[ 38.855780] ------------[ cut here ]------------ [ 38.856208] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 38.857183] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 38.857838] Modules linked in: [ 38.858135] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 38.859048] Tainted: [W]=WARN [ 38.859301] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 38.859962] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 38.860385] 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 [ 38.861849] RSP: 0018:ffff88801c3f7bc0 EFLAGS: 00010286 [ 38.862300] RAX: 0000000000000000 RBX: ffffed100387ef78 RCX: ffffffff813a4050 [ 38.862878] RDX: ffff8880159f1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 38.863463] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100387ef2f [ 38.864061] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 38.864627] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c3f7df8 [ 38.865213] FS: 00007efdd41db900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 38.865853] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 38.866335] CR2: 00007ffe661efef8 CR3: 000000000a044000 CR4: 0000000000350ef0 [ 38.866903] Call Trace: [ 38.867147] [ 38.867336] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 38.867732] ? __create_object+0x59/0x80 [ 38.868097] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 38.868525] __vmalloc_noprof+0x59/0x60 [ 38.868849] bpf_prog_alloc_no_stats+0x55/0x470 [ 38.869252] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.869656] bpf_prog_alloc+0x39/0x200 [ 38.869968] ? __pfx_seccomp_check_filter+0x10/0x10 [ 38.870393] bpf_prog_create_from_user+0xb2/0x2f0 [ 38.870786] do_seccomp+0x349/0x25e0 [ 38.871117] ? find_held_lock+0x2b/0x80 [ 38.871446] ? do_prlimit+0x310/0x610 [ 38.871775] ? __pfx_do_seccomp+0x10/0x10 [ 38.872139] ? do_raw_spin_unlock+0x53/0x220 [ 38.872498] ? _raw_spin_unlock+0x1e/0x40 [ 38.872835] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 38.873277] ? static_key_count+0x60/0x80 [ 38.873626] prctl_set_seccomp+0x4e/0x70 [ 38.873956] __do_sys_prctl+0xe6c/0x1d70 [ 38.874314] ? __pfx___do_sys_prctl+0x10/0x10 [ 38.874685] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 38.875119] ? irqentry_exit+0xf3/0x650 [ 38.875447] do_syscall_64+0xbf/0x430 [ 38.875777] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 38.876215] RIP: 0033:0x7efdd46cd5cd [ 38.876517] 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 [ 38.877978] RSP: 002b:00007ffe661ed360 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 38.878605] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007efdd46cd5cd [ 38.879194] RDX: 00005608a3914e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 38.879767] RBP: 00007ffe661ed3c0 R08: 0000000000000000 R09: 00007ffe661eca60 [ 38.880353] R10: 0000000000000000 R11: 0000000000000246 R12: 00005608daf5cad0 [ 38.880916] R13: 00007ffe661ed7f0 R14: 00005608daf5dbc0 R15: 00005608daf6e780 [ 38.881514] [ 38.881708] irq event stamp: 1667 [ 38.881985] hardirqs last enabled at (1675): [] __up_console_sem+0x78/0x80 [ 38.882679] hardirqs last disabled at (1684): [] __up_console_sem+0x5d/0x80 [ 38.883377] softirqs last enabled at (1358): [] handle_softirqs+0x50c/0x770 [ 38.884097] softirqs last disabled at (1351): [] __irq_exit_rcu+0xc4/0x100 [ 38.884770] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 41.866082] ------------[ cut here ]------------ [ 41.866968] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 41.868987] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/241 [ 41.870667] Modules linked in: [ 41.871366] CPU: 1 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 41.873351] Tainted: [W]=WARN [ 41.873898] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 41.875352] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 41.876266] 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 [ 41.879399] RSP: 0018:ffff88801b73fbc0 EFLAGS: 00010286 [ 41.880389] RAX: 0000000000000000 RBX: ffffed10036e7f78 RCX: ffffffff813a4050 [ 41.881651] RDX: ffff888018e0d340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 41.882917] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10036e7f2f [ 41.884196] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 41.885459] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801b73fdf8 [ 41.886719] FS: 00007f54a2d26900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 41.888160] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 41.889223] CR2: 00007f54a3218580 CR3: 000000000dfb8000 CR4: 0000000000350ef0 [ 41.890492] Call Trace: [ 41.890948] [ 41.891396] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 41.892299] ? __create_object+0x59/0x80 [ 41.893083] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.893987] __vmalloc_noprof+0x59/0x60 [ 41.894757] bpf_prog_alloc_no_stats+0x55/0x470 [ 41.895631] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.896554] bpf_prog_alloc+0x39/0x200 [ 41.897285] ? __pfx_seccomp_check_filter+0x10/0x10 [ 41.898196] bpf_prog_create_from_user+0xb2/0x2f0 [ 41.899097] do_seccomp+0x349/0x25e0 [ 41.899767] ? __pfx_css_rstat_updated+0x10/0x10 [ 41.900651] ? __pfx_do_seccomp+0x10/0x10 [ 41.901421] ? find_held_lock+0x2b/0x80 [ 41.902175] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 41.903126] ? static_key_count+0x60/0x80 [ 41.903885] prctl_set_seccomp+0x4e/0x70 [ 41.904663] __do_sys_prctl+0xe6c/0x1d70 [ 41.905460] ? __pfx___do_sys_prctl+0x10/0x10 [ 41.906302] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 41.907248] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 41.908210] ? irqentry_exit+0xf3/0x650 [ 41.908929] do_syscall_64+0xbf/0x430 [ 41.909660] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 41.910627] RIP: 0033:0x7f54a32185cd [ 41.911342] 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 [ 41.914502] RSP: 002b:00007ffd13ffce80 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 41.915871] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f54a32185cd [ 41.917145] RDX: 000055d4817d2e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 41.918416] RBP: 00007ffd13ffcee0 R08: 0000000000000000 R09: 00007ffd13ffc580 [ 41.919705] R10: 0000000000000000 R11: 0000000000000246 R12: 000055d49e456ad0 [ 41.920973] R13: 00007ffd13ffd310 R14: 000055d49e457bc0 R15: 000055d49e468780 [ 41.922264] [ 41.922691] irq event stamp: 1789 [ 41.923331] hardirqs last enabled at (1799): [] __up_console_sem+0x78/0x80 [ 41.924768] hardirqs last disabled at (1808): [] __up_console_sem+0x5d/0x80 [ 41.926028] softirqs last enabled at (1682): [] handle_softirqs+0x50c/0x770 [ 41.927300] softirqs last disabled at (1673): [] __irq_exit_rcu+0xc4/0x100 [ 41.928552] ---[ end trace 0000000000000000 ]--- [ 42.662393] ------------[ cut here ]------------ [ 42.663367] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.665381] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/248 [ 42.666835] Modules linked in: [ 42.667467] CPU: 0 UID: 104 PID: 248 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 42.669486] Tainted: [W]=WARN [ 42.670116] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.671642] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.672562] 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 [ 42.675757] RSP: 0018:ffff88800abffbc0 EFLAGS: 00010286 [ 42.676756] RAX: 0000000000000000 RBX: ffffed100157ff78 RCX: ffffffff813a4050 [ 42.678076] RDX: ffff888015ac9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.679356] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100157ff2f [ 42.680677] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.681980] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800abffdf8 [ 42.683313] FS: 00007f3daeba9900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 42.684798] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.685915] CR2: 00007ffd84a65ef8 CR3: 000000000cc87000 CR4: 0000000000350ef0 [ 42.687516] Call Trace: [ 42.687995] [ 42.688456] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.689357] ? __create_object+0x59/0x80 [ 42.690133] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.691102] __vmalloc_noprof+0x59/0x60 [ 42.691847] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.692721] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.693656] bpf_prog_alloc+0x39/0x200 [ 42.694424] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.695548] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.696714] do_seccomp+0x349/0x25e0 [ 42.697607] ? find_held_lock+0x2b/0x80 [ 42.698366] ? do_prlimit+0x310/0x610 [ 42.699118] ? __pfx_do_seccomp+0x10/0x10 [ 42.699888] ? do_raw_spin_unlock+0x53/0x220 [ 42.700718] ? _raw_spin_unlock+0x1e/0x40 [ 42.701524] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.702497] ? static_key_count+0x60/0x80 [ 42.703309] prctl_set_seccomp+0x4e/0x70 [ 42.704098] __do_sys_prctl+0xe6c/0x1d70 [ 42.704855] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.705706] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.706713] ? irqentry_exit+0xf3/0x650 [ 42.707490] do_syscall_64+0xbf/0x430 [ 42.708235] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.709201] RIP: 0033:0x7f3daf09b5cd [ 42.709860] 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 [ 42.713061] RSP: 002b:00007ffd84a635e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.714440] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3daf09b5cd [ 42.715908] RDX: 000055984e5c7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.717213] RBP: 00007ffd84a63640 R08: 0000000000000000 R09: 00007ffd84a62ce0 [ 42.718549] R10: 0000000000000000 R11: 0000000000000246 R12: 00005598780c1ad0 [ 42.719848] R13: 00007ffd84a63a70 R14: 00005598780c2bc0 R15: 00005598780d3780 [ 42.721189] [ 42.721623] irq event stamp: 1859 [ 42.722274] hardirqs last enabled at (1869): [] __up_console_sem+0x78/0x80 [ 42.723829] hardirqs last disabled at (1878): [] __up_console_sem+0x5d/0x80 [ 42.725391] softirqs last enabled at (1828): [] handle_softirqs+0x50c/0x770 [ 42.726974] softirqs last disabled at (1821): [] __irq_exit_rcu+0xc4/0x100 [ 42.728519] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:29365' (ECDSA) to the list of known hosts. 2025/11/19 01:54:19 fuzzer started 2025/11/19 01:54:20 dialing manager at localhost:34383 2025/11/19 01:54:20 checking machine... 2025/11/19 01:54:20 checking revisions... [ 43.687172] kmemleak: Automatic memory scanning thread ended 2025/11/19 01:54:20 testing simple program... [ 43.783075] cgroup: Unknown subsys name 'net' [ 43.850231] cgroup: Unknown subsys name 'cpuset' [ 43.874112] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 01:54:19 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=0000000000000000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffffffff8899ce60 RDI=ffff888017670a58 RBP=ffffffff8899ce60 RSP=ffff88801c21f3f0 R8 =00000000ffffffff R9 =0000000000000000 R10=0000000000000001 R11=0000000000000001 R12=0000000000000000 R13=ffff888017670a58 R14=00000000ffffffff R15=ffff888017670a58 RIP=ffffffff84c71ffd 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 00007f54a2d26900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe5e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffd13ff7000 CR3=0000000020973000 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=74696d7265705f6d61703d73726f746e XMM02=000000000000000000000000000000ff XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=00000000000000000000000000000000 XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000001f149 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f850 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000202 [-------] 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 fffffe2300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffea3cf2d18 CR3=000000000c3a6000 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=2039313a34353a313020393120766f4e XMM01=73732878696e755f6d6170203a5d3034 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3034325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732038313a34353a3130203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000