RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 ====================================================== WARNING: possible circular locking dependency detected 4.19.211-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor765/8104 is trying to acquire lock: 000000008d0413ab (console_owner){....}, at: log_next kernel/printk/printk.c:511 [inline] 000000008d0413ab (console_owner){....}, at: console_unlock+0x3a9/0x1110 kernel/printk/printk.c:2447 but task is already holding lock: 00000000f3a5d511 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 drivers/tty/pty.c:120 which lock already depends on the new lock. the existing dependency chain (in reverse order) is: -> #2 (&(&port->lock)->rlock){-.-.}: tty_port_tty_get+0x1d/0x80 drivers/tty/tty_port.c:289 tty_port_default_wakeup+0x11/0x40 drivers/tty/tty_port.c:47 serial8250_tx_chars+0x490/0xaf0 drivers/tty/serial/8250/8250_port.c:1813 serial8250_handle_irq.part.0+0x31f/0x3d0 drivers/tty/serial/8250/8250_port.c:1900 serial8250_handle_irq drivers/tty/serial/8250/8250_port.c:1873 [inline] serial8250_default_handle_irq+0xae/0x220 drivers/tty/serial/8250/8250_port.c:1916 serial8250_interrupt+0x101/0x240 drivers/tty/serial/8250/8250_core.c:125 __handle_irq_event_percpu+0x27e/0x8e0 kernel/irq/handle.c:149 handle_irq_event_percpu kernel/irq/handle.c:189 [inline] handle_irq_event+0x102/0x290 kernel/irq/handle.c:206 handle_edge_irq+0x260/0xcf0 kernel/irq/chip.c:800 generic_handle_irq_desc include/linux/irqdesc.h:155 [inline] handle_irq+0x35/0x50 arch/x86/kernel/irq_64.c:87 do_IRQ+0x93/0x1c0 arch/x86/kernel/irq.c:246 ret_from_intr+0x0/0x1e arch_local_irq_restore arch/x86/include/asm/paravirt.h:789 [inline] __raw_spin_unlock_irqrestore include/linux/spinlock_api_smp.h:160 [inline] _raw_spin_unlock_irqrestore+0xa3/0xe0 kernel/locking/spinlock.c:184 spin_unlock_irqrestore include/linux/spinlock.h:384 [inline] uart_write+0x3bb/0x6f0 drivers/tty/serial/serial_core.c:612 do_output_char+0x5de/0x850 drivers/tty/n_tty.c:445 process_output drivers/tty/n_tty.c:512 [inline] n_tty_write+0x46e/0xff0 drivers/tty/n_tty.c:2343 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x496/0x810 drivers/tty/tty_io.c:1044 redirected_tty_write+0xaa/0xb0 drivers/tty/tty_io.c:1065 do_loop_readv_writev fs/read_write.c:704 [inline] do_loop_readv_writev fs/read_write.c:688 [inline] do_iter_write+0x461/0x5d0 fs/read_write.c:962 vfs_writev+0x153/0x2e0 fs/read_write.c:1005 do_writev+0x136/0x330 fs/read_write.c:1040 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe -> #1 (&port_lock_key){-.-.}: serial8250_console_write+0x90e/0xb70 drivers/tty/serial/8250/8250_port.c:3290 call_console_drivers kernel/printk/printk.c:1764 [inline] console_unlock+0xbb6/0x1110 kernel/printk/printk.c:2460 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 register_console+0x87f/0xc90 kernel/printk/printk.c:2776 univ8250_console_init+0x3a/0x46 drivers/tty/serial/8250/8250_core.c:684 console_init+0x4cb/0x718 kernel/printk/printk.c:2862 start_kernel+0x686/0x911 init/main.c:659 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #0 (console_owner){....}: console_lock_spinning_enable kernel/printk/printk.c:1627 [inline] console_unlock+0x411/0x1110 kernel/printk/printk.c:2457 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 fail_dump lib/fault-inject.c:44 [inline] should_fail+0x66b/0x7b0 lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:496 [inline] __alloc_pages_node include/linux/gfp.h:509 [inline] kmem_getpages mm/slab.c:1412 [inline] cache_grow_begin+0xa4/0x8a0 mm/slab.c:2682 cache_alloc_refill+0x273/0x340 mm/slab.c:3049 ____cache_alloc mm/slab.c:3132 [inline] __do_cache_alloc mm/slab.c:3354 [inline] slab_alloc mm/slab.c:3389 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x362/0x3c0 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] tty_buffer_alloc+0x23f/0x2a0 drivers/tty/tty_buffer.c:170 __tty_buffer_request_room+0x156/0x2a0 drivers/tty/tty_buffer.c:268 tty_insert_flip_string_fixed_flag+0x93/0x250 drivers/tty/tty_buffer.c:313 tty_insert_flip_string include/linux/tty_flip.h:37 [inline] pty_write+0x126/0x1f0 drivers/tty/pty.c:122 n_tty_write+0xa03/0xff0 drivers/tty/n_tty.c:2354 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x496/0x810 drivers/tty/tty_io.c:1044 __vfs_write+0xf7/0x770 fs/read_write.c:485 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe other info that might help us debug this: Chain exists of: console_owner --> &port_lock_key --> &(&port->lock)->rlock Possible unsafe locking scenario: CPU0 CPU1 ---- ---- lock(&(&port->lock)->rlock); lock(&port_lock_key); lock(&(&port->lock)->rlock); lock(console_owner); *** DEADLOCK *** 6 locks held by syz-executor765/8104: #0: 00000000afd5fd0a (&tty->ldisc_sem){++++}, at: tty_ldisc_ref_wait+0x22/0x80 drivers/tty/tty_ldisc.c:272 #1: 0000000010779779 (&tty->atomic_write_lock){+.+.}, at: tty_write_lock drivers/tty/tty_io.c:886 [inline] #1: 0000000010779779 (&tty->atomic_write_lock){+.+.}, at: do_tty_write drivers/tty/tty_io.c:909 [inline] #1: 0000000010779779 (&tty->atomic_write_lock){+.+.}, at: tty_write+0x24e/0x810 drivers/tty/tty_io.c:1044 #2: 0000000038eee258 (&tty->termios_rwsem){++++}, at: n_tty_write+0x1b5/0xff0 drivers/tty/n_tty.c:2314 #3: 000000006056d301 (&ldata->output_lock){+.+.}, at: n_tty_write+0x9d0/0xff0 drivers/tty/n_tty.c:2353 #4: 00000000f3a5d511 (&(&port->lock)->rlock){-.-.}, at: pty_write+0xf4/0x1f0 drivers/tty/pty.c:120 #5: 00000000e801f7e9 (console_lock){+.+.}, at: vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 stack backtrace: CPU: 1 PID: 8104 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 print_circular_bug.constprop.0.cold+0x2d7/0x41e kernel/locking/lockdep.c:1222 check_prev_add kernel/locking/lockdep.c:1866 [inline] check_prevs_add kernel/locking/lockdep.c:1979 [inline] validate_chain kernel/locking/lockdep.c:2420 [inline] __lock_acquire+0x30c9/0x3ff0 kernel/locking/lockdep.c:3416 lock_acquire+0x170/0x3c0 kernel/locking/lockdep.c:3908 console_lock_spinning_enable kernel/printk/printk.c:1627 [inline] console_unlock+0x411/0x1110 kernel/printk/printk.c:2457 vprintk_emit+0x2d1/0x740 kernel/printk/printk.c:1965 vprintk_func+0x79/0x180 kernel/printk/printk_safe.c:405 printk+0xba/0xed kernel/printk/printk.c:2040 fail_dump lib/fault-inject.c:44 [inline] should_fail+0x66b/0x7b0 lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 __alloc_pages include/linux/gfp.h:496 [inline] __alloc_pages_node include/linux/gfp.h:509 [inline] kmem_getpages mm/slab.c:1412 [inline] cache_grow_begin+0xa4/0x8a0 mm/slab.c:2682 cache_alloc_refill+0x273/0x340 mm/slab.c:3049 ____cache_alloc mm/slab.c:3132 [inline] __do_cache_alloc mm/slab.c:3354 [inline] slab_alloc mm/slab.c:3389 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x362/0x3c0 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] tty_buffer_alloc+0x23f/0x2a0 drivers/tty/tty_buffer.c:170 __tty_buffer_request_room+0x156/0x2a0 drivers/tty/tty_buffer.c:268 tty_insert_flip_string_fixed_flag+0x93/0x250 drivers/tty/tty_buffer.c:313 tty_insert_flip_string include/linux/tty_flip.h:37 [inline] pty_write+0x126/0x1f0 drivers/tty/pty.c:122 n_tty_write+0xa03/0xff0 drivers/tty/n_tty.c:2354 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x496/0x810 drivers/tty/tty_io.c:1044 __vfs_write+0xf7/0x770 fs/read_write.c:485 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fda6ee45079 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe88dec3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fda6ee45079 RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 8105 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 alloc_pages_vma+0xf2/0x780 mm/mempolicy.c:2161 wp_page_copy+0x219/0x2c40 mm/memory.c:2605 do_wp_page+0x2d4/0x2210 mm/memory.c:2903 handle_pte_fault mm/memory.c:4191 [inline] __handle_mm_fault+0x258b/0x41c0 mm/memory.c:4299 handle_mm_fault+0x436/0xb10 mm/memory.c:4336 __do_page_fault+0x68e/0xd60 arch/x86/mm/fault.c:1412 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 syz-executor765 cpuset=/ mems_allowed=0-1 CPU: 0 PID: 8105 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1132 [inline] out_of_memory+0x34d/0x1390 mm/oom_kill.c:1064 pagefault_out_of_memory+0x102/0x120 mm/oom_kill.c:1157 mm_fault_error+0x106/0x390 arch/x86/mm/fault.c:1040 __do_page_fault+0xc34/0xd60 arch/x86/mm/fault.c:1440 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 Mem-Info: active_anon:2961 inactive_anon:4712 isolated_anon:0 active_file:5319 inactive_file:11959 isolated_file:0 unevictable:0 dirty:7946 writeback:0 unstable:0 slab_reclaimable:16166 slab_unreclaimable:112765 mapped:3784 shmem:4898 pagetables:346 bounce:0 free:1530869 free_pcp:542 free_cma:0 Node 0 active_anon:11844kB inactive_anon:18848kB active_file:21156kB inactive_file:47836kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15136kB dirty:31772kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:12kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:204kB low:252kB high:300kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:2067768kB min:35996kB low:44992kB high:53988kB active_anon:11844kB inactive_anon:18848kB active_file:21192kB inactive_file:47856kB unevictable:0kB writepending:31856kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2156kB local_pcp:1228kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:12kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 1392*4kB (UME) 72*8kB (UME) 283*16kB (UME) 225*32kB (UME) 29*64kB (UME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067472kB Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 22198 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: Name Used Total TIPC 1KB 7KB SCTPv6 2KB 6KB DCCPv6 2KB 7KB DCCP 2KB 7KB RXRPC 1KB 6KB rxrpc_call_jar 11KB 15KB fib6_nodes 0KB 4KB ip6_dst_cache 0KB 3KB RAWv6 10KB 20KB UDPv6 13KB 15KB TCPv6 6KB 12KB nf_conntrack 18KB 26KB t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1064KB virtio_scsi_cmd 16KB 16KB sgpool-128 8KB 8KB sgpool-64 4KB 12KB sgpool-32 2KB 15KB sgpool-16 1KB 7KB sgpool-8 0KB 7KB mqueue_inode_cache 1KB 7KB bio_post_read_ctx 14KB 15KB bio-2 14KB 15KB jfs_mp 7KB 7KB cifs_small_rq 15KB 16KB cifs_request 67KB 67KB cifs_mpx_ids 0KB 7KB nfs_commit_data 3KB 14KB nfs_write_data 34KB 44KB ext4_system_zone 1KB 7KB bio-1 1KB 7KB rpc_buffers 17KB 25KB rpc_tasks 2KB 7KB UNIX 249KB 322KB tcp_bind_bucket 0KB 4KB ip_fib_trie 0KB 3KB ip_fib_alias 0KB 3KB ip_dst_cache 2KB 12KB RAW 6KB 15KB UDP 25KB 47KB request_sock_TCP 0KB 3KB TCP 5KB 11KB hugetlbfs_inode_cache 3KB 15KB fscache_cookie_jar 1KB 11KB eventpoll_pwq 31KB 71KB eventpoll_epi 37KB 122KB inotify_inode_mark 6KB 11KB request_queue 207KB 279KB blkdev_requests 1KB 3KB blkdev_ioc 3KB 15KB bio-0 64KB 120KB biovec-max 1237KB 1237KB biovec-64 11KB 47KB biovec-16 2KB 11KB bio_integrity_payload 1KB 8KB khugepaged_mm_slot 1KB 3KB uid_cache 1KB 4KB dmaengine-unmap-2 0KB 3KB skbuff_fclone_cache 581KB 581KB skbuff_head_cache 1862KB 2208KB configfs_dir_cache 3KB 7KB file_lock_cache 12KB 31KB file_lock_ctx 9KB 11KB fsnotify_mark_connector 2KB 7KB shmem_inode_cache 7796KB 7804KB task_delay_info 97KB 399KB taskstats 0KB 3KB proc_dir_entry 302KB 307KB pde_opener 31KB 81KB seq_file 281KB 681KB sigqueue 17KB 59KB kernfs_node_cache 9949KB 9957KB mnt_cache 69KB 76KB filp 10655KB 10657KB names_cache 179664KB 179685KB iint_cache 79KB 79KB key_jar 4KB 11KB nsproxy 0KB 3KB vm_area_struct 1723KB 1821KB mm_struct 173KB 357KB fs_cache 80KB 332KB files_cache 150KB 382KB signal_cache 398KB 948KB sighand_cache 538KB 659KB task_struct 1609KB 1609KB cred_jar 1369KB 2048KB anon_vma_chain 605KB 803KB anon_vma 185KB 362KB pid 53KB 272KB Acpi-Operand 157KB 202KB Acpi-ParseExt 9KB 11KB Acpi-Parse 41KB 47KB Acpi-State 52KB 66KB Acpi-Namespace 20KB 27KB numa_policy 0KB 3KB debug_objects_cache 686KB 718KB trace_event_file 297KB 298KB ftrace_event_field 398KB 401KB pool_workqueue 79KB 84KB page->ptl 176KB 458KB kmalloc-2097152 2050KB 2050KB kmalloc-524288 2056KB 2056KB kmalloc-262144 1290KB 1290KB kmalloc-131072 650KB 650KB kmalloc-65536 264KB 330KB kmalloc-32768 660KB 660KB kmalloc-16384 247KB 247KB kmalloc-8192 1080KB 1122KB kmalloc-4096 7467KB 7526KB kmalloc-2048 6438KB 6438KB kmalloc-1024 4422KB 4473KB kmalloc-512 2756KB 4308KB kmalloc-256 1920KB 2377KB kmalloc-128 438KB 504KB kmalloc-96 2577KB 2596KB kmalloc-64 2313KB 2444KB kmalloc-32 1009KB 1905KB kmalloc-192 991KB 1820KB kmem_cache 177KB 183KB Tasks state (memory values in pages): [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 4695] 0 4695 11524 1790 126976 0 0 systemd-journal [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 7679] 0 7679 6999 590 106496 0 0 cron [ 7692] 0 7692 63583 842 147456 0 0 rsyslogd [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 8105] 0 8105 4360 525 45056 0 1000 syz-executor765 Out of memory: Kill process 8105 (syz-executor765) score 1000 or sacrifice child Killed process 8105 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB oom_reaper: reaped process 8105 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 1 CPU: 1 PID: 8106 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 __should_failslab+0x115/0x180 mm/failslab.c:32 should_failslab+0x5/0x10 mm/slab_common.c:1590 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x6d/0x3c0 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] tty_buffer_alloc+0x23f/0x2a0 drivers/tty/tty_buffer.c:170 __tty_buffer_request_room+0x156/0x2a0 drivers/tty/tty_buffer.c:268 tty_insert_flip_string_fixed_flag+0x93/0x250 drivers/tty/tty_buffer.c:313 tty_insert_flip_string include/linux/tty_flip.h:37 [inline] pty_write+0x126/0x1f0 drivers/tty/pty.c:122 n_tty_write+0xa03/0xff0 drivers/tty/n_tty.c:2354 do_tty_write drivers/tty/tty_io.c:960 [inline] tty_write+0x496/0x810 drivers/tty/tty_io.c:1044 __vfs_write+0xf7/0x770 fs/read_write.c:485 vfs_write+0x1f3/0x540 fs/read_write.c:549 ksys_write+0x12b/0x2a0 fs/read_write.c:599 do_syscall_64+0xf9/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x7fda6ee45079 Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 b1 14 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007ffe88dec3d8 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000001 RCX: 00007fda6ee45079 RDX: 0000000000000001 RSI: 0000000020000000 RDI: 0000000000000003 RBP: 00007ffe88dec3f0 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000004 R13: 431bde82d7b634db R14: 0000000000000000 R15: 0000000000000000 FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 8107 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 alloc_pages_vma+0xf2/0x780 mm/mempolicy.c:2161 wp_page_copy+0x219/0x2c40 mm/memory.c:2605 do_wp_page+0x2d4/0x2210 mm/memory.c:2903 handle_pte_fault mm/memory.c:4191 [inline] __handle_mm_fault+0x258b/0x41c0 mm/memory.c:4299 handle_mm_fault+0x436/0xb10 mm/memory.c:4336 __do_page_fault+0x68e/0xd60 arch/x86/mm/fault.c:1412 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 syz-executor765 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 8107 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1132 [inline] out_of_memory+0x34d/0x1390 mm/oom_kill.c:1064 pagefault_out_of_memory+0x102/0x120 mm/oom_kill.c:1157 mm_fault_error+0x106/0x390 arch/x86/mm/fault.c:1040 __do_page_fault+0xc34/0xd60 arch/x86/mm/fault.c:1440 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 Mem-Info: active_anon:2967 inactive_anon:4712 isolated_anon:0 active_file:5328 inactive_file:11987 isolated_file:0 unevictable:0 dirty:7932 writeback:0 unstable:0 slab_reclaimable:16153 slab_unreclaimable:112757 mapped:3814 shmem:4898 pagetables:346 bounce:0 free:1530793 free_pcp:623 free_cma:0 Node 0 active_anon:11848kB inactive_anon:18848kB active_file:21192kB inactive_file:47948kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15284kB dirty:31756kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:204kB low:252kB high:300kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:2068012kB min:35996kB low:44992kB high:53988kB active_anon:11848kB inactive_anon:18848kB active_file:21192kB inactive_file:47948kB unevictable:0kB writepending:31756kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2384kB local_pcp:1104kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 1429*4kB (UME) 4*8kB (UE) 282*16kB (UE) 240*32kB (UME) 30*64kB (UME) 10*128kB (UME) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067604kB Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 22218 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: Name Used Total TIPC 1KB 7KB SCTPv6 2KB 6KB DCCPv6 2KB 7KB DCCP 2KB 7KB RXRPC 1KB 6KB rxrpc_call_jar 11KB 15KB fib6_nodes 0KB 4KB ip6_dst_cache 1KB 3KB RAWv6 10KB 20KB UDPv6 13KB 15KB TCPv6 6KB 12KB nf_conntrack 18KB 26KB t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1060KB virtio_scsi_cmd 16KB 16KB sgpool-128 8KB 8KB sgpool-64 4KB 12KB sgpool-32 2KB 15KB sgpool-16 1KB 7KB sgpool-8 0KB 7KB mqueue_inode_cache 1KB 7KB bio_post_read_ctx 14KB 15KB bio-2 14KB 15KB jfs_mp 7KB 7KB cifs_small_rq 15KB 16KB cifs_request 67KB 67KB cifs_mpx_ids 0KB 7KB nfs_commit_data 3KB 14KB nfs_write_data 34KB 44KB ext4_system_zone 1KB 7KB bio-1 1KB 7KB rpc_buffers 17KB 25KB rpc_tasks 2KB 7KB UNIX 243KB 315KB tcp_bind_bucket 0KB 4KB ip_fib_trie 0KB 3KB ip_fib_alias 0KB 3KB ip_dst_cache 2KB 12KB RAW 6KB 15KB UDP 25KB 47KB TCP 5KB 11KB hugetlbfs_inode_cache 3KB 15KB fscache_cookie_jar 1KB 11KB eventpoll_pwq 12KB 55KB eventpoll_epi 17KB 78KB inotify_inode_mark 6KB 11KB request_queue 199KB 218KB blkdev_requests 1KB 3KB blkdev_ioc 5KB 15KB bio-0 74KB 108KB biovec-max 1237KB 1237KB biovec-64 9KB 39KB biovec-16 2KB 11KB bio_integrity_payload 1KB 8KB khugepaged_mm_slot 0KB 3KB uid_cache 1KB 4KB dmaengine-unmap-2 0KB 3KB skbuff_fclone_cache 581KB 581KB skbuff_head_cache 1807KB 2201KB configfs_dir_cache 3KB 7KB file_lock_cache 3KB 15KB file_lock_ctx 9KB 11KB fsnotify_mark_connector 2KB 7KB shmem_inode_cache 7786KB 7804KB task_delay_info 58KB 312KB taskstats 0KB 3KB proc_dir_entry 302KB 307KB pde_opener 18KB 77KB seq_file 234KB 606KB sigqueue 9KB 43KB kernfs_node_cache 9949KB 9957KB mnt_cache 69KB 76KB filp 10813KB 10848KB names_cache 180344KB 180365KB iint_cache 79KB 79KB key_jar 4KB 11KB nsproxy 0KB 3KB vm_area_struct 1714KB 1817KB mm_struct 144KB 318KB fs_cache 26KB 196KB files_cache 86KB 247KB signal_cache 369KB 912KB sighand_cache 476KB 568KB task_struct 1622KB 1622KB cred_jar 1497KB 2048KB anon_vma_chain 588KB 795KB anon_vma 123KB 358KB pid 32KB 224KB Acpi-Operand 157KB 198KB Acpi-ParseExt 9KB 11KB Acpi-Parse 41KB 47KB Acpi-State 52KB 63KB Acpi-Namespace 20KB 27KB numa_policy 0KB 3KB debug_objects_cache 686KB 718KB trace_event_file 297KB 298KB ftrace_event_field 398KB 401KB pool_workqueue 79KB 84KB page->ptl 176KB 458KB kmalloc-2097152 2050KB 2050KB kmalloc-524288 2056KB 2056KB kmalloc-262144 1290KB 1290KB kmalloc-131072 650KB 650KB kmalloc-65536 264KB 330KB kmalloc-32768 660KB 660KB kmalloc-16384 247KB 247KB kmalloc-8192 1080KB 1122KB kmalloc-4096 7084KB 7144KB kmalloc-2048 6451KB 6451KB kmalloc-1024 4524KB 4575KB kmalloc-512 2686KB 4282KB kmalloc-256 1903KB 2373KB kmalloc-128 426KB 500KB kmalloc-96 2581KB 2600KB kmalloc-64 2280KB 2444KB kmalloc-32 991KB 1905KB kmalloc-192 957KB 1720KB kmem_cache 177KB 183KB Tasks state (memory values in pages): [ pid ] uid tgid total_vm rss pgtables_bytes swapents oom_score_adj name [ 4695] 0 4695 11524 1790 126976 0 0 systemd-journal [ 4697] 0 4697 10947 970 114688 0 -1000 systemd-udevd [ 6153] 100 6153 30769 990 143360 0 0 systemd-timesyn [ 6157] 0 6157 5115 278 77824 0 0 dhclient [ 7679] 0 7679 6999 590 106496 0 0 cron [ 7692] 0 7692 63583 842 147456 0 0 rsyslogd [ 7753] 0 7753 3221 431 81920 0 0 agetty [ 7781] 0 7781 17490 1605 176128 0 -1000 sshd [ 7804] 0 7804 3221 409 69632 0 0 agetty [ 7807] 0 7807 3221 432 73728 0 0 agetty [ 7809] 0 7809 3221 433 73728 0 0 agetty [ 7810] 0 7810 3221 412 77824 0 0 agetty [ 7811] 0 7811 3221 390 73728 0 0 agetty [ 7812] 0 7812 3165 421 73728 0 0 agetty [ 8089] 0 8089 17490 1623 184320 0 0 sshd [ 8091] 0 8091 4360 1 36864 0 0 syz-executor765 [ 8107] 0 8107 4360 525 45056 0 1000 syz-executor765 Out of memory: Kill process 8107 (syz-executor765) score 1000 or sacrifice child Killed process 8107 (syz-executor765) total-vm:17440kB, anon-rss:2100kB, file-rss:0kB, shmem-rss:0kB oom_reaper: reaped process 8107 (syz-executor765), now anon-rss:0kB, file-rss:0kB, shmem-rss:0kB FAULT_INJECTION: forcing a failure. name fail_page_alloc, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 8108 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 fail_dump lib/fault-inject.c:51 [inline] should_fail.cold+0xa/0xf lib/fault-inject.c:149 should_fail_alloc_page mm/page_alloc.c:3088 [inline] prepare_alloc_pages mm/page_alloc.c:4346 [inline] __alloc_pages_nodemask+0x239/0x2890 mm/page_alloc.c:4393 alloc_pages_vma+0xf2/0x780 mm/mempolicy.c:2161 wp_page_copy+0x219/0x2c40 mm/memory.c:2605 do_wp_page+0x2d4/0x2210 mm/memory.c:2903 handle_pte_fault mm/memory.c:4191 [inline] __handle_mm_fault+0x258b/0x41c0 mm/memory.c:4299 handle_mm_fault+0x436/0xb10 mm/memory.c:4336 __do_page_fault+0x68e/0xd60 arch/x86/mm/fault.c:1412 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 syz-executor765 invoked oom-killer: gfp_mask=0x0(), nodemask=(null), order=0, oom_score_adj=1000 syz-executor765 cpuset=/ mems_allowed=0-1 CPU: 1 PID: 8108 Comm: syz-executor765 Not tainted 4.19.211-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 10/26/2022 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x1fc/0x2ef lib/dump_stack.c:118 dump_header+0x15d/0xc3f mm/oom_kill.c:443 oom_kill_process.cold+0x10/0x692 mm/oom_kill.c:956 out_of_memory mm/oom_kill.c:1132 [inline] out_of_memory+0x34d/0x1390 mm/oom_kill.c:1064 pagefault_out_of_memory+0x102/0x120 mm/oom_kill.c:1157 mm_fault_error+0x106/0x390 arch/x86/mm/fault.c:1040 __do_page_fault+0xc34/0xd60 arch/x86/mm/fault.c:1440 page_fault+0x1e/0x30 arch/x86/entry/entry_64.S:1205 RIP: 0033:0x7fda6ee0de25 Code: 0a 00 00 74 08 84 c9 0f 85 46 02 00 00 45 31 e4 0f 1f 44 00 00 64 8b 04 25 18 00 00 00 ba 01 00 00 00 85 c0 0f 85 d5 01 00 00 <0f> b1 15 1c b0 0a 00 4c 8b 33 4d 85 f6 75 3b e9 72 01 00 00 0f 1f RSP: 002b:00007ffe88dec390 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 00007fda6eeb6140 RCX: 0000000000000001 RDX: 0000000000000001 RSI: 00007fda6eeb6140 RDI: 0000000000000000 RBP: 0000000000000000 R08: 0000000000000001 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 0000000000000001 R14: 0000000000000000 R15: 0000000000000000 Mem-Info: active_anon:2963 inactive_anon:4712 isolated_anon:0 active_file:5328 inactive_file:12000 isolated_file:0 unevictable:0 dirty:7649 writeback:0 unstable:0 slab_reclaimable:16153 slab_unreclaimable:112798 mapped:3834 shmem:4898 pagetables:346 bounce:0 free:1530662 free_pcp:697 free_cma:0 Node 0 active_anon:11852kB inactive_anon:18848kB active_file:21192kB inactive_file:48000kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:15336kB dirty:30596kB writeback:0kB shmem:19592kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 2048kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 1 active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:0kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no Node 0 DMA free:15908kB min:204kB low:252kB high:300kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:15992kB managed:15908kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 2693 2695 2695 2695 Node 0 DMA32 free:2067484kB min:35996kB low:44992kB high:53988kB active_anon:11852kB inactive_anon:18848kB active_file:21192kB inactive_file:48000kB unevictable:0kB writepending:30612kB present:3129332kB managed:2763452kB mlocked:0kB kernel_stack:6560kB pagetables:1384kB bounce:0kB free_pcp:2780kB local_pcp:1124kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:8kB min:24kB low:28kB high:32kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:1048576kB managed:2000kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 1 Normal free:4039456kB min:53876kB low:67344kB high:80812kB active_anon:0kB inactive_anon:0kB active_file:120kB inactive_file:0kB unevictable:0kB writepending:0kB present:4194304kB managed:4128248kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB lowmem_reserve[]: 0 0 0 0 0 Node 0 DMA: 1*4kB (U) 0*8kB 0*16kB 1*32kB (U) 2*64kB (U) 1*128kB (U) 1*256kB (U) 0*512kB 1*1024kB (U) 1*2048kB (M) 3*4096kB (M) = 15908kB Node 0 DMA32: 1411*4kB (UME) 14*8kB (UE) 264*16kB (UM) 244*32kB (U) 27*64kB (UME) 9*128kB (UM) 8*256kB (UME) 3*512kB (UME) 3*1024kB (UME) 4*2048kB (UME) 496*4096kB (M) = 2067132kB Node 0 Normal: 0*4kB 1*8kB (U) 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 8kB Node 1 Normal: 102*4kB (UME) 409*8kB (UE) 284*16kB (UM) 86*32kB (UME) 23*64kB (UM) 13*128kB (UM) 14*256kB (UM) 7*512kB (UME) 2*1024kB (M) 1*2048kB (U) 980*4096kB (M) = 4039456kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 0 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=1048576kB Node 1 hugepages_total=0 hugepages_free=0 hugepages_surp=0 hugepages_size=2048kB 22240 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 2097051 pages RAM 0 pages HighMem/MovableOnly 369649 pages reserved 0 pages cma reserved Unreclaimable slab info: Name Used Total TIPC 1KB 7KB SCTPv6 2KB 6KB DCCPv6 2KB 7KB DCCP 2KB 7KB RXRPC 1KB 6KB rxrpc_call_jar 11KB 15KB fib6_nodes 0KB 4KB ip6_dst_cache 1KB 3KB RAWv6 10KB 20KB UDPv6 13KB 15KB TCPv6 6KB 12KB nf_conntrack 18KB 26KB t10_alua_lu_gp_cache 0KB 3KB sd_ext_cdb 0KB 7KB scsi_sense_cache 1056KB 1060KB virtio_scsi_cmd 16KB 16KB sgpool-128 8KB 8KB