Description of problem: running pygame and graphviz to remotely debug pypy using PDB remotely. System crashed as soon as `dot` was called. Additional info: reporter: libreport-2.9.3 kernel BUG at mm/slub.c:296! invalid opcode: 0000 [#1] SMP PTI Modules linked in: rfcomm fuse nf_conntrack_netbios_ns nf_conntrack_broadcast xt_CT ip6t_rpfilter ip6t_REJECT nf_reject_ipv6 xt_conntrack ip_set nfnetlink ebtable_nat ebtable_broute bridge stp llc ip6table_nat nf_conntrack_ipv6 nf_defrag_ipv6 nf_nat_ipv6 ip6table_mangle ip6table_raw ip6table_security iptable_nat nf_conntrack_ipv4 nf_defrag_ipv4 nf_nat_ipv4 nf_nat nf_conntrack libcrc32c iptable_mangle iptable_raw iptable_security ebtable_filter ebtables ip6table_filter ip6_tables vmw_vsock_vmci_transport vsock bnep sunrpc btusb btrtl btbcm btintel crct10dif_pclmul crc32_pclmul bluetooth ghash_clmulni_intel ecdh_generic intel_rapl_perf rfkill vmw_balloon joydev vmw_vmci shpchp i2c_piix4 vmwgfx drm_kms_helper ttm drm mptspi scsi_transport_spi crc32c_intel e1000 mptscsih serio_raw mptbase ata_generic pata_acpi CPU: 0 PID: 55949 Comm: python Not tainted 4.16.4-200.fc27.x86_64 #1 Hardware name: VMware, Inc. VMware Virtual Platform/440BX Desktop Reference Platform, BIOS 6.00 05/19/2017 RIP: 0010:__slab_free+0x18a/0x300 RSP: 0018:ffffba80832ef8e0 EFLAGS: 00010246 RAX: ffff9a27b5190100 RBX: ffff9a27b5190100 RCX: 000000018040003f RDX: ffff9a27b5190100 RSI: ffffeaf242d46400 RDI: ffff9a27bf807180 RBP: ffffba80832ef980 R08: 0000000000000001 R09: ffffffffc0293a68 R10: ffffeaf242d46400 R11: 0000000000000040 R12: ffff9a27bf807180 R13: ffffeaf242d46400 R14: ffff9a27b5190100 R15: ffff9a27b4d56800 FS: 00007f26282e84c0(0000) GS:ffff9a27ba600000(0000) knlGS:0000000000000000 CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 CR2: 00005605e20f6730 CR3: 0000000004df2003 CR4: 00000000001606f0 Call Trace: ? try_to_wake_up+0x55/0x460 ? __queue_work+0x104/0x3e0 ? _cond_resched+0x15/0x40 ? vmw_fb_set_par+0x298/0x620 [vmwgfx] vmw_fb_set_par+0x298/0x620 [vmwgfx] ? fb_set_var+0x179/0x3e0 ? vmw_fb_kms_detach+0x160/0x160 [vmwgfx] fb_set_var+0x179/0x3e0 ? lookup_fast+0xc8/0x2c0 ? selinux_inode_permission+0xd7/0x1a0 do_fb_ioctl+0x4a2/0x620 ? vt_ioctl+0x6ca/0x1120 ? do_vfs_ioctl+0xa4/0x620 ? do_fb_ioctl+0x620/0x620 do_vfs_ioctl+0xa4/0x620 SyS_ioctl+0x74/0x80 do_syscall_64+0x74/0x180 entry_SYSCALL_64_after_hwframe+0x3d/0xa2 RIP: 0033:0x7f26270690f7 RSP: 002b:00007fff123cc798 EFLAGS: 00000246 ORIG_RAX: 0000000000000010 RAX: ffffffffffffffda RBX: 000055a69059c4d0 RCX: 00007f26270690f7 RDX: 00007fff123cc7b0 RSI: 0000000000004601 RDI: 0000000000000004 RBP: 0000000000000000 R08: 0000000000000003 R09: 0000000000000001 R10: 0000000000000000 R11: 0000000000000246 R12: 000055a690199880 R13: 00007fff123cc850 R14: 00000000000002d0 R15: 0000000000000000 Code: fe ff ff 44 0f b6 bd 7f ff ff ff 80 7d ab 00 79 05 45 84 ff 74 7b 48 83 c4 78 5b 41 5c 41 5d 41 5e 41 5f 5d 49 8d 65 f0 41 5d c3 <0f> 0b 4c 89 d0 4c 89 55 88 45 89 fa 48 85 c0 44 0f b6 bd 7f ff RIP: __slab_free+0x18a/0x300 RSP: ffffba80832ef8e0
Created attachment 1455764 [details] File: dmesg
*********** MASS BUG UPDATE ************** We apologize for the inconvenience. There are a large number of bugs to go through and several of them have gone stale. Due to this, we are doing a mass bug update across all of the Fedora 27 kernel bugs. Fedora 27 has now been rebased to 4.17.7-100.fc27. Please test this kernel update (or newer) and let us know if you issue has been resolved or if it is still present with the newer kernel. If you have moved on to Fedora 28, and are still experiencing this issue, please change the version to Fedora 28. If you experience different issues, please open a new bug report for those.
*********** MASS BUG UPDATE ************** This bug is being closed with INSUFFICIENT_DATA as there has not been a response in 5 weeks. If you are still experiencing this issue, please reopen and attach the relevant data from the latest kernel you are running and any data that might have been requested previously.