[ 46.001771] ------------[ cut here ]------------ [ 46.002671] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.004648] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/230 [ 46.006069] Modules linked in: [ 46.006695] CPU: 1 UID: 104 PID: 230 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.008648] Tainted: [W]=WARN [ 46.009195] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.010870] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.011854] 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 [ 46.014963] RSP: 0018:ffff888019ad7bc0 EFLAGS: 00010286 [ 46.015942] RAX: 0000000000000000 RBX: ffffed100335af78 RCX: ffffffff813a4050 [ 46.017202] RDX: ffff888018a99bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.018542] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100335af2f [ 46.019822] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.021069] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019ad7df8 [ 46.022324] FS: 00007f9937b22900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.023743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.024778] CR2: 00007f9938014580 CR3: 000000000c543000 CR4: 0000000000350ef0 [ 46.026043] Call Trace: [ 46.026494] [ 46.026935] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.027830] ? __create_object+0x59/0x80 [ 46.028599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.029497] __vmalloc_noprof+0x59/0x60 [ 46.030252] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.031111] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.032043] bpf_prog_alloc+0x39/0x200 [ 46.032774] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.033693] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.034578] do_seccomp+0x349/0x25e0 [ 46.035238] ? __pfx_css_rstat_updated+0x10/0x10 [ 46.036126] ? __pfx_do_seccomp+0x10/0x10 [ 46.036898] ? find_held_lock+0x2b/0x80 [ 46.037649] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.038588] ? static_key_count+0x60/0x80 [ 46.039333] prctl_set_seccomp+0x4e/0x70 [ 46.040096] __do_sys_prctl+0xe6c/0x1d70 [ 46.040868] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.041707] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.042665] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.043624] ? irqentry_exit+0xf3/0x650 [ 46.044335] do_syscall_64+0xbf/0x430 [ 46.045053] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.045984] RIP: 0033:0x7f99380145cd [ 46.046683] 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 [ 46.049828] RSP: 002b:00007ffcfd26a4a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.051196] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f99380145cd [ 46.052533] RDX: 000055faa2b07e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.053600] RBP: 00007ffcfd26a500 R08: 0000000000000000 R09: 00007ffcfd269ba0 [ 46.054656] R10: 0000000000000000 R11: 0000000000000246 R12: 000055faa6b6e2b0 [ 46.055740] R13: 00007ffcfd26a930 R14: 000055faa6b70d20 R15: 000055faa6b828d0 [ 46.056823] [ 46.057173] irq event stamp: 1853 [ 46.057714] hardirqs last enabled at (1863): [] __up_console_sem+0x78/0x80 [ 46.058999] hardirqs last disabled at (1872): [] __up_console_sem+0x5d/0x80 [ 46.060315] softirqs last enabled at (1408): [] handle_softirqs+0x50c/0x770 [ 46.061583] softirqs last disabled at (1387): [] __irq_exit_rcu+0xc4/0x100 [ 46.062834] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.695134] ------------[ cut here ]------------ [ 48.696104] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.698111] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/239 [ 48.699806] Modules linked in: [ 48.700422] CPU: 1 UID: 104 PID: 239 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.702706] Tainted: [W]=WARN [ 48.703282] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.704779] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.705704] 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 [ 48.708923] RSP: 0018:ffff888013ed7bc0 EFLAGS: 00010286 [ 48.709907] RAX: 0000000000000000 RBX: ffffed10027daf78 RCX: ffffffff813a4050 [ 48.711200] RDX: ffff88800f5f3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.712540] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027daf2f [ 48.713827] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.715116] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013ed7df8 [ 48.716620] FS: 00007fa1c3adf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.718128] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.719190] CR2: 00007ffeb42baef8 CR3: 000000000e386000 CR4: 0000000000350ef0 [ 48.720492] Call Trace: [ 48.720997] [ 48.721410] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.722311] ? __create_object+0x59/0x80 [ 48.723118] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.724116] __vmalloc_noprof+0x59/0x60 [ 48.724890] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.725770] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.726721] bpf_prog_alloc+0x39/0x200 [ 48.727427] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.728380] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.729294] do_seccomp+0x349/0x25e0 [ 48.730023] ? find_held_lock+0x2b/0x80 [ 48.730794] ? do_prlimit+0x310/0x610 [ 48.731574] ? __pfx_do_seccomp+0x10/0x10 [ 48.732332] ? do_raw_spin_unlock+0x53/0x220 [ 48.733177] ? _raw_spin_unlock+0x1e/0x40 [ 48.733987] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.734966] ? static_key_count+0x60/0x80 [ 48.735788] prctl_set_seccomp+0x4e/0x70 [ 48.736600] __do_sys_prctl+0xe6c/0x1d70 [ 48.737346] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.738216] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.739190] ? irqentry_exit+0xf3/0x650 [ 48.739969] do_syscall_64+0xbf/0x430 [ 48.740709] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.741684] RIP: 0033:0x7fa1c3fd15cd [ 48.742353] 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 [ 48.745545] RSP: 002b:00007ffeb42b9650 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.746948] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1c3fd15cd [ 48.748276] RDX: 000055f94b567e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.749576] RBP: 00007ffeb42b96b0 R08: 0000000000000000 R09: 00007ffeb42b8d50 [ 48.750854] R10: 0000000000000000 R11: 0000000000000246 R12: 000055f989c0cad0 [ 48.752155] R13: 00007ffeb42b9ae0 R14: 000055f989c0dbc0 R15: 000055f989c1e780 [ 48.753479] [ 48.753954] irq event stamp: 1933 [ 48.754624] hardirqs last enabled at (1943): [] __up_console_sem+0x78/0x80 [ 48.756179] hardirqs last disabled at (1952): [] __up_console_sem+0x5d/0x80 [ 48.757319] softirqs last enabled at (1870): [] handle_softirqs+0x50c/0x770 [ 48.758325] softirqs last disabled at (1861): [] __irq_exit_rcu+0xc4/0x100 [ 48.759319] ---[ end trace 0000000000000000 ]--- [ 49.390037] ------------[ cut here ]------------ [ 49.390932] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.392890] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/246 [ 49.394309] Modules linked in: [ 49.394933] CPU: 0 UID: 104 PID: 246 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.396876] Tainted: [W]=WARN [ 49.397412] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.399088] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.400060] 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 [ 49.403143] RSP: 0018:ffff88800ce07bc0 EFLAGS: 00010286 [ 49.404104] RAX: 0000000000000000 RBX: ffffed10019c0f78 RCX: ffffffff813a4050 [ 49.405337] RDX: ffff888015f2b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.406568] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10019c0f2f [ 49.407826] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.409061] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800ce07df8 [ 49.410292] FS: 00007fcb0f2d2900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.411711] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.412737] CR2: 00007fcb0f7c4580 CR3: 000000000d68f000 CR4: 0000000000350ef0 [ 49.413963] Call Trace: [ 49.414409] [ 49.414847] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.415726] ? __create_object+0x59/0x80 [ 49.416442] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.417390] __vmalloc_noprof+0x59/0x60 [ 49.418129] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.418984] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.419909] bpf_prog_alloc+0x39/0x200 [ 49.420624] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.421490] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.422373] do_seccomp+0x349/0x25e0 [ 49.423081] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.423976] ? __pfx_do_seccomp+0x10/0x10 [ 49.424754] ? find_held_lock+0x2b/0x80 [ 49.425445] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.426381] ? static_key_count+0x60/0x80 [ 49.427163] prctl_set_seccomp+0x4e/0x70 [ 49.427924] __do_sys_prctl+0xe6c/0x1d70 [ 49.428697] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.429482] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.430441] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.431397] ? irqentry_exit+0xf3/0x650 [ 49.432151] do_syscall_64+0xbf/0x430 [ 49.432878] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.433822] RIP: 0033:0x7fcb0f7c45cd [ 49.434479] 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 [ 49.437623] RSP: 002b:00007ffd07838c80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.438934] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fcb0f7c45cd [ 49.440223] RDX: 0000557ad34d8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.441470] RBP: 00007ffd07838ce0 R08: 0000000000000000 R09: 00007ffd07838380 [ 49.442732] R10: 0000000000000000 R11: 0000000000000246 R12: 0000557ad6734ad0 [ 49.443992] R13: 00007ffd07839110 R14: 0000557ad6735bc0 R15: 0000557ad6746780 [ 49.445260] [ 49.445726] irq event stamp: 1799 [ 49.446324] hardirqs last enabled at (1807): [] __up_console_sem+0x78/0x80 [ 49.447813] hardirqs last disabled at (1816): [] __up_console_sem+0x5d/0x80 [ 49.448853] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 49.449865] softirqs last disabled at (1761): [] __irq_exit_rcu+0xc4/0x100 [ 49.450870] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:26372' (ECDSA) to the list of known hosts. 2025/11/18 17:31:12 fuzzer started 2025/11/18 17:31:13 dialing manager at localhost:34383 2025/11/18 17:31:13 checking machine... 2025/11/18 17:31:13 checking revisions... [ 50.338381] kmemleak: Automatic memory scanning thread ended 2025/11/18 17:31:13 testing simple program... [ 50.421581] cgroup: Unknown subsys name 'net' [ 50.480430] cgroup: Unknown subsys name 'cpuset' [ 50.494754] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 17:31:12 Registers: info registers vcpu 0 RAX=0000000000048411 RBX=0000000000000000 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffffffff85c07e00 R8 =0000000000000001 R9 =ffffed100d9c639a R10=ffff88806ce31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffffffff0b80fc7 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] CPL=0 II=0 A20=1 SMM=0 HLT=1 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 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f919032b008 CR3=000000000d820000 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=9a4f46e0cf7ca291ad4557b90cc98ca0 XMM02=0000000000303148ec2efd57dc4c00df XMM03=000000000031011894cf8a39a185028d XMM04=63a9ea704e32d82200000000000ae988 XMM05=1272e637fa3216ff000000000031f9d8 XMM06=8fede82a5ad58cbe000000000031f060 XMM07=e042d86d42eb936e00000000003103f0 XMM08=94cf8a39a185028d00000000003031a8 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=1ffffffff0d55ed8 RBX=0000000000000002 RCX=ffffffff86aaf6be RDX=0000000000000000 RSI=dffffc0000000000 RDI=ffff88806cf08ab8 RBP=ffff88806cf08aa8 RSP=ffff88806cf089e0 R8 =ffffffff86aaf6c2 R9 =ffff88806cf08a90 R10=000000000003c9ed R11=0000000000023e35 R12=ffff88806cf08ab0 R13=ffff88806cf08a98 R14=ffff88806cf08e68 R15=ffff88806cf08a50 RIP=ffffffff8135f084 RFL=00000216 [----AP-] 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 00007fa1c3adf900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fa1c3a7c008 CR3=0000000009c82000 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