[ 39.240069] ------------[ cut here ]------------ [ 39.240994] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.243015] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/233 [ 39.244457] Modules linked in: [ 39.245094] CPU: 0 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.247311] Tainted: [W]=WARN [ 39.248308] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.249782] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.250657] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 39.253819] RSP: 0018:ffff888015d3fbc0 EFLAGS: 00010286 [ 39.254794] RAX: 0000000000000000 RBX: ffffed1002ba7f78 RCX: ffffffff813a4050 [ 39.256075] RDX: ffff888015fc8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.257369] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ba7f2f [ 39.258648] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.259925] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015d3fdf8 [ 39.261211] FS: 00007f433abcd900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 39.262645] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.263732] CR2: 00007ffd9c8edef7 CR3: 0000000016db9000 CR4: 0000000000350ef0 [ 39.265008] Call Trace: [ 39.265478] [ 39.265934] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.266826] ? __create_object+0x59/0x80 [ 39.267581] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.268564] __vmalloc_noprof+0x59/0x60 [ 39.269315] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.270197] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.271144] bpf_prog_alloc+0x39/0x200 [ 39.271881] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.272824] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.273681] do_seccomp+0x349/0x25e0 [ 39.274399] ? find_held_lock+0x2b/0x80 [ 39.275249] ? do_prlimit+0x310/0x610 [ 39.276003] ? __pfx_do_seccomp+0x10/0x10 [ 39.276782] ? do_raw_spin_unlock+0x53/0x220 [ 39.277603] ? _raw_spin_unlock+0x1e/0x40 [ 39.278398] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.279365] ? static_key_count+0x60/0x80 [ 39.280165] prctl_set_seccomp+0x4e/0x70 [ 39.280948] __do_sys_prctl+0xe6c/0x1d70 [ 39.281682] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.282559] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.283528] ? irqentry_exit+0xf3/0x650 [ 39.284289] do_syscall_64+0xbf/0x430 [ 39.285040] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.285996] RIP: 0033:0x7f433b0bf5cd [ 39.286648] 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 [ 39.289846] RSP: 002b:00007ffd9c8ebac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.291250] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f433b0bf5cd [ 39.292535] RDX: 0000560dcd9a1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.293819] RBP: 00007ffd9c8ebb20 R08: 0000000000000000 R09: 00007ffd9c8eb1c0 [ 39.295130] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560dea6eaad0 [ 39.296426] R13: 00007ffd9c8ebf50 R14: 0000560dea6ebbc0 R15: 0000560dea6fc780 [ 39.297746] [ 39.298169] irq event stamp: 1893 [ 39.298819] hardirqs last enabled at (1903): [] __up_console_sem+0x78/0x80 [ 39.300366] hardirqs last disabled at (1912): [] __up_console_sem+0x5d/0x80 [ 39.301869] softirqs last enabled at (1816): [] handle_softirqs+0x50c/0x770 [ 39.303419] softirqs last disabled at (1811): [] __irq_exit_rcu+0xc4/0x100 [ 39.304941] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.009602] ------------[ cut here ]------------ [ 42.010375] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.012091] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 42.013306] Modules linked in: [ 42.013831] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.015525] Tainted: [W]=WARN [ 42.016030] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.017300] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.018081] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.020801] RSP: 0018:ffff888016cffbc0 EFLAGS: 00010286 [ 42.021614] RAX: 0000000000000000 RBX: ffffed1002d9ff78 RCX: ffffffff813a4050 [ 42.022692] RDX: ffff888016e89bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.023797] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9ff2f [ 42.024895] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.025990] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016cffdf8 [ 42.027094] FS: 00007fec83f9c900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.028333] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.029271] CR2: 00007ffce4e6def7 CR3: 000000000d4d5000 CR4: 0000000000350ef0 [ 42.030370] Call Trace: [ 42.030807] [ 42.031167] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.031932] ? __create_object+0x59/0x80 [ 42.032562] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.033392] __vmalloc_noprof+0x59/0x60 [ 42.034055] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.034804] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.035569] bpf_prog_alloc+0x39/0x200 [ 42.036204] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.036978] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.037773] do_seccomp+0x349/0x25e0 [ 42.038362] ? find_held_lock+0x2b/0x80 [ 42.039084] ? do_prlimit+0x310/0x610 [ 42.039678] ? __pfx_do_seccomp+0x10/0x10 [ 42.040333] ? do_raw_spin_unlock+0x53/0x220 [ 42.041038] ? _raw_spin_unlock+0x1e/0x40 [ 42.041667] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.042499] ? static_key_count+0x60/0x80 [ 42.043201] prctl_set_seccomp+0x4e/0x70 [ 42.043864] __do_sys_prctl+0xe6c/0x1d70 [ 42.044494] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.045221] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.046042] ? irqentry_exit+0xf3/0x650 [ 42.046655] do_syscall_64+0xbf/0x430 [ 42.047283] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.048080] RIP: 0033:0x7fec8448e5cd [ 42.048661] 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 [ 42.051373] RSP: 002b:00007ffce4e6bac0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.052526] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fec8448e5cd [ 42.053610] RDX: 0000563b820a3e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.054730] RBP: 00007ffce4e6bb20 R08: 0000000000000000 R09: 00007ffce4e6b1c0 [ 42.055824] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563b941d5ad0 [ 42.056920] R13: 00007ffce4e6bf50 R14: 0000563b941d6bc0 R15: 0000563b941e7780 [ 42.058028] [ 42.058384] irq event stamp: 1719 [ 42.058930] hardirqs last enabled at (1729): [] __up_console_sem+0x78/0x80 [ 42.060232] hardirqs last disabled at (1738): [] __up_console_sem+0x5d/0x80 [ 42.061518] softirqs last enabled at (1484): [] handle_softirqs+0x50c/0x770 [ 42.062826] softirqs last disabled at (1479): [] __irq_exit_rcu+0xc4/0x100 [ 42.064125] ---[ end trace 0000000000000000 ]--- [ 42.844517] ------------[ cut here ]------------ [ 42.845308] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.847048] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.848284] Modules linked in: [ 42.848816] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.850492] Tainted: [W]=WARN [ 42.850994] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.852253] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.853027] Code: e0 ad 11 00 81 e6 1f 52 ee ff 89 4c 24 40 89 74 24 30 90 48 c7 c7 00 38 f1 84 4c 8d 44 24 40 48 8d 54 24 30 e8 a0 7c 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 [ 42.855731] RSP: 0018:ffff8880185b7bc0 EFLAGS: 00010286 [ 42.856517] RAX: 0000000000000000 RBX: ffffed10030b6f78 RCX: ffffffff813a4050 [ 42.857596] RDX: ffff888016e8b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.858676] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10030b6f2f [ 42.859823] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.860922] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880185b7df8 [ 42.862018] FS: 00007f982a2fc900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.863239] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.864124] CR2: 00007ffef5738ef7 CR3: 000000002050c000 CR4: 0000000000350ef0 [ 42.865201] Call Trace: [ 42.865591] [ 42.865968] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.866677] ? __create_object+0x59/0x80 [ 42.867361] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.868172] __vmalloc_noprof+0x59/0x60 [ 42.868810] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.869497] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.870265] bpf_prog_alloc+0x39/0x200 [ 42.870882] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.871634] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.872388] do_seccomp+0x349/0x25e0 [ 42.872979] ? find_held_lock+0x2b/0x80 [ 42.873574] ? do_prlimit+0x310/0x610 [ 42.874194] ? __pfx_do_seccomp+0x10/0x10 [ 42.874855] ? do_raw_spin_unlock+0x53/0x220 [ 42.875530] ? _raw_spin_unlock+0x1e/0x40 [ 42.876186] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.876989] ? static_key_count+0x60/0x80 [ 42.877620] prctl_set_seccomp+0x4e/0x70 [ 42.878264] __do_sys_prctl+0xe6c/0x1d70 [ 42.878915] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.879600] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.880404] ? irqentry_exit+0xf3/0x650 [ 42.881037] do_syscall_64+0xbf/0x430 [ 42.881618] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.882408] RIP: 0033:0x7f982a7ee5cd [ 42.882997] 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 [ 42.886117] RSP: 002b:00007ffef5737db0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.887464] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f982a7ee5cd [ 42.888680] RDX: 0000565511b0fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.889745] RBP: 00007ffef5737e10 R08: 0000000000000000 R09: 00007ffef57374b0 [ 42.890800] R10: 0000000000000000 R11: 0000000000000246 R12: 000056553466f2b0 [ 42.891882] R13: 00007ffef5738240 R14: 0000565534671d20 R15: 00005655346838d0 [ 42.892948] [ 42.893301] irq event stamp: 1673 [ 42.893828] hardirqs last enabled at (1683): [] __up_console_sem+0x78/0x80 [ 42.895092] hardirqs last disabled at (1692): [] __up_console_sem+0x5d/0x80 [ 42.896360] softirqs last enabled at (1280): [] handle_softirqs+0x50c/0x770 [ 42.897628] softirqs last disabled at (1269): [] __irq_exit_rcu+0xc4/0x100 [ 42.898883] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:2784' (ECDSA) to the list of known hosts. 2025/11/17 14:50:07 fuzzer started 2025/11/17 14:50:07 dialing manager at localhost:37895 2025/11/17 14:50:07 checking machine... 2025/11/17 14:50:07 checking revisions... [ 43.825172] kmemleak: Automatic memory scanning thread ended 2025/11/17 14:50:07 testing simple program... [ 43.909386] cgroup: Unknown subsys name 'net' [ 43.978466] cgroup: Unknown subsys name 'cpuset' [ 43.996002] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 14:50:06 Registers: info registers vcpu 0 RAX=ffff88800dbfa600 RBX=ffff88800c1ea600 RCX=0000000000000000 RDX=0000000000000000 RSI=ffff888008c4bdbf RDI=ffff888008c4bd01 RBP=ffff888008c4bdc0 RSP=ffff888017d67ca0 R8 =0000000000000001 R9 =ffffffff81b2e2bb R10=ffffea000030e580 R11=0000000000000001 R12=0000000000000000 R13=ffff888017d67cd8 R14=ffff88800c397c00 R15=ffff88800c397c00 RIP=ffffffff81b2e298 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 00007fec83f9c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fec84551650 CR3=00000000205f3000 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=000000000000000000000000000000ff XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=ffbc64ffffbc44ffffbc34ffffbc9f00 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff888015fc9bc0 RCX=0000000000000000 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff888015fca618 RSP=ffff888015dff2a0 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888015fca640 R13=0000000000000000 R14=0000000000000000 R15=00000000ffffffff RIP=ffffffff8152765c RFL=00000097 [--S-APC] 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 00007f36a6170900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0b00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f36a58862c0 CR3=000000000b824000 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=ffffffffffffffffffffffffffffffff XMM01=30306234386136303638616663356134 XMM02=38303062343861363036386166633561 XMM03=2f6c616e72756f6a2f676f6c2f6e7572 XMM04=af7c05521859414200000000000ae988 XMM05=a6246b0db2d710e1000000000031f8c0 XMM06=499e11f5747a80de000000000031e660 XMM07=00000000000000000000000000000000 XMM08=415453454d49545f454d49544c414552 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000