R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 kasan: CONFIG_KASAN_INLINE enabled kasan: GPF could be caused by NULL-ptr deref or user memory access general protection fault: 0000 [#1] PREEMPT SMP KASAN Modules linked in: CPU: 1 PID: 7993 Comm: syz-executor387 Not tainted 4.14.205-syzkaller #0 Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 task: ffff8880b1718380 task.stack: ffff888096348000 RIP: 0010:get_work_pool+0x9f/0x140 kernel/workqueue.c:718 RSP: 0018:ffff88809634f370 EFLAGS: 00010006 RAX: dffffc0000000000 RBX: 37363d4d554e5000 RCX: 0000000000000000 RDX: 06e6c7a9aaa9ca00 RSI: 00000000ffffffff RDI: 0000000000000082 RBP: ffff88809634f3f8 R08: 0000000000000000 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000000 R12: 0000000000000000 R13: 0000000000000297 R14: ffffed1012da8b19 R15: ffff8880b1718380 FS: 0000000002562880(0000) GS:ffff8880ba500000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 0000000020005540 CR3: 00000000a196b000 CR4: 00000000001406e0 DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 Call Trace: try_to_grab_pending+0xf2/0x610 kernel/workqueue.c:1237 __cancel_work_timer+0x90/0x460 kernel/workqueue.c:2923 rhashtable_free_and_destroy+0x26/0x710 lib/rhashtable.c:1073 mesh_table_free net/mac80211/mesh_pathtbl.c:70 [inline] mesh_pathtbl_init+0x223/0x290 net/mac80211/mesh_pathtbl.c:863 ieee80211_mesh_init_sdata+0x2b4/0x650 net/mac80211/mesh.c:1459 ieee80211_setup_sdata+0xb29/0xf40 net/mac80211/iface.c:1476 ieee80211_if_add+0xce0/0x16b0 net/mac80211/iface.c:1885 ieee80211_add_iface+0x89/0x110 net/mac80211/cfg.c:124 rdev_add_virtual_intf net/wireless/rdev-ops.h:45 [inline] nl80211_new_interface+0x44b/0x1360 net/wireless/nl80211.c:2990 genl_family_rcv_msg+0x572/0xb20 net/netlink/genetlink.c:600 genl_rcv_msg+0xaf/0x140 net/netlink/genetlink.c:625 netlink_rcv_skb+0x125/0x390 net/netlink/af_netlink.c:2433 genl_rcv+0x24/0x40 net/netlink/genetlink.c:636 netlink_unicast_kernel net/netlink/af_netlink.c:1287 [inline] netlink_unicast+0x437/0x610 net/netlink/af_netlink.c:1313 netlink_sendmsg+0x62e/0xb80 net/netlink/af_netlink.c:1878 sock_sendmsg_nosec net/socket.c:646 [inline] sock_sendmsg+0xb5/0x100 net/socket.c:656 ___sys_sendmsg+0x6c8/0x800 net/socket.c:2062 __sys_sendmsg+0xa3/0x120 net/socket.c:2096 SYSC_sendmsg net/socket.c:2107 [inline] SyS_sendmsg+0x27/0x40 net/socket.c:2103 do_syscall_64+0x1d5/0x640 arch/x86/entry/common.c:292 entry_SYSCALL_64_after_hwframe+0x46/0xbb RIP: 0033:0x441869 RSP: 002b:00007ffdad47d758 EFLAGS: 00000246 ORIG_RAX: 000000000000002e RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 0000000000441869 RDX: 0000000000000000 RSI: 0000000020000180 RDI: 0000000000000003 RBP: 00007ffdad47d770 R08: 0000000000000002 R09: 0000000000000000 R10: 0000000000000000 R11: 0000000000000246 R12: ffffffffffffffff R13: 0000000000000004 R14: 0000000000000000 R15: 0000000000000000 Code: 89 c4 e8 f5 87 20 00 4c 89 e0 5b 41 5c c3 e8 e9 87 20 00 48 81 e3 00 fe ff ff 48 b8 00 00 00 00 00 fc ff df 48 89 da 48 c1 ea 03 <80> 3c 02 00 0f 85 84 00 00 00 4c 8b 23 e8 bf 87 20 00 5b 4c 89 RIP: get_work_pool+0x9f/0x140 kernel/workqueue.c:718 RSP: ffff88809634f370 ---[ end trace d391c17cfdc57a84 ]---