[ 46.416795] ------------[ cut here ]------------ [ 46.417760] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 46.419799] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 46.421276] Modules linked in: [ 46.421862] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 46.423892] Tainted: [W]=WARN [ 46.424493] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 46.425975] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 46.426838] 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 [ 46.430013] RSP: 0018:ffff888017007bc0 EFLAGS: 00010286 [ 46.430983] RAX: 0000000000000000 RBX: ffffed1002e00f78 RCX: ffffffff813a4050 [ 46.432271] RDX: ffff8880198d9bc0 RSI: ffffffff813a405e RDI: 0000000000000001 [ 46.433556] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002e00f2f [ 46.434850] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 46.436131] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888017007df8 [ 46.437424] FS: 00007fa1671cf900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 46.438848] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 46.439943] CR2: 00007ffe0fa3def8 CR3: 000000000d6f3000 CR4: 0000000000350ef0 [ 46.441244] Call Trace: [ 46.441699] [ 46.442167] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 46.443064] ? __create_object+0x59/0x80 [ 46.443786] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 46.444746] __vmalloc_noprof+0x59/0x60 [ 46.445508] bpf_prog_alloc_no_stats+0x55/0x470 [ 46.446386] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.447319] bpf_prog_alloc+0x39/0x200 [ 46.448056] ? __pfx_seccomp_check_filter+0x10/0x10 [ 46.448987] bpf_prog_create_from_user+0xb2/0x2f0 [ 46.449876] do_seccomp+0x349/0x25e0 [ 46.450600] ? find_held_lock+0x2b/0x80 [ 46.451365] ? do_prlimit+0x310/0x610 [ 46.452113] ? __pfx_do_seccomp+0x10/0x10 [ 46.452852] ? do_raw_spin_unlock+0x53/0x220 [ 46.453698] ? _raw_spin_unlock+0x1e/0x40 [ 46.454486] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 46.455451] ? static_key_count+0x60/0x80 [ 46.456258] prctl_set_seccomp+0x4e/0x70 [ 46.457043] __do_sys_prctl+0xe6c/0x1d70 [ 46.457796] ? __pfx___do_sys_prctl+0x10/0x10 [ 46.458656] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 46.459619] ? irqentry_exit+0xf3/0x650 [ 46.460398] do_syscall_64+0xbf/0x430 [ 46.461159] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 46.462106] RIP: 0033:0x7fa1676c15cd [ 46.462754] 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 [ 46.465926] RSP: 002b:00007ffe0fa3c150 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 46.467295] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fa1676c15cd [ 46.468566] RDX: 0000558a9e80de00 RSI: 0000000000000002 RDI: 0000000000000016 [ 46.469860] RBP: 00007ffe0fa3c1b0 R08: 0000000000000000 R09: 00007ffe0fa3b850 [ 46.471123] R10: 0000000000000000 R11: 0000000000000246 R12: 0000558ad4cfdad0 [ 46.472400] R13: 00007ffe0fa3c5e0 R14: 0000558ad4cfebc0 R15: 0000558ad4d0f780 [ 46.473702] [ 46.474167] irq event stamp: 1757 [ 46.474766] hardirqs last enabled at (1765): [] __up_console_sem+0x78/0x80 [ 46.476282] hardirqs last disabled at (1774): [] __up_console_sem+0x5d/0x80 [ 46.477808] softirqs last enabled at (1754): [] handle_softirqs+0x50c/0x770 [ 46.479332] softirqs last disabled at (1749): [] __irq_exit_rcu+0xc4/0x100 [ 46.480843] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 50.054594] ------------[ cut here ]------------ [ 50.055552] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.057591] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/241 [ 50.059036] Modules linked in: [ 50.059639] CPU: 0 UID: 104 PID: 241 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.061677] Tainted: [W]=WARN [ 50.062270] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.063727] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.064616] 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 [ 50.067728] RSP: 0018:ffff888016ce7bc0 EFLAGS: 00010286 [ 50.068697] RAX: 0000000000000000 RBX: ffffed1002d9cf78 RCX: ffffffff813a4050 [ 50.069975] RDX: ffff8880198d8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.071235] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002d9cf2f [ 50.072504] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.073792] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ce7df8 [ 50.075063] FS: 00007f981b98b900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 50.076485] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.077531] CR2: 00007f981bef14a6 CR3: 000000000e0e3000 CR4: 0000000000350ef0 [ 50.078803] Call Trace: [ 50.079303] [ 50.079715] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.080602] ? __create_object+0x59/0x80 [ 50.081391] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.082343] __vmalloc_noprof+0x59/0x60 [ 50.083099] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.083962] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.084835] bpf_prog_alloc+0x39/0x200 [ 50.085561] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.086467] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.087365] do_seccomp+0x349/0x25e0 [ 50.088093] ? find_held_lock+0x2b/0x80 [ 50.088800] ? do_prlimit+0x310/0x610 [ 50.089543] ? __pfx_do_seccomp+0x10/0x10 [ 50.090326] ? do_raw_spin_unlock+0x53/0x220 [ 50.091152] ? _raw_spin_unlock+0x1e/0x40 [ 50.091893] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.092849] ? static_key_count+0x60/0x80 [ 50.093670] prctl_set_seccomp+0x4e/0x70 [ 50.094456] __do_sys_prctl+0xe6c/0x1d70 [ 50.095232] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.096079] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.097029] ? irqentry_exit+0xf3/0x650 [ 50.097779] do_syscall_64+0xbf/0x430 [ 50.098516] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.099448] RIP: 0033:0x7f981be7d5cd [ 50.100136] 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 [ 50.103306] RSP: 002b:00007ffeb47e3070 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.104644] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f981be7d5cd [ 50.105931] RDX: 000055907b3d7e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.107205] RBP: 00007ffeb47e30d0 R08: 0000000000000000 R09: 00007ffeb47e2770 [ 50.108467] R10: 0000000000000000 R11: 0000000000000246 R12: 0000559086b6a2b0 [ 50.109742] R13: 00007ffeb47e3500 R14: 0000559086b6cd20 R15: 0000559086b7e8d0 [ 50.111027] [ 50.111450] irq event stamp: 1785 [ 50.112101] hardirqs last enabled at (1795): [] __up_console_sem+0x78/0x80 [ 50.113644] hardirqs last disabled at (1804): [] __up_console_sem+0x5d/0x80 [ 50.115145] softirqs last enabled at (1630): [] handle_softirqs+0x50c/0x770 [ 50.116665] softirqs last disabled at (1625): [] __irq_exit_rcu+0xc4/0x100 [ 50.118191] ---[ end trace 0000000000000000 ]--- [ 50.923258] ------------[ cut here ]------------ [ 50.924205] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 50.926321] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/249 [ 50.928005] Modules linked in: [ 50.928642] CPU: 1 UID: 104 PID: 249 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 50.930664] Tainted: [W]=WARN [ 50.931246] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 50.932712] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 50.933625] 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 [ 50.936727] RSP: 0018:ffff888016ee7bc0 EFLAGS: 00010286 [ 50.937700] RAX: 0000000000000000 RBX: ffffed1002ddcf78 RCX: ffffffff813a4050 [ 50.938959] RDX: ffff888015c75340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 50.940233] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002ddcf2f [ 50.941495] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 50.942777] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888016ee7df8 [ 50.944053] FS: 00007f3f07e35900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 50.945507] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 50.946552] CR2: 00007f3f08327580 CR3: 000000000ce6d000 CR4: 0000000000350ef0 [ 50.947818] Call Trace: [ 50.948321] [ 50.948723] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 50.949633] ? __create_object+0x59/0x80 [ 50.950388] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.951337] __vmalloc_noprof+0x59/0x60 [ 50.952079] bpf_prog_alloc_no_stats+0x55/0x470 [ 50.952886] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.953831] bpf_prog_alloc+0x39/0x200 [ 50.954557] ? __pfx_seccomp_check_filter+0x10/0x10 [ 50.955467] bpf_prog_create_from_user+0xb2/0x2f0 [ 50.956356] do_seccomp+0x349/0x25e0 [ 50.957081] ? __pfx_css_rstat_updated+0x10/0x10 [ 50.957982] ? __pfx_do_seccomp+0x10/0x10 [ 50.958706] ? find_held_lock+0x2b/0x80 [ 50.959465] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 50.960437] ? static_key_count+0x60/0x80 [ 50.961242] prctl_set_seccomp+0x4e/0x70 [ 50.962011] __do_sys_prctl+0xe6c/0x1d70 [ 50.962743] ? __pfx___do_sys_prctl+0x10/0x10 [ 50.963599] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 50.964539] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 50.965511] ? irqentry_exit+0xf3/0x650 [ 50.966329] do_syscall_64+0xbf/0x430 [ 50.967105] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 50.968122] RIP: 0033:0x7f3f083275cd [ 50.968827] 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 [ 50.972238] RSP: 002b:00007ffc5f8523e0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 50.973672] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f3f083275cd [ 50.975045] RDX: 000055ff1c17ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 50.976402] RBP: 00007ffc5f852440 R08: 0000000000000000 R09: 00007ffc5f851ae0 [ 50.977774] R10: 0000000000000000 R11: 0000000000000246 R12: 000055ff25863240 [ 50.979063] R13: 00007ffc5f852870 R14: 000055ff25862bf0 R15: 000055ff258774d0 [ 50.980360] [ 50.980779] irq event stamp: 1793 [ 50.981497] hardirqs last enabled at (1803): [] __up_console_sem+0x78/0x80 [ 50.983201] hardirqs last disabled at (1812): [] __up_console_sem+0x5d/0x80 [ 50.984889] softirqs last enabled at (1318): [] handle_softirqs+0x50c/0x770 [ 50.986663] softirqs last disabled at (1305): [] __irq_exit_rcu+0xc4/0x100 [ 50.988353] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:38091' (ECDSA) to the list of known hosts. 2025/11/17 15:00:08 fuzzer started 2025/11/17 15:00:09 dialing manager at localhost:37895 2025/11/17 15:00:09 checking machine... 2025/11/17 15:00:09 checking revisions... [ 51.856774] kmemleak: Automatic memory scanning thread ended 2025/11/17 15:00:09 testing simple program... [ 51.942229] cgroup: Unknown subsys name 'net' [ 51.998715] cgroup: Unknown subsys name 'cpuset' [ 52.016421] cgroup: Unknown subsys name 'rlimit' executing program executing program executing program VM DIAGNOSIS: 15:00:08 Registers: info registers vcpu 0 RAX=000000223ff0a87c RBX=0000000000000000 RCX=00000000000006e0 RDX=0000000000000022 RSI=ffff88806ce23b00 RDI=0000000000050cc7 RBP=ffff88806ce23b00 RSP=ffff88806ce08ed8 R8 =0000000000000001 R9 =0000000000000000 R10=00000000000e7498 R11=0000000000000001 R12=0000000000050cc7 R13=0000000000000000 R14=0000000000000000 R15=ffff88806ce28500 RIP=ffffffff8132e865 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 00007f7cddd11900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0100000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f7cdd4283f0 CR3=000000000d76b000 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=3c18cbf2aa4bddac6840c7aec09b4397 XMM02=0000000000303de8d59e07bde36eea69 XMM03=0000000000303f10ec2efd57dc4c00df XMM04=58d7585e2880111a00000000000ae988 XMM05=3025278d2a88472400000000003209f0 XMM06=d96330e2d2db8632000000000031f518 XMM07=fb795ef6d6577056000000000030f658 XMM08=2c67c8bc2e329bc30000000000303f10 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000000004 RBX=ffff888019930000 RCX=ffffffff87d12660 RDX=0000000000000008 RSI=ffff888019930a80 RDI=ffff888019930000 RBP=ffff888019930a58 RSP=ffff8880179cf748 R8 =0000000000000000 R9 =0000000000000005 R10=0000000000000001 R11=0000000000000000 R12=ffff888019930a80 R13=0000000000000001 R14=0000000000000000 R15=0000000000000004 RIP=ffffffff81526542 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 00007f981b98b900 00000000 00000000 GS =0000 ffff8880e548f000 00000000 00000000 LDT=0000 fffffe4c00000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffeb47dd000 CR3=000000001fe2c000 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=635f6e6f69737365733a4d41503d706f XMM01=6f6c5f6d61702c78756e696c65735f6d XMM02=61702c74696d7265705f6d61702c7469 XMM03=655f6d61702c7374696d696c5f6d6170 XMM04=3d6c616e696d72657420322e322e302e XMM05=3d656d616e74736f682022646873732f XMM06=746f6f72223d746363612078756e696c XMM07=6e655f6d61702c7374696d696c5f6d61 XMM08=652075253d64692073253d706f000000 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000