[ 39.027249] ------------[ cut here ]------------ [ 39.028291] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.030596] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 39.032259] Modules linked in: [ 39.032998] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 39.035559] Tainted: [W]=WARN [ 39.036196] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.037961] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.038999] 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 [ 39.042641] RSP: 0018:ffff88801970fbc0 EFLAGS: 00010286 [ 39.043752] RAX: 0000000000000000 RBX: ffffed10032e1f78 RCX: ffffffff813a4050 [ 39.045231] RDX: ffff8880168b9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.046701] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032e1f2f [ 39.048160] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.049634] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801970fdf8 [ 39.051102] FS: 00007f2482f4e900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.052743] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.053809] CR2: 00007f24834b44a6 CR3: 000000000d8e3000 CR4: 0000000000350ef0 [ 39.055082] Call Trace: [ 39.055560] [ 39.055959] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.056861] ? __create_object+0x59/0x80 [ 39.057641] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.058593] __vmalloc_noprof+0x59/0x60 [ 39.059290] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.060161] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.061106] bpf_prog_alloc+0x39/0x200 [ 39.061842] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.062767] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.063659] do_seccomp+0x349/0x25e0 [ 39.064315] ? find_held_lock+0x2b/0x80 [ 39.065114] ? do_prlimit+0x310/0x610 [ 39.065890] ? __pfx_do_seccomp+0x10/0x10 [ 39.066693] ? do_raw_spin_unlock+0x53/0x220 [ 39.067520] ? _raw_spin_unlock+0x1e/0x40 [ 39.068236] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.069222] ? static_key_count+0x60/0x80 [ 39.070024] prctl_set_seccomp+0x4e/0x70 [ 39.070788] __do_sys_prctl+0xe6c/0x1d70 [ 39.071551] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.072347] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.073320] ? irqentry_exit+0xf3/0x650 [ 39.074070] do_syscall_64+0xbf/0x430 [ 39.074797] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.075727] RIP: 0033:0x7f24834405cd [ 39.076372] 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 [ 39.079492] RSP: 002b:00007fffc96eb1a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.080874] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f24834405cd [ 39.082151] RDX: 000055e422581e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.083410] RBP: 00007fffc96eb200 R08: 0000000000000000 R09: 00007fffc96ea8a0 [ 39.084698] R10: 0000000000000000 R11: 0000000000000246 R12: 000055e45e280ad0 [ 39.085494] R13: 00007fffc96eb630 R14: 000055e45e281bc0 R15: 000055e45e292780 [ 39.086247] [ 39.086529] irq event stamp: 1827 [ 39.086895] hardirqs last enabled at (1835): [] __up_console_sem+0x78/0x80 [ 39.087809] hardirqs last disabled at (1844): [] __up_console_sem+0x5d/0x80 [ 39.088747] softirqs last enabled at (1366): [] handle_softirqs+0x50c/0x770 [ 39.089574] softirqs last disabled at (1345): [] __irq_exit_rcu+0xc4/0x100 [ 39.090351] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.973359] ------------[ cut here ]------------ [ 41.974137] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.975790] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 41.977013] Modules linked in: [ 41.977541] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.979152] Tainted: [W]=WARN [ 41.979638] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.980870] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.981611] 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 [ 41.984213] RSP: 0018:ffff8880195afbc0 EFLAGS: 00010286 [ 41.985041] RAX: 0000000000000000 RBX: ffffed10032b5f78 RCX: ffffffff813a4050 [ 41.986092] RDX: ffff88800f031bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.987141] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10032b5f2f [ 41.988202] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.989286] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880195afdf8 [ 41.990360] FS: 00007f0fa19c0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.991538] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.992370] CR2: 00007f0fa1f264a6 CR3: 0000000009eef000 CR4: 0000000000350ef0 [ 41.993467] Call Trace: [ 41.993851] [ 41.994186] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.994910] ? __create_object+0x59/0x80 [ 41.995546] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.996299] __vmalloc_noprof+0x59/0x60 [ 41.996949] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.997664] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.998390] bpf_prog_alloc+0x39/0x200 [ 41.998993] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.999753] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.000482] do_seccomp+0x349/0x25e0 [ 42.001069] ? find_held_lock+0x2b/0x80 [ 42.001685] ? do_prlimit+0x310/0x610 [ 42.002258] ? __pfx_do_seccomp+0x10/0x10 [ 42.002902] ? do_raw_spin_unlock+0x53/0x220 [ 42.003588] ? _raw_spin_unlock+0x1e/0x40 [ 42.004192] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.005029] ? static_key_count+0x60/0x80 [ 42.005701] prctl_set_seccomp+0x4e/0x70 [ 42.006298] __do_sys_prctl+0xe6c/0x1d70 [ 42.006942] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.007658] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.008422] ? irqentry_exit+0xf3/0x650 [ 42.009073] do_syscall_64+0xbf/0x430 [ 42.009683] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.010428] RIP: 0033:0x7f0fa1eb25cd [ 42.010998] 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 [ 42.013662] RSP: 002b:00007ffdca735fa0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.014784] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0fa1eb25cd [ 42.015844] RDX: 00005556edccfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.016939] RBP: 00007ffdca736000 R08: 0000000000000000 R09: 00007ffdca7356a0 [ 42.018022] R10: 0000000000000000 R11: 0000000000000246 R12: 000055570b1252b0 [ 42.019081] R13: 00007ffdca736430 R14: 000055570b127d20 R15: 000055570b1398d0 [ 42.020166] [ 42.020560] irq event stamp: 1685 [ 42.021073] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 42.022340] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 42.023598] softirqs last enabled at (1176): [] handle_softirqs+0x50c/0x770 [ 42.024906] softirqs last disabled at (1167): [] __irq_exit_rcu+0xc4/0x100 [ 42.026181] ---[ end trace 0000000000000000 ]--- [ 42.830701] ------------[ cut here ]------------ [ 42.831609] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.833687] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 42.835331] Modules linked in: [ 42.836020] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.838025] Tainted: [W]=WARN [ 42.838617] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.840057] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.841009] 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 [ 42.844152] RSP: 0018:ffff88801758fbc0 EFLAGS: 00010286 [ 42.845144] RAX: 0000000000000000 RBX: ffffed1002eb1f78 RCX: ffffffff813a4050 [ 42.846408] RDX: ffff88801a25d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.847677] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002eb1f2f [ 42.848981] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.850258] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801758fdf8 [ 42.851541] FS: 00007fef11698900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.853005] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.854048] CR2: 00007fffb4bdcef7 CR3: 000000000d8d3000 CR4: 0000000000350ef0 [ 42.855327] Call Trace: [ 42.855823] [ 42.856225] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.857138] ? __create_object+0x59/0x80 [ 42.857908] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.858880] __vmalloc_noprof+0x59/0x60 [ 42.859630] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.860438] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.861377] bpf_prog_alloc+0x39/0x200 [ 42.862110] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.863029] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.863932] do_seccomp+0x349/0x25e0 [ 42.864698] ? find_held_lock+0x2b/0x80 [ 42.865422] ? do_prlimit+0x310/0x610 [ 42.866165] ? __pfx_do_seccomp+0x10/0x10 [ 42.866948] ? do_raw_spin_unlock+0x53/0x220 [ 42.867775] ? _raw_spin_unlock+0x1e/0x40 [ 42.868561] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.869542] ? static_key_count+0x60/0x80 [ 42.870295] prctl_set_seccomp+0x4e/0x70 [ 42.871071] __do_sys_prctl+0xe6c/0x1d70 [ 42.871846] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.872733] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.873703] ? irqentry_exit+0xf3/0x650 [ 42.874423] do_syscall_64+0xbf/0x430 [ 42.875162] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.876118] RIP: 0033:0x7fef11b8a5cd [ 42.876853] 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 [ 42.880007] RSP: 002b:00007fffb4bdaa90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.881394] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fef11b8a5cd [ 42.882666] RDX: 0000556282007e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.883943] RBP: 00007fffb4bdaaf0 R08: 0000000000000000 R09: 00007fffb4bda190 [ 42.885206] R10: 0000000000000000 R11: 0000000000000246 R12: 00005562b0a482b0 [ 42.886280] R13: 00007fffb4bdaf20 R14: 00005562b0a4ad20 R15: 00005562b0a5c8d0 [ 42.887360] [ 42.887741] irq event stamp: 1797 [ 42.888255] hardirqs last enabled at (1805): [] __up_console_sem+0x78/0x80 [ 42.889564] hardirqs last disabled at (1814): [] __up_console_sem+0x5d/0x80 [ 42.890833] softirqs last enabled at (1554): [] handle_softirqs+0x50c/0x770 [ 42.892125] softirqs last disabled at (1549): [] __irq_exit_rcu+0xc4/0x100 [ 42.893424] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:33589' (ECDSA) to the list of known hosts. 2025/11/19 06:02:14 fuzzer started 2025/11/19 06:02:14 dialing manager at localhost:34383 2025/11/19 06:02:14 checking machine... 2025/11/19 06:02:14 checking revisions... [ 43.797369] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:02:14 testing simple program... [ 43.879764] cgroup: Unknown subsys name 'net' [ 43.934640] cgroup: Unknown subsys name 'cpuset' [ 43.948795] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 06:02:13 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000002 RCX=ffffffff86ab8484 RDX=0000000000000001 RSI=0000000000000000 RDI=0000000000000001 RBP=ffff88806ce08ac8 RSP=ffff88806ce08a00 R8 =ffffffff86ab8488 R9 =ffff88806ce08ab0 R10=000000000003c9ed R11=00000000000255cb R12=ffff88806ce08ad0 R13=ffff88806ce08ab8 R14=ffff88806ce08dd0 R15=ffff88806ce08a70 RIP=ffffffff8135f0bf 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 0000000000000000 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe3d00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055570b14c818 CR3=000000000d82c000 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=756f6a2f646d65747379732f6e75722f XMM01=00676f6c7379732f6c616e72756f6a2f XMM02=756f6a2f646d65747379732f6e75722f XMM03=006c616e72756f6a2f646d6574737973 XMM04=095dc07e5440d99f00000000000ae988 XMM05=1319e678c5640f8a0000000000320630 XMM06=280a1d610a8a97f10000000000320598 XMM07=58f17c1affdc82d60000000000310018 XMM08=4f5453444600273d67736d000d0a0920 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000000 RBX=ffff88801bdf89d0 RCX=ffff8880177b7cfc RDX=0000000000000001 RSI=ffffffff85e1ffe0 RDI=ffff8880196b0a80 RBP=ffff88801bdf89c0 RSP=ffff8880177b7d28 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000001 R13=ffff8880196b0000 R14=0000000000000000 R15=0000000000000001 RIP=ffffffff815d2b26 RFL=00000282 [--S----] 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 00007fc5075bf900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=000055f6034e7798 CR3=00000000209e8000 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=ff0000000000ffff0000000000ff0000 XMM02=ff000000000000ff0000000000ff0000 XMM03=5f65676e61686378655f78656b203a72 XMM04=000000300000002800007fc507abeb6b XMM05=00007ffe860361f000007ffe860362b0 XMM06=000055f6034de21055406079d2af4200 XMM07=00000000000000000000000000000000 XMM08=000a0d732a2e25006c61746166003367 XMM09=00000000000000000000000000000000 XMM10=f1ae70f3b593b355508c0132662801da XMM11=f6b565626617696be7722f5ac2ba5a70 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000