------------[ cut here ]------------ WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 0 PID: 4899 Comm: syz-executor.7 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:ffff88804a6479a0 EFLAGS: 00010212 RAX: 0000000000000141 RBX: ffff888009013a00 RCX: ffffc9000660a000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880177462bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110094c8f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb0e1a9700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d622000 CR3: 000000001e240000 CR4: 0000000000350ef0 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: 0033:0x7fbb10c33b19 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:00007fbb0e1a9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fbb10d46f60 RCX: 00007fbb10c33b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007fbb10c8df6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc105d0fff R14: 00007fbb0e1a9300 R15: 0000000000022000 irq event stamp: 1227 hardirqs last enabled at (1237): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1246): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1078): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1021): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 824b6ccf637fc44e ]--- ------------[ cut here ]------------ WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 0 PID: 4899 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: perf: interrupt took too long (8077 > 8076), lowering kernel.perf_event_max_sample_rate to 24000 CPU: 0 PID: 4899 Comm: syz-executor.7 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:ffff88804a6479a0 EFLAGS: 00010216 RAX: 0000000000018ec6 RBX: ffff888009013a00 RCX: ffffc9000660a000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880177462bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110094c8f3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb0e1a9700(0000) GS:ffff88806ce00000(0000) knlGS:0000000000000000 perf: interrupt took too long (10104 > 10096), lowering kernel.perf_event_max_sample_rate to 19000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000001b2d622000 CR3: 000000001e240000 CR4: 0000000000350ef0 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: 0033:0x7fbb10c33b19 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:00007fbb0e1a9188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fbb10d46f60 RCX: 00007fbb10c33b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007fbb10c8df6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc105d0fff R14: 00007fbb0e1a9300 R15: 0000000000022000 irq event stamp: 1767 hardirqs last enabled at (1777): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1786): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (1078): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (1021): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 824b6ccf637fc44f ]--- Module has invalid ELF structures loop0: detected capacity change from 0 to 1048576 perf: interrupt took too long (12632 > 12630), lowering kernel.perf_event_max_sample_rate to 15000 EXT4-fs (loop0): ext4_check_descriptors: Checksum for group 0 failed (46507!=0) EXT4-fs (loop0): mounted filesystem without journal. Opts: ,errors=continue ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 4913 Comm: syz-executor.7 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:ffff88804a65f9a0 EFLAGS: 00010212 RAX: 000000000000012a RBX: ffff88800ef26100 RCX: ffffc9000901f000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020400000 R08: 0000000000000000 R09: ffff8880177462bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110094cbf3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb0e188700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 000000001e240000 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: 0033:0x7fbb10c33b19 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:00007fbb0e188188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fbb10d47020 RCX: 00007fbb10c33b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007fbb10c8df6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc105d0fff R14: 00007fbb0e188300 R15: 0000000000022000 irq event stamp: 817 hardirqs last enabled at (827): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (836): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (474): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (421): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 824b6ccf637fc450 ]--- ------------[ cut here ]------------ WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:525 [inline] WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 i_mmap_assert_write_locked include/linux/fs.h:523 [inline] WARNING: CPU: 1 PID: 4913 at include/linux/fs.h:525 hugetlb_split+0x320/0xc50 mm/hugetlb.c:3716 Modules linked in: CPU: 1 PID: 4913 Comm: syz-executor.7 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:ffff88804a65f9a0 EFLAGS: 00010216 RAX: 0000000000018eef RBX: ffff88800ef26100 RCX: ffffc9000901f000 RDX: 0000000000040000 RSI: ffffffff816af780 RDI: 0000000000000005 RBP: 0000000020800000 R08: 0000000000000000 R09: ffff8880177462bf R10: 0000000000000000 R11: 0000000000000001 R12: 1ffff110094cbf3d R13: ffffffff8567ae3c R14: 0000000000000000 R15: 0000000000000001 FS: 00007fbb0e188700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020000200 CR3: 000000001e240000 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: 0033:0x7fbb10c33b19 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:00007fbb0e188188 EFLAGS: 00000246 ORIG_RAX: 0000000000000009 RAX: ffffffffffffffda RBX: 00007fbb10d47020 RCX: 00007fbb10c33b19 RDX: 0000000000000000 RSI: 0000000000400000 RDI: 0000000020000000 RBP: 00007fbb10c8df6d R08: ffffffffffffffff R09: 0000000000000000 R10: 0000000000002132 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffc105d0fff R14: 00007fbb0e188300 R15: 0000000000022000 irq event stamp: 1327 hardirqs last enabled at (1337): [] console_unlock+0x92d/0xb40 kernel/printk/printk.c:2567 hardirqs last disabled at (1346): [] console_unlock+0x839/0xb40 kernel/printk/printk.c:2482 softirqs last enabled at (474): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (421): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace 824b6ccf637fc451 ]--- capability: warning: `syz-executor.1' uses 32-bit capabilities (legacy support in use) loop5: detected capacity change from 0 to 16776704 sysfs: cannot create duplicate filename '/class/ieee80211/€˜§°ÇÛ ”uòQÇC !' CPU: 1 PID: 4917 Comm: syz-executor.2 Tainted: G W 5.10.244 #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 sysfs_warn_dup.cold+0x1c/0x29 fs/sysfs/dir.c:30 sysfs_do_create_link_sd+0x122/0x140 fs/sysfs/symlink.c:51 sysfs_do_create_link fs/sysfs/symlink.c:80 [inline] sysfs_create_link+0x5f/0xc0 fs/sysfs/symlink.c:92 device_add_class_symlinks drivers/base/core.c:2751 [inline] device_add+0x703/0x1c50 drivers/base/core.c:2959 wiphy_register+0x1da6/0x2850 net/wireless/core.c:915 ieee80211_register_hw+0x23c5/0x38b0 net/mac80211/main.c:1295 mac80211_hwsim_new_radio+0x1d04/0x4290 drivers/net/wireless/mac80211_hwsim.c:3300 hwsim_new_radio_nl+0x991/0x1080 drivers/net/wireless/mac80211_hwsim.c:3881 genl_family_rcv_msg_doit+0x22d/0x330 net/netlink/genetlink.c:739 genl_family_rcv_msg net/netlink/genetlink.c:783 [inline] genl_rcv_msg+0x36a/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2503 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1314 [inline] netlink_unicast+0x6ce/0xa00 net/netlink/af_netlink.c:1340 netlink_sendmsg+0x90f/0xe00 net/netlink/af_netlink.c:1914 sock_sendmsg_nosec net/socket.c:651 [inline] __sock_sendmsg+0x154/0x190 net/socket.c:663 ____sys_sendmsg+0x70d/0x870 net/socket.c:2378 ___sys_sendmsg+0xf3/0x170 net/socket.c:2432 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2461 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x67/0xd1 RIP: 0033:0x7f69c215db19 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:00007f69bf6b2188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f69c2271020 RCX: 00007f69c215db19 RDX: 0000000000000000 RSI: 0000000020000000 RDI: 0000000000000007 RBP: 00007f69c21b7f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd9d85adcf R14: 00007f69bf6b2300 R15: 0000000000022000 netlink: 220 bytes leftover after parsing attributes in process `syz-executor.7'. netlink: 220 bytes leftover after parsing attributes in process `syz-executor.7'. EXT4-fs (loop5): mounted filesystem without journal. Opts: ,errors=continue netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. 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 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.3'. netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. 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 netlink: 4 bytes leftover after parsing attributes in process `syz-executor.1'. loop7: detected capacity change from 0 to 32256 nfs4: Unknown parameter '/dev/null'