R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc347f2a9f R14: 00007fd2c64e8300 R15: 0000000000022000 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4493 at mm/page_alloc.c:5364 current_gfp_context include/linux/sched/mm.h:195 [inline] WARNING: CPU: 0 PID: 4493 at mm/page_alloc.c:5364 __alloc_pages+0x45d/0x500 mm/page_alloc.c:5376 Modules linked in: CPU: 1 PID: 4493 Comm: syz-executor.3 Not tainted 5.17.0-rc8-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 RIP: 0010:__alloc_pages+0x45d/0x500 mm/page_alloc.c:5364 Code: be c9 00 00 00 48 c7 c7 00 e3 b7 89 c6 05 d8 cb c8 0b 01 e8 9e da 51 07 e9 6a ff ff ff 0f 0b e9 a0 fd ff ff 40 80 e5 3f eb 88 <0f> 0b e9 18 ff ff ff 4c 89 ef 44 89 e6 45 31 ed e8 ee 74 ff ff e9 RSP: 0018:ffffc9001091f700 EFLAGS: 00010246 RAX: 0000000000000000 RBX: 1ffff92002123ee1 RCX: dffffc0000000000 RDX: 0000000000000000 RSI: 0000000000000012 RDI: 0000000000060a20 RBP: 0000000000000000 R08: 00000000000a2a20 R09: 0000000000000001 R10: ffffffff8729c5e5 R11: 0000000000000000 R12: 0000000020000340 R13: 0000000000060a20 R14: 0000000000000000 R15: 0000000000000000 FS: 00007fd2c64e8700(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f15dd568110 CR3: 000000007bb17000 CR4: 0000000000350ef0 Call Trace: __alloc_pages_node include/linux/gfp.h:572 [inline] alloc_pages_node include/linux/gfp.h:595 [inline] kmalloc_large_node+0x62/0x130 mm/slub.c:4438 __kmalloc_node_track_caller+0x35a/0x470 mm/slub.c:4943 kmalloc_reserve net/core/skbuff.c:362 [inline] pskb_expand_head+0xf5b/0x1060 net/core/skbuff.c:1699 __skb_grow include/linux/skbuff.h:2835 [inline] tun_napi_alloc_frags drivers/net/tun.c:1444 [inline] tun_get_user+0x194b/0x3720 drivers/net/tun.c:1797 tun_chr_write_iter+0xdd/0x1a0 drivers/net/tun.c:1993 call_write_iter include/linux/fs.h:2074 [inline] aio_write+0x350/0x7a0 fs/aio.c:1605 __io_submit_one fs/aio.c:1977 [inline] io_submit_one+0xf9c/0x1c70 fs/aio.c:2024 __do_sys_io_submit fs/aio.c:2083 [inline] __se_sys_io_submit fs/aio.c:2053 [inline] __x64_sys_io_submit+0x18c/0x330 fs/aio.c:2053 do_syscall_x64 arch/x86/entry/common.c:50 [inline] do_syscall_64+0x35/0xb0 arch/x86/entry/common.c:80 entry_SYSCALL_64_after_hwframe+0x44/0xae RIP: 0033:0x7fd2c7b73049 Code: ff ff c3 66 2e 0f 1f 84 00 00 00 00 00 0f 1f 40 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 b8 ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fd2c64e8168 EFLAGS: 00000246 ORIG_RAX: 00000000000000d1 RAX: ffffffffffffffda RBX: 00007fd2c7c85f60 RCX: 00007fd2c7b73049 RDX: 0000000020001a40 RSI: 0000000000000001 RDI: 00007fd2c6444000 RBP: 00007fd2c64e81d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000001 R13: 00007ffc347f2a9f R14: 00007fd2c64e8300 R15: 0000000000022000