[ 46.525219] ------------[ cut here ]------------ [ 46.526162] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.528378] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 46.529969] Modules linked in: [ 46.530643] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.532797] Tainted: [W]=WARN [ 46.533480] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.535104] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.536098] 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 [ 46.539555] RSP: 0018:ffff888013f27bc0 EFLAGS: 00010286 [ 46.540622] RAX: 0000000000000000 RBX: ffffed10027e4f78 RCX: ffffffff813a4050 [ 46.542030] RDX: ffff888013fd8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.543430] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10027e4f2f [ 46.544839] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.546249] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888013f27df8 [ 46.547630] FS: 00007f16932fb900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.549200] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.550361] CR2: 00007fff61976ef7 CR3: 0000000009ea0000 CR4: 0000000000350ef0 [ 46.551756] Call Trace: [ 46.552320] [ 46.552767] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.553757] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.554771] __vmalloc_noprof+0x59/0x60 [ 46.555616] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.556568] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.557602] bpf_prog_alloc+0x39/0x200 [ 46.558413] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.559433] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.560409] do_seccomp+0x349/0x25e0 [ 46.561144] ? find_held_lock+0x2b/0x80 [ 46.561993] ? do_prlimit+0x310/0x610 [ 46.562815] ? __pfx_do_seccomp+0x10/0x10 [ 46.563679] ? do_raw_spin_unlock+0x53/0x220 [ 46.564591] ? _raw_spin_unlock+0x1e/0x40 [ 46.565454] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.566498] ? static_key_count+0x60/0x80 [ 46.567380] prctl_set_seccomp+0x4e/0x70 [ 46.568221] __do_sys_prctl+0xe6c/0x1d70 [ 46.569023] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.569997] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.571029] ? irqentry_exit+0xf3/0x650 [ 46.571865] do_syscall_64+0xbf/0x430 [ 46.572672] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.573730] RIP: 0033:0x7f16937ed5cd [ 46.574491] 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 [ 46.577912] RSP: 002b:00007fff61974fc0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.579386] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f16937ed5cd [ 46.580783] RDX: 0000561103c1be00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.582203] RBP: 00007fff61975020 R08: 0000000000000000 R09: 00007fff619746c0 [ 46.583590] R10: 0000000000000000 R11: 0000000000000246 R12: 000056113caccad0 [ 46.584981] R13: 00007fff61975450 R14: 000056113cacdbc0 R15: 000056113cade780 [ 46.586437] [ 46.586893] irq event stamp: 1729 [ 46.587596] hardirqs last enabled at (1739): [] __up_console_sem+0x78/0x80 [ 46.589246] hardirqs last disabled at (1748): [] __up_console_sem+0x5d/0x80 [ 46.590935] softirqs last enabled at (1766): [] handle_softirqs+0x50c/0x770 [ 46.592594] softirqs last disabled at (1757): [] __irq_exit_rcu+0xc4/0x100 [ 46.594196] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 49.943400] ------------[ cut here ]------------ [ 49.944329] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.946374] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/240 [ 49.947822] Modules linked in: [ 49.948513] CPU: 0 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 49.950525] Tainted: [W]=WARN [ 49.951080] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.952562] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.953492] 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 [ 49.956643] RSP: 0018:ffff8880169cfbc0 EFLAGS: 00010286 [ 49.957632] RAX: 0000000000000000 RBX: ffffed1002d39f78 RCX: ffffffff813a4050 [ 49.958902] RDX: ffff888015419bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.960196] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d39f2f [ 49.961491] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.962782] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880169cfdf8 [ 49.964057] FS: 00007f45871c6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.965487] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.966534] CR2: 00007f45876b8580 CR3: 000000001ec4e000 CR4: 0000000000350ef0 [ 49.967811] Call Trace: [ 49.968301] [ 49.968705] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.969608] ? __create_object+0x59/0x80 [ 49.970387] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.971348] __vmalloc_noprof+0x59/0x60 [ 49.972056] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.972924] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.973859] bpf_prog_alloc+0x39/0x200 [ 49.974601] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.975523] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.976419] do_seccomp+0x349/0x25e0 [ 49.977087] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.977990] ? __pfx_do_seccomp+0x10/0x10 [ 49.978773] ? find_held_lock+0x2b/0x80 [ 49.979525] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.980481] ? static_key_count+0x60/0x80 [ 49.981273] prctl_set_seccomp+0x4e/0x70 [ 49.982016] __do_sys_prctl+0xe6c/0x1d70 [ 49.982801] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.983667] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.984618] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.985599] ? irqentry_exit+0xf3/0x650 [ 49.986350] do_syscall_64+0xbf/0x430 [ 49.987034] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.987987] RIP: 0033:0x7f45876b85cd [ 49.988691] 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 [ 49.991833] RSP: 002b:00007fff9ad60500 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.993195] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f45876b85cd [ 49.994482] RDX: 000055fe70b2ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.995744] RBP: 00007fff9ad60560 R08: 0000000000000000 R09: 00007fff9ad5fc00 [ 49.997010] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fe82e29ad0 [ 49.998281] R13: 00007fff9ad60990 R14: 000055fe82e2abc0 R15: 000055fe82e3b780 [ 49.999590] [ 50.000014] irq event stamp: 1741 [ 50.000664] hardirqs last enabled at (1751): [] __up_console_sem+0x78/0x80 [ 50.002194] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 50.003699] softirqs last enabled at (1644): [] handle_softirqs+0x50c/0x770 [ 50.005210] softirqs last disabled at (1639): [] __irq_exit_rcu+0xc4/0x100 [ 50.006580] ---[ end trace 0000000000000000 ]--- [ 50.752426] ------------[ cut here ]------------ [ 50.753381] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.755406] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/247 [ 50.756866] Modules linked in: [ 50.758904] CPU: 1 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.760974] Tainted: [W]=WARN [ 50.761601] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.763079] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.763989] 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 [ 50.767213] RSP: 0018:ffff888017fb7bc0 EFLAGS: 00010286 [ 50.768131] RAX: 0000000000000000 RBX: ffffed1002ff6f78 RCX: ffffffff813a4050 [ 50.769421] RDX: ffff88800e005340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.770714] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ff6f2f [ 50.772007] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.773305] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017fb7df8 [ 50.774624] FS: 00007fc84a76f900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.776079] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.777139] CR2: 00007ffff077aef7 CR3: 000000000dedd000 CR4: 0000000000350ef0 [ 50.778508] Call Trace: [ 50.778983] [ 50.779442] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.780342] ? __create_object+0x59/0x80 [ 50.781078] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.782077] __vmalloc_noprof+0x59/0x60 [ 50.782854] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.783731] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.784667] bpf_prog_alloc+0x39/0x200 [ 50.785418] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.786338] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.787239] do_seccomp+0x349/0x25e0 [ 50.787932] ? find_held_lock+0x2b/0x80 [ 50.788684] ? do_prlimit+0x310/0x610 [ 50.789445] ? __pfx_do_seccomp+0x10/0x10 [ 50.790245] ? do_raw_spin_unlock+0x53/0x220 [ 50.791028] ? _raw_spin_unlock+0x1e/0x40 [ 50.791814] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.792762] ? static_key_count+0x60/0x80 [ 50.793586] prctl_set_seccomp+0x4e/0x70 [ 50.794370] __do_sys_prctl+0xe6c/0x1d70 [ 50.795106] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.795978] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.796938] ? irqentry_exit+0xf3/0x650 [ 50.797714] do_syscall_64+0xbf/0x430 [ 50.798457] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.799426] RIP: 0033:0x7fc84ac615cd [ 50.800080] 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 [ 50.803219] RSP: 002b:00007ffff07794c0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.804586] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fc84ac615cd [ 50.805868] RDX: 0000556934e9fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.807123] RBP: 00007ffff0779520 R08: 0000000000000000 R09: 00007ffff0778bc0 [ 50.808400] R10: 0000000000000000 R11: 0000000000000246 R12: 000055695c4c4bf0 [ 50.809677] R13: 00007ffff0779950 R14: 000055695c4ce380 R15: 000055695c4d9460 [ 50.810963] [ 50.811417] irq event stamp: 2071 [ 50.812035] hardirqs last enabled at (2079): [] __up_console_sem+0x78/0x80 [ 50.813553] hardirqs last disabled at (2088): [] __up_console_sem+0x5d/0x80 [ 50.815067] softirqs last enabled at (1868): [] handle_softirqs+0x50c/0x770 [ 50.816597] softirqs last disabled at (1863): [] __irq_exit_rcu+0xc4/0x100 [ 50.818061] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:47737' (ECDSA) to the list of known hosts. 2025/11/18 02:34:16 fuzzer started 2025/11/18 02:34:16 dialing manager at localhost:37895 2025/11/18 02:34:16 checking machine... 2025/11/18 02:34:16 checking revisions... [ 51.708237] kmemleak: Automatic memory scanning thread ended 2025/11/18 02:34:17 testing simple program... [ 51.806218] cgroup: Unknown subsys name 'net' [ 51.879450] cgroup: Unknown subsys name 'cpuset' [ 51.899620] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 02:34:16 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000001 RCX=ffffffff815c4906 RDX=ffffffff85c11280 RSI=0000000000000008 RDI=ffff888017c51fc1 RBP=ffff888017c51bc0 RSP=ffff88806ce084a0 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=00000000fffc2f99 R13=0000000000000000 R14=ffffffff86650094 R15=dffffc0000000000 RIP=ffffffff815d9d4a RFL=00000046 [---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 00007fef990bb700 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f458777e0b0 CR3=000000000e28d000 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=6d6f72662064657463656e6e6f637369 XMM02=2e303120746f6f722072657375206d6f XMM03=3a5d3933325b646873732035313a3433 XMM04=6456774875434142334f726f59427469 XMM05=485320415352203a3268737320343338 XMM06=206d6f726620746f6f7220726f662079 XMM07=00000000000000000000000000000000 XMM08=3a677562656420676f6c737973720000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=ffffffff87ce3608 RBX=ffff88800e001bc0 RCX=0000000000000200 RDX=0000000000000008 RSI=ffff88800e002640 RDI=ffff88800e002640 RBP=ffff88800e002618 RSP=ffff88806cf088c8 R8 =0000000000000001 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=ffff88800e002640 R13=b503ba001073dead R14=0000000000000000 R15=0000000000000001 RIP=ffffffff81527583 RFL=00000082 [--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 00007f45871c6900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f458777d618 CR3=000000001ffd5000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000