[ 38.821047] ------------[ cut here ]------------ [ 38.821972] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.823981] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/232 [ 38.825444] Modules linked in: [ 38.826025] CPU: 0 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 38.828027] Tainted: [W]=WARN [ 38.828627] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.830078] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.830991] 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 [ 38.834147] RSP: 0018:ffff88801633fbc0 EFLAGS: 00010286 [ 38.835120] RAX: 0000000000000000 RBX: ffffed1002c67f78 RCX: ffffffff813a4050 [ 38.836388] RDX: ffff888015d65340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.837732] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c67f2f [ 38.839004] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.840282] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801633fdf8 [ 38.841574] FS: 00007f0379b41900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 38.843011] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.844080] CR2: 00007f037a033580 CR3: 000000000dbab000 CR4: 0000000000350ef0 [ 38.845380] Call Trace: [ 38.845888] [ 38.846299] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.847190] ? __create_object+0x59/0x80 [ 38.847971] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.848964] __vmalloc_noprof+0x59/0x60 [ 38.849728] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.850602] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.851532] bpf_prog_alloc+0x39/0x200 [ 38.852215] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.853161] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.854058] do_seccomp+0x349/0x25e0 [ 38.854776] ? __pfx_css_rstat_updated+0x10/0x10 [ 38.855682] ? __pfx_do_seccomp+0x10/0x10 [ 38.856472] ? find_held_lock+0x2b/0x80 [ 38.857196] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.858156] ? static_key_count+0x60/0x80 [ 38.858950] prctl_set_seccomp+0x4e/0x70 [ 38.859720] __do_sys_prctl+0xe6c/0x1d70 [ 38.860525] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.861338] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.862302] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.863278] ? irqentry_exit+0xf3/0x650 [ 38.864051] do_syscall_64+0xbf/0x430 [ 38.864809] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.865765] RIP: 0033:0x7f037a0335cd [ 38.866465] 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 [ 38.869616] RSP: 002b:00007ffc087edf30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.870971] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f037a0335cd [ 38.872245] RDX: 000055cc31e46e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.873528] RBP: 00007ffc087edf90 R08: 0000000000000000 R09: 00007ffc087ed630 [ 38.874357] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cc56e752b0 [ 38.875183] R13: 00007ffc087ee3c0 R14: 000055cc56e77d20 R15: 000055cc56e898d0 [ 38.876002] [ 38.876275] irq event stamp: 1785 [ 38.876688] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 38.877655] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 38.878542] softirqs last enabled at (1670): [] handle_softirqs+0x50c/0x770 [ 38.879450] softirqs last disabled at (1665): [] __irq_exit_rcu+0xc4/0x100 [ 38.880302] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.658996] ------------[ cut here ]------------ [ 41.659761] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.661538] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 41.662790] Modules linked in: [ 41.663288] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 41.664947] Tainted: [W]=WARN [ 41.665446] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.666677] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.667402] 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 [ 41.670079] RSP: 0018:ffff888016197bc0 EFLAGS: 00010286 [ 41.670900] RAX: 0000000000000000 RBX: ffffed1002c32f78 RCX: ffffffff813a4050 [ 41.671972] RDX: ffff88801ba13780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.673052] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c32f2f [ 41.674131] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.675197] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016197df8 [ 41.676273] FS: 00007f9027c6c900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 41.677485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.678326] CR2: 00007ffc0bb1bef7 CR3: 000000000d5db000 CR4: 0000000000350ef0 [ 41.679396] Call Trace: [ 41.679801] [ 41.680140] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.680891] ? __create_object+0x59/0x80 [ 41.681556] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.682324] __vmalloc_noprof+0x59/0x60 [ 41.682958] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.683686] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.684463] bpf_prog_alloc+0x39/0x200 [ 41.685052] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.685837] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.686598] do_seccomp+0x349/0x25e0 [ 41.687165] ? find_held_lock+0x2b/0x80 [ 41.687810] ? do_prlimit+0x310/0x610 [ 41.688395] ? __pfx_do_seccomp+0x10/0x10 [ 41.689071] ? do_raw_spin_unlock+0x53/0x220 [ 41.689781] ? _raw_spin_unlock+0x1e/0x40 [ 41.690392] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.691191] ? static_key_count+0x60/0x80 [ 41.691857] prctl_set_seccomp+0x4e/0x70 [ 41.692510] __do_sys_prctl+0xe6c/0x1d70 [ 41.693131] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.693854] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.694668] ? irqentry_exit+0xf3/0x650 [ 41.695272] do_syscall_64+0xbf/0x430 [ 41.695901] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.696695] RIP: 0033:0x7f902815e5cd [ 41.697244] 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 [ 41.699870] RSP: 002b:00007ffc0bb19ea0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.701014] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f902815e5cd [ 41.702091] RDX: 000055fa1684ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.703167] RBP: 00007ffc0bb19f00 R08: 0000000000000000 R09: 00007ffc0bb195a0 [ 41.704230] R10: 0000000000000000 R11: 0000000000000246 R12: 000055fa4f363ad0 [ 41.705299] R13: 00007ffc0bb1a330 R14: 000055fa4f364bc0 R15: 000055fa4f375780 [ 41.706389] [ 41.706768] irq event stamp: 1695 [ 41.707272] hardirqs last enabled at (1703): [] __up_console_sem+0x78/0x80 [ 41.708549] hardirqs last disabled at (1712): [] __up_console_sem+0x5d/0x80 [ 41.709814] softirqs last enabled at (1196): [] handle_softirqs+0x50c/0x770 [ 41.711091] softirqs last disabled at (1183): [] __irq_exit_rcu+0xc4/0x100 [ 41.712362] ---[ end trace 0000000000000000 ]--- [ 42.515761] ------------[ cut here ]------------ [ 42.516520] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.518257] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/249 [ 42.519469] Modules linked in: [ 42.519961] CPU: 0 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.521628] Tainted: [W]=WARN [ 42.522090] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.523318] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.524089] 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 [ 42.526756] RSP: 0018:ffff88801bbafbc0 EFLAGS: 00010286 [ 42.527580] RAX: 0000000000000000 RBX: ffffed1003775f78 RCX: ffffffff813a4050 [ 42.528816] RDX: ffff8880163c9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.530087] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003775f2f [ 42.531141] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.532181] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801bbafdf8 [ 42.533252] FS: 00007ff45eea6900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.534435] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.535284] CR2: 00007ff45f398580 CR3: 0000000020a0f000 CR4: 0000000000350ef0 [ 42.536350] Call Trace: [ 42.536771] [ 42.537113] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.538023] ? __create_object+0x59/0x80 [ 42.538673] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.539475] __vmalloc_noprof+0x59/0x60 [ 42.540075] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.540806] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.541584] bpf_prog_alloc+0x39/0x200 [ 42.542158] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.542930] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.543682] do_seccomp+0x349/0x25e0 [ 42.544243] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.544998] ? __pfx_do_seccomp+0x10/0x10 [ 42.545654] ? find_held_lock+0x2b/0x80 [ 42.546250] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.547059] ? static_key_count+0x60/0x80 [ 42.547716] prctl_set_seccomp+0x4e/0x70 [ 42.548324] __do_sys_prctl+0xe6c/0x1d70 [ 42.548983] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.549692] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.550481] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.551243] ? irqentry_exit+0xf3/0x650 [ 42.551880] do_syscall_64+0xbf/0x430 [ 42.552495] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.553271] RIP: 0033:0x7ff45f3985cd [ 42.553855] 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 [ 42.556473] RSP: 002b:00007ffde5f347b0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.557627] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007ff45f3985cd [ 42.558702] RDX: 000055a5fcc0de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.559767] RBP: 00007ffde5f34810 R08: 0000000000000000 R09: 00007ffde5f33eb0 [ 42.560849] R10: 0000000000000000 R11: 0000000000000246 R12: 000055a6342d5240 [ 42.561923] R13: 00007ffde5f34c40 R14: 000055a6342de380 R15: 000055a6342e9540 [ 42.563021] [ 42.563374] irq event stamp: 1959 [ 42.563914] hardirqs last enabled at (1969): [] __up_console_sem+0x78/0x80 [ 42.565211] hardirqs last disabled at (1986): [] __up_console_sem+0x5d/0x80 [ 42.566490] softirqs last enabled at (1984): [] handle_softirqs+0x50c/0x770 [ 42.567781] softirqs last disabled at (1977): [] __irq_exit_rcu+0xc4/0x100 [ 42.569049] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:41803' (ECDSA) to the list of known hosts. 2025/11/17 23:35:22 fuzzer started 2025/11/17 23:35:22 dialing manager at localhost:37895 2025/11/17 23:35:22 checking machine... 2025/11/17 23:35:22 checking revisions... [ 43.473201] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:35:22 testing simple program... [ 43.560477] cgroup: Unknown subsys name 'net' [ 43.618035] cgroup: Unknown subsys name 'cpuset' [ 43.630175] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:35:21 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=ffffffff817d9976 RDX=0000000000000000 RSI=0000000000000008 RDI=ffff88806ce31cd0 RBP=ffffffff85f109a0 RSP=ffff88801ad57740 R8 =0000000000000000 R9 =fffffbfff0cc9eca R10=ffffffff8664f657 R11=0000000000000001 R12=0000000000000246 R13=0000000000000000 R14=ffff88800e7db240 R15=ffff88800944c3c0 RIP=ffffffff815bcfa0 RFL=00000016 [----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 00007f9027c6c900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0600000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f9027c3b008 CR3=0000000020862000 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 info registers vcpu 1 RAX=0000000000024259 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 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 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe2800000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f8f353b4000 CR3=000000000ce91000 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=a152e8ff8e9528ab9c4890805d8f466d XMM02=0000000000302068eff9b2d0a8fce9cb XMM03=00000000003021382c67c8bc2e329bc3 XMM04=7af4292c9d9c417400000000000ae988 XMM05=d96330e2d2db8632000000000031e4c0 XMM06=474038aa6c007e1f000000000031e348 XMM07=e042d86d42eb936e000000000030de00 XMM08=6df66a93f0d27cf70000000000302138 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000