[ 45.960983] ------------[ cut here ]------------ [ 45.961841] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 45.964079] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/232 [ 45.965751] Modules linked in: [ 45.966457] CPU: 1 UID: 104 PID: 232 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 45.968518] Tainted: [W]=WARN [ 45.969126] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 45.970646] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 45.971626] 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 [ 45.974921] RSP: 0018:ffff88801c2f7bc0 EFLAGS: 00010286 [ 45.975927] RAX: 0000000000000000 RBX: ffffed100385ef78 RCX: ffffffff813a4050 [ 45.977249] RDX: ffff888015dc1bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 45.978560] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100385ef2f [ 45.979910] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 45.981233] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801c2f7df8 [ 45.982515] FS: 00007fd6467fd900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 45.983973] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 45.985018] CR2: 00007ffe4e40def7 CR3: 000000000d7d8000 CR4: 0000000000350ef0 [ 45.986304] Call Trace: [ 45.986799] [ 45.987256] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 45.988143] ? __create_object+0x59/0x80 [ 45.988925] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 45.989841] __vmalloc_noprof+0x59/0x60 [ 45.990598] bpf_prog_alloc_no_stats+0x55/0x470 [ 45.991496] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.992434] bpf_prog_alloc+0x39/0x200 [ 45.993167] ? __pfx_seccomp_check_filter+0x10/0x10 [ 45.994094] bpf_prog_create_from_user+0xb2/0x2f0 [ 45.995030] do_seccomp+0x349/0x25e0 [ 45.995697] ? find_held_lock+0x2b/0x80 [ 45.996448] ? do_prlimit+0x310/0x610 [ 45.997166] ? __pfx_do_seccomp+0x10/0x10 [ 45.997961] ? do_raw_spin_unlock+0x53/0x220 [ 45.998758] ? _raw_spin_unlock+0x1e/0x40 [ 45.999547] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.000501] ? static_key_count+0x60/0x80 [ 46.001295] prctl_set_seccomp+0x4e/0x70 [ 46.002062] __do_sys_prctl+0xe6c/0x1d70 [ 46.002827] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.003684] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.004640] ? irqentry_exit+0xf3/0x650 [ 46.005390] do_syscall_64+0xbf/0x430 [ 46.006133] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.007099] RIP: 0033:0x7fd646cef5cd [ 46.007756] 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 [ 46.010923] RSP: 002b:00007ffe4e40cae0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.012565] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fd646cef5cd [ 46.013834] RDX: 0000563bce99fe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.015156] RBP: 00007ffe4e40cb40 R08: 0000000000000000 R09: 00007ffe4e40c1e0 [ 46.016427] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563bea9babf0 [ 46.017691] R13: 00007ffe4e40cf70 R14: 0000563bea9c4380 R15: 0000563bea9cf460 [ 46.019006] [ 46.019435] irq event stamp: 1819 [ 46.020075] hardirqs last enabled at (1829): [] __up_console_sem+0x78/0x80 [ 46.021588] hardirqs last disabled at (1838): [] __up_console_sem+0x5d/0x80 [ 46.023141] softirqs last enabled at (1432): [] handle_softirqs+0x50c/0x770 [ 46.024657] softirqs last disabled at (1427): [] __irq_exit_rcu+0xc4/0x100 [ 46.026155] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 48.962022] ------------[ cut here ]------------ [ 48.962982] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 48.965072] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/240 [ 48.966498] Modules linked in: [ 48.967160] CPU: 1 UID: 104 PID: 240 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 48.969142] Tainted: [W]=WARN [ 48.969696] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 48.971197] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 48.972133] 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 [ 48.975287] RSP: 0018:ffff8880167b7bc0 EFLAGS: 00010286 [ 48.976265] RAX: 0000000000000000 RBX: ffffed1002cf6f78 RCX: ffffffff813a4050 [ 48.977536] RDX: ffff88800eddb780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 48.978825] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002cf6f2f [ 48.980127] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 48.981389] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff8880167b7df8 [ 48.982648] FS: 00007f1735320900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 48.984104] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 48.985147] CR2: 00007ffe5f723ef7 CR3: 000000000e627000 CR4: 0000000000350ef0 [ 48.986426] Call Trace: [ 48.986963] [ 48.987382] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 48.988273] ? __create_object+0x59/0x80 [ 48.989056] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 48.990006] __vmalloc_noprof+0x59/0x60 [ 48.990737] bpf_prog_alloc_no_stats+0x55/0x470 [ 48.991622] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.992549] bpf_prog_alloc+0x39/0x200 [ 48.993299] ? __pfx_seccomp_check_filter+0x10/0x10 [ 48.994209] bpf_prog_create_from_user+0xb2/0x2f0 [ 48.995148] do_seccomp+0x349/0x25e0 [ 48.995821] ? find_held_lock+0x2b/0x80 [ 48.996572] ? do_prlimit+0x310/0x610 [ 48.997311] ? __pfx_do_seccomp+0x10/0x10 [ 48.998096] ? do_raw_spin_unlock+0x53/0x220 [ 48.998971] ? _raw_spin_unlock+0x1e/0x40 [ 48.999700] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.000658] ? static_key_count+0x60/0x80 [ 49.001442] prctl_set_seccomp+0x4e/0x70 [ 49.002202] __do_sys_prctl+0xe6c/0x1d70 [ 49.003005] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.003800] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.004769] ? irqentry_exit+0xf3/0x650 [ 49.005510] do_syscall_64+0xbf/0x430 [ 49.006258] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.007232] RIP: 0033:0x7f17358125cd [ 49.007925] 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 [ 49.011095] RSP: 002b:00007ffe5f722e90 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.012445] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f17358125cd [ 49.013721] RDX: 000055dbb9a83e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.015029] RBP: 00007ffe5f722ef0 R08: 0000000000000000 R09: 00007ffe5f722590 [ 49.016315] R10: 0000000000000000 R11: 0000000000000246 R12: 000055dbee573ad0 [ 49.017578] R13: 00007ffe5f723320 R14: 000055dbee574bc0 R15: 000055dbee585780 [ 49.018916] [ 49.019336] irq event stamp: 1707 [ 49.019988] hardirqs last enabled at (1717): [] __up_console_sem+0x78/0x80 [ 49.021491] hardirqs last disabled at (1726): [] __up_console_sem+0x5d/0x80 [ 49.023063] softirqs last enabled at (1696): [] handle_softirqs+0x50c/0x770 [ 49.024393] softirqs last disabled at (1691): [] __irq_exit_rcu+0xc4/0x100 [ 49.025634] ---[ end trace 0000000000000000 ]--- [ 49.660505] ------------[ cut here ]------------ [ 49.661426] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 49.663404] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/247 [ 49.666216] Modules linked in: [ 49.666828] CPU: 0 UID: 104 PID: 247 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 49.669027] Tainted: [W]=WARN [ 49.669577] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 49.671045] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 49.671936] 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 [ 49.675062] RSP: 0018:ffff888017227bc0 EFLAGS: 00010286 [ 49.676035] RAX: 0000000000000000 RBX: ffffed1002e44f78 RCX: ffffffff813a4050 [ 49.677307] RDX: ffff88801889b780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 49.678567] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e44f2f [ 49.679845] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 49.681147] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017227df8 [ 49.682409] FS: 00007f0d72521900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 49.683836] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 49.684907] CR2: 00007f0d72a13580 CR3: 000000000cc41000 CR4: 0000000000350ef0 [ 49.686182] Call Trace: [ 49.686643] [ 49.687100] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 49.688012] ? __create_object+0x59/0x80 [ 49.688760] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.689740] __vmalloc_noprof+0x59/0x60 [ 49.690491] bpf_prog_alloc_no_stats+0x55/0x470 [ 49.691384] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.692330] bpf_prog_alloc+0x39/0x200 [ 49.693088] ? __pfx_seccomp_check_filter+0x10/0x10 [ 49.694021] bpf_prog_create_from_user+0xb2/0x2f0 [ 49.694940] do_seccomp+0x349/0x25e0 [ 49.695626] ? __pfx_css_rstat_updated+0x10/0x10 [ 49.696524] ? __pfx_do_seccomp+0x10/0x10 [ 49.697316] ? find_held_lock+0x2b/0x80 [ 49.698079] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 49.699067] ? static_key_count+0x60/0x80 [ 49.699834] prctl_set_seccomp+0x4e/0x70 [ 49.700620] __do_sys_prctl+0xe6c/0x1d70 [ 49.701403] ? __pfx___do_sys_prctl+0x10/0x10 [ 49.702259] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 49.703235] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 49.704213] ? irqentry_exit+0xf3/0x650 [ 49.704978] do_syscall_64+0xbf/0x430 [ 49.705671] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 49.706605] RIP: 0033:0x7f0d72a135cd [ 49.707326] 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 [ 49.710499] RSP: 002b:00007ffc469c3ba0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 49.711886] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0d72a135cd [ 49.713174] RDX: 0000564b10ed1e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 49.714449] RBP: 00007ffc469c3c00 R08: 0000000000000000 R09: 00007ffc469c32a0 [ 49.715733] R10: 0000000000000000 R11: 0000000000000246 R12: 0000564b29e52ad0 [ 49.717021] R13: 00007ffc469c4030 R14: 0000564b29e53bc0 R15: 0000564b29e64780 [ 49.718313] [ 49.718739] irq event stamp: 2087 [ 49.719392] hardirqs last enabled at (2097): [] __up_console_sem+0x78/0x80 [ 49.720897] hardirqs last disabled at (2106): [] __up_console_sem+0x5d/0x80 [ 49.722422] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 49.723952] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 49.725449] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:54370' (ECDSA) to the list of known hosts. 2025/11/18 16:07:32 fuzzer started 2025/11/18 16:07:33 dialing manager at localhost:34383 2025/11/18 16:07:33 checking machine... 2025/11/18 16:07:33 checking revisions... [ 50.546224] kmemleak: Automatic memory scanning thread ended 2025/11/18 16:07:33 testing simple program... [ 50.634540] cgroup: Unknown subsys name 'net' [ 50.685372] cgroup: Unknown subsys name 'cpuset' [ 50.704193] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 16:07:32 Registers: info registers vcpu 0 RAX=dffffc0000000000 RBX=ffff8880e538f000 RCX=0000000000000001 RDX=0000000000000000 RSI=ffff88800e0ffe40 RDI=ffff88806ce31cd0 RBP=ffff88800e0f8000 RSP=ffff88800e0ffa90 R8 =0000000000000001 R9 =ffff88800e0ffb50 R10=000000000003c9ed R11=000000000009a5ef R12=ffff88800e0ffb01 R13=ffff88800e0ffb58 R14=ffff88800e0ffe40 R15=ffff88800e0ffb10 RIP=ffffffff815bd130 RFL=00000216 [----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 00007f1735320900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffe5f71d000 CR3=000000000d229000 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=0000000000000001 RBX=00000000002fc6a0 RCX=00007fae33aca344 RDX=00007ffe4512c828 RSI=00007ffe4512c828 RDI=000055d77729a330 RBP=00007ffe4512c8a8 RSP=00007ffe4512c820 R8 =0000000000000038 R9 =00000000002fc6a0 R10=0000000000000002 R11=00007fae3265dd78 R12=00007fae326396a0 R13=000055d7772996d0 R14=0000000000000006 R15=00007ffe4512c830 RIP=00007fae33aca475 RFL=00000202 [-------] CPL=3 II=0 A20=1 SMM=0 HLT=0 ES =0000 0000000000000000 00000000 00000000 CS =0033 0000000000000000 ffffffff 00a0fb00 DPL=3 CS64 [-RA] SS =002b 0000000000000000 ffffffff 00c0f300 DPL=3 DS [-WA] DS =0000 0000000000000000 00000000 00000000 FS =0000 00007fae32f47900 00000000 00000000 GS =0000 0000000000000000 00000000 00000000 LDT=0000 fffffe4300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdd3815858 CR3=000000000d6aa000 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=00000000001ae3c05e5c10884646930b XMM01=28d601c799e045a7234c15395a6a5a4e XMM02=0000000000304448d59e07bde36eea69 XMM03=0000000000304570ec2efd57dc4c00df XMM04=89c4e5093dba797b00000000000ae988 XMM05=e240a3e1dba6983c0000000000320c50 XMM06=07c8bb74b6c04a44000000000031f860 XMM07=fb795ef6d6577056000000000030ee90 XMM08=2c67c8bc2e329bc30000000000304570 XMM09=00000000000000000000000000000000 XMM10=20200000000020202020202020200000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000