ksys_fallocate fs/open.c:332 [inline] __do_sys_fallocate fs/open.c:340 [inline] __se_sys_fallocate fs/open.c:338 [inline] __x64_sys_fallocate+0xcf/0x140 fs/open.c:338 wlan0: Failed check-sdata-in-driver check, flags: 0x4 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f2dc90c1b19 WARNING: CPU: 1 PID: 6468 at net/mac80211/driver-ops.h:172 drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 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:00007f2dc6637188 EFLAGS: 00000246 Modules linked in: ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f2dc91d4f60 RCX: 00007f2dc90c1b19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000003 RBP: 00007f2dc66371d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000018000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffecc06304f R14: 00007f2dc6637300 R15: 0000000000022000 CPU: 1 PID: 6468 Comm: syz-executor.6 Not tainted 5.10.148 #1 Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 RIP: 0010:drv_bss_info_changed+0x5c0/0x750 net/mac80211/driver-ops.h:172 Code: a8 03 00 00 48 85 ed 0f 84 04 01 00 00 e8 68 c8 91 fd e8 63 c8 91 fd 8b 54 24 04 48 89 ee 48 c7 c7 a0 24 95 84 e8 5e ba 24 00 <0f> 0b e9 91 fd ff ff e8 44 c8 91 fd e8 7f be 31 00 31 ff 89 c3 89 RSP: 0018:ffff88801cfaf508 EFLAGS: 00010286 RAX: 0000000000000000 RBX: 0000000000000000 RCX: 0000000000000000 RDX: 0000000000040000 RSI: ffffffff81298f33 RDI: ffffed10039f5e93 RBP: ffff888043db4000 R08: 0000000000000001 R09: ffff88806cf37b4f R10: 0000000000000000 R11: 0000000000000001 R12: ffff888043db4bc0 R13: 0000000002000000 R14: ffff888043db5b48 R15: ffff888043db5b40 FS: 00007f5a27820700(0000) GS:ffff88806cf00000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00007f035c496ff8 CR3: 00000000459ae000 CR4: 0000000000350ee0 Call Trace: ieee80211_bss_info_change_notify+0x9a/0xc0 net/mac80211/main.c:210 ieee80211_set_mcast_rate+0x37/0x50 net/mac80211/cfg.c:2564 rdev_set_mcast_rate net/wireless/rdev-ops.h:1212 [inline] nl80211_set_mcast_rate+0x30b/0x5a0 net/wireless/nl80211.c:10215 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+0x33c/0x5a0 net/netlink/genetlink.c:800 netlink_rcv_skb+0x14b/0x430 net/netlink/af_netlink.c:2515 genl_rcv+0x24/0x40 net/netlink/genetlink.c:811 netlink_unicast_kernel net/netlink/af_netlink.c:1313 [inline] netlink_unicast+0x549/0x7f0 net/netlink/af_netlink.c:1339 netlink_sendmsg+0x905/0xdf0 net/netlink/af_netlink.c:1934 sock_sendmsg_nosec net/socket.c:651 [inline] sock_sendmsg+0x154/0x190 net/socket.c:671 ____sys_sendmsg+0x70d/0x870 net/socket.c:2342 ___sys_sendmsg+0xf3/0x170 net/socket.c:2396 __sys_sendmsg+0xe5/0x1b0 net/socket.c:2429 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f5a2a2aab19 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:00007f5a27820188 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 00007f5a2a3bdf60 RCX: 00007f5a2a2aab19 RDX: 0000000000000000 RSI: 0000000020000f00 RDI: 0000000000000005 RBP: 00007f5a2a304f6d R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: 0000000000000000 R13: 00007ffd58d7b53f R14: 00007f5a27820300 R15: 0000000000022000 irq event stamp: 10147 hardirqs last enabled at (10173): [] asm_sysvec_apic_timer_interrupt+0x12/0x20 arch/x86/include/asm/idtentry.h:635 hardirqs last disabled at (10208): [] sysvec_apic_timer_interrupt+0xb/0xa0 arch/x86/kernel/apic/apic.c:1095 softirqs last enabled at (6566): [] asm_call_irq_on_stack+0x12/0x20 softirqs last disabled at (6107): [] asm_call_irq_on_stack+0x12/0x20 ---[ end trace b46adfd3481437cf ]--- netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'. netlink: 8 bytes leftover after parsing attributes in process `syz-executor.6'. FAULT_INJECTION: forcing a failure. name failslab, interval 1, probability 0, space 0, times 0 CPU: 0 PID: 6492 Comm: syz-executor.7 Tainted: G W 5.10.148 #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:1193 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/0x360 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] slab_alloc mm/slub.c:2904 [inline] kmem_cache_alloc+0x159/0x360 mm/slub.c:2909 kmem_cache_zalloc include/linux/slab.h:654 [inline] ext4_init_io_end+0x23/0x180 fs/ext4/page-io.c:281 ext4_writepages+0xfd9/0x3590 fs/ext4/inode.c:2808 do_writepages+0xee/0x2a0 mm/page-writeback.c:2352 __filemap_fdatawrite_range+0x24b/0x2f0 mm/filemap.c:422 filemap_write_and_wait_range mm/filemap.c:655 [inline] filemap_write_and_wait_range+0x65/0x100 mm/filemap.c:649 ext4_punch_hole+0x178/0x1110 fs/ext4/inode.c:4063 ext4_fallocate+0xdfb/0x3ca0 fs/ext4/extents.c:4705 vfs_fallocate+0x48f/0xcc0 fs/open.c:309 ksys_fallocate fs/open.c:332 [inline] __do_sys_fallocate fs/open.c:340 [inline] __se_sys_fallocate fs/open.c:338 [inline] __x64_sys_fallocate+0xcf/0x140 fs/open.c:338 do_syscall_64+0x33/0x40 arch/x86/entry/common.c:46 entry_SYSCALL_64_after_hwframe+0x61/0xc6 RIP: 0033:0x7f2dc90c1b19 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:00007f2dc6637188 EFLAGS: 00000246 ORIG_RAX: 000000000000011d RAX: ffffffffffffffda RBX: 00007f2dc91d4f60 RCX: 00007f2dc90c1b19 RDX: 0000000000000000 RSI: 0000000000000003 RDI: 0000000000000003 RBP: 00007f2dc66371d0 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000018000 R11: 0000000000000246 R12: 0000000000000002 R13: 00007ffecc06304f R14: 00007f2dc6637300 R15: 0000000000022000 ---------------- 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