[ 46.284928] ------------[ cut here ]------------ [ 46.285759] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.287517] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/235 [ 46.288795] Modules linked in: [ 46.289315] CPU: 0 UID: 104 PID: 235 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 46.291070] Tainted: [W]=WARN [ 46.291620] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.292947] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.293766] 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 [ 46.296572] RSP: 0018:ffff88801c797bc0 EFLAGS: 00010286 [ 46.297450] RAX: 0000000000000000 RBX: ffffed10038f2f78 RCX: ffffffff813a4050 [ 46.298599] RDX: ffff88800f1a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.299778] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10038f2f2f [ 46.300958] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.302102] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c797df8 [ 46.303286] FS: 00007f94d45a7900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 46.304556] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.305533] CR2: 00007ffdd3a12ef7 CR3: 000000000d19a000 CR4: 0000000000350ef0 [ 46.306700] Call Trace: [ 46.307125] [ 46.307550] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.308296] ? __create_object+0x59/0x80 [ 46.309006] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.309869] __vmalloc_noprof+0x59/0x60 [ 46.310556] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.311304] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.312151] bpf_prog_alloc+0x39/0x200 [ 46.312829] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.313676] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.314490] do_seccomp+0x349/0x25e0 [ 46.315085] ? find_held_lock+0x2b/0x80 [ 46.315785] ? do_prlimit+0x310/0x610 [ 46.316447] ? __pfx_do_seccomp+0x10/0x10 [ 46.317122] ? do_raw_spin_unlock+0x53/0x220 [ 46.317869] ? _raw_spin_unlock+0x1e/0x40 [ 46.318558] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.319434] ? static_key_count+0x60/0x80 [ 46.320095] prctl_set_seccomp+0x4e/0x70 [ 46.320804] __do_sys_prctl+0xe6c/0x1d70 [ 46.321507] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.322241] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.323096] ? irqentry_exit+0xf3/0x650 [ 46.323796] do_syscall_64+0xbf/0x430 [ 46.324477] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.325272] RIP: 0033:0x7f94d4a995cd [ 46.325897] 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 [ 46.328697] RSP: 002b:00007ffdd3a10c30 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.329939] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f94d4a995cd [ 46.331085] RDX: 000055c09e5c8e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.332258] RBP: 00007ffdd3a10c90 R08: 0000000000000000 R09: 00007ffdd3a10330 [ 46.333420] R10: 0000000000000000 R11: 0000000000000246 R12: 000055c0a0734ad0 [ 46.334564] R13: 00007ffdd3a110c0 R14: 000055c0a0735bc0 R15: 000055c0a0746780 [ 46.335733] [ 46.336120] irq event stamp: 1683 [ 46.336692] hardirqs last enabled at (1693): [] __up_console_sem+0x78/0x80 [ 46.338034] hardirqs last disabled at (1702): [] __up_console_sem+0x5d/0x80 [ 46.339417] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 46.340770] softirqs last disabled at (1641): [] __irq_exit_rcu+0xc4/0x100 [ 46.342124] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.934221] ------------[ cut here ]------------ [ 48.935031] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.936694] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/242 [ 48.937922] Modules linked in: [ 48.938458] CPU: 1 UID: 104 PID: 242 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.940321] Tainted: [W]=WARN [ 48.940876] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.942106] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.942864] 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 [ 48.945528] RSP: 0018:ffff888016187bc0 EFLAGS: 00010286 [ 48.946304] RAX: 0000000000000000 RBX: ffffed1002c30f78 RCX: ffffffff813a4050 [ 48.947381] RDX: ffff888019989bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.948473] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002c30f2f [ 48.949539] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.950613] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016187df8 [ 48.951699] FS: 00007fd504187900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.952894] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.953784] CR2: 00007ffdbf029ef7 CR3: 00000000179c1000 CR4: 0000000000350ef0 [ 48.954852] Call Trace: [ 48.955249] [ 48.955634] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.956345] ? __create_object+0x59/0x80 [ 48.957003] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.957810] __vmalloc_noprof+0x59/0x60 [ 48.958444] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.959133] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.959918] bpf_prog_alloc+0x39/0x200 [ 48.960535] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.961270] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.962026] do_seccomp+0x349/0x25e0 [ 48.962630] ? find_held_lock+0x2b/0x80 [ 48.963230] ? do_prlimit+0x310/0x610 [ 48.963852] ? __pfx_do_seccomp+0x10/0x10 [ 48.964527] ? do_raw_spin_unlock+0x53/0x220 [ 48.965191] ? _raw_spin_unlock+0x1e/0x40 [ 48.965835] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 48.966633] ? static_key_count+0x60/0x80 [ 48.967270] prctl_set_seccomp+0x4e/0x70 [ 48.967919] __do_sys_prctl+0xe6c/0x1d70 [ 48.968562] ? __pfx___do_sys_prctl+0x10/0x10 [ 48.969248] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 48.970055] ? irqentry_exit+0xf3/0x650 [ 48.970688] do_syscall_64+0xbf/0x430 [ 48.971272] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 48.972067] RIP: 0033:0x7fd5046795cd [ 48.972658] 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 [ 48.975316] RSP: 002b:00007ffdbf028980 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 48.976460] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd5046795cd [ 48.977534] RDX: 000056118ff1de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 48.978611] RBP: 00007ffdbf0289e0 R08: 0000000000000000 R09: 00007ffdbf028080 [ 48.979694] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611b0d30ad0 [ 48.980769] R13: 00007ffdbf028e10 R14: 00005611b0d31bc0 R15: 00005611b0d42780 [ 48.981843] [ 48.982196] irq event stamp: 1805 [ 48.982738] hardirqs last enabled at (1815): [] __up_console_sem+0x78/0x80 [ 48.984017] hardirqs last disabled at (1824): [] __up_console_sem+0x5d/0x80 [ 48.985276] softirqs last enabled at (1340): [] handle_softirqs+0x50c/0x770 [ 48.986571] softirqs last disabled at (1843): [] __irq_exit_rcu+0xc4/0x100 [ 48.987848] ---[ end trace 0000000000000000 ]--- [ 49.637732] ------------[ cut here ]------------ [ 49.638495] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.640156] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/250 [ 49.641352] Modules linked in: [ 49.641868] CPU: 1 UID: 104 PID: 250 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.643571] Tainted: [W]=WARN [ 49.644029] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.645243] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.646000] 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 [ 49.648638] RSP: 0018:ffff88801762fbc0 EFLAGS: 00010286 [ 49.649455] RAX: 0000000000000000 RBX: ffffed1002ec5f78 RCX: ffffffff813a4050 [ 49.650522] RDX: ffff888017185340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.651596] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ec5f2f [ 49.653150] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.654225] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801762fdf8 [ 49.655297] FS: 00007f0ae36c8900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 49.656525] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.657379] CR2: 00007ffdce867ef7 CR3: 000000000b8ba000 CR4: 0000000000350ef0 [ 49.658487] Call Trace: [ 49.658870] [ 49.659217] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.659968] ? __create_object+0x59/0x80 [ 49.660619] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.661423] __vmalloc_noprof+0x59/0x60 [ 49.662017] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.662743] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.663527] bpf_prog_alloc+0x39/0x200 [ 49.664102] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.664874] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.665621] do_seccomp+0x349/0x25e0 [ 49.666181] ? find_held_lock+0x2b/0x80 [ 49.666804] ? do_prlimit+0x310/0x610 [ 49.667439] ? __pfx_do_seccomp+0x10/0x10 [ 49.668060] ? do_raw_spin_unlock+0x53/0x220 [ 49.668748] ? _raw_spin_unlock+0x1e/0x40 [ 49.669366] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.670163] ? static_key_count+0x60/0x80 [ 49.670830] prctl_set_seccomp+0x4e/0x70 [ 49.671501] __do_sys_prctl+0xe6c/0x1d70 [ 49.672116] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.672827] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.673631] ? irqentry_exit+0xf3/0x650 [ 49.674230] do_syscall_64+0xbf/0x430 [ 49.674843] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.675643] RIP: 0033:0x7f0ae3bba5cd [ 49.676202] 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 [ 49.678838] RSP: 002b:00007ffdce865b60 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.679993] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0ae3bba5cd [ 49.681071] RDX: 000055cef3b1ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.682140] RBP: 00007ffdce865bc0 R08: 0000000000000000 R09: 00007ffdce865260 [ 49.683232] R10: 0000000000000000 R11: 0000000000000246 R12: 000055cf1e821b10 [ 49.684305] R13: 00007ffdce865ff0 R14: 000055cf1e8222b0 R15: 000055cf1e8366f0 [ 49.685380] [ 49.685759] irq event stamp: 1707 [ 49.686265] hardirqs last enabled at (1715): [] __up_console_sem+0x78/0x80 [ 49.687560] hardirqs last disabled at (1732): [] __up_console_sem+0x5d/0x80 [ 49.688846] softirqs last enabled at (1730): [] handle_softirqs+0x50c/0x770 [ 49.690123] softirqs last disabled at (1723): [] __irq_exit_rcu+0xc4/0x100 [ 49.691407] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:8444' (ECDSA) to the list of known hosts. 2025/11/19 06:31:05 fuzzer started 2025/11/19 06:31:05 dialing manager at localhost:34383 2025/11/19 06:31:05 checking machine... 2025/11/19 06:31:05 checking revisions... [ 50.537879] kmemleak: Automatic memory scanning thread ended 2025/11/19 06:31:05 testing simple program... [ 50.622454] cgroup: Unknown subsys name 'net' [ 50.688142] cgroup: Unknown subsys name 'cpuset' [ 50.700892] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 06:31:05 Registers: info registers vcpu 0 RAX=ffffffff88596180 RBX=ffff888019988000 RCX=0000000000000002 RDX=0000000000000001 RSI=0000000000000000 RDI=ffffffff85e1ffe0 RBP=ffffffff85e1ffe0 RSP=ffff888017517c80 R8 =0000000000000000 R9 =0000000000000000 R10=0000000000000001 R11=0000000000000000 R12=0000000000000002 R13=0000000000000000 R14=0000000000000000 R15=0000000000000002 RIP=ffffffff81526f4c RFL=00000002 [-------] 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 =0000 0000000000000000 00000000 00000000 DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fd504187900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4f00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fd5048f93ec CR3=000000001fb6e000 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=6720646572637465733a4d41503d706f 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=0000000000024d49 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=00005611b0d6b168 CR3=0000000005c8a000 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=00007f38ce308510000055d8beed5790 XMM02=6f6974707972636e6561737268746977 XMM03=00000000000000000000000000777074 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ffffffffffff00ffffff00ffffff00ff XMM08=00002000000000202020002020200000 XMM09=ffffffffffff00ffffff00ffffff00ff XMM10=00002000000000202020002020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000