loop0: detected capacity change from 0 to 131072 F2FS-fs (loop0): f2fs_recover_fsync_data: recovery fsync data, check_only: 0 F2FS-fs (loop0): Mounted with checkpoint version = 48b305e5 F2FS-fs (loop0): Stopped filesystem due to reason: 0 ------------[ cut here ]------------ 1 WARNING: mm/page_alloc.c:5197 at __alloc_frozen_pages_noprof+0x2ce/0x380 mm/page_alloc.c:5197, CPU#0: syz.0.0/5322 Modules linked in: CPU: 0 UID: 0 PID: 5322 Comm: syz.0.0 Not tainted syzkaller #0 PREEMPT(full) Hardware name: QEMU Standard PC (Q35 + ICH9, 2009), BIOS 1.16.3-debian-1.16.3-2 04/01/2014 RIP: 0010:__alloc_frozen_pages_noprof+0x2ce/0x380 mm/page_alloc.c:5197 Code: 74 10 4c 89 e7 89 54 24 0c e8 ce ef 0d 00 8b 54 24 0c 49 83 3c 24 00 0f 85 ab fe ff ff e9 ac fe ff ff c6 05 b4 72 f4 0d 01 90 <0f> 0b 90 e9 17 ff ff ff a9 00 00 08 00 48 8b 4c 24 10 4c 8d 44 24 RSP: 0018:ffffc9000dd478c0 EFLAGS: 00010246 RAX: ffffc9000dd47900 RBX: 0000000000000015 RCX: 0000000000000000 RDX: 0000000000000000 RSI: 0000000000000000 RDI: ffffc9000dd47928 RBP: ffffc9000dd479b0 R08: ffffc9000dd47927 R09: 0000000000000000 R10: ffffc9000dd47900 R11: fffff52001ba8f25 R12: 0000000000000000 R13: 1ffff92001ba8f1c R14: 0000000000040cc0 R15: dffffc0000000000 FS: 00007fa42e61e6c0(0000) GS:ffff88808c85e000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fa42e5fcff8 CR3: 0000000038934000 CR4: 0000000000352ef0 Call Trace: alloc_pages_mpol+0x212/0x380 mm/mempolicy.c:2490 ___kmalloc_large_node+0x4c/0x120 mm/slub.c:5275 __kmalloc_large_node_noprof+0x18/0x90 mm/slub.c:5306 __do_kmalloc_node mm/slub.c:5322 [inline] __kmalloc_noprof+0x3e4/0x750 mm/slub.c:5347 _kmalloc_noprof include/linux/slab.h:973 [inline] _kmalloc_array_noprof include/linux/slab.h:1185 [inline] drm_syncobj_array_find+0x3a/0x440 drivers/gpu/drm/drm_syncobj.c:1274 drm_syncobj_wait_ioctl+0x1fa/0x690 drivers/gpu/drm/drm_syncobj.c:1345 drm_ioctl_kernel+0x2df/0x3b0 drivers/gpu/drm/drm_ioctl.c:805 drm_ioctl+0x70e/0xba0 drivers/gpu/drm/drm_ioctl.c:902 vfs_ioctl fs/ioctl.c:51 [inline] __do_sys_ioctl fs/ioctl.c:597 [inline] __se_sys_ioctl+0xfc/0x170 fs/ioctl.c:583 do_syscall_x64 arch/x86/entry/syscall_64.c:63 [inline] do_syscall_64+0x174/0x580 arch/x86/entry/syscall_64.c:94 entry_SYSCALL_64_after_hwframe+0x77/0x7f RIP: 0033:0x7fa42d79ce59 Code: ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 44 00 00 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 e8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fa42e61dfe8 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 00007fa42da15fa0 RCX: 00007fa42d79ce59 RDX: 0000200000000400 RSI: 00000000c02864c3 RDI: 0000000000000008 RBP: 00007fa42d832e6f R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fa42da16038 R14: 00007fa42da15fa0 R15: 00007ffde02f3a78