000000000000>] 0x0 CPU: 0 PID: 1 Comm: systemd Not tainted 5.16.0-rc5-next-20211216 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 __might_resched.cold+0x222/0x26b kernel/sched/core.c:9583 __mutex_lock_common kernel/locking/mutex.c:577 [inline] __mutex_lock+0x9e/0x1480 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003 out_of_memory+0x358/0x1460 mm/oom_kill.c:1132 __alloc_pages_may_oom mm/page_alloc.c:4329 [inline] __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 filemap_alloc_folio mm/filemap.c:1000 [inline] __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:2003 filemap_fault+0x155a/0x2130 mm/filemap.c:3140 __do_fault+0x113/0x5a0 mm/memory.c:3846 do_read_fault mm/memory.c:4161 [inline] do_fault mm/memory.c:4290 [inline] handle_pte_fault mm/memory.c:4548 [inline] __handle_mm_fault+0x1325/0x3570 mm/memory.c:4683 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4781 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397 handle_page_fault arch/x86/mm/fault.c:1484 [inline] exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x7fc903866c70 Code: Unable to access opcode bytes at RIP 0x7fc903866c46. RSP: 002b:00007ffc19a2b8a8 EFLAGS: 00010206 RAX: 00000000fbad8001 RBX: 0000000000000002 RCX: 0000000000000002 RDX: 00007ffc19a2ba40 RSI: 00007fc903d05e3b RDI: 00007ffc19a2b8c0 RBP: 00007ffc19a2bbf0 R08: 0000000000000000 R09: 00007ffc19a2b9b0 R10: 00007ffc19a2bbf0 R11: 000000000000000a R12: 000000000000003f R13: 00007ffc19a2b8c0 R14: 00007fc903d05e3b R15: 00007ffc19a2ba40 ============================= [ BUG: Invalid wait context ] 5.16.0-rc5-next-20211216 #1 Tainted: G W ----------------------------- systemd/1 is trying to lock: ffff88803f9f4830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_cleanup_begin kernel/futex/core.c:1058 [inline] ffff88803f9f4830 (&tsk->futex_exit_mutex){+.+.}-{3:3}, at: futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110 other info that might help us debug this: context-{4:4} 3 locks held by systemd/1: #0: ffff888007e567a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_invalidate_lock_shared include/linux/fs.h:832 [inline] #0: ffff888007e567a0 (mapping.invalidate_lock){++++}-{3:3}, at: filemap_fault+0x151a/0x2130 mm/filemap.c:3137 #1: ffffffff85278cc8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_may_oom mm/page_alloc.c:4278 [inline] #1: ffffffff85278cc8 (oom_lock){+.+.}-{3:3}, at: __alloc_pages_slowpath.constprop.0+0xcc9/0x1f10 mm/page_alloc.c:5058 #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: spin_lock include/linux/spinlock.h:354 [inline] #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: task_lock include/linux/sched/task.h:178 [inline] #2: ffff88803f9f3e20 (&p->alloc_lock){+.+.}-{2:2}, at: find_lock_task_mm+0xe3/0x2b0 mm/oom_kill.c:144 stack backtrace: CPU: 0 PID: 1 Comm: systemd Tainted: G W 5.16.0-rc5-next-20211216 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 print_lock_invalid_wait_context kernel/locking/lockdep.c:4678 [inline] check_wait_context kernel/locking/lockdep.c:4739 [inline] __lock_acquire.cold+0xc8/0x3b4 kernel/locking/lockdep.c:4977 lock_acquire kernel/locking/lockdep.c:5639 [inline] lock_acquire+0x1a2/0x4d0 kernel/locking/lockdep.c:5604 __mutex_lock_common kernel/locking/mutex.c:600 [inline] __mutex_lock+0x136/0x1480 kernel/locking/mutex.c:733 futex_cleanup_begin kernel/futex/core.c:1058 [inline] futex_exit_release+0x2d/0x220 kernel/futex/core.c:1110 __oom_kill_process+0x373/0xf90 mm/oom_kill.c:893 oom_kill_process+0xd7/0x5c0 mm/oom_kill.c:1003 out_of_memory+0x358/0x1460 mm/oom_kill.c:1132 __alloc_pages_may_oom mm/page_alloc.c:4329 [inline] __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 filemap_alloc_folio mm/filemap.c:1000 [inline] __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:2003 filemap_fault+0x155a/0x2130 mm/filemap.c:3140 __do_fault+0x113/0x5a0 mm/memory.c:3846 do_read_fault mm/memory.c:4161 [inline] do_fault mm/memory.c:4290 [inline] handle_pte_fault mm/memory.c:4548 [inline] __handle_mm_fault+0x1325/0x3570 mm/memory.c:4683 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4781 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397 handle_page_fault arch/x86/mm/fault.c:1484 [inline] exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x7fc903866c70 Code: Unable to access opcode bytes at RIP 0x7fc903866c46. RSP: 002b:00007ffc19a2b8a8 EFLAGS: 00010206 RAX: 00000000fbad8001 RBX: 0000000000000002 RCX: 0000000000000002 RDX: 00007ffc19a2ba40 RSI: 00007fc903d05e3b RDI: 00007ffc19a2b8c0 RBP: 00007ffc19a2bbf0 R08: 0000000000000000 R09: 00007ffc19a2b9b0 R10: 00007ffc19a2bbf0 R11: 000000000000000a R12: 000000000000003f R13: 00007ffc19a2b8c0 R14: 00007fc903d05e3b R15: 00007ffc19a2ba40 Out of memory: Killed process 4316 (syz-executor.4) total-vm:93676kB, anon-rss:444kB, file-rss:34820kB, shmem-rss:0kB, UID:0 pgtables:136kB oom_score_adj:1000 oom_reaper: reaped process 4316 (syz-executor.4), now anon-rss:0kB, file-rss:34816kB, shmem-rss:0kB in:imklog invoked oom-killer: gfp_mask=0x1140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 CPU: 0 PID: 187 Comm: in:imklog Tainted: G W 5.16.0-rc5-next-20211216 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 dump_header+0x106/0x60f mm/oom_kill.c:464 oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994 out_of_memory+0x1198/0x1460 mm/oom_kill.c:1114 __alloc_pages_may_oom mm/page_alloc.c:4329 [inline] __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 filemap_alloc_folio mm/filemap.c:1000 [inline] __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:2003 filemap_fault+0x155a/0x2130 mm/filemap.c:3140 __do_fault+0x113/0x5a0 mm/memory.c:3846 do_read_fault mm/memory.c:4161 [inline] do_fault mm/memory.c:4290 [inline] handle_pte_fault mm/memory.c:4548 [inline] __handle_mm_fault+0x1325/0x3570 mm/memory.c:4683 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4781 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397 handle_page_fault arch/x86/mm/fault.c:1484 [inline] exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x7f5619b4484f Code: Unable to access opcode bytes at RIP 0x7f5619b44825. RSP: 002b:00007f56190413e0 EFLAGS: 00010206 RAX: 0000000000000000 RBX: 00007f5619041418 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: 00007f5619979900 RBP: 0000000000000000 R08: 0000000000000012 R09: 0000000000000640 R10: a3d70a3d70a3d70b R11: 2ce33e6c02ce33e7 R12: 0000000000000000 R13: 00007f5619041d03 R14: 0000000000000004 R15: 00007f5619041d7c Mem-Info: active_anon:6148 inactive_anon:31214 isolated_anon:25 active_file:22 inactive_file:85 isolated_file:0 unevictable:0 dirty:0 writeback:0 slab_reclaimable:8550 slab_unreclaimable:59430 mapped:69680 shmem:114 pagetables:1135 bounce:0 kernel_misc_reclaimable:0 free:2561 free_pcp:150 free_cma:0 Node 0 active_anon:24592kB inactive_anon:124856kB active_file:88kB inactive_file:340kB unevictable:0kB isolated(anon):100kB isolated(file):0kB mapped:278720kB dirty:0kB writeback:0kB shmem:456kB writeback_tmp:0kB kernel_stack:4448kB pagetables:4540kB all_unreclaimable? no Node 0 DMA free:6492kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 1617 1617 1617 Node 0 DMA32 free:3248kB boost:0kB min:5120kB low:6776kB high:8432kB reserved_highatomic:0KB active_anon:24592kB inactive_anon:124520kB active_file:800kB inactive_file:36kB unevictable:0kB writepending:0kB present:2080640kB managed:1660840kB mlocked:0kB bounce:0kB free_pcp:660kB local_pcp:24kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 1*8kB (U) 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6492kB Node 0 DMA32: 380*4kB (UME) 91*8kB (ME) 54*16kB (UME) 15*32kB (UM) 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 3592kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 228 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524158 pages RAM 0 pages HighMem/MovableOnly 105108 pages reserved Unreclaimable slab info: Name Used Total pid_2 41KB 41KB IEEE-802.15.4-MAC 63KB 63KB IEEE-802.15.4-RAW 31KB 31KB fib6_nodes 28KB 28KB ip6_dst_cache 37KB 37KB PINGv6 31KB 31KB RAWv6 157KB 157KB UDPv6 62KB 62KB TCPv6 62KB 62KB scsi_sense_cache 8KB 8KB sd_ext_cdb 3KB 3KB virtio_scsi_cmd 16KB 16KB bio-96 7KB 7KB sgpool-128 178KB 238KB sgpool-64 63KB 63KB sgpool-32 78KB 78KB sgpool-16 52KB 52KB sgpool-8 56KB 56KB bio-224 3KB 3KB mqueue_inode_cache 60KB 60KB nfs_commit_data 15KB 15KB nfs_write_data 47KB 47KB jbd2_inode 11KB 11KB ext4_system_zone 7KB 7KB ext4_io_end_vec 7KB 7KB ext4_bio_post_read_ctx 15KB 15KB io_kiocb 7KB 7KB kioctx 31KB 31KB aio_kiocb 7KB 7KB pid_namespace 7KB 7KB posix_timers_cache 7KB 7KB rpc_buffers 31KB 31KB rpc_tasks 3KB 3KB UNIX-STREAM 180KB 341KB UNIX 226KB 310KB tcp_bind_bucket 8KB 8KB ip_fib_trie 8KB 8KB ip_fib_alias 15KB 15KB ip_dst_cache 8KB 8KB RAW 93KB 93KB UDP 189KB 189KB request_sock_TCP 7KB 7KB TCP 58KB 58KB hugetlbfs_inode_cache 31KB 31KB bio-216 11KB 11KB ep_head 8KB 8KB eventpoll_pwq 19KB 19KB eventpoll_epi 39KB 39KB inotify_inode_mark 31KB 31KB request_queue 62KB 62KB blkdev_ioc 7KB 7KB bio-160 40KB 40KB biovec-max 463KB 476KB biovec-64 157KB 173KB biovec-16 26KB 26KB uid_cache 7KB 7KB dmaengine-unmap-2 4KB 4KB audit_buffer 7KB 7KB skbuff_fclone_cache 67KB 97KB skbuff_head_cache 260KB 318KB file_lock_cache 47KB 47KB file_lock_ctx 7KB 7KB fsnotify_mark_connector 16KB 16KB net_namespace 62KB 62KB taskstats 15KB 15KB proc_dir_entry 335KB 348KB pde_opener 27KB 27KB seq_file 52KB 52KB sigqueue 39KB 39KB shmem_inode_cache 1389KB 1464KB kernfs_iattrs_cache 231KB 231KB kernfs_node_cache 5229KB 5257KB mnt_cache 157KB 157KB filp 930KB 1785KB names_cache 9175KB 9392KB hashtab_node 278KB 278KB ebitmap_node 1149KB 1149KB avtab_node 4976KB 4976KB avc_node 31KB 31KB lsm_inode_cache 3249KB 3289KB lsm_file_cache 56KB 140KB key_jar 31KB 31KB uts_namespace 15KB 15KB nsproxy 7KB 7KB vm_area_struct 925KB 1300KB mm_struct 262KB 409KB fs_cache 36KB 52KB files_cache 160KB 223KB signal_cache 298KB 455KB sighand_cache 360KB 360KB task_struct 1016KB 1337KB cred_jar 86KB 152KB anon_vma_chain 201KB 299KB anon_vma 248KB 260KB pid 62KB 78KB Acpi-Operand 68KB 122KB Acpi-ParseExt 31KB 31KB Acpi-Parse 47KB 63KB Acpi-State 47KB 63KB Acpi-Namespace 28KB 28KB numa_policy 3KB 3KB perf_event 31KB 31KB trace_event_file 171KB 171KB ftrace_event_field 296KB 296KB pool_workqueue 40KB 40KB task_group 16KB 16KB vmap_area 39KB 39KB page->ptl 128KB 181KB kmemleak_scan_area 23KB 23KB kmemleak_object 135073KB 145549KB dma-kmalloc-512 16KB 16KB kmalloc-cg-8k 64KB 64KB kmalloc-cg-4k 472KB 768KB kmalloc-cg-2k 736KB 736KB kmalloc-cg-1k 210KB 256KB kmalloc-cg-512 234KB 272KB kmalloc-cg-256 16KB 16KB kmalloc-cg-192 24KB 24KB kmalloc-cg-128 16KB 16KB kmalloc-cg-96 16KB 16KB kmalloc-cg-64 12KB 12KB kmalloc-cg-32 32KB 72KB kmalloc-cg-16 8KB 8KB kmalloc-cg-8 15KB 15KB kmalloc-8k 4800KB 4992KB kmalloc-4k 16672KB 16800KB kmalloc-2k 3916KB 4224KB kmalloc-1k 2984KB 3360KB kmalloc-512 2299KB 3104KB kmalloc-256 945KB 976KB kmalloc-192 456KB 456KB kmalloc-128 430KB 588KB kmalloc-96 315KB 484KB kmalloc-64 958KB 1196KB kmalloc-32 683KB 748KB kmalloc-16 317KB 324KB kmalloc-8 261KB 262KB kmem_cache_node 47KB 47KB kmem_cache 82KB 82KB oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/system.slice/rsyslog.service,task=in:imklog,pid=187,uid=0 Out of memory (oom_kill_allocating_task): Killed process 183 (rsyslogd) total-vm:220876kB, anon-rss:736kB, file-rss:0kB, shmem-rss:0kB, UID:0 pgtables:60kB oom_score_adj:0 oom_reaper: reaped process 183 (rsyslogd), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB systemd invoked oom-killer: gfp_mask=0x1140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 CPU: 0 PID: 1 Comm: systemd Tainted: G W 5.16.0-rc5-next-20211216 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 dump_header+0x106/0x60f mm/oom_kill.c:464 oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994 out_of_memory+0x358/0x1460 mm/oom_kill.c:1132 __alloc_pages_may_oom mm/page_alloc.c:4329 [inline] __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 filemap_alloc_folio mm/filemap.c:1000 [inline] __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:2003 filemap_fault+0x155a/0x2130 mm/filemap.c:3140 __do_fault+0x113/0x5a0 mm/memory.c:3846 do_read_fault mm/memory.c:4161 [inline] do_fault mm/memory.c:4290 [inline] handle_pte_fault mm/memory.c:4548 [inline] __handle_mm_fault+0x1325/0x3570 mm/memory.c:4683 handle_mm_fault+0x2e6/0xa20 mm/memory.c:4781 do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397 handle_page_fault arch/x86/mm/fault.c:1484 [inline] exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x7fc903e2cb4a Code: Unable to access opcode bytes at RIP 0x7fc903e2cb20. RSP: 002b:00007ffc19a2bb80 EFLAGS: 00010206 RAX: 00007ffc19a2bbf0 RBX: 00007ffc19a2bbd1 RCX: 00007fc903ce22b8 RDX: 0000000000000003 RSI: 0000000000000000 RDI: 00007ffc19a2bbf2 RBP: 00007fc905c22230 R08: 00000000ffffffff R09: 00007ffc19a2b9b0 R10: 00007fc903d77440 R11: 0000000000000000 R12: 00007ffc19a2bbf0 R13: 00007ffc19a2bbb0 R14: 0000000000000000 R15: 00007fc905d18530 Mem-Info: syz-executor.4: page allocation failure: order:0, mode:0xcc0(GFP_KERNEL), nodemask=(null),cpuset=syz4,mems_allowed=0 CPU: 1 PID: 4316 Comm: syz-executor.4 Tainted: G W 5.16.0-rc5-next-20211216 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 active_anon:6148 inactive_anon:30920 isolated_anon:25 active_file:22 inactive_file:20 isolated_file:0 unevictable:0 dirty:0 writeback:0 slab_reclaimable:8550 slab_unreclaimable:59430 mapped:69659 shmem:114 pagetables:1135 bounce:0 kernel_misc_reclaimable:0 free:2409 free_pcp:62 free_cma:0 warn_alloc.cold+0x87/0x18d mm/page_alloc.c:4235 Node 0 active_anon:24592kB inactive_anon:123680kB active_file:88kB inactive_file:80kB unevictable:0kB isolated(anon):100kB isolated(file):0kB mapped:278636kB dirty:0kB writeback:0kB shmem:456kB writeback_tmp:0kB kernel_stack:4352kB pagetables:4540kB all_unreclaimable? yes Node 0 DMA free:6492kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 1617 1617 __alloc_pages_slowpath.constprop.0+0x1a21/0x1f10 mm/page_alloc.c:5120 1617 Node 0 DMA32 free:3144kB boost:4096kB min:9216kB low:10872kB high:12528kB reserved_highatomic:0KB active_anon:24592kB inactive_anon:123512kB active_file:800kB inactive_file:36kB unevictable:0kB writepending:0kB present:2080640kB managed:1660840kB mlocked:0kB bounce:0kB free_pcp:248kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 0 0 0 Node 0 DMA: 1*4kB alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 (U) 1*8kB relay_alloc_buf kernel/relay.c:124 [inline] relay_create_buf kernel/relay.c:165 [inline] relay_open_buf.part.0+0x2a4/0xc00 kernel/relay.c:387 (U) relay_open_buf kernel/relay.c:384 [inline] relay_open kernel/relay.c:520 [inline] relay_open+0x4ec/0x970 kernel/relay.c:477 1*16kB do_blk_trace_setup+0x4c3/0xc80 kernel/trace/blktrace.c:549 (U) 0*32kB __blk_trace_setup+0xca/0x180 kernel/trace/blktrace.c:589 1*64kB (U) 0*128kB 1*256kB blk_trace_setup+0x43/0x60 kernel/trace/blktrace.c:607 (U) sg_ioctl_common drivers/scsi/sg.c:1123 [inline] sg_ioctl+0x6b1/0x2830 drivers/scsi/sg.c:1165 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6492kB Node 0 DMA32: 401*4kB vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:874 [inline] __se_sys_ioctl fs/ioctl.c:860 [inline] __x64_sys_ioctl+0x196/0x210 fs/ioctl.c:860 (ME) do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x3b/0x90 arch/x86/entry/common.c:80 91*8kB entry_SYSCALL_64_after_hwframe+0x44/0xae (ME) RIP: 0033:0x7f83a25a7b19 32*16kB Code: Unable to access opcode bytes at RIP 0x7f83a25a7aef. (ME) RSP: 002b:00007f839fb1d188 EFLAGS: 00000246 10*32kB ORIG_RAX: 0000000000000010 (UM) RAX: ffffffffffffffda RBX: 00007f83a26baf60 RCX: 00007f83a25a7b19 0*64kB RDX: 0000000020000200 RSI: 00000000c0481273 RDI: 0000000000000003 0*128kB RBP: 00007f83a2601f6d R08: 0000000000000000 R09: 0000000000000000 0*256kB R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 0*512kB R13: 00007ffe01bd23ff R14: 00007f839fb1d300 R15: 0000000000022000 0*1024kB 0*2048kB Mem-Info: 0*4096kB active_anon:6148 inactive_anon:30920 isolated_anon:25 active_file:22 inactive_file:20 isolated_file:0 unevictable:0 dirty:0 writeback:0 slab_reclaimable:8550 slab_unreclaimable:59430 mapped:69659 shmem:114 pagetables:1135 bounce:0 kernel_misc_reclaimable:0 free:2409 free_pcp:62 free_cma:0 = 3164kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 0 active_anon:24592kB inactive_anon:123680kB active_file:88kB inactive_file:80kB unevictable:0kB isolated(anon):100kB isolated(file):0kB mapped:278636kB dirty:0kB writeback:0kB shmem:456kB writeback_tmp:0kB kernel_stack:4352kB pagetables:4540kB all_unreclaimable? yes 165 total pagecache pages Node 0 0 pages in swap cache DMA free:6492kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524158 pages RAM 0 pages HighMem/MovableOnly 105108 pages reserved Unreclaimable slab info: Name Used Total pid_2 41KB 41KB IEEE-802.15.4-MAC 63KB 63KB IEEE-802.15.4-RAW 31KB 31KB fib6_nodes 28KB 28KB ip6_dst_cache 37KB 37KB PINGv6 31KB 31KB RAWv6 157KB 157KB UDPv6 62KB 62KB TCPv6 62KB 62KB scsi_sense_cache 8KB 8KB sd_ext_cdb 3KB 3KB virtio_scsi_cmd 16KB 16KB bio-96 7KB 7KB sgpool-128 178KB 238KB sgpool-64 63KB 63KB sgpool-32 78KB 78KB sgpool-16 52KB 52KB sgpool-8 56KB 56KB bio-224 3KB 3KB mqueue_inode_cache 60KB 60KB nfs_commit_data 15KB 15KB nfs_write_data 47KB 47KB jbd2_inode 11KB 11KB ext4_system_zone 7KB 7KB ext4_io_end_vec 7KB 7KB ext4_bio_post_read_ctx 15KB 15KB io_kiocb 7KB 7KB kioctx 31KB 31KB aio_kiocb 7KB 7KB pid_namespace 7KB 7KB posix_timers_cache 7KB 7KB rpc_buffers 31KB 31KB rpc_tasks 3KB 3KB UNIX-STREAM 180KB 341KB UNIX 226KB 310KB tcp_bind_bucket 8KB 8KB ip_fib_trie 8KB 8KB ip_fib_alias 15KB 15KB ip_dst_cache 8KB 8KB RAW 93KB 93KB UDP 189KB 189KB request_sock_TCP 7KB 7KB TCP 58KB 58KB hugetlbfs_inode_cache 31KB 31KB bio-216 11KB 11KB ep_head 8KB 8KB eventpoll_pwq 19KB 19KB eventpoll_epi 39KB 39KB inotify_inode_mark 31KB 31KB request_queue 62KB 62KB blkdev_ioc 7KB 7KB bio-160 40KB 40KB biovec-max 463KB 476KB biovec-64 157KB 173KB biovec-16 26KB 26KB uid_cache 7KB 7KB dmaengine-unmap-2 4KB 4KB audit_buffer 7KB 7KB skbuff_fclone_cache 67KB 97KB skbuff_head_cache 274KB 318KB file_lock_cache 47KB 47KB file_lock_ctx 7KB 7KB fsnotify_mark_connector 16KB 16KB net_namespace 62KB 62KB taskstats 15KB 15KB proc_dir_entry 335KB 348KB pde_opener 27KB 27KB seq_file 52KB 52KB sigqueue 39KB 39KB shmem_inode_cache 1389KB 1464KB kernfs_iattrs_cache 231KB 231KB kernfs_node_cache 5229KB 5257KB mnt_cache 157KB 157KB filp 930KB 1785KB names_cache 9175KB 9392KB hashtab_node 278KB 278KB ebitmap_node 1149KB 1149KB avtab_node 4976KB 4976KB avc_node 31KB 31KB lsm_inode_cache 3249KB 3289KB lsm_file_cache 56KB 140KB key_jar 31KB 31KB uts_namespace 15KB 15KB nsproxy 7KB 7KB vm_area_struct 925KB 1300KB mm_struct 262KB 409KB fs_cache 36KB 52KB files_cache 160KB 223KB signal_cache 298KB 455KB sighand_cache 360KB 360KB task_struct 1016KB 1337KB cred_jar 86KB 152KB anon_vma_chain 201KB 299KB anon_vma 248KB 260KB pid 62KB 78KB Acpi-Operand 68KB 122KB Acpi-ParseExt 31KB 31KB Acpi-Parse 47KB 63KB Acpi-State 47KB 63KB Acpi-Namespace 28KB 28KB numa_policy 3KB 3KB perf_event 31KB 31KB trace_event_file 171KB 171KB ftrace_event_field 296KB 296KB pool_workqueue 40KB 40KB task_group 16KB 16KB vmap_area 39KB 39KB page->ptl 128KB 181KB kmemleak_scan_area 23KB 23KB kmemleak_object 135155KB 145549KB lowmem_reserve[]: dma-kmalloc-512 16KB 16KB 0 kmalloc-cg-8k 64KB 64KB 1617 kmalloc-cg-4k 472KB 768KB 1617 kmalloc-cg-2k 736KB 736KB 1617 kmalloc-cg-1k 210KB 256KB kmalloc-cg-512 234KB 272KB Node 0 kmalloc-cg-256 16KB 16KB DMA32 free:3144kB boost:4096kB min:9216kB low:10872kB high:12528kB reserved_highatomic:0KB active_anon:24592kB inactive_anon:123512kB active_file:800kB inactive_file:36kB unevictable:0kB writepending:0kB present:2080640kB managed:1660840kB mlocked:0kB bounce:0kB free_pcp:248kB local_pcp:248kB free_cma:0kB kmalloc-cg-192 24KB 24KB lowmem_reserve[]: kmalloc-cg-128 16KB 16KB 0 kmalloc-cg-96 16KB 16KB 0 kmalloc-cg-64 12KB 12KB 0 kmalloc-cg-32 32KB 72KB 0 kmalloc-cg-16 8KB 8KB kmalloc-cg-8 15KB 15KB Node 0 kmalloc-8k 4800KB 4992KB DMA: kmalloc-4k 16672KB 16800KB 1*4kB kmalloc-2k 3916KB 4224KB (U) kmalloc-1k 3048KB 3360KB 1*8kB kmalloc-512 2329KB 3104KB (U) kmalloc-256 945KB 976KB 1*16kB kmalloc-192 456KB 456KB (U) kmalloc-128 430KB 588KB 0*32kB kmalloc-96 315KB 484KB 1*64kB kmalloc-64 958KB 1196KB (U) kmalloc-32 683KB 748KB 0*128kB kmalloc-16 317KB 324KB 1*256kB kmalloc-8 261KB 262KB (U) kmem_cache_node 47KB 47KB 0*512kB kmem_cache 82KB 82KB 0*1024kB oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null) 1*2048kB ,cpuset=/ (M) ,mems_allowed=0 1*4096kB ,global_oom,task_memcg= (M) /syz2,task=syz-executor.2,pid=4039,uid=0 = 6492kB Out of memory: Killed process 4039 (syz-executor.2) total-vm:93808kB, anon-rss:464kB, file-rss:34624kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000 Node 0 systemd invoked oom-killer: gfp_mask=0x1140cca(GFP_HIGHUSER_MOVABLE|__GFP_COMP), order=0, oom_score_adj=0 DMA32: CPU: 0 PID: 1 Comm: systemd Tainted: G W 5.16.0-rc5-next-20211216 #1 401*4kB Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS rel-1.14.0-0-g155821a1990b-prebuilt.qemu.org 04/01/2014 (ME) Call Trace: __dump_stack lib/dump_stack.c:88 [inline] dump_stack_lvl+0x8b/0xb3 lib/dump_stack.c:106 91*8kB dump_header+0x106/0x60f mm/oom_kill.c:464 (ME) oom_kill_process.cold+0x10/0x15 mm/oom_kill.c:994 32*16kB out_of_memory+0x358/0x1460 mm/oom_kill.c:1132 (ME) 10*32kB __alloc_pages_may_oom mm/page_alloc.c:4329 [inline] __alloc_pages_slowpath.constprop.0+0x1972/0x1f10 mm/page_alloc.c:5058 (UM) 0*64kB 0*128kB __alloc_pages+0x403/0x4e0 mm/page_alloc.c:5389 0*256kB 0*512kB 0*1024kB 0*2048kB alloc_pages+0x1a0/0x2f0 mm/mempolicy.c:2271 0*4096kB filemap_alloc_folio mm/filemap.c:1000 [inline] __filemap_get_folio+0x65c/0xfd0 mm/filemap.c:2003 = 3164kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB filemap_fault+0x155a/0x2130 mm/filemap.c:3140 165 total pagecache pages __do_fault+0x113/0x5a0 mm/memory.c:3846 0 pages in swap cache do_read_fault mm/memory.c:4161 [inline] do_fault mm/memory.c:4290 [inline] handle_pte_fault mm/memory.c:4548 [inline] __handle_mm_fault+0x1325/0x3570 mm/memory.c:4683 Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524158 pages RAM handle_mm_fault+0x2e6/0xa20 mm/memory.c:4781 0 pages HighMem/MovableOnly do_user_addr_fault+0x54a/0x12a0 arch/x86/mm/fault.c:1397 105108 pages reserved handle_page_fault arch/x86/mm/fault.c:1484 [inline] exc_page_fault+0xa2/0x1a0 arch/x86/mm/fault.c:1540 asm_exc_page_fault+0x1e/0x30 arch/x86/include/asm/idtentry.h:568 RIP: 0033:0x7fc903e2cb4a Code: Unable to access opcode bytes at RIP 0x7fc903e2cb20. RSP: 002b:00007ffc19a2bb80 EFLAGS: 00010206 RAX: 00007ffc19a2bbf0 RBX: 00007ffc19a2bbd1 RCX: 00007fc903ce22b8 RDX: 0000000000000003 RSI: 0000000000000000 RDI: 00007ffc19a2bbf2 RBP: 00007fc905c22230 R08: 00000000ffffffff R09: 00007ffc19a2b9b0 R10: 00007fc903d77440 R11: 0000000000000000 R12: 00007ffc19a2bbf0 R13: 00007ffc19a2bbb0 R14: 0000000000000000 R15: 00007fc905d18530 Mem-Info: active_anon:6148 inactive_anon:30920 isolated_anon:25 active_file:1 inactive_file:20 isolated_file:0 unevictable:0 dirty:0 writeback:0 slab_reclaimable:8550 slab_unreclaimable:59430 mapped:69659 shmem:114 pagetables:1114 bounce:0 kernel_misc_reclaimable:0 free:70764 free_pcp:118 free_cma:0 Node 0 active_anon:24592kB inactive_anon:123680kB active_file:4kB inactive_file:80kB unevictable:0kB isolated(anon):100kB isolated(file):0kB mapped:278636kB dirty:0kB writeback:0kB shmem:456kB writeback_tmp:0kB kernel_stack:4320kB pagetables:4456kB all_unreclaimable? yes Node 0 DMA free:6492kB boost:0kB min:44kB low:56kB high:68kB reserved_highatomic:0KB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15360kB mlocked:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 1617 1617 1617 Node 0 DMA32 free:339312kB boost:4096kB min:9216kB low:10872kB high:12528kB reserved_highatomic:0KB active_anon:24592kB inactive_anon:123512kB active_file:380kB inactive_file:120kB unevictable:0kB writepending:0kB present:2080640kB managed:1660840kB mlocked:0kB bounce:0kB free_pcp:1216kB local_pcp:200kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 Node 0 DMA: 1*4kB (U) 1*8kB (U) 1*16kB (U) 0*32kB 1*64kB (U) 0*128kB 1*256kB (U) 0*512kB 0*1024kB 1*2048kB (M) 1*4096kB (M) = 6492kB Node 0 DMA32: 710*4kB (UME) 203*8kB (UME) 117*16kB (UME) 213*32kB (UM) 97*64kB (U) 79*128kB (U) 79*256kB (U) 67*512kB (U) 36*1024kB (U) 18*2048kB (U) 52*4096kB (U) = 370720kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 165 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 524158 pages RAM 0 pages HighMem/MovableOnly 105108 pages reserved Unreclaimable slab info: Name Used Total pid_2 41KB 41KB IEEE-802.15.4-MAC 63KB 63KB IEEE-802.15.4-RAW 31KB 31KB fib6_nodes 28KB 28KB ip6_dst_cache 37KB 37KB PINGv6 31KB 31KB RAWv6 157KB 157KB UDPv6 62KB 62KB TCPv6 62KB 62KB scsi_sense_cache 8KB 8KB sd_ext_cdb 3KB 3KB virtio_scsi_cmd 16KB 16KB bio-96 7KB 7KB sgpool-128 178KB 238KB sgpool-64 63KB 63KB sgpool-32 78KB 78KB sgpool-16 52KB 52KB sgpool-8 56KB 56KB bio-224 3KB 3KB mqueue_inode_cache 60KB 60KB nfs_commit_data 15KB 15KB nfs_write_data 47KB 47KB jbd2_inode 11KB 11KB ext4_system_zone 7KB 7KB ext4_io_end_vec 7KB 7KB ext4_bio_post_read_ctx 15KB 15KB io_kiocb 7KB 7KB kioctx 31KB 31KB aio_kiocb 7KB 7KB pid_namespace 7KB 7KB posix_timers_cache 7KB 7KB rpc_buffers 31KB 31KB rpc_tasks 3KB 3KB UNIX-STREAM 180KB 341KB UNIX 226KB 310KB tcp_bind_bucket 8KB 8KB ip_fib_trie 8KB 8KB ip_fib_alias 15KB 15KB ip_dst_cache 8KB 8KB RAW 93KB 93KB UDP 189KB 189KB request_sock_TCP 7KB 7KB TCP 58KB 58KB hugetlbfs_inode_cache 31KB 31KB bio-216 11KB 11KB ep_head 8KB 8KB eventpoll_pwq 19KB 19KB eventpoll_epi 39KB 39KB inotify_inode_mark 31KB 31KB request_queue 62KB 62KB blkdev_ioc 7KB 7KB bio-160 40KB 40KB biovec-max 463KB 476KB biovec-64 157KB 173KB biovec-16 26KB 26KB uid_cache 7KB 7KB dmaengine-unmap-2 4KB 4KB audit_buffer 7KB 7KB skbuff_fclone_cache 67KB 97KB skbuff_head_cache 286KB 318KB file_lock_cache 47KB 47KB file_lock_ctx 7KB 7KB fsnotify_mark_connector 16KB 16KB net_namespace 62KB 62KB taskstats 15KB 15KB proc_dir_entry 335KB 348KB pde_opener 27KB 27KB seq_file 52KB 52KB sigqueue 39KB 39KB shmem_inode_cache 1389KB 1464KB kernfs_iattrs_cache 231KB 231KB kernfs_node_cache 5229KB 5257KB mnt_cache 157KB 157KB filp 930KB 1785KB names_cache 9175KB 9392KB hashtab_node 278KB 278KB ebitmap_node 1149KB 1149KB avtab_node 4976KB 4976KB avc_node 31KB 31KB lsm_inode_cache 3249KB 3289KB lsm_file_cache 56KB 140KB key_jar 31KB 31KB uts_namespace 15KB 15KB nsproxy 7KB 7KB vm_area_struct 925KB 1300KB mm_struct 262KB 409KB fs_cache 36KB 52KB files_cache 160KB 223KB signal_cache 298KB 455KB sighand_cache 360KB 360KB task_struct 1016KB 1337KB cred_jar 86KB 152KB anon_vma_chain 201KB 299KB anon_vma 248KB 260KB pid 62KB 78KB Acpi-Operand 68KB 122KB Acpi-ParseExt 31KB 31KB Acpi-Parse 47KB 63KB Acpi-State 47KB 63KB Acpi-Namespace 28KB 28KB numa_policy 3KB 3KB perf_event 31KB 31KB trace_event_file 171KB 171KB ftrace_event_field 296KB 296KB pool_workqueue 40KB 40KB task_group 16KB 16KB vmap_area 39KB 39KB page->ptl 128KB 181KB kmemleak_scan_area 23KB 23KB kmemleak_object 135229KB 145549KB dma-kmalloc-512 16KB 16KB kmalloc-cg-8k 64KB 64KB kmalloc-cg-4k 472KB 768KB kmalloc-cg-2k 736KB 736KB kmalloc-cg-1k 210KB 256KB kmalloc-cg-512 234KB 272KB kmalloc-cg-256 16KB 16KB kmalloc-cg-192 24KB 24KB kmalloc-cg-128 16KB 16KB kmalloc-cg-96 16KB 16KB kmalloc-cg-64 12KB 12KB kmalloc-cg-32 32KB 72KB kmalloc-cg-16 8KB 8KB kmalloc-cg-8 15KB 15KB kmalloc-8k 4800KB 4992KB kmalloc-4k 16672KB 16800KB kmalloc-2k 3916KB 4224KB kmalloc-1k 3138KB 3360KB kmalloc-512 2364KB 3104KB kmalloc-256 945KB 976KB kmalloc-192 456KB 456KB kmalloc-128 430KB 588KB kmalloc-96 315KB 484KB kmalloc-64 970KB 1196KB kmalloc-32 683KB 748KB kmalloc-16 317KB 324KB kmalloc-8 261KB 262KB kmem_cache_node 47KB 47KB kmem_cache 82KB 82KB oom-kill:constraint=CONSTRAINT_NONE,nodemask=(null),cpuset=/,mems_allowed=0,global_oom,task_memcg=/syz2,task=syz-executor.2,pid=4038,uid=0 Out of memory: Killed process 4038 (syz-executor.2) total-vm:93808kB, anon-rss:464kB, file-rss:34624kB, shmem-rss:0kB, UID:0 pgtables:128kB oom_score_adj:1000 logrotate (4358) used greatest stack depth: 23040 bytes left Bluetooth: hci0: command 0x0406 tx timeout Bluetooth: hci1: command 0x0406 tx timeout Bluetooth: hci4: command 0x0406 tx timeout Bluetooth: hci6: command 0x0406 tx timeout Bluetooth: hci3: command 0x0406 tx timeout Bluetooth: hci5: command 0x0406 tx timeout