------------[ cut here ]------------ mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 7365 Comm: syz-executor.5 Not tainted 5.10.244 #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 8a fb 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:ffff8880335179a0 EFLAGS: 00010212 RAX: 0000000000000141 RBX: ffff88800ee7b900 RCX: ffffc90002c2d000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff888016ccb8bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110066a2f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5a5ecc3700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a6185d000 CR3: 00000000438c0000 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5a6174db19 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:00007f5a5ecc3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f5a61860f60 RCX: 00007f5a6174db19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f5a617a7f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3670b6bf R14: 00007f5a5ecc3300 R15: 0000000000022000 irq event stamp: 1179 hardirqs last enabled at (1191): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1200): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1014): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (995): [] asm_call_irq_on_stack+0x12/0x20 wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 ---[ end trace cc785eb77a0cb8f8 ]--- wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 ------------[ cut here ]------------ IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 7365 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 7365 Comm: syz-executor.5 Tainted: G W 5.10.244 #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 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.6'. Code: 00 00 31 f6 48 81 c7 e0 00 00 00 e8 8a fb 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:ffff8880335179a0 EFLAGS: 00010212 RAX: 000000000001f1ac RBX: ffff88800ee7b900 RCX: ffffc90002c2d000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff888016ccb8bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110066a2f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5a5ecc3700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f5a6185d000 CR3: 00000000438c0000 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5a6174db19 loop3: detected capacity change from 0 to 135266304 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:00007f5a5ecc3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f5a61860f60 RCX: 00007f5a6174db19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f5a617a7f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3670b6bf R14: 00007f5a5ecc3300 R15: 0000000000022000 irq event stamp: 1711 hardirqs last enabled at (1721): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1730): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1014): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (995): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace cc785eb77a0cb8f9 ]--- 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 loop3: detected capacity change from 0 to 135266304 FAT-fs (loop3): Invalid FSINFO signature: 0x00000000, 0x00000000 (sector = 1) ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 7365 Comm: syz-executor.5 Tainted: G W 5.10.244 #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 8a fb 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:ffff8880335179a0 EFLAGS: 00010212 RAX: 000000000000012b RBX: ffff88800e0b4000 RCX: ffffc90002c2d000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff888016ccb8bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110066a2f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5a5ecc3700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc584fb93a4 CR3: 00000000438c0000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5a6174db19 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:00007f5a5ecc3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f5a61860f60 RCX: 00007f5a6174db19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f5a617a7f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3670b6bf R14: 00007f5a5ecc3300 R15: 0000000000022000 irq event stamp: 2415 hardirqs last enabled at (2421): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (2421): [] vprintk_emit+0x490/0x4e0 kernel/printk/printk.c:2059 hardirqs last disabled at (2426): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (2426): [] vprintk_emit+0x422/0x4e0 kernel/printk/printk.c:2059 softirqs last enabled at (2138): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2129): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace cc785eb77a0cb8fa ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 7365 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 7365 Comm: syz-executor.5 Tainted: G W 5.10.244 #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 8a fb 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:ffff8880335179a0 EFLAGS: 00010216 RAX: 000000000000de1f RBX: ffff88800e0b4000 RCX: ffffc90002c2d000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff888016ccb8bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110066a2f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007f5a5ecc3700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007fc584fb93a4 CR3: 00000000438c0000 CR4: 0000000000350ef0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000ffff0ff0 DR7: 0000000000000600 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 __do_munmap+0xfae/0x1260 mm/mmap.c:2880 do_munmap mm/mmap.c:2934 [inline] munmap_vma_range mm/mmap.c:600 [inline] __mmap_region mm/mmap.c:1767 [inline] mmap_region+0x7cc/0x1500 mm/mmap.c:2957 do_mmap+0x868/0x1370 mm/mmap.c:1594 vm_mmap_pgoff+0x198/0x1f0 mm/util.c:539 ksys_mmap_pgoff+0xde/0x560 mm/mmap.c:1645 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f5a6174db19 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:00007f5a5ecc3188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007f5a61860f60 RCX: 00007f5a6174db19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007f5a617a7f6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc3670b6bf R14: 00007f5a5ecc3300 R15: 0000000000022000 irq event stamp: 2753 hardirqs last enabled at (2759): [] console_trylock_spinning kernel/printk/printk.c:1849 [inline] hardirqs last enabled at (2759): [] vprintk_emit+0x490/0x4e0 kernel/printk/printk.c:2059 hardirqs last disabled at (2764): [] console_trylock_spinning kernel/printk/printk.c:1828 [inline] hardirqs last disabled at (2764): [] vprintk_emit+0x422/0x4e0 kernel/printk/printk.c:2059 softirqs last enabled at (2138): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (2129): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace cc785eb77a0cb8fb ]--- mac80211_hwsim: wmediumd released netlink socket, switching to perfect channel medium ---------------- Code disassembly (best guess), 1 bytes skipped: 0: ff c3 inc %ebx 2: 66 2e 0f 1f 84 00 00 nopw %cs:0x0(%rax,%rax,1) 9: 00 00 00 c: 0f 1f 40 00 nopl 0x0(%rax) 10: 48 89 f8 mov %rdi,%rax 13: 48 89 f7 mov %rsi,%rdi 16: 48 89 d6 mov %rdx,%rsi 19: 48 89 ca mov %rcx,%rdx 1c: 4d 89 c2 mov %r8,%r10 1f: 4d 89 c8 mov %r9,%r8 22: 4c 8b 4c 24 08 mov 0x8(%rsp),%r9 27: 0f 05 syscall * 29: 48 3d 01 f0 ff ff cmp $0xfffffffffffff001,%rax <-- trapping instruction 2f: 73 01 jae 0x32 31: c3 retq 32: 48 c7 c1 bc ff ff ff mov $0xffffffffffffffbc,%rcx 39: f7 d8 neg %eax 3b: 64 89 01 mov %eax,%fs:(%rcx) 3e: 48 rex.W