------------[ cut here ]------------ WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 5305 Comm: syz-executor.1 Not tainted 5.10.241 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 loop6: detected capacity change from 0 to 33559040 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 1a ff 7c 02 31 ff 41 89 c6 89 c6 e8 0e d4 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 b0 da d5 ff <0f> 0b e9 52 fe ff ff e8 a4 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804d1bfad8 EFLAGS: 00010216 RAX: 000000000000013b RBX: ffff88803e2eb500 RCX: ffffc900011f4000 RDX: 0000000000040000 RSI: ffffffff816af720 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff888016fe31bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009a37f64 R13: ffffffff8567aabc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f99e3b93700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d022000 CR3: 00000000411c8000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbe8/0x2510 mm/mmap.c:842 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f99e661db19 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:00007f99e3b93188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f99e6730f60 RCX: 00007f99e661db19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f99e6677f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe4d0809bf R14: 00007f99e3b93300 R15: 0000000000022000 irq event stamp: 1195 hardirqs last enabled at (1205): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1214): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (760): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (703): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace cc2dd814291d3c40 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 5305 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 5305 Comm: syz-executor.1 Tainted: G W 5.10.241 #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 1a ff 7c 02 31 ff 41 89 c6 89 c6 e8 0e d4 d5 ff 45 85 f6 0f 85 5e fe ff ff e8 b0 da d5 ff <0f> 0b e9 52 fe ff ff e8 a4 da d5 ff 48 8d 43 50 48 89 c2 48 89 44 RSP: 0018:ffff88804d1bfad8 EFLAGS: 00010212 RAX: 000000000001affc RBX: ffff88803e2eb500 RCX: ffffc900011f4000 RDX: 0000000000040000 RSI: ffffffff816af720 RDI: 0000000000000005 RBP: 0000000020c00000 R08: 0000000000000000 R09: ffff888016fe31bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff11009a37f64 R13: ffffffff8567aabc R14: 0000000000000000 R15: 0000000000000001 FS: 00007f99e3b93700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d022000 CR3: 00000000411c8000 CR4: 0000000000350ee0 Call Trace: __vma_adjust+0xbf3/0x2510 mm/mmap.c:843 vma_adjust include/linux/mm.h:2548 [inline] __split_vma+0x41a/0x4e0 mm/mmap.c:2782 split_vma+0x99/0xe0 mm/mmap.c:2813 mprotect_fixup+0x669/0x8c0 mm/mprotect.c:467 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.4'. do_mprotect_pkey+0x518/0x940 mm/mprotect.c:619 __do_sys_pkey_mprotect mm/mprotect.c:652 [inline] __se_sys_pkey_mprotect mm/mprotect.c:649 [inline] __x64_sys_pkey_mprotect+0x93/0x100 mm/mprotect.c:649 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f99e661db19 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:00007f99e3b93188 EFLAGS: 00000246 ORIG_RAX: 0000000000000149 RAX: ffffffffffffffda RBX: 00007f99e6730f60 RCX: 00007f99e661db19 RDX: 0000000000000000 RSI: 0000000000800000 RDI: 0000000020800000 RBP: 00007f99e6677f6d R08: 0000000000000000 R09: 0000000000000000 R10: ffffffffffffffff R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffe4d0809bf R14: 00007f99e3b93300 R15: 0000000000022000 irq event stamp: 1695 hardirqs last enabled at (1705): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1714): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (760): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (703): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace cc2dd814291d3c41 ]--- SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65 sclass=netlink_route_socket pid=5330 comm=syz-executor.0 SELinux: unrecognized netlink message: protocol=0 nlmsg_type=65 sclass=netlink_route_socket pid=5330 comm=syz-executor.0 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready