RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ece1dd6d4 R13: 00000000004c569b R14: 00000000004db588 R15: 0000000000000008 ====================================================== WARNING: possible circular locking dependency detected 4.19.87-syzkaller #0 Not tainted ------------------------------------------------------ syz-executor.5/25902 is trying to acquire lock: 000000006ebff0ae (console_owner){-.-.}, at: console_trylock_spinning kernel/printk/printk.c:1669 [inline] 000000006ebff0ae (console_owner){-.-.}, at: vprintk_emit+0x3d5/0x6d0 kernel/printk/printk.c:1936 but task is already holding lock: 0000000089301f8c (&(&port->lock)->rlock){-.-.}, at: pty_write+0xff/0x200 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){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 tty_port_tty_get+0x22/0x90 drivers/tty/tty_port.c:288 tty_port_default_wakeup+0x16/0x40 drivers/tty/tty_port.c:47 tty_port_tty_wakeup+0x57/0x70 drivers/tty/tty_port.c:390 uart_write_wakeup+0x46/0x70 drivers/tty/serial/serial_core.c:103 serial8250_tx_chars+0x495/0xaf0 drivers/tty/serial/8250/8250_port.c:1806 serial8250_handle_irq.part.0+0x261/0x2b0 drivers/tty/serial/8250/8250_port.c:1879 serial8250_handle_irq drivers/tty/serial/8250/8250_port.c:1865 [inline] serial8250_default_handle_irq+0xc0/0x150 drivers/tty/serial/8250/8250_port.c:1895 serial8250_interrupt+0xfc/0x1e0 drivers/tty/serial/8250/8250_core.c:125 __handle_irq_event_percpu+0x144/0x8f0 kernel/irq/handle.c:149 handle_irq_event_percpu+0x74/0x160 kernel/irq/handle.c:189 handle_irq_event+0xa7/0x134 kernel/irq/handle.c:206 handle_edge_irq+0x25e/0x8d0 kernel/irq/chip.c:797 generic_handle_irq_desc include/linux/irqdesc.h:155 [inline] handle_irq+0x39/0x50 arch/x86/kernel/irq_64.c:87 do_IRQ+0x99/0x1d0 arch/x86/kernel/irq.c:246 ret_from_intr+0x0/0x1e native_safe_halt+0xe/0x10 arch/x86/include/asm/irqflags.h:60 arch_cpu_idle+0xa/0x10 arch/x86/kernel/process.c:556 default_idle_call+0x36/0x90 kernel/sched/idle.c:93 cpuidle_idle_call kernel/sched/idle.c:153 [inline] do_idle+0x30c/0x4d0 kernel/sched/idle.c:263 cpu_startup_entry+0xc8/0xe0 kernel/sched/idle.c:369 start_secondary+0x3e8/0x5b0 arch/x86/kernel/smpboot.c:271 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #1 (&port_lock_key){-.-.}: __raw_spin_lock_irqsave include/linux/spinlock_api_smp.h:110 [inline] _raw_spin_lock_irqsave+0x95/0xcd kernel/locking/spinlock.c:152 serial8250_console_write+0x7ca/0x9f0 drivers/tty/serial/8250/8250_port.c:3247 univ8250_console_write+0x5f/0x70 drivers/tty/serial/8250/8250_core.c:590 call_console_drivers kernel/printk/printk.c:1736 [inline] console_unlock+0xbdf/0x10d0 kernel/printk/printk.c:2429 vprintk_emit+0x280/0x6d0 kernel/printk/printk.c:1937 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 register_console+0x77f/0xb90 kernel/printk/printk.c:2745 univ8250_console_init+0x3e/0x4b drivers/tty/serial/8250/8250_core.c:685 console_init+0x4f7/0x761 kernel/printk/printk.c:2831 start_kernel+0x59c/0x8c5 init/main.c:661 x86_64_start_reservations+0x29/0x2b arch/x86/kernel/head64.c:490 x86_64_start_kernel+0x77/0x7b arch/x86/kernel/head64.c:471 secondary_startup_64+0xa4/0xb0 arch/x86/kernel/head_64.S:243 -> #0 (console_owner){-.-.}: lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 console_trylock_spinning kernel/printk/printk.c:1690 [inline] vprintk_emit+0x412/0x6d0 kernel/printk/printk.c:1936 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 fail_dump lib/fault-inject.c:44 [inline] should_fail+0x6f1/0x85c lib/fault-inject.c:149 __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1557 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x71/0x750 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] tty_buffer_alloc drivers/tty/tty_buffer.c:170 [inline] __tty_buffer_request_room+0x1fb/0x5c0 drivers/tty/tty_buffer.c:268 tty_insert_flip_string_fixed_flag+0x93/0x1f0 drivers/tty/tty_buffer.c:313 tty_insert_flip_string include/linux/tty_flip.h:37 [inline] pty_write+0x133/0x200 drivers/tty/pty.c:122 tty_put_char+0x130/0x160 drivers/tty/tty_io.c:2888 __process_echoes+0x5c8/0xa40 drivers/tty/n_tty.c:726 flush_echoes drivers/tty/n_tty.c:827 [inline] __receive_buf drivers/tty/n_tty.c:1646 [inline] n_tty_receive_buf_common+0xc13/0x28e0 drivers/tty/n_tty.c:1740 n_tty_receive_buf+0x31/0x40 drivers/tty/n_tty.c:1769 tiocsti drivers/tty/tty_io.c:2194 [inline] tty_ioctl+0xe91/0x1510 drivers/tty/tty_io.c:2580 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:688 ksys_ioctl+0xab/0xd0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710 do_syscall_64+0xfd/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 *** 4 locks held by syz-executor.5/25902: #0: 00000000019dba32 (&tty->ldisc_sem){++++}, at: ldsem_down_read+0x33/0x40 drivers/tty/tty_ldsem.c:362 #1: 00000000185e14ae (&o_tty->termios_rwsem/1){++++}, at: n_tty_receive_buf_common+0x8a/0x28e0 drivers/tty/n_tty.c:1703 #2: 0000000003bf134f (&ldata->output_lock){+.+.}, at: flush_echoes drivers/tty/n_tty.c:825 [inline] #2: 0000000003bf134f (&ldata->output_lock){+.+.}, at: __receive_buf drivers/tty/n_tty.c:1646 [inline] #2: 0000000003bf134f (&ldata->output_lock){+.+.}, at: n_tty_receive_buf_common+0xbd6/0x28e0 drivers/tty/n_tty.c:1740 #3: 0000000089301f8c (&(&port->lock)->rlock){-.-.}, at: pty_write+0xff/0x200 drivers/tty/pty.c:120 stack backtrace: CPU: 1 PID: 25902 Comm: syz-executor.5 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 print_circular_bug.isra.0.cold+0x1cc/0x28f kernel/locking/lockdep.c:1221 check_prev_add kernel/locking/lockdep.c:1861 [inline] check_prevs_add kernel/locking/lockdep.c:1974 [inline] validate_chain kernel/locking/lockdep.c:2415 [inline] __lock_acquire+0x2e19/0x49c0 kernel/locking/lockdep.c:3411 lock_acquire+0x16f/0x3f0 kernel/locking/lockdep.c:3903 console_trylock_spinning kernel/printk/printk.c:1690 [inline] vprintk_emit+0x412/0x6d0 kernel/printk/printk.c:1936 vprintk_default+0x28/0x30 kernel/printk/printk.c:1979 vprintk_func+0x7e/0x189 kernel/printk/printk_safe.c:398 printk+0xba/0xed kernel/printk/printk.c:2012 fail_dump lib/fault-inject.c:44 [inline] should_fail+0x6f1/0x85c lib/fault-inject.c:149 __should_failslab+0x121/0x190 mm/failslab.c:32 should_failslab+0x9/0x14 mm/slab_common.c:1557 slab_pre_alloc_hook mm/slab.h:424 [inline] slab_alloc mm/slab.c:3383 [inline] __do_kmalloc mm/slab.c:3725 [inline] __kmalloc+0x71/0x750 mm/slab.c:3736 kmalloc include/linux/slab.h:520 [inline] tty_buffer_alloc drivers/tty/tty_buffer.c:170 [inline] __tty_buffer_request_room+0x1fb/0x5c0 drivers/tty/tty_buffer.c:268 tty_insert_flip_string_fixed_flag+0x93/0x1f0 drivers/tty/tty_buffer.c:313 tty_insert_flip_string include/linux/tty_flip.h:37 [inline] pty_write+0x133/0x200 drivers/tty/pty.c:122 tty_put_char+0x130/0x160 drivers/tty/tty_io.c:2888 __process_echoes+0x5c8/0xa40 drivers/tty/n_tty.c:726 flush_echoes drivers/tty/n_tty.c:827 [inline] __receive_buf drivers/tty/n_tty.c:1646 [inline] n_tty_receive_buf_common+0xc13/0x28e0 drivers/tty/n_tty.c:1740 n_tty_receive_buf+0x31/0x40 drivers/tty/n_tty.c:1769 tiocsti drivers/tty/tty_io.c:2194 [inline] tty_ioctl+0xe91/0x1510 drivers/tty/tty_io.c:2580 vfs_ioctl fs/ioctl.c:46 [inline] file_ioctl fs/ioctl.c:501 [inline] do_vfs_ioctl+0xd5f/0x1380 fs/ioctl.c:688 ksys_ioctl+0xab/0xd0 fs/ioctl.c:705 __do_sys_ioctl fs/ioctl.c:712 [inline] __se_sys_ioctl fs/ioctl.c:710 [inline] __x64_sys_ioctl+0x73/0xb0 fs/ioctl.c:710 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f5ece1dcc78 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007f5ece1dcc90 RCX: 000000000045a679 RDX: 0000000020000040 RSI: 0000000000005412 RDI: 0000000000000007 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f5ece1dd6d4 R13: 00000000004c569b R14: 00000000004db588 R15: 0000000000000008 CPU: 0 PID: 25903 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 kobject: 'loop4' (00000000705098ab): kobject_uevent_env Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 kobject: 'loop2' (00000000a400d660): kobject_uevent_env __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' __vfs_write+0x114/0x810 fs/read_write.c:485 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: active_anon:119044 inactive_anon:196 isolated_anon:0 active_file:17755 inactive_file:66343 isolated_file:0 unevictable:0 dirty:856 writeback:0 unstable:0 slab_reclaimable:20768 slab_unreclaimable:106779 mapped:59483 shmem:247 pagetables:1025 bounce:0 free:1195929 free_pcp:359 free_cma:0 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env Node 0 active_anon:474140kB inactive_anon:784kB active_file:70876kB inactive_file:265372kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:237932kB dirty:3420kB writeback:0kB shmem:988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 110592kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000e8419433): kobject_uevent_env Node 1 active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' Node 0 DMA free:15908kB min:220kB low:272kB high:324kB 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 kobject: 'loop2' (00000000a400d660): kobject_uevent_env lowmem_reserve[]: 0 2545 2546 2546 2546 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' Node 0 DMA32 free:994808kB min:36168kB low:45208kB high:54248kB active_anon:476084kB inactive_anon:784kB active_file:70876kB inactive_file:265372kB unevictable:0kB writepending:3420kB present:3129332kB managed:2609760kB mlocked:0kB kernel_stack:7360kB pagetables:3804kB bounce:0kB free_pcp:2000kB local_pcp:616kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB 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:3776596kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870168kB 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: 50*4kB (UME) 141*8kB (U) 92*16kB (UME) 1558*32kB (UME) 811*64kB (UME) 171*128kB (UME) 70*256kB (UME) 37*512kB (UME) 34*1024kB (UME) 67*2048kB (UM) 161*4096kB (UM) = 994800kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 67*4kB (UM) 243*8kB (UME) 273*16kB (U) 63*32kB (U) 11*64kB (UM) 10*128kB (UE) 9*256kB (UME) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 917*4096kB (M) = 3776596kB 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 84340 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 341735 pages reserved 0 pages cma reserved kobject: 'loop3' (000000001f192db2): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: failed to load policy kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' syz-executor.3: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) kobject: 'loop1' (00000000e8419433): kobject_uevent_env syz-executor.3 cpuset=syz3 mems_allowed=0-1 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' CPU: 1 PID: 25932 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 __vfs_write+0x114/0x810 fs/read_write.c:485 vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env Mem-Info: active_anon:120339 inactive_anon:196 isolated_anon:0 active_file:17755 inactive_file:66343 isolated_file:0 unevictable:0 dirty:856 writeback:0 unstable:0 slab_reclaimable:20768 slab_unreclaimable:106357 mapped:59483 shmem:247 pagetables:988 bounce:0 free:1195535 free_pcp:563 free_cma:0 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' Node 0 active_anon:481356kB inactive_anon:784kB active_file:70876kB inactive_file:265372kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:237932kB dirty:3420kB writeback:0kB shmem:988kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 110592kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop1' (00000000e8419433): kobject_uevent_env Node 1 active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB 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:220kB low:272kB high:324kB 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 2545 2546 2546 2546 Node 0 DMA32 free:989636kB min:36168kB low:45208kB high:54248kB active_anon:481356kB inactive_anon:784kB active_file:70876kB inactive_file:265372kB unevictable:0kB writepending:3420kB present:3129332kB managed:2609760kB mlocked:0kB kernel_stack:7488kB pagetables:3952kB bounce:0kB free_pcp:2256kB local_pcp:1068kB free_cma:0kB lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB 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:3776596kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870168kB 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: 11*4kB (UM) 248*8kB (UM) 19*16kB (UME) 1542*32kB (UME) 811*64kB (UM) 170*128kB (UM) 70*256kB (UME) 37*512kB (UME) 34*1024kB (UME) 65*2048kB (UM) 161*4096kB (UM) = 989596kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 67*4kB (UM) 243*8kB (UME) 273*16kB (U) 63*32kB (U) 11*64kB (UM) 10*128kB (UE) 9*256kB (UME) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 917*4096kB (M) = 3776596kB 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 84340 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 341735 pages reserved 0 pages cma reserved SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: failed to load policy syz-executor.0: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) syz-executor.0 cpuset=syz0 mems_allowed=0-1 CPU: 1 PID: 25941 Comm: syz-executor.0 Not tainted 4.19.87-syzkaller #0 kobject: 'loop4' (00000000705098ab): kobject_uevent_env Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 __vfs_write+0x114/0x810 fs/read_write.c:485 vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f1a21e67c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f1a21e686d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: policydb string SE does not match my string SE Linux SELinux: failed to load policy SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: failed to load policy syz-executor.3: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) kobject: 'loop2' (00000000a400d660): kobject_uevent_env syz-executor.3 cpuset=syz3 mems_allowed=0-1 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' CPU: 1 PID: 25960 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 kobject: 'loop1' (00000000e8419433): kobject_uevent_env sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 __vfs_write+0x114/0x810 fs/read_write.c:485 vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff kobject: 'loop2' (00000000a400d660): kobject_uevent_env warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' active_anon:120009 inactive_anon:195 isolated_anon:0 active_file:17755 inactive_file:66351 isolated_file:0 unevictable:0 dirty:877 writeback:0 unstable:0 slab_reclaimable:20760 slab_unreclaimable:106498 mapped:59483 shmem:246 pagetables:978 bounce:0 free:1195609 free_pcp:581 free_cma:0 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env Node 0 active_anon:480016kB inactive_anon:780kB active_file:70876kB inactive_file:265416kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:237932kB dirty:3504kB writeback:0kB shmem:984kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 114688kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Node 1 active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB 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:220kB low:272kB high:324kB 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 kobject: 'loop1' (00000000e8419433): kobject_uevent_env lowmem_reserve[]: 0 2545 2546 2546 2546 Node 0 DMA32 free:989732kB min:36168kB low:45208kB high:54248kB active_anon:480012kB inactive_anon:780kB active_file:70876kB inactive_file:265456kB unevictable:0kB writepending:3544kB present:3129332kB managed:2609760kB mlocked:0kB kernel_stack:7488kB pagetables:3804kB bounce:0kB free_pcp:2520kB local_pcp:1356kB free_cma:0kB kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' lowmem_reserve[]: 0 0 1 1 1 Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB 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:3776596kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870168kB 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: 23*4kB (UM) 80*8kB (UE) 16*16kB (UM) 1526*32kB (UM) 811*64kB (UM) 171*128kB (UME) 69*256kB (UM) 37*512kB (UME) 34*1024kB (UME) 66*2048kB (UM) 161*4096kB (UM) = 989660kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 67*4kB (UM) 243*8kB (UME) 273*16kB (U) 63*32kB (U) 11*64kB (UM) 10*128kB (UE) 9*256kB (UME) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 917*4096kB (M) = 3776596kB 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 84360 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 341735 pages reserved 0 pages cma reserved SELinux: policydb string SE does not match my string SE Linux SELinux: failed to load policy kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) SELinux: failed to load policy kobject: 'loop4' (00000000705098ab): kobject_uevent_env syz-executor.3: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' syz-executor.3 cpuset=syz3 mems_allowed=0-1 CPU: 1 PID: 25987 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop2' (00000000a400d660): kobject_uevent_env Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 __vfs_write+0x114/0x810 fs/read_write.c:485 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' vfs_write+0x20c/0x560 fs/read_write.c:549 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env ksys_write+0x14f/0x2d0 fs/read_write.c:599 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: failed to load policy kobject: 'loop1' (00000000e8419433): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: failed to load policy SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env SELinux: failed to load policy kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' syz-executor.3: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) kobject: 'loop3' (000000001f192db2): kobject_uevent_env syz-executor.3 cpuset=syz3 mems_allowed=0-1 CPU: 1 PID: 26016 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000e8419433): kobject_uevent_env __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 kobject: 'loop2' (00000000a400d660): kobject_uevent_env __vfs_write+0x114/0x810 fs/read_write.c:485 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' vfs_write+0x20c/0x560 fs/read_write.c:549 ksys_write+0x14f/0x2d0 fs/read_write.c:599 __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff warn_alloc_show_mem: 1 callbacks suppressed Mem-Info: kobject: 'loop1' (00000000e8419433): kobject_uevent_env active_anon:121361 inactive_anon:195 isolated_anon:0 active_file:17755 inactive_file:66373 isolated_file:0 unevictable:0 dirty:896 writeback:0 unstable:0 slab_reclaimable:20782 slab_unreclaimable:106409 mapped:59483 shmem:246 pagetables:1013 bounce:0 free:1194323 free_pcp:500 free_cma:0 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' Node 0 active_anon:487700kB inactive_anon:780kB active_file:70876kB inactive_file:265492kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:237932kB dirty:3580kB writeback:0kB shmem:984kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 112640kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env Node 1 active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB isolated(anon):0kB isolated(file):0kB mapped:0kB dirty:4kB writeback:0kB shmem:0kB shmem_thp: 0kB shmem_pmdmapped: 0kB anon_thp: 0kB writeback_tmp:0kB unstable:0kB all_unreclaimable? no kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Node 0 DMA free:15908kB min:220kB low:272kB high:324kB 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 kobject: 'loop2' (00000000a400d660): kobject_uevent_env lowmem_reserve[]: 0 2545 2546 2546 2546 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' Node 0 DMA32 free:983832kB min:36168kB low:45208kB high:54248kB active_anon:485568kB inactive_anon:780kB active_file:70876kB inactive_file:265492kB unevictable:0kB writepending:3580kB present:3129332kB managed:2609760kB mlocked:0kB kernel_stack:7552kB pagetables:3904kB bounce:0kB free_pcp:2436kB local_pcp:1344kB free_cma:0kB kobject: 'loop1' (00000000e8419433): kobject_uevent_env lowmem_reserve[]: 0 0 1 1 1 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' Node 0 Normal free:0kB min:12kB low:12kB high:12kB active_anon:0kB inactive_anon:0kB active_file:0kB inactive_file:0kB unevictable:0kB writepending:0kB present:786432kB managed:1140kB mlocked:0kB kernel_stack:0kB pagetables:0kB bounce:0kB free_pcp:0kB local_pcp:0kB free_cma:0kB kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env lowmem_reserve[]: 0 0 0 0 0 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Node 1 Normal free:3776596kB min:53704kB low:67128kB high:80552kB active_anon:0kB inactive_anon:0kB active_file:144kB inactive_file:0kB unevictable:0kB writepending:4kB present:3932160kB managed:3870168kB 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: 22*4kB (U) 109*8kB (UE) 39*16kB (UM) 1479*32kB (UM) 811*64kB (UM) 171*128kB (UME) 69*256kB (UM) 37*512kB (UME) 34*1024kB (UME) 64*2048kB (UM) 161*4096kB (UM) = 984656kB Node 0 Normal: 0*4kB 0*8kB 0*16kB 0*32kB 0*64kB 0*128kB 0*256kB 0*512kB 0*1024kB 0*2048kB 0*4096kB = 0kB Node 1 Normal: 67*4kB (UM) 243*8kB (UME) 273*16kB (U) 63*32kB (U) 11*64kB (UM) 10*128kB (UE) 9*256kB (UME) 5*512kB (UME) 3*1024kB (UM) 1*2048kB (U) 917*4096kB (M) = 3776596kB 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 84369 total pagecache pages 0 pages in swap cache Swap cache stats: add 0, delete 0, find 0/0 Free swap = 0kB Total swap = 0kB 1965979 pages RAM 0 pages HighMem/MovableOnly 341735 pages reserved 0 pages cma reserved SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) SELinux: failed to load policy SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) SELinux: failed to load policy SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: failed to load policy syz-executor.3: vmalloc: allocation failure: 0 bytes, mode:0x6000c0(GFP_KERNEL), nodemask=(null) syz-executor.3 cpuset=syz3 mems_allowed=0-1 kobject: 'loop2' (00000000a400d660): kobject_uevent_env CPU: 1 PID: 26046 Comm: syz-executor.3 Not tainted 4.19.87-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x197/0x210 lib/dump_stack.c:118 warn_alloc.cold+0x7b/0x173 mm/page_alloc.c:3455 kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' __vmalloc_node_range mm/vmalloc.c:1772 [inline] __vmalloc_node_range+0x486/0x790 mm/vmalloc.c:1732 __vmalloc_node mm/vmalloc.c:1801 [inline] __vmalloc_node_flags mm/vmalloc.c:1815 [inline] vmalloc+0x6b/0x90 mm/vmalloc.c:1837 kobject: 'loop1' (00000000e8419433): kobject_uevent_env sel_write_load+0x1de/0x470 security/selinux/selinuxfs.c:557 __vfs_write+0x114/0x810 fs/read_write.c:485 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' vfs_write+0x20c/0x560 fs/read_write.c:549 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env ksys_write+0x14f/0x2d0 fs/read_write.c:599 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' __do_sys_write fs/read_write.c:611 [inline] __se_sys_write fs/read_write.c:608 [inline] __x64_sys_write+0x73/0xb0 fs/read_write.c:608 do_syscall_64+0xfd/0x620 arch/x86/entry/common.c:293 entry_SYSCALL_64_after_hwframe+0x49/0xbe RIP: 0033:0x45a679 Code: ad b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 00 66 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 0f 83 7b b6 fb ff c3 66 2e 0f 1f 84 00 00 00 00 kobject: 'loop2' (00000000a400d660): kobject_uevent_env RSP: 002b:00007f4820bc9c78 EFLAGS: 00000246 ORIG_RAX: 0000000000000001 RAX: ffffffffffffffda RBX: 0000000000000003 RCX: 000000000045a679 RDX: 0000000000000000 RSI: 0000000020000280 RDI: 0000000000000006 RBP: 000000000075bf20 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 00007f4820bca6d4 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' R13: 00000000004cba0b R14: 00000000004e5428 R15: 00000000ffffffff SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: failed to load policy kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) SELinux: failed to load policy kobject: 'loop1' (00000000e8419433): kobject_uevent_env SELinux: failed to load policy kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: failed to load policy kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: failed to load policy SELinux: failed to load policy kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: policydb string length -1056964600 does not match expected length 8 kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: failed to load policy SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' QAT: Invalid ioctl kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' QAT: Invalid ioctl kobject: 'loop4' (00000000705098ab): kobject_uevent_env SELinux: ebitmap: truncated map kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: ebitmap: truncated map kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: ebitmap: map size 255 does not match my size 64 (high bit was 67227264) kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: ebitmap: truncated map kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: ebitmap: truncated map kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' Unknown ioctl -2147199744 SELinux: ebitmap: truncated map kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl 19252 Unknown ioctl 21522 kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env SELinux: ebitmap: truncated map kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: policydb string length 3670024 does not match expected length 8 kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop3' (000000001f192db2): kobject_uevent_env Unknown ioctl -2147199744 kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000ced86ef4): kobject_uevent_env kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'kvm' (00000000ced86ef4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl -2147199744 kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop2' (00000000a400d660): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000705098ab): kobject_uevent_env Unknown ioctl -2147199744 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000e8419433): kobject_uevent_env SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop3' (000000001f192db2): kobject_uevent_env SELinux: unrecognized netlink message: protocol=0 nlmsg_type=0 sclass=netlink_route_socket pig=26278 comm=syz-executor.4 kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'kvm' (00000000ced86ef4): kobject_uevent_env kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'kvm' (00000000ced86ef4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop1' (00000000e8419433): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'kvm' (00000000ced86ef4): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'kvm' (00000000ced86ef4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'kvm' (00000000ced86ef4): kobject_uevent_env kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'kvm' (00000000ced86ef4): fill_kobj_path: path = '/devices/virtual/misc/kvm' kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): kobject_uevent_env Unknown ioctl -2147199744 SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl -2147199744 kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop4' (00000000705098ab): kobject_uevent_env kobject: 'loop4' (00000000705098ab): fill_kobj_path: path = '/devices/virtual/block/loop4' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000001f192db2): kobject_uevent_env SELinux: ebitmap start bit (10) is not a multiple of the map unit size (64) kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' Unknown ioctl -2147199744 kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop1' (00000000e8419433): kobject_uevent_env kobject: 'loop1' (00000000e8419433): fill_kobj_path: path = '/devices/virtual/block/loop1' kobject: 'loop5' (000000007f56d3d3): kobject_uevent_env kobject: 'loop5' (000000007f56d3d3): fill_kobj_path: path = '/devices/virtual/block/loop5' kobject: 'loop2' (00000000a400d660): kobject_uevent_env kobject: 'loop2' (00000000a400d660): fill_kobj_path: path = '/devices/virtual/block/loop2' kobject: 'loop3' (000000001f192db2): kobject_uevent_env kobject: 'loop3' (000000001f192db2): fill_kobj_path: path = '/devices/virtual/block/loop3'