[ 46.934287] ------------[ cut here ]------------ [ 46.935226] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.937266] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.938702] Modules linked in: [ 46.939356] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.941349] Tainted: [W]=WARN [ 46.941913] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.943611] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.944589] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 46.947726] RSP: 0018:ffff88800d0dfbc0 EFLAGS: 00010286 [ 46.948690] RAX: 0000000000000000 RBX: ffffed1001a1bf78 RCX: ffffffff813a4050 [ 46.949975] RDX: ffff88801387d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.951255] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1001a1bf2f [ 46.952525] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.953794] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800d0dfdf8 [ 46.955109] FS: 00007f21b67b3900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.956561] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.957632] CR2: 00007f21b6ca5580 CR3: 000000000db54000 CR4: 0000000000350ef0 [ 46.958941] Call Trace: [ 46.959457] [ 46.959874] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.960776] ? __create_object+0x59/0x80 [ 46.961570] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.962555] __vmalloc_noprof+0x59/0x60 [ 46.963327] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.964208] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.965149] bpf_prog_alloc+0x39/0x200 [ 46.965842] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.966786] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.967693] do_seccomp+0x349/0x25e0 [ 46.968419] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.969324] ? __pfx_do_seccomp+0x10/0x10 [ 46.970108] ? find_held_lock+0x2b/0x80 [ 46.970839] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.971812] ? static_key_count+0x60/0x80 [ 46.972624] prctl_set_seccomp+0x4e/0x70 [ 46.973416] __do_sys_prctl+0xe6c/0x1d70 [ 46.974208] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.975032] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.975999] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.976972] ? irqentry_exit+0xf3/0x650 [ 46.977741] do_syscall_64+0xbf/0x430 [ 46.978508] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.979467] RIP: 0033:0x7f21b6ca55cd [ 46.980177] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 46.983389] RSP: 002b:00007fff06ac0350 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.984767] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f21b6ca55cd [ 46.986056] RDX: 0000559601c8fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.987389] RBP: 00007fff06ac03b0 R08: 0000000000000000 R09: 00007fff06abfa50 [ 46.988659] R10: 0000000000000000 R11: 0000000000000246 R12: 000055963f445ad0 [ 46.989941] R13: 00007fff06ac07e0 R14: 000055963f446bc0 R15: 000055963f457780 [ 46.991242] [ 46.991670] irq event stamp: 1791 [ 46.992309] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 46.993826] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 46.995374] softirqs last enabled at (1624): [] handle_softirqs+0x50c/0x770 [ 46.996908] softirqs last disabled at (1619): [] __irq_exit_rcu+0xc4/0x100 [ 46.998428] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.240447] ------------[ cut here ]------------ [ 50.241410] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.243294] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/242 [ 50.244486] Modules linked in: [ 50.244971] CPU: 0 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 50.246932] Tainted: [W]=WARN [ 50.247537] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.248952] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.249790] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 50.252675] RSP: 0018:ffff888016e6fbc0 EFLAGS: 00010286 [ 50.253480] RAX: 0000000000000000 RBX: ffffed1002dcdf78 RCX: ffffffff813a4050 [ 50.254599] RDX: ffff8880185f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.255826] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002dcdf2f [ 50.256951] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.258165] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016e6fdf8 [ 50.259384] FS: 00007fccea9ad900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.260691] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.261774] CR2: 00007ffcc95b0ef7 CR3: 000000001ff9c000 CR4: 0000000000350ef0 [ 50.262871] Call Trace: [ 50.263288] [ 50.263630] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.264380] ? __create_object+0x59/0x80 [ 50.264995] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.265790] __vmalloc_noprof+0x59/0x60 [ 50.266421] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.267237] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.268118] bpf_prog_alloc+0x39/0x200 [ 50.268694] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.269694] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.270551] do_seccomp+0x349/0x25e0 [ 50.271290] ? find_held_lock+0x2b/0x80 [ 50.271890] ? do_prlimit+0x310/0x610 [ 50.272520] ? __pfx_do_seccomp+0x10/0x10 [ 50.273335] ? do_raw_spin_unlock+0x53/0x220 [ 50.274045] ? _raw_spin_unlock+0x1e/0x40 [ 50.274829] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.275662] ? static_key_count+0x60/0x80 [ 50.276408] prctl_set_seccomp+0x4e/0x70 [ 50.277180] __do_sys_prctl+0xe6c/0x1d70 [ 50.277800] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.278516] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.279328] ? irqentry_exit+0xf3/0x650 [ 50.279926] do_syscall_64+0xbf/0x430 [ 50.280538] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.281319] RIP: 0033:0x7fcceae9f5cd [ 50.281872] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 50.285025] RSP: 002b:00007ffcc95aec80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.286346] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcceae9f5cd [ 50.287470] RDX: 00005617e9b7ae00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.288513] RBP: 00007ffcc95aece0 R08: 0000000000000000 R09: 00007ffcc95ae380 [ 50.289553] R10: 0000000000000000 R11: 0000000000000246 R12: 0000561809f96ad0 [ 50.290854] R13: 00007ffcc95af110 R14: 0000561809f97bc0 R15: 0000561809fa8780 [ 50.292035] [ 50.292477] irq event stamp: 1815 [ 50.293021] hardirqs last enabled at (1823): [] __up_console_sem+0x78/0x80 [ 50.294481] hardirqs last disabled at (1834): [] __up_console_sem+0x5d/0x80 [ 50.295729] softirqs last enabled at (1538): [] handle_softirqs+0x50c/0x770 [ 50.296990] softirqs last disabled at (1531): [] __irq_exit_rcu+0xc4/0x100 [ 50.298236] ---[ end trace 0000000000000000 ]--- [ 51.158749] ------------[ cut here ]------------ [ 51.159650] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 51.161521] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 51.162910] Modules linked in: [ 51.163523] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 51.165368] Tainted: [W]=WARN [ 51.165876] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 51.167233] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 51.168033] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 40 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 30 7b 94 ff 90 <0f> 0b 90 90 8b 44 24 40 48 c7 03 00 00 00 00 c7 43 08 00 00 00 00 [ 51.170988] RSP: 0018:ffff8880187b7bc0 EFLAGS: 00010286 [ 51.171889] RAX: 0000000000000000 RBX: ffffed10030f6f78 RCX: ffffffff813a4050 [ 51.173103] RDX: ffff88801a283780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 51.174282] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030f6f2f [ 51.175463] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 51.176639] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880187b7df8 [ 51.177825] FS: 00007f509a129900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 51.179157] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 51.180135] CR2: 00007ffc219d1ef7 CR3: 000000000dc74000 CR4: 0000000000350ef0 [ 51.181310] Call Trace: [ 51.181741] [ 51.182160] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 51.182948] ? __create_object+0x59/0x80 [ 51.183672] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 51.184556] __vmalloc_noprof+0x59/0x60 [ 51.185240] bpf_prog_alloc_no_stats+0x55/0x470 [ 51.185995] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.186857] bpf_prog_alloc+0x39/0x200 [ 51.187531] ? __pfx_seccomp_check_filter+0x10/0x10 [ 51.188378] bpf_prog_create_from_user+0xb2/0x2f0 [ 51.189200] do_seccomp+0x349/0x25e0 [ 51.189811] ? find_held_lock+0x2b/0x80 [ 51.190509] ? do_prlimit+0x310/0x610 [ 51.191178] ? __pfx_do_seccomp+0x10/0x10 [ 51.191859] ? do_raw_spin_unlock+0x53/0x220 [ 51.192626] ? _raw_spin_unlock+0x1e/0x40 [ 51.193347] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 51.194223] ? static_key_count+0x60/0x80 [ 51.194933] prctl_set_seccomp+0x4e/0x70 [ 51.195652] __do_sys_prctl+0xe6c/0x1d70 [ 51.196361] ? __pfx___do_sys_prctl+0x10/0x10 [ 51.197137] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 51.197976] ? irqentry_exit+0xf3/0x650 [ 51.198676] do_syscall_64+0xbf/0x430 [ 51.199351] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 51.200217] RIP: 0033:0x7f509a61b5cd [ 51.200813] Code: 00 48 89 44 24 18 31 c0 48 8d 44 24 60 c7 04 24 08 00 00 00 48 89 44 24 08 48 8d 44 24 20 48 89 44 24 10 b8 9d 00 00 00 0f 05 <48> 3d 00 f0 ff ff 77 1b 48 8b 4c 24 18 64 48 2b 0c 25 28 00 00 00 [ 51.203695] RSP: 002b:00007ffc219cfd00 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 51.204929] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f509a61b5cd [ 51.206100] RDX: 000055c8d13ece00 RSI: 0000000000000002 RDI: 0000000000000016 [ 51.207285] RBP: 00007ffc219cfd60 R08: 0000000000000000 R09: 00007ffc219cf400 [ 51.208457] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c908abead0 [ 51.209624] R13: 00007ffc219d0190 R14: 000055c908abfbc0 R15: 000055c908ad0780 [ 51.210820] [ 51.211236] irq event stamp: 1717 [ 51.211787] hardirqs last enabled at (1725): [] __up_console_sem+0x78/0x80 [ 51.213157] hardirqs last disabled at (1734): [] __up_console_sem+0x5d/0x80 [ 51.214536] softirqs last enabled at (1674): [] handle_softirqs+0x50c/0x770 [ 51.215931] softirqs last disabled at (1669): [] __irq_exit_rcu+0xc4/0x100 [ 51.217291] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:43793' (ECDSA) to the list of known hosts. 2025/11/18 15:16:28 fuzzer started 2025/11/18 15:16:28 dialing manager at localhost:34383 2025/11/18 15:16:28 checking machine... 2025/11/18 15:16:28 checking revisions... [ 52.161513] kmemleak: Automatic memory scanning thread ended 2025/11/18 15:16:28 testing simple program... [ 52.258866] cgroup: Unknown subsys name 'net' [ 52.332957] cgroup: Unknown subsys name 'cpuset' [ 52.346037] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 15:16:27 Registers: info registers vcpu 0 RAX=0000000000000001 RBX=0000000000000000 RCX=dfb8078e475e76a4 RDX=0000000085cb9a3e RSI=000000008301a466 RDI=0000000081125d94 RBP=ffffffff85e1ffe0 RSP=ffff88806ce08968 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000200 RIP=ffffffff8152926b RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007f8759324900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe7c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcceaf62650 CR3=000000000cee0000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=00000000000000000000000000000000 XMM01=b137350f436220bc3a493391d07b8ec5 XMM02=eff9b2d0a8fce9cb0000000000307610 XMM03=2c67c8bc2e329bc30000000000307738 XMM04=180138f372f9bee100000000000ae988 XMM05=3548361197eb74fe0000000000321c68 XMM06=d4cf67898819cdb90000000000320698 XMM07=fb795ef6d65770560000000000310878 XMM08=2c67c8bc2e329bc30000000000307738 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000002 RBX=0000000000000001 RCX=ffffffff86d75854 RDX=0000000000000008 RSI=ffff88800d0dfe68 RDI=ffff88800d0dfa80 RBP=ffff88800d0dfad8 RSP=ffff88800d0dfa08 R8 =ffffffff86d75858 R9 =0000000000000000 R10=000000000003c9ed R11=000000000009a3c4 R12=ffff88800d0dfae0 R13=ffff88800d0dfac8 R14=ffff88800d0dfe70 R15=ffff88800d0dfa80 RIP=ffffffff8135e210 RFL=00000246 [---Z-P-] CPL=0 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0010 0000000000000000 ffffffff 00a09b00 DPL=0 CS64 [-RA] SS =0018 0000000000000000 ffffffff 00c09300 DPL=0 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fccea9ad900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe1900000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fcceaf64618 CR3=000000001ff27000 CR4=00350ef0 DR0=0000000000000000 DR1=0000000000000000 DR2=0000000000000000 DR3=0000000000000000 DR6=00000000ffff0ff0 DR7=0000000000000400 EFER=0000000000000d01 FCW=037f FSW=0000 [ST=0] FTW=00 MXCSR=00001f80 FPR0=0000000000000000 0000 FPR1=0000000000000000 0000 FPR2=0000000000000000 0000 FPR3=0000000000000000 0000 FPR4=0000000000000000 0000 FPR5=0000000000000000 0000 FPR6=0000000000000000 0000 FPR7=0000000000000000 0000 XMM00=36313a353120383120766f4e3e36383c XMM01=7365733a646873732878696e755f6d61 XMM02=736f6c63206e6f6973736573203a296e XMM03=5f6d6170203a5d3034325b6468737320 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320303331 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000