------------[ cut here ]------------ WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 14157 Comm: syz-executor.3 Not tainted 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88805329f9a8 EFLAGS: 00010212 RAX: 000000000000012b RBX: ffff88800d773600 RCX: ffffc90003224000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880202e23bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff1100a653f3e R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3f11f45700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000014 CR3: 00000000531b2000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:841 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 do_munmap mm/mmap.c:2930 [inline] munmap_vma_range mm/mmap.c:599 [inline] __mmap_region mm/mmap.c:1763 [inline] mmap_region+0x7c8/0x1500 mm/mmap.c:2953 do_mmap+0xcdb/0x11e0 mm/mmap.c:1590 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3f149cfb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f11f45188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f3f14ae2f60 RCX: 00007f3f149cfb19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f3f14a29f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb9b96daf R14: 00007f3f11f45300 R15: 0000000000022000 irq event stamp: 903 hardirqs last enabled at (913): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (922): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (454): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (389): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 79c09d213901108e ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 14157 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 14157 Comm: syz-executor.3 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88805329f9a8 EFLAGS: 00010212 RAX: 000000000001ad9e RBX: ffff88800d773600 RCX: ffffc90003224000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880202e23bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff1100a653f3e R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3f11f45700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000014 CR3: 00000000531b2000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 do_munmap mm/mmap.c:2930 [inline] munmap_vma_range mm/mmap.c:599 [inline] __mmap_region mm/mmap.c:1763 [inline] mmap_region+0x7c8/0x1500 mm/mmap.c:2953 do_mmap+0xcdb/0x11e0 mm/mmap.c:1590 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3f149cfb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f11f45188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f3f14ae2f60 RCX: 00007f3f149cfb19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f3f14a29f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb9b96daf R14: 00007f3f11f45300 R15: 0000000000022000 irq event stamp: 1413 hardirqs last enabled at (1423): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1432): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (454): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (389): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 79c09d213901108f ]--- loop4: detected capacity change from 0 to 41948160 ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 14172 Comm: syz-executor.3 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804ecef9a8 EFLAGS: 00010216 RAX: 0000000000000136 RBX: ffff88801b385200 RCX: ffffc9000462e000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880202e23bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009d9df3e R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3f11f24700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000014 CR3: 00000000531b2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000dd060a Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:841 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 do_munmap mm/mmap.c:2930 [inline] munmap_vma_range mm/mmap.c:599 [inline] __mmap_region mm/mmap.c:1763 [inline] mmap_region+0x7c8/0x1500 mm/mmap.c:2953 do_mmap+0xcdb/0x11e0 mm/mmap.c:1590 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3f149cfb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f11f24188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f3f14ae3020 RCX: 00007f3f149cfb19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f3f14a29f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb9b96daf R14: 00007f3f11f24300 R15: 0000000000022000 irq event stamp: 597 hardirqs last enabled at (605): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (614): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (0): [] copy_process+0x16eb/0x78b0 kernel/fork.c:2160 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 79c09d2139011090 ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 14172 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 14172 Comm: syz-executor.3 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:525 [inline] RIP: 0010:i_mmap_assert_write_locked include/linux/fs.h:523 [inline] RIP: 0010:hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 0a de 7c 02 31 ff 41 89 c6 89 c6 e8 be d8 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 60 df d5 ff <0f> 0b e9 52 fe ff ff e8 54 df d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804ecef9a8 EFLAGS: 00010212 RAX: 000000000001a9d1 RBX: ffff88801b385200 RCX: ffffc9000462e000 RDX: 0000000000040000 RSI: ffffffff816aeed0 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880202e23bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009d9df3e R13: ffffffff8567a47c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f3f11f24700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000014 CR3: 00000000531b2000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000dd060a Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2537 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2778 __do_munmap+0xfae/0x1260 mm/mmap.c:2876 do_munmap mm/mmap.c:2930 [inline] munmap_vma_range mm/mmap.c:599 [inline] __mmap_region mm/mmap.c:1763 [inline] mmap_region+0x7c8/0x1500 mm/mmap.c:2953 do_mmap+0xcdb/0x11e0 mm/mmap.c:1590 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1641 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f3f149cfb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007f3f11f24188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f3f14ae3020 RCX: 00007f3f149cfb19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f3f14a29f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007fffb9b96daf R14: 00007f3f11f24300 R15: 0000000000022000 irq event stamp: 1115 hardirqs last enabled at (1125): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1134): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (0): [] copy_process+0x16eb/0x78b0 kernel/fork.c:2160 softirqs last disabled at (0): [<0000000000000000>] 0x0 ---[ end trace 79c09d2139011091 ]--- sr 1:0:0:0: [sr0] tag#0 FAILED Result: hostbyte=DID_ABORT driverbyte=DRIVER_OK cmd_age=0s sr 1:0:0:0: [sr0] tag#0 CDB: opcode=0x74 (reserved) sr 1:0:0:0: [sr0] tag#0 CDB[00]: 74 b6 a9 da dd 2b 43 65 2e f3 d6 e5 8f 3f 33 d3 sr 1:0:0:0: [sr0] tag#0 CDB[10]: 0b 34 12 ac b3 8f 58 fb 0e 94 ae 29 8d e0 77 6c sr 1:0:0:0: [sr0] tag#0 CDB[20]: 3a d8 ed 8a ba 28 7d 52 37 98 df c5 f1 97 86 c9 sr 1:0:0:0: [sr0] tag#0 CDB[30]: 6a fa 54 38 ae e9 c3 41 2f 49 f7 7e a4 fe a4 e8 sr 1:0:0:0: [sr0] tag#0 CDB[40]: a8 42 32 2d f1 6c 8a cb 5f 93 6c f2 52 e2 06 98 sr 1:0:0:0: [sr0] tag#0 CDB[50]: 8c 25 ba 81 56 7b 72 04 4a e0 5c fb 95 c6 6e c0 sr 1:0:0:0: [sr0] tag#0 CDB[60]: cb 51 00 c8 e6 2c 97 22 02 01 0f 4a 55 ae 58 b4 sr 1:0:0:0: [sr0] tag#0 CDB[70]: 7c de 1b 77 bd e6 b1 f1 4f e5 a2 d1 20 01 81 bf sr 1:0:0:0: [sr0] tag#0 CDB[80]: f9 69 a3 72 04 e3 de 42 af 3f 9e 11 96 13 5e df sr 1:0:0:0: [sr0] tag#0 CDB[90]: a4 08 56 6e 5b 35 0f ac 2a 30 17 b9 46 63 d9 41 sr 1:0:0:0: [sr0] tag#0 CDB[a0]: 93 ff 23 92 55 1c 8d f1 2b 7b 21 dd e3 4f 8e ae sr 1:0:0:0: [sr0] tag#0 CDB[b0]: df ff cf 56 43 af 50 ca 46 5b b5 7f f2 7b a0 8f sr 1:0:0:0: [sr0] tag#0 CDB[c0]: 87 b3 b0 9d e0 53 30 3c bd 09 8e cd 09 e8 98 41 sr 1:0:0:0: [sr0] tag#0 CDB[d0]: 8d 62 0c 80 d6 62 37 85 b5 82 35 9e cf cb f8 b1 FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 1 PID: 14289 Comm: syz-executor.7 Tainted: G W 5.10.240 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 Call Trace: __dump_stack lib/dump_stack.c:77 [inline] dump_stack+0x107/0x167 lib/dump_stack.c:118 fail_dump lib/fault-inject.c:52 [inline] should_fail.cold+0x5/0xa lib/fault-inject.c:146 should_failslab+0x5/0x20 mm/slab_common.c:1200 slab_pre_alloc_hook mm/slab.h:515 [inline] slab_alloc_node mm/slub.c:2821 [inline] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x5b/0x310 mm/slub.c:2909 mem_pool_alloc mm/kmemleak.c:423 [inline] create_object.isra.0+0x3a/0xa20 mm/kmemleak.c:578 kmemleak_alloc_recursive include/linux/kmemleak.h:43 [inline] slab_post_alloc_hook mm/slab.h:534 [inline] slab_alloc_node mm/slub.c:2896 [inline] __kmalloc_node_track_caller+0x1a6/0x3b0 mm/slub.c:4496 __kmalloc_reserve net/core/skbuff.c:144 [inline] pskb_expand_head+0x15a/0x1040 net/core/skbuff.c:1644 __skb_cow include/linux/skbuff.h:3194 [inline] skb_cow_head include/linux/skbuff.h:3228 [inline] ip_tunnel_xmit+0xe5b/0x2fa0 net/ipv4/ip_tunnel.c:829 sit_tunnel_xmit__ net/ipv6/sit.c:1056 [inline] sit_tunnel_xmit+0xef1/0x2960 net/ipv6/sit.c:1072 __netdev_start_xmit include/linux/netdevice.h:4824 [inline] netdev_start_xmit include/linux/netdevice.h:4838 [inline] xmit_one net/core/dev.c:3601 [inline] dev_hard_start_xmit+0x1cb/0x6f0 net/core/dev.c:3617 __dev_queue_xmit+0x179a/0x2690 net/core/dev.c:4203 neigh_connected_output+0x382/0x4d0 net/core/neighbour.c:1538 neigh_output include/net/neighbour.h:509 [inline] ip_finish_output2+0x6f1/0x21f0 net/ipv4/ip_output.c:237 __ip_finish_output.part.0+0x603/0xb70 net/ipv4/ip_output.c:315 __ip_finish_output net/ipv4/ip_output.c:303 [inline] ip_finish_output net/ipv4/ip_output.c:325 [inline] NF_HOOK_COND include/linux/netfilter.h:285 [inline] ip_output+0x2e1/0x8d0 net/ipv4/ip_output.c:439 dst_output include/net/dst.h:450 [inline] ip_local_out net/ipv4/ip_output.c:126 [inline] ip_send_skb+0x3f7/0x570 net/ipv4/ip_output.c:1591 udp_send_skb+0x6ec/0x1250 net/ipv4/udp.c:977 udp_sendmsg+0x1659/0x2220 net/ipv4/udp.c:1265 udpv6_sendmsg+0x1b56/0x2b40 net/ipv6/udp.c:1369 inet6_sendmsg+0x105/0x140 net/ipv6/af_inet6.c:661 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0xf2/0x190 net/socket.c:663 ____sys_sendmsg+0x334/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmmsg+0x195/0x470 net/socket.c:2518 __do_sys_sendmmsg net/socket.c:2547 [inline] __se_sys_sendmmsg net/socket.c:2544 [inline] __x64_sys_sendmmsg+0x99/0x100 net/socket.c:2544 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7fc6e134eb19 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 bc ff ff ff f7 d8 64 89 01 48 RSP: 002b:00007fc6de8c4188 EFLAGS: 00000246 ORIG_RAX: 0000000000000133 RAX: ffffffffffffffda RBX: 00007fc6e1461f60 RCX: 00007fc6e134eb19 RDX: 000000000000002f RSI: 0000000020004d00 RDI: 0000000000000003 RBP: 00007fc6de8c41d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007fffe3b6a63f R14: 00007fc6de8c4300 R15: 0000000000022000