[ 54.306840] ------------[ cut here ]------------ [ 54.307824] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 54.309834] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/233 [ 54.311369] Modules linked in: [ 54.312026] CPU: 1 UID: 104 PID: 233 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 54.314006] Tainted: [W]=WARN [ 54.314622] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 54.316103] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 54.317011] 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 [ 54.320193] RSP: 0018:ffff888019b97bc0 EFLAGS: 00010286 [ 54.321180] RAX: 0000000000000000 RBX: ffffed1003372f78 RCX: ffffffff813a4050 [ 54.322457] RDX: ffff888015f63780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 54.323753] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003372f2f [ 54.325039] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 54.326327] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019b97df8 [ 54.327635] FS: 00007f0299526900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 54.329101] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 54.330184] CR2: 00007f0299a18580 CR3: 000000000c88d000 CR4: 0000000000350ef0 [ 54.331483] Call Trace: [ 54.331996] [ 54.332406] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 54.333318] ? __create_object+0x59/0x80 [ 54.334119] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.335087] __vmalloc_noprof+0x59/0x60 [ 54.335848] bpf_prog_alloc_no_stats+0x55/0x470 [ 54.336735] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.337667] bpf_prog_alloc+0x39/0x200 [ 54.338364] ? __pfx_seccomp_check_filter+0x10/0x10 [ 54.339305] bpf_prog_create_from_user+0xb2/0x2f0 [ 54.340211] do_seccomp+0x349/0x25e0 [ 54.340928] ? __pfx_css_rstat_updated+0x10/0x10 [ 54.341824] ? __pfx_do_seccomp+0x10/0x10 [ 54.342608] ? find_held_lock+0x2b/0x80 [ 54.343322] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 54.344290] ? static_key_count+0x60/0x80 [ 54.345111] prctl_set_seccomp+0x4e/0x70 [ 54.345870] __do_sys_prctl+0xe6c/0x1d70 [ 54.346659] ? __pfx___do_sys_prctl+0x10/0x10 [ 54.347471] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 54.348450] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 54.349415] ? irqentry_exit+0xf3/0x650 [ 54.350190] do_syscall_64+0xbf/0x430 [ 54.350952] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 54.351914] RIP: 0033:0x7f0299a185cd [ 54.352634] 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 [ 54.355825] RSP: 002b:00007ffc0aae08d0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 54.357192] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0299a185cd [ 54.358488] RDX: 00005626b87dfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 54.359800] RBP: 00007ffc0aae0930 R08: 0000000000000000 R09: 00007ffc0aadffd0 [ 54.361075] R10: 0000000000000000 R11: 0000000000000246 R12: 00005626bddacbf0 [ 54.362367] R13: 00007ffc0aae0d60 R14: 00005626bddb6380 R15: 00005626bddc1460 [ 54.363677] [ 54.364115] irq event stamp: 1791 [ 54.364618] hardirqs last enabled at (1801): [] __up_console_sem+0x78/0x80 [ 54.365578] hardirqs last disabled at (1810): [] __up_console_sem+0x5d/0x80 [ 54.366509] softirqs last enabled at (1634): [] handle_softirqs+0x50c/0x770 [ 54.367498] softirqs last disabled at (1629): [] __irq_exit_rcu+0xc4/0x100 [ 54.368463] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 57.559596] ------------[ cut here ]------------ [ 57.560481] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 57.562563] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/243 [ 57.564020] Modules linked in: [ 57.564777] CPU: 0 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 57.566756] Tainted: [W]=WARN [ 57.567306] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 57.568786] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 57.569706] 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 [ 57.572878] RSP: 0018:ffff88801a63fbc0 EFLAGS: 00010286 [ 57.573862] RAX: 0000000000000000 RBX: ffffed10034c7f78 RCX: ffffffff813a4050 [ 57.575141] RDX: ffff8880164a5340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 57.576427] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10034c7f2f [ 57.577692] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 57.578974] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a63fdf8 [ 57.580269] FS: 00007f470f7d8900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 57.581718] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 57.582769] CR2: 00007ffe7733bef7 CR3: 000000000daef000 CR4: 0000000000350ef0 [ 57.584047] Call Trace: [ 57.584513] [ 57.584972] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 57.585852] ? __create_object+0x59/0x80 [ 57.586623] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 57.587586] __vmalloc_noprof+0x59/0x60 [ 57.588305] bpf_prog_alloc_no_stats+0x55/0x470 [ 57.589175] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.590096] bpf_prog_alloc+0x39/0x200 [ 57.590829] ? __pfx_seccomp_check_filter+0x10/0x10 [ 57.591755] bpf_prog_create_from_user+0xb2/0x2f0 [ 57.592674] do_seccomp+0x349/0x25e0 [ 57.593348] ? find_held_lock+0x2b/0x80 [ 57.594095] ? do_prlimit+0x310/0x610 [ 57.594825] ? __pfx_do_seccomp+0x10/0x10 [ 57.595611] ? do_raw_spin_unlock+0x53/0x220 [ 57.596407] ? _raw_spin_unlock+0x1e/0x40 [ 57.597192] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 57.598163] ? static_key_count+0x60/0x80 [ 57.598945] prctl_set_seccomp+0x4e/0x70 [ 57.599727] __do_sys_prctl+0xe6c/0x1d70 [ 57.600500] ? __pfx___do_sys_prctl+0x10/0x10 [ 57.601381] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 57.602344] ? irqentry_exit+0xf3/0x650 [ 57.603133] do_syscall_64+0xbf/0x430 [ 57.603888] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 57.604851] RIP: 0033:0x7f470fcca5cd [ 57.605511] 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 [ 57.608728] RSP: 002b:00007ffe773397a0 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 57.610114] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f470fcca5cd [ 57.611394] RDX: 0000560e6479ee00 RSI: 0000000000000002 RDI: 0000000000000016 [ 57.612696] RBP: 00007ffe77339800 R08: 0000000000000000 R09: 00007ffe77338ea0 [ 57.614003] R10: 0000000000000000 R11: 0000000000000246 R12: 0000560e6e962240 [ 57.615296] R13: 00007ffe77339c30 R14: 0000560e6e961bf0 R15: 0000560e6e9764d0 [ 57.616619] [ 57.617040] irq event stamp: 1749 [ 57.617691] hardirqs last enabled at (1759): [] __up_console_sem+0x78/0x80 [ 57.619212] hardirqs last disabled at (1768): [] __up_console_sem+0x5d/0x80 [ 57.620755] softirqs last enabled at (1652): [] handle_softirqs+0x50c/0x770 [ 57.622275] softirqs last disabled at (1647): [] __irq_exit_rcu+0xc4/0x100 [ 57.623786] ---[ end trace 0000000000000000 ]--- [ 58.628947] ------------[ cut here ]------------ [ 58.629910] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 58.632394] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/251 [ 58.633904] Modules linked in: [ 58.634493] CPU: 1 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251118 #1 PREEMPT(voluntary) [ 58.636491] Tainted: [W]=WARN [ 58.637084] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 58.638547] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 58.639405] 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 [ 58.642551] RSP: 0018:ffff88800a2d7bc0 EFLAGS: 00010286 [ 58.643481] RAX: 0000000000000000 RBX: ffffed100145af78 RCX: ffffffff813a4050 [ 58.644766] RDX: ffff888016bf3780 RSI: ffffffff813a405e RDI: 0000000000000001 [ 58.646032] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed100145af2f [ 58.647318] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 58.648614] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88800a2d7df8 [ 58.649886] FS: 00007f0351724900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 58.651312] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 58.652370] CR2: 00007f0351c16580 CR3: 000000000e139000 CR4: 0000000000350ef0 [ 58.653656] Call Trace: [ 58.654119] [ 58.654564] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 58.655407] ? __create_object+0x59/0x80 [ 58.656191] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.657148] __vmalloc_noprof+0x59/0x60 [ 58.657899] bpf_prog_alloc_no_stats+0x55/0x470 [ 58.658759] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.659690] bpf_prog_alloc+0x39/0x200 [ 58.660390] ? __pfx_seccomp_check_filter+0x10/0x10 [ 58.661303] bpf_prog_create_from_user+0xb2/0x2f0 [ 58.662178] do_seccomp+0x349/0x25e0 [ 58.662900] ? __pfx_css_rstat_updated+0x10/0x10 [ 58.663806] ? __pfx_do_seccomp+0x10/0x10 [ 58.664590] ? find_held_lock+0x2b/0x80 [ 58.665292] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 58.666267] ? static_key_count+0x60/0x80 [ 58.667064] prctl_set_seccomp+0x4e/0x70 [ 58.667838] __do_sys_prctl+0xe6c/0x1d70 [ 58.668621] ? __pfx___do_sys_prctl+0x10/0x10 [ 58.669426] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 58.670370] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 58.671332] ? irqentry_exit+0xf3/0x650 [ 58.672104] do_syscall_64+0xbf/0x430 [ 58.672832] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 58.673774] RIP: 0033:0x7f0351c165cd [ 58.674429] 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 [ 58.677586] RSP: 002b:00007ffc74d93f10 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 58.678939] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f0351c165cd [ 58.680225] RDX: 000055b9c9565e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 58.681495] RBP: 00007ffc74d93f70 R08: 0000000000000000 R09: 00007ffc74d93610 [ 58.682790] R10: 0000000000000000 R11: 0000000000000246 R12: 000055b9e0ade2b0 [ 58.684073] R13: 00007ffc74d943a0 R14: 000055b9e0ae0d20 R15: 000055b9e0af28d0 [ 58.685375] [ 58.685830] irq event stamp: 1739 [ 58.686426] hardirqs last enabled at (1747): [] __up_console_sem+0x78/0x80 [ 58.687919] hardirqs last disabled at (1756): [] __up_console_sem+0x5d/0x80 [ 58.689416] softirqs last enabled at (1658): [] handle_softirqs+0x50c/0x770 [ 58.690930] softirqs last disabled at (1653): [] __irq_exit_rcu+0xc4/0x100 [ 58.692442] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:30523' (ECDSA) to the list of known hosts. 2025/11/19 02:56:36 fuzzer started 2025/11/19 02:56:36 dialing manager at localhost:34383 2025/11/19 02:56:36 checking machine... 2025/11/19 02:56:36 checking revisions... [ 59.705085] kmemleak: Automatic memory scanning thread ended 2025/11/19 02:56:37 testing simple program... [ 59.807230] cgroup: Unknown subsys name 'net' [ 59.871721] cgroup: Unknown subsys name 'cpuset' [ 59.895756] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 02:56:35 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff8880170cfd78 RCX=ffff88806ce089a4 RDX=0000000000000002 RSI=ffffffff85e1ffe0 RDI=ffff8880164a4228 RBP=ffff8880170c8000 RSP=ffff88806ce089c8 R8 =ffffffff86ab8488 R9 =ffff88806ce08a90 R10=000000000003c9ed R11=00000000000255cb R12=ffff88806ce08a01 R13=ffff88806ce08a98 R14=ffff8880164a3780 R15=0000000000000003 RIP=ffffffff81529029 RFL=00000292 [--S-A--] 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 00007f470f7d8900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe2400000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f470fd8f618 CR3=000000000e2c4000 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=563412feff00545000000000000080fe XMM01=6e69676f6c5f6d61702c78756e696c65 XMM02=755f6d61702c74696d7265705f6d6170 XMM03=2c766e655f6d61702c7374696d696c5f XMM04=6d61702c766e655f6d61702c7374696d XMM05=78696e755f6d61702c74696d7265705f XMM06=6469756e69676f6c5f6d61702c78756e XMM07=672065736f6c635f6e6f69737365733a XMM08=61662029286e65706f5f746964756100 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=000000000002cb01 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 fffffe1600000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007f2924235000 CR3=000000000da15000 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=2035333a36353a323020393120766f4e XMM01=73732878696e755f6d6170203a5d3234 XMM02=65736f6c63206e6f6973736573203a29 XMM03=755f6d6170203a5d3234325b64687373 XMM04=69662068637573206f4e203a656c6163 XMM05=3a656c696620766e65206e65706f206f XMM06=65733a6468737328766e655f6d617020 XMM07=6b7a79732035333a36353a3230203931 XMM08=30343d7974696c696261706163202279 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000