[ 38.899097] ------------[ cut here ]------------ [ 38.899872] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.901529] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.902737] Modules linked in: [ 38.903222] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.904873] Tainted: [W]=WARN [ 38.905332] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.906558] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.907295] 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 [ 38.909937] RSP: 0018:ffff88801a587bc0 EFLAGS: 00010286 [ 38.910762] RAX: 0000000000000000 RBX: ffffed10034b0f78 RCX: ffffffff813a4050 [ 38.911848] RDX: ffff88801a4c5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.912913] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034b0f2f [ 38.913983] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.915079] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a587df8 [ 38.916150] FS: 00007f150bc61900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.917351] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.918235] CR2: 00007f150c153580 CR3: 000000000bc52000 CR4: 0000000000350ef0 [ 38.919307] Call Trace: [ 38.919730] [ 38.920069] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.920801] ? __create_object+0x59/0x80 [ 38.921415] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.922237] __vmalloc_noprof+0x59/0x60 [ 38.922875] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.923594] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.924332] bpf_prog_alloc+0x39/0x200 [ 38.924939] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.925708] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.926418] do_seccomp+0x349/0x25e0 [ 38.927033] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.927770] ? __pfx_do_seccomp+0x10/0x10 [ 38.928385] ? find_held_lock+0x2b/0x80 [ 38.929064] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.929879] ? static_key_count+0x60/0x80 [ 38.930551] prctl_set_seccomp+0x4e/0x70 [ 38.931164] __do_sys_prctl+0xe6c/0x1d70 [ 38.931809] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.932489] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.933295] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.934103] ? irqentry_exit+0xf3/0x650 [ 38.934759] do_syscall_64+0xbf/0x430 [ 38.935334] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.936128] RIP: 0033:0x7f150c1535cd [ 38.936711] 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 [ 38.939349] RSP: 002b:00007ffe17ad59a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.940514] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f150c1535cd [ 38.941573] RDX: 000055cafb4b4e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.942658] RBP: 00007ffe17ad5a00 R08: 0000000000000000 R09: 00007ffe17ad50a0 [ 38.943734] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cb29508b10 [ 38.944797] R13: 00007ffe17ad5e30 R14: 000055cb295092b0 R15: 000055cb2951d6f0 [ 38.945876] [ 38.946227] irq event stamp: 1727 [ 38.946776] hardirqs last enabled at (1737): [] __up_console_sem+0x78/0x80 [ 38.948043] hardirqs last disabled at (1746): [] __up_console_sem+0x5d/0x80 [ 38.949316] softirqs last enabled at (1534): [] handle_softirqs+0x50c/0x770 [ 38.950606] softirqs last disabled at (1523): [] __irq_exit_rcu+0xc4/0x100 [ 38.951866] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.584667] ------------[ cut here ]------------ [ 41.585589] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.587606] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.589106] Modules linked in: [ 41.589964] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.592019] Tainted: [W]=WARN [ 41.592640] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.594110] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.595041] 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 [ 41.598218] RSP: 0018:ffff88801b0c7bc0 EFLAGS: 00010286 [ 41.599200] RAX: 0000000000000000 RBX: ffffed1003618f78 RCX: ffffffff813a4050 [ 41.600521] RDX: ffff88800a88b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.601812] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003618f2f [ 41.603119] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.604413] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b0c7df8 [ 41.605706] FS: 00007fe29cc7c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.607179] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.608250] CR2: 00007ffe24edbef7 CR3: 0000000014693000 CR4: 0000000000350ef0 [ 41.609546] Call Trace: [ 41.610019] [ 41.610429] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.611324] ? __create_object+0x59/0x80 [ 41.612106] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.613072] __vmalloc_noprof+0x59/0x60 [ 41.613833] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.614733] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.615675] bpf_prog_alloc+0x39/0x200 [ 41.616369] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.617289] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.618194] do_seccomp+0x349/0x25e0 [ 41.618933] ? find_held_lock+0x2b/0x80 [ 41.619697] ? do_prlimit+0x310/0x610 [ 41.620397] ? __pfx_do_seccomp+0x10/0x10 [ 41.621170] ? do_raw_spin_unlock+0x53/0x220 [ 41.622000] ? _raw_spin_unlock+0x1e/0x40 [ 41.622790] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.623755] ? static_key_count+0x60/0x80 [ 41.624553] prctl_set_seccomp+0x4e/0x70 [ 41.625303] __do_sys_prctl+0xe6c/0x1d70 [ 41.626083] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.626956] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.627916] ? irqentry_exit+0xf3/0x650 [ 41.628678] do_syscall_64+0xbf/0x430 [ 41.629369] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.630324] RIP: 0033:0x7fe29d16e5cd [ 41.631045] 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 [ 41.634218] RSP: 002b:00007ffe24ed9f90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.635600] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fe29d16e5cd [ 41.636879] RDX: 00005625b6e38e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.638163] RBP: 00007ffe24ed9ff0 R08: 0000000000000000 R09: 00007ffe24ed9690 [ 41.639444] R10: 0000000000000000 R11: 0000000000000246 R12: 00005625ccb12ad0 [ 41.640713] R13: 00007ffe24eda420 R14: 00005625ccb13bc0 R15: 00005625ccb24780 [ 41.641995] [ 41.642427] irq event stamp: 1791 [ 41.643089] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 41.644091] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 41.645052] softirqs last enabled at (1416): [] handle_softirqs+0x50c/0x770 [ 41.646030] softirqs last disabled at (1411): [] __irq_exit_rcu+0xc4/0x100 [ 41.647009] ---[ end trace 0000000000000000 ]--- [ 42.251669] ------------[ cut here ]------------ [ 42.252547] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.254439] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 42.256063] Modules linked in: [ 42.256742] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.258645] Tainted: [W]=WARN [ 42.259189] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.260590] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.261407] 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 [ 42.264466] RSP: 0018:ffff88801817fbc0 EFLAGS: 00010286 [ 42.265394] RAX: 0000000000000000 RBX: ffffed100302ff78 RCX: ffffffff813a4050 [ 42.266488] RDX: ffff88801a4c0000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.267608] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100302ff2f [ 42.268710] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.269797] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801817fdf8 [ 42.270900] FS: 00007fbd54a77900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.272121] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.273039] CR2: 00007ffce0478ef7 CR3: 000000000e35c000 CR4: 0000000000350ef0 [ 42.274136] Call Trace: [ 42.274572] [ 42.274941] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.275709] ? __create_object+0x59/0x80 [ 42.276336] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.277163] __vmalloc_noprof+0x59/0x60 [ 42.277801] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.278553] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.279316] bpf_prog_alloc+0x39/0x200 [ 42.279947] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.280751] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.281481] do_seccomp+0x349/0x25e0 [ 42.282109] ? find_held_lock+0x2b/0x80 [ 42.282775] ? do_prlimit+0x310/0x610 [ 42.283370] ? __pfx_do_seccomp+0x10/0x10 [ 42.284042] ? do_raw_spin_unlock+0x53/0x220 [ 42.284746] ? _raw_spin_unlock+0x1e/0x40 [ 42.285370] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.286194] ? static_key_count+0x60/0x80 [ 42.286885] prctl_set_seccomp+0x4e/0x70 [ 42.287562] __do_sys_prctl+0xe6c/0x1d70 [ 42.288185] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.288923] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.289741] ? irqentry_exit+0xf3/0x650 [ 42.290350] do_syscall_64+0xbf/0x430 [ 42.291004] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.291820] RIP: 0033:0x7fbd54f695cd [ 42.292378] 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 [ 42.295020] RSP: 002b:00007ffce0476a70 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.296145] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fbd54f695cd [ 42.297235] RDX: 00005592b5f08e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.298306] RBP: 00007ffce0476ad0 R08: 0000000000000000 R09: 00007ffce0476170 [ 42.299389] R10: 0000000000000000 R11: 0000000000000246 R12: 00005592ea15bb10 [ 42.300455] R13: 00007ffce0476f00 R14: 00005592ea15c2b0 R15: 00005592ea1706f0 [ 42.301538] [ 42.301891] irq event stamp: 1849 [ 42.302404] hardirqs last enabled at (1859): [] __up_console_sem+0x78/0x80 [ 42.303665] hardirqs last disabled at (1868): [] __up_console_sem+0x5d/0x80 [ 42.304931] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 42.306212] softirqs last disabled at (1823): [] __irq_exit_rcu+0xc4/0x100 [ 42.307495] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47077' (ECDSA) to the list of known hosts. 2025/11/18 13:50:19 fuzzer started 2025/11/18 13:50:20 dialing manager at localhost:34383 2025/11/18 13:50:20 checking machine... 2025/11/18 13:50:20 checking revisions... [ 43.100737] kmemleak: Automatic memory scanning thread ended 2025/11/18 13:50:20 testing simple program... [ 43.175969] cgroup: Unknown subsys name 'net' [ 43.231037] cgroup: Unknown subsys name 'cpuset' [ 43.241921] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 13:50:19 Registers: info registers vcpu 0 RAX=0000000000000005 RBX=ffff888009611bc0 RCX=0000000000000001 RDX=0000000000000005 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffff888009612618 RSP=ffff888009627678 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888009612640 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff8152712e RFL=00000007 [-----PC] 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe24ed4000 CR3=00000000145e9000 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=6720646572637465733a4d41503d706f XMM01=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=dffffc0000000000 RBX=ffff88801721f598 RCX=0000000000000001 RDX=1ffff11002e43eb4 RSI=ffff88801721fa48 RDI=ffff88801721f5a0 RBP=ffff88801721fa48 RSP=ffff88801721f4f0 R8 =ffffffff86aaeb40 R9 =0000000000000001 R10=000000000003c9ed R11=0000000000023c4a R12=0000000000000008 R13=ffff88801721f5e0 R14=ffff88801721fa48 R15=ffff88801721f598 RIP=ffffffff8135e265 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 00007fe29cc7c900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fe29cc4b008 CR3=00000000145e9000 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=652022746f6f72223d74636361207469 XMM02=3d6c616e696d72657420322e322e302e XMM03=3d656d616e74736f682022646873732f XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000