[ 39.191812] ------------[ cut here ]------------ [ 39.192740] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 39.194771] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/234 [ 39.196230] Modules linked in: [ 39.196856] CPU: 1 UID: 104 PID: 234 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 39.198867] Tainted: [W]=WARN [ 39.199436] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 39.200945] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 39.201884] 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 [ 39.205135] RSP: 0018:ffff888015ee7bc0 EFLAGS: 00010286 [ 39.206143] RAX: 0000000000000000 RBX: ffffed1002bdcf78 RCX: ffffffff813a4050 [ 39.207451] RDX: ffff888013efd340 RSI: ffffffff813a405e RDI: 0000000000000001 [ 39.208768] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1002bdcf2f [ 39.210090] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 39.211400] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888015ee7df8 [ 39.212718] FS: 00007f5b67cd0900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 39.214194] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 39.215276] CR2: 00007fff45b88ef7 CR3: 000000000e804000 CR4: 0000000000350ef0 [ 39.216583] Call Trace: [ 39.217057] [ 39.217473] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 39.218397] ? __create_object+0x59/0x80 [ 39.219196] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 39.220188] __vmalloc_noprof+0x59/0x60 [ 39.220965] bpf_prog_alloc_no_stats+0x55/0x470 [ 39.221872] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.222822] bpf_prog_alloc+0x39/0x200 [ 39.223583] ? __pfx_seccomp_check_filter+0x10/0x10 [ 39.224488] bpf_prog_create_from_user+0xb2/0x2f0 [ 39.225414] do_seccomp+0x349/0x25e0 [ 39.226164] ? find_held_lock+0x2b/0x80 [ 39.226937] ? do_prlimit+0x310/0x610 [ 39.227692] ? __pfx_do_seccomp+0x10/0x10 [ 39.228454] ? do_raw_spin_unlock+0x53/0x220 [ 39.229301] ? _raw_spin_unlock+0x1e/0x40 [ 39.230111] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 39.231099] ? static_key_count+0x60/0x80 [ 39.231920] prctl_set_seccomp+0x4e/0x70 [ 39.232716] __do_sys_prctl+0xe6c/0x1d70 [ 39.233474] ? __pfx___do_sys_prctl+0x10/0x10 [ 39.234420] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 39.235415] ? irqentry_exit+0xf3/0x650 [ 39.236205] do_syscall_64+0xbf/0x430 [ 39.236966] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 39.237951] RIP: 0033:0x7f5b681c25cd [ 39.238675] 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 [ 39.241963] RSP: 002b:00007fff45b86410 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 39.243364] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f5b681c25cd [ 39.244688] RDX: 0000563e97a58e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 39.246015] RBP: 00007fff45b86470 R08: 0000000000000000 R09: 00007fff45b85b10 [ 39.247331] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563ecec98ad0 [ 39.248651] R13: 00007fff45b868a0 R14: 0000563ecec99bc0 R15: 0000563ececaa780 [ 39.249996] [ 39.250431] irq event stamp: 1743 [ 39.251104] hardirqs last enabled at (1753): [] __up_console_sem+0x78/0x80 [ 39.252669] hardirqs last disabled at (1762): [] __up_console_sem+0x5d/0x80 [ 39.254235] softirqs last enabled at (1692): [] handle_softirqs+0x50c/0x770 [ 39.255819] softirqs last disabled at (1687): [] __irq_exit_rcu+0xc4/0x100 [ 39.257379] ---[ end trace 0000000000000000 ]--- Debian GNU/Linux 11 syzkaller ttyS0 syzkaller login: [ 42.689073] ------------[ cut here ]------------ [ 42.690003] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 42.692024] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#1: sshd/243 [ 42.693484] Modules linked in: [ 42.694124] CPU: 1 UID: 104 PID: 243 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 42.696090] Tainted: [W]=WARN [ 42.696698] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 42.698176] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 42.699099] 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 [ 42.702298] RSP: 0018:ffff88801a0a7bc0 EFLAGS: 00010286 [ 42.703275] RAX: 0000000000000000 RBX: ffffed1003414f78 RCX: ffffffff813a4050 [ 42.704562] RDX: ffff88800f478000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 42.705854] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed1003414f2f [ 42.707156] R10: 0000000000000000 R11: 0000000000000001 R12: 0000000000400dc0 [ 42.708433] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff88801a0a7df8 [ 42.709722] FS: 00007f018d134900(0000) GS:ffff8880e548f000(0000) knlGS:0000000000000000 [ 42.711164] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 42.712225] CR2: 00007f018d626580 CR3: 0000000021361000 CR4: 0000000000350ef0 [ 42.713543] Call Trace: [ 42.714030] [ 42.714442] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 42.715351] ? __create_object+0x59/0x80 [ 42.716138] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.717110] __vmalloc_noprof+0x59/0x60 [ 42.717867] bpf_prog_alloc_no_stats+0x55/0x470 [ 42.718730] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.719662] bpf_prog_alloc+0x39/0x200 [ 42.720355] ? __pfx_seccomp_check_filter+0x10/0x10 [ 42.721276] bpf_prog_create_from_user+0xb2/0x2f0 [ 42.722189] do_seccomp+0x349/0x25e0 [ 42.722895] ? __pfx_css_rstat_updated+0x10/0x10 [ 42.723783] ? __pfx_do_seccomp+0x10/0x10 [ 42.724556] ? find_held_lock+0x2b/0x80 [ 42.725267] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 42.726227] ? static_key_count+0x60/0x80 [ 42.727014] prctl_set_seccomp+0x4e/0x70 [ 42.727772] __do_sys_prctl+0xe6c/0x1d70 [ 42.728499] ? __pfx___do_sys_prctl+0x10/0x10 [ 42.729349] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 42.730306] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 42.731258] ? irqentry_exit+0xf3/0x650 [ 42.732019] do_syscall_64+0xbf/0x430 [ 42.732752] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 42.733702] RIP: 0033:0x7f018d6265cd [ 42.734354] 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 [ 42.737480] RSP: 002b:00007ffdac911770 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 42.738853] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007f018d6265cd [ 42.740122] RDX: 000056375e7cfe00 RSI: 0000000000000002 RDI: 0000000000000016 [ 42.741376] RBP: 00007ffdac9117d0 R08: 0000000000000000 R09: 00007ffdac910e70 [ 42.742661] R10: 0000000000000000 R11: 0000000000000246 R12: 0000563798646ad0 [ 42.743933] R13: 00007ffdac911c00 R14: 0000563798647bc0 R15: 0000563798658780 [ 42.745212] [ 42.745686] irq event stamp: 1681 [ 42.746280] hardirqs last enabled at (1689): [] __up_console_sem+0x78/0x80 [ 42.747796] hardirqs last disabled at (1704): [] __up_console_sem+0x5d/0x80 [ 42.749300] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 42.750836] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 42.752323] ---[ end trace 0000000000000000 ]--- [ 43.587127] ------------[ cut here ]------------ [ 43.588060] Unexpected gfp: 0x400000 (__GFP_ACCOUNT). Fixing up to gfp: 0xdc0 (GFP_KERNEL|__GFP_ZERO). Fix your code! [ 43.590092] WARNING: mm/vmalloc.c:3937 at vmalloc_fix_flags+0x91/0xd0, CPU#0: sshd/251 [ 43.591573] Modules linked in: [ 43.592186] CPU: 0 UID: 104 PID: 251 Comm: sshd Tainted: G W 6.18.0-rc6-next-20251117 #1 PREEMPT(voluntary) [ 43.594428] Tainted: [W]=WARN [ 43.595278] Hardware name: QEMU Standard PC (i440FX + PIIX, 1996), BIOS 1.12.0-1 04/01/2014 [ 43.596752] RIP: 0010:vmalloc_fix_flags+0x91/0xd0 [ 43.597677] 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 [ 43.600871] RSP: 0018:ffff888019f37bc0 EFLAGS: 00010286 [ 43.601872] RAX: 0000000000000000 RBX: ffffed10033e6f78 RCX: ffffffff813a4050 [ 43.603158] RDX: ffff8880175b8000 RSI: ffffffff813a405e RDI: 0000000000000001 [ 43.604457] RBP: 0000000000001000 R08: 0000000000000001 R09: ffffed10033e6f2f [ 43.605762] R10: 0000000000000001 R11: 0000000000000001 R12: 0000000000400dc0 [ 43.607065] R13: 0000000000000000 R14: 0000000000400dc0 R15: ffff888019f37df8 [ 43.608366] FS: 00007fed2bf3f900(0000) GS:ffff8880e538f000(0000) knlGS:0000000000000000 [ 43.609843] CS: 0010 DS: 0000 ES: 0000 CR0: 0000000080050033 [ 43.610927] CR2: 00007ffd8bb25ef7 CR3: 000000001e564000 CR4: 0000000000350ef0 [ 43.612210] Call Trace: [ 43.612745] [ 43.613173] ? __pfx_vmalloc_fix_flags+0x10/0x10 [ 43.614143] ? __create_object+0x59/0x80 [ 43.614946] ? trace_irq_enable.constprop.0+0xc2/0x100 [ 43.615924] __vmalloc_noprof+0x59/0x60 [ 43.616693] bpf_prog_alloc_no_stats+0x55/0x470 [ 43.617580] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.618471] bpf_prog_alloc+0x39/0x200 [ 43.619217] ? __pfx_seccomp_check_filter+0x10/0x10 [ 43.620147] bpf_prog_create_from_user+0xb2/0x2f0 [ 43.621054] do_seccomp+0x349/0x25e0 [ 43.621804] ? find_held_lock+0x2b/0x80 [ 43.622568] ? do_prlimit+0x310/0x610 [ 43.623280] ? __pfx_do_seccomp+0x10/0x10 [ 43.624086] ? do_raw_spin_unlock+0x53/0x220 [ 43.624916] ? _raw_spin_unlock+0x1e/0x40 [ 43.625726] ? __sanitizer_cov_trace_switch+0x54/0x90 [ 43.626699] ? static_key_count+0x60/0x80 [ 43.627469] prctl_set_seccomp+0x4e/0x70 [ 43.628252] __do_sys_prctl+0xe6c/0x1d70 [ 43.629039] ? __pfx___do_sys_prctl+0x10/0x10 [ 43.629906] ? lockdep_hardirqs_on_prepare+0xdb/0x1a0 [ 43.630887] ? irqentry_exit+0xf3/0x650 [ 43.631660] do_syscall_64+0xbf/0x430 [ 43.632358] entry_SYSCALL_64_after_hwframe+0x77/0x7f [ 43.633325] RIP: 0033:0x7fed2c4315cd [ 43.634040] 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 [ 43.637225] RSP: 002b:00007ffd8bb24a20 EFLAGS: 00000246 ORIG_RAX: 000000000000009d [ 43.638624] RAX: ffffffffffffffda RBX: 0000000000000000 RCX: 00007fed2c4315cd [ 43.639908] RDX: 00005611b04c6e00 RSI: 0000000000000002 RDI: 0000000000000016 [ 43.641199] RBP: 00007ffd8bb24a80 R08: 0000000000000000 R09: 00007ffd8bb24120 [ 43.642546] R10: 0000000000000000 R11: 0000000000000246 R12: 00005611dddba2b0 [ 43.643843] R13: 00007ffd8bb24eb0 R14: 00005611dddbcd20 R15: 00005611dddce8d0 [ 43.645143] [ 43.645597] irq event stamp: 1831 [ 43.646212] hardirqs last enabled at (1839): [] __up_console_sem+0x78/0x80 [ 43.647753] hardirqs last disabled at (1848): [] __up_console_sem+0x5d/0x80 [ 43.649298] softirqs last enabled at (1702): [] handle_softirqs+0x50c/0x770 [ 43.650833] softirqs last disabled at (1697): [] __irq_exit_rcu+0xc4/0x100 [ 43.652366] ---[ end trace 0000000000000000 ]--- Warning: Permanently added '[localhost]:31466' (ECDSA) to the list of known hosts. 2025/11/17 23:14:13 fuzzer started 2025/11/17 23:14:13 dialing manager at localhost:37895 2025/11/17 23:14:13 checking machine... 2025/11/17 23:14:13 checking revisions... [ 44.565870] kmemleak: Automatic memory scanning thread ended 2025/11/17 23:14:13 testing simple program... [ 44.650780] cgroup: Unknown subsys name 'net' [ 44.717874] cgroup: Unknown subsys name 'cpuset' [ 44.731078] cgroup: Unknown subsys name 'rlimit' executing program executing program VM DIAGNOSIS: 23:14:12 Registers: info registers vcpu 0 RAX=0000000000000000 RBX=ffff888017257f58 RCX=0000000000000001 RDX=0000000000000000 RSI=0000000000000006 RDI=ffff88801c029bc0 RBP=ffff888017257f48 RSP=ffff888017257f30 R8 =0000000000000000 R9 =0000000000000001 R10=ffffffff8664f657 R11=0000000000000000 R12=0000000000000000 R13=0000000000000003 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c6ade8 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 00007f018d134900 00000000 00000000 GS =0000 ffff8880e538f000 00000000 00000000 LDT=0000 fffffe0e00000000 00000000 00000000 TR =0040 fffffe0000003000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000001000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007ffdac90b000 CR3=00000000212e2000 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=000000000000000000ffff0000000000 XMM02=2f00646f6874656d5f74707972636e65 XMM03=5320444f4854454d5f54505952434e45 XMM04=40404040404040404040404040404040 XMM05=5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a5a XMM06=20202020202020202020202020202020 XMM07=ff00ffffffffffffffffffffffffffff XMM08=20002020202020200020202020202020 XMM09=0000ffffffffffffffffffffffffffff XMM10=00002020202020200020202020202020 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000 info registers vcpu 1 RAX=0000000000020777 RBX=0000000000000001 RCX=ffffffff84c72d57 RDX=0000000000000000 RSI=0000000000000000 RDI=ffffffff814d2c90 RBP=dffffc0000000000 RSP=ffff8880096efe58 R8 =0000000000000001 R9 =ffffed100d9e639a R10=ffff88806cf31cd3 R11=0000000000000001 R12=ffffffff8664f650 R13=1ffff110012ddfd2 R14=0000000000000000 R15=0000000000000000 RIP=ffffffff84c7174e RFL=00000206 [-----P-] 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 fffffe3300000000 00000000 00000000 TR =0040 fffffe000004a000 00004087 00008b00 DPL=0 TSS64-busy GDT= fffffe0000048000 0000007f IDT= fffffe0000000000 00000fff CR0=80050033 CR2=00007fff6db5b6d8 CR3=000000000de61000 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=1ae1e5a2723c76b59f49aa21f86d232f XMM02=00000000003030f8ec2efd57dc4c00df XMM03=000000000030f1f025bbd3d8ba4c060c XMM04=1e35ec967666df1200000000000ae988 XMM05=14648eaa1277bab1000000000031fb60 XMM06=817b8945e9d50373000000000031f9e8 XMM07=e042d86d42eb936e000000000030f470 XMM08=25bbd3d8ba4c060c0000000000303158 XMM09=00000000000000000000000000000000 XMM10=00000000000000000000000000000000 XMM11=00000000000000000000000000000000 XMM12=00000000000000000000000000000000 XMM13=00000000000000000000000000000000 XMM14=00000000000000000000000000000000 XMM15=00000000000000000000000000000000