Warning: Permanently added '10.128.0.242' (ECDSA) to the list of known hosts. syzkaller login: [ 88.970404][ T38] audit: type=1400 audit(1618494024.001:8): avc: denied { execmem } for pid=8379 comm="syz-executor356" scontext=system_u:system_r:kernel_t:s0 tcontext=system_u:system_r:kernel_t:s0 tclass=process permissive=1 [ 88.987400][ T8380] IPVS: ftp: loaded support on port[0] = 21 [ 89.075591][ T25] wlan0: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.111457][ T25] wlan0: Creating new IBSS network, BSSID 50:50:50:50:50:50 executing program [ 89.126921][ T3533] IPv6: ADDRCONF(NETDEV_CHANGE): wlan0: link becomes ready [ 89.146747][ T214] wlan1: Created IBSS using preconfigured BSSID 50:50:50:50:50:50 [ 89.154858][ T214] wlan1: Creating new IBSS network, BSSID 50:50:50:50:50:50 [ 89.165587][ T37] IPv6: ADDRCONF(NETDEV_CHANGE): wlan1: link becomes ready [ 89.199271][ T8380] netlink: 'syz-executor356': attribute type 16 has an invalid length. [ 89.209309][ T8380] ------------[ cut here ]------------ [ 89.217281][ T8380] WARNING: CPU: 0 PID: 8380 at net/mac80211/ieee80211_i.h:1458 sta_info_alloc+0x192a/0x1fa0 [ 89.228153][ T8380] Modules linked in: [ 89.232765][ T8380] CPU: 0 PID: 8380 Comm: syz-executor356 Not tainted 5.12.0-rc7-syzkaller #0 [ 89.242985][ T8380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.254548][ T8380] RIP: 0010:sta_info_alloc+0x192a/0x1fa0 [ 89.266591][ T8380] Code: 85 8f 03 00 00 49 8b 9f 60 01 00 00 e9 fe f6 ff ff e8 8a 5b 1c f9 8b 5c 24 08 83 e3 01 83 c3 01 e9 a5 fb ff ff e8 76 5b 1c f9 <0f> 0b e8 3f 63 ac 00 31 ff 89 c3 89 c6 e8 b4 61 1c f9 85 db 74 1d [ 89.286650][ T8380] RSP: 0018:ffffc900015573e0 EFLAGS: 00010293 [ 89.292816][ T8380] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 89.300809][ T8380] RDX: ffff888022a940c0 RSI: ffffffff8856ca5a RDI: 0000000000000003 [ 89.308959][ T8380] RBP: ffff888035cf0d00 R08: 0000000000000000 R09: 0000000000000000 [ 89.317301][ T8380] R10: ffffffff8856c997 R11: 0000000000000000 R12: 0000000000000000 [ 89.317350][ T8380] R13: 0000000000000008 R14: dffffc0000000000 R15: ffff88802fb1c000 [ 89.317368][ T8380] FS: 0000000001735300(0000) GS:ffff8880b9c00000(0000) knlGS:0000000000000000 [ 89.342943][ T8380] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 89.349546][ T8380] CR2: 00007fdff5d1d000 CR3: 0000000022f43000 CR4: 00000000001506f0 [ 89.357679][ T8380] DR0: 0000000000000000 DR1: 0000000000000000 DR2: 0000000000000000 [ 89.366342][ T8380] DR3: 0000000000000000 DR6: 00000000fffe0ff0 DR7: 0000000000000400 [ 89.374403][ T8380] Call Trace: [ 89.377713][ T8380] ieee80211_add_station+0x28c/0x660 [ 89.383088][ T8380] nl80211_new_station+0xdd0/0x13c0 [ 89.388311][ T8380] ? rdev_set_coalesce+0x340/0x340 [ 89.393492][ T8380] ? nl80211_pre_doit+0xa6/0x5c0 [ 89.398451][ T8380] genl_family_rcv_msg_doit+0x228/0x320 [ 89.404056][ T8380] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 89.411510][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.419160][ T8380] ? cap_capable+0x1f1/0x280 [ 89.424022][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.430290][ T8380] ? ns_capable+0xde/0x100 [ 89.434865][ T8380] genl_rcv_msg+0x328/0x580 [ 89.439413][ T8380] ? genl_get_cmd+0x480/0x480 [ 89.444361][ T8380] ? rdev_set_coalesce+0x340/0x340 [ 89.449519][ T8380] ? lock_release+0x720/0x720 [ 89.454297][ T8380] netlink_rcv_skb+0x153/0x420 [ 89.459093][ T8380] ? genl_get_cmd+0x480/0x480 [ 89.463842][ T8380] ? netlink_ack+0xaa0/0xaa0 [ 89.468457][ T8380] genl_rcv+0x24/0x40 [ 89.472531][ T8380] netlink_unicast+0x533/0x7d0 [ 89.477421][ T8380] ? netlink_attachskb+0x870/0x870 [ 89.482604][ T8380] netlink_sendmsg+0x856/0xd90 [ 89.487651][ T8380] ? netlink_unicast+0x7d0/0x7d0 [ 89.492649][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.498924][ T8380] ? netlink_unicast+0x7d0/0x7d0 [ 89.503941][ T8380] sock_sendmsg+0xcf/0x120 [ 89.508376][ T8380] ____sys_sendmsg+0x6e8/0x810 [ 89.513896][ T8380] ? kernel_sendmsg+0x50/0x50 [ 89.518589][ T8380] ? do_recvmmsg+0x6d0/0x6d0 [ 89.523260][ T8380] ? lock_chain_count+0x20/0x20 [ 89.528148][ T8380] ? find_held_lock+0x2d/0x110 [ 89.533489][ T8380] ___sys_sendmsg+0xf3/0x170 [ 89.538703][ T8380] ? sendmsg_copy_msghdr+0x160/0x160 [ 89.544162][ T8380] ? __lock_acquire+0x16b3/0x54c0 [ 89.549234][ T8380] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 89.555474][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.562089][ T8380] ? __fget_light+0x215/0x280 [ 89.567043][ T8380] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 89.573825][ T8380] __sys_sendmsg+0xe5/0x1b0 [ 89.578918][ T8380] ? __sys_sendmsg_sock+0x30/0x30 [ 89.584884][ T8380] ? syscall_enter_from_user_mode+0x27/0x70 [ 89.591256][ T8380] do_syscall_64+0x2d/0x70 [ 89.596379][ T8380] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 89.602371][ T8380] RIP: 0033:0x440959 [ 89.606537][ T8380] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 [ 89.627677][ T8380] RSP: 002b:00007ffee88c2248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 89.636310][ T8380] RAX: ffffffffffffffda RBX: 00000000004b73c0 RCX: 0000000000440959 [ 89.646174][ T8380] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000004 [ 89.654242][ T8380] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 89.662681][ T8380] R10: 0000000c00000001 R11: 0000000000000246 R12: 0000000000000031 [ 89.672599][ T8380] R13: 00007ffee88c2290 R14: 00007ffee88c227a R15: 00000000004b7430 [ 89.681197][ T8380] Kernel panic - not syncing: panic_on_warn set ... [ 89.687942][ T8380] CPU: 0 PID: 8380 Comm: syz-executor356 Not tainted 5.12.0-rc7-syzkaller #0 [ 89.699516][ T8380] Hardware name: Google Google Compute Engine/Google Compute Engine, BIOS Google 01/01/2011 [ 89.710044][ T8380] Call Trace: [ 89.713336][ T8380] dump_stack+0x141/0x1d7 [ 89.717755][ T8380] panic+0x306/0x73d [ 89.721751][ T8380] ? __warn_printk+0xf3/0xf3 [ 89.726720][ T8380] ? __warn.cold+0x1a/0x44 [ 89.732030][ T8380] ? sta_info_alloc+0x192a/0x1fa0 [ 89.737811][ T8380] __warn.cold+0x35/0x44 [ 89.742181][ T8380] ? sta_info_alloc+0x192a/0x1fa0 [ 89.747337][ T8380] report_bug+0x1bd/0x210 [ 89.751674][ T8380] handle_bug+0x3c/0x60 [ 89.756179][ T8380] exc_invalid_op+0x14/0x40 [ 89.760673][ T8380] asm_exc_invalid_op+0x12/0x20 [ 89.765550][ T8380] RIP: 0010:sta_info_alloc+0x192a/0x1fa0 [ 89.771183][ T8380] Code: 85 8f 03 00 00 49 8b 9f 60 01 00 00 e9 fe f6 ff ff e8 8a 5b 1c f9 8b 5c 24 08 83 e3 01 83 c3 01 e9 a5 fb ff ff e8 76 5b 1c f9 <0f> 0b e8 3f 63 ac 00 31 ff 89 c3 89 c6 e8 b4 61 1c f9 85 db 74 1d [ 89.791408][ T8380] RSP: 0018:ffffc900015573e0 EFLAGS: 00010293 [ 89.797472][ T8380] RAX: 0000000000000000 RBX: 0000000000000001 RCX: 0000000000000000 [ 89.809450][ T8380] RDX: ffff888022a940c0 RSI: ffffffff8856ca5a RDI: 0000000000000003 [ 89.817813][ T8380] RBP: ffff888035cf0d00 R08: 0000000000000000 R09: 0000000000000000 [ 89.825801][ T8380] R10: ffffffff8856c997 R11: 0000000000000000 R12: 0000000000000000 [ 89.834408][ T8380] R13: 0000000000000008 R14: dffffc0000000000 R15: ffff88802fb1c000 [ 89.842724][ T8380] ? sta_info_alloc+0x1867/0x1fa0 [ 89.848393][ T8380] ? sta_info_alloc+0x192a/0x1fa0 [ 89.853409][ T8380] ieee80211_add_station+0x28c/0x660 [ 89.858774][ T8380] nl80211_new_station+0xdd0/0x13c0 [ 89.863965][ T8380] ? rdev_set_coalesce+0x340/0x340 [ 89.869071][ T8380] ? nl80211_pre_doit+0xa6/0x5c0 [ 89.874264][ T8380] genl_family_rcv_msg_doit+0x228/0x320 [ 89.879974][ T8380] ? genl_family_rcv_msg_attrs_parse.constprop.0+0x290/0x290 [ 89.887359][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.893595][ T8380] ? cap_capable+0x1f1/0x280 [ 89.898182][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.904417][ T8380] ? ns_capable+0xde/0x100 [ 89.909266][ T8380] genl_rcv_msg+0x328/0x580 [ 89.913758][ T8380] ? genl_get_cmd+0x480/0x480 [ 89.918673][ T8380] ? rdev_set_coalesce+0x340/0x340 [ 89.923777][ T8380] ? lock_release+0x720/0x720 [ 89.928462][ T8380] netlink_rcv_skb+0x153/0x420 [ 89.933451][ T8380] ? genl_get_cmd+0x480/0x480 [ 89.938126][ T8380] ? netlink_ack+0xaa0/0xaa0 [ 89.942724][ T8380] genl_rcv+0x24/0x40 [ 89.948102][ T8380] netlink_unicast+0x533/0x7d0 [ 89.952945][ T8380] ? netlink_attachskb+0x870/0x870 [ 89.958045][ T8380] netlink_sendmsg+0x856/0xd90 [ 89.962812][ T8380] ? netlink_unicast+0x7d0/0x7d0 [ 89.967827][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 89.974087][ T8380] ? netlink_unicast+0x7d0/0x7d0 [ 89.979016][ T8380] sock_sendmsg+0xcf/0x120 [ 89.983424][ T8380] ____sys_sendmsg+0x6e8/0x810 [ 89.988187][ T8380] ? kernel_sendmsg+0x50/0x50 [ 89.992878][ T8380] ? do_recvmmsg+0x6d0/0x6d0 [ 89.997576][ T8380] ? lock_chain_count+0x20/0x20 [ 90.002424][ T8380] ? find_held_lock+0x2d/0x110 [ 90.007204][ T8380] ___sys_sendmsg+0xf3/0x170 [ 90.011808][ T8380] ? sendmsg_copy_msghdr+0x160/0x160 [ 90.017095][ T8380] ? __lock_acquire+0x16b3/0x54c0 [ 90.022211][ T8380] ? lockdep_hardirqs_on_prepare+0x400/0x400 [ 90.028304][ T8380] ? __sanitizer_cov_trace_const_cmp4+0x1c/0x70 [ 90.035497][ T8380] ? __fget_light+0x215/0x280 [ 90.040434][ T8380] ? __sanitizer_cov_trace_const_cmp8+0x1d/0x70 [ 90.047049][ T8380] __sys_sendmsg+0xe5/0x1b0 [ 90.051848][ T8380] ? __sys_sendmsg_sock+0x30/0x30 [ 90.056963][ T8380] ? syscall_enter_from_user_mode+0x27/0x70 [ 90.067070][ T8380] do_syscall_64+0x2d/0x70 [ 90.071867][ T8380] entry_SYSCALL_64_after_hwframe+0x44/0xae [ 90.077906][ T8380] RIP: 0033:0x440959 [ 90.081805][ T8380] Code: 28 00 00 00 75 05 48 83 c4 28 c3 e8 41 15 00 00 90 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 c0 ff ff ff f7 d8 64 89 01 48 [ 90.107079][ T8380] RSP: 002b:00007ffee88c2248 EFLAGS: 00000246 ORIG_RAX: 000000000000002e [ 90.115680][ T8380] RAX: ffffffffffffffda RBX: 00000000004b73c0 RCX: 0000000000440959 [ 90.123828][ T8380] RDX: 0000000000000000 RSI: 0000000020000200 RDI: 0000000000000004 [ 90.132635][ T8380] RBP: 0000000000000003 R08: 0000000c00000001 R09: 0000000c00000001 [ 90.141149][ T8380] R10: 0000000c00000001 R11: 0000000000000246 R12: 0000000000000031 [ 90.149588][ T8380] R13: 00007ffee88c2290 R14: 00007ffee88c227a R15: 00000000004b7430 [ 90.158404][ T8380] Kernel Offset: disabled [ 90.163031][ T8380] Rebooting in 86400 seconds..